nginx: src/event/ngx_event

annotate src/event/ngx_event_quic.c @ 8311:6aceb85c5bed quic

Fixed excessive push timer firing. The timer is set when an output frame is generated; there is no need to arm it after it was fired.

author	Vladimir Homutov <vl@nginx.com>
date	Thu, 02 Apr 2020 14:53:01 +0300
parents	7ea2c68735f9
children	053fa468b044

rev	line source
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	1
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	2 /*
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	3 * Copyright (C) Nginx, Inc.
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	4 */
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	5
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	6
8171 4daf03d2bd0a OpenSSL compatibility. Sergey Kandaurov <pluknet@nginx.com> parents: diff changeset	7 #include <ngx_config.h>
4daf03d2bd0a OpenSSL compatibility. Sergey Kandaurov <pluknet@nginx.com> parents: diff changeset	8 #include <ngx_core.h>
8208 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 8207 diff changeset	9 #include <ngx_event.h>
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	10
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	11
8307 dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	12 /* 0-RTT and 1-RTT data exist in the same packet number space,
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	13 * so we have 3 packet number spaces:
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	14 *
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	15 * 0 - Initial
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	16 * 1 - Handshake
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	17 * 2 - 0-RTT and 1-RTT
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	18 */
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	19 #define ngx_quic_ns(level) \
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	20 ((level) == ssl_encryption_initial) ? 0 \
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	21 : (((level) == ssl_encryption_handshake) ? 1 : 2)
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	22
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	23 #define NGX_QUIC_NAMESPACE_LAST (NGX_QUIC_ENCRYPTION_LAST - 1)
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	24
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	25
8263 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	26 typedef enum {
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	27 NGX_QUIC_ST_INITIAL, /* connection just created */
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	28 NGX_QUIC_ST_HANDSHAKE, /* handshake started */
8304 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	29 NGX_QUIC_ST_EARLY_DATA, /* handshake in progress */
8263 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	30 NGX_QUIC_ST_APPLICATION /* handshake complete */
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	31 } ngx_quic_state_t;
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	32
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	33
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	34 typedef struct {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	35 ngx_rbtree_t tree;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	36 ngx_rbtree_node_t sentinel;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	37 ngx_connection_handler_pt handler;
8229 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	38
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	39 ngx_uint_t id_counter;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	40 } ngx_quic_streams_t;
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	41
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	42
8307 dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	43 typedef struct {
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	44 ngx_quic_secret_t client_secret;
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	45 ngx_quic_secret_t server_secret;
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	46
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	47 uint64_t pnum;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	48 uint64_t largest;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	49
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	50 ngx_queue_t frames;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	51 ngx_queue_t sent;
8307 dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	52 } ngx_quic_namespace_t;
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	53
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	54
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	55 struct ngx_quic_connection_s {
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	56 ngx_str_t scid;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	57 ngx_str_t dcid;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	58 ngx_str_t token;
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	59
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	60 ngx_uint_t client_tp_done;
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8246 diff changeset	61 ngx_quic_tp_t tp;
8265 d45325e90221 Limit output QUIC packets with client max_packet_size. Roman Arutyunyan <arut@nginx.com> parents: 8263 diff changeset	62 ngx_quic_tp_t ctp;
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8246 diff changeset	63
8263 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	64 ngx_quic_state_t state;
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	65
8307 dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	66 ngx_quic_namespace_t ns[NGX_QUIC_NAMESPACE_LAST];
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	67 ngx_quic_secrets_t keys[NGX_QUIC_ENCRYPTION_LAST];
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	68 uint64_t crypto_offset[NGX_QUIC_ENCRYPTION_LAST];
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	69
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	70 ngx_ssl_t *ssl;
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	71
8309 7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	72 ngx_event_t push;
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	73 ngx_event_t retry;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	74 ngx_queue_t free_frames;
8286 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	75
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	76 #if (NGX_DEBUG)
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	77 ngx_uint_t nframes;
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	78 #endif
8208 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 8207 diff changeset	79
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	80 ngx_quic_streams_t streams;
8237 ff540f13d95d MAX_DATA frame parser/handler. Sergey Kandaurov <pluknet@nginx.com> parents: 8236 diff changeset	81 ngx_uint_t max_data;
8281 618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	82
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	83 unsigned send_timer_set:1;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	84 unsigned closing:1;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	85 };
8206 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 8205 diff changeset	86
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	87
8204 9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	88 #if BORINGSSL_API_VERSION >= 10
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	89 static int 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	90 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	91 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	92 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	93 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	94 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	95 #else
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	96 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	97 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	98 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	99 #endif
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	100
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	101 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	102 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	103 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	104 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	105 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	106
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	107
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	108 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	109 ngx_quic_tp_t tp, ngx_quic_header_t pkt,
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	110 ngx_connection_handler_pt handler);
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	111 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	112 static void ngx_quic_input_handler(ngx_event_t *rev);
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	113 static void ngx_quic_close_connection(ngx_connection_t *c);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	114
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	115 static ngx_int_t ngx_quic_input(ngx_connection_t c, ngx_buf_t b);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	116 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	117 ngx_quic_header_t *pkt);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	118 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	119 ngx_quic_header_t *pkt);
8304 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	120 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	121 ngx_quic_header_t *pkt);
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	122 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	123 ngx_quic_header_t *pkt);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	124 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	125 ngx_quic_header_t *pkt);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	126
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	127 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	128 ngx_quic_header_t pkt, ngx_quic_ack_frame_t f);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	129 static ngx_int_t ngx_quic_handle_crypto_frame(ngx_connection_t *c,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	130 ngx_quic_header_t pkt, ngx_quic_crypto_frame_t frame);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	131 static ngx_int_t ngx_quic_handle_stream_frame(ngx_connection_t *c,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	132 ngx_quic_header_t pkt, ngx_quic_stream_frame_t frame);
8245 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	133 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	134 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	135 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	136 ngx_quic_header_t pkt, ngx_quic_stream_data_blocked_frame_t f);
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	137
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	138 static void ngx_quic_queue_frame(ngx_quic_connection_t *qc,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	139 ngx_quic_frame_t *frame);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	140
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	141 static ngx_int_t ngx_quic_output(ngx_connection_t *c);
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	142 static ngx_int_t ngx_quic_output_ns(ngx_connection_t *c,
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	143 ngx_quic_namespace_t *ns, ngx_uint_t nsi);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	144 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	145 static ngx_int_t ngx_quic_send_frames(ngx_connection_t c, ngx_queue_t frames);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	146 static void ngx_quic_retransmit_handler(ngx_event_t *ev);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	147 static ngx_int_t ngx_quic_retransmit_ns(ngx_connection_t *c,
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	148 ngx_quic_namespace_t ns, ngx_msec_t waitp);
8309 7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	149 static void ngx_quic_push_handler(ngx_event_t *ev);
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	150
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	151 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	152 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	153 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	154 uint64_t id);
8280 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	155 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	156 uint64_t id, size_t rcvbuf_size);
8211 6bc18966b8c1 Stream "connection" read/write methods. Vladimir Homutov <vl@nginx.com> parents: 8209 diff changeset	157 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	158 size_t size);
6bc18966b8c1 Stream "connection" read/write methods. Vladimir Homutov <vl@nginx.com> parents: 8209 diff changeset	159 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	160 size_t size);
8239 5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	161 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	162 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	163 ngx_chain_t *in, off_t limit);
8286 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	164 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	165 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	166
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	167
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	168 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	169 #if BORINGSSL_API_VERSION >= 10
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	170 ngx_quic_set_read_secret,
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	171 ngx_quic_set_write_secret,
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	172 #else
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	173 ngx_quic_set_encryption_secrets,
8204 9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	174 #endif
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	175 ngx_quic_add_handshake_data,
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	176 ngx_quic_flush_flight,
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	177 ngx_quic_send_alert,
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	178 };
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	179
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	180
8204 9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	181 #if BORINGSSL_API_VERSION >= 10
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	182
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	183 static int
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	184 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	185 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	186 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	187 {
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	188 ngx_connection_t *c;
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	189 ngx_quic_secrets_t *keys;
8204 9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	190
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	191 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	192
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: 8220 diff changeset	193 ngx_quic_hexdump(c->log, "level:%d read secret",
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: 8220 diff changeset	194 rsecret, secret_len, level);
8204 9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	195
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	196 keys = &c->quic->keys[level];
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	197
8304 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	198 if (level == ssl_encryption_early_data) {
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	199 c->quic->state = NGX_QUIC_ST_EARLY_DATA;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	200 }
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	201
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: 8220 diff changeset	202 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	203 rsecret, secret_len,
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	204 &keys->client);
8204 9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	205 }
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	206
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	207
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	208 static int
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	209 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	210 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	211 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	212 {
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	213 ngx_connection_t *c;
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	214 ngx_quic_secrets_t *keys;
8204 9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	215
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	216 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	217
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: 8220 diff changeset	218 ngx_quic_hexdump(c->log, "level:%d write secret",
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: 8220 diff changeset	219 wsecret, secret_len, level);
8204 9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	220
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	221 keys = &c->quic->keys[level];
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	222
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: 8220 diff changeset	223 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	224 wsecret, secret_len,
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	225 &keys->server);
8204 9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	226 }
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	227
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	228 #else
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	229
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	230 static int
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	231 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	232 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	233 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	234 {
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	235 ngx_int_t rc;
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	236 ngx_connection_t *c;
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	237 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	238
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	239 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	240
8222 bec4cd55361e Fixed a typo with OpenSSL. Vladimir Homutov <vl@nginx.com> parents: 8221 diff changeset	241 ngx_quic_hexdump(c->log, "level:%d read", rsecret, secret_len, level);
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	242
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	243 keys = &c->quic->secrets[level];
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	244
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: 8220 diff changeset	245 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	246 rsecret, secret_len,
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	247 &keys->client);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: 8220 diff changeset	248 if (rc != 1) {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: 8220 diff changeset	249 return rc;
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	250 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	251
8303 2ac03e80d013 TLS Early Data key derivation support. Sergey Kandaurov <pluknet@nginx.com> parents: 8302 diff changeset	252 if (level == ssl_encryption_early_data) {
8304 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	253 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	254 return 1;
2ac03e80d013 TLS Early Data key derivation support. Sergey Kandaurov <pluknet@nginx.com> parents: 8302 diff changeset	255 }
2ac03e80d013 TLS Early Data key derivation support. Sergey Kandaurov <pluknet@nginx.com> parents: 8302 diff changeset	256
2ac03e80d013 TLS Early Data key derivation support. Sergey Kandaurov <pluknet@nginx.com> parents: 8302 diff changeset	257 ngx_quic_hexdump(c->log, "level:%d write", wsecret, secret_len, level);
2ac03e80d013 TLS Early Data key derivation support. Sergey Kandaurov <pluknet@nginx.com> parents: 8302 diff changeset	258
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: 8220 diff changeset	259 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	260 wsecret, secret_len,
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	261 &keys->server);
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	262 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	263
8204 9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	264 #endif
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 8203 diff changeset	265
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	266
8184 ec1f84996990 Split frame and packet generation into separate steps. Vladimir Homutov <vl@nginx.com> parents: 8183 diff changeset	267 static int
ec1f84996990 Split frame and packet generation into separate steps. Vladimir Homutov <vl@nginx.com> parents: 8183 diff changeset	268 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	269 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	270 {
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	271 u_char p, end;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	272 size_t client_params_len;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	273 const uint8_t *client_params;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	274 ngx_quic_frame_t *frame;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	275 ngx_connection_t *c;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	276 ngx_quic_connection_t *qc;
8184 ec1f84996990 Split frame and packet generation into separate steps. Vladimir Homutov <vl@nginx.com> parents: 8183 diff changeset	277
ec1f84996990 Split frame and packet generation into separate steps. Vladimir Homutov <vl@nginx.com> parents: 8183 diff changeset	278 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	279 qc = c->quic;
ec1f84996990 Split frame and packet generation into separate steps. Vladimir Homutov <vl@nginx.com> parents: 8183 diff changeset	280
8186 0a2683df5f11 Implemented improved version of quic_output(). Vladimir Homutov <vl@nginx.com> parents: 8185 diff changeset	281 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
0a2683df5f11 Implemented improved version of quic_output(). Vladimir Homutov <vl@nginx.com> parents: 8185 diff changeset	282 "ngx_quic_add_handshake_data");
8184 ec1f84996990 Split frame and packet generation into separate steps. Vladimir Homutov <vl@nginx.com> parents: 8183 diff changeset	283
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	284 /* XXX: obtain client parameters after the handshake? */
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	285 if (!qc->client_tp_done) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	286
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	287 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	288 &client_params_len);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	289
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	290 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	291 "SSL_get_peer_quic_transport_params(): params_len %ui",
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	292 client_params_len);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	293
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	294 if (client_params_len != 0) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	295 p = (u_char *) client_params;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	296 end = p + client_params_len;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	297
8265 d45325e90221 Limit output QUIC packets with client max_packet_size. Roman Arutyunyan <arut@nginx.com> parents: 8263 diff changeset	298 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	299 != NGX_OK)
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	300 {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	301 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	302 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	303
8271 8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 8270 diff changeset	304 if (qc->ctp.max_idle_timeout > 0
8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 8270 diff changeset	305 && 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	306 {
8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 8270 diff changeset	307 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	308 }
8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 8270 diff changeset	309
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	310 qc->client_tp_done = 1;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	311 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	312 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8259 diff changeset	313
8286 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	314 frame = ngx_quic_alloc_frame(c, len);
8186 0a2683df5f11 Implemented improved version of quic_output(). Vladimir Homutov <vl@nginx.com> parents: 8185 diff changeset	315 if (frame == NULL) {
0a2683df5f11 Implemented improved version of quic_output(). Vladimir Homutov <vl@nginx.com> parents: 8185 diff changeset	316 return 0;
0a2683df5f11 Implemented improved version of quic_output(). Vladimir Homutov <vl@nginx.com> parents: 8185 diff changeset	317 }
8184 ec1f84996990 Split frame and packet generation into separate steps. Vladimir Homutov <vl@nginx.com> parents: 8183 diff changeset	318
8286 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	319 ngx_memcpy(frame->data, data, len);
8184 ec1f84996990 Split frame and packet generation into separate steps. Vladimir Homutov <vl@nginx.com> parents: 8183 diff changeset	320
8186 0a2683df5f11 Implemented improved version of quic_output(). Vladimir Homutov <vl@nginx.com> parents: 8185 diff changeset	321 frame->level = level;
0a2683df5f11 Implemented improved version of quic_output(). Vladimir Homutov <vl@nginx.com> parents: 8185 diff changeset	322 frame->type = NGX_QUIC_FT_CRYPTO;
8259 9e9eab876964 Fixed CRYPTO offset generation. Sergey Kandaurov <pluknet@nginx.com> parents: 8258 diff changeset	323 frame->u.crypto.offset += qc->crypto_offset[level];
8186 0a2683df5f11 Implemented improved version of quic_output(). Vladimir Homutov <vl@nginx.com> parents: 8185 diff changeset	324 frame->u.crypto.len = len;
8286 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	325 frame->u.crypto.data = frame->data;
8186 0a2683df5f11 Implemented improved version of quic_output(). Vladimir Homutov <vl@nginx.com> parents: 8185 diff changeset	326
8259 9e9eab876964 Fixed CRYPTO offset generation. Sergey Kandaurov <pluknet@nginx.com> parents: 8258 diff changeset	327 qc->crypto_offset[level] += len;
9e9eab876964 Fixed CRYPTO offset generation. Sergey Kandaurov <pluknet@nginx.com> parents: 8258 diff changeset	328
8186 0a2683df5f11 Implemented improved version of quic_output(). Vladimir Homutov <vl@nginx.com> parents: 8185 diff changeset	329 ngx_sprintf(frame->info, "crypto, generated by SSL len=%ui level=%d", len, level);
0a2683df5f11 Implemented improved version of quic_output(). Vladimir Homutov <vl@nginx.com> parents: 8185 diff changeset	330
0a2683df5f11 Implemented improved version of quic_output(). Vladimir Homutov <vl@nginx.com> parents: 8185 diff changeset	331 ngx_quic_queue_frame(qc, frame);
8184 ec1f84996990 Split frame and packet generation into separate steps. Vladimir Homutov <vl@nginx.com> parents: 8183 diff changeset	332
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	333 return 1;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	334 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	335
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	336
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	337 static int
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	338 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	339 {
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	340 ngx_connection_t *c;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	341
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	342 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	343
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	344 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "ngx_quic_flush_flight()");
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	345
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	346 return 1;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	347 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	348
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	349
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	350 static int
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	351 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	352 uint8_t alert)
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	353 {
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	354 ngx_connection_t *c;
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8234 diff changeset	355 ngx_quic_frame_t *frame;
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	356
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	357 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	358
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	359 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	360 "ngx_quic_send_alert(), lvl=%d, alert=%d",
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	361 (int) level, (int) alert);
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	362
8286 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	363 frame = ngx_quic_alloc_frame(c, 0);
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8234 diff changeset	364 if (frame == NULL) {
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8234 diff changeset	365 return 0;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8234 diff changeset	366 }
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8234 diff changeset	367
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8234 diff changeset	368 frame->level = level;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8234 diff changeset	369 frame->type = NGX_QUIC_FT_CONNECTION_CLOSE;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8234 diff changeset	370 frame->u.close.error_code = 0x100 + alert;
8305 e35f824f644d Added missing debug description. Vladimir Homutov <vl@nginx.com> parents: 8304 diff changeset	371 ngx_sprintf(frame->info, "cc from send_alert level=%d", frame->level);
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8234 diff changeset	372
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8234 diff changeset	373 ngx_quic_queue_frame(c->quic, frame);
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8234 diff changeset	374
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8234 diff changeset	375 if (ngx_quic_output(c) != NGX_OK) {
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8234 diff changeset	376 return 0;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8234 diff changeset	377 }
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8234 diff changeset	378
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	379 return 1;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	380 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	381
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	382
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	383 void
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8246 diff changeset	384 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	385 ngx_connection_handler_pt handler)
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	386 {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	387 ngx_buf_t *b;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	388 ngx_quic_header_t pkt;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	389
8263 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	390 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	391
8263 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	392 c->log->action = "QUIC initialization";
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	393
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	394 ngx_memzero(&pkt, sizeof(ngx_quic_header_t));
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	395
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	396 b = c->buffer;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	397
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	398 pkt.log = c->log;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	399 pkt.raw = b;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	400 pkt.data = b->start;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	401 pkt.len = b->last - b->start;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	402
8304 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	403 if (ngx_quic_new_connection(c, ssl, tp, &pkt, handler) != NGX_OK) {
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	404 ngx_quic_close_connection(c);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	405 return;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	406 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	407
8271 8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 8270 diff changeset	408 ngx_add_timer(c->read, c->quic->tp.max_idle_timeout);
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	409
8263 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	410 c->read->handler = ngx_quic_input_handler;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	411
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	412 return;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	413 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	414
8199 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	415
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	416 static ngx_int_t
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8246 diff changeset	417 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	418 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	419 {
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	420 ngx_uint_t i;
8265 d45325e90221 Limit output QUIC packets with client max_packet_size. Roman Arutyunyan <arut@nginx.com> parents: 8263 diff changeset	421 ngx_quic_tp_t *ctp;
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	422 ngx_quic_secrets_t *keys;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	423 ngx_quic_connection_t *qc;
8288 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8286 diff changeset	424 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	425
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	426 if (ngx_buf_size(pkt->raw) < 1200) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	427 ngx_log_error(NGX_LOG_INFO, c->log, 0, "too small UDP datagram");
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	428 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	429 }
8199 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	430
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	431 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	432 return NGX_ERROR;
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	433 }
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	434
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	435 if (!ngx_quic_pkt_in(pkt->flags)) {
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	436 ngx_log_error(NGX_LOG_INFO, c->log, 0,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	437 "invalid initial packet: 0x%xi", pkt->flags);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	438 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	439 }
8199 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	440
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	441 if (ngx_quic_parse_initial_header(pkt) != NGX_OK) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	442 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	443 }
8199 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	444
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8274 diff changeset	445 c->log->action = "creating new quic connection";
19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8274 diff changeset	446
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	447 qc = ngx_pcalloc(c->pool, sizeof(ngx_quic_connection_t));
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	448 if (qc == NULL) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	449 return NGX_ERROR;
8199 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	450 }
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	451
8263 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	452 qc->state = NGX_QUIC_ST_INITIAL;
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	453
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	454 ngx_rbtree_init(&qc->streams.tree, &qc->streams.sentinel,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	455 ngx_quic_rbtree_insert_stream);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	456
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	457 for (i = 0; i < 3; i++) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	458 ngx_queue_init(&qc->ns[i].frames);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	459 ngx_queue_init(&qc->ns[i].sent);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	460 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	461
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	462 ngx_queue_init(&qc->free_frames);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	463
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	464 qc->retry.log = c->log;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	465 qc->retry.data = c;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	466 qc->retry.handler = ngx_quic_retransmit_handler;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	467 qc->retry.cancelable = 1;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	468
8309 7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	469 qc->push.log = c->log;
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	470 qc->push.data = c;
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	471 qc->push.handler = ngx_quic_push_handler;
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	472 qc->push.cancelable = 1;
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	473
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	474 c->quic = qc;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	475 qc->ssl = ssl;
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8246 diff changeset	476 qc->tp = *tp;
8304 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	477 qc->streams.handler = handler;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	478
8265 d45325e90221 Limit output QUIC packets with client max_packet_size. Roman Arutyunyan <arut@nginx.com> parents: 8263 diff changeset	479 ctp = &qc->ctp;
d45325e90221 Limit output QUIC packets with client max_packet_size. Roman Arutyunyan <arut@nginx.com> parents: 8263 diff changeset	480 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	481 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	482 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	483
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	484 qc->dcid.len = pkt->dcid.len;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	485 qc->dcid.data = ngx_pnalloc(c->pool, pkt->dcid.len);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	486 if (qc->dcid.data == NULL) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	487 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	488 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	489 ngx_memcpy(qc->dcid.data, pkt->dcid.data, qc->dcid.len);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	490
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	491 qc->scid.len = pkt->scid.len;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	492 qc->scid.data = ngx_pnalloc(c->pool, qc->scid.len);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	493 if (qc->scid.data == NULL) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	494 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	495 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	496 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	497
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	498 qc->token.len = pkt->token.len;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	499 qc->token.data = ngx_pnalloc(c->pool, qc->token.len);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	500 if (qc->token.data == NULL) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	501 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	502 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	503 ngx_memcpy(qc->token.data, pkt->token.data, qc->token.len);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	504
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	505 keys = &c->quic->keys[ssl_encryption_initial];
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	506
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	507 if (ngx_quic_set_initial_secret(c->pool, &keys->client, &keys->server,
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	508 &qc->dcid)
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	509 != NGX_OK)
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	510 {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	511 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	512 }
8199 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	513
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	514 pkt->secret = &keys->client;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	515 pkt->level = ssl_encryption_initial;
8288 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8286 diff changeset	516 pkt->plaintext = buf;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	517
8288 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8286 diff changeset	518 if (ngx_quic_decrypt(pkt, NULL) != NGX_OK) {
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	519 return NGX_ERROR;
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
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	522 if (ngx_quic_init_connection(c) != NGX_OK) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	523 return NGX_ERROR;
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
8304 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	526 if (ngx_quic_payload_handler(c, pkt) != NGX_OK) {
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	527 return NGX_ERROR;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	528 }
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	529
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	530 /* pos is at header end, adjust by actual packet length */
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	531 pkt->raw->pos += pkt->len;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	532
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	533 return ngx_quic_input(c, pkt->raw);
8199 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	534 }
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	535
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	536
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	537 static ngx_int_t
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: 8220 diff changeset	538 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	539 {
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	540 int n, sslerr;
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8246 diff changeset	541 u_char *p;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8246 diff changeset	542 ssize_t len;
8199 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	543 ngx_ssl_conn_t *ssl_conn;
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	544 ngx_quic_connection_t *qc;
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	545
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	546 qc = c->quic;
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	547
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	548 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	549 return NGX_ERROR;
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	550 }
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	551
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	552 ssl_conn = c->ssl->connection;
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	553
8232 253cf267f95a Moved setting QUIC methods to runtime. Roman Arutyunyan <arut@nginx.com> parents: 8231 diff changeset	554 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	555 ngx_log_error(NGX_LOG_INFO, c->log, 0,
253cf267f95a Moved setting QUIC methods to runtime. Roman Arutyunyan <arut@nginx.com> parents: 8231 diff changeset	556 "SSL_set_quic_method() failed");
253cf267f95a Moved setting QUIC methods to runtime. Roman Arutyunyan <arut@nginx.com> parents: 8231 diff changeset	557 return NGX_ERROR;
253cf267f95a Moved setting QUIC methods to runtime. Roman Arutyunyan <arut@nginx.com> parents: 8231 diff changeset	558 }
253cf267f95a Moved setting QUIC methods to runtime. Roman Arutyunyan <arut@nginx.com> parents: 8231 diff changeset	559
8304 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	560 #ifdef SSL_READ_EARLY_DATA_SUCCESS
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	561 if (SSL_CTX_get_max_early_data(qc->ssl->ctx)) {
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	562 SSL_set_quic_early_data_enabled(ssl_conn, 1);
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	563 }
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	564 #endif
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	565
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8246 diff changeset	566 len = ngx_quic_create_transport_params(NULL, NULL, &qc->tp);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8246 diff changeset	567 /* always succeeds */
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8246 diff changeset	568
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8246 diff changeset	569 p = ngx_pnalloc(c->pool, len);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8246 diff changeset	570 if (p == NULL) {
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8246 diff changeset	571 return NGX_ERROR;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8246 diff changeset	572 }
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8246 diff changeset	573
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8246 diff changeset	574 len = ngx_quic_create_transport_params(p, p + len, &qc->tp);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8246 diff changeset	575 if (len < 0) {
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8246 diff changeset	576 return NGX_ERROR;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8246 diff changeset	577 }
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8246 diff changeset	578
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8246 diff changeset	579 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	580 ngx_log_error(NGX_LOG_INFO, c->log, 0,
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	581 "SSL_set_quic_transport_params() failed");
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	582 return NGX_ERROR;
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	583 }
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	584
8263 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	585 qc->state = NGX_QUIC_ST_HANDSHAKE;
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	586
8199 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	587 n = SSL_do_handshake(ssl_conn);
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	588
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	589 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_do_handshake: %d", n);
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	590
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	591 if (n == -1) {
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	592 sslerr = SSL_get_error(ssl_conn, n);
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	593
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	594 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d",
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	595 sslerr);
8300 23a2b5e7acc8 Improved SSL_do_handshake() error handling in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8299 diff changeset	596
23a2b5e7acc8 Improved SSL_do_handshake() error handling in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8299 diff changeset	597 if (sslerr != SSL_ERROR_WANT_READ) {
23a2b5e7acc8 Improved SSL_do_handshake() error handling in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8299 diff changeset	598 ngx_ssl_error(NGX_LOG_ERR, c->log, 0, "SSL_do_handshake() failed");
23a2b5e7acc8 Improved SSL_do_handshake() error handling in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8299 diff changeset	599 return NGX_ERROR;
23a2b5e7acc8 Improved SSL_do_handshake() error handling in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8299 diff changeset	600 }
8199 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	601 }
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	602
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	603 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	604 "SSL_quic_read_level: %d, SSL_quic_write_level: %d",
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	605 (int) SSL_quic_read_level(ssl_conn),
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	606 (int) SSL_quic_write_level(ssl_conn));
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	607
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	608 return NGX_OK;
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	609 }
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	610
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	611
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	612 static void
8263 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	613 ngx_quic_input_handler(ngx_event_t *rev)
8211 6bc18966b8c1 Stream "connection" read/write methods. Vladimir Homutov <vl@nginx.com> parents: 8209 diff changeset	614 {
8271 8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 8270 diff changeset	615 ssize_t n;
8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 8270 diff changeset	616 ngx_buf_t b;
8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 8270 diff changeset	617 ngx_connection_t *c;
8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 8270 diff changeset	618 ngx_quic_connection_t *qc;
8288 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8286 diff changeset	619 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	620
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	621 b.start = buf;
8265 d45325e90221 Limit output QUIC packets with client max_packet_size. Roman Arutyunyan <arut@nginx.com> parents: 8263 diff changeset	622 b.end = buf + sizeof(buf);
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	623 b.pos = b.last = b.start;
8211 6bc18966b8c1 Stream "connection" read/write methods. Vladimir Homutov <vl@nginx.com> parents: 8209 diff changeset	624
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	625 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	626 qc = c->quic;
8211 6bc18966b8c1 Stream "connection" read/write methods. Vladimir Homutov <vl@nginx.com> parents: 8209 diff changeset	627
8263 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	628 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	629
8281 618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	630 if (qc->closing) {
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	631 ngx_quic_close_connection(c);
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	632 return;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	633 }
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	634
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	635 if (rev->timedout) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	636 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out");
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	637 ngx_quic_close_connection(c);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	638 return;
8212 e3c0b19a3a8a Implemented ngx_quic_stream_send_chain() method. Roman Arutyunyan <arut@nginx.com> parents: 8211 diff changeset	639 }
e3c0b19a3a8a Implemented ngx_quic_stream_send_chain() method. Roman Arutyunyan <arut@nginx.com> parents: 8211 diff changeset	640
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	641 if (c->close) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	642 ngx_quic_close_connection(c);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	643 return;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	644 }
8220 7ada2feeac18 Added processing of CONNECTION CLOSE frames. Vladimir Homutov <vl@nginx.com> parents: 8218 diff changeset	645
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	646 n = c->recv(c, b.start, b.end - b.start);
8215 38c0898b6df7 HTTP/3. Roman Arutyunyan <arut@nginx.com> parents: 8214 diff changeset	647
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	648 if (n == NGX_AGAIN) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	649 return;
8199 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	650 }
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	651
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	652 if (n == NGX_ERROR) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	653 c->read->eof = 1;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	654 ngx_quic_close_connection(c);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	655 return;
8199 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	656 }
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	657
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	658 b.last += n;
8199 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	659
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	660 if (ngx_quic_input(c, &b) != NGX_OK) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	661 ngx_quic_close_connection(c);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	662 return;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	663 }
8271 8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 8270 diff changeset	664
8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 8270 diff changeset	665 qc->send_timer_set = 0;
8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 8270 diff changeset	666 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	667 }
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	668
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	669
8208 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 8207 diff changeset	670 static void
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	671 ngx_quic_close_connection(ngx_connection_t *c)
8208 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 8207 diff changeset	672 {
8281 618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	673 #if (NGX_DEBUG)
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	674 ngx_uint_t ns;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	675 #endif
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	676 ngx_pool_t *pool;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	677 ngx_event_t *rev;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	678 ngx_rbtree_t *tree;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	679 ngx_rbtree_node_t *node;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	680 ngx_quic_stream_t *qs;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	681 ngx_quic_connection_t *qc;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	682
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	683 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "close quic connection");
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	684
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	685 qc = c->quic;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	686
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	687 if (qc) {
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	688 tree = &qc->streams.tree;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	689
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	690 if (tree->root != tree->sentinel) {
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	691 if (c->read->timer_set) {
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	692 ngx_del_timer(c->read);
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	693 }
8208 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 8207 diff changeset	694
8281 618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	695 #if (NGX_DEBUG)
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	696 ns = 0;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	697 #endif
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	698
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	699 for (node = ngx_rbtree_min(tree->root, tree->sentinel);
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	700 node;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	701 node = ngx_rbtree_next(tree, node))
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	702 {
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	703 qs = (ngx_quic_stream_t *) node;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	704
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	705 rev = qs->c->read;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	706 rev->ready = 1;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	707 rev->pending_eof = 1;
8208 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 8207 diff changeset	708
8281 618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	709 ngx_post_event(rev, &ngx_posted_events);
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	710
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	711 #if (NGX_DEBUG)
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	712 ns++;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	713 #endif
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	714 }
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	715
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	716 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	717 "quic connection has %ui active streams", ns);
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	718
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	719 qc->closing = 1;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	720 return;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	721 }
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	722
8309 7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	723 if (qc->push.timer_set) {
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	724 ngx_del_timer(&qc->push);
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	725 }
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	726
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	727 if (qc->retry.timer_set) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	728 ngx_del_timer(&qc->retry);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	729 }
8281 618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	730 }
8208 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 8207 diff changeset	731
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	732 if (c->ssl) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	733 (void) ngx_ssl_shutdown(c);
8208 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 8207 diff changeset	734 }
4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 8207 diff changeset	735
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	736 #if (NGX_STAT_STUB)
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	737 (void) ngx_atomic_fetch_add(ngx_stat_active, -1);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	738 #endif
8208 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 8207 diff changeset	739
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	740 c->destroyed = 1;
8208 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 8207 diff changeset	741
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	742 pool = c->pool;
8208 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 8207 diff changeset	743
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	744 ngx_close_connection(c);
8208 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 8207 diff changeset	745
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	746 ngx_destroy_pool(pool);
8208 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 8207 diff changeset	747 }
4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 8207 diff changeset	748
4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 8207 diff changeset	749
8193 4355efde26d8 Added functions to decrypt long packets. Vladimir Homutov <vl@nginx.com> parents: 8192 diff changeset	750 static ngx_int_t
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	751 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	752 {
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	753 u_char *p;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	754 ngx_int_t rc;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	755 ngx_quic_header_t pkt;
8193 4355efde26d8 Added functions to decrypt long packets. Vladimir Homutov <vl@nginx.com> parents: 8192 diff changeset	756
8304 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	757 p = b->pos;
8208 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 8207 diff changeset	758
8304 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	759 while (p < b->last) {
8263 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	760 c->log->action = "processing quic packet";
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	761
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	762 ngx_memzero(&pkt, sizeof(ngx_quic_header_t));
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	763 pkt.raw = b;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	764 pkt.data = p;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	765 pkt.len = b->last - p;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	766 pkt.log = c->log;
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	767 pkt.flags = p[0];
8193 4355efde26d8 Added functions to decrypt long packets. Vladimir Homutov <vl@nginx.com> parents: 8192 diff changeset	768
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	769 if (pkt.flags == 0) {
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	770 /* XXX: no idea WTF is this, just ignore */
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	771 ngx_log_error(NGX_LOG_ALERT, c->log, 0, "FIREFOX: ZEROES");
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	772 break;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	773 }
8206 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 8205 diff changeset	774
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	775 // TODO: check current state
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	776 if (ngx_quic_long_pkt(pkt.flags)) {
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	777
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	778 if (ngx_quic_pkt_in(pkt.flags)) {
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	779 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	780
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	781 } else if (ngx_quic_pkt_hs(pkt.flags)) {
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	782 rc = ngx_quic_handshake_input(c, &pkt);
8193 4355efde26d8 Added functions to decrypt long packets. Vladimir Homutov <vl@nginx.com> parents: 8192 diff changeset	783
8304 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	784 } else if (ngx_quic_pkt_zrtt(pkt.flags)) {
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	785 rc = ngx_quic_early_input(c, &pkt);
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	786
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	787 } else {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	788 ngx_log_error(NGX_LOG_INFO, c->log, 0,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	789 "BUG: unknown quic state");
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	790 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	791 }
8193 4355efde26d8 Added functions to decrypt long packets. Vladimir Homutov <vl@nginx.com> parents: 8192 diff changeset	792
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	793 } else {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	794 rc = ngx_quic_app_input(c, &pkt);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	795 }
8193 4355efde26d8 Added functions to decrypt long packets. Vladimir Homutov <vl@nginx.com> parents: 8192 diff changeset	796
8267 a8349cc72c64 Avoid using QUIC connection after CONNECTION_CLOSE. Roman Arutyunyan <arut@nginx.com> parents: 8266 diff changeset	797 if (rc != NGX_OK) {
a8349cc72c64 Avoid using QUIC connection after CONNECTION_CLOSE. Roman Arutyunyan <arut@nginx.com> parents: 8266 diff changeset	798 return rc;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	799 }
8206 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 8205 diff changeset	800
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	801 /* b->pos is at header end, adjust by actual packet length */
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	802 p = b->pos + pkt.len;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	803 b->pos = p; /* reset b->pos to the next packet start */
8304 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	804 }
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	805
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	806 return NGX_OK;
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	807 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	808
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	809
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	810 static ngx_int_t
8223 61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 8222 diff changeset	811 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	812 {
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	813 ngx_ssl_conn_t *ssl_conn;
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	814 ngx_quic_secrets_t *keys;
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	815 static u_char buf[NGX_QUIC_DEFAULT_MAX_PACKET_SIZE];
8223 61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 8222 diff changeset	816
8263 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	817 c->log->action = "processing initial quic packet";
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	818
8223 61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 8222 diff changeset	819 ssl_conn = c->ssl->connection;
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 8222 diff changeset	820
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: 8223 diff changeset	821 if (ngx_quic_parse_long_header(pkt) != NGX_OK) {
8223 61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 8222 diff changeset	822 return NGX_ERROR;
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 8222 diff changeset	823 }
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 8222 diff changeset	824
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: 8223 diff changeset	825 if (ngx_quic_parse_initial_header(pkt) != NGX_OK) {
8223 61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 8222 diff changeset	826 return NGX_ERROR;
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 8222 diff changeset	827 }
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 8222 diff changeset	828
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	829 keys = &c->quic->keys[ssl_encryption_initial];
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	830
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	831 pkt->secret = &keys->client;
8223 61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 8222 diff changeset	832 pkt->level = ssl_encryption_initial;
8288 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8286 diff changeset	833 pkt->plaintext = buf;
8223 61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 8222 diff changeset	834
8288 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8286 diff changeset	835 if (ngx_quic_decrypt(pkt, ssl_conn) != NGX_OK) {
8223 61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 8222 diff changeset	836 return NGX_ERROR;
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 8222 diff changeset	837 }
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 8222 diff changeset	838
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 8222 diff changeset	839 return ngx_quic_payload_handler(c, pkt);
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 8222 diff changeset	840 }
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 8222 diff changeset	841
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 8222 diff changeset	842
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 8222 diff changeset	843 static ngx_int_t
8206 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 8205 diff changeset	844 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	845 {
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	846 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	847 ngx_quic_connection_t *qc;
8288 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8286 diff changeset	848 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	849
8263 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	850 c->log->action = "processing handshake quic packet";
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	851
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	852 qc = c->quic;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	853
8193 4355efde26d8 Added functions to decrypt long packets. Vladimir Homutov <vl@nginx.com> parents: 8192 diff changeset	854 /* 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	855 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	856 return NGX_ERROR;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	857 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	858
8206 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 8205 diff changeset	859 if (pkt->dcid.len != qc->dcid.len) {
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	860 ngx_log_error(NGX_LOG_INFO, c->log, 0, "unexpected quic dcidl");
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	861 return NGX_ERROR;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	862 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	863
8206 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 8205 diff changeset	864 if (ngx_memcmp(pkt->dcid.data, qc->dcid.data, qc->dcid.len) != 0) {
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	865 ngx_log_error(NGX_LOG_INFO, c->log, 0, "unexpected quic dcid");
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	866 return NGX_ERROR;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	867 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	868
8206 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 8205 diff changeset	869 if (pkt->scid.len != qc->scid.len) {
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	870 ngx_log_error(NGX_LOG_INFO, c->log, 0, "unexpected quic scidl");
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	871 return NGX_ERROR;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	872 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	873
8206 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 8205 diff changeset	874 if (ngx_memcmp(pkt->scid.data, qc->scid.data, qc->scid.len) != 0) {
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	875 ngx_log_error(NGX_LOG_INFO, c->log, 0, "unexpected quic scid");
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	876 return NGX_ERROR;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	877 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	878
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	879 if (!ngx_quic_pkt_hs(pkt->flags)) {
8193 4355efde26d8 Added functions to decrypt long packets. Vladimir Homutov <vl@nginx.com> parents: 8192 diff changeset	880 ngx_log_error(NGX_LOG_INFO, c->log, 0,
8206 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 8205 diff changeset	881 "invalid packet type: 0x%xi", pkt->flags);
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	882 return NGX_ERROR;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	883 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	884
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: 8223 diff changeset	885 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	886 return NGX_ERROR;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	887 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	888
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	889 keys = &c->quic->keys[ssl_encryption_handshake];
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	890
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	891 pkt->secret = &keys->client;
8206 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 8205 diff changeset	892 pkt->level = ssl_encryption_handshake;
8288 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8286 diff changeset	893 pkt->plaintext = buf;
8206 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 8205 diff changeset	894
8288 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8286 diff changeset	895 if (ngx_quic_decrypt(pkt, c->ssl->connection) != NGX_OK) {
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	896 return NGX_ERROR;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	897 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	898
8206 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 8205 diff changeset	899 return ngx_quic_payload_handler(c, pkt);
8199 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	900 }
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	901
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	902
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	903 static ngx_int_t
8304 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	904 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	905 {
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	906 ngx_quic_secrets_t *keys;
8304 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	907 ngx_quic_connection_t *qc;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	908 static u_char buf[NGX_QUIC_DEFAULT_MAX_PACKET_SIZE];
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	909
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	910 c->log->action = "processing early data quic packet";
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	911
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	912 qc = c->quic;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	913
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	914 /* extract cleartext data into pkt */
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	915 if (ngx_quic_parse_long_header(pkt) != NGX_OK) {
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	916 return NGX_ERROR;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	917 }
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	918
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	919 if (pkt->dcid.len != qc->dcid.len) {
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	920 ngx_log_error(NGX_LOG_INFO, c->log, 0, "unexpected quic dcidl");
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	921 return NGX_ERROR;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	922 }
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	923
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	924 if (ngx_memcmp(pkt->dcid.data, qc->dcid.data, qc->dcid.len) != 0) {
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	925 ngx_log_error(NGX_LOG_INFO, c->log, 0, "unexpected quic dcid");
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	926 return NGX_ERROR;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	927 }
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	928
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	929 if (pkt->scid.len != qc->scid.len) {
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	930 ngx_log_error(NGX_LOG_INFO, c->log, 0, "unexpected quic scidl");
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	931 return NGX_ERROR;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	932 }
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	933
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	934 if (ngx_memcmp(pkt->scid.data, qc->scid.data, qc->scid.len) != 0) {
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	935 ngx_log_error(NGX_LOG_INFO, c->log, 0, "unexpected quic scid");
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	936 return NGX_ERROR;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	937 }
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	938
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	939 if (!ngx_quic_pkt_zrtt(pkt->flags)) {
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	940 ngx_log_error(NGX_LOG_INFO, c->log, 0,
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	941 "invalid packet type: 0x%xi", pkt->flags);
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	942 return NGX_ERROR;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	943 }
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	944
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	945 if (ngx_quic_parse_handshake_header(pkt) != NGX_OK) {
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	946 return NGX_ERROR;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	947 }
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	948
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	949 if (c->quic->state != NGX_QUIC_ST_EARLY_DATA) {
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	950 ngx_log_error(NGX_LOG_INFO, c->log, 0, "unexpected 0-RTT packet");
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	951 return NGX_OK;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	952 }
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	953
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	954 keys = &c->quic->keys[ssl_encryption_early_data];
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	955
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	956 pkt->secret = &keys->client;
8304 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	957 pkt->level = ssl_encryption_early_data;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	958 pkt->plaintext = buf;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	959
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	960 if (ngx_quic_decrypt(pkt, c->ssl->connection) != NGX_OK) {
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	961 return NGX_ERROR;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	962 }
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	963
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	964 return ngx_quic_payload_handler(c, pkt);
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	965 }
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	966
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	967
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 8303 diff changeset	968 static ngx_int_t
8206 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 8205 diff changeset	969 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	970 {
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	971 ngx_quic_secrets_t *keys;
8199 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	972 ngx_quic_connection_t *qc;
8288 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8286 diff changeset	973 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	974
8263 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	975 c->log->action = "processing application data quic packet";
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	976
8199 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	977 qc = c->quic;
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	978
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	979 keys = &c->quic->keys[ssl_encryption_application];
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	980
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	981 if (keys->client.key.len == 0) {
8223 61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 8222 diff changeset	982 ngx_log_error(NGX_LOG_INFO, c->log, 0,
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 8222 diff changeset	983 "no read keys yet, packet ignored");
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 8222 diff changeset	984 return NGX_DECLINED;
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 8222 diff changeset	985 }
8199 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	986
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: 8223 diff changeset	987 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	988 return NGX_ERROR;
6a76d9657772 QUIC handshake final bits. Sergey Kandaurov <pluknet@nginx.com> parents: 8184 diff changeset	989 }
6a76d9657772 QUIC handshake final bits. Sergey Kandaurov <pluknet@nginx.com> parents: 8184 diff changeset	990
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	991 pkt->secret = &keys->client;
8206 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 8205 diff changeset	992 pkt->level = ssl_encryption_application;
8288 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8286 diff changeset	993 pkt->plaintext = buf;
8206 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 8205 diff changeset	994
8288 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8286 diff changeset	995 if (ngx_quic_decrypt(pkt, c->ssl->connection) != NGX_OK) {
8199 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 8198 diff changeset	996 return NGX_ERROR;
8185 6a76d9657772 QUIC handshake final bits. Sergey Kandaurov <pluknet@nginx.com> parents: 8184 diff changeset	997 }
6a76d9657772 QUIC handshake final bits. Sergey Kandaurov <pluknet@nginx.com> parents: 8184 diff changeset	998
8206 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 8205 diff changeset	999 return ngx_quic_payload_handler(c, pkt);
8182 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 8180 diff changeset	1000 }
8171 4daf03d2bd0a OpenSSL compatibility. Sergey Kandaurov <pluknet@nginx.com> parents: diff changeset	1001
4daf03d2bd0a OpenSSL compatibility. Sergey Kandaurov <pluknet@nginx.com> parents: diff changeset	1002
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1003 static ngx_int_t
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1004 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	1005 {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1006 u_char end, p;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1007 ssize_t len;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1008 ngx_uint_t ack_this, do_close;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1009 ngx_quic_frame_t frame, *ack_frame;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1010 ngx_quic_connection_t *qc;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1011
8263 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	1012
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1013 qc = c->quic;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1014
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1015 p = pkt->payload.data;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1016 end = p + pkt->payload.len;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1017
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1018 ack_this = 0;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1019 do_close = 0;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1020
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1021 while (p < end) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1022
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8274 diff changeset	1023 c->log->action = "parsing frames";
19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8274 diff changeset	1024
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8239 diff changeset	1025 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	1026
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	1027 if (len == NGX_DECLINED) {
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	1028 /* TODO: handle protocol violation:
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	1029 * such frame not allowed in this packet
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	1030 */
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	1031 return NGX_ERROR;
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	1032 }
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	1033
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1034 if (len < 0) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1035 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1036 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1037
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8274 diff changeset	1038 c->log->action = "handling frames";
19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8274 diff changeset	1039
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1040 p += len;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1041
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1042 switch (frame.type) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1043
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1044 case NGX_QUIC_FT_ACK:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1045 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	1046 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1047 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1048
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1049 break;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1050
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1051 case NGX_QUIC_FT_CRYPTO:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1052
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1053 if (ngx_quic_handle_crypto_frame(c, pkt, &frame.u.crypto)
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1054 != NGX_OK)
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1055 {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1056 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1057 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1058
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1059 ack_this = 1;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1060 break;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1061
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1062 case NGX_QUIC_FT_PADDING:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1063 break;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1064
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1065 case NGX_QUIC_FT_PING:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1066 ack_this = 1;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1067 break;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1068
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1069 case NGX_QUIC_FT_NEW_CONNECTION_ID:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1070 ack_this = 1;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1071 break;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1072
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1073 case NGX_QUIC_FT_CONNECTION_CLOSE:
8258 80d7144b1c38 Closing connection on NGX_QUIC_FT_CONNECTION_CLOSE. Sergey Kandaurov <pluknet@nginx.com> parents: 8252 diff changeset	1074 case NGX_QUIC_FT_CONNECTION_CLOSE2:
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1075
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1076 do_close = 1;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1077 break;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1078
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1079 case NGX_QUIC_FT_STREAM0:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1080 case NGX_QUIC_FT_STREAM1:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1081 case NGX_QUIC_FT_STREAM2:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1082 case NGX_QUIC_FT_STREAM3:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1083 case NGX_QUIC_FT_STREAM4:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1084 case NGX_QUIC_FT_STREAM5:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1085 case NGX_QUIC_FT_STREAM6:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1086 case NGX_QUIC_FT_STREAM7:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1087
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1088 if (ngx_quic_handle_stream_frame(c, pkt, &frame.u.stream)
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1089 != NGX_OK)
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1090 {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1091 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1092 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1093
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1094 ack_this = 1;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1095 break;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1096
8237 ff540f13d95d MAX_DATA frame parser/handler. Sergey Kandaurov <pluknet@nginx.com> parents: 8236 diff changeset	1097 case NGX_QUIC_FT_MAX_DATA:
ff540f13d95d MAX_DATA frame parser/handler. Sergey Kandaurov <pluknet@nginx.com> parents: 8236 diff changeset	1098 c->quic->max_data = frame.u.max_data.max_data;
ff540f13d95d MAX_DATA frame parser/handler. Sergey Kandaurov <pluknet@nginx.com> parents: 8236 diff changeset	1099 ack_this = 1;
ff540f13d95d MAX_DATA frame parser/handler. Sergey Kandaurov <pluknet@nginx.com> parents: 8236 diff changeset	1100 break;
ff540f13d95d MAX_DATA frame parser/handler. Sergey Kandaurov <pluknet@nginx.com> parents: 8236 diff changeset	1101
8231 78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8229 diff changeset	1102 case NGX_QUIC_FT_RESET_STREAM:
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8239 diff changeset	1103 /* TODO: handle */
8231 78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8229 diff changeset	1104 break;
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8229 diff changeset	1105
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8229 diff changeset	1106 case NGX_QUIC_FT_STOP_SENDING:
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8239 diff changeset	1107 /* TODO: handle; need ack ? */
8231 78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8229 diff changeset	1108 break;
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8229 diff changeset	1109
8236 d3b26c3bea22 Added parsing of STREAMS BLOCKED frames. Vladimir Homutov <vl@nginx.com> parents: 8235 diff changeset	1110 case NGX_QUIC_FT_STREAMS_BLOCKED:
d3b26c3bea22 Added parsing of STREAMS BLOCKED frames. Vladimir Homutov <vl@nginx.com> parents: 8235 diff changeset	1111 case NGX_QUIC_FT_STREAMS_BLOCKED2:
8245 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1112
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1113 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	1114 &frame.u.streams_blocked)
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1115 != NGX_OK)
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1116 {
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1117 return NGX_ERROR;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1118 }
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1119
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1120 ack_this = 1;
8236 d3b26c3bea22 Added parsing of STREAMS BLOCKED frames. Vladimir Homutov <vl@nginx.com> parents: 8235 diff changeset	1121 break;
d3b26c3bea22 Added parsing of STREAMS BLOCKED frames. Vladimir Homutov <vl@nginx.com> parents: 8235 diff changeset	1122
8266 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1123 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	1124
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1125 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	1126 &frame.u.stream_data_blocked)
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1127 != NGX_OK)
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1128 {
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1129 return NGX_ERROR;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1130 }
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1131
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1132 ack_this = 1;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1133 break;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1134
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1135 default:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1136 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1137 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1138 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1139
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1140 if (p != end) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1141 ngx_log_error(NGX_LOG_INFO, c->log, 0,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1142 "trailing garbage in payload: %ui bytes", end - p);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1143 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1144 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1145
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1146 if (do_close) {
8267 a8349cc72c64 Avoid using QUIC connection after CONNECTION_CLOSE. Roman Arutyunyan <arut@nginx.com> parents: 8266 diff changeset	1147 return NGX_DONE;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1148 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1149
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1150 if (ack_this == 0) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1151 /* do not ack packets with ACKs and PADDING */
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1152 return NGX_OK;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1153 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1154
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8274 diff changeset	1155 c->log->action = "generating acknowledgment";
19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8274 diff changeset	1156
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1157 // packet processed, ACK it now if required
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1158 // TODO: if (ack_required) ... - currently just ack each packet
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1159
8286 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	1160 ack_frame = ngx_quic_alloc_frame(c, 0);
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1161 if (ack_frame == NULL) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1162 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1163 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1164
8307 dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	1165 ack_frame->level = (pkt->level == ssl_encryption_early_data)
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	1166 ? ssl_encryption_application
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	1167 : pkt->level;
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	1168
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1169 ack_frame->type = NGX_QUIC_FT_ACK;
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1170 ack_frame->u.ack.largest = pkt->pn;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1171 /* only ack immediate packet ]*/
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1172 ack_frame->u.ack.first_range = 0;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1173
8307 dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	1174 ngx_sprintf(ack_frame->info, "ACK for PN=%d from frame handler level=%d", pkt->pn, ack_frame->level);
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1175 ngx_quic_queue_frame(qc, ack_frame);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1176
8309 7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	1177 // TODO: call output() after processing some special frames?
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	1178 return NGX_OK;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1179 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1180
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1181
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1182 static ngx_int_t
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1183 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	1184 ngx_quic_ack_frame_t *ack)
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1185 {
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1186 ngx_uint_t found, min;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1187 ngx_queue_t *q, range;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1188 ngx_quic_frame_t *f;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1189 ngx_quic_namespace_t *ns;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1190
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1191 ns = &c->quic->ns[ngx_quic_ns(pkt->level)];
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1192
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1193 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1194 "ngx_quic_handle_ack_frame in namespace %d",
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1195 ngx_quic_ns(pkt->level));
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1196
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1197 if (ack->first_range > ack->largest) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1198 ngx_log_error(NGX_LOG_INFO, c->log, 0,
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1199 "invalid first range in ack frame");
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1200 return NGX_ERROR;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1201 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1202
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1203 min = ack->largest - ack->first_range;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1204
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1205 found = 0;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1206
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1207 ngx_queue_init(&range);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1208
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1209 q = ngx_queue_head(&ns->sent);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1210
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1211 while (q != ngx_queue_sentinel(&ns->sent)) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1212
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1213 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	1214
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1215 if (f->pnum >= min && f->pnum <= ack->largest) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1216 q = ngx_queue_next(q);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1217 ngx_queue_remove(&f->queue);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1218 ngx_quic_free_frame(c, f);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1219 found = 1;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1220
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1221 } else {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1222 q = ngx_queue_next(q);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1223 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1224 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1225
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1226 if (!found) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1227
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1228 if (ack->largest <= ns->pnum) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1229 /* duplicate ACK or ACK for non-ack-eliciting frame */
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1230 return NGX_OK;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1231 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1232
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1233 ngx_log_error(NGX_LOG_INFO, c->log, 0,
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1234 "ACK for the packet not in sent queue ");
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1235 // TODO: handle error properly: PROTOCOL VIOLATION?
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1236 return NGX_ERROR;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1237 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1238
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1239 /* 13.2.3. Receiver Tracking of ACK Frames */
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1240 if (ns->largest < ack->largest) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1241 ack->largest = ns->largest;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1242 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1243
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1244 return NGX_OK;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1245 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1246
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1247
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1248 static ngx_int_t
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1249 ngx_quic_handle_crypto_frame(ngx_connection_t c, ngx_quic_header_t pkt,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1250 ngx_quic_crypto_frame_t *f)
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1251 {
8273 cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8272 diff changeset	1252 int sslerr;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8272 diff changeset	1253 ssize_t n;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8272 diff changeset	1254 ngx_ssl_conn_t *ssl_conn;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1255
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1256 if (f->offset != 0x0) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1257 ngx_log_error(NGX_LOG_INFO, c->log, 0,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1258 "crypto frame with non-zero offset");
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1259 // TODO: add support for crypto frames spanning packets
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1260 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1261 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1262
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1263 ssl_conn = c->ssl->connection;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1264
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1265 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1266 "SSL_quic_read_level: %d, SSL_quic_write_level: %d",
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1267 (int) SSL_quic_read_level(ssl_conn),
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1268 (int) SSL_quic_write_level(ssl_conn));
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1269
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1270 if (!SSL_provide_quic_data(ssl_conn, SSL_quic_read_level(ssl_conn),
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1271 f->data, f->len))
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1272 {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1273 ngx_ssl_error(NGX_LOG_INFO, c->log, 0,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1274 "SSL_provide_quic_data() failed");
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1275 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1276 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1277
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1278 n = SSL_do_handshake(ssl_conn);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1279
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1280 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	1281
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1282 if (n == -1) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1283 sslerr = SSL_get_error(ssl_conn, n);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1284
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1285 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	1286 sslerr);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1287
8300 23a2b5e7acc8 Improved SSL_do_handshake() error handling in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8299 diff changeset	1288 if (sslerr != SSL_ERROR_WANT_READ) {
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1289 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	1290 return NGX_ERROR;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1291 }
8263 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	1292
8302 76818c9cdd6f Sending HANDSHAKE_DONE just once with BoringSSL. Sergey Kandaurov <pluknet@nginx.com> parents: 8301 diff changeset	1293 } else if (n == 1 && !SSL_in_init(ssl_conn)) {
8263 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	1294 c->quic->state = NGX_QUIC_ST_APPLICATION;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1295
8263 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	1296 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
8299 4ad7d4272cd5 Style. Sergey Kandaurov <pluknet@nginx.com> parents: 8294 diff changeset	1297 "quic ssl cipher: %s", SSL_get_cipher(ssl_conn));
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1298
8263 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	1299 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
8299 4ad7d4272cd5 Style. Sergey Kandaurov <pluknet@nginx.com> parents: 8294 diff changeset	1300 "handshake completed successfully");
8273 cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8272 diff changeset	1301
8274 ee53bfd8f9ed Added QUIC version check for sending HANDSHAKE_DONE frame. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	1302 #if (NGX_QUIC_DRAFT_VERSION >= 27)
ee53bfd8f9ed Added QUIC version check for sending HANDSHAKE_DONE frame. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	1303 {
ee53bfd8f9ed Added QUIC version check for sending HANDSHAKE_DONE frame. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	1304 ngx_quic_frame_t *frame;
ee53bfd8f9ed Added QUIC version check for sending HANDSHAKE_DONE frame. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	1305
8286 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	1306 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	1307 if (frame == NULL) {
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8272 diff changeset	1308 return NGX_ERROR;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8272 diff changeset	1309 }
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8272 diff changeset	1310
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8272 diff changeset	1311 /* 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	1312 frame->level = ssl_encryption_application;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8272 diff changeset	1313 frame->type = NGX_QUIC_FT_HANDSHAKE_DONE;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8272 diff changeset	1314 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	1315 ngx_quic_queue_frame(c->quic, frame);
8274 ee53bfd8f9ed Added QUIC version check for sending HANDSHAKE_DONE frame. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	1316 }
ee53bfd8f9ed Added QUIC version check for sending HANDSHAKE_DONE frame. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	1317 #endif
8263 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	1318 }
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	1319
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1320 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1321 "SSL_quic_read_level: %d, SSL_quic_write_level: %d",
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1322 (int) SSL_quic_read_level(ssl_conn),
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1323 (int) SSL_quic_write_level(ssl_conn));
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1324
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1325 return NGX_OK;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1326 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1327
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1328
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1329 static ngx_int_t
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1330 ngx_quic_handle_stream_frame(ngx_connection_t *c,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1331 ngx_quic_header_t pkt, ngx_quic_stream_frame_t f)
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1332 {
8282 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1333 size_t n;
8280 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	1334 ngx_buf_t *b;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	1335 ngx_event_t *rev;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	1336 ngx_quic_stream_t *sn;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	1337 ngx_quic_connection_t *qc;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1338
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1339 qc = c->quic;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1340
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1341 sn = ngx_quic_find_stream(&qc->streams.tree, f->stream_id);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1342
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1343 if (sn) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1344 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "existing stream");
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1345 b = sn->b;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1346
8266 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1347 if ((size_t) ((b->pos - b->start) + (b->end - b->last)) < f->length) {
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1348 ngx_log_error(NGX_LOG_INFO, c->log, 0, "no space in stream buffer");
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1349 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1350 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1351
8266 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1352 if ((size_t) (b->end - b->last) < f->length) {
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1353 b->last = ngx_movemem(b->start, b->pos, b->last - b->pos);
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1354 b->pos = b->start;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1355 }
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1356
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1357 b->last = ngx_cpymem(b->last, f->data, f->length);
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1358
8266 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1359 rev = sn->c->read;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1360 rev->ready = 1;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1361
8279 5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8278 diff changeset	1362 if (f->fin) {
5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8278 diff changeset	1363 rev->pending_eof = 1;
5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8278 diff changeset	1364 }
5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8278 diff changeset	1365
8266 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1366 if (rev->active) {
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1367 rev->handler(rev);
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1368 }
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1369
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1370 return NGX_OK;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1371 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1372
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1373 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "stream is new");
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1374
8282 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1375 n = (f->stream_id & NGX_QUIC_STREAM_UNIDIRECTIONAL)
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1376 ? qc->tp.initial_max_stream_data_uni
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1377 : qc->tp.initial_max_stream_data_bidi_remote;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1378
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1379 if (n < NGX_QUIC_STREAM_BUFSIZE) {
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1380 n = NGX_QUIC_STREAM_BUFSIZE;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1381 }
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1382
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1383 if (n < f->length) {
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1384 ngx_log_error(NGX_LOG_INFO, c->log, 0, "no space in stream buffer");
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1385 return NGX_ERROR;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1386 }
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1387
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1388 sn = ngx_quic_create_stream(c, f->stream_id, n);
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1389 if (sn == NULL) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1390 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1391 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1392
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1393 b = sn->b;
8282 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1394 b->last = ngx_cpymem(b->last, f->data, f->length);
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1395
8294 32db41d603cd Fixed handling QUIC stream eof. Roman Arutyunyan <arut@nginx.com> parents: 8293 diff changeset	1396 rev = sn->c->read;
32db41d603cd Fixed handling QUIC stream eof. Roman Arutyunyan <arut@nginx.com> parents: 8293 diff changeset	1397 rev->ready = 1;
32db41d603cd Fixed handling QUIC stream eof. Roman Arutyunyan <arut@nginx.com> parents: 8293 diff changeset	1398
32db41d603cd Fixed handling QUIC stream eof. Roman Arutyunyan <arut@nginx.com> parents: 8293 diff changeset	1399 if (f->fin) {
32db41d603cd Fixed handling QUIC stream eof. Roman Arutyunyan <arut@nginx.com> parents: 8293 diff changeset	1400 rev->pending_eof = 1;
32db41d603cd Fixed handling QUIC stream eof. Roman Arutyunyan <arut@nginx.com> parents: 8293 diff changeset	1401 }
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1402
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1403 qc->streams.handler(sn->c);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1404
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1405 return NGX_OK;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1406 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1407
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1408
8245 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1409 static ngx_int_t
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1410 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	1411 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	1412 {
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1413 ngx_quic_frame_t *frame;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1414
8286 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	1415 frame = ngx_quic_alloc_frame(c, 0);
8245 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1416 if (frame == NULL) {
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1417 return NGX_ERROR;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1418 }
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1419
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1420 frame->level = pkt->level;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1421 frame->type = NGX_QUIC_FT_MAX_STREAMS;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1422 frame->u.max_streams.limit = f->limit * 2;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1423 frame->u.max_streams.bidi = f->bidi;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1424
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1425 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	1426 (int) frame->u.max_streams.limit,
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1427 (int) frame->u.max_streams.bidi,
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1428 frame->level);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1429
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1430 ngx_quic_queue_frame(c->quic, frame);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1431
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1432 return NGX_OK;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1433 }
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1434
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8241 diff changeset	1435
8266 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1436 static ngx_int_t
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1437 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	1438 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	1439 {
8280 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	1440 size_t n;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	1441 ngx_buf_t *b;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	1442 ngx_quic_frame_t *frame;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	1443 ngx_quic_stream_t *sn;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	1444 ngx_quic_connection_t *qc;
8266 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1445
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1446 qc = c->quic;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1447 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	1448
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1449 if (sn == NULL) {
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1450 ngx_log_error(NGX_LOG_INFO, c->log, 0, "unknown stream id:%uL", f->id);
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1451 return NGX_ERROR;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1452 }
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1453
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1454 b = sn->b;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1455 n = (b->pos - b->start) + (b->end - b->last);
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1456
8286 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	1457 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	1458 if (frame == NULL) {
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1459 return NGX_ERROR;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1460 }
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1461
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1462 frame->level = pkt->level;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1463 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	1464 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	1465 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	1466
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1467 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	1468 (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	1469 (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	1470 frame->level);
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1471
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1472 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	1473
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1474 return NGX_OK;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1475 }
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1476
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	1477
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1478 static void
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1479 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	1480 {
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1481 ngx_quic_namespace_t *ns;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1482
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1483 ns = &qc->ns[ngx_quic_ns(frame->level)];
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1484
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1485 ngx_queue_insert_tail(&ns->frames, &frame->queue);
8309 7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	1486
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	1487 /* TODO: check PUSH flag on stream and call output */
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	1488
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	1489 if (!qc->push.timer_set && !qc->closing) {
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	1490 ngx_add_timer(&qc->push, qc->tp.max_ack_delay);
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	1491 }
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1492 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1493
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1494
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1495 static ngx_int_t
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1496 ngx_quic_output(ngx_connection_t *c)
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1497 {
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1498 ngx_uint_t i;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1499 ngx_quic_namespace_t *ns;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1500 ngx_quic_connection_t *qc;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1501
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8274 diff changeset	1502 c->log->action = "sending frames";
19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8274 diff changeset	1503
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1504 qc = c->quic;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1505
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1506 for (i = 0; i < 3; i++) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1507 ns = &qc->ns[i];
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1508 if (ngx_quic_output_ns(c, ns, i) != NGX_OK) {
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1509 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1510 }
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1511 }
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1512
8271 8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 8270 diff changeset	1513 if (!qc->send_timer_set) {
8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 8270 diff changeset	1514 qc->send_timer_set = 1;
8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 8270 diff changeset	1515 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	1516 }
8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 8270 diff changeset	1517
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1518 if (!qc->retry.timer_set && !qc->closing) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1519 ngx_add_timer(&qc->retry, qc->tp.max_ack_delay * 1000);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1520 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1521
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1522 return NGX_OK;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1523 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1524
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1525
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1526 static ngx_int_t
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1527 ngx_quic_output_ns(ngx_connection_t c, ngx_quic_namespace_t ns,
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1528 ngx_uint_t nsi)
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1529 {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1530 size_t len, hlen, n;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1531 ngx_int_t rc;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1532 ngx_queue_t *q, range;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1533 ngx_quic_frame_t *f;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1534 ngx_quic_connection_t *qc;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1535
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1536 qc = c->quic;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1537
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1538 if (ngx_queue_empty(&ns->frames)) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1539 return NGX_OK;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1540 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1541
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1542 hlen = (nsi == 2) ? NGX_QUIC_MAX_SHORT_HEADER
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1543 : NGX_QUIC_MAX_LONG_HEADER;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1544
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1545 hlen += EVP_GCM_TLS_TAG_LEN;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1546
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1547 q = ngx_queue_head(&ns->frames);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1548
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1549 do {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1550 len = 0;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1551 ngx_queue_init(&range);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1552
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1553 do {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1554 /* process group of frames that fits into packet */
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1555 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	1556
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1557 n = ngx_quic_create_frame(NULL, f);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1558
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1559 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	1560 break;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1561 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1562
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1563 q = ngx_queue_next(q);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1564
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1565 f->first = ngx_current_msec;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1566
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1567 ngx_queue_remove(&f->queue);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1568 ngx_queue_insert_tail(&range, &f->queue);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1569
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1570 len += n;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1571
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1572 } while (q != ngx_queue_sentinel(&ns->frames));
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1573
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1574 rc = ngx_quic_send_frames(c, &range);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1575
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1576 if (rc == NGX_OK) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1577 /*
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1578 * frames are moved into the sent queue
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1579 * to wait for ack/be retransmitted
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1580 */
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1581 ngx_queue_add(&ns->sent, &range);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1582
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1583 } else if (rc == NGX_DONE) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1584
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1585 /* 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	1586 ngx_quic_free_frames(c, &range);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1587
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1588 } else {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1589 return NGX_ERROR;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1590 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1591
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1592
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1593 } while (q != ngx_queue_sentinel(&ns->frames));
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1594
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1595 return NGX_OK;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1596 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1597
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1598
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1599 static void
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1600 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	1601 {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1602 ngx_queue_t *q;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1603 ngx_quic_frame_t *f;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1604
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1605 q = ngx_queue_head(frames);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1606
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1607 do {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1608 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	1609 q = ngx_queue_next(q);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1610
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1611 ngx_quic_free_frame(c, f);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1612
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1613 } while (q != ngx_queue_sentinel(frames));
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1614 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1615
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1616
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1617 /* pack a group of frames [start; end) into memory p and send as single packet */
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1618 static ngx_int_t
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1619 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	1620 {
8289 949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 8288 diff changeset	1621 ssize_t len;
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 8288 diff changeset	1622 u_char *p;
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1623 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	1624 ngx_str_t out, res;
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1625 ngx_queue_t *q;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1626 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	1627 ngx_quic_header_t pkt;
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	1628 ngx_quic_secrets_t *keys;
8307 dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	1629 ngx_quic_namespace_t *ns;
8289 949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 8288 diff changeset	1630 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	1631 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	1632 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	1633 static u_char dst[NGX_QUIC_DEFAULT_MAX_PACKET_SIZE];
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1634
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1635 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "ngx_quic_send_frames");
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1636
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1637 q = ngx_queue_head(frames);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1638 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	1639
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1640 ns = &c->quic->ns[ngx_quic_ns(start->level)];
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1641
8289 949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 8288 diff changeset	1642 ngx_memzero(&pkt, sizeof(ngx_quic_header_t));
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1643
8289 949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 8288 diff changeset	1644 p = src;
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 8288 diff changeset	1645 out.data = src;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1646
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1647 for (q = ngx_queue_head(frames);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1648 q != ngx_queue_sentinel(frames);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1649 q = ngx_queue_next(q))
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1650 {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1651 f = ngx_queue_data(q, ngx_quic_frame_t, queue);
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1652
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1653 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "frame: %s", f->info);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1654
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1655 len = ngx_quic_create_frame(p, f);
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1656 if (len == -1) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1657 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1658 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1659
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1660 p += len;
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1661 f->pnum = ns->pnum;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1662 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1663
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1664 if (start->level == ssl_encryption_initial) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1665 /* 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	1666 * discarded when handshake start.
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1667 * Thus consider initial packets as non-ack-eliciting
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1668 */
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1669 pkt.need_ack = 0;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1670 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1671
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1672 out.len = p - out.data;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1673
8301 c9fbe9508e1f QUIC packet padding to fulfil header protection sample demands. Sergey Kandaurov <pluknet@nginx.com> parents: 8300 diff changeset	1674 while (out.len < 4) {
c9fbe9508e1f QUIC packet padding to fulfil header protection sample demands. Sergey Kandaurov <pluknet@nginx.com> parents: 8300 diff changeset	1675 *p++ = NGX_QUIC_FT_PADDING;
c9fbe9508e1f QUIC packet padding to fulfil header protection sample demands. Sergey Kandaurov <pluknet@nginx.com> parents: 8300 diff changeset	1676 out.len++;
c9fbe9508e1f QUIC packet padding to fulfil header protection sample demands. Sergey Kandaurov <pluknet@nginx.com> parents: 8300 diff changeset	1677 }
c9fbe9508e1f QUIC packet padding to fulfil header protection sample demands. Sergey Kandaurov <pluknet@nginx.com> parents: 8300 diff changeset	1678
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1679 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0,
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1680 "packet ready: %ui bytes at level %d need_ack: %ui",
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1681 out.len, start->level, pkt.need_ack);
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1682
8289 949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 8288 diff changeset	1683 qc = c->quic;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1684
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	1685 keys = &c->quic->keys[start->level];
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	1686
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	1687 pkt.secret = &keys->server;
8307 dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	1688 pkt.number = ns->pnum;
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8305 diff changeset	1689
8289 949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 8288 diff changeset	1690 if (start->level == ssl_encryption_initial) {
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1691 pkt.flags = NGX_QUIC_PKT_INITIAL;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1692 pkt.token = initial_token;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1693
8289 949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 8288 diff changeset	1694 } else if (start->level == ssl_encryption_handshake) {
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1695 pkt.flags = NGX_QUIC_PKT_HANDSHAKE;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1696 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1697
8289 949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 8288 diff changeset	1698 pkt.log = c->log;
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 8288 diff changeset	1699 pkt.level = start->level;
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 8288 diff changeset	1700 pkt.dcid = qc->dcid;
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 8288 diff changeset	1701 pkt.scid = qc->scid;
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 8288 diff changeset	1702 pkt.payload = out;
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8284 diff changeset	1703
8289 949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 8288 diff changeset	1704 res.data = dst;
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8284 diff changeset	1705
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8284 diff changeset	1706 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	1707 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1708 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1709
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1710 ngx_quic_hexdump0(c->log, "packet to send", res.data, res.len);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1711
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1712 len = c->send(c, res.data, res.len);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1713 if (len == NGX_ERROR \|\| (size_t) len != res.len) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1714 return NGX_ERROR;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1715 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1716
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1717 /* len == NGX_OK \|\| NGX_AGAIN */
8307 dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 8306 diff changeset	1718 ns->pnum++;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1719
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1720 now = ngx_current_msec;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1721 start->last = now;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1722
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1723 return pkt.need_ack ? NGX_OK : NGX_DONE;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1724 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1725
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1726
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1727 static void
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1728 ngx_quic_retransmit_handler(ngx_event_t *ev)
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1729 {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1730 ngx_uint_t i;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1731 ngx_msec_t wait, nswait;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1732 ngx_connection_t *c;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1733 ngx_quic_connection_t *qc;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1734
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1735 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0,
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1736 "retransmit timer");
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1737
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1738 c = ev->data;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1739 qc = c->quic;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1740
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1741 wait = 0;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1742
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1743 for (i = 0; i < NGX_QUIC_NAMESPACE_LAST; i++) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1744 if (ngx_quic_retransmit_ns(c, &qc->ns[i], &nswait) != NGX_OK) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1745 ngx_quic_close_connection(c);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1746 return;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1747 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1748
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1749 if (i == 0) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1750 wait = nswait;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1751
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1752 } else if (nswait > 0 && nswait < wait) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1753 wait = nswait;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1754 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1755 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1756
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1757 if (wait > 0) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1758 ngx_add_timer(&qc->retry, wait);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1759 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1760 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1761
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1762
8309 7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	1763 static void
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	1764 ngx_quic_push_handler(ngx_event_t *ev)
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	1765 {
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	1766 ngx_connection_t *c;
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	1767
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	1768 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "push timer");
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	1769
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	1770 c = ev->data;
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	1771
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	1772 if (ngx_quic_output(c) != NGX_OK) {
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	1773 ngx_quic_close_connection(c);
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	1774 return;
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	1775 }
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	1776 }
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	1777
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	1778
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1779 static ngx_int_t
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1780 ngx_quic_retransmit_ns(ngx_connection_t c, ngx_quic_namespace_t ns,
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1781 ngx_msec_t *waitp)
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1782 {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1783 uint64_t pn;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1784 ngx_msec_t now, wait;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1785 ngx_queue_t *q, range;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1786 ngx_quic_frame_t f, start;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1787 ngx_quic_connection_t *qc;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1788
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1789 qc = c->quic;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1790
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1791 now = ngx_current_msec;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1792 wait = 0;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1793
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1794 if (ngx_queue_empty(&ns->sent)) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1795 *waitp = 0;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1796 return NGX_OK;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1797 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1798
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1799 q = ngx_queue_head(&ns->sent);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1800 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	1801 pn = start->pnum;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1802 f = start;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1803
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1804 do {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1805 ngx_queue_init(&range);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1806
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1807 /* send frames with same packet number to the wire */
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1808 do {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1809 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	1810
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1811 if (start->first + qc->tp.max_idle_timeout < now) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1812 ngx_log_error(NGX_LOG_ERR, c->log, 0,
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1813 "retransmission timeout");
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1814 return NGX_DECLINED;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1815 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1816
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1817 if (f->pnum != pn) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1818 break;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1819 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1820
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1821 q = ngx_queue_next(q);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1822
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1823 ngx_queue_remove(&f->queue);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1824 ngx_queue_insert_tail(&range, &f->queue);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1825
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1826 } while (q != ngx_queue_sentinel(&ns->sent));
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1827
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1828 wait = start->last + qc->tp.max_ack_delay - now;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1829
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1830 if ((ngx_msec_int_t) wait > 0) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1831 break;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1832 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1833
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1834 /* 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	1835 if (ngx_quic_send_frames(c, &range) != NGX_OK) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1836 return NGX_ERROR;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1837 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1838
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1839 /* move frames group to the end of queue */
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1840 ngx_queue_add(&ns->sent, &range);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1841
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1842 } while (q != ngx_queue_sentinel(&ns->sent));
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1843
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1844 *waitp = wait;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1845
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1846 return NGX_OK;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1847 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1848
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1849
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1850 ngx_connection_t *
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1851 ngx_quic_create_uni_stream(ngx_connection_t *c)
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1852 {
8280 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	1853 ngx_uint_t id;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	1854 ngx_quic_stream_t qs, sn;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	1855 ngx_quic_connection_t *qc;
8229 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1856
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1857 qs = c->qs;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1858 qc = qs->parent->quic;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1859
8280 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	1860 id = (qc->streams.id_counter << 2)
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	1861 \| NGX_QUIC_STREAM_SERVER_INITIATED
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	1862 \| NGX_QUIC_STREAM_UNIDIRECTIONAL;
8229 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1863
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1864 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1865 "creating server uni stream #%ui id %ui",
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1866 qc->streams.id_counter, id);
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1867
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1868 qc->streams.id_counter++;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1869
8282 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1870 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	1871 if (sn == NULL) {
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1872 return NULL;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1873 }
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1874
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1875 return sn->c;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1876 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1877
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1878
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1879 static void
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1880 ngx_quic_rbtree_insert_stream(ngx_rbtree_node_t *temp,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1881 ngx_rbtree_node_t node, ngx_rbtree_node_t sentinel)
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1882 {
8280 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	1883 ngx_rbtree_node_t **p;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	1884 ngx_quic_stream_t qn, qnt;
8225 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 for ( ;; ) {
8284 2935a11c55b6 Fixed QUIC stream insert and find. Roman Arutyunyan <arut@nginx.com> parents: 8282 diff changeset	1887 qn = (ngx_quic_stream_t *) node;
2935a11c55b6 Fixed QUIC stream insert and find. Roman Arutyunyan <arut@nginx.com> parents: 8282 diff changeset	1888 qnt = (ngx_quic_stream_t *) temp;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1889
8284 2935a11c55b6 Fixed QUIC stream insert and find. Roman Arutyunyan <arut@nginx.com> parents: 8282 diff changeset	1890 p = (qn->id < qnt->id) ? &temp->left : &temp->right;
8225 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 if (*p == sentinel) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1893 break;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1894 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1895
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1896 temp = *p;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1897 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1898
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1899 *p = node;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1900 node->parent = temp;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1901 node->left = sentinel;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1902 node->right = sentinel;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1903 ngx_rbt_red(node);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1904 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1905
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1906
8280 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	1907 static ngx_quic_stream_t *
8284 2935a11c55b6 Fixed QUIC stream insert and find. Roman Arutyunyan <arut@nginx.com> parents: 8282 diff changeset	1908 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	1909 {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1910 ngx_rbtree_node_t node, sentinel;
8284 2935a11c55b6 Fixed QUIC stream insert and find. Roman Arutyunyan <arut@nginx.com> parents: 8282 diff changeset	1911 ngx_quic_stream_t *qn;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1912
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1913 node = rbtree->root;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1914 sentinel = rbtree->sentinel;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1915
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1916 while (node != sentinel) {
8284 2935a11c55b6 Fixed QUIC stream insert and find. Roman Arutyunyan <arut@nginx.com> parents: 8282 diff changeset	1917 qn = (ngx_quic_stream_t *) node;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1918
8284 2935a11c55b6 Fixed QUIC stream insert and find. Roman Arutyunyan <arut@nginx.com> parents: 8282 diff changeset	1919 if (id == qn->id) {
2935a11c55b6 Fixed QUIC stream insert and find. Roman Arutyunyan <arut@nginx.com> parents: 8282 diff changeset	1920 return qn;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1921 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1922
8284 2935a11c55b6 Fixed QUIC stream insert and find. Roman Arutyunyan <arut@nginx.com> parents: 8282 diff changeset	1923 node = (id < qn->id) ? node->left : node->right;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1924 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1925
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1926 return NULL;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1927 }
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
8280 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	1930 static ngx_quic_stream_t *
8282 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1931 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	1932 {
8282 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1933 ngx_log_t *log;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1934 ngx_pool_t *pool;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1935 ngx_quic_stream_t *sn;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1936 ngx_pool_cleanup_t *cln;
8229 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1937
8282 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1938 pool = ngx_create_pool(NGX_DEFAULT_POOL_SIZE, c->log);
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1939 if (pool == NULL) {
8229 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1940 return NULL;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1941 }
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1942
8282 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1943 sn = ngx_pcalloc(pool, sizeof(ngx_quic_stream_t));
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1944 if (sn == NULL) {
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1945 ngx_destroy_pool(pool);
8229 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1946 return NULL;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1947 }
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1948
8282 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1949 sn->node.key = id;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1950 sn->parent = c;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1951 sn->id = id;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1952
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1953 sn->b = ngx_create_temp_buf(pool, rcvbuf_size);
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1954 if (sn->b == NULL) {
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1955 ngx_destroy_pool(pool);
8229 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1956 return NULL;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1957 }
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1958
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1959 log = ngx_palloc(pool, sizeof(ngx_log_t));
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1960 if (log == NULL) {
8282 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1961 ngx_destroy_pool(pool);
8229 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1962 return NULL;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1963 }
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1964
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1965 log = c->log;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1966 pool->log = log;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1967
8282 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1968 sn->c = ngx_get_connection(-1, log);
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1969 if (sn->c == NULL) {
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1970 ngx_destroy_pool(pool);
8229 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1971 return NULL;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1972 }
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1973
8280 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	1974 sn->c->qs = sn;
8282 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1975 sn->c->pool = pool;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1976 sn->c->ssl = c->ssl;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1977 sn->c->sockaddr = c->sockaddr;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1978 sn->c->listening = c->listening;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1979 sn->c->addr_text = c->addr_text;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1980 sn->c->local_sockaddr = c->local_sockaddr;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1981 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	1982
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1983 sn->c->recv = ngx_quic_stream_recv;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1984 sn->c->send = ngx_quic_stream_send;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	1985 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	1986
8282 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1987 sn->c->read->log = c->log;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1988 sn->c->write->log = c->log;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	1989
8239 5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	1990 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	1991 if (cln == NULL) {
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	1992 ngx_close_connection(sn->c);
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	1993 ngx_destroy_pool(pool);
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	1994 return NULL;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	1995 }
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	1996
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	1997 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	1998 cln->data = sn->c;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	1999
8282 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	2000 ngx_rbtree_insert(&c->quic->streams.tree, &sn->node);
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 8281 diff changeset	2001
8229 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	2002 return sn;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	2003 }
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	2004
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 8225 diff changeset	2005
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2006 static ssize_t
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2007 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	2008 {
8280 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	2009 ssize_t len;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	2010 ngx_buf_t *b;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	2011 ngx_event_t *rev;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	2012 ngx_quic_stream_t *qs;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2013
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2014 qs = c->qs;
8280 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	2015 b = qs->b;
8279 5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8278 diff changeset	2016 rev = c->read;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2017
8279 5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8278 diff changeset	2018 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8278 diff changeset	2019 "quic recv: eof:%d, avail:%z",
5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8278 diff changeset	2020 rev->pending_eof, b->last - b->pos);
5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8278 diff changeset	2021
8266 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	2022 if (b->pos == b->last) {
8279 5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8278 diff changeset	2023 rev->ready = 0;
5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8278 diff changeset	2024
5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8278 diff changeset	2025 if (rev->pending_eof) {
5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8278 diff changeset	2026 rev->eof = 1;
5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8278 diff changeset	2027 return 0;
5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8278 diff changeset	2028 }
5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8278 diff changeset	2029
8266 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	2030 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic recv() not ready");
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	2031 return NGX_AGAIN;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2032 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2033
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2034 len = ngx_min(b->last - b->pos, (ssize_t) size);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2035
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2036 ngx_memcpy(buf, b->pos, len);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2037
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2038 b->pos += len;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2039
8266 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	2040 if (b->pos == b->last) {
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	2041 b->pos = b->start;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	2042 b->last = b->start;
8294 32db41d603cd Fixed handling QUIC stream eof. Roman Arutyunyan <arut@nginx.com> parents: 8293 diff changeset	2043 rev->ready = rev->pending_eof;
8266 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	2044 }
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8265 diff changeset	2045
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2046 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
8279 5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8278 diff changeset	2047 "quic recv: %z of %uz", len, size);
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2048
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2049 return len;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2050 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2051
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2052
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2053 static ssize_t
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2054 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	2055 {
8280 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	2056 ngx_connection_t *pc;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	2057 ngx_quic_frame_t *frame;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	2058 ngx_quic_stream_t *qs;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	2059 ngx_quic_connection_t *qc;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2060
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2061 qs = c->qs;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2062 pc = qs->parent;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2063 qc = pc->quic;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2064
8281 618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	2065 if (qc->closing) {
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	2066 return NGX_ERROR;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	2067 }
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	2068
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	2069 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic send: %uz", size);
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	2070
8286 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2071 frame = ngx_quic_alloc_frame(pc, size);
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2072 if (frame == NULL) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2073 return 0;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2074 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2075
8286 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2076 ngx_memcpy(frame->data, buf, size);
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2077
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2078 frame->level = ssl_encryption_application;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2079 frame->type = NGX_QUIC_FT_STREAM6; /* OFF=1 LEN=1 FIN=0 */
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2080 frame->u.stream.off = 1;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2081 frame->u.stream.len = 1;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2082 frame->u.stream.fin = 0;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2083
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2084 frame->u.stream.type = frame->type;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2085 frame->u.stream.stream_id = qs->id;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2086 frame->u.stream.offset = c->sent;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2087 frame->u.stream.length = size;
8286 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2088 frame->u.stream.data = frame->data;
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2089
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2090 c->sent += size;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2091
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2092 ngx_sprintf(frame->info, "stream %xi len=%ui level=%d",
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2093 qs->id, size, frame->level);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2094
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2095 ngx_quic_queue_frame(qc, frame);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2096
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2097 return size;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2098 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2099
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2100
8239 5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2101 static void
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2102 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	2103 {
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2104 ngx_connection_t *c = data;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2105
8280 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	2106 ngx_connection_t *pc;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	2107 ngx_quic_frame_t *frame;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	2108 ngx_quic_stream_t *qs;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	2109 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	2110
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2111 qs = c->qs;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2112 pc = qs->parent;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2113 qc = pc->quic;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2114
8281 618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	2115 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic stream cleanup");
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	2116
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	2117 ngx_rbtree_delete(&qc->streams.tree, &qs->node);
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	2118
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	2119 if (qc->closing) {
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	2120 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	2121 return;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	2122 }
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 8280 diff changeset	2123
8280 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	2124 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	2125 /* 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	2126 return;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2127 }
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2128
8280 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 8279 diff changeset	2129 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic send fin");
8239 5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2130
8286 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2131 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	2132 if (frame == NULL) {
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2133 return;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2134 }
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2135
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2136 frame->level = ssl_encryption_application;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2137 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	2138 frame->u.stream.off = 1;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2139 frame->u.stream.len = 1;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2140 frame->u.stream.fin = 1;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2141
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2142 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	2143 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	2144 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	2145 frame->u.stream.length = 0;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2146 frame->u.stream.data = NULL;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2147
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2148 ngx_sprintf(frame->info, "stream %xi fin=1 level=%d", qs->id, frame->level);
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2149
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2150 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	2151
1ec905f4d851 Push QUIC stream frames in send() and cleanup handler. Roman Arutyunyan <arut@nginx.com> parents: 8290 diff changeset	2152 (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	2153 }
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2154
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 8237 diff changeset	2155
8225 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2156 static ngx_chain_t *
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2157 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	2158 off_t limit)
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2159 {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2160 size_t len;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2161 ssize_t n;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2162 ngx_buf_t *b;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2163
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2164 for ( /* void */; in; in = in->next) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2165 b = in->buf;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2166
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2167 if (!ngx_buf_in_memory(b)) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2168 continue;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2169 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2170
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2171 if (ngx_buf_size(b) == 0) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2172 continue;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2173 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2174
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2175 len = b->last - b->pos;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2176
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2177 n = ngx_quic_stream_send(c, b->pos, len);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2178
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2179 if (n == NGX_ERROR) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2180 return NGX_CHAIN_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2181 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2182
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2183 if (n == NGX_AGAIN) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2184 return in;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2185 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2186
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2187 if (n != (ssize_t) len) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2188 b->pos += n;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2189 return in;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2190 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2191 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2192
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2193 return NULL;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	2194 }
8286 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2195
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2196
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2197 static ngx_quic_frame_t *
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2198 ngx_quic_alloc_frame(ngx_connection_t *c, size_t size)
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2199 {
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2200 u_char *p;
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	2201 ngx_queue_t *q;
8286 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2202 ngx_quic_frame_t *frame;
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2203 ngx_quic_connection_t *qc;
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2204
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2205 if (size) {
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2206 p = ngx_alloc(size, c->log);
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2207 if (p == NULL) {
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2208 return NULL;
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2209 }
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2210
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2211 } else {
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2212 p = NULL;
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2213 }
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2214
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2215 qc = c->quic;
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	2216
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	2217 if (!ngx_queue_empty(&qc->free_frames)) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	2218
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	2219 q = ngx_queue_head(&qc->free_frames);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	2220 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	2221
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	2222 ngx_queue_remove(&frame->queue);
8286 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2223
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2224 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2225 "reuse quic frame n:%ui", qc->nframes);
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2226
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2227 } else {
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2228 frame = ngx_pcalloc(c->pool, sizeof(ngx_quic_frame_t));
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2229 if (frame == NULL) {
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2230 ngx_free(p);
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2231 return NULL;
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2232 }
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2233
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2234 #if (NGX_DEBUG)
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2235 ++qc->nframes;
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2236 #endif
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2237
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2238 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2239 "alloc quic frame n:%ui", qc->nframes);
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2240 }
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2241
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2242 ngx_memzero(frame, sizeof(ngx_quic_frame_t));
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2243
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2244 frame->data = p;
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2245
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2246 return frame;
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2247 }
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2248
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2249
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2250 static void
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2251 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	2252 {
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2253 ngx_quic_connection_t *qc;
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2254
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2255 qc = c->quic;
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2256
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2257 if (frame->data) {
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2258 ngx_free(frame->data);
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2259 }
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2260
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	2261 ngx_queue_insert_head(&qc->free_frames, &frame->queue);
8286 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2262
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2263 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2264 "free quic frame n:%ui", qc->nframes);
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 8285 diff changeset	2265 }

Mercurial > hg > nginx

annotate src/event/ngx_event_quic.c @ 8311:6aceb85c5bed quic