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annotate src/event/ngx_event_quic.c @ 8384:52d0c4832570 quic

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author Sergey Kandaurov <pluknet@nginx.com>
date Thu, 14 May 2020 15:47:24 +0300
parents 7ea34e13937f
children fb7422074258
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8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
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1
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
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2 /*
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3 * Copyright (C) Nginx, Inc.
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4 */
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5
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6
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7 #include <ngx_config.h>
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8 #include <ngx_core.h>
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9 #include <ngx_event.h>
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10
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11
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12 /* 0-RTT and 1-RTT data exist in the same packet number space,
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13 * so we have 3 packet number spaces:
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14 *
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15 * 0 - Initial
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16 * 1 - Handshake
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17 * 2 - 0-RTT and 1-RTT
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18 */
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19 #define ngx_quic_get_send_ctx(qc, level) \
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20 ((level) == ssl_encryption_initial) ? &((qc)->send_ctx[0]) \
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21 : (((level) == ssl_encryption_handshake) ? &((qc)->send_ctx[1]) \
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22 : &((qc)->send_ctx[2]))
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23
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24 #define NGX_QUIC_SEND_CTX_LAST (NGX_QUIC_ENCRYPTION_LAST - 1)
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25
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26 #define NGX_QUIC_STREAMS_INC 16
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27 #define NGX_QUIC_STREAMS_LIMIT (1ULL < 60)
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28
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29 /*
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30 * 7.4. Cryptographic Message Buffering
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31 * Implementations MUST support buffering at least 4096 bytes of data
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32 */
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33 #define NGX_QUIC_MAX_BUFFERED 65535
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34
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35
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36 typedef enum {
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37 NGX_QUIC_ST_INITIAL, /* connection just created */
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38 NGX_QUIC_ST_HANDSHAKE, /* handshake started */
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39 NGX_QUIC_ST_EARLY_DATA, /* handshake in progress */
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40 NGX_QUIC_ST_APPLICATION /* handshake complete */
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41 } ngx_quic_state_t;
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42
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43
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44 typedef struct {
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45 ngx_rbtree_t tree;
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46 ngx_rbtree_node_t sentinel;
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47 ngx_connection_handler_pt handler;
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48
cfc429911c0d Implemented creation of server unidirectional streams.
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49 ngx_uint_t id_counter;
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50
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51 uint64_t received;
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52 uint64_t sent;
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53 uint64_t recv_max_data;
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54 uint64_t send_max_data;
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55 } ngx_quic_streams_t;
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56
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57
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58 typedef struct {
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59 size_t in_flight;
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60 size_t window;
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61 size_t ssthresh;
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62 ngx_msec_t recovery_start;
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63 } ngx_quic_congestion_t;
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64
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65
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66 /*
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67 * 12.3. Packet Numbers
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68 *
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69 * Conceptually, a packet number space is the context in which a packet
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70 * can be processed and acknowledged. Initial packets can only be sent
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71 * with Initial packet protection keys and acknowledged in packets which
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72 * are also Initial packets.
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73 */
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74 typedef struct {
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75 ngx_quic_secret_t client_secret;
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76 ngx_quic_secret_t server_secret;
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77
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78 uint64_t pnum; /* packet number to send */
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79 uint64_t largest_ack; /* number received from peer */
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80 uint64_t largest_pn; /* number received from peer */
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81
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82 ngx_queue_t frames;
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83 ngx_queue_t sent;
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84 } ngx_quic_send_ctx_t;
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85
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86
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87 struct ngx_quic_connection_s {
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88 ngx_str_t scid;
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89 ngx_str_t dcid;
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90 ngx_str_t odcid;
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91 ngx_str_t token;
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92
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93 ngx_uint_t client_tp_done;
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94 ngx_quic_tp_t tp;
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95 ngx_quic_tp_t ctp;
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96
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97 ngx_quic_state_t state;
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98
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99 ngx_quic_send_ctx_t send_ctx[NGX_QUIC_SEND_CTX_LAST];
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100 ngx_quic_secrets_t keys[NGX_QUIC_ENCRYPTION_LAST];
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101 ngx_quic_secrets_t next_key;
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102 ngx_quic_frames_stream_t crypto[NGX_QUIC_ENCRYPTION_LAST];
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103
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104 ngx_ssl_t *ssl;
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105
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106 ngx_event_t push;
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107 ngx_event_t retransmit;
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108 ngx_event_t close;
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109 ngx_queue_t free_frames;
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110 ngx_msec_t last_cc;
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111
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112 #if (NGX_DEBUG)
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113 ngx_uint_t nframes;
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114 #endif
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115
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116 ngx_quic_streams_t streams;
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117 ngx_quic_congestion_t congestion;
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118
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119 uint64_t cur_streams;
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120 uint64_t max_streams;
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121
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122 unsigned send_timer_set:1;
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123 unsigned closing:1;
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124 unsigned draining:1;
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125 unsigned key_phase:1;
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126 unsigned in_retry:1;
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127 };
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128
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129
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130 typedef ngx_int_t (*ngx_quic_frame_handler_pt)(ngx_connection_t *c,
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131 ngx_quic_frame_t *frame, void *data);
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132
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133
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134 #if BORINGSSL_API_VERSION >= 10
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135 static int ngx_quic_set_read_secret(ngx_ssl_conn_t *ssl_conn,
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136 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher,
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
137 const uint8_t *secret, size_t secret_len);
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
138 static int ngx_quic_set_write_secret(ngx_ssl_conn_t *ssl_conn,
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
139 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher,
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
140 const uint8_t *secret, size_t secret_len);
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
141 #else
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
142 static int ngx_quic_set_encryption_secrets(ngx_ssl_conn_t *ssl_conn,
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
143 enum ssl_encryption_level_t level, const uint8_t *read_secret,
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
144 const uint8_t *write_secret, size_t secret_len);
8204
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
145 #endif
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
146
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
147 static int ngx_quic_add_handshake_data(ngx_ssl_conn_t *ssl_conn,
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
148 enum ssl_encryption_level_t level, const uint8_t *data, size_t len);
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
149 static int ngx_quic_flush_flight(ngx_ssl_conn_t *ssl_conn);
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
150 static int ngx_quic_send_alert(ngx_ssl_conn_t *ssl_conn,
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
151 enum ssl_encryption_level_t level, uint8_t alert);
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
152
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
153
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
154 static ngx_int_t ngx_quic_new_connection(ngx_connection_t *c, ngx_ssl_t *ssl,
8304
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
155 ngx_quic_tp_t *tp, ngx_quic_header_t *pkt,
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
156 ngx_connection_handler_pt handler);
8382
b7704303a7e5 Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8381
diff changeset
157 static ngx_int_t ngx_quic_new_dcid(ngx_connection_t *c, ngx_str_t *odcid);
8383
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
158 static ngx_int_t ngx_quic_retry(ngx_connection_t *c);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
159 static ngx_int_t ngx_quic_new_token(ngx_connection_t *c, ngx_str_t *token);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
160 static ngx_int_t ngx_quic_validate_token(ngx_connection_t *c,
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
161 ngx_quic_header_t *pkt);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
162 static ngx_int_t ngx_quic_init_connection(ngx_connection_t *c);
8263
1295b293d09a Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8260
diff changeset
163 static void ngx_quic_input_handler(ngx_event_t *rev);
8354
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
164
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
165 static void ngx_quic_close_connection(ngx_connection_t *c, ngx_int_t rc);
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
166 static ngx_int_t ngx_quic_close_quic(ngx_connection_t *c, ngx_int_t rc);
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
167 static void ngx_quic_close_timer_handler(ngx_event_t *ev);
8354
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
168 static ngx_int_t ngx_quic_close_streams(ngx_connection_t *c,
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
169 ngx_quic_connection_t *qc);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
170
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
171 static ngx_int_t ngx_quic_input(ngx_connection_t *c, ngx_buf_t *b);
8377
2a94aaa70b33 Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents: 8371
diff changeset
172 static ngx_inline u_char *ngx_quic_skip_zero_padding(ngx_buf_t *b);
8383
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
173 static ngx_int_t ngx_quic_retry_input(ngx_connection_t *c,
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
174 ngx_quic_header_t *pkt);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
175 static ngx_int_t ngx_quic_initial_input(ngx_connection_t *c,
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
176 ngx_quic_header_t *pkt);
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
177 static ngx_int_t ngx_quic_handshake_input(ngx_connection_t *c,
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
178 ngx_quic_header_t *pkt);
8304
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
179 static ngx_int_t ngx_quic_early_input(ngx_connection_t *c,
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
180 ngx_quic_header_t *pkt);
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
181 static ngx_int_t ngx_quic_check_peer(ngx_quic_connection_t *qc,
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
182 ngx_quic_header_t *pkt);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
183 static ngx_int_t ngx_quic_app_input(ngx_connection_t *c,
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
184 ngx_quic_header_t *pkt);
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
185 static ngx_int_t ngx_quic_payload_handler(ngx_connection_t *c,
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
186 ngx_quic_header_t *pkt);
8367
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
187 static ngx_int_t ngx_quic_send_ack(ngx_connection_t *c, ngx_quic_header_t *pkt);
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
188 static ngx_int_t ngx_quic_send_cc(ngx_connection_t *c,
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
189 enum ssl_encryption_level_t level, ngx_uint_t err);
8384
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
190 static ngx_int_t ngx_quic_send_new_token(ngx_connection_t *c);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
191
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
192 static ngx_int_t ngx_quic_handle_ack_frame(ngx_connection_t *c,
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
193 ngx_quic_header_t *pkt, ngx_quic_ack_frame_t *f);
8326
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
194 static ngx_int_t ngx_quic_handle_ack_frame_range(ngx_connection_t *c,
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
195 ngx_quic_send_ctx_t *ctx, uint64_t min, uint64_t max);
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
196 static void ngx_quic_handle_stream_ack(ngx_connection_t *c,
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
197 ngx_quic_frame_t *f);
8335
76839f55bc48 Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents: 8334
diff changeset
198
76839f55bc48 Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents: 8334
diff changeset
199 static ngx_int_t ngx_quic_handle_ordered_frame(ngx_connection_t *c,
76839f55bc48 Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents: 8334
diff changeset
200 ngx_quic_frames_stream_t *fs, ngx_quic_frame_t *frame,
8378
81a4f98a2556 Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents: 8377
diff changeset
201 ngx_quic_frame_handler_pt handler, void *data);
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
202 static ngx_int_t ngx_quic_adjust_frame_offset(ngx_connection_t *c,
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
203 ngx_quic_frame_t *f, uint64_t offset_in);
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
204 static ngx_int_t ngx_quic_buffer_frame(ngx_connection_t *c,
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
205 ngx_quic_frames_stream_t *stream, ngx_quic_frame_t *f);
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
206
8335
76839f55bc48 Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents: 8334
diff changeset
207 static ngx_int_t ngx_quic_handle_crypto_frame(ngx_connection_t *c,
76839f55bc48 Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents: 8334
diff changeset
208 ngx_quic_header_t *pkt, ngx_quic_frame_t *frame);
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
209 static ngx_int_t ngx_quic_crypto_input(ngx_connection_t *c,
8378
81a4f98a2556 Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents: 8377
diff changeset
210 ngx_quic_frame_t *frame, void *data);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
211 static ngx_int_t ngx_quic_handle_stream_frame(ngx_connection_t *c,
8334
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
212 ngx_quic_header_t *pkt, ngx_quic_frame_t *frame);
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
213 static ngx_int_t ngx_quic_stream_input(ngx_connection_t *c,
8378
81a4f98a2556 Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents: 8377
diff changeset
214 ngx_quic_frame_t *frame, void *data);
8334
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
215
8314
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
216 static ngx_int_t ngx_quic_handle_max_streams(ngx_connection_t *c);
8365
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
217 static ngx_int_t ngx_quic_handle_max_data_frame(ngx_connection_t *c,
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
218 ngx_quic_max_data_frame_t *f);
8245
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
219 static ngx_int_t ngx_quic_handle_streams_blocked_frame(ngx_connection_t *c,
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
220 ngx_quic_header_t *pkt, ngx_quic_streams_blocked_frame_t *f);
8266
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
221 static ngx_int_t ngx_quic_handle_stream_data_blocked_frame(ngx_connection_t *c,
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
222 ngx_quic_header_t *pkt, ngx_quic_stream_data_blocked_frame_t *f);
8365
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
223 static ngx_int_t ngx_quic_handle_max_stream_data_frame(ngx_connection_t *c,
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
224 ngx_quic_header_t *pkt, ngx_quic_max_stream_data_frame_t *f);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
226 static void ngx_quic_queue_frame(ngx_quic_connection_t *qc,
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
227 ngx_quic_frame_t *frame);
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
228
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
229 static ngx_int_t ngx_quic_output(ngx_connection_t *c);
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
230 static ngx_int_t ngx_quic_output_frames(ngx_connection_t *c,
8332
6ad871b63422 Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8331
diff changeset
231 ngx_quic_send_ctx_t *ctx);
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
232 static void ngx_quic_free_frames(ngx_connection_t *c, ngx_queue_t *frames);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
233 static ngx_int_t ngx_quic_send_frames(ngx_connection_t *c, ngx_queue_t *frames);
8315
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
234
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
235 static void ngx_quic_set_packet_number(ngx_quic_header_t *pkt,
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
236 ngx_quic_send_ctx_t *ctx);
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
237 static void ngx_quic_retransmit_handler(ngx_event_t *ev);
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
238 static ngx_int_t ngx_quic_retransmit(ngx_connection_t *c,
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
239 ngx_quic_send_ctx_t *ctx, ngx_msec_t *waitp);
8309
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
240 static void ngx_quic_push_handler(ngx_event_t *ev);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
241
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
242 static void ngx_quic_rbtree_insert_stream(ngx_rbtree_node_t *temp,
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
243 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel);
8280
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
244 static ngx_quic_stream_t *ngx_quic_find_stream(ngx_rbtree_t *rbtree,
8284
2935a11c55b6 Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents: 8282
diff changeset
245 uint64_t id);
8280
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
246 static ngx_quic_stream_t *ngx_quic_create_stream(ngx_connection_t *c,
8282
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
247 uint64_t id, size_t rcvbuf_size);
8211
6bc18966b8c1 Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents: 8209
diff changeset
248 static ssize_t ngx_quic_stream_recv(ngx_connection_t *c, u_char *buf,
6bc18966b8c1 Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents: 8209
diff changeset
249 size_t size);
6bc18966b8c1 Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents: 8209
diff changeset
250 static ssize_t ngx_quic_stream_send(ngx_connection_t *c, u_char *buf,
6bc18966b8c1 Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents: 8209
diff changeset
251 size_t size);
8239
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
252 static void ngx_quic_stream_cleanup_handler(void *data);
8211
6bc18966b8c1 Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents: 8209
diff changeset
253 static ngx_chain_t *ngx_quic_stream_send_chain(ngx_connection_t *c,
6bc18966b8c1 Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents: 8209
diff changeset
254 ngx_chain_t *in, off_t limit);
8286
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
255 static ngx_quic_frame_t *ngx_quic_alloc_frame(ngx_connection_t *c, size_t size);
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
256 static void ngx_quic_free_frame(ngx_connection_t *c, ngx_quic_frame_t *frame);
8211
6bc18966b8c1 Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents: 8209
diff changeset
257
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
258 static void ngx_quic_congestion_ack(ngx_connection_t *c,
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
259 ngx_quic_frame_t *frame);
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
260 static void ngx_quic_congestion_lost(ngx_connection_t *c, ngx_msec_t sent);
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
261
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
262
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
263 static SSL_QUIC_METHOD quic_method = {
8204
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
264 #if BORINGSSL_API_VERSION >= 10
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
265 ngx_quic_set_read_secret,
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
266 ngx_quic_set_write_secret,
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
267 #else
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
268 ngx_quic_set_encryption_secrets,
8204
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
269 #endif
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
270 ngx_quic_add_handshake_data,
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
271 ngx_quic_flush_flight,
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
272 ngx_quic_send_alert,
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
273 };
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
274
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
275
8204
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
276 #if BORINGSSL_API_VERSION >= 10
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
277
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
278 static int
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
279 ngx_quic_set_read_secret(ngx_ssl_conn_t *ssl_conn,
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
280 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher,
8221
69345a26ba69 Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents: 8220
diff changeset
281 const uint8_t *rsecret, size_t secret_len)
8204
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
282 {
8306
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
283 ngx_connection_t *c;
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
284 ngx_quic_secrets_t *keys;
8204
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
285
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
286 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn);
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
287
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
288 #ifdef NGX_QUIC_DEBUG_CRYPTO
8360
f175006124d0 Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents: 8359
diff changeset
289 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
f175006124d0 Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents: 8359
diff changeset
290 "quic ngx_quic_set_read_secret() level:%d", level);
f175006124d0 Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents: 8359
diff changeset
291 ngx_quic_hexdump(c->log, "quic read secret", rsecret, secret_len);
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
292 #endif
8204
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
293
8306
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
294 keys = &c->quic->keys[level];
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
295
8304
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
296 if (level == ssl_encryption_early_data) {
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
297 c->quic->state = NGX_QUIC_ST_EARLY_DATA;
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
298 }
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
299
8221
69345a26ba69 Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents: 8220
diff changeset
300 return ngx_quic_set_encryption_secret(c->pool, ssl_conn, level,
69345a26ba69 Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents: 8220
diff changeset
301 rsecret, secret_len,
8306
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
302 &keys->client);
8204
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
303 }
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
304
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
305
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
306 static int
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
307 ngx_quic_set_write_secret(ngx_ssl_conn_t *ssl_conn,
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
308 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher,
8221
69345a26ba69 Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents: 8220
diff changeset
309 const uint8_t *wsecret, size_t secret_len)
8204
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
310 {
8306
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
311 ngx_connection_t *c;
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
312 ngx_quic_secrets_t *keys;
8204
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
313
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
314 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn);
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
315
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
316 #ifdef NGX_QUIC_DEBUG_CRYPTO
8360
f175006124d0 Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents: 8359
diff changeset
317 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
f175006124d0 Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents: 8359
diff changeset
318 "quic ngx_quic_set_write_secret() level:%d", level);
f175006124d0 Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents: 8359
diff changeset
319 ngx_quic_hexdump(c->log, "quic write secret", wsecret, secret_len);
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
320 #endif
8204
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
321
8306
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
322 keys = &c->quic->keys[level];
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
323
8221
69345a26ba69 Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents: 8220
diff changeset
324 return ngx_quic_set_encryption_secret(c->pool, ssl_conn, level,
69345a26ba69 Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents: 8220
diff changeset
325 wsecret, secret_len,
8306
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
326 &keys->server);
8204
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
327 }
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
328
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
329 #else
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
330
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
331 static int
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
332 ngx_quic_set_encryption_secrets(ngx_ssl_conn_t *ssl_conn,
8221
69345a26ba69 Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents: 8220
diff changeset
333 enum ssl_encryption_level_t level, const uint8_t *rsecret,
69345a26ba69 Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents: 8220
diff changeset
334 const uint8_t *wsecret, size_t secret_len)
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
335 {
8306
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
336 ngx_int_t rc;
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
337 ngx_connection_t *c;
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
338 ngx_quic_secrets_t *keys;
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
339
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
340 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn);
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
341
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
342 #ifdef NGX_QUIC_DEBUG_CRYPTO
8360
f175006124d0 Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents: 8359
diff changeset
343 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
f175006124d0 Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents: 8359
diff changeset
344 "quic ngx_quic_set_encryption_secrets() level:%d", level);
f175006124d0 Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents: 8359
diff changeset
345 ngx_quic_hexdump(c->log, "quic read", rsecret, secret_len);
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
346 #endif
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
347
8327
0ae50d90658a Fixed build with OpenSSL using old callbacks API.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8326
diff changeset
348 keys = &c->quic->keys[level];
8306
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
349
8221
69345a26ba69 Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents: 8220
diff changeset
350 rc = ngx_quic_set_encryption_secret(c->pool, ssl_conn, level,
69345a26ba69 Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents: 8220
diff changeset
351 rsecret, secret_len,
8306
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
352 &keys->client);
8221
69345a26ba69 Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents: 8220
diff changeset
353 if (rc != 1) {
69345a26ba69 Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents: 8220
diff changeset
354 return rc;
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
355 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
356
8303
2ac03e80d013 TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8302
diff changeset
357 if (level == ssl_encryption_early_data) {
8304
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
358 c->quic->state = NGX_QUIC_ST_EARLY_DATA;
8303
2ac03e80d013 TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8302
diff changeset
359 return 1;
2ac03e80d013 TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8302
diff changeset
360 }
2ac03e80d013 TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8302
diff changeset
361
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
362 #ifdef NGX_QUIC_DEBUG_CRYPTO
8360
f175006124d0 Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents: 8359
diff changeset
363 ngx_quic_hexdump(c->log, "quic write", wsecret, secret_len);
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
364 #endif
8303
2ac03e80d013 TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8302
diff changeset
365
8221
69345a26ba69 Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents: 8220
diff changeset
366 return ngx_quic_set_encryption_secret(c->pool, ssl_conn, level,
69345a26ba69 Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents: 8220
diff changeset
367 wsecret, secret_len,
8306
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
368 &keys->server);
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
369 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
370
8204
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
371 #endif
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8203
diff changeset
372
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
373
8184
ec1f84996990 Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents: 8183
diff changeset
374 static int
ec1f84996990 Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents: 8183
diff changeset
375 ngx_quic_add_handshake_data(ngx_ssl_conn_t *ssl_conn,
ec1f84996990 Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents: 8183
diff changeset
376 enum ssl_encryption_level_t level, const uint8_t *data, size_t len)
ec1f84996990 Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents: 8183
diff changeset
377 {
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
378 u_char *p, *end;
8345
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
379 size_t client_params_len, fsize, limit;
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
380 const uint8_t *client_params;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
381 ngx_quic_frame_t *frame;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
382 ngx_connection_t *c;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
383 ngx_quic_connection_t *qc;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
384 ngx_quic_frames_stream_t *fs;
8184
ec1f84996990 Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents: 8183
diff changeset
385
ec1f84996990 Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents: 8183
diff changeset
386 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn);
ec1f84996990 Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents: 8183
diff changeset
387 qc = c->quic;
ec1f84996990 Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents: 8183
diff changeset
388
8186
0a2683df5f11 Implemented improved version of quic_output().
Vladimir Homutov <vl@nginx.com>
parents: 8185
diff changeset
389 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
390 "quic ngx_quic_add_handshake_data");
8184
ec1f84996990 Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents: 8183
diff changeset
391
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8259
diff changeset
392 if (!qc->client_tp_done) {
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8259
diff changeset
393
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8259
diff changeset
394 SSL_get_peer_quic_transport_params(ssl_conn, &client_params,
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8259
diff changeset
395 &client_params_len);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8259
diff changeset
396
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8259
diff changeset
397 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
398 "quic SSL_get_peer_quic_transport_params():"
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
399 " params_len %ui", client_params_len);
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8259
diff changeset
400
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8259
diff changeset
401 if (client_params_len != 0) {
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8259
diff changeset
402 p = (u_char *) client_params;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8259
diff changeset
403 end = p + client_params_len;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8259
diff changeset
404
8265
d45325e90221 Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents: 8263
diff changeset
405 if (ngx_quic_parse_transport_params(p, end, &qc->ctp, c->log)
d45325e90221 Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents: 8263
diff changeset
406 != NGX_OK)
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8259
diff changeset
407 {
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8259
diff changeset
408 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8259
diff changeset
409 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8259
diff changeset
410
8271
8e54a17dabee Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents: 8270
diff changeset
411 if (qc->ctp.max_idle_timeout > 0
8e54a17dabee Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents: 8270
diff changeset
412 && qc->ctp.max_idle_timeout < qc->tp.max_idle_timeout)
8e54a17dabee Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents: 8270
diff changeset
413 {
8e54a17dabee Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents: 8270
diff changeset
414 qc->tp.max_idle_timeout = qc->ctp.max_idle_timeout;
8e54a17dabee Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents: 8270
diff changeset
415 }
8e54a17dabee Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents: 8270
diff changeset
416
8345
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
417 if (qc->ctp.max_packet_size < NGX_QUIC_MIN_INITIAL_SIZE
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
418 || qc->ctp.max_packet_size > NGX_QUIC_DEFAULT_MAX_PACKET_SIZE)
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
419 {
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
420 ngx_log_error(NGX_LOG_INFO, c->log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
421 "quic maximum packet size is invalid");
8345
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
422 return NGX_ERROR;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
423 }
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
424
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8259
diff changeset
425 qc->client_tp_done = 1;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8259
diff changeset
426 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8259
diff changeset
427 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8259
diff changeset
428
8345
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
429 /*
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
430 * we need to fit at least 1 frame into a packet, thus account head/tail;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
431 * 17 = 1 + 8x2 is max header for CRYPTO frame, with 1 byte for frame type
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
432 */
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
433 limit = qc->ctp.max_packet_size - NGX_QUIC_MAX_LONG_HEADER - 17
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
434 - EVP_GCM_TLS_TAG_LEN;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
435
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
436 fs = &qc->crypto[level];
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
437
8345
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
438 p = (u_char *) data;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
439 end = (u_char *) data + len;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
440
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
441 while (p < end) {
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
442
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
443 fsize = ngx_min(limit, (size_t) (end - p));
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
444
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
445 frame = ngx_quic_alloc_frame(c, fsize);
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
446 if (frame == NULL) {
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
447 return 0;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
448 }
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
449
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
450 ngx_memcpy(frame->data, p, fsize);
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
451
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
452 frame->level = level;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
453 frame->type = NGX_QUIC_FT_CRYPTO;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
454 frame->u.crypto.offset = fs->sent;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
455 frame->u.crypto.length = fsize;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
456 frame->u.crypto.data = frame->data;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
457
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
458 fs->sent += fsize;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
459 p += fsize;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
460
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
461 ngx_sprintf(frame->info, "crypto, generated by SSL len=%ui level=%d",
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
462 fsize, level);
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
463
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
464 ngx_quic_queue_frame(qc, frame);
8186
0a2683df5f11 Implemented improved version of quic_output().
Vladimir Homutov <vl@nginx.com>
parents: 8185
diff changeset
465 }
8184
ec1f84996990 Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents: 8183
diff changeset
466
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
467 return 1;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
468 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
469
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
470
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
471 static int
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
472 ngx_quic_flush_flight(ngx_ssl_conn_t *ssl_conn)
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
473 {
8360
f175006124d0 Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents: 8359
diff changeset
474 #if (NGX_DEBUG)
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
475 ngx_connection_t *c;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
476
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
477 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn);
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
478
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
479 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
480 "quic ngx_quic_flush_flight()");
8360
f175006124d0 Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents: 8359
diff changeset
481 #endif
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
482 return 1;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
483 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
484
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
485
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
486 static int
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
487 ngx_quic_send_alert(ngx_ssl_conn_t *ssl_conn, enum ssl_encryption_level_t level,
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
488 uint8_t alert)
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
489 {
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
490 ngx_connection_t *c;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
491
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
492 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn);
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
493
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
494 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
495 "quic ngx_quic_send_alert(), lvl=%d, alert=%d",
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
496 (int) level, (int) alert);
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
497
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
498 if (c->quic == NULL) {
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
499 return 1;
8235
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8234
diff changeset
500 }
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8234
diff changeset
501
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
502 if (ngx_quic_send_cc(c, level, 0x100 + alert) != NGX_OK) {
8235
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8234
diff changeset
503 return 0;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8234
diff changeset
504 }
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8234
diff changeset
505
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
506 return 1;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
507 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
508
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
509
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
510 void
8247
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8246
diff changeset
511 ngx_quic_run(ngx_connection_t *c, ngx_ssl_t *ssl, ngx_quic_tp_t *tp,
8271
8e54a17dabee Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents: 8270
diff changeset
512 ngx_connection_handler_pt handler)
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
513 {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
514 ngx_buf_t *b;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
515 ngx_quic_header_t pkt;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
516
8263
1295b293d09a Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8260
diff changeset
517 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic run");
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
518
8263
1295b293d09a Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8260
diff changeset
519 c->log->action = "QUIC initialization";
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
520
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
521 ngx_memzero(&pkt, sizeof(ngx_quic_header_t));
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
522
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
523 b = c->buffer;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
524
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
525 pkt.log = c->log;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
526 pkt.raw = b;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
527 pkt.data = b->start;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
528 pkt.len = b->last - b->start;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
529
8304
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
530 if (ngx_quic_new_connection(c, ssl, tp, &pkt, handler) != NGX_OK) {
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
531 ngx_quic_close_connection(c, NGX_ERROR);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
532 return;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
533 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
534
8383
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
535 ngx_add_timer(c->read, c->quic->in_retry ? NGX_QUIC_RETRY_TIMEOUT
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
536 : c->quic->tp.max_idle_timeout);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
537
8263
1295b293d09a Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8260
diff changeset
538 c->read->handler = ngx_quic_input_handler;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
539
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
540 return;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
541 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
542
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
543
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
544 static ngx_int_t
8247
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8246
diff changeset
545 ngx_quic_new_connection(ngx_connection_t *c, ngx_ssl_t *ssl, ngx_quic_tp_t *tp,
8304
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
546 ngx_quic_header_t *pkt, ngx_connection_handler_pt handler)
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
547 {
8384
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
548 ngx_int_t rc;
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
549 ngx_uint_t i;
8265
d45325e90221 Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents: 8263
diff changeset
550 ngx_quic_tp_t *ctp;
8306
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
551 ngx_quic_secrets_t *keys;
8339
aba84d9ab256 Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8338
diff changeset
552 ngx_quic_send_ctx_t *ctx;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
553 ngx_quic_connection_t *qc;
8288
ebd5c71b9f02 Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents: 8286
diff changeset
554 static u_char buf[NGX_QUIC_DEFAULT_MAX_PACKET_SIZE];
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
555
8345
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
556 if (ngx_buf_size(pkt->raw) < NGX_QUIC_MIN_INITIAL_SIZE) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
557 ngx_log_error(NGX_LOG_INFO, c->log, 0,
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
558 "quic UDP datagram is too small for initial packet");
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
559 return NGX_ERROR;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
560 }
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
561
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
562 if (ngx_quic_parse_long_header(pkt) != NGX_OK) {
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
563 return NGX_ERROR;
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
564 }
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
565
8251
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8247
diff changeset
566 if (!ngx_quic_pkt_in(pkt->flags)) {
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
567 ngx_log_error(NGX_LOG_INFO, c->log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
568 "quic invalid initial packet: 0x%xi", pkt->flags);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
569 return NGX_ERROR;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
570 }
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
571
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
572 if (ngx_quic_parse_initial_header(pkt) != NGX_OK) {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
573 return NGX_ERROR;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
574 }
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
575
8275
19660929e8ff Logging cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8274
diff changeset
576 c->log->action = "creating new quic connection";
19660929e8ff Logging cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8274
diff changeset
577
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
578 qc = ngx_pcalloc(c->pool, sizeof(ngx_quic_connection_t));
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
579 if (qc == NULL) {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
580 return NGX_ERROR;
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
581 }
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
582
8263
1295b293d09a Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8260
diff changeset
583 qc->state = NGX_QUIC_ST_INITIAL;
1295b293d09a Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8260
diff changeset
584
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
585 ngx_rbtree_init(&qc->streams.tree, &qc->streams.sentinel,
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
586 ngx_quic_rbtree_insert_stream);
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
587
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
588 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) {
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
589 ngx_queue_init(&qc->send_ctx[i].frames);
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
590 ngx_queue_init(&qc->send_ctx[i].sent);
8339
aba84d9ab256 Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8338
diff changeset
591 qc->send_ctx[i].largest_pn = (uint64_t) -1;
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
592 }
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
593
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
594 for (i = 0; i < NGX_QUIC_ENCRYPTION_LAST; i++) {
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
595 ngx_queue_init(&qc->crypto[i].frames);
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
596 }
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
597
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
598 ngx_queue_init(&qc->free_frames);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
599
8369
bddf704d62c1 Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8368
diff changeset
600 qc->retransmit.log = c->log;
bddf704d62c1 Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8368
diff changeset
601 qc->retransmit.data = c;
bddf704d62c1 Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8368
diff changeset
602 qc->retransmit.handler = ngx_quic_retransmit_handler;
bddf704d62c1 Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8368
diff changeset
603 qc->retransmit.cancelable = 1;
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
604
8309
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
605 qc->push.log = c->log;
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
606 qc->push.data = c;
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
607 qc->push.handler = ngx_quic_push_handler;
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
608 qc->push.cancelable = 1;
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
609
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
610 c->quic = qc;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
611 qc->ssl = ssl;
8247
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8246
diff changeset
612 qc->tp = *tp;
8304
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
613 qc->streams.handler = handler;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
614
8265
d45325e90221 Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents: 8263
diff changeset
615 ctp = &qc->ctp;
d45325e90221 Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents: 8263
diff changeset
616 ctp->max_packet_size = NGX_QUIC_DEFAULT_MAX_PACKET_SIZE;
d45325e90221 Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents: 8263
diff changeset
617 ctp->ack_delay_exponent = NGX_QUIC_DEFAULT_ACK_DELAY_EXPONENT;
d45325e90221 Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents: 8263
diff changeset
618 ctp->max_ack_delay = NGX_QUIC_DEFAULT_MAX_ACK_DELAY;
d45325e90221 Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents: 8263
diff changeset
619
8365
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
620 qc->streams.recv_max_data = qc->tp.initial_max_data;
8338
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
621
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
622 qc->congestion.window = ngx_min(10 * qc->tp.max_packet_size,
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
623 ngx_max(2 * qc->tp.max_packet_size, 14720));
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
624 qc->congestion.ssthresh = NGX_MAX_SIZE_T_VALUE;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
625 qc->congestion.recovery_start = ngx_current_msec;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
626
8382
b7704303a7e5 Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8381
diff changeset
627 if (ngx_quic_new_dcid(c, &pkt->dcid) != NGX_OK) {
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
628 return NGX_ERROR;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
629 }
8368
89ccb04736b9 Server CID change.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8367
diff changeset
630
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
631 qc->scid.len = pkt->scid.len;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
632 qc->scid.data = ngx_pnalloc(c->pool, qc->scid.len);
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
633 if (qc->scid.data == NULL) {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
634 return NGX_ERROR;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
635 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
636 ngx_memcpy(qc->scid.data, pkt->scid.data, qc->scid.len);
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
637
8306
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
638 keys = &c->quic->keys[ssl_encryption_initial];
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
639
8306
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
640 if (ngx_quic_set_initial_secret(c->pool, &keys->client, &keys->server,
8381
6e100d8c138a Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8380
diff changeset
641 &qc->odcid)
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
642 != NGX_OK)
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
643 {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
644 return NGX_ERROR;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
645 }
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
646
8384
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
647 if (pkt->token.len) {
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
648 rc = ngx_quic_validate_token(c, pkt);
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
649
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
650 if (rc == NGX_ERROR) {
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
651 ngx_log_error(NGX_LOG_INFO, c->log, 0, "quic invalid token");
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
652 return NGX_ERROR;
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
653 }
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
654
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
655 if (rc == NGX_DECLINED) {
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
656 ngx_log_error(NGX_LOG_INFO, c->log, 0, "quic expired token");
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
657 return ngx_quic_retry(c);
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
658 }
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
659
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
660 /* NGX_OK */
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
661
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
662 } else if (tp->retry) {
8383
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
663 return ngx_quic_retry(c);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
664 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
665
8306
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
666 pkt->secret = &keys->client;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
667 pkt->level = ssl_encryption_initial;
8288
ebd5c71b9f02 Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents: 8286
diff changeset
668 pkt->plaintext = buf;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
669
8339
aba84d9ab256 Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8338
diff changeset
670 ctx = ngx_quic_get_send_ctx(qc, pkt->level);
aba84d9ab256 Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8338
diff changeset
671
aba84d9ab256 Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8338
diff changeset
672 if (ngx_quic_decrypt(pkt, NULL, &ctx->largest_pn) != NGX_OK) {
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
673 return NGX_ERROR;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
674 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
675
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
676 if (ngx_quic_init_connection(c) != NGX_OK) {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
677 return NGX_ERROR;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
678 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
679
8304
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
680 if (ngx_quic_payload_handler(c, pkt) != NGX_OK) {
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
681 return NGX_ERROR;
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
682 }
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
683
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
684 /* pos is at header end, adjust by actual packet length */
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
685 pkt->raw->pos += pkt->len;
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
686
8377
2a94aaa70b33 Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents: 8371
diff changeset
687 (void) ngx_quic_skip_zero_padding(pkt->raw);
2a94aaa70b33 Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents: 8371
diff changeset
688
8304
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
689 return ngx_quic_input(c, pkt->raw);
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
690 }
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
691
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
692
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
693 static ngx_int_t
8382
b7704303a7e5 Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8381
diff changeset
694 ngx_quic_new_dcid(ngx_connection_t *c, ngx_str_t *odcid)
8368
89ccb04736b9 Server CID change.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8367
diff changeset
695 {
8382
b7704303a7e5 Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8381
diff changeset
696 uint8_t len;
b7704303a7e5 Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8381
diff changeset
697 ngx_quic_connection_t *qc;
b7704303a7e5 Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8381
diff changeset
698
b7704303a7e5 Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8381
diff changeset
699 qc = c->quic;
8368
89ccb04736b9 Server CID change.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8367
diff changeset
700
89ccb04736b9 Server CID change.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8367
diff changeset
701 if (RAND_bytes(&len, sizeof(len)) != 1) {
89ccb04736b9 Server CID change.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8367
diff changeset
702 return NGX_ERROR;
89ccb04736b9 Server CID change.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8367
diff changeset
703 }
89ccb04736b9 Server CID change.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8367
diff changeset
704
89ccb04736b9 Server CID change.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8367
diff changeset
705 len = len % 10 + 10;
89ccb04736b9 Server CID change.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8367
diff changeset
706
8382
b7704303a7e5 Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8381
diff changeset
707 qc->dcid.len = len;
b7704303a7e5 Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8381
diff changeset
708 qc->dcid.data = ngx_pnalloc(c->pool, len);
b7704303a7e5 Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8381
diff changeset
709 if (qc->dcid.data == NULL) {
b7704303a7e5 Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8381
diff changeset
710 return NGX_ERROR;
b7704303a7e5 Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8381
diff changeset
711 }
b7704303a7e5 Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8381
diff changeset
712
b7704303a7e5 Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8381
diff changeset
713 if (RAND_bytes(qc->dcid.data, len) != 1) {
8368
89ccb04736b9 Server CID change.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8367
diff changeset
714 return NGX_ERROR;
89ccb04736b9 Server CID change.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8367
diff changeset
715 }
89ccb04736b9 Server CID change.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8367
diff changeset
716
8382
b7704303a7e5 Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8381
diff changeset
717 #ifdef NGX_QUIC_DEBUG_PACKETS
b7704303a7e5 Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8381
diff changeset
718 ngx_quic_hexdump(c->log, "quic server CID", qc->dcid.data, qc->dcid.len);
b7704303a7e5 Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8381
diff changeset
719 #endif
b7704303a7e5 Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8381
diff changeset
720
b7704303a7e5 Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8381
diff changeset
721 qc->odcid.len = odcid->len;
b7704303a7e5 Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8381
diff changeset
722 qc->odcid.data = ngx_pstrdup(c->pool, odcid);
b7704303a7e5 Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8381
diff changeset
723 if (qc->odcid.data == NULL) {
8368
89ccb04736b9 Server CID change.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8367
diff changeset
724 return NGX_ERROR;
89ccb04736b9 Server CID change.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8367
diff changeset
725 }
89ccb04736b9 Server CID change.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8367
diff changeset
726
89ccb04736b9 Server CID change.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8367
diff changeset
727 return NGX_OK;
89ccb04736b9 Server CID change.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8367
diff changeset
728 }
89ccb04736b9 Server CID change.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8367
diff changeset
729
89ccb04736b9 Server CID change.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8367
diff changeset
730
89ccb04736b9 Server CID change.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8367
diff changeset
731 static ngx_int_t
8383
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
732 ngx_quic_retry(ngx_connection_t *c)
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
733 {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
734 ssize_t len;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
735 ngx_str_t res, token;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
736 ngx_quic_header_t pkt;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
737 u_char buf[NGX_QUIC_RETRY_BUFFER_SIZE];
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
738
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
739 if (ngx_quic_new_token(c, &token) != NGX_OK) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
740 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
741 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
742
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
743 ngx_memzero(&pkt, sizeof(ngx_quic_header_t));
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
744 pkt.flags = NGX_QUIC_PKT_FIXED_BIT | NGX_QUIC_PKT_LONG | NGX_QUIC_PKT_RETRY;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
745 pkt.log = c->log;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
746 pkt.odcid = c->quic->odcid;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
747 pkt.dcid = c->quic->scid;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
748 pkt.scid = c->quic->dcid;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
749 pkt.token = token;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
750
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
751 res.data = buf;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
752
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
753 if (ngx_quic_encrypt(&pkt, NULL, &res) != NGX_OK) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
754 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
755 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
756
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
757 #ifdef NGX_QUIC_DEBUG_PACKETS
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
758 ngx_quic_hexdump(c->log, "quic packet to send", res.data, res.len);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
759 #endif
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
760
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
761 len = c->send(c, res.data, res.len);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
762 if (len == NGX_ERROR || (size_t) len != res.len) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
763 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
764 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
765
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
766 c->quic->token = token;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
767 c->quic->tp.original_connection_id = c->quic->odcid;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
768 c->quic->in_retry = 1;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
769
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
770 return NGX_OK;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
771 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
772
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
773
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
774 static ngx_int_t
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
775 ngx_quic_new_token(ngx_connection_t *c, ngx_str_t *token)
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
776 {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
777 int len, iv_len;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
778 u_char *data, *p, *key, *iv;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
779 ngx_msec_t now;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
780 EVP_CIPHER_CTX *ctx;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
781 const EVP_CIPHER *cipher;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
782 struct sockaddr_in *sin;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
783 #if (NGX_HAVE_INET6)
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
784 struct sockaddr_in6 *sin6;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
785 #endif
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
786 u_char in[NGX_QUIC_MAX_TOKEN_SIZE];
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
787
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
788 switch (c->sockaddr->sa_family) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
789
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
790 #if (NGX_HAVE_INET6)
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
791 case AF_INET6:
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
792 sin6 = (struct sockaddr_in6 *) c->sockaddr;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
793
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
794 len = sizeof(struct in6_addr);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
795 data = sin6->sin6_addr.s6_addr;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
796
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
797 break;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
798 #endif
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
799
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
800 #if (NGX_HAVE_UNIX_DOMAIN)
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
801 case AF_UNIX:
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
802
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
803 len = ngx_min(c->addr_text.len, NGX_QUIC_MAX_TOKEN_SIZE - sizeof(now));
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
804 data = c->addr_text.data;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
805
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
806 break;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
807 #endif
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
808
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
809 default: /* AF_INET */
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
810 sin = (struct sockaddr_in *) c->sockaddr;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
811
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
812 len = sizeof(in_addr_t);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
813 data = (u_char *) &sin->sin_addr;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
814
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
815 break;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
816 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
817
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
818 p = ngx_cpymem(in, data, len);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
819
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
820 now = ngx_current_msec;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
821 len += sizeof(now);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
822 ngx_memcpy(p, &now, sizeof(now));
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
823
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
824 cipher = EVP_aes_256_cbc();
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
825 iv_len = EVP_CIPHER_iv_length(cipher);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
826
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
827 token->len = iv_len + len + EVP_CIPHER_block_size(cipher);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
828 token->data = ngx_pnalloc(c->pool, token->len);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
829 if (token->data == NULL) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
830 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
831 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
832
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
833 ctx = EVP_CIPHER_CTX_new();
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
834 if (ctx == NULL) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
835 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
836 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
837
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
838 key = c->quic->tp.token_key;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
839 iv = token->data;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
840
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
841 if (RAND_bytes(iv, iv_len) <= 0
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
842 || !EVP_EncryptInit_ex(ctx, cipher, NULL, key, iv))
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
843 {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
844 EVP_CIPHER_CTX_free(ctx);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
845 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
846 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
847
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
848 token->len = iv_len;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
849
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
850 if (EVP_EncryptUpdate(ctx, token->data + token->len, &len, in, len) != 1) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
851 EVP_CIPHER_CTX_free(ctx);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
852 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
853 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
854
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
855 token->len += len;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
856
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
857 if (EVP_EncryptFinal_ex(ctx, token->data + token->len, &len) <= 0) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
858 EVP_CIPHER_CTX_free(ctx);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
859 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
860 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
861
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
862 token->len += len;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
863
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
864 EVP_CIPHER_CTX_free(ctx);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
865
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
866 #ifdef NGX_QUIC_DEBUG_PACKETS
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
867 ngx_quic_hexdump(c->log, "quic new token", token->data, token->len);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
868 #endif
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
869
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
870 return NGX_OK;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
871 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
872
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
873
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
874 static ngx_int_t
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
875 ngx_quic_validate_token(ngx_connection_t *c, ngx_quic_header_t *pkt)
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
876 {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
877 int len, tlen, iv_len;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
878 u_char *key, *iv, *p, *data;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
879 ngx_msec_t msec;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
880 EVP_CIPHER_CTX *ctx;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
881 const EVP_CIPHER *cipher;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
882 struct sockaddr_in *sin;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
883 #if (NGX_HAVE_INET6)
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
884 struct sockaddr_in6 *sin6;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
885 #endif
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
886 ngx_quic_connection_t *qc;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
887 u_char tdec[NGX_QUIC_MAX_TOKEN_SIZE];
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
888
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
889 if (pkt->token.len == 0) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
890 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
891 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
892
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
893 qc = c->quic;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
894
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
895 /* Retry token */
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
896
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
897 if (qc->token.len) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
898 if (pkt->token.len != qc->token.len) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
899 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
900 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
901
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
902 if (ngx_memcmp(pkt->token.data, qc->token.data, pkt->token.len) != 0) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
903 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
904 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
905
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
906 return NGX_OK;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
907 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
908
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
909 /* NEW_TOKEN in a previous connection */
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
910
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
911 cipher = EVP_aes_256_cbc();
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
912 key = c->quic->tp.token_key;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
913 iv = pkt->token.data;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
914 iv_len = EVP_CIPHER_iv_length(cipher);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
915
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
916 /* sanity checks */
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
917
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
918 if (pkt->token.len < (size_t) iv_len + EVP_CIPHER_block_size(cipher)) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
919 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
920 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
921
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
922 if (pkt->token.len > (size_t) iv_len + NGX_QUIC_MAX_TOKEN_SIZE) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
923 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
924 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
925
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
926 ctx = EVP_CIPHER_CTX_new();
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
927 if (ctx == NULL) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
928 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
929 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
930
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
931 if (!EVP_DecryptInit_ex(ctx, cipher, NULL, key, iv)) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
932 EVP_CIPHER_CTX_free(ctx);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
933 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
934 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
935
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
936 p = pkt->token.data + iv_len;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
937 len = pkt->token.len - iv_len;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
938
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
939 if (EVP_DecryptUpdate(ctx, tdec, &len, p, len) != 1) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
940 EVP_CIPHER_CTX_free(ctx);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
941 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
942 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
943
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
944 if (EVP_DecryptFinal_ex(ctx, tdec + len, &tlen) <= 0) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
945 EVP_CIPHER_CTX_free(ctx);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
946 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
947 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
948
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
949 EVP_CIPHER_CTX_free(ctx);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
950
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
951 switch (c->sockaddr->sa_family) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
952
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
953 #if (NGX_HAVE_INET6)
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
954 case AF_INET6:
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
955 sin6 = (struct sockaddr_in6 *) c->sockaddr;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
956
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
957 len = sizeof(struct in6_addr);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
958 data = sin6->sin6_addr.s6_addr;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
959
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
960 break;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
961 #endif
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
962
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
963 #if (NGX_HAVE_UNIX_DOMAIN)
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
964 case AF_UNIX:
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
965
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
966 len = ngx_min(c->addr_text.len, NGX_QUIC_MAX_TOKEN_SIZE - sizeof(msec));
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
967 data = c->addr_text.data;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
968
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
969 break;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
970 #endif
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
971
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
972 default: /* AF_INET */
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
973 sin = (struct sockaddr_in *) c->sockaddr;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
974
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
975 len = sizeof(in_addr_t);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
976 data = (u_char *) &sin->sin_addr;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
977
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
978 break;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
979 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
980
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
981 if (ngx_memcmp(tdec, data, len) != 0) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
982 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
983 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
984
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
985 ngx_memcpy(&msec, tdec + len, sizeof(msec));
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
986
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
987 if (ngx_current_msec - msec > NGX_QUIC_RETRY_LIFETIME) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
988 return NGX_DECLINED;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
989 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
990
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
991 return NGX_OK;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
992 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
993
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
994
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
995 static ngx_int_t
8221
69345a26ba69 Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents: 8220
diff changeset
996 ngx_quic_init_connection(ngx_connection_t *c)
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
997 {
8247
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8246
diff changeset
998 u_char *p;
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8246
diff changeset
999 ssize_t len;
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1000 ngx_ssl_conn_t *ssl_conn;
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1001 ngx_quic_connection_t *qc;
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1002
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1003 qc = c->quic;
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1004
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1005 if (ngx_ssl_create_connection(qc->ssl, c, NGX_SSL_BUFFER) != NGX_OK) {
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1006 return NGX_ERROR;
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1007 }
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1008
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1009 ssl_conn = c->ssl->connection;
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1010
8232
253cf267f95a Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents: 8231
diff changeset
1011 if (SSL_set_quic_method(ssl_conn, &quic_method) == 0) {
253cf267f95a Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents: 8231
diff changeset
1012 ngx_log_error(NGX_LOG_INFO, c->log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1013 "quic SSL_set_quic_method() failed");
8232
253cf267f95a Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents: 8231
diff changeset
1014 return NGX_ERROR;
253cf267f95a Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents: 8231
diff changeset
1015 }
253cf267f95a Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents: 8231
diff changeset
1016
8304
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1017 #ifdef SSL_READ_EARLY_DATA_SUCCESS
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1018 if (SSL_CTX_get_max_early_data(qc->ssl->ctx)) {
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1019 SSL_set_quic_early_data_enabled(ssl_conn, 1);
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1020 }
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1021 #endif
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1022
8247
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8246
diff changeset
1023 len = ngx_quic_create_transport_params(NULL, NULL, &qc->tp);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8246
diff changeset
1024 /* always succeeds */
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8246
diff changeset
1025
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8246
diff changeset
1026 p = ngx_pnalloc(c->pool, len);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8246
diff changeset
1027 if (p == NULL) {
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8246
diff changeset
1028 return NGX_ERROR;
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8246
diff changeset
1029 }
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8246
diff changeset
1030
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8246
diff changeset
1031 len = ngx_quic_create_transport_params(p, p + len, &qc->tp);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8246
diff changeset
1032 if (len < 0) {
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8246
diff changeset
1033 return NGX_ERROR;
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8246
diff changeset
1034 }
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8246
diff changeset
1035
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
1036 #ifdef NGX_QUIC_DEBUG_PACKETS
8360
f175006124d0 Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents: 8359
diff changeset
1037 ngx_quic_hexdump(c->log, "quic transport parameters", p, len);
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
1038 #endif
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
1039
8247
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8246
diff changeset
1040 if (SSL_set_quic_transport_params(ssl_conn, p, len) == 0) {
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1041 ngx_log_error(NGX_LOG_INFO, c->log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1042 "quic SSL_set_quic_transport_params() failed");
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1043 return NGX_ERROR;
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1044 }
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1045
8314
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
1046 qc->max_streams = qc->tp.initial_max_streams_bidi;
8263
1295b293d09a Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8260
diff changeset
1047 qc->state = NGX_QUIC_ST_HANDSHAKE;
1295b293d09a Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8260
diff changeset
1048
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1049 return NGX_OK;
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1050 }
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1051
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1052
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1053 static void
8263
1295b293d09a Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8260
diff changeset
1054 ngx_quic_input_handler(ngx_event_t *rev)
8211
6bc18966b8c1 Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents: 8209
diff changeset
1055 {
8271
8e54a17dabee Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents: 8270
diff changeset
1056 ssize_t n;
8e54a17dabee Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents: 8270
diff changeset
1057 ngx_buf_t b;
8e54a17dabee Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents: 8270
diff changeset
1058 ngx_connection_t *c;
8e54a17dabee Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents: 8270
diff changeset
1059 ngx_quic_connection_t *qc;
8288
ebd5c71b9f02 Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents: 8286
diff changeset
1060 static u_char buf[NGX_QUIC_DEFAULT_MAX_PACKET_SIZE];
8211
6bc18966b8c1 Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents: 8209
diff changeset
1061
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1062 b.start = buf;
8265
d45325e90221 Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents: 8263
diff changeset
1063 b.end = buf + sizeof(buf);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1064 b.pos = b.last = b.start;
8383
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1065 b.memory = 1;
8211
6bc18966b8c1 Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents: 8209
diff changeset
1066
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1067 c = rev->data;
8281
618a65de08b3 When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents: 8280
diff changeset
1068 qc = c->quic;
8211
6bc18966b8c1 Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents: 8209
diff changeset
1069
8263
1295b293d09a Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8260
diff changeset
1070 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, rev->log, 0, "quic input handler");
8212
e3c0b19a3a8a Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents: 8211
diff changeset
1071
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1072 if (rev->timedout) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1073 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT,
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1074 "quic client timed out");
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1075 ngx_quic_close_connection(c, NGX_DONE);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1076 return;
8212
e3c0b19a3a8a Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents: 8211
diff changeset
1077 }
e3c0b19a3a8a Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents: 8211
diff changeset
1078
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1079 if (c->close) {
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1080 ngx_quic_close_connection(c, NGX_ERROR);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1081 return;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1082 }
8220
7ada2feeac18 Added processing of CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents: 8218
diff changeset
1083
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1084 n = c->recv(c, b.start, b.end - b.start);
8215
38c0898b6df7 HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents: 8214
diff changeset
1085
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1086 if (n == NGX_AGAIN) {
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1087 if (qc->closing) {
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1088 ngx_quic_close_connection(c, NGX_OK);
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1089 }
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1090 return;
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1091 }
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1092
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1093 if (n == NGX_ERROR) {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1094 c->read->eof = 1;
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1095 ngx_quic_close_connection(c, NGX_ERROR);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1096 return;
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1097 }
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1098
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1099 b.last += n;
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1100
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1101 if (ngx_quic_input(c, &b) != NGX_OK) {
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1102 ngx_quic_close_connection(c, NGX_ERROR);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1103 return;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1104 }
8271
8e54a17dabee Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents: 8270
diff changeset
1105
8e54a17dabee Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents: 8270
diff changeset
1106 qc->send_timer_set = 0;
8e54a17dabee Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents: 8270
diff changeset
1107 ngx_add_timer(rev, qc->tp.max_idle_timeout);
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1108 }
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1109
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1110
8208
4ae9ac69ab93 HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents: 8207
diff changeset
1111 static void
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1112 ngx_quic_close_connection(ngx_connection_t *c, ngx_int_t rc)
8208
4ae9ac69ab93 HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents: 8207
diff changeset
1113 {
8354
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1114 ngx_pool_t *pool;
8281
618a65de08b3 When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents: 8280
diff changeset
1115
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1116 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
1117 "quic ngx_quic_close_connection, rc: %i", rc);
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1118
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1119 if (!c->quic) {
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1120 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
1121 "quic close connection early error");
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1122
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1123 } else if (ngx_quic_close_quic(c, rc) == NGX_AGAIN) {
8354
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1124 return;
8281
618a65de08b3 When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents: 8280
diff changeset
1125 }
8208
4ae9ac69ab93 HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents: 8207
diff changeset
1126
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1127 if (c->ssl) {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1128 (void) ngx_ssl_shutdown(c);
8208
4ae9ac69ab93 HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents: 8207
diff changeset
1129 }
4ae9ac69ab93 HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents: 8207
diff changeset
1130
8354
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1131 if (c->read->timer_set) {
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1132 ngx_del_timer(c->read);
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1133 }
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1134
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1135 #if (NGX_STAT_STUB)
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1136 (void) ngx_atomic_fetch_add(ngx_stat_active, -1);
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1137 #endif
8208
4ae9ac69ab93 HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents: 8207
diff changeset
1138
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1139 c->destroyed = 1;
8208
4ae9ac69ab93 HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents: 8207
diff changeset
1140
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1141 pool = c->pool;
8208
4ae9ac69ab93 HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents: 8207
diff changeset
1142
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1143 ngx_close_connection(c);
8208
4ae9ac69ab93 HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents: 8207
diff changeset
1144
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1145 ngx_destroy_pool(pool);
8208
4ae9ac69ab93 HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents: 8207
diff changeset
1146 }
4ae9ac69ab93 HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents: 8207
diff changeset
1147
4ae9ac69ab93 HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents: 8207
diff changeset
1148
8193
4355efde26d8 Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents: 8192
diff changeset
1149 static ngx_int_t
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1150 ngx_quic_close_quic(ngx_connection_t *c, ngx_int_t rc)
8354
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1151 {
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1152 ngx_uint_t i;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1153 ngx_quic_connection_t *qc;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1154 enum ssl_encryption_level_t level;
8354
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1155
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1156 qc = c->quic;
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1157
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1158 if (!qc->closing) {
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1159
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1160 if (rc == NGX_OK) {
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1161
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1162 /*
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1163 * 10.3. Immediate Close
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1164 *
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1165 * An endpoint sends a CONNECTION_CLOSE frame (Section 19.19) to
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1166 * terminate the connection immediately.
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1167 */
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1168 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1169 "quic immediate close, drain = %d", qc->draining);
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1170
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1171 switch (qc->state) {
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1172 case NGX_QUIC_ST_INITIAL:
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1173 level = ssl_encryption_initial;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1174 break;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1175
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1176 case NGX_QUIC_ST_HANDSHAKE:
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1177 level = ssl_encryption_handshake;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1178 break;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1179
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1180 default: /* NGX_QUIC_ST_APPLICATION/EARLY_DATA */
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1181 level = ssl_encryption_application;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1182 break;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1183 }
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1184
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1185 if (ngx_quic_send_cc(c, level, NGX_QUIC_ERR_NO_ERROR) == NGX_OK) {
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1186
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1187 qc->close.log = c->log;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1188 qc->close.data = c;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1189 qc->close.handler = ngx_quic_close_timer_handler;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1190 qc->close.cancelable = 1;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1191
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1192 ngx_add_timer(&qc->close, 3 * NGX_QUIC_HARDCODED_PTO);
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1193 }
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1194
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1195 } else if (rc == NGX_DONE) {
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1196
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1197 /*
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1198 * 10.2. Idle Timeout
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1199 *
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1200 * If the idle timeout is enabled by either peer, a connection is
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1201 * silently closed and its state is discarded when it remains idle
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1202 */
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1203
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1204 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1205 "quic closing %s connection",
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1206 qc->draining ? "drained" : "idle");
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1207
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1208 } else {
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1209 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1210 "quic immediate close due to fatal error");
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1211 }
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1212
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1213 qc->closing = 1;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1214 }
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1215
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1216 if (rc == NGX_ERROR && qc->close.timer_set) {
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1217 /* do not wait for timer in case of fatal error */
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1218 ngx_del_timer(&qc->close);
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1219 }
8354
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1220
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1221 if (ngx_quic_close_streams(c, qc) == NGX_AGAIN) {
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1222 return NGX_AGAIN;
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1223 }
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1224
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1225 if (qc->close.timer_set) {
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1226 return NGX_AGAIN;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1227 }
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1228
8354
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1229 for (i = 0; i < NGX_QUIC_ENCRYPTION_LAST; i++) {
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1230 ngx_quic_free_frames(c, &qc->crypto[i].frames);
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1231 }
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1232
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1233 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) {
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1234 ngx_quic_free_frames(c, &qc->send_ctx[i].frames);
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1235 ngx_quic_free_frames(c, &qc->send_ctx[i].sent);
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1236 }
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1237
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1238 if (qc->push.timer_set) {
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1239 ngx_del_timer(&qc->push);
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1240 }
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1241
8369
bddf704d62c1 Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8368
diff changeset
1242 if (qc->retransmit.timer_set) {
bddf704d62c1 Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8368
diff changeset
1243 ngx_del_timer(&qc->retransmit);
8354
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1244 }
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1245
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1246 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1247 "quic part of connection is terminated");
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1248
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1249 /* may be tested from SSL callback during SSL shutdown */
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1250 c->quic = NULL;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1251
8354
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1252 return NGX_OK;
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1253 }
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1254
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1255
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1256 static void
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1257 ngx_quic_close_timer_handler(ngx_event_t *ev)
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1258 {
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1259 ngx_connection_t *c;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1260
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
1261 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "quic close timer");
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1262
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1263 c = ev->data;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1264 ngx_quic_close_connection(c, NGX_DONE);
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1265 }
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1266
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1267
8354
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1268 static ngx_int_t
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1269 ngx_quic_close_streams(ngx_connection_t *c, ngx_quic_connection_t *qc)
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1270 {
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1271 ngx_event_t *rev;
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1272 ngx_rbtree_t *tree;
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1273 ngx_rbtree_node_t *node;
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1274 ngx_quic_stream_t *qs;
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1275
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1276 #if (NGX_DEBUG)
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1277 ngx_uint_t ns;
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1278 #endif
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1279
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1280 tree = &qc->streams.tree;
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1281
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1282 if (tree->root == tree->sentinel) {
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1283 return NGX_OK;
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1284 }
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1285
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1286 #if (NGX_DEBUG)
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1287 ns = 0;
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1288 #endif
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1289
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1290 for (node = ngx_rbtree_min(tree->root, tree->sentinel);
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1291 node;
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1292 node = ngx_rbtree_next(tree, node))
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1293 {
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1294 qs = (ngx_quic_stream_t *) node;
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1295
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1296 rev = qs->c->read;
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1297 rev->ready = 1;
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1298 rev->pending_eof = 1;
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1299
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1300 ngx_post_event(rev, &ngx_posted_events);
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1301
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1302 if (rev->timer_set) {
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1303 ngx_del_timer(rev);
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1304 }
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1305
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1306 #if (NGX_DEBUG)
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1307 ns++;
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1308 #endif
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1309 }
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1310
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1311 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1312 "quic connection has %ui active streams", ns);
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1313
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1314 return NGX_AGAIN;
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1315 }
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1316
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1317
d11bc25fc4c3 Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents: 8350
diff changeset
1318 static ngx_int_t
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1319 ngx_quic_input(ngx_connection_t *c, ngx_buf_t *b)
8193
4355efde26d8 Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents: 8192
diff changeset
1320 {
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1321 u_char *p;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1322 ngx_int_t rc;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1323 ngx_quic_header_t pkt;
8193
4355efde26d8 Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents: 8192
diff changeset
1324
8304
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1325 p = b->pos;
8208
4ae9ac69ab93 HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents: 8207
diff changeset
1326
8304
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1327 while (p < b->last) {
8263
1295b293d09a Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8260
diff changeset
1328 c->log->action = "processing quic packet";
1295b293d09a Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8260
diff changeset
1329
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1330 ngx_memzero(&pkt, sizeof(ngx_quic_header_t));
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1331 pkt.raw = b;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1332 pkt.data = p;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1333 pkt.len = b->last - p;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1334 pkt.log = c->log;
8251
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8247
diff changeset
1335 pkt.flags = p[0];
8193
4355efde26d8 Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents: 8192
diff changeset
1336
8383
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1337 if (c->quic->in_retry) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1338 return ngx_quic_retry_input(c, &pkt);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1339 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1340
8371
9d9531431c8c Removed outdated/incorrect comments and fixed style.
Vladimir Homutov <vl@nginx.com>
parents: 8370
diff changeset
1341 /* TODO: check current state */
8251
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8247
diff changeset
1342 if (ngx_quic_long_pkt(pkt.flags)) {
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1343
8251
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8247
diff changeset
1344 if (ngx_quic_pkt_in(pkt.flags)) {
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1345 rc = ngx_quic_initial_input(c, &pkt);
8206
8d6ac639feac Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents: 8205
diff changeset
1346
8251
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8247
diff changeset
1347 } else if (ngx_quic_pkt_hs(pkt.flags)) {
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1348 rc = ngx_quic_handshake_input(c, &pkt);
8193
4355efde26d8 Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents: 8192
diff changeset
1349
8304
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1350 } else if (ngx_quic_pkt_zrtt(pkt.flags)) {
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1351 rc = ngx_quic_early_input(c, &pkt);
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1352
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1353 } else {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1354 ngx_log_error(NGX_LOG_INFO, c->log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1355 "quic unknown long packet type");
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1356 return NGX_ERROR;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1357 }
8193
4355efde26d8 Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents: 8192
diff changeset
1358
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1359 } else {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1360 rc = ngx_quic_app_input(c, &pkt);
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1361 }
8193
4355efde26d8 Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents: 8192
diff changeset
1362
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
1363 if (rc == NGX_ERROR) {
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
1364 return NGX_ERROR;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1365 }
8206
8d6ac639feac Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents: 8205
diff changeset
1366
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
1367 /* NGX_OK || NGX_DECLINED */
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
1368
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
1369 /*
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
1370 * we get NGX_DECLINED when there are no keys [yet] available
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
1371 * to decrypt packet.
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
1372 * Instead of queueing it, we ignore it and rely on the sender's
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
1373 * retransmission:
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
1374 *
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
1375 * 12.2. Coalescing Packets:
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
1376 *
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
1377 * For example, if decryption fails (because the keys are
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
1378 * not available or any other reason), the receiver MAY either
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
1379 * discard or buffer the packet for later processing and MUST
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
1380 * attempt to process the remaining packets.
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
1381 */
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
1382
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1383 /* b->pos is at header end, adjust by actual packet length */
8377
2a94aaa70b33 Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents: 8371
diff changeset
1384 b->pos += pkt.len;
2a94aaa70b33 Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents: 8371
diff changeset
1385 p = ngx_quic_skip_zero_padding(b);
8304
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1386 }
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
1387
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1388 return NGX_OK;
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
1389 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
1390
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
1391
8377
2a94aaa70b33 Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents: 8371
diff changeset
1392 /* firefox workaround: skip zero padding at the end of quic packet */
2a94aaa70b33 Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents: 8371
diff changeset
1393 static ngx_inline u_char *
2a94aaa70b33 Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents: 8371
diff changeset
1394 ngx_quic_skip_zero_padding(ngx_buf_t *b)
2a94aaa70b33 Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents: 8371
diff changeset
1395 {
2a94aaa70b33 Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents: 8371
diff changeset
1396 while (b->pos < b->last && *(b->pos) == 0) {
2a94aaa70b33 Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents: 8371
diff changeset
1397 b->pos++;
2a94aaa70b33 Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents: 8371
diff changeset
1398 }
2a94aaa70b33 Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents: 8371
diff changeset
1399
2a94aaa70b33 Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents: 8371
diff changeset
1400 return b->pos;
2a94aaa70b33 Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents: 8371
diff changeset
1401 }
2a94aaa70b33 Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents: 8371
diff changeset
1402
2a94aaa70b33 Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents: 8371
diff changeset
1403
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
1404 static ngx_int_t
8383
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1405 ngx_quic_retry_input(ngx_connection_t *c, ngx_quic_header_t *pkt)
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1406 {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1407 ngx_quic_secrets_t *keys;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1408 ngx_quic_send_ctx_t *ctx;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1409 ngx_quic_connection_t *qc;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1410 static u_char buf[NGX_QUIC_DEFAULT_MAX_PACKET_SIZE];
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1411
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1412 c->log->action = "retrying quic connection";
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1413
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1414 qc = c->quic;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1415
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1416 if (ngx_buf_size(pkt->raw) < NGX_QUIC_MIN_INITIAL_SIZE) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1417 ngx_log_error(NGX_LOG_INFO, c->log, 0,
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1418 "quic UDP datagram is too small for initial packet");
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1419 return NGX_OK;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1420 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1421
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1422 if (ngx_quic_parse_long_header(pkt) != NGX_OK) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1423 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1424 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1425
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1426 if (ngx_quic_pkt_zrtt(pkt->flags)) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1427 ngx_log_error(NGX_LOG_INFO, c->log, 0,
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1428 "quic discard inflight 0-RTT packet");
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1429 return NGX_OK;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1430 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1431
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1432 if (!ngx_quic_pkt_in(pkt->flags)) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1433 ngx_log_error(NGX_LOG_INFO, c->log, 0,
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1434 "quic invalid initial packet: 0x%xi", pkt->flags);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1435 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1436 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1437
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1438 if (ngx_quic_parse_initial_header(pkt) != NGX_OK) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1439 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1440 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1441
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1442 if (ngx_quic_new_dcid(c, &pkt->dcid) != NGX_OK) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1443 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1444 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1445
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1446 qc = c->quic;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1447
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1448 keys = &c->quic->keys[ssl_encryption_initial];
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1449
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1450 if (ngx_quic_set_initial_secret(c->pool, &keys->client, &keys->server,
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1451 &qc->odcid)
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1452 != NGX_OK)
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1453 {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1454 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1455 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1456
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1457 c->quic->in_retry = 0;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1458
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1459 if (ngx_quic_validate_token(c, pkt) != NGX_OK) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1460 ngx_log_error(NGX_LOG_INFO, c->log, 0, "quic invalid token");
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1461 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1462 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1463
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1464 pkt->secret = &keys->client;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1465 pkt->level = ssl_encryption_initial;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1466 pkt->plaintext = buf;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1467
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1468 ctx = ngx_quic_get_send_ctx(qc, pkt->level);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1469
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1470 if (ngx_quic_decrypt(pkt, NULL, &ctx->largest_pn) != NGX_OK) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1471 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1472 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1473
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1474 if (ngx_quic_init_connection(c) != NGX_OK) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1475 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1476 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1477
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1478 if (ngx_quic_payload_handler(c, pkt) != NGX_OK) {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1479 return NGX_ERROR;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1480 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1481
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1482 /* pos is at header end, adjust by actual packet length */
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1483 pkt->raw->pos += pkt->len;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1484
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1485 (void) ngx_quic_skip_zero_padding(pkt->raw);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1486
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1487 return ngx_quic_input(c, pkt->raw);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1488 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1489
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1490
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8382
diff changeset
1491 static ngx_int_t
8223
61f9b873e2e7 Firefox fixes.
Vladimir Homutov <vl@nginx.com>
parents: 8222
diff changeset
1492 ngx_quic_initial_input(ngx_connection_t *c, ngx_quic_header_t *pkt)
61f9b873e2e7 Firefox fixes.
Vladimir Homutov <vl@nginx.com>
parents: 8222
diff changeset
1493 {
8339
aba84d9ab256 Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8338
diff changeset
1494 ngx_ssl_conn_t *ssl_conn;
aba84d9ab256 Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8338
diff changeset
1495 ngx_quic_secrets_t *keys;
aba84d9ab256 Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8338
diff changeset
1496 ngx_quic_send_ctx_t *ctx;
aba84d9ab256 Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8338
diff changeset
1497 static u_char buf[NGX_QUIC_DEFAULT_MAX_PACKET_SIZE];
8223
61f9b873e2e7 Firefox fixes.
Vladimir Homutov <vl@nginx.com>
parents: 8222
diff changeset
1498
8263
1295b293d09a Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8260
diff changeset
1499 c->log->action = "processing initial quic packet";
1295b293d09a Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8260
diff changeset
1500
8223
61f9b873e2e7 Firefox fixes.
Vladimir Homutov <vl@nginx.com>
parents: 8222
diff changeset
1501 ssl_conn = c->ssl->connection;
61f9b873e2e7 Firefox fixes.
Vladimir Homutov <vl@nginx.com>
parents: 8222
diff changeset
1502
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents: 8223
diff changeset
1503 if (ngx_quic_parse_long_header(pkt) != NGX_OK) {
8223
61f9b873e2e7 Firefox fixes.
Vladimir Homutov <vl@nginx.com>
parents: 8222
diff changeset
1504 return NGX_ERROR;
61f9b873e2e7 Firefox fixes.
Vladimir Homutov <vl@nginx.com>
parents: 8222
diff changeset
1505 }
61f9b873e2e7 Firefox fixes.
Vladimir Homutov <vl@nginx.com>
parents: 8222
diff changeset
1506
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents: 8223
diff changeset
1507 if (ngx_quic_parse_initial_header(pkt) != NGX_OK) {
8223
61f9b873e2e7 Firefox fixes.
Vladimir Homutov <vl@nginx.com>
parents: 8222
diff changeset
1508 return NGX_ERROR;
61f9b873e2e7 Firefox fixes.
Vladimir Homutov <vl@nginx.com>
parents: 8222
diff changeset
1509 }
61f9b873e2e7 Firefox fixes.
Vladimir Homutov <vl@nginx.com>
parents: 8222
diff changeset
1510
8306
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
1511 keys = &c->quic->keys[ssl_encryption_initial];
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
1512
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
1513 pkt->secret = &keys->client;
8223
61f9b873e2e7 Firefox fixes.
Vladimir Homutov <vl@nginx.com>
parents: 8222
diff changeset
1514 pkt->level = ssl_encryption_initial;
8288
ebd5c71b9f02 Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents: 8286
diff changeset
1515 pkt->plaintext = buf;
8223
61f9b873e2e7 Firefox fixes.
Vladimir Homutov <vl@nginx.com>
parents: 8222
diff changeset
1516
8339
aba84d9ab256 Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8338
diff changeset
1517 ctx = ngx_quic_get_send_ctx(c->quic, pkt->level);
aba84d9ab256 Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8338
diff changeset
1518
aba84d9ab256 Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8338
diff changeset
1519 if (ngx_quic_decrypt(pkt, ssl_conn, &ctx->largest_pn) != NGX_OK) {
8223
61f9b873e2e7 Firefox fixes.
Vladimir Homutov <vl@nginx.com>
parents: 8222
diff changeset
1520 return NGX_ERROR;
61f9b873e2e7 Firefox fixes.
Vladimir Homutov <vl@nginx.com>
parents: 8222
diff changeset
1521 }
61f9b873e2e7 Firefox fixes.
Vladimir Homutov <vl@nginx.com>
parents: 8222
diff changeset
1522
61f9b873e2e7 Firefox fixes.
Vladimir Homutov <vl@nginx.com>
parents: 8222
diff changeset
1523 return ngx_quic_payload_handler(c, pkt);
61f9b873e2e7 Firefox fixes.
Vladimir Homutov <vl@nginx.com>
parents: 8222
diff changeset
1524 }
61f9b873e2e7 Firefox fixes.
Vladimir Homutov <vl@nginx.com>
parents: 8222
diff changeset
1525
61f9b873e2e7 Firefox fixes.
Vladimir Homutov <vl@nginx.com>
parents: 8222
diff changeset
1526
61f9b873e2e7 Firefox fixes.
Vladimir Homutov <vl@nginx.com>
parents: 8222
diff changeset
1527 static ngx_int_t
8206
8d6ac639feac Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents: 8205
diff changeset
1528 ngx_quic_handshake_input(ngx_connection_t *c, ngx_quic_header_t *pkt)
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
1529 {
8306
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
1530 ngx_quic_secrets_t *keys;
8339
aba84d9ab256 Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8338
diff changeset
1531 ngx_quic_send_ctx_t *ctx;
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
1532 ngx_quic_connection_t *qc;
8288
ebd5c71b9f02 Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents: 8286
diff changeset
1533 static u_char buf[NGX_QUIC_DEFAULT_MAX_PACKET_SIZE];
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
1534
8263
1295b293d09a Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8260
diff changeset
1535 c->log->action = "processing handshake quic packet";
1295b293d09a Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8260
diff changeset
1536
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
1537 qc = c->quic;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
1538
8321
e45719a9b148 Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8320
diff changeset
1539 keys = &c->quic->keys[ssl_encryption_handshake];
e45719a9b148 Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8320
diff changeset
1540
e45719a9b148 Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8320
diff changeset
1541 if (keys->client.key.len == 0) {
e45719a9b148 Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8320
diff changeset
1542 ngx_log_error(NGX_LOG_INFO, c->log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1543 "quic no read keys yet, packet ignored");
8321
e45719a9b148 Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8320
diff changeset
1544 return NGX_DECLINED;
e45719a9b148 Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8320
diff changeset
1545 }
e45719a9b148 Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8320
diff changeset
1546
8193
4355efde26d8 Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents: 8192
diff changeset
1547 /* extract cleartext data into pkt */
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents: 8223
diff changeset
1548 if (ngx_quic_parse_long_header(pkt) != NGX_OK) {
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
1549 return NGX_ERROR;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
1550 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
1551
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1552 if (ngx_quic_check_peer(qc, pkt) != NGX_OK) {
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
1553 return NGX_ERROR;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
1554 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
1555
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents: 8223
diff changeset
1556 if (ngx_quic_parse_handshake_header(pkt) != NGX_OK) {
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
1557 return NGX_ERROR;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
1558 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
1559
8306
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
1560 pkt->secret = &keys->client;
8206
8d6ac639feac Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents: 8205
diff changeset
1561 pkt->level = ssl_encryption_handshake;
8288
ebd5c71b9f02 Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents: 8286
diff changeset
1562 pkt->plaintext = buf;
8206
8d6ac639feac Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents: 8205
diff changeset
1563
8339
aba84d9ab256 Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8338
diff changeset
1564 ctx = ngx_quic_get_send_ctx(qc, pkt->level);
aba84d9ab256 Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8338
diff changeset
1565
aba84d9ab256 Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8338
diff changeset
1566 if (ngx_quic_decrypt(pkt, c->ssl->connection, &ctx->largest_pn) != NGX_OK) {
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
1567 return NGX_ERROR;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
1568 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
1569
8206
8d6ac639feac Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents: 8205
diff changeset
1570 return ngx_quic_payload_handler(c, pkt);
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1571 }
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1572
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1573
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1574 static ngx_int_t
8304
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1575 ngx_quic_early_input(ngx_connection_t *c, ngx_quic_header_t *pkt)
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1576 {
8306
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
1577 ngx_quic_secrets_t *keys;
8339
aba84d9ab256 Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8338
diff changeset
1578 ngx_quic_send_ctx_t *ctx;
8304
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1579 ngx_quic_connection_t *qc;
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1580 static u_char buf[NGX_QUIC_DEFAULT_MAX_PACKET_SIZE];
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1581
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1582 c->log->action = "processing early data quic packet";
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1583
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1584 qc = c->quic;
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1585
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1586 /* extract cleartext data into pkt */
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1587 if (ngx_quic_parse_long_header(pkt) != NGX_OK) {
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1588 return NGX_ERROR;
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1589 }
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1590
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1591 if (ngx_quic_check_peer(qc, pkt) != NGX_OK) {
8304
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1592 return NGX_ERROR;
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1593 }
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1594
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1595 if (ngx_quic_parse_handshake_header(pkt) != NGX_OK) {
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1596 return NGX_ERROR;
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1597 }
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1598
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1599 if (c->quic->state != NGX_QUIC_ST_EARLY_DATA) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1600 ngx_log_error(NGX_LOG_INFO, c->log, 0, "quic unexpected 0-RTT packet");
8304
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1601 return NGX_OK;
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1602 }
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1603
8306
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
1604 keys = &c->quic->keys[ssl_encryption_early_data];
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
1605
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
1606 pkt->secret = &keys->client;
8304
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1607 pkt->level = ssl_encryption_early_data;
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1608 pkt->plaintext = buf;
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1609
8339
aba84d9ab256 Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8338
diff changeset
1610 ctx = ngx_quic_get_send_ctx(qc, pkt->level);
aba84d9ab256 Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8338
diff changeset
1611
aba84d9ab256 Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8338
diff changeset
1612 if (ngx_quic_decrypt(pkt, c->ssl->connection, &ctx->largest_pn) != NGX_OK) {
8304
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1613 return NGX_ERROR;
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1614 }
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1615
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1616 return ngx_quic_payload_handler(c, pkt);
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1617 }
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1618
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1619
90f94413177e TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8303
diff changeset
1620 static ngx_int_t
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1621 ngx_quic_check_peer(ngx_quic_connection_t *qc, ngx_quic_header_t *pkt)
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1622 {
8381
6e100d8c138a Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8380
diff changeset
1623 ngx_str_t *dcid;
6e100d8c138a Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8380
diff changeset
1624
6e100d8c138a Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8380
diff changeset
1625 dcid = ngx_quic_pkt_zrtt(pkt->flags) ? &qc->odcid : &qc->dcid;
6e100d8c138a Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8380
diff changeset
1626
6e100d8c138a Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8380
diff changeset
1627 if (pkt->dcid.len != dcid->len) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1628 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic dcidl");
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1629 return NGX_ERROR;
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1630 }
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1631
8381
6e100d8c138a Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8380
diff changeset
1632 if (ngx_memcmp(pkt->dcid.data, dcid->data, dcid->len) != 0) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1633 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic dcid");
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1634 return NGX_ERROR;
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1635 }
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1636
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1637 if (pkt->scid.len != qc->scid.len) {
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1638 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic scidl");
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1639 return NGX_ERROR;
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1640 }
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1641
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1642 if (ngx_memcmp(pkt->scid.data, qc->scid.data, qc->scid.len) != 0) {
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1643 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic scid");
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1644 return NGX_ERROR;
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1645 }
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1646
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1647 return NGX_OK;
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1648 }
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1649
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1650
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1651 static ngx_int_t
8206
8d6ac639feac Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents: 8205
diff changeset
1652 ngx_quic_app_input(ngx_connection_t *c, ngx_quic_header_t *pkt)
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1653 {
8319
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1654 ngx_int_t rc;
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1655 ngx_quic_secrets_t *keys, *next, tmp;
8339
aba84d9ab256 Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8338
diff changeset
1656 ngx_quic_send_ctx_t *ctx;
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1657 ngx_quic_connection_t *qc;
8288
ebd5c71b9f02 Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents: 8286
diff changeset
1658 static u_char buf[NGX_QUIC_DEFAULT_MAX_PACKET_SIZE];
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1659
8263
1295b293d09a Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8260
diff changeset
1660 c->log->action = "processing application data quic packet";
1295b293d09a Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8260
diff changeset
1661
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1662 qc = c->quic;
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1663
8306
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
1664 keys = &c->quic->keys[ssl_encryption_application];
8319
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1665 next = &c->quic->next_key;
8306
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
1666
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
1667 if (keys->client.key.len == 0) {
8223
61f9b873e2e7 Firefox fixes.
Vladimir Homutov <vl@nginx.com>
parents: 8222
diff changeset
1668 ngx_log_error(NGX_LOG_INFO, c->log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1669 "quic no read keys yet, packet ignored");
8223
61f9b873e2e7 Firefox fixes.
Vladimir Homutov <vl@nginx.com>
parents: 8222
diff changeset
1670 return NGX_DECLINED;
61f9b873e2e7 Firefox fixes.
Vladimir Homutov <vl@nginx.com>
parents: 8222
diff changeset
1671 }
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1672
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents: 8223
diff changeset
1673 if (ngx_quic_parse_short_header(pkt, &qc->dcid) != NGX_OK) {
8185
6a76d9657772 QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8184
diff changeset
1674 return NGX_ERROR;
6a76d9657772 QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8184
diff changeset
1675 }
6a76d9657772 QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8184
diff changeset
1676
8306
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
1677 pkt->secret = &keys->client;
8319
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1678 pkt->next = &next->client;
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1679 pkt->key_phase = c->quic->key_phase;
8206
8d6ac639feac Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents: 8205
diff changeset
1680 pkt->level = ssl_encryption_application;
8288
ebd5c71b9f02 Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents: 8286
diff changeset
1681 pkt->plaintext = buf;
8206
8d6ac639feac Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents: 8205
diff changeset
1682
8339
aba84d9ab256 Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8338
diff changeset
1683 ctx = ngx_quic_get_send_ctx(qc, pkt->level);
aba84d9ab256 Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8338
diff changeset
1684
aba84d9ab256 Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8338
diff changeset
1685 if (ngx_quic_decrypt(pkt, c->ssl->connection, &ctx->largest_pn) != NGX_OK) {
8199
1297dc83a6b9 Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents: 8198
diff changeset
1686 return NGX_ERROR;
8185
6a76d9657772 QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8184
diff changeset
1687 }
6a76d9657772 QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8184
diff changeset
1688
8319
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1689 /* switch keys on Key Phase change */
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1690
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1691 if (pkt->key_update) {
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1692 c->quic->key_phase ^= 1;
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1693
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1694 tmp = *keys;
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1695 *keys = *next;
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1696 *next = tmp;
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1697 }
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1698
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1699 rc = ngx_quic_payload_handler(c, pkt);
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1700
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1701 if (rc == NGX_ERROR) {
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1702 return NGX_ERROR;
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1703 }
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1704
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1705 /* generate next keys */
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1706
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1707 if (pkt->key_update) {
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1708 if (ngx_quic_key_update(c, keys, next) != NGX_OK) {
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1709 return NGX_ERROR;
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1710 }
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1711 }
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1712
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
1713 return rc;
8182
b28ea685a56e Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents: 8180
diff changeset
1714 }
8171
4daf03d2bd0a OpenSSL compatibility.
Sergey Kandaurov <pluknet@nginx.com>
parents:
diff changeset
1715
4daf03d2bd0a OpenSSL compatibility.
Sergey Kandaurov <pluknet@nginx.com>
parents:
diff changeset
1716
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1717 static ngx_int_t
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1718 ngx_quic_payload_handler(ngx_connection_t *c, ngx_quic_header_t *pkt)
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1719 {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1720 u_char *end, *p;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1721 ssize_t len;
8367
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1722 ngx_uint_t ack_sent, do_close;
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1723 ngx_quic_frame_t frame;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1724 ngx_quic_connection_t *qc;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1725
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1726 qc = c->quic;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1727
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1728 if (qc->closing) {
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1729 /*
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1730 * 10.1 Closing and Draining Connection States
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1731 * ... delayed or reordered packets are properly discarded.
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1732 *
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1733 * An endpoint retains only enough information to generate
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1734 * a packet containing a CONNECTION_CLOSE frame and to identify
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1735 * packets as belonging to the connection.
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1736 */
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1737 return ngx_quic_send_cc(c, pkt->level, NGX_QUIC_ERR_NO_ERROR);
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1738 }
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1739
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1740 p = pkt->payload.data;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1741 end = p + pkt->payload.len;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1742
8367
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1743 ack_sent = 0;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1744 do_close = 0;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1745
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1746 while (p < end) {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1747
8275
19660929e8ff Logging cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8274
diff changeset
1748 c->log->action = "parsing frames";
19660929e8ff Logging cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8274
diff changeset
1749
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8239
diff changeset
1750 len = ngx_quic_parse_frame(pkt, p, end, &frame);
8251
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8247
diff changeset
1751
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8247
diff changeset
1752 if (len == NGX_DECLINED) {
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8247
diff changeset
1753 /* TODO: handle protocol violation:
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8247
diff changeset
1754 * such frame not allowed in this packet
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8247
diff changeset
1755 */
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8247
diff changeset
1756 return NGX_ERROR;
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8247
diff changeset
1757 }
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8247
diff changeset
1758
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1759 if (len < 0) {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1760 return NGX_ERROR;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1761 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1762
8275
19660929e8ff Logging cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8274
diff changeset
1763 c->log->action = "handling frames";
19660929e8ff Logging cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8274
diff changeset
1764
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1765 p += len;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1766
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1767 switch (frame.type) {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1768
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1769 case NGX_QUIC_FT_ACK:
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1770 if (ngx_quic_handle_ack_frame(c, pkt, &frame.u.ack) != NGX_OK) {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1771 return NGX_ERROR;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1772 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1773
8367
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1774 continue;
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1775
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1776 case NGX_QUIC_FT_PADDING:
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1777 /* no action required */
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1778 continue;
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1779
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1780 case NGX_QUIC_FT_CONNECTION_CLOSE:
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1781 case NGX_QUIC_FT_CONNECTION_CLOSE2:
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1782 do_close = 1;
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1783 continue;
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1784 }
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1785
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1786 /* got there with ack-eliciting packet */
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1787
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1788 if (!ack_sent) {
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1789 if (ngx_quic_send_ack(c, pkt) != NGX_OK) {
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1790 return NGX_ERROR;
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1791 }
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1792
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1793 ack_sent = 1;
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1794 }
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1795
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1796 switch (frame.type) {
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1797
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1798 case NGX_QUIC_FT_CRYPTO:
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1799
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
1800 if (ngx_quic_handle_crypto_frame(c, pkt, &frame) != NGX_OK) {
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1801 return NGX_ERROR;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1802 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1803
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1804 break;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1805
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1806 case NGX_QUIC_FT_PING:
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1807 break;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1808
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1809 case NGX_QUIC_FT_STREAM0:
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1810 case NGX_QUIC_FT_STREAM1:
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1811 case NGX_QUIC_FT_STREAM2:
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1812 case NGX_QUIC_FT_STREAM3:
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1813 case NGX_QUIC_FT_STREAM4:
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1814 case NGX_QUIC_FT_STREAM5:
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1815 case NGX_QUIC_FT_STREAM6:
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1816 case NGX_QUIC_FT_STREAM7:
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1817
8334
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
1818 if (ngx_quic_handle_stream_frame(c, pkt, &frame) != NGX_OK) {
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1819 return NGX_ERROR;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1820 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1821
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1822 break;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1823
8237
ff540f13d95d MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8236
diff changeset
1824 case NGX_QUIC_FT_MAX_DATA:
8365
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
1825
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
1826 if (ngx_quic_handle_max_data_frame(c, &frame.u.max_data) != NGX_OK)
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
1827 {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
1828 return NGX_ERROR;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
1829 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
1830
8237
ff540f13d95d MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8236
diff changeset
1831 break;
ff540f13d95d MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8236
diff changeset
1832
8236
d3b26c3bea22 Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents: 8235
diff changeset
1833 case NGX_QUIC_FT_STREAMS_BLOCKED:
d3b26c3bea22 Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents: 8235
diff changeset
1834 case NGX_QUIC_FT_STREAMS_BLOCKED2:
8245
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
1835
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
1836 if (ngx_quic_handle_streams_blocked_frame(c, pkt,
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
1837 &frame.u.streams_blocked)
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
1838 != NGX_OK)
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
1839 {
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
1840 return NGX_ERROR;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
1841 }
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
1842
8236
d3b26c3bea22 Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents: 8235
diff changeset
1843 break;
d3b26c3bea22 Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents: 8235
diff changeset
1844
8266
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
1845 case NGX_QUIC_FT_STREAM_DATA_BLOCKED:
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
1846
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
1847 if (ngx_quic_handle_stream_data_blocked_frame(c, pkt,
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
1848 &frame.u.stream_data_blocked)
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
1849 != NGX_OK)
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
1850 {
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
1851 return NGX_ERROR;
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
1852 }
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
1853
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
1854 break;
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
1855
8365
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
1856 case NGX_QUIC_FT_MAX_STREAM_DATA:
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
1857
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
1858 if (ngx_quic_handle_max_stream_data_frame(c, pkt,
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
1859 &frame.u.max_stream_data)
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
1860 != NGX_OK)
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
1861 {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
1862 return NGX_ERROR;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
1863 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
1864
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
1865 break;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
1866
8325
9b9d592c0da3 Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents: 8322
diff changeset
1867 case NGX_QUIC_FT_NEW_CONNECTION_ID:
9b9d592c0da3 Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents: 8322
diff changeset
1868 case NGX_QUIC_FT_RETIRE_CONNECTION_ID:
9b9d592c0da3 Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents: 8322
diff changeset
1869 case NGX_QUIC_FT_NEW_TOKEN:
9b9d592c0da3 Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents: 8322
diff changeset
1870 case NGX_QUIC_FT_RESET_STREAM:
9b9d592c0da3 Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents: 8322
diff changeset
1871 case NGX_QUIC_FT_STOP_SENDING:
9b9d592c0da3 Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents: 8322
diff changeset
1872 case NGX_QUIC_FT_PATH_CHALLENGE:
9b9d592c0da3 Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents: 8322
diff changeset
1873 case NGX_QUIC_FT_PATH_RESPONSE:
9b9d592c0da3 Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents: 8322
diff changeset
1874
9b9d592c0da3 Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents: 8322
diff changeset
1875 /* TODO: handle */
9b9d592c0da3 Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents: 8322
diff changeset
1876 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
1877 "quic frame handler not implemented");
8325
9b9d592c0da3 Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents: 8322
diff changeset
1878 break;
9b9d592c0da3 Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents: 8322
diff changeset
1879
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1880 default:
8346
4e4485793418 Added MAX_STREAM_DATA stub handler.
Vladimir Homutov <vl@nginx.com>
parents: 8345
diff changeset
1881 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
1882 "quic missing frame handler");
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1883 return NGX_ERROR;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1884 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1885 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1886
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1887 if (p != end) {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1888 ngx_log_error(NGX_LOG_INFO, c->log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1889 "quic trailing garbage in payload: %ui bytes", end - p);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1890 return NGX_ERROR;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1891 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1892
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1893 if (do_close) {
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1894 qc->draining = 1;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1895 ngx_quic_close_connection(c, NGX_OK);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1896 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1897
8367
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1898 return NGX_OK;
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1899 }
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1900
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1901
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1902 static ngx_int_t
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1903 ngx_quic_send_ack(ngx_connection_t *c, ngx_quic_header_t *pkt)
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1904 {
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1905 ngx_quic_frame_t *frame;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1906
8275
19660929e8ff Logging cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8274
diff changeset
1907 c->log->action = "generating acknowledgment";
19660929e8ff Logging cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8274
diff changeset
1908
8367
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1909 /* every ACK-eliciting packet is acknowledged, TODO ACK Ranges */
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1910
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1911 frame = ngx_quic_alloc_frame(c, 0);
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1912 if (frame == NULL) {
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1913 return NGX_ERROR;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1914 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1915
8367
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1916 frame->level = (pkt->level == ssl_encryption_early_data)
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1917 ? ssl_encryption_application
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1918 : pkt->level;
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1919
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1920 frame->type = NGX_QUIC_FT_ACK;
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1921 frame->u.ack.largest = pkt->pn;
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1922
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1923 ngx_sprintf(frame->info, "ACK for PN=%d from frame handler level=%d",
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1924 pkt->pn, frame->level);
c10e7d48aa85 Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8365
diff changeset
1925 ngx_quic_queue_frame(c->quic, frame);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1926
8309
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
1927 return NGX_OK;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1928 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1929
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1930
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1931 static ngx_int_t
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1932 ngx_quic_send_cc(ngx_connection_t *c, enum ssl_encryption_level_t level,
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1933 ngx_uint_t err)
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1934 {
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1935 ngx_quic_frame_t *frame;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1936 ngx_quic_connection_t *qc;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1937
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1938 qc = c->quic;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1939
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1940 if (qc->draining) {
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1941 return NGX_OK;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1942 }
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1943
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1944 if (qc->closing
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1945 && ngx_current_msec - qc->last_cc < NGX_QUIC_CC_MIN_INTERVAL)
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1946 {
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1947 /* dot not send CC too often */
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1948 return NGX_OK;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1949 }
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1950
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1951 frame = ngx_quic_alloc_frame(c, 0);
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1952 if (frame == NULL) {
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1953 return NGX_ERROR;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1954 }
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1955
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1956 frame->level = level;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1957 frame->type = NGX_QUIC_FT_CONNECTION_CLOSE;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1958 frame->u.close.error_code = err;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1959 ngx_sprintf(frame->info, "cc from send_cc err=%ui level=%d", err,
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1960 frame->level);
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1961
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1962 ngx_quic_queue_frame(c->quic, frame);
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1963
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1964 qc->last_cc = ngx_current_msec;
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1965
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1966 return ngx_quic_output(c);
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1967 }
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1968
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1969
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
1970 static ngx_int_t
8384
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1971 ngx_quic_send_new_token(ngx_connection_t *c)
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1972 {
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1973 ngx_str_t token;
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1974 ngx_quic_frame_t *frame;
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1975
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1976 if (!c->quic->tp.retry) {
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1977 return NGX_OK;
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1978 }
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1979
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1980 if (ngx_quic_new_token(c, &token) != NGX_OK) {
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1981 return NGX_ERROR;
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1982 }
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1983
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1984 frame = ngx_quic_alloc_frame(c, 0);
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1985 if (frame == NULL) {
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1986 return NGX_ERROR;
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1987 }
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1988
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1989 frame->level = ssl_encryption_application;
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1990 frame->type = NGX_QUIC_FT_NEW_TOKEN;
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1991 frame->u.token.length = token.len;
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1992 frame->u.token.data = token.data;
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1993 ngx_sprintf(frame->info, "NEW_TOKEN");
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1994 ngx_quic_queue_frame(c->quic, frame);
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1995
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1996 return NGX_OK;
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1997 }
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1998
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1999 static ngx_int_t
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2000 ngx_quic_handle_ack_frame(ngx_connection_t *c, ngx_quic_header_t *pkt,
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2001 ngx_quic_ack_frame_t *ack)
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2002 {
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2003 ssize_t n;
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2004 u_char *pos, *end;
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2005 uint64_t gap, range;
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2006 ngx_uint_t i, min, max;
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2007 ngx_quic_send_ctx_t *ctx;
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2008
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2009 ctx = ngx_quic_get_send_ctx(c->quic, pkt->level);
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2010
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2011 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
2012 "quic ngx_quic_handle_ack_frame level %d", pkt->level);
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2013
8326
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2014 /*
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2015 * TODO: If any computed packet number is negative, an endpoint MUST
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2016 * generate a connection error of type FRAME_ENCODING_ERROR.
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2017 * (19.3.1)
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2018 */
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2019
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2020 if (ack->first_range > ack->largest) {
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2021 ngx_log_error(NGX_LOG_INFO, c->log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
2022 "quic invalid first range in ack frame");
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2023 return NGX_ERROR;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2024 }
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2025
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2026 min = ack->largest - ack->first_range;
8326
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2027 max = ack->largest;
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2028
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2029 if (ngx_quic_handle_ack_frame_range(c, ctx, min, max) != NGX_OK) {
8326
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2030 return NGX_ERROR;
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2031 }
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2032
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2033 /* 13.2.3. Receiver Tracking of ACK Frames */
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2034 if (ctx->largest_ack < max) {
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2035 ctx->largest_ack = max;
8326
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2036 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
2037 "quic updated largest received ack: %ui", max);
8326
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2038 }
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2039
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2040 pos = ack->ranges_start;
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2041 end = ack->ranges_end;
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2042
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2043 for (i = 0; i < ack->range_count; i++) {
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2044
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2045 n = ngx_quic_parse_ack_range(pkt, pos, end, &gap, &range);
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2046 if (n == NGX_ERROR) {
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2047 return NGX_ERROR;
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2048 }
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2049 pos += n;
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2050
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2051 if (gap >= min) {
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2052 ngx_log_error(NGX_LOG_INFO, c->log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
2053 "quic invalid range %ui in ack frame", i);
8326
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2054 return NGX_ERROR;
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2055 }
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2056
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2057 max = min - 1 - gap;
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2058
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2059 if (range > max + 1) {
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2060 ngx_log_error(NGX_LOG_INFO, c->log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
2061 "quic invalid range %ui in ack frame", i);
8326
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2062 return NGX_ERROR;
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2063 }
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2064
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2065 min = max - range + 1;
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2066
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2067 if (ngx_quic_handle_ack_frame_range(c, ctx, min, max) != NGX_OK) {
8326
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2068 return NGX_ERROR;
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2069 }
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2070 }
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2071
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2072 return NGX_OK;
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2073 }
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2074
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2075
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2076 static ngx_int_t
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2077 ngx_quic_handle_ack_frame_range(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx,
8326
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2078 uint64_t min, uint64_t max)
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2079 {
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2080 ngx_uint_t found;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2081 ngx_queue_t *q;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2082 ngx_quic_frame_t *f;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2083 ngx_quic_connection_t *qc;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2084
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2085 qc = c->quic;
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2086
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2087 found = 0;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2088
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2089 q = ngx_queue_head(&ctx->sent);
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2090
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2091 while (q != ngx_queue_sentinel(&ctx->sent)) {
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2092
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2093 f = ngx_queue_data(q, ngx_quic_frame_t, queue);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2094
8326
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2095 if (f->pnum >= min && f->pnum <= max) {
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2096 ngx_quic_congestion_ack(c, f);
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2097
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2098 ngx_quic_handle_stream_ack(c, f);
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2099
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2100 q = ngx_queue_next(q);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2101 ngx_queue_remove(&f->queue);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2102 ngx_quic_free_frame(c, f);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2103 found = 1;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2104
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2105 } else {
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2106 q = ngx_queue_next(q);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2107 }
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2108 }
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2109
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2110 if (!found) {
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2111
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2112 if (max <= ctx->pnum) {
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2113 /* duplicate ACK or ACK for non-ack-eliciting frame */
8326
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8325
diff changeset
2114 return NGX_OK;
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2115 }
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2116
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2117 ngx_log_error(NGX_LOG_INFO, c->log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
2118 "quic ACK for the packet not in sent queue ");
8371
9d9531431c8c Removed outdated/incorrect comments and fixed style.
Vladimir Homutov <vl@nginx.com>
parents: 8370
diff changeset
2119 /* TODO: handle error properly: PROTOCOL VIOLATION */
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2120 return NGX_ERROR;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2121 }
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2122
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2123 if (!qc->push.timer_set) {
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2124 ngx_post_event(&qc->push, &ngx_posted_events);
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2125 }
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2126
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2127 return NGX_OK;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2128 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2129
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2130
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2131 static void
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2132 ngx_quic_handle_stream_ack(ngx_connection_t *c, ngx_quic_frame_t *f)
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2133 {
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2134 uint64_t sent, unacked;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2135 ngx_event_t *wev;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2136 ngx_quic_stream_t *sn;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2137 ngx_quic_connection_t *qc;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2138
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2139 if (f->type < NGX_QUIC_FT_STREAM0 || f->type > NGX_QUIC_FT_STREAM7) {
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2140 return;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2141 }
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2142
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2143 qc = c->quic;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2144
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2145 sn = ngx_quic_find_stream(&qc->streams.tree, f->u.stream.stream_id);
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2146 if (sn == NULL) {
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2147 return;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2148 }
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2149
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2150 wev = sn->c->write;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2151 sent = sn->c->sent;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2152 unacked = sent - sn->acked;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2153
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2154 if (unacked >= NGX_QUIC_STREAM_BUFSIZE && wev->active) {
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2155 wev->ready = 1;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2156 ngx_post_event(wev, &ngx_posted_events);
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2157 }
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2158
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2159 sn->acked += f->u.stream.length;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2160
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2161 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, sn->c->log, 0,
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2162 "quic stream ack %uL acked:%uL, unacked:%uL",
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2163 f->u.stream.length, sn->acked, sent - sn->acked);
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2164 }
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2165
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2166
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2167 static ngx_int_t
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2168 ngx_quic_handle_ordered_frame(ngx_connection_t *c, ngx_quic_frames_stream_t *fs,
8378
81a4f98a2556 Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents: 8377
diff changeset
2169 ngx_quic_frame_t *frame, ngx_quic_frame_handler_pt handler, void *data)
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2170 {
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2171 size_t full_len;
8334
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2172 ngx_int_t rc;
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2173 ngx_queue_t *q;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2174 ngx_quic_ordered_frame_t *f;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2175
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2176 f = &frame->u.ord;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2177
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2178 if (f->offset > fs->received) {
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2179 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
2180 "quic out-of-order frame: expecting %ui got %ui",
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2181 fs->received, f->offset);
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2182
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2183 return ngx_quic_buffer_frame(c, fs, frame);
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2184 }
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2185
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2186 if (f->offset < fs->received) {
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2187
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2188 if (ngx_quic_adjust_frame_offset(c, frame, fs->received)
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2189 == NGX_DONE)
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2190 {
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2191 /* old/duplicate data range */
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2192 return NGX_OK;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2193 }
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2194
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2195 /* intersecting data range, frame modified */
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2196 }
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2197
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2198 /* f->offset == fs->received */
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2199
8378
81a4f98a2556 Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents: 8377
diff changeset
2200 rc = handler(c, frame, data);
8334
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2201 if (rc == NGX_ERROR) {
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2202 return NGX_ERROR;
8334
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2203
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2204 } else if (rc == NGX_DONE) {
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2205 /* handler destroyed stream, queue no longer exists */
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2206 return NGX_OK;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2207 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2208
8334
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2209 /* rc == NGX_OK */
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2210
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2211 fs->received += f->length;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2212
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2213 /* now check the queue if we can continue with buffered frames */
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2214
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2215 do {
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2216 q = ngx_queue_head(&fs->frames);
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2217 if (q == ngx_queue_sentinel(&fs->frames)) {
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2218 break;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2219 }
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2220
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2221 frame = ngx_queue_data(q, ngx_quic_frame_t, queue);
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2222 f = &frame->u.ord;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2223
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2224 if (f->offset > fs->received) {
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2225 /* gap found, nothing more to do */
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2226 break;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2227 }
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2228
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2229 full_len = f->length;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2230
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2231 if (f->offset < fs->received) {
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2232
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2233 if (ngx_quic_adjust_frame_offset(c, frame, fs->received)
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2234 == NGX_DONE)
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2235 {
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2236 /* old/duplicate data range */
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2237 ngx_queue_remove(q);
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2238 fs->total -= f->length;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2239
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2240 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
2241 "quic skipped buffered frame, total %ui",
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
2242 fs->total);
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2243 ngx_quic_free_frame(c, frame);
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2244 continue;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2245 }
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2246
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2247 /* frame was adjusted, proceed to input */
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2248 }
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2249
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2250 /* f->offset == fs->received */
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2251
8378
81a4f98a2556 Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents: 8377
diff changeset
2252 rc = handler(c, frame, data);
8334
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2253
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2254 if (rc == NGX_ERROR) {
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2255 return NGX_ERROR;
8334
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2256
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2257 } else if (rc == NGX_DONE) {
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2258 /* handler destroyed stream, queue no longer exists */
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2259 return NGX_OK;
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2260 }
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2261
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2262 fs->received += f->length;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2263 fs->total -= full_len;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2264
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2265 ngx_queue_remove(q);
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2266
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2267 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
2268 "quic consumed buffered frame, total %ui", fs->total);
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2269
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2270 ngx_quic_free_frame(c, frame);
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2271
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2272 } while (1);
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2273
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2274 return NGX_OK;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2275 }
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2276
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2277
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2278 static ngx_int_t
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2279 ngx_quic_adjust_frame_offset(ngx_connection_t *c, ngx_quic_frame_t *frame,
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2280 uint64_t offset_in)
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2281 {
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2282 size_t tail;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2283 ngx_quic_ordered_frame_t *f;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2284
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2285 f = &frame->u.ord;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2286
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2287 tail = offset_in - f->offset;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2288
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2289 if (tail >= f->length) {
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2290 /* range preceeding already received data or duplicate, ignore */
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2291
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2292 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
2293 "quic old or duplicate data in ordered frame, ignored");
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2294 return NGX_DONE;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2295 }
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2296
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2297 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
2298 "quic adjusted ordered frame data start to expected offset");
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2299
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2300 /* intersecting range: adjust data size */
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2301
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2302 f->offset += tail;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2303 f->data += tail;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2304 f->length -= tail;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2305
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2306 return NGX_OK;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2307 }
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2308
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2309
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2310 static ngx_int_t
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2311 ngx_quic_buffer_frame(ngx_connection_t *c, ngx_quic_frames_stream_t *fs,
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2312 ngx_quic_frame_t *frame)
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2313 {
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2314 u_char *data;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2315 ngx_queue_t *q;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2316 ngx_quic_frame_t *dst, *item;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2317 ngx_quic_ordered_frame_t *f, *df;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2318
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
2319 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
2320 "quic ngx_quic_buffer_frame");
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2321
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2322 f = &frame->u.ord;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2323
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2324 /* frame start offset is in the future, buffer it */
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2325
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2326 /* check limit on total size used by all buffered frames, not actual data */
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2327 if (NGX_QUIC_MAX_BUFFERED - fs->total < f->length) {
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2328 ngx_log_error(NGX_LOG_INFO, c->log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
2329 "quic ordered input buffer limit exceeded");
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2330 return NGX_ERROR;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2331 }
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2332
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2333 dst = ngx_quic_alloc_frame(c, f->length);
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2334 if (dst == NULL) {
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2335 return NGX_ERROR;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2336 }
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2337
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2338 data = dst->data;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2339 ngx_memcpy(dst, frame, sizeof(ngx_quic_frame_t));
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2340 dst->data = data;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2341
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2342 ngx_memcpy(dst->data, f->data, f->length);
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2343
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2344 df = &dst->u.ord;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2345 df->data = dst->data;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2346
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2347 fs->total += f->length;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2348
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2349 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
2350 "quic ordered frame with unexpected offset:"
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
2351 " buffered, total %ui", fs->total);
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2352
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2353 /* TODO: do we need some timeout for this queue ? */
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2354
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2355 if (ngx_queue_empty(&fs->frames)) {
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2356 ngx_queue_insert_after(&fs->frames, &dst->queue);
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2357 return NGX_OK;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2358 }
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2359
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2360 for (q = ngx_queue_last(&fs->frames);
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2361 q != ngx_queue_sentinel(&fs->frames);
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2362 q = ngx_queue_prev(q))
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2363 {
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2364 item = ngx_queue_data(q, ngx_quic_frame_t, queue);
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2365 f = &item->u.ord;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2366
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2367 if (f->offset < df->offset) {
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2368 ngx_queue_insert_after(q, &dst->queue);
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2369 return NGX_OK;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2370 }
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2371 }
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2372
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2373 ngx_queue_insert_after(&fs->frames, &dst->queue);
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2374
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2375 return NGX_OK;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2376 }
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2377
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2378
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2379 static ngx_int_t
8335
76839f55bc48 Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents: 8334
diff changeset
2380 ngx_quic_handle_crypto_frame(ngx_connection_t *c, ngx_quic_header_t *pkt,
76839f55bc48 Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents: 8334
diff changeset
2381 ngx_quic_frame_t *frame)
76839f55bc48 Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents: 8334
diff changeset
2382 {
76839f55bc48 Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents: 8334
diff changeset
2383 ngx_quic_connection_t *qc;
76839f55bc48 Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents: 8334
diff changeset
2384 ngx_quic_frames_stream_t *fs;
76839f55bc48 Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents: 8334
diff changeset
2385
76839f55bc48 Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents: 8334
diff changeset
2386 qc = c->quic;
76839f55bc48 Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents: 8334
diff changeset
2387 fs = &qc->crypto[pkt->level];
76839f55bc48 Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents: 8334
diff changeset
2388
8378
81a4f98a2556 Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents: 8377
diff changeset
2389 return ngx_quic_handle_ordered_frame(c, fs, frame, ngx_quic_crypto_input,
81a4f98a2556 Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents: 8377
diff changeset
2390 NULL);
8335
76839f55bc48 Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents: 8334
diff changeset
2391 }
76839f55bc48 Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents: 8334
diff changeset
2392
76839f55bc48 Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents: 8334
diff changeset
2393
76839f55bc48 Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents: 8334
diff changeset
2394 static ngx_int_t
8378
81a4f98a2556 Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents: 8377
diff changeset
2395 ngx_quic_crypto_input(ngx_connection_t *c, ngx_quic_frame_t *frame, void *data)
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2396 {
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2397 int sslerr;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2398 ssize_t n;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2399 ngx_ssl_conn_t *ssl_conn;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2400 ngx_quic_crypto_frame_t *f;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2401
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2402 f = &frame->u.crypto;
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2403
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2404 ssl_conn = c->ssl->connection;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2405
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2406 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
2407 "quic SSL_quic_read_level: %d, SSL_quic_write_level: %d",
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2408 (int) SSL_quic_read_level(ssl_conn),
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2409 (int) SSL_quic_write_level(ssl_conn));
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2410
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2411 if (!SSL_provide_quic_data(ssl_conn, SSL_quic_read_level(ssl_conn),
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8332
diff changeset
2412 f->data, f->length))
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2413 {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2414 ngx_ssl_error(NGX_LOG_INFO, c->log, 0,
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2415 "SSL_provide_quic_data() failed");
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2416 return NGX_ERROR;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2417 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2418
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2419 n = SSL_do_handshake(ssl_conn);
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2420
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2421 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_do_handshake: %d", n);
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2422
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2423 if (n == -1) {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2424 sslerr = SSL_get_error(ssl_conn, n);
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2425
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2426 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d",
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2427 sslerr);
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2428
8300
23a2b5e7acc8 Improved SSL_do_handshake() error handling in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8299
diff changeset
2429 if (sslerr != SSL_ERROR_WANT_READ) {
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2430 ngx_ssl_error(NGX_LOG_ERR, c->log, 0, "SSL_do_handshake() failed");
8300
23a2b5e7acc8 Improved SSL_do_handshake() error handling in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8299
diff changeset
2431 return NGX_ERROR;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2432 }
8263
1295b293d09a Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8260
diff changeset
2433
8302
76818c9cdd6f Sending HANDSHAKE_DONE just once with BoringSSL.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8301
diff changeset
2434 } else if (n == 1 && !SSL_in_init(ssl_conn)) {
8263
1295b293d09a Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8260
diff changeset
2435 c->quic->state = NGX_QUIC_ST_APPLICATION;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2436
8263
1295b293d09a Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8260
diff changeset
2437 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
8299
Sergey Kandaurov <pluknet@nginx.com>
parents: 8294
diff changeset
2438 "quic ssl cipher: %s", SSL_get_cipher(ssl_conn));
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2439
8263
1295b293d09a Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8260
diff changeset
2440 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
2441 "quic handshake completed successfully");
8273
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8272
diff changeset
2442
8286
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
2443 frame = ngx_quic_alloc_frame(c, 0);
8273
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8272
diff changeset
2444 if (frame == NULL) {
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8272
diff changeset
2445 return NGX_ERROR;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8272
diff changeset
2446 }
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8272
diff changeset
2447
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8272
diff changeset
2448 /* 12.4 Frames and frame types, figure 8 */
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8272
diff changeset
2449 frame->level = ssl_encryption_application;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8272
diff changeset
2450 frame->type = NGX_QUIC_FT_HANDSHAKE_DONE;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8272
diff changeset
2451 ngx_sprintf(frame->info, "HANDSHAKE DONE on handshake completed");
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8272
diff changeset
2452 ngx_quic_queue_frame(c->quic, frame);
8319
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
2453
8384
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
2454 if (ngx_quic_send_new_token(c) != NGX_OK) {
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
2455 return NGX_ERROR;
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
2456 }
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
2457
8319
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
2458 /*
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
2459 * Generating next keys before a key update is received.
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
2460 * See quic-tls 9.4 Header Protection Timing Side-Channels.
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
2461 */
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
2462
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
2463 if (ngx_quic_key_update(c, &c->quic->keys[ssl_encryption_application],
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
2464 &c->quic->next_key)
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
2465 != NGX_OK)
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
2466 {
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
2467 return NGX_ERROR;
29354c6fc5f2 TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8316
diff changeset
2468 }
8263
1295b293d09a Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8260
diff changeset
2469 }
1295b293d09a Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8260
diff changeset
2470
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2471 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
2472 "quic SSL_quic_read_level: %d, SSL_quic_write_level: %d",
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2473 (int) SSL_quic_read_level(ssl_conn),
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2474 (int) SSL_quic_write_level(ssl_conn));
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2475
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2476 return NGX_OK;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2477 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2478
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2479
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2480 static ngx_int_t
8334
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2481 ngx_quic_handle_stream_frame(ngx_connection_t *c, ngx_quic_header_t *pkt,
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2482 ngx_quic_frame_t *frame)
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2483 {
8337
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2484 size_t n;
8378
81a4f98a2556 Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents: 8377
diff changeset
2485 ngx_buf_t *b;
81a4f98a2556 Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents: 8377
diff changeset
2486 ngx_event_t *rev;
8334
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2487 ngx_quic_stream_t *sn;
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2488 ngx_quic_connection_t *qc;
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2489 ngx_quic_stream_frame_t *f;
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2490 ngx_quic_frames_stream_t *fs;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2491
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2492 qc = c->quic;
8334
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2493 f = &frame->u.stream;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2494
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2495 sn = ngx_quic_find_stream(&qc->streams.tree, f->stream_id);
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2496
8334
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2497 if (sn == NULL) {
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
2498 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
2499 "quic stream id 0x%xi is new", f->stream_id);
8337
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2500
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2501 n = (f->stream_id & NGX_QUIC_STREAM_UNIDIRECTIONAL)
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2502 ? qc->tp.initial_max_stream_data_uni
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2503 : qc->tp.initial_max_stream_data_bidi_remote;
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2504
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2505 if (n < NGX_QUIC_STREAM_BUFSIZE) {
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2506 n = NGX_QUIC_STREAM_BUFSIZE;
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2507 }
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2508
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2509 if (n < f->length) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
2510 ngx_log_error(NGX_LOG_INFO, c->log, 0,
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
2511 "quic no space in stream buffer");
8337
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2512 return NGX_ERROR;
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2513 }
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2514
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2515 /*
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2516 * TODO: check IDs are increasing ? create all lower-numbered?
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2517 *
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2518 * 2.1. Stream Types and Identifiers
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2519 *
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2520 * Within each type, streams are created with numerically increasing
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2521 * stream IDs. A stream ID that is used out of order results in all
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2522 * streams of that type with lower-numbered stream IDs also being
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2523 * opened.
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2524 */
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2525 sn = ngx_quic_create_stream(c, f->stream_id, n);
8334
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2526 if (sn == NULL) {
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2527 return NGX_ERROR;
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2528 }
8337
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2529
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2530 rev = sn->c->read;
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2531
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2532 if (f->offset == 0) {
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2533
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2534 b = sn->b;
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2535 b->last = ngx_cpymem(b->last, f->data, f->length);
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2536
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2537 sn->fs.received += f->length;
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2538
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2539 rev->ready = 1;
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2540
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2541 if (f->fin) {
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2542 rev->pending_eof = 1;
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2543 }
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2544
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2545 } else {
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2546 rev->ready = 0;
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2547 }
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2548
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2549 if ((f->stream_id & NGX_QUIC_STREAM_UNIDIRECTIONAL) == 0) {
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2550 ngx_quic_handle_max_streams(c);
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2551 }
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2552
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2553 qc->streams.handler(sn->c);
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2554
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2555 if (f->offset == 0) {
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2556 return NGX_OK;
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2557 }
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2558
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2559 /* out-of-order stream: proceed to buffering */
8334
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2560 }
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2561
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2562 fs = &sn->fs;
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2563
8378
81a4f98a2556 Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents: 8377
diff changeset
2564 return ngx_quic_handle_ordered_frame(c, fs, frame, ngx_quic_stream_input,
81a4f98a2556 Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents: 8377
diff changeset
2565 sn);
8334
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2566 }
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2567
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2568
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2569 static ngx_int_t
8378
81a4f98a2556 Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents: 8377
diff changeset
2570 ngx_quic_stream_input(ngx_connection_t *c, ngx_quic_frame_t *frame, void *data)
8334
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2571 {
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2572 ngx_buf_t *b;
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2573 ngx_event_t *rev;
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2574 ngx_quic_stream_t *sn;
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2575 ngx_quic_connection_t *qc;
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2576 ngx_quic_stream_frame_t *f;
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2577
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2578 qc = c->quic;
8378
81a4f98a2556 Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents: 8377
diff changeset
2579 sn = data;
8334
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2580
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2581 f = &frame->u.stream;
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2582
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
2583 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic existing stream");
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2584
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2585 b = sn->b;
8337
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2586
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2587 if ((size_t) ((b->pos - b->start) + (b->end - b->last)) < f->length) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
2588 ngx_log_error(NGX_LOG_INFO, c->log, 0,
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
2589 "quic no space in stream buffer");
8337
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2590 return NGX_ERROR;
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2591 }
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2592
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2593 if ((size_t) (b->end - b->last) < f->length) {
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2594 b->last = ngx_movemem(b->start, b->pos, b->last - b->pos);
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2595 b->pos = b->start;
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2596 }
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2597
8282
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
2598 b->last = ngx_cpymem(b->last, f->data, f->length);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2599
8294
32db41d603cd Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents: 8293
diff changeset
2600 rev = sn->c->read;
32db41d603cd Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents: 8293
diff changeset
2601 rev->ready = 1;
32db41d603cd Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents: 8293
diff changeset
2602
32db41d603cd Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents: 8293
diff changeset
2603 if (f->fin) {
32db41d603cd Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents: 8293
diff changeset
2604 rev->pending_eof = 1;
32db41d603cd Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents: 8293
diff changeset
2605 }
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2606
8337
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2607 if (rev->active) {
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2608 rev->handler(rev);
8314
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2609 }
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2610
8337
ab443e80d9e4 Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents: 8336
diff changeset
2611 /* check if stream was destroyed by handler */
8334
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2612 if (ngx_quic_find_stream(&qc->streams.tree, f->stream_id) == NULL) {
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2613 return NGX_DONE;
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2614 }
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2615
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2616 return NGX_OK;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2617 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2618
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2619
8245
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2620 static ngx_int_t
8314
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2621 ngx_quic_handle_max_streams(ngx_connection_t *c)
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2622 {
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2623 ngx_quic_frame_t *frame;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2624 ngx_quic_connection_t *qc;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2625
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2626 qc = c->quic;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2627 qc->cur_streams++;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2628
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2629 if (qc->cur_streams + NGX_QUIC_STREAMS_INC / 2 < qc->max_streams) {
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2630 return NGX_OK;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2631 }
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2632
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2633 frame = ngx_quic_alloc_frame(c, 0);
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2634 if (frame == NULL) {
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2635 return NGX_ERROR;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2636 }
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2637
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2638 qc->max_streams = ngx_max(qc->max_streams + NGX_QUIC_STREAMS_INC,
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2639 NGX_QUIC_STREAMS_LIMIT);
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2640
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2641 frame->level = ssl_encryption_application;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2642 frame->type = NGX_QUIC_FT_MAX_STREAMS;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2643 frame->u.max_streams.limit = qc->max_streams;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2644 frame->u.max_streams.bidi = 1;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2645
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2646 ngx_sprintf(frame->info, "MAX_STREAMS limit:%d bidi:%d level=%d",
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2647 (int) frame->u.max_streams.limit,
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2648 (int) frame->u.max_streams.bidi,
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2649 frame->level);
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2650
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2651 ngx_quic_queue_frame(qc, frame);
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2652
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2653 return NGX_OK;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2654 }
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2655
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2656
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2657 static ngx_int_t
8365
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2658 ngx_quic_handle_max_data_frame(ngx_connection_t *c,
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2659 ngx_quic_max_data_frame_t *f)
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2660 {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2661 ngx_event_t *wev;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2662 ngx_rbtree_t *tree;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2663 ngx_rbtree_node_t *node;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2664 ngx_quic_stream_t *qs;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2665 ngx_quic_connection_t *qc;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2666
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2667 qc = c->quic;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2668 tree = &qc->streams.tree;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2669
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2670 if (f->max_data <= qc->streams.send_max_data) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2671 return NGX_OK;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2672 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2673
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2674 if (qc->streams.sent >= qc->streams.send_max_data) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2675
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2676 for (node = ngx_rbtree_min(tree->root, tree->sentinel);
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2677 node;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2678 node = ngx_rbtree_next(tree, node))
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2679 {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2680 qs = (ngx_quic_stream_t *) node;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2681 wev = qs->c->write;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2682
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2683 if (wev->active) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2684 wev->ready = 1;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2685 ngx_post_event(wev, &ngx_posted_events);
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2686 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2687 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2688 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2689
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2690 qc->streams.send_max_data = f->max_data;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2691
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2692 return NGX_OK;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2693 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2694
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2695
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2696 static ngx_int_t
8245
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2697 ngx_quic_handle_streams_blocked_frame(ngx_connection_t *c,
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2698 ngx_quic_header_t *pkt, ngx_quic_streams_blocked_frame_t *f)
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2699 {
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2700 ngx_quic_frame_t *frame;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2701
8286
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
2702 frame = ngx_quic_alloc_frame(c, 0);
8245
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2703 if (frame == NULL) {
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2704 return NGX_ERROR;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2705 }
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2706
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2707 frame->level = pkt->level;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2708 frame->type = NGX_QUIC_FT_MAX_STREAMS;
8314
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2709 frame->u.max_streams.limit = ngx_max(f->limit * 2, NGX_QUIC_STREAMS_LIMIT);
8245
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2710 frame->u.max_streams.bidi = f->bidi;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2711
8314
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2712 c->quic->max_streams = frame->u.max_streams.limit;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8312
diff changeset
2713
8245
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2714 ngx_sprintf(frame->info, "MAX_STREAMS limit:%d bidi:%d level=%d",
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2715 (int) frame->u.max_streams.limit,
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2716 (int) frame->u.max_streams.bidi,
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2717 frame->level);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2718
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2719 ngx_quic_queue_frame(c->quic, frame);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2720
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2721 return NGX_OK;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2722 }
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2723
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8241
diff changeset
2724
8266
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2725 static ngx_int_t
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2726 ngx_quic_handle_stream_data_blocked_frame(ngx_connection_t *c,
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2727 ngx_quic_header_t *pkt, ngx_quic_stream_data_blocked_frame_t *f)
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2728 {
8280
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
2729 size_t n;
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
2730 ngx_buf_t *b;
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
2731 ngx_quic_frame_t *frame;
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
2732 ngx_quic_stream_t *sn;
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
2733 ngx_quic_connection_t *qc;
8266
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2734
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2735 qc = c->quic;
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2736 sn = ngx_quic_find_stream(&qc->streams.tree, f->id);
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2737
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2738 if (sn == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
2739 ngx_log_error(NGX_LOG_INFO, c->log, 0,
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
2740 "quic unknown stream id:%uL", f->id);
8266
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2741 return NGX_ERROR;
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2742 }
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2743
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2744 b = sn->b;
8338
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
2745 n = sn->fs.received + (b->pos - b->start) + (b->end - b->last);
8266
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2746
8286
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
2747 frame = ngx_quic_alloc_frame(c, 0);
8266
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2748 if (frame == NULL) {
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2749 return NGX_ERROR;
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2750 }
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2751
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2752 frame->level = pkt->level;
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2753 frame->type = NGX_QUIC_FT_MAX_STREAM_DATA;
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2754 frame->u.max_stream_data.id = f->id;
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2755 frame->u.max_stream_data.limit = n;
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2756
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2757 ngx_sprintf(frame->info, "MAX_STREAM_DATA id:%d limit:%d level=%d",
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2758 (int) frame->u.max_stream_data.id,
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2759 (int) frame->u.max_stream_data.limit,
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2760 frame->level);
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2761
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2762 ngx_quic_queue_frame(c->quic, frame);
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2763
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2764 return NGX_OK;
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2765 }
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2766
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
2767
8365
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2768 static ngx_int_t
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2769 ngx_quic_handle_max_stream_data_frame(ngx_connection_t *c,
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2770 ngx_quic_header_t *pkt, ngx_quic_max_stream_data_frame_t *f)
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2771 {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2772 uint64_t sent;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2773 ngx_event_t *wev;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2774 ngx_quic_stream_t *sn;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2775 ngx_quic_connection_t *qc;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2776
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2777 qc = c->quic;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2778 sn = ngx_quic_find_stream(&qc->streams.tree, f->id);
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2779
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2780 if (sn == NULL) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2781 ngx_log_error(NGX_LOG_INFO, c->log, 0, "unknown stream id:%uL", f->id);
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2782 return NGX_ERROR;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2783 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2784
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2785 if (f->limit <= sn->send_max_data) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2786 return NGX_OK;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2787 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2788
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2789 sent = sn->c->sent;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2790
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2791 if (sent >= sn->send_max_data) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2792 wev = sn->c->write;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2793
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2794 if (wev->active) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2795 wev->ready = 1;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2796 ngx_post_event(wev, &ngx_posted_events);
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2797 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2798 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2799
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2800 sn->send_max_data = f->limit;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2801
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2802 return NGX_OK;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2803 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2804
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
2805
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2806 static void
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2807 ngx_quic_queue_frame(ngx_quic_connection_t *qc, ngx_quic_frame_t *frame)
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2808 {
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2809 ngx_quic_send_ctx_t *ctx;
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2810
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2811 ctx = ngx_quic_get_send_ctx(qc, frame->level);
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2812
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2813 ngx_queue_insert_tail(&ctx->frames, &frame->queue);
8309
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
2814
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
2815 /* TODO: check PUSH flag on stream and call output */
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
2816
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
2817 if (!qc->push.timer_set && !qc->closing) {
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
2818 ngx_add_timer(&qc->push, qc->tp.max_ack_delay);
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
2819 }
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2820 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2821
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2822
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2823 static ngx_int_t
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2824 ngx_quic_output(ngx_connection_t *c)
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2825 {
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2826 ngx_uint_t i;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2827 ngx_quic_connection_t *qc;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2828
8275
19660929e8ff Logging cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8274
diff changeset
2829 c->log->action = "sending frames";
19660929e8ff Logging cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8274
diff changeset
2830
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2831 qc = c->quic;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2832
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2833 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) {
8332
6ad871b63422 Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8331
diff changeset
2834 if (ngx_quic_output_frames(c, &qc->send_ctx[i]) != NGX_OK) {
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2835 return NGX_ERROR;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2836 }
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2837 }
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2838
8322
d9bc33166361 Do not set timers after the connection is closed.
Vladimir Homutov <vl@nginx.com>
parents: 8321
diff changeset
2839 if (!qc->send_timer_set && !qc->closing) {
8271
8e54a17dabee Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents: 8270
diff changeset
2840 qc->send_timer_set = 1;
8e54a17dabee Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents: 8270
diff changeset
2841 ngx_add_timer(c->read, qc->tp.max_idle_timeout);
8e54a17dabee Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents: 8270
diff changeset
2842 }
8e54a17dabee Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents: 8270
diff changeset
2843
8369
bddf704d62c1 Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8368
diff changeset
2844 if (!qc->retransmit.timer_set && !qc->closing) {
bddf704d62c1 Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8368
diff changeset
2845 ngx_add_timer(&qc->retransmit, qc->tp.max_ack_delay);
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2846 }
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2847
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2848 return NGX_OK;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2849 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2850
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2851
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2852 static ngx_int_t
8332
6ad871b63422 Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8331
diff changeset
2853 ngx_quic_output_frames(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx)
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2854 {
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2855 size_t len, hlen, n;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2856 ngx_int_t rc;
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2857 ngx_uint_t need_ack;
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2858 ngx_queue_t *q, range;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2859 ngx_quic_frame_t *f;
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2860 ngx_quic_congestion_t *cg;
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2861 ngx_quic_connection_t *qc;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2862
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2863 qc = c->quic;
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2864 cg = &qc->congestion;
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2865
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2866 if (ngx_queue_empty(&ctx->frames)) {
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2867 return NGX_OK;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2868 }
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2869
8332
6ad871b63422 Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8331
diff changeset
2870 q = ngx_queue_head(&ctx->frames);
6ad871b63422 Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8331
diff changeset
2871 f = ngx_queue_data(q, ngx_quic_frame_t, queue);
6ad871b63422 Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8331
diff changeset
2872
6ad871b63422 Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8331
diff changeset
2873 /* all frames in same send_ctx share same level */
6ad871b63422 Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8331
diff changeset
2874 hlen = (f->level == ssl_encryption_application) ? NGX_QUIC_MAX_SHORT_HEADER
6ad871b63422 Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8331
diff changeset
2875 : NGX_QUIC_MAX_LONG_HEADER;
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2876 hlen += EVP_GCM_TLS_TAG_LEN;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2877
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2878 do {
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2879 len = 0;
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2880 need_ack = 0;
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2881 ngx_queue_init(&range);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2882
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2883 do {
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2884 /* process group of frames that fits into packet */
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2885 f = ngx_queue_data(q, ngx_quic_frame_t, queue);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2886
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2887 n = ngx_quic_create_frame(NULL, f);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2888
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2889 if (len && hlen + len + n > qc->ctp.max_packet_size) {
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2890 break;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2891 }
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2892
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2893 if (f->need_ack) {
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2894 need_ack = 1;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2895 }
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2896
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2897 if (need_ack && cg->in_flight + len + n > cg->window) {
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2898 break;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2899 }
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2900
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2901 q = ngx_queue_next(q);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2902
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2903 f->first = ngx_current_msec;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2904
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2905 ngx_queue_remove(&f->queue);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2906 ngx_queue_insert_tail(&range, &f->queue);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2907
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2908 len += n;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2909
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2910 } while (q != ngx_queue_sentinel(&ctx->frames));
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2911
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2912 if (ngx_queue_empty(&range)) {
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2913 break;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2914 }
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2915
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2916 rc = ngx_quic_send_frames(c, &range);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2917
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2918 if (rc == NGX_OK) {
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2919 /*
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2920 * frames are moved into the sent queue
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2921 * to wait for ack/be retransmitted
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2922 */
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
2923 if (qc->closing) {
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
2924 /* if we are closing, any ack will be discarded */
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
2925 ngx_quic_free_frames(c, &range);
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
2926
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
2927 } else {
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
2928 ngx_queue_add(&ctx->sent, &range);
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
2929 }
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2930
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2931 cg->in_flight += len;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2932
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2933 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2934 "quic congestion send if:%uz", cg->in_flight);
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
2935
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2936 } else if (rc == NGX_DONE) {
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2937
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2938 /* no ack is expected for this frames, can free them */
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2939 ngx_quic_free_frames(c, &range);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2940
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2941 } else {
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2942 return NGX_ERROR;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2943 }
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2944
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2945 } while (q != ngx_queue_sentinel(&ctx->frames));
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2946
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2947 return NGX_OK;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2948 }
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2949
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2950
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2951 static void
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2952 ngx_quic_free_frames(ngx_connection_t *c, ngx_queue_t *frames)
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2953 {
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2954 ngx_queue_t *q;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2955 ngx_quic_frame_t *f;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2956
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2957 do {
8334
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2958 q = ngx_queue_head(frames);
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2959
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2960 if (q == ngx_queue_sentinel(frames)) {
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2961 break;
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2962 }
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2963
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2964 ngx_queue_remove(q);
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2965
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2966 f = ngx_queue_data(q, ngx_quic_frame_t, queue);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2967
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2968 ngx_quic_free_frame(c, f);
8334
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
2969 } while (1);
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2970 }
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2971
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2972
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2973 static ngx_int_t
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2974 ngx_quic_send_frames(ngx_connection_t *c, ngx_queue_t *frames)
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2975 {
8289
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8288
diff changeset
2976 ssize_t len;
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8288
diff changeset
2977 u_char *p;
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2978 ngx_msec_t now;
8289
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8288
diff changeset
2979 ngx_str_t out, res;
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2980 ngx_queue_t *q;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2981 ngx_quic_frame_t *f, *start;
8289
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8288
diff changeset
2982 ngx_quic_header_t pkt;
8306
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
2983 ngx_quic_secrets_t *keys;
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2984 ngx_quic_send_ctx_t *ctx;
8289
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8288
diff changeset
2985 ngx_quic_connection_t *qc;
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8288
diff changeset
2986 static ngx_str_t initial_token = ngx_null_string;
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8288
diff changeset
2987 static u_char src[NGX_QUIC_DEFAULT_MAX_PACKET_SIZE];
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8288
diff changeset
2988 static u_char dst[NGX_QUIC_DEFAULT_MAX_PACKET_SIZE];
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2989
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
2990 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
2991 "quic ngx_quic_send_frames");
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2992
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2993 q = ngx_queue_head(frames);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2994 start = ngx_queue_data(q, ngx_quic_frame_t, queue);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
2995
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
2996 ctx = ngx_quic_get_send_ctx(c->quic, start->level);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2997
8289
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8288
diff changeset
2998 ngx_memzero(&pkt, sizeof(ngx_quic_header_t));
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
2999
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3000 now = ngx_current_msec;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3001
8289
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8288
diff changeset
3002 p = src;
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8288
diff changeset
3003 out.data = src;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3004
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3005 for (q = ngx_queue_head(frames);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3006 q != ngx_queue_sentinel(frames);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3007 q = ngx_queue_next(q))
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3008 {
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3009 f = ngx_queue_data(q, ngx_quic_frame_t, queue);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3010
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3011 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3012 "quic frame out: %s", f->info);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3013
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3014 len = ngx_quic_create_frame(p, f);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3015 if (len == -1) {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3016 return NGX_ERROR;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3017 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3018
8312
053fa468b044 Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents: 8311
diff changeset
3019 if (f->need_ack) {
053fa468b044 Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents: 8311
diff changeset
3020 pkt.need_ack = 1;
053fa468b044 Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents: 8311
diff changeset
3021 }
053fa468b044 Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents: 8311
diff changeset
3022
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3023 p += len;
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
3024 f->pnum = ctx->pnum;
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3025 f->last = now;
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3026 }
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3027
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3028 if (start->level == ssl_encryption_initial) {
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3029 /* ack will not be sent in initial packets due to initial keys being
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3030 * discarded when handshake start.
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3031 * Thus consider initial packets as non-ack-eliciting
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3032 */
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3033 pkt.need_ack = 0;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3034 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3035
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3036 out.len = p - out.data;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3037
8301
c9fbe9508e1f QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8300
diff changeset
3038 while (out.len < 4) {
c9fbe9508e1f QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8300
diff changeset
3039 *p++ = NGX_QUIC_FT_PADDING;
c9fbe9508e1f QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8300
diff changeset
3040 out.len++;
c9fbe9508e1f QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8300
diff changeset
3041 }
c9fbe9508e1f QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8300
diff changeset
3042
8289
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8288
diff changeset
3043 qc = c->quic;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3044
8306
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
3045 keys = &c->quic->keys[start->level];
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
3046
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
3047 pkt.secret = &keys->server;
058a5af7ddfc Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents: 8305
diff changeset
3048
8370
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8369
diff changeset
3049 pkt.flags = NGX_QUIC_PKT_FIXED_BIT;
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8369
diff changeset
3050
8289
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8288
diff changeset
3051 if (start->level == ssl_encryption_initial) {
8370
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8369
diff changeset
3052 pkt.flags |= NGX_QUIC_PKT_LONG | NGX_QUIC_PKT_INITIAL;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3053 pkt.token = initial_token;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3054
8289
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8288
diff changeset
3055 } else if (start->level == ssl_encryption_handshake) {
8370
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8369
diff changeset
3056 pkt.flags |= NGX_QUIC_PKT_LONG | NGX_QUIC_PKT_HANDSHAKE;
8315
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3057
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3058 } else {
8370
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8369
diff changeset
3059 if (c->quic->key_phase) {
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8369
diff changeset
3060 pkt.flags |= NGX_QUIC_PKT_KPHASE;
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8369
diff changeset
3061 }
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3062 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3063
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
3064 ngx_quic_set_packet_number(&pkt, ctx);
8315
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3065
8289
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8288
diff changeset
3066 pkt.log = c->log;
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8288
diff changeset
3067 pkt.level = start->level;
8344
e0abe17a2878 Removed source/destination swap from the function creating header.
Vladimir Homutov <vl@nginx.com>
parents: 8343
diff changeset
3068 pkt.dcid = qc->scid;
e0abe17a2878 Removed source/destination swap from the function creating header.
Vladimir Homutov <vl@nginx.com>
parents: 8343
diff changeset
3069 pkt.scid = qc->dcid;
8289
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8288
diff changeset
3070 pkt.payload = out;
8285
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 8284
diff changeset
3071
8289
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents: 8288
diff changeset
3072 res.data = dst;
8285
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 8284
diff changeset
3073
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3074 ngx_log_debug6(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3075 "quic packet ready: %ui bytes at level %d"
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3076 " need_ack: %d number: %L encoded %d:0x%xD",
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3077 out.len, start->level, pkt.need_ack, pkt.number,
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3078 pkt.num_len, pkt.trunc);
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3079
8285
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 8284
diff changeset
3080 if (ngx_quic_encrypt(&pkt, c->ssl->connection, &res) != NGX_OK) {
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3081 return NGX_ERROR;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3082 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3083
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3084 #ifdef NGX_QUIC_DEBUG_PACKETS
8360
f175006124d0 Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents: 8359
diff changeset
3085 ngx_quic_hexdump(c->log, "quic packet to send", res.data, res.len);
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3086 #endif
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3087
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3088 len = c->send(c, res.data, res.len);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3089 if (len == NGX_ERROR || (size_t) len != res.len) {
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3090 return NGX_ERROR;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3091 }
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3092
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3093 /* len == NGX_OK || NGX_AGAIN */
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
3094 ctx->pnum++;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3095
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3096 return pkt.need_ack ? NGX_OK : NGX_DONE;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3097 }
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3098
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3099
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3100 static void
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
3101 ngx_quic_set_packet_number(ngx_quic_header_t *pkt, ngx_quic_send_ctx_t *ctx)
8315
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3102 {
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3103 uint64_t delta;
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3104
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
3105 delta = ctx->pnum - ctx->largest_ack;
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
3106 pkt->number = ctx->pnum;
8315
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3107
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3108 if (delta <= 0x7F) {
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3109 pkt->num_len = 1;
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
3110 pkt->trunc = ctx->pnum & 0xff;
8315
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3111
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3112 } else if (delta <= 0x7FFF) {
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3113 pkt->num_len = 2;
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3114 pkt->flags |= 0x1;
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
3115 pkt->trunc = ctx->pnum & 0xffff;
8315
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3116
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3117 } else if (delta <= 0x7FFFFF) {
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3118 pkt->num_len = 3;
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3119 pkt->flags |= 0x2;
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
3120 pkt->trunc = ctx->pnum & 0xffffff;
8315
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3121
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3122 } else {
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3123 pkt->num_len = 4;
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3124 pkt->flags |= 0x3;
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
3125 pkt->trunc = ctx->pnum & 0xffffffff;
8315
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3126 }
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3127 }
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3128
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3129
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8314
diff changeset
3130 static void
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3131 ngx_quic_retransmit_handler(ngx_event_t *ev)
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3132 {
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3133 ngx_uint_t i;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3134 ngx_msec_t wait, nswait;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3135 ngx_connection_t *c;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3136 ngx_quic_connection_t *qc;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3137
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3138 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3139 "quic retransmit timer");
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3140
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3141 c = ev->data;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3142 qc = c->quic;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3143
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3144 wait = 0;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3145
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
3146 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) {
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
3147 if (ngx_quic_retransmit(c, &qc->send_ctx[i], &nswait) != NGX_OK) {
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
3148 ngx_quic_close_connection(c, NGX_ERROR);
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3149 return;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3150 }
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3151
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3152 if (i == 0) {
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3153 wait = nswait;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3154
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3155 } else if (nswait > 0 && nswait < wait) {
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3156 wait = nswait;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3157 }
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3158 }
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3159
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3160 if (wait > 0) {
8369
bddf704d62c1 Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8368
diff changeset
3161 ngx_add_timer(&qc->retransmit, wait);
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3162 }
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3163 }
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3164
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3165
8309
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
3166 static void
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
3167 ngx_quic_push_handler(ngx_event_t *ev)
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
3168 {
8334
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
3169 ngx_connection_t *c;
8309
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
3170
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3171 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "quic push timer");
8309
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
3172
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
3173 c = ev->data;
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
3174
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
3175 if (ngx_quic_output(c) != NGX_OK) {
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
3176 ngx_quic_close_connection(c, NGX_ERROR);
8309
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
3177 return;
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
3178 }
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
3179 }
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
3180
7ea2c68735f9 Output buffering.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
3181
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3182 static ngx_int_t
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
3183 ngx_quic_retransmit(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx,
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3184 ngx_msec_t *waitp)
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3185 {
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3186 uint64_t pn;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3187 ngx_msec_t now, wait;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3188 ngx_queue_t *q, range;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3189 ngx_quic_frame_t *f, *start;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3190 ngx_quic_connection_t *qc;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3191
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3192 qc = c->quic;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3193
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3194 now = ngx_current_msec;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3195 wait = 0;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3196
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
3197 if (ngx_queue_empty(&ctx->sent)) {
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3198 *waitp = 0;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3199 return NGX_OK;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3200 }
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3201
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
3202 q = ngx_queue_head(&ctx->sent);
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3203
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3204 do {
8363
d3395396ce51 Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents: 8362
diff changeset
3205 start = ngx_queue_data(q, ngx_quic_frame_t, queue);
d3395396ce51 Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents: 8362
diff changeset
3206
d3395396ce51 Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents: 8362
diff changeset
3207 wait = start->last + qc->tp.max_ack_delay - now;
d3395396ce51 Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents: 8362
diff changeset
3208
d3395396ce51 Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents: 8362
diff changeset
3209 if ((ngx_msec_int_t) wait > 0) {
d3395396ce51 Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents: 8362
diff changeset
3210 break;
d3395396ce51 Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents: 8362
diff changeset
3211 }
d3395396ce51 Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents: 8362
diff changeset
3212
d3395396ce51 Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents: 8362
diff changeset
3213 pn = start->pnum;
d3395396ce51 Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents: 8362
diff changeset
3214
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3215 ngx_queue_init(&range);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3216
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3217 /* send frames with same packet number to the wire */
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3218 do {
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3219 f = ngx_queue_data(q, ngx_quic_frame_t, queue);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3220
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3221 if (start->first + qc->tp.max_idle_timeout < now) {
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3222 ngx_log_error(NGX_LOG_ERR, c->log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
3223 "quic retransmission timeout");
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3224 return NGX_DECLINED;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3225 }
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3226
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3227 if (f->pnum != pn) {
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3228 break;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3229 }
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3230
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3231 q = ngx_queue_next(q);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3232
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3233 ngx_queue_remove(&f->queue);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3234 ngx_queue_insert_tail(&range, &f->queue);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3235
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
3236 } while (q != ngx_queue_sentinel(&ctx->sent));
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3237
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3238 ngx_quic_congestion_lost(c, start->last);
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3239
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3240 /* NGX_DONE is impossible here, such frames don't get into this queue */
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3241 if (ngx_quic_send_frames(c, &range) != NGX_OK) {
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3242 return NGX_ERROR;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3243 }
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3244
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3245 /* move frames group to the end of queue */
8331
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
3246 ngx_queue_add(&ctx->sent, &range);
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
3247
bda817d16cc2 Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents: 8328
diff changeset
3248 } while (q != ngx_queue_sentinel(&ctx->sent));
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3249
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3250 *waitp = wait;
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3251
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3252 return NGX_OK;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3253 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3254
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3255
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3256 ngx_connection_t *
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3257 ngx_quic_create_uni_stream(ngx_connection_t *c)
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3258 {
8280
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
3259 ngx_uint_t id;
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
3260 ngx_quic_stream_t *qs, *sn;
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
3261 ngx_quic_connection_t *qc;
8229
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3262
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3263 qs = c->qs;
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3264 qc = qs->parent->quic;
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3265
8280
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
3266 id = (qc->streams.id_counter << 2)
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
3267 | NGX_QUIC_STREAM_SERVER_INITIATED
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
3268 | NGX_QUIC_STREAM_UNIDIRECTIONAL;
8229
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3269
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3270 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3271 "quic creating server uni stream #%ui id %ui",
8229
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3272 qc->streams.id_counter, id);
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3273
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3274 qc->streams.id_counter++;
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3275
8282
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3276 sn = ngx_quic_create_stream(qs->parent, id, 0);
8229
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3277 if (sn == NULL) {
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3278 return NULL;
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3279 }
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3280
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3281 return sn->c;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3282 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3283
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3284
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3285 static void
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3286 ngx_quic_rbtree_insert_stream(ngx_rbtree_node_t *temp,
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3287 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel)
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3288 {
8280
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
3289 ngx_rbtree_node_t **p;
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
3290 ngx_quic_stream_t *qn, *qnt;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3291
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3292 for ( ;; ) {
8284
2935a11c55b6 Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents: 8282
diff changeset
3293 qn = (ngx_quic_stream_t *) node;
2935a11c55b6 Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents: 8282
diff changeset
3294 qnt = (ngx_quic_stream_t *) temp;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3295
8284
2935a11c55b6 Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents: 8282
diff changeset
3296 p = (qn->id < qnt->id) ? &temp->left : &temp->right;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3297
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3298 if (*p == sentinel) {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3299 break;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3300 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3301
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3302 temp = *p;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3303 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3304
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3305 *p = node;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3306 node->parent = temp;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3307 node->left = sentinel;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3308 node->right = sentinel;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3309 ngx_rbt_red(node);
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3310 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3311
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3312
8280
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
3313 static ngx_quic_stream_t *
8284
2935a11c55b6 Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents: 8282
diff changeset
3314 ngx_quic_find_stream(ngx_rbtree_t *rbtree, uint64_t id)
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3315 {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3316 ngx_rbtree_node_t *node, *sentinel;
8284
2935a11c55b6 Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents: 8282
diff changeset
3317 ngx_quic_stream_t *qn;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3318
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3319 node = rbtree->root;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3320 sentinel = rbtree->sentinel;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3321
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3322 while (node != sentinel) {
8284
2935a11c55b6 Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents: 8282
diff changeset
3323 qn = (ngx_quic_stream_t *) node;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3324
8284
2935a11c55b6 Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents: 8282
diff changeset
3325 if (id == qn->id) {
2935a11c55b6 Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents: 8282
diff changeset
3326 return qn;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3327 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3328
8284
2935a11c55b6 Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents: 8282
diff changeset
3329 node = (id < qn->id) ? node->left : node->right;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3330 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3331
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3332 return NULL;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3333 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3334
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3335
8280
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
3336 static ngx_quic_stream_t *
8282
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3337 ngx_quic_create_stream(ngx_connection_t *c, uint64_t id, size_t rcvbuf_size)
8229
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3338 {
8365
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3339 ngx_log_t *log;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3340 ngx_pool_t *pool;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3341 ngx_quic_stream_t *sn;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3342 ngx_pool_cleanup_t *cln;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3343 ngx_quic_connection_t *qc;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3344
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3345 qc = c->quic;
8229
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3346
8282
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3347 pool = ngx_create_pool(NGX_DEFAULT_POOL_SIZE, c->log);
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3348 if (pool == NULL) {
8229
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3349 return NULL;
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3350 }
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3351
8282
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3352 sn = ngx_pcalloc(pool, sizeof(ngx_quic_stream_t));
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3353 if (sn == NULL) {
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3354 ngx_destroy_pool(pool);
8229
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3355 return NULL;
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3356 }
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3357
8282
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3358 sn->node.key = id;
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3359 sn->parent = c;
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3360 sn->id = id;
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3361
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3362 sn->b = ngx_create_temp_buf(pool, rcvbuf_size);
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3363 if (sn->b == NULL) {
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3364 ngx_destroy_pool(pool);
8229
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3365 return NULL;
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3366 }
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3367
8334
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
3368 ngx_queue_init(&sn->fs.frames);
72d20158c814 Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
3369
8229
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3370 log = ngx_palloc(pool, sizeof(ngx_log_t));
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3371 if (log == NULL) {
8282
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3372 ngx_destroy_pool(pool);
8229
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3373 return NULL;
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3374 }
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3375
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3376 *log = *c->log;
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3377 pool->log = log;
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3378
8282
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3379 sn->c = ngx_get_connection(-1, log);
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3380 if (sn->c == NULL) {
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3381 ngx_destroy_pool(pool);
8229
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3382 return NULL;
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3383 }
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3384
8280
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
3385 sn->c->qs = sn;
8282
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3386 sn->c->pool = pool;
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3387 sn->c->ssl = c->ssl;
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3388 sn->c->sockaddr = c->sockaddr;
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3389 sn->c->listening = c->listening;
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3390 sn->c->addr_text = c->addr_text;
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3391 sn->c->local_sockaddr = c->local_sockaddr;
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3392 sn->c->number = ngx_atomic_fetch_add(ngx_connection_counter, 1);
8229
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3393
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3394 sn->c->recv = ngx_quic_stream_recv;
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3395 sn->c->send = ngx_quic_stream_send;
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3396 sn->c->send_chain = ngx_quic_stream_send_chain;
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3397
8282
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3398 sn->c->read->log = c->log;
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3399 sn->c->write->log = c->log;
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3400
8362
44cac24aaa44 Assign connection number to every QUIC stream log.
Roman Arutyunyan <arut@nginx.com>
parents: 8361
diff changeset
3401 log->connection = sn->c->number;
44cac24aaa44 Assign connection number to every QUIC stream log.
Roman Arutyunyan <arut@nginx.com>
parents: 8361
diff changeset
3402
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3403 if ((id & NGX_QUIC_STREAM_UNIDIRECTIONAL) == 0
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3404 || (id & NGX_QUIC_STREAM_SERVER_INITIATED))
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3405 {
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3406 sn->c->write->ready = 1;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3407 }
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3408
8365
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3409 if (id & NGX_QUIC_STREAM_UNIDIRECTIONAL) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3410 if (id & NGX_QUIC_STREAM_SERVER_INITIATED) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3411 sn->send_max_data = qc->ctp.initial_max_stream_data_uni;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3412 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3413
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3414 } else {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3415 if (id & NGX_QUIC_STREAM_SERVER_INITIATED) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3416 sn->send_max_data = qc->ctp.initial_max_stream_data_bidi_remote;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3417 } else {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3418 sn->send_max_data = qc->ctp.initial_max_stream_data_bidi_local;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3419 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3420 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3421
8239
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3422 cln = ngx_pool_cleanup_add(pool, 0);
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3423 if (cln == NULL) {
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3424 ngx_close_connection(sn->c);
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3425 ngx_destroy_pool(pool);
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3426 return NULL;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3427 }
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3428
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3429 cln->handler = ngx_quic_stream_cleanup_handler;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3430 cln->data = sn->c;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3431
8282
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3432 ngx_rbtree_insert(&c->quic->streams.tree, &sn->node);
4cf00c14f11a Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents: 8281
diff changeset
3433
8229
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3434 return sn;
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3435 }
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3436
cfc429911c0d Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents: 8225
diff changeset
3437
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3438 static ssize_t
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3439 ngx_quic_stream_recv(ngx_connection_t *c, u_char *buf, size_t size)
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3440 {
8338
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3441 ssize_t len;
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3442 ngx_buf_t *b;
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3443 ngx_event_t *rev;
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3444 ngx_connection_t *pc;
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3445 ngx_quic_frame_t *frame;
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3446 ngx_quic_stream_t *qs;
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3447 ngx_quic_connection_t *qc;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3448
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3449 qs = c->qs;
8280
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
3450 b = qs->b;
8338
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3451 pc = qs->parent;
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3452 qc = pc->quic;
8279
5f223cdad40e Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8278
diff changeset
3453 rev = c->read;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3454
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3455 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3456 "quic stream id 0x%xi recv: eof:%d, avail:%z",
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3457 qs->id, rev->pending_eof, b->last - b->pos);
8279
5f223cdad40e Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8278
diff changeset
3458
8266
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
3459 if (b->pos == b->last) {
8279
5f223cdad40e Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8278
diff changeset
3460 rev->ready = 0;
5f223cdad40e Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8278
diff changeset
3461
5f223cdad40e Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8278
diff changeset
3462 if (rev->pending_eof) {
5f223cdad40e Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8278
diff changeset
3463 rev->eof = 1;
5f223cdad40e Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8278
diff changeset
3464 return 0;
5f223cdad40e Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8278
diff changeset
3465 }
5f223cdad40e Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8278
diff changeset
3466
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3467 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3468 "quic stream id 0x%xi recv() not ready", qs->id);
8266
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
3469 return NGX_AGAIN;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3470 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3471
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3472 len = ngx_min(b->last - b->pos, (ssize_t) size);
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3473
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3474 ngx_memcpy(buf, b->pos, len);
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3475
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3476 b->pos += len;
8365
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3477 qc->streams.received += len;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3478
8266
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
3479 if (b->pos == b->last) {
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
3480 b->pos = b->start;
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
3481 b->last = b->start;
8294
32db41d603cd Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents: 8293
diff changeset
3482 rev->ready = rev->pending_eof;
8266
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
3483 }
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8265
diff changeset
3484
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3485 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3486 "quic stream id 0x%xi recv: %z of %uz", qs->id, len, size);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3487
8338
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3488 if (!rev->pending_eof) {
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3489 frame = ngx_quic_alloc_frame(pc, 0);
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3490 if (frame == NULL) {
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3491 return NGX_ERROR;
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3492 }
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3493
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3494 frame->level = ssl_encryption_application;
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3495 frame->type = NGX_QUIC_FT_MAX_STREAM_DATA;
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3496 frame->u.max_stream_data.id = qs->id;
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3497 frame->u.max_stream_data.limit = qs->fs.received + (b->pos - b->start)
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3498 + (b->end - b->last);
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3499
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3500 ngx_sprintf(frame->info, "MAX_STREAM_DATA id:%d limit:%d l=%d on recv",
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3501 (int) frame->u.max_stream_data.id,
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3502 (int) frame->u.max_stream_data.limit,
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3503 frame->level);
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3504
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3505 ngx_quic_queue_frame(pc->quic, frame);
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3506 }
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3507
8365
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3508 if ((qc->streams.recv_max_data / 2) < qc->streams.received) {
8338
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3509
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3510 frame = ngx_quic_alloc_frame(pc, 0);
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3511
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3512 if (frame == NULL) {
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3513 return NGX_ERROR;
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3514 }
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3515
8365
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3516 qc->streams.recv_max_data *= 2;
8338
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3517
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3518 frame->level = ssl_encryption_application;
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3519 frame->type = NGX_QUIC_FT_MAX_DATA;
8365
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3520 frame->u.max_data.max_data = qc->streams.recv_max_data;
8338
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3521
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3522 ngx_sprintf(frame->info, "MAX_DATA max_data:%d level=%d on recv",
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3523 (int) frame->u.max_data.max_data, frame->level);
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3524
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3525 ngx_quic_queue_frame(pc->quic, frame);
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3526
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3527 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3528 "quic stream id 0x%xi recv: increased max data: %ui",
8365
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3529 qs->id, qc->streams.recv_max_data);
8338
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3530 }
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8337
diff changeset
3531
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3532 return len;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3533 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3534
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3535
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3536 static ssize_t
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3537 ngx_quic_stream_send(ngx_connection_t *c, u_char *buf, size_t size)
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3538 {
8345
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3539 u_char *p, *end;
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3540 size_t fsize, limit, n, len;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3541 uint64_t sent, unacked;
8280
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
3542 ngx_connection_t *pc;
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
3543 ngx_quic_frame_t *frame;
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
3544 ngx_quic_stream_t *qs;
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
3545 ngx_quic_connection_t *qc;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3546
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3547 qs = c->qs;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3548 pc = qs->parent;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3549 qc = pc->quic;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3550
8281
618a65de08b3 When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents: 8280
diff changeset
3551 if (qc->closing) {
618a65de08b3 When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents: 8280
diff changeset
3552 return NGX_ERROR;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents: 8280
diff changeset
3553 }
618a65de08b3 When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents: 8280
diff changeset
3554
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3555 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3556 "quic stream id 0x%xi send: %uz", qs->id, size);
8281
618a65de08b3 When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents: 8280
diff changeset
3557
8345
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3558 /*
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3559 * we need to fit at least 1 frame into a packet, thus account head/tail;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3560 * 25 = 1 + 8x3 is max header for STREAM frame, with 1 byte for frame type
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3561 */
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3562 limit = qc->ctp.max_packet_size - NGX_QUIC_MAX_SHORT_HEADER - 25
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3563 - EVP_GCM_TLS_TAG_LEN;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3564
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3565 len = size;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3566 sent = c->sent;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3567 unacked = sent - qs->acked;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3568
8365
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3569 if (qc->streams.send_max_data == 0) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3570 qc->streams.send_max_data = qc->ctp.initial_max_data;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3571 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3572
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3573 if (unacked >= NGX_QUIC_STREAM_BUFSIZE) {
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3574 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3575 "quic send hit buffer size");
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3576 len = 0;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3577
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3578 } else if (unacked + len > NGX_QUIC_STREAM_BUFSIZE) {
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3579 len = NGX_QUIC_STREAM_BUFSIZE - unacked;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3580 }
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3581
8365
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3582 if (qc->streams.sent >= qc->streams.send_max_data) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3583 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3584 "quic send hit MAX_DATA");
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3585 len = 0;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3586
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3587 } else if (qc->streams.sent + len > qc->streams.send_max_data) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3588 len = qc->streams.send_max_data - qc->streams.sent;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3589 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3590
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3591 if (sent >= qs->send_max_data) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3592 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3593 "quic send hit MAX_STREAM_DATA");
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3594 len = 0;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3595
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3596 } else if (sent + len > qs->send_max_data) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3597 len = qs->send_max_data - sent;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3598 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3599
8345
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3600 p = (u_char *) buf;
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3601 end = (u_char *) buf + len;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3602 n = 0;
8345
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3603
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3604 while (p < end) {
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3605
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3606 fsize = ngx_min(limit, (size_t) (end - p));
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3607
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3608 frame = ngx_quic_alloc_frame(pc, fsize);
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3609 if (frame == NULL) {
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3610 return 0;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3611 }
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3612
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3613 ngx_memcpy(frame->data, p, fsize);
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3614
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3615 frame->level = ssl_encryption_application;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3616 frame->type = NGX_QUIC_FT_STREAM6; /* OFF=1 LEN=1 FIN=0 */
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3617 frame->u.stream.off = 1;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3618 frame->u.stream.len = 1;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3619 frame->u.stream.fin = 0;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3620
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3621 frame->u.stream.type = frame->type;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3622 frame->u.stream.stream_id = qs->id;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3623 frame->u.stream.offset = c->sent;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3624 frame->u.stream.length = fsize;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3625 frame->u.stream.data = frame->data;
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3626
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3627 c->sent += fsize;
8365
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3628 qc->streams.sent += fsize;
8345
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3629 p += fsize;
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3630 n += fsize;
8345
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3631
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3632 ngx_sprintf(frame->info, "stream 0x%xi len=%ui level=%d",
8345
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3633 qs->id, fsize, frame->level);
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3634
6481427ca3fc Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents: 8344
diff changeset
3635 ngx_quic_queue_frame(qc, frame);
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3636 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3637
8365
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3638 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, c->log, 0,
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3639 "quic send %uz of %uz, sent:%O, unacked:%uL",
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents: 8364
diff changeset
3640 n, size, c->sent, (uint64_t) c->sent - qs->acked);
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3641
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3642 if (n != size) {
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3643 c->write->ready = 0;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3644 }
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3645
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3646 if (n == 0) {
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3647 return NGX_AGAIN;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3648 }
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3649
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3650 return n;
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3651 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3652
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3653
8239
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3654 static void
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3655 ngx_quic_stream_cleanup_handler(void *data)
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3656 {
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3657 ngx_connection_t *c = data;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3658
8280
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
3659 ngx_connection_t *pc;
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
3660 ngx_quic_frame_t *frame;
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
3661 ngx_quic_stream_t *qs;
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
3662 ngx_quic_connection_t *qc;
8239
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3663
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3664 qs = c->qs;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3665 pc = qs->parent;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3666 qc = pc->quic;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3667
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3668 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3669 "quic stream id 0x%xi cleanup", qs->id);
8281
618a65de08b3 When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents: 8280
diff changeset
3670
618a65de08b3 When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents: 8280
diff changeset
3671 ngx_rbtree_delete(&qc->streams.tree, &qs->node);
8348
d42b50d239f4 Fixed memory leak with reordered stream frames.
Vladimir Homutov <vl@nginx.com>
parents: 8346
diff changeset
3672 ngx_quic_free_frames(pc, &qs->fs.frames);
8281
618a65de08b3 When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents: 8280
diff changeset
3673
618a65de08b3 When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents: 8280
diff changeset
3674 if (qc->closing) {
8355
ad3a6f069498 Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents: 8354
diff changeset
3675 /* schedule handler call to continue ngx_quic_close_connection() */
8281
618a65de08b3 When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents: 8280
diff changeset
3676 ngx_post_event(pc->read, &ngx_posted_events);
618a65de08b3 When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents: 8280
diff changeset
3677 return;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents: 8280
diff changeset
3678 }
618a65de08b3 When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents: 8280
diff changeset
3679
8280
b364af7f9f3f Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8279
diff changeset
3680 if ((qs->id & 0x03) == NGX_QUIC_STREAM_UNIDIRECTIONAL) {
8239
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3681 /* do not send fin for client unidirectional streams */
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3682 return;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3683 }
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3684
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3685 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3686 "quic stream id 0x%xi send fin", qs->id);
8239
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3687
8286
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3688 frame = ngx_quic_alloc_frame(pc, 0);
8239
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3689 if (frame == NULL) {
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3690 return;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3691 }
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3692
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3693 frame->level = ssl_encryption_application;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3694 frame->type = NGX_QUIC_FT_STREAM7; /* OFF=1 LEN=1 FIN=1 */
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3695 frame->u.stream.off = 1;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3696 frame->u.stream.len = 1;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3697 frame->u.stream.fin = 1;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3698
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3699 frame->u.stream.type = frame->type;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3700 frame->u.stream.stream_id = qs->id;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3701 frame->u.stream.offset = c->sent;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3702 frame->u.stream.length = 0;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3703 frame->u.stream.data = NULL;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3704
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3705 ngx_sprintf(frame->info, "stream 0x%xi fin=1 level=%d",
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3706 qs->id, frame->level);
8239
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3707
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3708 ngx_quic_queue_frame(qc, frame);
8293
1ec905f4d851 Push QUIC stream frames in send() and cleanup handler.
Roman Arutyunyan <arut@nginx.com>
parents: 8290
diff changeset
3709
1ec905f4d851 Push QUIC stream frames in send() and cleanup handler.
Roman Arutyunyan <arut@nginx.com>
parents: 8290
diff changeset
3710 (void) ngx_quic_output(pc);
8239
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3711 }
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3712
5ad7bffd3850 Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents: 8237
diff changeset
3713
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3714 static ngx_chain_t *
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3715 ngx_quic_stream_send_chain(ngx_connection_t *c, ngx_chain_t *in,
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3716 off_t limit)
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3717 {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3718 size_t len;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3719 ssize_t n;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3720 ngx_buf_t *b;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3721
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3722 for ( /* void */; in; in = in->next) {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3723 b = in->buf;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3724
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3725 if (!ngx_buf_in_memory(b)) {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3726 continue;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3727 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3728
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3729 if (ngx_buf_size(b) == 0) {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3730 continue;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3731 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3732
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3733 len = b->last - b->pos;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3734
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3735 n = ngx_quic_stream_send(c, b->pos, len);
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3736
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3737 if (n == NGX_ERROR) {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3738 return NGX_CHAIN_ERROR;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3739 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3740
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3741 if (n == NGX_AGAIN) {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3742 return in;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3743 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3744
8350
47dac6e0521a Fixed QUIC buffer consumption in send_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8348
diff changeset
3745 b->pos += n;
47dac6e0521a Fixed QUIC buffer consumption in send_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8348
diff changeset
3746
8225
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3747 if (n != (ssize_t) len) {
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3748 return in;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3749 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3750 }
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3751
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3752 return NULL;
714a19dba6af Style and handlers.
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
3753 }
8286
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3754
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3755
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3756 static ngx_quic_frame_t *
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3757 ngx_quic_alloc_frame(ngx_connection_t *c, size_t size)
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3758 {
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3759 u_char *p;
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3760 ngx_queue_t *q;
8286
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3761 ngx_quic_frame_t *frame;
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3762 ngx_quic_connection_t *qc;
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3763
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3764 if (size) {
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3765 p = ngx_alloc(size, c->log);
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3766 if (p == NULL) {
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3767 return NULL;
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3768 }
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3769
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3770 } else {
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3771 p = NULL;
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3772 }
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3773
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3774 qc = c->quic;
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3775
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3776 if (!ngx_queue_empty(&qc->free_frames)) {
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3777
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3778 q = ngx_queue_head(&qc->free_frames);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3779 frame = ngx_queue_data(q, ngx_quic_frame_t, queue);
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3780
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3781 ngx_queue_remove(&frame->queue);
8286
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3782
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3783 #ifdef NGX_QUIC_DEBUG_FRAMES_ALLOC
8286
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3784 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3785 "quic reuse frame n:%ui", qc->nframes);
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3786 #endif
8286
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3787
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3788 } else {
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3789 frame = ngx_pcalloc(c->pool, sizeof(ngx_quic_frame_t));
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3790 if (frame == NULL) {
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3791 ngx_free(p);
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3792 return NULL;
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3793 }
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3794
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3795 #if (NGX_DEBUG)
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3796 ++qc->nframes;
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3797 #endif
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3798
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3799 #ifdef NGX_QUIC_DEBUG_FRAMES_ALLOC
8286
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3800 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3801 "quic alloc frame n:%ui", qc->nframes);
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3802 #endif
8286
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3803 }
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3804
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3805 ngx_memzero(frame, sizeof(ngx_quic_frame_t));
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3806
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3807 frame->data = p;
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3808
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3809 return frame;
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3810 }
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3811
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3812
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3813 static void
8364
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3814 ngx_quic_congestion_ack(ngx_connection_t *c, ngx_quic_frame_t *f)
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3815 {
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3816 ssize_t n;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3817 ngx_msec_t timer;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3818 ngx_quic_congestion_t *cg;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3819 ngx_quic_connection_t *qc;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3820
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3821 qc = c->quic;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3822 cg = &qc->congestion;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3823
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3824 n = ngx_quic_create_frame(NULL, f);
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3825
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3826 cg->in_flight -= n;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3827
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3828 timer = f->last - cg->recovery_start;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3829
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3830 if ((ngx_msec_int_t) timer <= 0) {
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3831 return;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3832 }
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3833
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3834 if (cg->window < cg->ssthresh) {
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3835 cg->window += n;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3836
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3837 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0,
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3838 "quic congestion slow start win:%uz, ss:%uz, if:%uz",
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3839 cg->window, cg->ssthresh, cg->in_flight);
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3840
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3841 } else {
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3842 cg->window += qc->tp.max_packet_size * n / cg->window;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3843
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3844 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0,
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3845 "quic congestion avoidance win:%uz, ss:%uz, if:%uz",
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3846 cg->window, cg->ssthresh, cg->in_flight);
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3847 }
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3848
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3849 /* prevent recovery_start from wrapping */
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3850
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3851 timer = cg->recovery_start - ngx_current_msec + qc->tp.max_idle_timeout * 2;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3852
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3853 if ((ngx_msec_int_t) timer < 0) {
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3854 cg->recovery_start = ngx_current_msec - qc->tp.max_idle_timeout * 2;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3855 }
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3856 }
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3857
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3858
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3859 static void
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3860 ngx_quic_congestion_lost(ngx_connection_t *c, ngx_msec_t sent)
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3861 {
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3862 ngx_msec_t timer;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3863 ngx_quic_congestion_t *cg;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3864 ngx_quic_connection_t *qc;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3865
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3866 qc = c->quic;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3867 cg = &qc->congestion;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3868
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3869 timer = sent - cg->recovery_start;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3870
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3871 if ((ngx_msec_int_t) timer <= 0) {
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3872 return;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3873 }
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3874
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3875 cg->recovery_start = ngx_current_msec;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3876 cg->window /= 2;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3877
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3878 if (cg->window < qc->tp.max_packet_size * 2) {
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3879 cg->window = qc->tp.max_packet_size * 2;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3880 }
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3881
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3882 cg->ssthresh = cg->window;
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3883
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3884 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0,
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3885 "quic congestion lost win:%uz, ss:%uz, if:%uz",
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3886 cg->window, cg->ssthresh, cg->in_flight);
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3887 }
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3888
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3889
eee307399229 QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents: 8363
diff changeset
3890 static void
8286
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3891 ngx_quic_free_frame(ngx_connection_t *c, ngx_quic_frame_t *frame)
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3892 {
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3893 ngx_quic_connection_t *qc;
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3894
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3895 qc = c->quic;
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3896
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3897 if (frame->data) {
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3898 ngx_free(frame->data);
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3899 }
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3900
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
3901 ngx_queue_insert_head(&qc->free_frames, &frame->queue);
8286
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3902
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3903 #ifdef NGX_QUIC_DEBUG_FRAMES_ALLOC
8286
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3904 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3905 "quic free frame n:%ui", qc->nframes);
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
3906 #endif
8286
c7185bc5b4d9 QUIC frames reuse.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
3907 }