nginx-quic: src/event/ngx_event

annotate src/event/ngx_event_quic.c @ 7852:0aa6b02a1546 quic

Store clearflags in pkt->flags after decryption. It doesn't make sense to store protected flags.

author	Vladimir Homutov <vl@nginx.com>
date	Thu, 30 Apr 2020 12:22:35 +0300
parents	9d9531431c8c
children	2a94aaa70b33

rev	line source
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	2 /*
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	3 * Copyright (C) Nginx, Inc.
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	4 */
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	5
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	6
7637 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>
7674 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 7673 diff changeset	9 #include <ngx_event.h>
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	10
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	11
7773 dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 7772 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: 7772 diff changeset	13 * so we have 3 packet number spaces:
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 7772 diff changeset	14 *
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 7772 diff changeset	15 * 0 - Initial
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 7772 diff changeset	16 * 1 - Handshake
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 7772 diff changeset	17 * 2 - 0-RTT and 1-RTT
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 7772 diff changeset	18 */
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	19 #define ngx_quic_get_send_ctx(qc, level) \
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	20 ((level) == ssl_encryption_initial) ? &((qc)->send_ctx[0]) \
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	21 : (((level) == ssl_encryption_handshake) ? &((qc)->send_ctx[1]) \
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	22 : &((qc)->send_ctx[2]))
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	23
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	24 #define NGX_QUIC_SEND_CTX_LAST (NGX_QUIC_ENCRYPTION_LAST - 1)
7773 dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 7772 diff changeset	25
7780 de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	26 #define NGX_QUIC_STREAMS_INC 16
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	27 #define NGX_QUIC_STREAMS_LIMIT (1ULL < 60)
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	28
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	29 /*
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	30 * 7.4. Cryptographic Message Buffering
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	31 * Implementations MUST support buffering at least 4096 bytes of data
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	32 */
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	33 #define NGX_QUIC_MAX_BUFFERED 65535
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	34
7773 dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 7772 diff changeset	35
7729 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	36 typedef enum {
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	37 NGX_QUIC_ST_INITIAL, /* connection just created */
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	38 NGX_QUIC_ST_HANDSHAKE, /* handshake started */
7770 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	39 NGX_QUIC_ST_EARLY_DATA, /* handshake in progress */
7729 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	40 NGX_QUIC_ST_APPLICATION /* handshake complete */
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	41 } ngx_quic_state_t;
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	42
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	43
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	44 typedef struct {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	45 ngx_rbtree_t tree;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	46 ngx_rbtree_node_t sentinel;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	47 ngx_connection_handler_pt handler;
7695 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	48
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	49 ngx_uint_t id_counter;
7815 0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	50
7842 fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	51 uint64_t received;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	52 uint64_t sent;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	53 uint64_t recv_max_data;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	54 uint64_t send_max_data;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	55 } ngx_quic_streams_t;
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	56
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	57
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	58 typedef struct {
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	59 size_t in_flight;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	60 size_t window;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	61 size_t ssthresh;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	62 ngx_msec_t recovery_start;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	63 } ngx_quic_congestion_t;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	64
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	65
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	66 /*
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	67 * 12.3. Packet Numbers
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	68 *
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	69 * Conceptually, a packet number space is the context in which a packet
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	70 * can be processed and acknowledged. Initial packets can only be sent
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	71 * with Initial packet protection keys and acknowledged in packets which
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	72 * are also Initial packets.
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	73 */
7773 dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 7772 diff changeset	74 typedef struct {
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 7772 diff changeset	75 ngx_quic_secret_t client_secret;
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 7772 diff changeset	76 ngx_quic_secret_t server_secret;
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 7772 diff changeset	77
7816 aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	78 uint64_t pnum; /* packet number to send */
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	79 uint64_t largest_ack; /* number received from peer */
7816 aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	80 uint64_t largest_pn; /* number received from peer */
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	81
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	82 ngx_queue_t frames;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	83 ngx_queue_t sent;
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	84 } ngx_quic_send_ctx_t;
7773 dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 7772 diff changeset	85
dc7ac778aafe Introduced packet namespace in QUIC connection. Vladimir Homutov <vl@nginx.com> parents: 7772 diff changeset	86
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	87 struct ngx_quic_connection_s {
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	88 ngx_str_t scid;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	89 ngx_str_t dcid;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	90 ngx_str_t token;
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	91
7726 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7725 diff changeset	92 ngx_uint_t client_tp_done;
7713 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7712 diff changeset	93 ngx_quic_tp_t tp;
7731 d45325e90221 Limit output QUIC packets with client max_packet_size. Roman Arutyunyan <arut@nginx.com> parents: 7729 diff changeset	94 ngx_quic_tp_t ctp;
7713 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7712 diff changeset	95
7729 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	96 ngx_quic_state_t state;
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	97
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	98 ngx_quic_send_ctx_t send_ctx[NGX_QUIC_SEND_CTX_LAST];
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	99 ngx_quic_secrets_t keys[NGX_QUIC_ENCRYPTION_LAST];
7785 29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	100 ngx_quic_secrets_t next_key;
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	101 ngx_quic_frames_stream_t crypto[NGX_QUIC_ENCRYPTION_LAST];
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	102
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	103 ngx_ssl_t *ssl;
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	104
7775 7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	105 ngx_event_t push;
7846 bddf704d62c1 Renamed retransmit event object in preparation for retry support. Sergey Kandaurov <pluknet@nginx.com> parents: 7845 diff changeset	106 ngx_event_t retransmit;
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	107 ngx_event_t close;
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	108 ngx_queue_t free_frames;
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	109 ngx_msec_t last_cc;
7752 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	110
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	111 #if (NGX_DEBUG)
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	112 ngx_uint_t nframes;
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	113 #endif
7674 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 7673 diff changeset	114
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	115 ngx_quic_streams_t streams;
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	116 ngx_quic_congestion_t congestion;
7747 618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 7746 diff changeset	117
7780 de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	118 uint64_t cur_streams;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	119 uint64_t max_streams;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	120
7747 618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 7746 diff changeset	121 unsigned send_timer_set:1;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 7746 diff changeset	122 unsigned closing:1;
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	123 unsigned draining:1;
7785 29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	124 unsigned key_phase:1;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	125 };
7672 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 7671 diff changeset	126
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	127
7812 76839f55bc48 Sorted functions and functions declarations. Vladimir Homutov <vl@nginx.com> parents: 7811 diff changeset	128 typedef ngx_int_t (ngx_quic_frame_handler_pt)(ngx_connection_t c,
76839f55bc48 Sorted functions and functions declarations. Vladimir Homutov <vl@nginx.com> parents: 7811 diff changeset	129 ngx_quic_frame_t *frame);
76839f55bc48 Sorted functions and functions declarations. Vladimir Homutov <vl@nginx.com> parents: 7811 diff changeset	130
76839f55bc48 Sorted functions and functions declarations. Vladimir Homutov <vl@nginx.com> parents: 7811 diff changeset	131
7670 9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	132 #if BORINGSSL_API_VERSION >= 10
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	133 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: 7669 diff changeset	134 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: 7669 diff changeset	135 const uint8_t *secret, size_t secret_len);
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	136 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: 7669 diff changeset	137 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: 7669 diff changeset	138 const uint8_t *secret, size_t secret_len);
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	139 #else
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	140 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: 7646 diff changeset	141 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: 7646 diff changeset	142 const uint8_t *write_secret, size_t secret_len);
7670 9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	143 #endif
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	144
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	145 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: 7646 diff changeset	146 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: 7646 diff changeset	147 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: 7646 diff changeset	148 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: 7646 diff changeset	149 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: 7646 diff changeset	150
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	151
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	152 static ngx_int_t ngx_quic_new_connection(ngx_connection_t c, ngx_ssl_t ssl,
7770 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	153 ngx_quic_tp_t tp, ngx_quic_header_t pkt,
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	154 ngx_connection_handler_pt handler);
7845 89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	155 static ngx_int_t ngx_quic_new_cid(ngx_pool_t pool, ngx_str_t sid);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	156 static ngx_int_t ngx_quic_init_connection(ngx_connection_t *c);
7729 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	157 static void ngx_quic_input_handler(ngx_event_t *rev);
7831 d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	158
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	159 static void ngx_quic_close_connection(ngx_connection_t *c, ngx_int_t rc);
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	160 static ngx_int_t ngx_quic_close_quic(ngx_connection_t *c, ngx_int_t rc);
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	161 static void ngx_quic_close_timer_handler(ngx_event_t *ev);
7831 d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	162 static ngx_int_t ngx_quic_close_streams(ngx_connection_t *c,
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	163 ngx_quic_connection_t *qc);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	164
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	165 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: 7690 diff changeset	166 static ngx_int_t ngx_quic_initial_input(ngx_connection_t *c,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	167 ngx_quic_header_t *pkt);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	168 static ngx_int_t ngx_quic_handshake_input(ngx_connection_t *c,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	169 ngx_quic_header_t *pkt);
7770 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	170 static ngx_int_t ngx_quic_early_input(ngx_connection_t *c,
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	171 ngx_quic_header_t *pkt);
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	172 static ngx_int_t ngx_quic_check_peer(ngx_quic_connection_t *qc,
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	173 ngx_quic_header_t *pkt);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	174 static ngx_int_t ngx_quic_app_input(ngx_connection_t *c,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	175 ngx_quic_header_t *pkt);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	176 static ngx_int_t ngx_quic_payload_handler(ngx_connection_t *c,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	177 ngx_quic_header_t *pkt);
7844 c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	178 static ngx_int_t ngx_quic_send_ack(ngx_connection_t c, ngx_quic_header_t pkt);
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	179 static ngx_int_t ngx_quic_send_cc(ngx_connection_t *c,
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	180 enum ssl_encryption_level_t level, ngx_uint_t err);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	181
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	182 static ngx_int_t ngx_quic_handle_ack_frame(ngx_connection_t *c,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	183 ngx_quic_header_t pkt, ngx_quic_ack_frame_t f);
7792 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	184 static ngx_int_t ngx_quic_handle_ack_frame_range(ngx_connection_t *c,
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	185 ngx_quic_send_ctx_t *ctx, uint64_t min, uint64_t max);
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	186 static void ngx_quic_handle_stream_ack(ngx_connection_t *c,
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	187 ngx_quic_frame_t *f);
7812 76839f55bc48 Sorted functions and functions declarations. Vladimir Homutov <vl@nginx.com> parents: 7811 diff changeset	188
76839f55bc48 Sorted functions and functions declarations. Vladimir Homutov <vl@nginx.com> parents: 7811 diff changeset	189 static ngx_int_t ngx_quic_handle_ordered_frame(ngx_connection_t *c,
76839f55bc48 Sorted functions and functions declarations. Vladimir Homutov <vl@nginx.com> parents: 7811 diff changeset	190 ngx_quic_frames_stream_t fs, ngx_quic_frame_t frame,
76839f55bc48 Sorted functions and functions declarations. Vladimir Homutov <vl@nginx.com> parents: 7811 diff changeset	191 ngx_quic_frame_handler_pt handler);
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	192 static ngx_int_t ngx_quic_adjust_frame_offset(ngx_connection_t *c,
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	193 ngx_quic_frame_t *f, uint64_t offset_in);
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	194 static ngx_int_t ngx_quic_buffer_frame(ngx_connection_t *c,
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	195 ngx_quic_frames_stream_t stream, ngx_quic_frame_t f);
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	196
7812 76839f55bc48 Sorted functions and functions declarations. Vladimir Homutov <vl@nginx.com> parents: 7811 diff changeset	197 static ngx_int_t ngx_quic_handle_crypto_frame(ngx_connection_t *c,
76839f55bc48 Sorted functions and functions declarations. Vladimir Homutov <vl@nginx.com> parents: 7811 diff changeset	198 ngx_quic_header_t pkt, ngx_quic_frame_t frame);
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	199 static ngx_int_t ngx_quic_crypto_input(ngx_connection_t *c,
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	200 ngx_quic_frame_t *frame);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	201 static ngx_int_t ngx_quic_handle_stream_frame(ngx_connection_t *c,
7811 72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	202 ngx_quic_header_t pkt, ngx_quic_frame_t frame);
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	203 static ngx_int_t ngx_quic_stream_input(ngx_connection_t *c,
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	204 ngx_quic_frame_t *frame);
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	205
7780 de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	206 static ngx_int_t ngx_quic_handle_max_streams(ngx_connection_t *c);
7842 fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	207 static ngx_int_t ngx_quic_handle_max_data_frame(ngx_connection_t *c,
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	208 ngx_quic_max_data_frame_t *f);
7711 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	209 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: 7707 diff changeset	210 ngx_quic_header_t pkt, ngx_quic_streams_blocked_frame_t f);
7732 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	211 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: 7731 diff changeset	212 ngx_quic_header_t pkt, ngx_quic_stream_data_blocked_frame_t f);
7842 fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	213 static ngx_int_t ngx_quic_handle_max_stream_data_frame(ngx_connection_t *c,
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	214 ngx_quic_header_t pkt, ngx_quic_max_stream_data_frame_t f);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	215
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	216 static void ngx_quic_queue_frame(ngx_quic_connection_t *qc,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	217 ngx_quic_frame_t *frame);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	218
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	219 static ngx_int_t ngx_quic_output(ngx_connection_t *c);
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	220 static ngx_int_t ngx_quic_output_frames(ngx_connection_t *c,
7809 6ad871b63422 Cleaned up magic numbers in ngx_quic_output_frames(). Vladimir Homutov <vl@nginx.com> parents: 7808 diff changeset	221 ngx_quic_send_ctx_t *ctx);
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	222 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: 7773 diff changeset	223 static ngx_int_t ngx_quic_send_frames(ngx_connection_t c, ngx_queue_t frames);
7781 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	224
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	225 static void ngx_quic_set_packet_number(ngx_quic_header_t *pkt,
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	226 ngx_quic_send_ctx_t *ctx);
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	227 static void ngx_quic_retransmit_handler(ngx_event_t *ev);
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	228 static ngx_int_t ngx_quic_retransmit(ngx_connection_t *c,
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	229 ngx_quic_send_ctx_t ctx, ngx_msec_t waitp);
7775 7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	230 static void ngx_quic_push_handler(ngx_event_t *ev);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	231
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	232 static void ngx_quic_rbtree_insert_stream(ngx_rbtree_node_t *temp,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	233 ngx_rbtree_node_t node, ngx_rbtree_node_t sentinel);
7746 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	234 static ngx_quic_stream_t ngx_quic_find_stream(ngx_rbtree_t rbtree,
7750 2935a11c55b6 Fixed QUIC stream insert and find. Roman Arutyunyan <arut@nginx.com> parents: 7748 diff changeset	235 uint64_t id);
7746 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	236 static ngx_quic_stream_t ngx_quic_create_stream(ngx_connection_t c,
7748 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	237 uint64_t id, size_t rcvbuf_size);
7677 6bc18966b8c1 Stream "connection" read/write methods. Vladimir Homutov <vl@nginx.com> parents: 7675 diff changeset	238 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: 7675 diff changeset	239 size_t size);
6bc18966b8c1 Stream "connection" read/write methods. Vladimir Homutov <vl@nginx.com> parents: 7675 diff changeset	240 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: 7675 diff changeset	241 size_t size);
7705 5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	242 static void ngx_quic_stream_cleanup_handler(void *data);
7677 6bc18966b8c1 Stream "connection" read/write methods. Vladimir Homutov <vl@nginx.com> parents: 7675 diff changeset	243 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: 7675 diff changeset	244 ngx_chain_t *in, off_t limit);
7752 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	245 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: 7751 diff changeset	246 static void ngx_quic_free_frame(ngx_connection_t c, ngx_quic_frame_t frame);
7677 6bc18966b8c1 Stream "connection" read/write methods. Vladimir Homutov <vl@nginx.com> parents: 7675 diff changeset	247
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	248 static void ngx_quic_congestion_ack(ngx_connection_t *c,
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	249 ngx_quic_frame_t *frame);
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	250 static void ngx_quic_congestion_lost(ngx_connection_t *c, ngx_msec_t sent);
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	251
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	252
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	253 static SSL_QUIC_METHOD quic_method = {
7670 9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	254 #if BORINGSSL_API_VERSION >= 10
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	255 ngx_quic_set_read_secret,
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	256 ngx_quic_set_write_secret,
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	257 #else
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	258 ngx_quic_set_encryption_secrets,
7670 9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	259 #endif
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	260 ngx_quic_add_handshake_data,
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	261 ngx_quic_flush_flight,
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	262 ngx_quic_send_alert,
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	263 };
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	264
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	265
7670 9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	266 #if BORINGSSL_API_VERSION >= 10
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	267
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	268 static int
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	269 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: 7669 diff changeset	270 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher,
7687 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: 7686 diff changeset	271 const uint8_t *rsecret, size_t secret_len)
7670 9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	272 {
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	273 ngx_connection_t *c;
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	274 ngx_quic_secrets_t *keys;
7670 9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	275
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	276 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: 7669 diff changeset	277
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	278 #ifdef NGX_QUIC_DEBUG_CRYPTO
7837 f175006124d0 Cleaned up hexdumps in debug output. Vladimir Homutov <vl@nginx.com> parents: 7836 diff changeset	279 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
f175006124d0 Cleaned up hexdumps in debug output. Vladimir Homutov <vl@nginx.com> parents: 7836 diff changeset	280 "quic ngx_quic_set_read_secret() level:%d", level);
f175006124d0 Cleaned up hexdumps in debug output. Vladimir Homutov <vl@nginx.com> parents: 7836 diff changeset	281 ngx_quic_hexdump(c->log, "quic read secret", rsecret, secret_len);
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	282 #endif
7670 9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	283
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	284 keys = &c->quic->keys[level];
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	285
7770 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	286 if (level == ssl_encryption_early_data) {
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	287 c->quic->state = NGX_QUIC_ST_EARLY_DATA;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	288 }
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	289
7687 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: 7686 diff changeset	290 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: 7686 diff changeset	291 rsecret, secret_len,
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	292 &keys->client);
7670 9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	293 }
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	294
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	295
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	296 static int
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	297 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: 7669 diff changeset	298 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher,
7687 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: 7686 diff changeset	299 const uint8_t *wsecret, size_t secret_len)
7670 9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	300 {
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	301 ngx_connection_t *c;
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	302 ngx_quic_secrets_t *keys;
7670 9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	303
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	304 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: 7669 diff changeset	305
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	306 #ifdef NGX_QUIC_DEBUG_CRYPTO
7837 f175006124d0 Cleaned up hexdumps in debug output. Vladimir Homutov <vl@nginx.com> parents: 7836 diff changeset	307 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
f175006124d0 Cleaned up hexdumps in debug output. Vladimir Homutov <vl@nginx.com> parents: 7836 diff changeset	308 "quic ngx_quic_set_write_secret() level:%d", level);
f175006124d0 Cleaned up hexdumps in debug output. Vladimir Homutov <vl@nginx.com> parents: 7836 diff changeset	309 ngx_quic_hexdump(c->log, "quic write secret", wsecret, secret_len);
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	310 #endif
7670 9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	311
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	312 keys = &c->quic->keys[level];
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	313
7687 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: 7686 diff changeset	314 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: 7686 diff changeset	315 wsecret, secret_len,
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	316 &keys->server);
7670 9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	317 }
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	318
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	319 #else
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	320
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	321 static int
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	322 ngx_quic_set_encryption_secrets(ngx_ssl_conn_t *ssl_conn,
7687 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: 7686 diff changeset	323 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: 7686 diff changeset	324 const uint8_t *wsecret, size_t secret_len)
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	325 {
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	326 ngx_int_t rc;
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	327 ngx_connection_t *c;
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	328 ngx_quic_secrets_t *keys;
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	329
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	330 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: 7646 diff changeset	331
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	332 #ifdef NGX_QUIC_DEBUG_CRYPTO
7837 f175006124d0 Cleaned up hexdumps in debug output. Vladimir Homutov <vl@nginx.com> parents: 7836 diff changeset	333 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
f175006124d0 Cleaned up hexdumps in debug output. Vladimir Homutov <vl@nginx.com> parents: 7836 diff changeset	334 "quic ngx_quic_set_encryption_secrets() level:%d", level);
f175006124d0 Cleaned up hexdumps in debug output. Vladimir Homutov <vl@nginx.com> parents: 7836 diff changeset	335 ngx_quic_hexdump(c->log, "quic read", rsecret, secret_len);
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	336 #endif
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	337
7793 0ae50d90658a Fixed build with OpenSSL using old callbacks API. Sergey Kandaurov <pluknet@nginx.com> parents: 7792 diff changeset	338 keys = &c->quic->keys[level];
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	339
7687 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: 7686 diff changeset	340 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: 7686 diff changeset	341 rsecret, secret_len,
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	342 &keys->client);
7687 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: 7686 diff changeset	343 if (rc != 1) {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: 7686 diff changeset	344 return rc;
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	345 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	346
7769 2ac03e80d013 TLS Early Data key derivation support. Sergey Kandaurov <pluknet@nginx.com> parents: 7768 diff changeset	347 if (level == ssl_encryption_early_data) {
7770 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	348 c->quic->state = NGX_QUIC_ST_EARLY_DATA;
7769 2ac03e80d013 TLS Early Data key derivation support. Sergey Kandaurov <pluknet@nginx.com> parents: 7768 diff changeset	349 return 1;
2ac03e80d013 TLS Early Data key derivation support. Sergey Kandaurov <pluknet@nginx.com> parents: 7768 diff changeset	350 }
2ac03e80d013 TLS Early Data key derivation support. Sergey Kandaurov <pluknet@nginx.com> parents: 7768 diff changeset	351
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	352 #ifdef NGX_QUIC_DEBUG_CRYPTO
7837 f175006124d0 Cleaned up hexdumps in debug output. Vladimir Homutov <vl@nginx.com> parents: 7836 diff changeset	353 ngx_quic_hexdump(c->log, "quic write", wsecret, secret_len);
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	354 #endif
7769 2ac03e80d013 TLS Early Data key derivation support. Sergey Kandaurov <pluknet@nginx.com> parents: 7768 diff changeset	355
7687 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: 7686 diff changeset	356 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: 7686 diff changeset	357 wsecret, secret_len,
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	358 &keys->server);
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	359 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	360
7670 9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	361 #endif
9e0c30e1f7fb Compatibility with BoringSSL revised QUIC encryption secret APIs. Sergey Kandaurov <pluknet@nginx.com> parents: 7669 diff changeset	362
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	363
7650 ec1f84996990 Split frame and packet generation into separate steps. Vladimir Homutov <vl@nginx.com> parents: 7649 diff changeset	364 static int
ec1f84996990 Split frame and packet generation into separate steps. Vladimir Homutov <vl@nginx.com> parents: 7649 diff changeset	365 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: 7649 diff changeset	366 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: 7649 diff changeset	367 {
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	368 u_char p, end;
7822 6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	369 size_t client_params_len, fsize, limit;
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	370 const uint8_t *client_params;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	371 ngx_quic_frame_t *frame;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	372 ngx_connection_t *c;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	373 ngx_quic_connection_t *qc;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	374 ngx_quic_frames_stream_t *fs;
7650 ec1f84996990 Split frame and packet generation into separate steps. Vladimir Homutov <vl@nginx.com> parents: 7649 diff changeset	375
ec1f84996990 Split frame and packet generation into separate steps. Vladimir Homutov <vl@nginx.com> parents: 7649 diff changeset	376 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: 7649 diff changeset	377 qc = c->quic;
ec1f84996990 Split frame and packet generation into separate steps. Vladimir Homutov <vl@nginx.com> parents: 7649 diff changeset	378
7652 0a2683df5f11 Implemented improved version of quic_output(). Vladimir Homutov <vl@nginx.com> parents: 7651 diff changeset	379 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	380 "quic ngx_quic_add_handshake_data");
7650 ec1f84996990 Split frame and packet generation into separate steps. Vladimir Homutov <vl@nginx.com> parents: 7649 diff changeset	381
7726 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7725 diff changeset	382 if (!qc->client_tp_done) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7725 diff changeset	383
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7725 diff changeset	384 SSL_get_peer_quic_transport_params(ssl_conn, &client_params,
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7725 diff changeset	385 &client_params_len);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7725 diff changeset	386
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7725 diff changeset	387 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	388 "quic SSL_get_peer_quic_transport_params():"
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	389 " params_len %ui", client_params_len);
7726 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7725 diff changeset	390
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7725 diff changeset	391 if (client_params_len != 0) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7725 diff changeset	392 p = (u_char *) client_params;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7725 diff changeset	393 end = p + client_params_len;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7725 diff changeset	394
7731 d45325e90221 Limit output QUIC packets with client max_packet_size. Roman Arutyunyan <arut@nginx.com> parents: 7729 diff changeset	395 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: 7729 diff changeset	396 != NGX_OK)
7726 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7725 diff changeset	397 {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7725 diff changeset	398 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7725 diff changeset	399 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7725 diff changeset	400
7737 8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 7736 diff changeset	401 if (qc->ctp.max_idle_timeout > 0
8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 7736 diff changeset	402 && qc->ctp.max_idle_timeout < qc->tp.max_idle_timeout)
8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 7736 diff changeset	403 {
8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 7736 diff changeset	404 qc->tp.max_idle_timeout = qc->ctp.max_idle_timeout;
8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 7736 diff changeset	405 }
8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 7736 diff changeset	406
7822 6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	407 if (qc->ctp.max_packet_size < NGX_QUIC_MIN_INITIAL_SIZE
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	408 \|\| qc->ctp.max_packet_size > NGX_QUIC_DEFAULT_MAX_PACKET_SIZE)
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	409 {
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	410 ngx_log_error(NGX_LOG_INFO, c->log, 0,
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	411 "quic maximum packet size is invalid");
7822 6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	412 return NGX_ERROR;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	413 }
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	414
7726 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7725 diff changeset	415 qc->client_tp_done = 1;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7725 diff changeset	416 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7725 diff changeset	417 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7725 diff changeset	418
7822 6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	419 /*
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	420 * we need to fit at least 1 frame into a packet, thus account head/tail;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	421 * 17 = 1 + 8x2 is max header for CRYPTO frame, with 1 byte for frame type
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	422 */
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	423 limit = qc->ctp.max_packet_size - NGX_QUIC_MAX_LONG_HEADER - 17
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	424 - EVP_GCM_TLS_TAG_LEN;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	425
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	426 fs = &qc->crypto[level];
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	427
7822 6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	428 p = (u_char *) data;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	429 end = (u_char *) data + len;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	430
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	431 while (p < end) {
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	432
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	433 fsize = ngx_min(limit, (size_t) (end - p));
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	434
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	435 frame = ngx_quic_alloc_frame(c, fsize);
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	436 if (frame == NULL) {
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	437 return 0;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	438 }
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	439
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	440 ngx_memcpy(frame->data, p, fsize);
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	441
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	442 frame->level = level;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	443 frame->type = NGX_QUIC_FT_CRYPTO;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	444 frame->u.crypto.offset = fs->sent;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	445 frame->u.crypto.length = fsize;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	446 frame->u.crypto.data = frame->data;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	447
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	448 fs->sent += fsize;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	449 p += fsize;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	450
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	451 ngx_sprintf(frame->info, "crypto, generated by SSL len=%ui level=%d",
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	452 fsize, level);
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	453
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	454 ngx_quic_queue_frame(qc, frame);
7652 0a2683df5f11 Implemented improved version of quic_output(). Vladimir Homutov <vl@nginx.com> parents: 7651 diff changeset	455 }
7650 ec1f84996990 Split frame and packet generation into separate steps. Vladimir Homutov <vl@nginx.com> parents: 7649 diff changeset	456
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	457 return 1;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	458 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	459
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	460
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	461 static int
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	462 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: 7646 diff changeset	463 {
7837 f175006124d0 Cleaned up hexdumps in debug output. Vladimir Homutov <vl@nginx.com> parents: 7836 diff changeset	464 #if (NGX_DEBUG)
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	465 ngx_connection_t *c;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	466
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	467 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: 7646 diff changeset	468
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	469 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	470 "quic ngx_quic_flush_flight()");
7837 f175006124d0 Cleaned up hexdumps in debug output. Vladimir Homutov <vl@nginx.com> parents: 7836 diff changeset	471 #endif
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	472 return 1;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	473 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	474
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	475
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	476 static int
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	477 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: 7646 diff changeset	478 uint8_t alert)
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	479 {
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	480 ngx_connection_t *c;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	481
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	482 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: 7646 diff changeset	483
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	484 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	485 "quic ngx_quic_send_alert(), lvl=%d, alert=%d",
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	486 (int) level, (int) alert);
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	487
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	488 if (c->quic == NULL) {
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	489 return 1;
7701 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 7700 diff changeset	490 }
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 7700 diff changeset	491
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	492 if (ngx_quic_send_cc(c, level, 0x100 + alert) != NGX_OK) {
7701 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 7700 diff changeset	493 return 0;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 7700 diff changeset	494 }
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 7700 diff changeset	495
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	496 return 1;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	497 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	498
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	499
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	500 void
7713 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7712 diff changeset	501 ngx_quic_run(ngx_connection_t c, ngx_ssl_t ssl, ngx_quic_tp_t *tp,
7737 8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 7736 diff changeset	502 ngx_connection_handler_pt handler)
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	503 {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	504 ngx_buf_t *b;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	505 ngx_quic_header_t pkt;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	506
7729 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	507 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic run");
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	508
7729 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	509 c->log->action = "QUIC initialization";
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	510
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	511 ngx_memzero(&pkt, sizeof(ngx_quic_header_t));
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	512
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	513 b = c->buffer;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	514
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	515 pkt.log = c->log;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	516 pkt.raw = b;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	517 pkt.data = b->start;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	518 pkt.len = b->last - b->start;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	519
7770 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	520 if (ngx_quic_new_connection(c, ssl, tp, &pkt, handler) != NGX_OK) {
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	521 ngx_quic_close_connection(c, NGX_ERROR);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	522 return;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	523 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	524
7737 8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 7736 diff changeset	525 ngx_add_timer(c->read, c->quic->tp.max_idle_timeout);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	526
7729 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	527 c->read->handler = ngx_quic_input_handler;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	528
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	529 return;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	530 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	531
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	532
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	533 static ngx_int_t
7713 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7712 diff changeset	534 ngx_quic_new_connection(ngx_connection_t c, ngx_ssl_t ssl, ngx_quic_tp_t *tp,
7770 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	535 ngx_quic_header_t *pkt, ngx_connection_handler_pt handler)
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	536 {
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	537 ngx_uint_t i;
7731 d45325e90221 Limit output QUIC packets with client max_packet_size. Roman Arutyunyan <arut@nginx.com> parents: 7729 diff changeset	538 ngx_quic_tp_t *ctp;
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	539 ngx_quic_secrets_t *keys;
7816 aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	540 ngx_quic_send_ctx_t *ctx;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	541 ngx_quic_connection_t *qc;
7754 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 7752 diff changeset	542 static u_char buf[NGX_QUIC_DEFAULT_MAX_PACKET_SIZE];
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	543
7822 6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	544 if (ngx_buf_size(pkt->raw) < NGX_QUIC_MIN_INITIAL_SIZE) {
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	545 ngx_log_error(NGX_LOG_INFO, c->log, 0,
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	546 "quic UDP datagram is too small for initial packet");
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	547 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	548 }
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	549
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	550 if (ngx_quic_parse_long_header(pkt) != NGX_OK) {
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	551 return NGX_ERROR;
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	552 }
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	553
7717 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 7713 diff changeset	554 if (!ngx_quic_pkt_in(pkt->flags)) {
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	555 ngx_log_error(NGX_LOG_INFO, c->log, 0,
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	556 "quic invalid initial packet: 0x%xi", pkt->flags);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	557 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	558 }
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	559
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	560 if (ngx_quic_parse_initial_header(pkt) != NGX_OK) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	561 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	562 }
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	563
7741 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 7740 diff changeset	564 c->log->action = "creating new quic connection";
19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 7740 diff changeset	565
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	566 qc = ngx_pcalloc(c->pool, sizeof(ngx_quic_connection_t));
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	567 if (qc == NULL) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	568 return NGX_ERROR;
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	569 }
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	570
7729 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	571 qc->state = NGX_QUIC_ST_INITIAL;
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	572
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	573 ngx_rbtree_init(&qc->streams.tree, &qc->streams.sentinel,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	574 ngx_quic_rbtree_insert_stream);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	575
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	576 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) {
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	577 ngx_queue_init(&qc->send_ctx[i].frames);
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	578 ngx_queue_init(&qc->send_ctx[i].sent);
7816 aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	579 qc->send_ctx[i].largest_pn = (uint64_t) -1;
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	580 }
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	581
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	582 for (i = 0; i < NGX_QUIC_ENCRYPTION_LAST; i++) {
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	583 ngx_queue_init(&qc->crypto[i].frames);
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	584 }
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	585
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	586 ngx_queue_init(&qc->free_frames);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	587
7846 bddf704d62c1 Renamed retransmit event object in preparation for retry support. Sergey Kandaurov <pluknet@nginx.com> parents: 7845 diff changeset	588 qc->retransmit.log = c->log;
bddf704d62c1 Renamed retransmit event object in preparation for retry support. Sergey Kandaurov <pluknet@nginx.com> parents: 7845 diff changeset	589 qc->retransmit.data = c;
bddf704d62c1 Renamed retransmit event object in preparation for retry support. Sergey Kandaurov <pluknet@nginx.com> parents: 7845 diff changeset	590 qc->retransmit.handler = ngx_quic_retransmit_handler;
bddf704d62c1 Renamed retransmit event object in preparation for retry support. Sergey Kandaurov <pluknet@nginx.com> parents: 7845 diff changeset	591 qc->retransmit.cancelable = 1;
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	592
7775 7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	593 qc->push.log = c->log;
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	594 qc->push.data = c;
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	595 qc->push.handler = ngx_quic_push_handler;
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	596 qc->push.cancelable = 1;
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	597
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	598 c->quic = qc;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	599 qc->ssl = ssl;
7713 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7712 diff changeset	600 qc->tp = *tp;
7770 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	601 qc->streams.handler = handler;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	602
7731 d45325e90221 Limit output QUIC packets with client max_packet_size. Roman Arutyunyan <arut@nginx.com> parents: 7729 diff changeset	603 ctp = &qc->ctp;
d45325e90221 Limit output QUIC packets with client max_packet_size. Roman Arutyunyan <arut@nginx.com> parents: 7729 diff changeset	604 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: 7729 diff changeset	605 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: 7729 diff changeset	606 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: 7729 diff changeset	607
7842 fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	608 qc->streams.recv_max_data = qc->tp.initial_max_data;
7815 0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	609
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	610 qc->congestion.window = ngx_min(10 * qc->tp.max_packet_size,
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	611 ngx_max(2 * qc->tp.max_packet_size, 14720));
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	612 qc->congestion.ssthresh = NGX_MAX_SIZE_T_VALUE;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	613 qc->congestion.recovery_start = ngx_current_msec;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	614
7845 89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	615 if (ngx_quic_new_cid(c->pool, &qc->dcid) != NGX_OK) {
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	616 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	617 }
7845 89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	618
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	619 #ifdef NGX_QUIC_DEBUG_PACKETS
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	620 ngx_quic_hexdump(c->log, "quic server CID", qc->dcid.data, qc->dcid.len);
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	621 #endif
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	622
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	623 qc->scid.len = pkt->scid.len;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	624 qc->scid.data = ngx_pnalloc(c->pool, qc->scid.len);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	625 if (qc->scid.data == NULL) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	626 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	627 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	628 ngx_memcpy(qc->scid.data, pkt->scid.data, qc->scid.len);
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	629
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	630 qc->token.len = pkt->token.len;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	631 qc->token.data = ngx_pnalloc(c->pool, qc->token.len);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	632 if (qc->token.data == NULL) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	633 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	634 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	635 ngx_memcpy(qc->token.data, pkt->token.data, qc->token.len);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	636
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	637 keys = &c->quic->keys[ssl_encryption_initial];
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	638
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	639 if (ngx_quic_set_initial_secret(c->pool, &keys->client, &keys->server,
7845 89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	640 &pkt->dcid)
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	641 != NGX_OK)
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	642 {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	643 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	644 }
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	645
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	646 pkt->secret = &keys->client;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	647 pkt->level = ssl_encryption_initial;
7754 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 7752 diff changeset	648 pkt->plaintext = buf;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	649
7816 aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	650 ctx = ngx_quic_get_send_ctx(qc, pkt->level);
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	651
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	652 if (ngx_quic_decrypt(pkt, NULL, &ctx->largest_pn) != NGX_OK) {
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	653 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	654 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	655
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	656 if (ngx_quic_init_connection(c) != NGX_OK) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	657 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	658 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	659
7770 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	660 if (ngx_quic_payload_handler(c, pkt) != NGX_OK) {
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	661 return NGX_ERROR;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	662 }
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	663
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	664 /* pos is at header end, adjust by actual packet length */
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	665 pkt->raw->pos += pkt->len;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	666
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	667 return ngx_quic_input(c, pkt->raw);
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	668 }
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	669
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	670
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	671 static ngx_int_t
7845 89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	672 ngx_quic_new_cid(ngx_pool_t pool, ngx_str_t cid)
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	673 {
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	674 uint8_t len;
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	675
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	676 if (RAND_bytes(&len, sizeof(len)) != 1) {
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	677 return NGX_ERROR;
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	678 }
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	679
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	680 len = len % 10 + 10;
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	681
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	682 cid->len = len;
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	683 cid->data = ngx_pnalloc(pool, len);
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	684 if (cid->data == NULL) {
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	685 return NGX_ERROR;
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	686 }
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	687
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	688 if (RAND_bytes(cid->data, len) != 1) {
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	689 return NGX_ERROR;
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	690 }
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	691
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	692 return NGX_OK;
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	693 }
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	694
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	695
89ccb04736b9 Server CID change. Sergey Kandaurov <pluknet@nginx.com> parents: 7844 diff changeset	696 static ngx_int_t
7687 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: 7686 diff changeset	697 ngx_quic_init_connection(ngx_connection_t *c)
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	698 {
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	699 int n, sslerr;
7713 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7712 diff changeset	700 u_char *p;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7712 diff changeset	701 ssize_t len;
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	702 ngx_ssl_conn_t *ssl_conn;
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	703 ngx_quic_connection_t *qc;
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	704
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	705 qc = c->quic;
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	706
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	707 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: 7664 diff changeset	708 return NGX_ERROR;
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	709 }
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	710
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	711 ssl_conn = c->ssl->connection;
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	712
7698 253cf267f95a Moved setting QUIC methods to runtime. Roman Arutyunyan <arut@nginx.com> parents: 7697 diff changeset	713 if (SSL_set_quic_method(ssl_conn, &quic_method) == 0) {
253cf267f95a Moved setting QUIC methods to runtime. Roman Arutyunyan <arut@nginx.com> parents: 7697 diff changeset	714 ngx_log_error(NGX_LOG_INFO, c->log, 0,
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	715 "quic SSL_set_quic_method() failed");
7698 253cf267f95a Moved setting QUIC methods to runtime. Roman Arutyunyan <arut@nginx.com> parents: 7697 diff changeset	716 return NGX_ERROR;
253cf267f95a Moved setting QUIC methods to runtime. Roman Arutyunyan <arut@nginx.com> parents: 7697 diff changeset	717 }
253cf267f95a Moved setting QUIC methods to runtime. Roman Arutyunyan <arut@nginx.com> parents: 7697 diff changeset	718
7770 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	719 #ifdef SSL_READ_EARLY_DATA_SUCCESS
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	720 if (SSL_CTX_get_max_early_data(qc->ssl->ctx)) {
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	721 SSL_set_quic_early_data_enabled(ssl_conn, 1);
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	722 }
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	723 #endif
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	724
7713 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7712 diff changeset	725 len = ngx_quic_create_transport_params(NULL, NULL, &qc->tp);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7712 diff changeset	726 /* always succeeds */
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7712 diff changeset	727
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7712 diff changeset	728 p = ngx_pnalloc(c->pool, len);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7712 diff changeset	729 if (p == NULL) {
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7712 diff changeset	730 return NGX_ERROR;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7712 diff changeset	731 }
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7712 diff changeset	732
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7712 diff changeset	733 len = ngx_quic_create_transport_params(p, p + len, &qc->tp);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7712 diff changeset	734 if (len < 0) {
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7712 diff changeset	735 return NGX_ERROR;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7712 diff changeset	736 }
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7712 diff changeset	737
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	738 #ifdef NGX_QUIC_DEBUG_PACKETS
7837 f175006124d0 Cleaned up hexdumps in debug output. Vladimir Homutov <vl@nginx.com> parents: 7836 diff changeset	739 ngx_quic_hexdump(c->log, "quic transport parameters", p, len);
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	740 #endif
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	741
7713 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 7712 diff changeset	742 if (SSL_set_quic_transport_params(ssl_conn, p, len) == 0) {
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	743 ngx_log_error(NGX_LOG_INFO, c->log, 0,
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	744 "quic SSL_set_quic_transport_params() failed");
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	745 return NGX_ERROR;
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	746 }
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	747
7780 de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	748 qc->max_streams = qc->tp.initial_max_streams_bidi;
7729 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	749 qc->state = NGX_QUIC_ST_HANDSHAKE;
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	750
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	751 n = SSL_do_handshake(ssl_conn);
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	752
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	753 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	754 "quic SSL_do_handshake: %d", n);
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	755
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	756 if (n == -1) {
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	757 sslerr = SSL_get_error(ssl_conn, n);
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	758
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	759 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	760 "quic SSL_get_error: %d", sslerr);
7766 23a2b5e7acc8 Improved SSL_do_handshake() error handling in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7765 diff changeset	761
23a2b5e7acc8 Improved SSL_do_handshake() error handling in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7765 diff changeset	762 if (sslerr != SSL_ERROR_WANT_READ) {
23a2b5e7acc8 Improved SSL_do_handshake() error handling in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7765 diff changeset	763 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: 7765 diff changeset	764 return NGX_ERROR;
23a2b5e7acc8 Improved SSL_do_handshake() error handling in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7765 diff changeset	765 }
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	766 }
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	767
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	768 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	769 "quic SSL_quic_read_level: %d, SSL_quic_write_level: %d",
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	770 (int) SSL_quic_read_level(ssl_conn),
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	771 (int) SSL_quic_write_level(ssl_conn));
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	772
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	773 return NGX_OK;
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	774 }
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	775
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	776
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	777 static void
7729 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	778 ngx_quic_input_handler(ngx_event_t *rev)
7677 6bc18966b8c1 Stream "connection" read/write methods. Vladimir Homutov <vl@nginx.com> parents: 7675 diff changeset	779 {
7737 8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 7736 diff changeset	780 ssize_t n;
8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 7736 diff changeset	781 ngx_buf_t b;
8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 7736 diff changeset	782 ngx_connection_t *c;
8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 7736 diff changeset	783 ngx_quic_connection_t *qc;
7754 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 7752 diff changeset	784 static u_char buf[NGX_QUIC_DEFAULT_MAX_PACKET_SIZE];
7677 6bc18966b8c1 Stream "connection" read/write methods. Vladimir Homutov <vl@nginx.com> parents: 7675 diff changeset	785
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	786 b.start = buf;
7731 d45325e90221 Limit output QUIC packets with client max_packet_size. Roman Arutyunyan <arut@nginx.com> parents: 7729 diff changeset	787 b.end = buf + sizeof(buf);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	788 b.pos = b.last = b.start;
7677 6bc18966b8c1 Stream "connection" read/write methods. Vladimir Homutov <vl@nginx.com> parents: 7675 diff changeset	789
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	790 c = rev->data;
7747 618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 7746 diff changeset	791 qc = c->quic;
7677 6bc18966b8c1 Stream "connection" read/write methods. Vladimir Homutov <vl@nginx.com> parents: 7675 diff changeset	792
7729 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	793 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, rev->log, 0, "quic input handler");
7678 e3c0b19a3a8a Implemented ngx_quic_stream_send_chain() method. Roman Arutyunyan <arut@nginx.com> parents: 7677 diff changeset	794
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	795 if (rev->timedout) {
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	796 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT,
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	797 "quic client timed out");
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	798 ngx_quic_close_connection(c, NGX_DONE);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	799 return;
7678 e3c0b19a3a8a Implemented ngx_quic_stream_send_chain() method. Roman Arutyunyan <arut@nginx.com> parents: 7677 diff changeset	800 }
e3c0b19a3a8a Implemented ngx_quic_stream_send_chain() method. Roman Arutyunyan <arut@nginx.com> parents: 7677 diff changeset	801
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	802 if (c->close) {
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	803 ngx_quic_close_connection(c, NGX_ERROR);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	804 return;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	805 }
7686 7ada2feeac18 Added processing of CONNECTION CLOSE frames. Vladimir Homutov <vl@nginx.com> parents: 7684 diff changeset	806
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	807 n = c->recv(c, b.start, b.end - b.start);
7681 38c0898b6df7 HTTP/3. Roman Arutyunyan <arut@nginx.com> parents: 7680 diff changeset	808
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	809 if (n == NGX_AGAIN) {
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	810 if (qc->closing) {
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	811 ngx_quic_close_connection(c, NGX_OK);
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	812 }
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	813 return;
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	814 }
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	815
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	816 if (n == NGX_ERROR) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	817 c->read->eof = 1;
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	818 ngx_quic_close_connection(c, NGX_ERROR);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	819 return;
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	820 }
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	821
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	822 b.last += n;
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	823
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	824 if (ngx_quic_input(c, &b) != NGX_OK) {
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	825 ngx_quic_close_connection(c, NGX_ERROR);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	826 return;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	827 }
7737 8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 7736 diff changeset	828
8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 7736 diff changeset	829 qc->send_timer_set = 0;
8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 7736 diff changeset	830 ngx_add_timer(rev, qc->tp.max_idle_timeout);
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	831 }
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	832
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	833
7674 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 7673 diff changeset	834 static void
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	835 ngx_quic_close_connection(ngx_connection_t *c, ngx_int_t rc)
7674 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 7673 diff changeset	836 {
7831 d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	837 ngx_pool_t *pool;
7747 618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 7746 diff changeset	838
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	839 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	840 "quic ngx_quic_close_connection, rc: %i", rc);
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	841
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	842 if (!c->quic) {
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	843 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	844 "quic close connection early error");
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	845
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	846 } else if (ngx_quic_close_quic(c, rc) == NGX_AGAIN) {
7831 d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	847 return;
7747 618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 7746 diff changeset	848 }
7674 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 7673 diff changeset	849
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	850 if (c->ssl) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	851 (void) ngx_ssl_shutdown(c);
7674 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 7673 diff changeset	852 }
4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 7673 diff changeset	853
7831 d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	854 if (c->read->timer_set) {
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	855 ngx_del_timer(c->read);
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	856 }
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	857
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	858 #if (NGX_STAT_STUB)
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	859 (void) ngx_atomic_fetch_add(ngx_stat_active, -1);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	860 #endif
7674 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 7673 diff changeset	861
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	862 c->destroyed = 1;
7674 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 7673 diff changeset	863
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	864 pool = c->pool;
7674 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 7673 diff changeset	865
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	866 ngx_close_connection(c);
7674 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 7673 diff changeset	867
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	868 ngx_destroy_pool(pool);
7674 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 7673 diff changeset	869 }
4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 7673 diff changeset	870
4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 7673 diff changeset	871
7659 4355efde26d8 Added functions to decrypt long packets. Vladimir Homutov <vl@nginx.com> parents: 7658 diff changeset	872 static ngx_int_t
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	873 ngx_quic_close_quic(ngx_connection_t *c, ngx_int_t rc)
7831 d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	874 {
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	875 ngx_uint_t i;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	876 ngx_quic_connection_t *qc;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	877 enum ssl_encryption_level_t level;
7831 d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	878
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	879 qc = c->quic;
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	880
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	881 if (!qc->closing) {
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	882
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	883 if (rc == NGX_OK) {
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	884
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	885 /*
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	886 * 10.3. Immediate Close
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	887 *
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	888 * An endpoint sends a CONNECTION_CLOSE frame (Section 19.19) to
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	889 * terminate the connection immediately.
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	890 */
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	891 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	892 "quic immediate close, drain = %d", qc->draining);
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	893
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	894 switch (qc->state) {
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	895 case NGX_QUIC_ST_INITIAL:
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	896 level = ssl_encryption_initial;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	897 break;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	898
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	899 case NGX_QUIC_ST_HANDSHAKE:
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	900 level = ssl_encryption_handshake;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	901 break;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	902
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	903 default: /* NGX_QUIC_ST_APPLICATION/EARLY_DATA */
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	904 level = ssl_encryption_application;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	905 break;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	906 }
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	907
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	908 if (ngx_quic_send_cc(c, level, NGX_QUIC_ERR_NO_ERROR) == NGX_OK) {
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	909
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	910 qc->close.log = c->log;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	911 qc->close.data = c;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	912 qc->close.handler = ngx_quic_close_timer_handler;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	913 qc->close.cancelable = 1;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	914
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	915 ngx_add_timer(&qc->close, 3 * NGX_QUIC_HARDCODED_PTO);
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	916 }
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	917
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	918 } else if (rc == NGX_DONE) {
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	919
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	920 /*
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	921 * 10.2. Idle Timeout
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	922 *
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	923 * If the idle timeout is enabled by either peer, a connection is
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	924 * silently closed and its state is discarded when it remains idle
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	925 */
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	926
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	927 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	928 "quic closing %s connection",
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	929 qc->draining ? "drained" : "idle");
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	930
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	931 } else {
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	932 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	933 "quic immediate close due to fatal error");
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	934 }
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	935
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	936 qc->closing = 1;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	937 }
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	938
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	939 if (rc == NGX_ERROR && qc->close.timer_set) {
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	940 /* do not wait for timer in case of fatal error */
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	941 ngx_del_timer(&qc->close);
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	942 }
7831 d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	943
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	944 if (ngx_quic_close_streams(c, qc) == NGX_AGAIN) {
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	945 return NGX_AGAIN;
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	946 }
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	947
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	948 if (qc->close.timer_set) {
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	949 return NGX_AGAIN;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	950 }
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	951
7831 d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	952 for (i = 0; i < NGX_QUIC_ENCRYPTION_LAST; i++) {
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	953 ngx_quic_free_frames(c, &qc->crypto[i].frames);
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	954 }
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	955
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	956 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) {
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	957 ngx_quic_free_frames(c, &qc->send_ctx[i].frames);
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	958 ngx_quic_free_frames(c, &qc->send_ctx[i].sent);
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	959 }
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	960
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	961 if (qc->push.timer_set) {
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	962 ngx_del_timer(&qc->push);
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	963 }
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	964
7846 bddf704d62c1 Renamed retransmit event object in preparation for retry support. Sergey Kandaurov <pluknet@nginx.com> parents: 7845 diff changeset	965 if (qc->retransmit.timer_set) {
bddf704d62c1 Renamed retransmit event object in preparation for retry support. Sergey Kandaurov <pluknet@nginx.com> parents: 7845 diff changeset	966 ngx_del_timer(&qc->retransmit);
7831 d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	967 }
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	968
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	969 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	970 "quic part of connection is terminated");
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	971
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	972 /* may be tested from SSL callback during SSL shutdown */
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	973 c->quic = NULL;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	974
7831 d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	975 return NGX_OK;
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	976 }
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	977
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	978
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	979 static void
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	980 ngx_quic_close_timer_handler(ngx_event_t *ev)
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	981 {
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	982 ngx_connection_t *c;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	983
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	984 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "quic close timer");
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	985
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	986 c = ev->data;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	987 ngx_quic_close_connection(c, NGX_DONE);
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	988 }
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	989
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	990
7831 d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	991 static ngx_int_t
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	992 ngx_quic_close_streams(ngx_connection_t c, ngx_quic_connection_t qc)
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	993 {
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	994 ngx_event_t *rev;
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	995 ngx_rbtree_t *tree;
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	996 ngx_rbtree_node_t *node;
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	997 ngx_quic_stream_t *qs;
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	998
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	999 #if (NGX_DEBUG)
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1000 ngx_uint_t ns;
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1001 #endif
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1002
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1003 tree = &qc->streams.tree;
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1004
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1005 if (tree->root == tree->sentinel) {
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1006 return NGX_OK;
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1007 }
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1008
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1009 #if (NGX_DEBUG)
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1010 ns = 0;
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1011 #endif
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1012
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1013 for (node = ngx_rbtree_min(tree->root, tree->sentinel);
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1014 node;
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1015 node = ngx_rbtree_next(tree, node))
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1016 {
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1017 qs = (ngx_quic_stream_t *) node;
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1018
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1019 rev = qs->c->read;
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1020 rev->ready = 1;
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1021 rev->pending_eof = 1;
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1022
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1023 ngx_post_event(rev, &ngx_posted_events);
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1024
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1025 if (rev->timer_set) {
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1026 ngx_del_timer(rev);
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1027 }
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1028
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1029 #if (NGX_DEBUG)
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1030 ns++;
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1031 #endif
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1032 }
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1033
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1034 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1035 "quic connection has %ui active streams", ns);
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1036
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1037 return NGX_AGAIN;
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1038 }
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1039
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1040
d11bc25fc4c3 Refactored ngx_quic_close_connection(). Vladimir Homutov <vl@nginx.com> parents: 7827 diff changeset	1041 static ngx_int_t
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1042 ngx_quic_input(ngx_connection_t c, ngx_buf_t b)
7659 4355efde26d8 Added functions to decrypt long packets. Vladimir Homutov <vl@nginx.com> parents: 7658 diff changeset	1043 {
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1044 u_char *p;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1045 ngx_int_t rc;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1046 ngx_quic_header_t pkt;
7659 4355efde26d8 Added functions to decrypt long packets. Vladimir Homutov <vl@nginx.com> parents: 7658 diff changeset	1047
7770 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1048 p = b->pos;
7674 4ae9ac69ab93 HTTP/QUIC interface reworked. Vladimir Homutov <vl@nginx.com> parents: 7673 diff changeset	1049
7770 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1050 while (p < b->last) {
7729 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	1051 c->log->action = "processing quic packet";
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	1052
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1053 ngx_memzero(&pkt, sizeof(ngx_quic_header_t));
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1054 pkt.raw = b;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1055 pkt.data = p;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1056 pkt.len = b->last - p;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1057 pkt.log = c->log;
7717 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 7713 diff changeset	1058 pkt.flags = p[0];
7659 4355efde26d8 Added functions to decrypt long packets. Vladimir Homutov <vl@nginx.com> parents: 7658 diff changeset	1059
7717 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 7713 diff changeset	1060 if (pkt.flags == 0) {
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1061 /* XXX: no idea WTF is this, just ignore */
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1062 ngx_log_error(NGX_LOG_ALERT, c->log, 0,
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1063 "quic packet with zero flags, presumably"
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1064 " firefox padding, ignored");
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1065 break;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1066 }
7672 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 7671 diff changeset	1067
7848 9d9531431c8c Removed outdated/incorrect comments and fixed style. Vladimir Homutov <vl@nginx.com> parents: 7847 diff changeset	1068 /* TODO: check current state */
7717 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 7713 diff changeset	1069 if (ngx_quic_long_pkt(pkt.flags)) {
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1070
7717 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 7713 diff changeset	1071 if (ngx_quic_pkt_in(pkt.flags)) {
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1072 rc = ngx_quic_initial_input(c, &pkt);
7672 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 7671 diff changeset	1073
7717 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 7713 diff changeset	1074 } else if (ngx_quic_pkt_hs(pkt.flags)) {
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1075 rc = ngx_quic_handshake_input(c, &pkt);
7659 4355efde26d8 Added functions to decrypt long packets. Vladimir Homutov <vl@nginx.com> parents: 7658 diff changeset	1076
7770 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1077 } else if (ngx_quic_pkt_zrtt(pkt.flags)) {
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1078 rc = ngx_quic_early_input(c, &pkt);
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1079
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1080 } else {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1081 ngx_log_error(NGX_LOG_INFO, c->log, 0,
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1082 "quic unknown long packet type");
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1083 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1084 }
7659 4355efde26d8 Added functions to decrypt long packets. Vladimir Homutov <vl@nginx.com> parents: 7658 diff changeset	1085
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1086 } else {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1087 rc = ngx_quic_app_input(c, &pkt);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1088 }
7659 4355efde26d8 Added functions to decrypt long packets. Vladimir Homutov <vl@nginx.com> parents: 7658 diff changeset	1089
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1090 if (rc == NGX_ERROR) {
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1091 return NGX_ERROR;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1092 }
7672 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 7671 diff changeset	1093
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1094 /* NGX_OK \|\| NGX_DECLINED */
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1095
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1096 /*
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1097 * we get NGX_DECLINED when there are no keys [yet] available
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1098 * to decrypt packet.
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1099 * Instead of queueing it, we ignore it and rely on the sender's
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1100 * retransmission:
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1101 *
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1102 * 12.2. Coalescing Packets:
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1103 *
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1104 * For example, if decryption fails (because the keys are
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1105 * not available or any other reason), the receiver MAY either
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1106 * discard or buffer the packet for later processing and MUST
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1107 * attempt to process the remaining packets.
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1108 */
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1109
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1110 /* b->pos is at header end, adjust by actual packet length */
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1111 p = b->pos + pkt.len;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1112 b->pos = p; /* reset b->pos to the next packet start */
7770 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1113 }
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1114
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1115 return NGX_OK;
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1116 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1117
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1118
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1119 static ngx_int_t
7689 61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 7688 diff changeset	1120 ngx_quic_initial_input(ngx_connection_t c, ngx_quic_header_t pkt)
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 7688 diff changeset	1121 {
7816 aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	1122 ngx_ssl_conn_t *ssl_conn;
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	1123 ngx_quic_secrets_t *keys;
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	1124 ngx_quic_send_ctx_t *ctx;
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	1125 static u_char buf[NGX_QUIC_DEFAULT_MAX_PACKET_SIZE];
7689 61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 7688 diff changeset	1126
7729 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	1127 c->log->action = "processing initial quic packet";
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	1128
7689 61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 7688 diff changeset	1129 ssl_conn = c->ssl->connection;
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 7688 diff changeset	1130
7690 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: 7689 diff changeset	1131 if (ngx_quic_parse_long_header(pkt) != NGX_OK) {
7689 61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 7688 diff changeset	1132 return NGX_ERROR;
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 7688 diff changeset	1133 }
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 7688 diff changeset	1134
7690 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: 7689 diff changeset	1135 if (ngx_quic_parse_initial_header(pkt) != NGX_OK) {
7689 61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 7688 diff changeset	1136 return NGX_ERROR;
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 7688 diff changeset	1137 }
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 7688 diff changeset	1138
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	1139 keys = &c->quic->keys[ssl_encryption_initial];
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	1140
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	1141 pkt->secret = &keys->client;
7689 61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 7688 diff changeset	1142 pkt->level = ssl_encryption_initial;
7754 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 7752 diff changeset	1143 pkt->plaintext = buf;
7689 61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 7688 diff changeset	1144
7816 aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	1145 ctx = ngx_quic_get_send_ctx(c->quic, pkt->level);
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	1146
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	1147 if (ngx_quic_decrypt(pkt, ssl_conn, &ctx->largest_pn) != NGX_OK) {
7689 61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 7688 diff changeset	1148 return NGX_ERROR;
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 7688 diff changeset	1149 }
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 7688 diff changeset	1150
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 7688 diff changeset	1151 return ngx_quic_payload_handler(c, pkt);
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 7688 diff changeset	1152 }
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 7688 diff changeset	1153
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 7688 diff changeset	1154
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 7688 diff changeset	1155 static ngx_int_t
7672 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 7671 diff changeset	1156 ngx_quic_handshake_input(ngx_connection_t c, ngx_quic_header_t pkt)
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1157 {
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	1158 ngx_quic_secrets_t *keys;
7816 aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	1159 ngx_quic_send_ctx_t *ctx;
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1160 ngx_quic_connection_t *qc;
7754 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 7752 diff changeset	1161 static u_char buf[NGX_QUIC_DEFAULT_MAX_PACKET_SIZE];
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1162
7729 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	1163 c->log->action = "processing handshake quic packet";
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	1164
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1165 qc = c->quic;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1166
7787 e45719a9b148 Discarding Handshake packets if no Handshake keys yet. Sergey Kandaurov <pluknet@nginx.com> parents: 7786 diff changeset	1167 keys = &c->quic->keys[ssl_encryption_handshake];
e45719a9b148 Discarding Handshake packets if no Handshake keys yet. Sergey Kandaurov <pluknet@nginx.com> parents: 7786 diff changeset	1168
e45719a9b148 Discarding Handshake packets if no Handshake keys yet. Sergey Kandaurov <pluknet@nginx.com> parents: 7786 diff changeset	1169 if (keys->client.key.len == 0) {
e45719a9b148 Discarding Handshake packets if no Handshake keys yet. Sergey Kandaurov <pluknet@nginx.com> parents: 7786 diff changeset	1170 ngx_log_error(NGX_LOG_INFO, c->log, 0,
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1171 "quic no read keys yet, packet ignored");
7787 e45719a9b148 Discarding Handshake packets if no Handshake keys yet. Sergey Kandaurov <pluknet@nginx.com> parents: 7786 diff changeset	1172 return NGX_DECLINED;
e45719a9b148 Discarding Handshake packets if no Handshake keys yet. Sergey Kandaurov <pluknet@nginx.com> parents: 7786 diff changeset	1173 }
e45719a9b148 Discarding Handshake packets if no Handshake keys yet. Sergey Kandaurov <pluknet@nginx.com> parents: 7786 diff changeset	1174
7659 4355efde26d8 Added functions to decrypt long packets. Vladimir Homutov <vl@nginx.com> parents: 7658 diff changeset	1175 /* extract cleartext data into pkt */
7690 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: 7689 diff changeset	1176 if (ngx_quic_parse_long_header(pkt) != NGX_OK) {
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1177 return NGX_ERROR;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1178 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1179
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1180 if (ngx_quic_check_peer(qc, pkt) != NGX_OK) {
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1181 return NGX_ERROR;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1182 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1183
7717 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 7713 diff changeset	1184 if (!ngx_quic_pkt_hs(pkt->flags)) {
7659 4355efde26d8 Added functions to decrypt long packets. Vladimir Homutov <vl@nginx.com> parents: 7658 diff changeset	1185 ngx_log_error(NGX_LOG_INFO, c->log, 0,
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1186 "quic invalid packet type: 0x%xi", pkt->flags);
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1187 return NGX_ERROR;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1188 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1189
7690 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: 7689 diff changeset	1190 if (ngx_quic_parse_handshake_header(pkt) != NGX_OK) {
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1191 return NGX_ERROR;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1192 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1193
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	1194 pkt->secret = &keys->client;
7672 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 7671 diff changeset	1195 pkt->level = ssl_encryption_handshake;
7754 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 7752 diff changeset	1196 pkt->plaintext = buf;
7672 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 7671 diff changeset	1197
7816 aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	1198 ctx = ngx_quic_get_send_ctx(qc, pkt->level);
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	1199
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	1200 if (ngx_quic_decrypt(pkt, c->ssl->connection, &ctx->largest_pn) != NGX_OK) {
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1201 return NGX_ERROR;
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1202 }
b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1203
7672 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 7671 diff changeset	1204 return ngx_quic_payload_handler(c, pkt);
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	1205 }
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	1206
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	1207
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	1208 static ngx_int_t
7770 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1209 ngx_quic_early_input(ngx_connection_t c, ngx_quic_header_t pkt)
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1210 {
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	1211 ngx_quic_secrets_t *keys;
7816 aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	1212 ngx_quic_send_ctx_t *ctx;
7770 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1213 ngx_quic_connection_t *qc;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1214 static u_char buf[NGX_QUIC_DEFAULT_MAX_PACKET_SIZE];
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1215
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1216 c->log->action = "processing early data quic packet";
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1217
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1218 qc = c->quic;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1219
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1220 /* extract cleartext data into pkt */
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1221 if (ngx_quic_parse_long_header(pkt) != NGX_OK) {
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1222 return NGX_ERROR;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1223 }
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1224
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1225 if (ngx_quic_check_peer(qc, pkt) != NGX_OK) {
7770 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1226 return NGX_ERROR;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1227 }
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1228
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1229 if (!ngx_quic_pkt_zrtt(pkt->flags)) {
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1230 ngx_log_error(NGX_LOG_INFO, c->log, 0,
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1231 "quic invalid packet type: 0x%xi", pkt->flags);
7770 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1232 return NGX_ERROR;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1233 }
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1234
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1235 if (ngx_quic_parse_handshake_header(pkt) != NGX_OK) {
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1236 return NGX_ERROR;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1237 }
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1238
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1239 if (c->quic->state != NGX_QUIC_ST_EARLY_DATA) {
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1240 ngx_log_error(NGX_LOG_INFO, c->log, 0, "quic unexpected 0-RTT packet");
7770 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1241 return NGX_OK;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1242 }
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1243
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	1244 keys = &c->quic->keys[ssl_encryption_early_data];
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	1245
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	1246 pkt->secret = &keys->client;
7770 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1247 pkt->level = ssl_encryption_early_data;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1248 pkt->plaintext = buf;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1249
7816 aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	1250 ctx = ngx_quic_get_send_ctx(qc, pkt->level);
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	1251
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	1252 if (ngx_quic_decrypt(pkt, c->ssl->connection, &ctx->largest_pn) != NGX_OK) {
7770 90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1253 return NGX_ERROR;
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1254 }
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1255
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1256 return ngx_quic_payload_handler(c, pkt);
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1257 }
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1258
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1259
90f94413177e TLS Early Data support. Sergey Kandaurov <pluknet@nginx.com> parents: 7769 diff changeset	1260 static ngx_int_t
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1261 ngx_quic_check_peer(ngx_quic_connection_t qc, ngx_quic_header_t pkt)
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1262 {
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1263 if (pkt->dcid.len != qc->dcid.len) {
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1264 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic dcidl");
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1265 return NGX_ERROR;
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1266 }
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1267
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1268 if (ngx_memcmp(pkt->dcid.data, qc->dcid.data, qc->dcid.len) != 0) {
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1269 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic dcid");
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1270 return NGX_ERROR;
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1271 }
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1272
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1273 if (pkt->scid.len != qc->scid.len) {
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1274 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic scidl");
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1275 return NGX_ERROR;
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1276 }
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1277
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1278 if (ngx_memcmp(pkt->scid.data, qc->scid.data, qc->scid.len) != 0) {
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1279 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic scid");
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1280 return NGX_ERROR;
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1281 }
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1282
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1283 return NGX_OK;
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1284 }
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1285
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1286
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1287 static ngx_int_t
7672 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 7671 diff changeset	1288 ngx_quic_app_input(ngx_connection_t c, ngx_quic_header_t pkt)
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	1289 {
7785 29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1290 ngx_int_t rc;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1291 ngx_quic_secrets_t keys, next, tmp;
7816 aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	1292 ngx_quic_send_ctx_t *ctx;
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	1293 ngx_quic_connection_t *qc;
7754 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 7752 diff changeset	1294 static u_char buf[NGX_QUIC_DEFAULT_MAX_PACKET_SIZE];
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	1295
7729 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	1296 c->log->action = "processing application data quic packet";
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	1297
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	1298 qc = c->quic;
1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	1299
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	1300 keys = &c->quic->keys[ssl_encryption_application];
7785 29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1301 next = &c->quic->next_key;
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	1302
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	1303 if (keys->client.key.len == 0) {
7689 61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 7688 diff changeset	1304 ngx_log_error(NGX_LOG_INFO, c->log, 0,
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1305 "quic no read keys yet, packet ignored");
7689 61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 7688 diff changeset	1306 return NGX_DECLINED;
61f9b873e2e7 Firefox fixes. Vladimir Homutov <vl@nginx.com> parents: 7688 diff changeset	1307 }
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	1308
7690 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: 7689 diff changeset	1309 if (ngx_quic_parse_short_header(pkt, &qc->dcid) != NGX_OK) {
7651 6a76d9657772 QUIC handshake final bits. Sergey Kandaurov <pluknet@nginx.com> parents: 7650 diff changeset	1310 return NGX_ERROR;
6a76d9657772 QUIC handshake final bits. Sergey Kandaurov <pluknet@nginx.com> parents: 7650 diff changeset	1311 }
6a76d9657772 QUIC handshake final bits. Sergey Kandaurov <pluknet@nginx.com> parents: 7650 diff changeset	1312
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	1313 pkt->secret = &keys->client;
7785 29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1314 pkt->next = &next->client;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1315 pkt->key_phase = c->quic->key_phase;
7672 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 7671 diff changeset	1316 pkt->level = ssl_encryption_application;
7754 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 7752 diff changeset	1317 pkt->plaintext = buf;
7672 8d6ac639feac Added support of multiple QUIC packets in single datagram. Vladimir Homutov <vl@nginx.com> parents: 7671 diff changeset	1318
7816 aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	1319 ctx = ngx_quic_get_send_ctx(qc, pkt->level);
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	1320
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 7815 diff changeset	1321 if (ngx_quic_decrypt(pkt, c->ssl->connection, &ctx->largest_pn) != NGX_OK) {
7665 1297dc83a6b9 Generic payload handler for quic packets. Vladimir Homutov <vl@nginx.com> parents: 7664 diff changeset	1322 return NGX_ERROR;
7651 6a76d9657772 QUIC handshake final bits. Sergey Kandaurov <pluknet@nginx.com> parents: 7650 diff changeset	1323 }
6a76d9657772 QUIC handshake final bits. Sergey Kandaurov <pluknet@nginx.com> parents: 7650 diff changeset	1324
7785 29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1325 /* switch keys on Key Phase change */
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1326
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1327 if (pkt->key_update) {
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1328 c->quic->key_phase ^= 1;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1329
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1330 tmp = *keys;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1331 keys = next;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1332 *next = tmp;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1333 }
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1334
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1335 rc = ngx_quic_payload_handler(c, pkt);
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1336
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1337 if (rc == NGX_ERROR) {
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1338 return NGX_ERROR;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1339 }
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1340
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1341 /* generate next keys */
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1342
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1343 if (pkt->key_update) {
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1344 if (ngx_quic_key_update(c, keys, next) != NGX_OK) {
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1345 return NGX_ERROR;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1346 }
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1347 }
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1348
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	1349 return rc;
7648 b28ea685a56e Moved all QUIC code into ngx_event_quic.c Vladimir Homutov <vl@nginx.com> parents: 7646 diff changeset	1350 }
7637 4daf03d2bd0a OpenSSL compatibility. Sergey Kandaurov <pluknet@nginx.com> parents: diff changeset	1351
4daf03d2bd0a OpenSSL compatibility. Sergey Kandaurov <pluknet@nginx.com> parents: diff changeset	1352
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1353 static ngx_int_t
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1354 ngx_quic_payload_handler(ngx_connection_t c, ngx_quic_header_t pkt)
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1355 {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1356 u_char end, p;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1357 ssize_t len;
7844 c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1358 ngx_uint_t ack_sent, do_close;
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1359 ngx_quic_frame_t frame;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1360 ngx_quic_connection_t *qc;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1361
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1362 qc = c->quic;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1363
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1364 if (qc->closing) {
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1365 /*
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1366 * 10.1 Closing and Draining Connection States
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1367 * ... delayed or reordered packets are properly discarded.
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1368 *
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1369 * An endpoint retains only enough information to generate
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1370 * a packet containing a CONNECTION_CLOSE frame and to identify
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1371 * packets as belonging to the connection.
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1372 */
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1373 return ngx_quic_send_cc(c, pkt->level, NGX_QUIC_ERR_NO_ERROR);
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1374 }
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1375
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1376 p = pkt->payload.data;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1377 end = p + pkt->payload.len;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1378
7844 c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1379 ack_sent = 0;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1380 do_close = 0;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1381
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1382 while (p < end) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1383
7741 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 7740 diff changeset	1384 c->log->action = "parsing frames";
19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 7740 diff changeset	1385
7706 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 7705 diff changeset	1386 len = ngx_quic_parse_frame(pkt, p, end, &frame);
7717 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 7713 diff changeset	1387
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 7713 diff changeset	1388 if (len == NGX_DECLINED) {
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 7713 diff changeset	1389 /* TODO: handle protocol violation:
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 7713 diff changeset	1390 * such frame not allowed in this packet
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 7713 diff changeset	1391 */
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 7713 diff changeset	1392 return NGX_ERROR;
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 7713 diff changeset	1393 }
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 7713 diff changeset	1394
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1395 if (len < 0) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1396 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1397 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1398
7741 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 7740 diff changeset	1399 c->log->action = "handling frames";
19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 7740 diff changeset	1400
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1401 p += len;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1402
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1403 switch (frame.type) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1404
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1405 case NGX_QUIC_FT_ACK:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1406 if (ngx_quic_handle_ack_frame(c, pkt, &frame.u.ack) != NGX_OK) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1407 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1408 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1409
7844 c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1410 continue;
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1411
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1412 case NGX_QUIC_FT_PADDING:
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1413 /* no action required */
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1414 continue;
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1415
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1416 case NGX_QUIC_FT_CONNECTION_CLOSE:
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1417 case NGX_QUIC_FT_CONNECTION_CLOSE2:
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1418 do_close = 1;
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1419 continue;
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1420 }
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1421
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1422 /* got there with ack-eliciting packet */
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1423
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1424 if (!ack_sent) {
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1425 if (ngx_quic_send_ack(c, pkt) != NGX_OK) {
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1426 return NGX_ERROR;
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1427 }
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1428
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1429 ack_sent = 1;
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1430 }
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1431
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1432 switch (frame.type) {
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1433
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1434 case NGX_QUIC_FT_CRYPTO:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1435
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1436 if (ngx_quic_handle_crypto_frame(c, pkt, &frame) != NGX_OK) {
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1437 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1438 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1439
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1440 break;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1441
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1442 case NGX_QUIC_FT_PING:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1443 break;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1444
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1445 case NGX_QUIC_FT_STREAM0:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1446 case NGX_QUIC_FT_STREAM1:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1447 case NGX_QUIC_FT_STREAM2:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1448 case NGX_QUIC_FT_STREAM3:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1449 case NGX_QUIC_FT_STREAM4:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1450 case NGX_QUIC_FT_STREAM5:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1451 case NGX_QUIC_FT_STREAM6:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1452 case NGX_QUIC_FT_STREAM7:
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1453
7811 72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	1454 if (ngx_quic_handle_stream_frame(c, pkt, &frame) != NGX_OK) {
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1455 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1456 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1457
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1458 break;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1459
7703 ff540f13d95d MAX_DATA frame parser/handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7702 diff changeset	1460 case NGX_QUIC_FT_MAX_DATA:
7842 fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	1461
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	1462 if (ngx_quic_handle_max_data_frame(c, &frame.u.max_data) != NGX_OK)
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	1463 {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	1464 return NGX_ERROR;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	1465 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	1466
7703 ff540f13d95d MAX_DATA frame parser/handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7702 diff changeset	1467 break;
ff540f13d95d MAX_DATA frame parser/handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7702 diff changeset	1468
7702 d3b26c3bea22 Added parsing of STREAMS BLOCKED frames. Vladimir Homutov <vl@nginx.com> parents: 7701 diff changeset	1469 case NGX_QUIC_FT_STREAMS_BLOCKED:
d3b26c3bea22 Added parsing of STREAMS BLOCKED frames. Vladimir Homutov <vl@nginx.com> parents: 7701 diff changeset	1470 case NGX_QUIC_FT_STREAMS_BLOCKED2:
7711 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	1471
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	1472 if (ngx_quic_handle_streams_blocked_frame(c, pkt,
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	1473 &frame.u.streams_blocked)
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	1474 != NGX_OK)
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	1475 {
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	1476 return NGX_ERROR;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	1477 }
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	1478
7702 d3b26c3bea22 Added parsing of STREAMS BLOCKED frames. Vladimir Homutov <vl@nginx.com> parents: 7701 diff changeset	1479 break;
d3b26c3bea22 Added parsing of STREAMS BLOCKED frames. Vladimir Homutov <vl@nginx.com> parents: 7701 diff changeset	1480
7732 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	1481 case NGX_QUIC_FT_STREAM_DATA_BLOCKED:
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	1482
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	1483 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: 7731 diff changeset	1484 &frame.u.stream_data_blocked)
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	1485 != NGX_OK)
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	1486 {
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	1487 return NGX_ERROR;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	1488 }
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	1489
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	1490 break;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	1491
7842 fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	1492 case NGX_QUIC_FT_MAX_STREAM_DATA:
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	1493
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	1494 if (ngx_quic_handle_max_stream_data_frame(c, pkt,
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	1495 &frame.u.max_stream_data)
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	1496 != NGX_OK)
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	1497 {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	1498 return NGX_ERROR;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	1499 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	1500
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	1501 break;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	1502
7791 9b9d592c0da3 Ignore non-yet-implemented frames. Vladimir Homutov <vl@nginx.com> parents: 7788 diff changeset	1503 case NGX_QUIC_FT_NEW_CONNECTION_ID:
9b9d592c0da3 Ignore non-yet-implemented frames. Vladimir Homutov <vl@nginx.com> parents: 7788 diff changeset	1504 case NGX_QUIC_FT_RETIRE_CONNECTION_ID:
9b9d592c0da3 Ignore non-yet-implemented frames. Vladimir Homutov <vl@nginx.com> parents: 7788 diff changeset	1505 case NGX_QUIC_FT_NEW_TOKEN:
9b9d592c0da3 Ignore non-yet-implemented frames. Vladimir Homutov <vl@nginx.com> parents: 7788 diff changeset	1506 case NGX_QUIC_FT_RESET_STREAM:
9b9d592c0da3 Ignore non-yet-implemented frames. Vladimir Homutov <vl@nginx.com> parents: 7788 diff changeset	1507 case NGX_QUIC_FT_STOP_SENDING:
9b9d592c0da3 Ignore non-yet-implemented frames. Vladimir Homutov <vl@nginx.com> parents: 7788 diff changeset	1508 case NGX_QUIC_FT_PATH_CHALLENGE:
9b9d592c0da3 Ignore non-yet-implemented frames. Vladimir Homutov <vl@nginx.com> parents: 7788 diff changeset	1509 case NGX_QUIC_FT_PATH_RESPONSE:
9b9d592c0da3 Ignore non-yet-implemented frames. Vladimir Homutov <vl@nginx.com> parents: 7788 diff changeset	1510
9b9d592c0da3 Ignore non-yet-implemented frames. Vladimir Homutov <vl@nginx.com> parents: 7788 diff changeset	1511 /* TODO: handle */
9b9d592c0da3 Ignore non-yet-implemented frames. Vladimir Homutov <vl@nginx.com> parents: 7788 diff changeset	1512 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	1513 "quic frame handler not implemented");
7791 9b9d592c0da3 Ignore non-yet-implemented frames. Vladimir Homutov <vl@nginx.com> parents: 7788 diff changeset	1514 break;
9b9d592c0da3 Ignore non-yet-implemented frames. Vladimir Homutov <vl@nginx.com> parents: 7788 diff changeset	1515
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1516 default:
7823 4e4485793418 Added MAX_STREAM_DATA stub handler. Vladimir Homutov <vl@nginx.com> parents: 7822 diff changeset	1517 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	1518 "quic missing frame handler");
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1519 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1520 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1521 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1522
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1523 if (p != end) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1524 ngx_log_error(NGX_LOG_INFO, c->log, 0,
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1525 "quic trailing garbage in payload: %ui bytes", end - p);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1526 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1527 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1528
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1529 if (do_close) {
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1530 qc->draining = 1;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1531 ngx_quic_close_connection(c, NGX_OK);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1532 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1533
7844 c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1534 return NGX_OK;
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1535 }
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1536
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1537
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1538 static ngx_int_t
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1539 ngx_quic_send_ack(ngx_connection_t c, ngx_quic_header_t pkt)
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1540 {
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1541 ngx_quic_frame_t *frame;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1542
7741 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 7740 diff changeset	1543 c->log->action = "generating acknowledgment";
19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 7740 diff changeset	1544
7844 c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1545 /* every ACK-eliciting packet is acknowledged, TODO ACK Ranges */
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1546
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1547 frame = ngx_quic_alloc_frame(c, 0);
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1548 if (frame == NULL) {
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1549 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1550 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1551
7844 c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1552 frame->level = (pkt->level == ssl_encryption_early_data)
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1553 ? ssl_encryption_application
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1554 : pkt->level;
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1555
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1556 frame->type = NGX_QUIC_FT_ACK;
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1557 frame->u.ack.largest = pkt->pn;
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1558
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1559 ngx_sprintf(frame->info, "ACK for PN=%d from frame handler level=%d",
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1560 pkt->pn, frame->level);
c10e7d48aa85 Factored out sending ACK from payload handler. Sergey Kandaurov <pluknet@nginx.com> parents: 7842 diff changeset	1561 ngx_quic_queue_frame(c->quic, frame);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1562
7775 7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	1563 return NGX_OK;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1564 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1565
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1566
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1567 static ngx_int_t
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1568 ngx_quic_send_cc(ngx_connection_t *c, enum ssl_encryption_level_t level,
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1569 ngx_uint_t err)
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1570 {
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1571 ngx_quic_frame_t *frame;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1572 ngx_quic_connection_t *qc;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1573
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1574 qc = c->quic;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1575
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1576 if (qc->draining) {
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1577 return NGX_OK;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1578 }
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1579
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1580 if (qc->closing
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1581 && ngx_current_msec - qc->last_cc < NGX_QUIC_CC_MIN_INTERVAL)
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1582 {
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1583 /* dot not send CC too often */
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1584 return NGX_OK;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1585 }
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1586
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1587 frame = ngx_quic_alloc_frame(c, 0);
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1588 if (frame == NULL) {
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1589 return NGX_ERROR;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1590 }
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1591
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1592 frame->level = level;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1593 frame->type = NGX_QUIC_FT_CONNECTION_CLOSE;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1594 frame->u.close.error_code = err;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1595 ngx_sprintf(frame->info, "cc from send_cc err=%ui level=%d", err,
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1596 frame->level);
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1597
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1598 ngx_quic_queue_frame(c->quic, frame);
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1599
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1600 qc->last_cc = ngx_current_msec;
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1601
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1602 return ngx_quic_output(c);
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1603 }
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1604
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1605
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	1606 static ngx_int_t
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1607 ngx_quic_handle_ack_frame(ngx_connection_t c, ngx_quic_header_t pkt,
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1608 ngx_quic_ack_frame_t *ack)
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1609 {
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	1610 ssize_t n;
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	1611 u_char pos, end;
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	1612 uint64_t gap, range;
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	1613 ngx_uint_t i, min, max;
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	1614 ngx_quic_send_ctx_t *ctx;
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	1615
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	1616 ctx = ngx_quic_get_send_ctx(c->quic, pkt->level);
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1617
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1618 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	1619 "quic ngx_quic_handle_ack_frame level %d", pkt->level);
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1620
7792 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1621 /*
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1622 * TODO: If any computed packet number is negative, an endpoint MUST
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1623 * generate a connection error of type FRAME_ENCODING_ERROR.
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1624 * (19.3.1)
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1625 */
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1626
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1627 if (ack->first_range > ack->largest) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1628 ngx_log_error(NGX_LOG_INFO, c->log, 0,
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1629 "quic invalid first range in ack frame");
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1630 return NGX_ERROR;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1631 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1632
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1633 min = ack->largest - ack->first_range;
7792 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1634 max = ack->largest;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1635
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	1636 if (ngx_quic_handle_ack_frame_range(c, ctx, min, max) != NGX_OK) {
7792 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1637 return NGX_ERROR;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1638 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1639
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1640 /* 13.2.3. Receiver Tracking of ACK Frames */
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	1641 if (ctx->largest_ack < max) {
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	1642 ctx->largest_ack = max;
7792 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1643 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	1644 "quic updated largest received ack: %ui", max);
7792 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1645 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1646
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1647 pos = ack->ranges_start;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1648 end = ack->ranges_end;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1649
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1650 for (i = 0; i < ack->range_count; i++) {
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1651
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1652 n = ngx_quic_parse_ack_range(pkt, pos, end, &gap, &range);
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1653 if (n == NGX_ERROR) {
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1654 return NGX_ERROR;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1655 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1656 pos += n;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1657
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1658 if (gap >= min) {
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1659 ngx_log_error(NGX_LOG_INFO, c->log, 0,
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1660 "quic invalid range %ui in ack frame", i);
7792 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1661 return NGX_ERROR;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1662 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1663
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1664 max = min - 1 - gap;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1665
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1666 if (range > max + 1) {
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1667 ngx_log_error(NGX_LOG_INFO, c->log, 0,
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1668 "quic invalid range %ui in ack frame", i);
7792 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1669 return NGX_ERROR;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1670 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1671
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1672 min = max - range + 1;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1673
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	1674 if (ngx_quic_handle_ack_frame_range(c, ctx, min, max) != NGX_OK) {
7792 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1675 return NGX_ERROR;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1676 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1677 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1678
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1679 return NGX_OK;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1680 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1681
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1682
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1683 static ngx_int_t
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	1684 ngx_quic_handle_ack_frame_range(ngx_connection_t c, ngx_quic_send_ctx_t ctx,
7792 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1685 uint64_t min, uint64_t max)
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1686 {
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1687 ngx_uint_t found;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1688 ngx_queue_t *q;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1689 ngx_quic_frame_t *f;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1690 ngx_quic_connection_t *qc;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1691
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1692 qc = c->quic;
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1693
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1694 found = 0;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1695
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	1696 q = ngx_queue_head(&ctx->sent);
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	1697
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	1698 while (q != ngx_queue_sentinel(&ctx->sent)) {
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1699
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1700 f = ngx_queue_data(q, ngx_quic_frame_t, queue);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1701
7792 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1702 if (f->pnum >= min && f->pnum <= max) {
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1703 ngx_quic_congestion_ack(c, f);
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1704
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1705 ngx_quic_handle_stream_ack(c, f);
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1706
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1707 q = ngx_queue_next(q);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1708 ngx_queue_remove(&f->queue);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1709 ngx_quic_free_frame(c, f);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1710 found = 1;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1711
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1712 } else {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1713 q = ngx_queue_next(q);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1714 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1715 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1716
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1717 if (!found) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1718
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	1719 if (max <= ctx->pnum) {
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1720 /* duplicate ACK or ACK for non-ack-eliciting frame */
7792 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 7791 diff changeset	1721 return NGX_OK;
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1722 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1723
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1724 ngx_log_error(NGX_LOG_INFO, c->log, 0,
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1725 "quic ACK for the packet not in sent queue ");
7848 9d9531431c8c Removed outdated/incorrect comments and fixed style. Vladimir Homutov <vl@nginx.com> parents: 7847 diff changeset	1726 /* TODO: handle error properly: PROTOCOL VIOLATION */
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1727 return NGX_ERROR;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1728 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	1729
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1730 if (!qc->push.timer_set) {
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1731 ngx_post_event(&qc->push, &ngx_posted_events);
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1732 }
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1733
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1734 return NGX_OK;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1735 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1736
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1737
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1738 static void
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1739 ngx_quic_handle_stream_ack(ngx_connection_t c, ngx_quic_frame_t f)
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1740 {
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1741 uint64_t sent, unacked;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1742 ngx_event_t *wev;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1743 ngx_quic_stream_t *sn;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1744 ngx_quic_connection_t *qc;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1745
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1746 if (f->type < NGX_QUIC_FT_STREAM0 \|\| f->type > NGX_QUIC_FT_STREAM7) {
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1747 return;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1748 }
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1749
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1750 qc = c->quic;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1751
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1752 sn = ngx_quic_find_stream(&qc->streams.tree, f->u.stream.stream_id);
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1753 if (sn == NULL) {
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1754 return;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1755 }
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1756
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1757 wev = sn->c->write;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1758 sent = sn->c->sent;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1759 unacked = sent - sn->acked;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1760
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1761 if (unacked >= NGX_QUIC_STREAM_BUFSIZE && wev->active) {
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1762 wev->ready = 1;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1763 ngx_post_event(wev, &ngx_posted_events);
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1764 }
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1765
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1766 sn->acked += f->u.stream.length;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1767
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1768 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, sn->c->log, 0,
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1769 "quic stream ack %uL acked:%uL, unacked:%uL",
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1770 f->u.stream.length, sn->acked, sent - sn->acked);
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1771 }
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1772
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	1773
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1774 static ngx_int_t
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1775 ngx_quic_handle_ordered_frame(ngx_connection_t c, ngx_quic_frames_stream_t fs,
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1776 ngx_quic_frame_t *frame, ngx_quic_frame_handler_pt handler)
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1777 {
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1778 size_t full_len;
7811 72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	1779 ngx_int_t rc;
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1780 ngx_queue_t *q;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1781 ngx_quic_ordered_frame_t *f;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1782
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1783 f = &frame->u.ord;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1784
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1785 if (f->offset > fs->received) {
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1786 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	1787 "quic out-of-order frame: expecting %ui got %ui",
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1788 fs->received, f->offset);
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1789
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1790 return ngx_quic_buffer_frame(c, fs, frame);
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1791 }
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1792
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1793 if (f->offset < fs->received) {
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1794
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1795 if (ngx_quic_adjust_frame_offset(c, frame, fs->received)
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1796 == NGX_DONE)
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1797 {
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1798 /* old/duplicate data range */
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1799 return NGX_OK;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1800 }
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1801
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1802 /* intersecting data range, frame modified */
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1803 }
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1804
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1805 /* f->offset == fs->received */
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1806
7811 72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	1807 rc = handler(c, frame);
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	1808 if (rc == NGX_ERROR) {
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1809 return NGX_ERROR;
7811 72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	1810
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	1811 } else if (rc == NGX_DONE) {
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	1812 /* handler destroyed stream, queue no longer exists */
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	1813 return NGX_OK;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1814 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	1815
7811 72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	1816 /* rc == NGX_OK */
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	1817
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1818 fs->received += f->length;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1819
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1820 /* now check the queue if we can continue with buffered frames */
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1821
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1822 do {
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1823 q = ngx_queue_head(&fs->frames);
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1824 if (q == ngx_queue_sentinel(&fs->frames)) {
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1825 break;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1826 }
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1827
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1828 frame = ngx_queue_data(q, ngx_quic_frame_t, queue);
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1829 f = &frame->u.ord;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1830
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1831 if (f->offset > fs->received) {
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1832 /* gap found, nothing more to do */
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1833 break;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1834 }
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1835
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1836 full_len = f->length;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1837
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1838 if (f->offset < fs->received) {
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1839
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1840 if (ngx_quic_adjust_frame_offset(c, frame, fs->received)
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1841 == NGX_DONE)
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1842 {
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1843 /* old/duplicate data range */
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1844 ngx_queue_remove(q);
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1845 fs->total -= f->length;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1846
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1847 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	1848 "quic skipped buffered frame, total %ui",
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	1849 fs->total);
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1850 ngx_quic_free_frame(c, frame);
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1851 continue;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1852 }
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1853
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1854 /* frame was adjusted, proceed to input */
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1855 }
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1856
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1857 /* f->offset == fs->received */
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1858
7811 72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	1859 rc = handler(c, frame);
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	1860
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	1861 if (rc == NGX_ERROR) {
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1862 return NGX_ERROR;
7811 72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	1863
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	1864 } else if (rc == NGX_DONE) {
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	1865 /* handler destroyed stream, queue no longer exists */
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	1866 return NGX_OK;
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1867 }
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1868
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1869 fs->received += f->length;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1870 fs->total -= full_len;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1871
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1872 ngx_queue_remove(q);
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1873
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1874 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	1875 "quic consumed buffered frame, total %ui", fs->total);
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1876
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1877 ngx_quic_free_frame(c, frame);
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1878
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1879 } while (1);
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1880
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1881 return NGX_OK;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1882 }
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1883
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1884
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1885 static ngx_int_t
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1886 ngx_quic_adjust_frame_offset(ngx_connection_t c, ngx_quic_frame_t frame,
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1887 uint64_t offset_in)
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1888 {
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1889 size_t tail;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1890 ngx_quic_ordered_frame_t *f;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1891
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1892 f = &frame->u.ord;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1893
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1894 tail = offset_in - f->offset;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1895
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1896 if (tail >= f->length) {
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1897 /* range preceeding already received data or duplicate, ignore */
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1898
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1899 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	1900 "quic old or duplicate data in ordered frame, ignored");
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1901 return NGX_DONE;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1902 }
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1903
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1904 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	1905 "quic adjusted ordered frame data start to expected offset");
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1906
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1907 /* intersecting range: adjust data size */
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1908
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1909 f->offset += tail;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1910 f->data += tail;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1911 f->length -= tail;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1912
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1913 return NGX_OK;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1914 }
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1915
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1916
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1917 static ngx_int_t
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1918 ngx_quic_buffer_frame(ngx_connection_t c, ngx_quic_frames_stream_t fs,
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1919 ngx_quic_frame_t *frame)
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1920 {
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1921 u_char *data;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1922 ngx_queue_t *q;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1923 ngx_quic_frame_t dst, item;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1924 ngx_quic_ordered_frame_t f, df;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1925
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	1926 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	1927 "quic ngx_quic_buffer_frame");
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1928
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1929 f = &frame->u.ord;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1930
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1931 /* frame start offset is in the future, buffer it */
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1932
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1933 /* check limit on total size used by all buffered frames, not actual data */
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1934 if (NGX_QUIC_MAX_BUFFERED - fs->total < f->length) {
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1935 ngx_log_error(NGX_LOG_INFO, c->log, 0,
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	1936 "quic ordered input buffer limit exceeded");
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1937 return NGX_ERROR;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1938 }
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1939
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1940 dst = ngx_quic_alloc_frame(c, f->length);
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1941 if (dst == NULL) {
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1942 return NGX_ERROR;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1943 }
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1944
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1945 data = dst->data;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1946 ngx_memcpy(dst, frame, sizeof(ngx_quic_frame_t));
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1947 dst->data = data;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1948
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1949 ngx_memcpy(dst->data, f->data, f->length);
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1950
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1951 df = &dst->u.ord;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1952 df->data = dst->data;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1953
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1954 fs->total += f->length;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1955
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1956 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	1957 "quic ordered frame with unexpected offset:"
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	1958 " buffered, total %ui", fs->total);
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1959
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1960 /* TODO: do we need some timeout for this queue ? */
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1961
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1962 if (ngx_queue_empty(&fs->frames)) {
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1963 ngx_queue_insert_after(&fs->frames, &dst->queue);
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1964 return NGX_OK;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1965 }
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1966
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1967 for (q = ngx_queue_last(&fs->frames);
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1968 q != ngx_queue_sentinel(&fs->frames);
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1969 q = ngx_queue_prev(q))
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1970 {
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1971 item = ngx_queue_data(q, ngx_quic_frame_t, queue);
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1972 f = &item->u.ord;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1973
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1974 if (f->offset < df->offset) {
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1975 ngx_queue_insert_after(q, &dst->queue);
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1976 return NGX_OK;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1977 }
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1978 }
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1979
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1980 ngx_queue_insert_after(&fs->frames, &dst->queue);
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1981
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1982 return NGX_OK;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1983 }
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1984
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1985
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	1986 static ngx_int_t
7812 76839f55bc48 Sorted functions and functions declarations. Vladimir Homutov <vl@nginx.com> parents: 7811 diff changeset	1987 ngx_quic_handle_crypto_frame(ngx_connection_t c, ngx_quic_header_t pkt,
76839f55bc48 Sorted functions and functions declarations. Vladimir Homutov <vl@nginx.com> parents: 7811 diff changeset	1988 ngx_quic_frame_t *frame)
76839f55bc48 Sorted functions and functions declarations. Vladimir Homutov <vl@nginx.com> parents: 7811 diff changeset	1989 {
76839f55bc48 Sorted functions and functions declarations. Vladimir Homutov <vl@nginx.com> parents: 7811 diff changeset	1990 ngx_quic_connection_t *qc;
76839f55bc48 Sorted functions and functions declarations. Vladimir Homutov <vl@nginx.com> parents: 7811 diff changeset	1991 ngx_quic_frames_stream_t *fs;
76839f55bc48 Sorted functions and functions declarations. Vladimir Homutov <vl@nginx.com> parents: 7811 diff changeset	1992
76839f55bc48 Sorted functions and functions declarations. Vladimir Homutov <vl@nginx.com> parents: 7811 diff changeset	1993 qc = c->quic;
76839f55bc48 Sorted functions and functions declarations. Vladimir Homutov <vl@nginx.com> parents: 7811 diff changeset	1994 fs = &qc->crypto[pkt->level];
76839f55bc48 Sorted functions and functions declarations. Vladimir Homutov <vl@nginx.com> parents: 7811 diff changeset	1995
76839f55bc48 Sorted functions and functions declarations. Vladimir Homutov <vl@nginx.com> parents: 7811 diff changeset	1996 return ngx_quic_handle_ordered_frame(c, fs, frame, ngx_quic_crypto_input);
76839f55bc48 Sorted functions and functions declarations. Vladimir Homutov <vl@nginx.com> parents: 7811 diff changeset	1997 }
76839f55bc48 Sorted functions and functions declarations. Vladimir Homutov <vl@nginx.com> parents: 7811 diff changeset	1998
76839f55bc48 Sorted functions and functions declarations. Vladimir Homutov <vl@nginx.com> parents: 7811 diff changeset	1999
76839f55bc48 Sorted functions and functions declarations. Vladimir Homutov <vl@nginx.com> parents: 7811 diff changeset	2000 static ngx_int_t
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	2001 ngx_quic_crypto_input(ngx_connection_t c, ngx_quic_frame_t frame)
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	2002 {
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	2003 int sslerr;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	2004 ssize_t n;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	2005 ngx_ssl_conn_t *ssl_conn;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	2006 ngx_quic_crypto_frame_t *f;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	2007
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	2008 f = &frame->u.crypto;
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	2009
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2010 ssl_conn = c->ssl->connection;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2011
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2012 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	2013 "quic SSL_quic_read_level: %d, SSL_quic_write_level: %d",
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2014 (int) SSL_quic_read_level(ssl_conn),
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2015 (int) SSL_quic_write_level(ssl_conn));
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2016
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2017 if (!SSL_provide_quic_data(ssl_conn, SSL_quic_read_level(ssl_conn),
7810 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 7809 diff changeset	2018 f->data, f->length))
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2019 {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2020 ngx_ssl_error(NGX_LOG_INFO, c->log, 0,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2021 "SSL_provide_quic_data() failed");
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2022 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2023 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2024
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2025 n = SSL_do_handshake(ssl_conn);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2026
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2027 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: 7690 diff changeset	2028
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2029 if (n == -1) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2030 sslerr = SSL_get_error(ssl_conn, n);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2031
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2032 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d",
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2033 sslerr);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2034
7766 23a2b5e7acc8 Improved SSL_do_handshake() error handling in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7765 diff changeset	2035 if (sslerr != SSL_ERROR_WANT_READ) {
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2036 ngx_ssl_error(NGX_LOG_ERR, c->log, 0, "SSL_do_handshake() failed");
7766 23a2b5e7acc8 Improved SSL_do_handshake() error handling in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7765 diff changeset	2037 return NGX_ERROR;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2038 }
7729 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	2039
7768 76818c9cdd6f Sending HANDSHAKE_DONE just once with BoringSSL. Sergey Kandaurov <pluknet@nginx.com> parents: 7767 diff changeset	2040 } else if (n == 1 && !SSL_in_init(ssl_conn)) {
7729 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	2041 c->quic->state = NGX_QUIC_ST_APPLICATION;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2042
7729 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	2043 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
7765 4ad7d4272cd5 Style. Sergey Kandaurov <pluknet@nginx.com> parents: 7760 diff changeset	2044 "quic ssl cipher: %s", SSL_get_cipher(ssl_conn));
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2045
7729 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	2046 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	2047 "quic handshake completed successfully");
7739 cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 7738 diff changeset	2048
7752 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	2049 frame = ngx_quic_alloc_frame(c, 0);
7739 cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 7738 diff changeset	2050 if (frame == NULL) {
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 7738 diff changeset	2051 return NGX_ERROR;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 7738 diff changeset	2052 }
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 7738 diff changeset	2053
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 7738 diff changeset	2054 /* 12.4 Frames and frame types, figure 8 */
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 7738 diff changeset	2055 frame->level = ssl_encryption_application;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 7738 diff changeset	2056 frame->type = NGX_QUIC_FT_HANDSHAKE_DONE;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 7738 diff changeset	2057 ngx_sprintf(frame->info, "HANDSHAKE DONE on handshake completed");
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 7738 diff changeset	2058 ngx_quic_queue_frame(c->quic, frame);
7785 29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	2059
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	2060 /*
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	2061 * Generating next keys before a key update is received.
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	2062 * See quic-tls 9.4 Header Protection Timing Side-Channels.
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	2063 */
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	2064
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	2065 if (ngx_quic_key_update(c, &c->quic->keys[ssl_encryption_application],
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	2066 &c->quic->next_key)
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	2067 != NGX_OK)
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	2068 {
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	2069 return NGX_ERROR;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 7782 diff changeset	2070 }
7729 1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	2071 }
1295b293d09a Connection states code cleanup. Vladimir Homutov <vl@nginx.com> parents: 7726 diff changeset	2072
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2073 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	2074 "quic SSL_quic_read_level: %d, SSL_quic_write_level: %d",
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2075 (int) SSL_quic_read_level(ssl_conn),
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2076 (int) SSL_quic_write_level(ssl_conn));
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2077
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2078 return NGX_OK;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2079 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2080
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2081
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2082 static ngx_int_t
7811 72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2083 ngx_quic_handle_stream_frame(ngx_connection_t c, ngx_quic_header_t pkt,
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2084 ngx_quic_frame_t *frame)
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2085 {
7814 ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2086 size_t n;
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2087 ngx_buf_t *b;
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2088 ngx_event_t *rev;
7811 72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2089 ngx_quic_stream_t *sn;
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2090 ngx_quic_connection_t *qc;
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2091 ngx_quic_stream_frame_t *f;
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2092 ngx_quic_frames_stream_t *fs;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2093
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2094 qc = c->quic;
7811 72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2095 f = &frame->u.stream;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2096
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2097 sn = ngx_quic_find_stream(&qc->streams.tree, f->stream_id);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2098
7811 72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2099 if (sn == NULL) {
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	2100 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	2101 "quic stream id 0x%xi is new", f->stream_id);
7814 ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2102
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2103 n = (f->stream_id & NGX_QUIC_STREAM_UNIDIRECTIONAL)
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2104 ? qc->tp.initial_max_stream_data_uni
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2105 : qc->tp.initial_max_stream_data_bidi_remote;
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2106
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2107 if (n < NGX_QUIC_STREAM_BUFSIZE) {
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2108 n = NGX_QUIC_STREAM_BUFSIZE;
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2109 }
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2110
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2111 if (n < f->length) {
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	2112 ngx_log_error(NGX_LOG_INFO, c->log, 0,
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	2113 "quic no space in stream buffer");
7814 ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2114 return NGX_ERROR;
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2115 }
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2116
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2117 /*
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2118 * TODO: check IDs are increasing ? create all lower-numbered?
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2119 *
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2120 * 2.1. Stream Types and Identifiers
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2121 *
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2122 * Within each type, streams are created with numerically increasing
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2123 * stream IDs. A stream ID that is used out of order results in all
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2124 * streams of that type with lower-numbered stream IDs also being
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2125 * opened.
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2126 */
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2127 sn = ngx_quic_create_stream(c, f->stream_id, n);
7811 72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2128 if (sn == NULL) {
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2129 return NGX_ERROR;
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2130 }
7814 ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2131
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2132 rev = sn->c->read;
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2133
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2134 if (f->offset == 0) {
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2135
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2136 b = sn->b;
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2137 b->last = ngx_cpymem(b->last, f->data, f->length);
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2138
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2139 sn->fs.received += f->length;
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2140
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2141 rev->ready = 1;
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2142
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2143 if (f->fin) {
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2144 rev->pending_eof = 1;
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2145 }
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2146
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2147 } else {
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2148 rev->ready = 0;
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2149 }
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2150
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2151 if ((f->stream_id & NGX_QUIC_STREAM_UNIDIRECTIONAL) == 0) {
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2152 ngx_quic_handle_max_streams(c);
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2153 }
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2154
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2155 qc->streams.handler(sn->c);
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2156
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2157 if (f->offset == 0) {
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2158 return NGX_OK;
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2159 }
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2160
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2161 /* out-of-order stream: proceed to buffering */
7811 72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2162 }
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2163
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2164 fs = &sn->fs;
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2165
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2166 return ngx_quic_handle_ordered_frame(c, fs, frame, ngx_quic_stream_input);
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2167 }
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2168
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2169
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2170 static ngx_int_t
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2171 ngx_quic_stream_input(ngx_connection_t c, ngx_quic_frame_t frame)
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2172 {
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2173 ngx_buf_t *b;
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2174 ngx_event_t *rev;
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2175 ngx_quic_stream_t *sn;
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2176 ngx_quic_connection_t *qc;
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2177 ngx_quic_stream_frame_t *f;
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2178
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2179 qc = c->quic;
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2180
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2181 f = &frame->u.stream;
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2182
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2183 sn = ngx_quic_find_stream(&qc->streams.tree, f->stream_id);
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2184 if (sn == NULL) {
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2185 // TODO: possible?
7814 ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2186 // stream was deleted while in reordering queue ?
7811 72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2187 return NGX_ERROR;
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2188 }
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2189
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	2190 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic existing stream");
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2191
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2192 b = sn->b;
7814 ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2193
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2194 if ((size_t) ((b->pos - b->start) + (b->end - b->last)) < f->length) {
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	2195 ngx_log_error(NGX_LOG_INFO, c->log, 0,
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	2196 "quic no space in stream buffer");
7814 ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2197 return NGX_ERROR;
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2198 }
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2199
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2200 if ((size_t) (b->end - b->last) < f->length) {
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2201 b->last = ngx_movemem(b->start, b->pos, b->last - b->pos);
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2202 b->pos = b->start;
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2203 }
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2204
7748 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2205 b->last = ngx_cpymem(b->last, f->data, f->length);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2206
7760 32db41d603cd Fixed handling QUIC stream eof. Roman Arutyunyan <arut@nginx.com> parents: 7759 diff changeset	2207 rev = sn->c->read;
32db41d603cd Fixed handling QUIC stream eof. Roman Arutyunyan <arut@nginx.com> parents: 7759 diff changeset	2208 rev->ready = 1;
32db41d603cd Fixed handling QUIC stream eof. Roman Arutyunyan <arut@nginx.com> parents: 7759 diff changeset	2209
32db41d603cd Fixed handling QUIC stream eof. Roman Arutyunyan <arut@nginx.com> parents: 7759 diff changeset	2210 if (f->fin) {
32db41d603cd Fixed handling QUIC stream eof. Roman Arutyunyan <arut@nginx.com> parents: 7759 diff changeset	2211 rev->pending_eof = 1;
32db41d603cd Fixed handling QUIC stream eof. Roman Arutyunyan <arut@nginx.com> parents: 7759 diff changeset	2212 }
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2213
7814 ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2214 if (rev->active) {
ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2215 rev->handler(rev);
7780 de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2216 }
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2217
7814 ab443e80d9e4 Create new stream immediately on receiving new stream id. Vladimir Homutov <vl@nginx.com> parents: 7813 diff changeset	2218 /* check if stream was destroyed by handler */
7811 72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2219 if (ngx_quic_find_stream(&qc->streams.tree, f->stream_id) == NULL) {
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2220 return NGX_DONE;
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2221 }
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2222
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2223 return NGX_OK;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2224 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2225
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2226
7711 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	2227 static ngx_int_t
7780 de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2228 ngx_quic_handle_max_streams(ngx_connection_t *c)
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2229 {
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2230 ngx_quic_frame_t *frame;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2231 ngx_quic_connection_t *qc;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2232
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2233 qc = c->quic;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2234 qc->cur_streams++;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2235
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2236 if (qc->cur_streams + NGX_QUIC_STREAMS_INC / 2 < qc->max_streams) {
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2237 return NGX_OK;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2238 }
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2239
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2240 frame = ngx_quic_alloc_frame(c, 0);
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2241 if (frame == NULL) {
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2242 return NGX_ERROR;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2243 }
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2244
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2245 qc->max_streams = ngx_max(qc->max_streams + NGX_QUIC_STREAMS_INC,
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2246 NGX_QUIC_STREAMS_LIMIT);
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2247
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2248 frame->level = ssl_encryption_application;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2249 frame->type = NGX_QUIC_FT_MAX_STREAMS;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2250 frame->u.max_streams.limit = qc->max_streams;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2251 frame->u.max_streams.bidi = 1;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2252
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2253 ngx_sprintf(frame->info, "MAX_STREAMS limit:%d bidi:%d level=%d",
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2254 (int) frame->u.max_streams.limit,
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2255 (int) frame->u.max_streams.bidi,
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2256 frame->level);
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2257
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2258 ngx_quic_queue_frame(qc, frame);
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2259
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2260 return NGX_OK;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2261 }
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2262
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2263
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2264 static ngx_int_t
7842 fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2265 ngx_quic_handle_max_data_frame(ngx_connection_t *c,
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2266 ngx_quic_max_data_frame_t *f)
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2267 {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2268 ngx_event_t *wev;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2269 ngx_rbtree_t *tree;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2270 ngx_rbtree_node_t *node;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2271 ngx_quic_stream_t *qs;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2272 ngx_quic_connection_t *qc;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2273
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2274 qc = c->quic;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2275 tree = &qc->streams.tree;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2276
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2277 if (f->max_data <= qc->streams.send_max_data) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2278 return NGX_OK;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2279 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2280
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2281 if (qc->streams.sent >= qc->streams.send_max_data) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2282
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2283 for (node = ngx_rbtree_min(tree->root, tree->sentinel);
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2284 node;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2285 node = ngx_rbtree_next(tree, node))
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2286 {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2287 qs = (ngx_quic_stream_t *) node;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2288 wev = qs->c->write;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2289
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2290 if (wev->active) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2291 wev->ready = 1;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2292 ngx_post_event(wev, &ngx_posted_events);
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2293 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2294 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2295 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2296
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2297 qc->streams.send_max_data = f->max_data;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2298
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2299 return NGX_OK;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2300 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2301
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2302
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2303 static ngx_int_t
7711 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	2304 ngx_quic_handle_streams_blocked_frame(ngx_connection_t *c,
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	2305 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: 7707 diff changeset	2306 {
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	2307 ngx_quic_frame_t *frame;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	2308
7752 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	2309 frame = ngx_quic_alloc_frame(c, 0);
7711 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	2310 if (frame == NULL) {
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	2311 return NGX_ERROR;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	2312 }
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	2313
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	2314 frame->level = pkt->level;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	2315 frame->type = NGX_QUIC_FT_MAX_STREAMS;
7780 de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2316 frame->u.max_streams.limit = ngx_max(f->limit * 2, NGX_QUIC_STREAMS_LIMIT);
7711 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	2317 frame->u.max_streams.bidi = f->bidi;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	2318
7780 de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2319 c->quic->max_streams = frame->u.max_streams.limit;
de8981bf2dd5 Advertizing MAX_STREAMS (0x12) credit in advance. Sergey Kandaurov <pluknet@nginx.com> parents: 7778 diff changeset	2320
7711 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	2321 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: 7707 diff changeset	2322 (int) frame->u.max_streams.limit,
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	2323 (int) frame->u.max_streams.bidi,
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	2324 frame->level);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	2325
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	2326 ngx_quic_queue_frame(c->quic, frame);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	2327
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	2328 return NGX_OK;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	2329 }
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	2330
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 7707 diff changeset	2331
7732 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2332 static ngx_int_t
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2333 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: 7731 diff changeset	2334 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: 7731 diff changeset	2335 {
7746 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	2336 size_t n;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	2337 ngx_buf_t *b;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	2338 ngx_quic_frame_t *frame;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	2339 ngx_quic_stream_t *sn;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	2340 ngx_quic_connection_t *qc;
7732 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2341
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2342 qc = c->quic;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2343 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: 7731 diff changeset	2344
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2345 if (sn == NULL) {
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	2346 ngx_log_error(NGX_LOG_INFO, c->log, 0,
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	2347 "quic unknown stream id:%uL", f->id);
7732 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2348 return NGX_ERROR;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2349 }
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2350
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2351 b = sn->b;
7815 0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	2352 n = sn->fs.received + (b->pos - b->start) + (b->end - b->last);
7732 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2353
7752 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	2354 frame = ngx_quic_alloc_frame(c, 0);
7732 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2355 if (frame == NULL) {
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2356 return NGX_ERROR;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2357 }
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2358
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2359 frame->level = pkt->level;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2360 frame->type = NGX_QUIC_FT_MAX_STREAM_DATA;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2361 frame->u.max_stream_data.id = f->id;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2362 frame->u.max_stream_data.limit = n;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2363
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2364 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: 7731 diff changeset	2365 (int) frame->u.max_stream_data.id,
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2366 (int) frame->u.max_stream_data.limit,
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2367 frame->level);
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2368
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2369 ngx_quic_queue_frame(c->quic, frame);
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2370
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2371 return NGX_OK;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2372 }
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2373
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	2374
7842 fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2375 static ngx_int_t
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2376 ngx_quic_handle_max_stream_data_frame(ngx_connection_t *c,
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2377 ngx_quic_header_t pkt, ngx_quic_max_stream_data_frame_t f)
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2378 {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2379 uint64_t sent;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2380 ngx_event_t *wev;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2381 ngx_quic_stream_t *sn;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2382 ngx_quic_connection_t *qc;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2383
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2384 qc = c->quic;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2385 sn = ngx_quic_find_stream(&qc->streams.tree, f->id);
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2386
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2387 if (sn == NULL) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2388 ngx_log_error(NGX_LOG_INFO, c->log, 0, "unknown stream id:%uL", f->id);
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2389 return NGX_ERROR;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2390 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2391
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2392 if (f->limit <= sn->send_max_data) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2393 return NGX_OK;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2394 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2395
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2396 sent = sn->c->sent;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2397
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2398 if (sent >= sn->send_max_data) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2399 wev = sn->c->write;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2400
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2401 if (wev->active) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2402 wev->ready = 1;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2403 ngx_post_event(wev, &ngx_posted_events);
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2404 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2405 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2406
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2407 sn->send_max_data = f->limit;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2408
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2409 return NGX_OK;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2410 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2411
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2412
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2413 static void
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2414 ngx_quic_queue_frame(ngx_quic_connection_t qc, ngx_quic_frame_t frame)
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2415 {
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2416 ngx_quic_send_ctx_t *ctx;
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2417
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2418 ctx = ngx_quic_get_send_ctx(qc, frame->level);
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2419
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2420 ngx_queue_insert_tail(&ctx->frames, &frame->queue);
7775 7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	2421
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	2422 /* TODO: check PUSH flag on stream and call output */
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	2423
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	2424 if (!qc->push.timer_set && !qc->closing) {
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	2425 ngx_add_timer(&qc->push, qc->tp.max_ack_delay);
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	2426 }
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2427 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2428
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2429
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2430 static ngx_int_t
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2431 ngx_quic_output(ngx_connection_t *c)
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2432 {
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2433 ngx_uint_t i;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2434 ngx_quic_connection_t *qc;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2435
7741 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 7740 diff changeset	2436 c->log->action = "sending frames";
19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 7740 diff changeset	2437
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2438 qc = c->quic;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2439
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2440 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) {
7809 6ad871b63422 Cleaned up magic numbers in ngx_quic_output_frames(). Vladimir Homutov <vl@nginx.com> parents: 7808 diff changeset	2441 if (ngx_quic_output_frames(c, &qc->send_ctx[i]) != NGX_OK) {
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2442 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2443 }
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2444 }
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2445
7788 d9bc33166361 Do not set timers after the connection is closed. Vladimir Homutov <vl@nginx.com> parents: 7787 diff changeset	2446 if (!qc->send_timer_set && !qc->closing) {
7737 8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 7736 diff changeset	2447 qc->send_timer_set = 1;
8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 7736 diff changeset	2448 ngx_add_timer(c->read, qc->tp.max_idle_timeout);
8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 7736 diff changeset	2449 }
8e54a17dabee Respect QUIC max_idle_timeout. Roman Arutyunyan <arut@nginx.com> parents: 7736 diff changeset	2450
7846 bddf704d62c1 Renamed retransmit event object in preparation for retry support. Sergey Kandaurov <pluknet@nginx.com> parents: 7845 diff changeset	2451 if (!qc->retransmit.timer_set && !qc->closing) {
bddf704d62c1 Renamed retransmit event object in preparation for retry support. Sergey Kandaurov <pluknet@nginx.com> parents: 7845 diff changeset	2452 ngx_add_timer(&qc->retransmit, qc->tp.max_ack_delay);
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2453 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2454
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2455 return NGX_OK;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2456 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2457
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2458
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2459 static ngx_int_t
7809 6ad871b63422 Cleaned up magic numbers in ngx_quic_output_frames(). Vladimir Homutov <vl@nginx.com> parents: 7808 diff changeset	2460 ngx_quic_output_frames(ngx_connection_t c, ngx_quic_send_ctx_t ctx)
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2461 {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2462 size_t len, hlen, n;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2463 ngx_int_t rc;
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2464 ngx_uint_t need_ack;
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2465 ngx_queue_t *q, range;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2466 ngx_quic_frame_t *f;
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2467 ngx_quic_congestion_t *cg;
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2468 ngx_quic_connection_t *qc;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2469
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2470 qc = c->quic;
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2471 cg = &qc->congestion;
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2472
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2473 if (ngx_queue_empty(&ctx->frames)) {
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2474 return NGX_OK;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2475 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2476
7809 6ad871b63422 Cleaned up magic numbers in ngx_quic_output_frames(). Vladimir Homutov <vl@nginx.com> parents: 7808 diff changeset	2477 q = ngx_queue_head(&ctx->frames);
6ad871b63422 Cleaned up magic numbers in ngx_quic_output_frames(). Vladimir Homutov <vl@nginx.com> parents: 7808 diff changeset	2478 f = ngx_queue_data(q, ngx_quic_frame_t, queue);
6ad871b63422 Cleaned up magic numbers in ngx_quic_output_frames(). Vladimir Homutov <vl@nginx.com> parents: 7808 diff changeset	2479
6ad871b63422 Cleaned up magic numbers in ngx_quic_output_frames(). Vladimir Homutov <vl@nginx.com> parents: 7808 diff changeset	2480 /* all frames in same send_ctx share same level */
6ad871b63422 Cleaned up magic numbers in ngx_quic_output_frames(). Vladimir Homutov <vl@nginx.com> parents: 7808 diff changeset	2481 hlen = (f->level == ssl_encryption_application) ? NGX_QUIC_MAX_SHORT_HEADER
6ad871b63422 Cleaned up magic numbers in ngx_quic_output_frames(). Vladimir Homutov <vl@nginx.com> parents: 7808 diff changeset	2482 : NGX_QUIC_MAX_LONG_HEADER;
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2483 hlen += EVP_GCM_TLS_TAG_LEN;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2484
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2485 do {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2486 len = 0;
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2487 need_ack = 0;
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2488 ngx_queue_init(&range);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2489
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2490 do {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2491 /* process group of frames that fits into packet */
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2492 f = ngx_queue_data(q, ngx_quic_frame_t, queue);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2493
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2494 n = ngx_quic_create_frame(NULL, f);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2495
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2496 if (len && hlen + len + n > qc->ctp.max_packet_size) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2497 break;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2498 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2499
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2500 if (f->need_ack) {
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2501 need_ack = 1;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2502 }
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2503
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2504 if (need_ack && cg->in_flight + len + n > cg->window) {
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2505 break;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2506 }
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2507
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2508 q = ngx_queue_next(q);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2509
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2510 f->first = ngx_current_msec;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2511
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2512 ngx_queue_remove(&f->queue);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2513 ngx_queue_insert_tail(&range, &f->queue);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2514
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2515 len += n;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2516
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2517 } while (q != ngx_queue_sentinel(&ctx->frames));
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2518
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2519 if (ngx_queue_empty(&range)) {
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2520 break;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2521 }
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2522
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2523 rc = ngx_quic_send_frames(c, &range);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2524
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2525 if (rc == NGX_OK) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2526 /*
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2527 * frames are moved into the sent queue
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2528 * to wait for ack/be retransmitted
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2529 */
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	2530 if (qc->closing) {
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	2531 /* if we are closing, any ack will be discarded */
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	2532 ngx_quic_free_frames(c, &range);
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	2533
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	2534 } else {
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	2535 ngx_queue_add(&ctx->sent, &range);
ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	2536 }
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2537
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2538 cg->in_flight += len;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2539
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2540 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2541 "quic congestion send if:%uz", cg->in_flight);
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2542
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2543 } else if (rc == NGX_DONE) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2544
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2545 /* no ack is expected for this frames, can free them */
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2546 ngx_quic_free_frames(c, &range);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2547
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2548 } else {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2549 return NGX_ERROR;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2550 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2551
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2552 } while (q != ngx_queue_sentinel(&ctx->frames));
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2553
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2554 return NGX_OK;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2555 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2556
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2557
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2558 static void
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2559 ngx_quic_free_frames(ngx_connection_t c, ngx_queue_t frames)
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2560 {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2561 ngx_queue_t *q;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2562 ngx_quic_frame_t *f;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2563
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2564 do {
7811 72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2565 q = ngx_queue_head(frames);
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2566
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2567 if (q == ngx_queue_sentinel(frames)) {
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2568 break;
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2569 }
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2570
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2571 ngx_queue_remove(q);
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2572
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2573 f = ngx_queue_data(q, ngx_quic_frame_t, queue);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2574
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2575 ngx_quic_free_frame(c, f);
7811 72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2576 } while (1);
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2577 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2578
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2579
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2580 static ngx_int_t
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2581 ngx_quic_send_frames(ngx_connection_t c, ngx_queue_t frames)
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2582 {
7755 949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 7754 diff changeset	2583 ssize_t len;
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 7754 diff changeset	2584 u_char *p;
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2585 ngx_msec_t now;
7755 949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 7754 diff changeset	2586 ngx_str_t out, res;
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2587 ngx_queue_t *q;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2588 ngx_quic_frame_t f, start;
7755 949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 7754 diff changeset	2589 ngx_quic_header_t pkt;
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	2590 ngx_quic_secrets_t *keys;
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2591 ngx_quic_send_ctx_t *ctx;
7755 949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 7754 diff changeset	2592 ngx_quic_connection_t *qc;
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 7754 diff changeset	2593 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: 7754 diff changeset	2594 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: 7754 diff changeset	2595 static u_char dst[NGX_QUIC_DEFAULT_MAX_PACKET_SIZE];
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2596
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	2597 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	2598 "quic ngx_quic_send_frames");
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2599
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2600 q = ngx_queue_head(frames);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2601 start = ngx_queue_data(q, ngx_quic_frame_t, queue);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2602
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2603 ctx = ngx_quic_get_send_ctx(c->quic, start->level);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2604
7755 949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 7754 diff changeset	2605 ngx_memzero(&pkt, sizeof(ngx_quic_header_t));
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2606
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2607 now = ngx_current_msec;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2608
7755 949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 7754 diff changeset	2609 p = src;
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 7754 diff changeset	2610 out.data = src;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2611
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2612 for (q = ngx_queue_head(frames);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2613 q != ngx_queue_sentinel(frames);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2614 q = ngx_queue_next(q))
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2615 {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2616 f = ngx_queue_data(q, ngx_quic_frame_t, queue);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2617
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	2618 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	2619 "quic frame out: %s", f->info);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2620
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2621 len = ngx_quic_create_frame(p, f);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2622 if (len == -1) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2623 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2624 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2625
7778 053fa468b044 Fixed missing propagation of need_ack flag from frames to packet. Vladimir Homutov <vl@nginx.com> parents: 7777 diff changeset	2626 if (f->need_ack) {
053fa468b044 Fixed missing propagation of need_ack flag from frames to packet. Vladimir Homutov <vl@nginx.com> parents: 7777 diff changeset	2627 pkt.need_ack = 1;
053fa468b044 Fixed missing propagation of need_ack flag from frames to packet. Vladimir Homutov <vl@nginx.com> parents: 7777 diff changeset	2628 }
053fa468b044 Fixed missing propagation of need_ack flag from frames to packet. Vladimir Homutov <vl@nginx.com> parents: 7777 diff changeset	2629
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2630 p += len;
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2631 f->pnum = ctx->pnum;
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2632 f->last = now;
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2633 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2634
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2635 if (start->level == ssl_encryption_initial) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2636 /* 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: 7773 diff changeset	2637 * discarded when handshake start.
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2638 * Thus consider initial packets as non-ack-eliciting
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2639 */
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2640 pkt.need_ack = 0;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2641 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2642
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2643 out.len = p - out.data;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2644
7767 c9fbe9508e1f QUIC packet padding to fulfil header protection sample demands. Sergey Kandaurov <pluknet@nginx.com> parents: 7766 diff changeset	2645 while (out.len < 4) {
c9fbe9508e1f QUIC packet padding to fulfil header protection sample demands. Sergey Kandaurov <pluknet@nginx.com> parents: 7766 diff changeset	2646 *p++ = NGX_QUIC_FT_PADDING;
c9fbe9508e1f QUIC packet padding to fulfil header protection sample demands. Sergey Kandaurov <pluknet@nginx.com> parents: 7766 diff changeset	2647 out.len++;
c9fbe9508e1f QUIC packet padding to fulfil header protection sample demands. Sergey Kandaurov <pluknet@nginx.com> parents: 7766 diff changeset	2648 }
c9fbe9508e1f QUIC packet padding to fulfil header protection sample demands. Sergey Kandaurov <pluknet@nginx.com> parents: 7766 diff changeset	2649
7755 949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 7754 diff changeset	2650 qc = c->quic;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2651
7772 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	2652 keys = &c->quic->keys[start->level];
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	2653
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	2654 pkt.secret = &keys->server;
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 7771 diff changeset	2655
7847 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 7846 diff changeset	2656 pkt.flags = NGX_QUIC_PKT_FIXED_BIT;
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 7846 diff changeset	2657
7755 949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 7754 diff changeset	2658 if (start->level == ssl_encryption_initial) {
7847 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 7846 diff changeset	2659 pkt.flags \|= NGX_QUIC_PKT_LONG \| NGX_QUIC_PKT_INITIAL;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2660 pkt.token = initial_token;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2661
7755 949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 7754 diff changeset	2662 } else if (start->level == ssl_encryption_handshake) {
7847 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 7846 diff changeset	2663 pkt.flags \|= NGX_QUIC_PKT_LONG \| NGX_QUIC_PKT_HANDSHAKE;
7781 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2664
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2665 } else {
7847 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 7846 diff changeset	2666 if (c->quic->key_phase) {
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 7846 diff changeset	2667 pkt.flags \|= NGX_QUIC_PKT_KPHASE;
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 7846 diff changeset	2668 }
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2669 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2670
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2671 ngx_quic_set_packet_number(&pkt, ctx);
7781 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2672
7755 949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 7754 diff changeset	2673 pkt.log = c->log;
949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 7754 diff changeset	2674 pkt.level = start->level;
7821 e0abe17a2878 Removed source/destination swap from the function creating header. Vladimir Homutov <vl@nginx.com> parents: 7820 diff changeset	2675 pkt.dcid = qc->scid;
e0abe17a2878 Removed source/destination swap from the function creating header. Vladimir Homutov <vl@nginx.com> parents: 7820 diff changeset	2676 pkt.scid = qc->dcid;
7755 949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 7754 diff changeset	2677 pkt.payload = out;
7751 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 7750 diff changeset	2678
7755 949b95e4d504 Merged ngx_quic_send_packet() into ngx_quic_send_frames(). Vladimir Homutov <vl@nginx.com> parents: 7754 diff changeset	2679 res.data = dst;
7751 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 7750 diff changeset	2680
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	2681 ngx_log_debug6(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	2682 "quic packet ready: %ui bytes at level %d"
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	2683 " need_ack: %d number: %L encoded %d:0x%xD",
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	2684 out.len, start->level, pkt.need_ack, pkt.number,
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	2685 pkt.num_len, pkt.trunc);
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	2686
7751 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 7750 diff changeset	2687 if (ngx_quic_encrypt(&pkt, c->ssl->connection, &res) != NGX_OK) {
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2688 return NGX_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2689 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2690
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	2691 #ifdef NGX_QUIC_DEBUG_PACKETS
7837 f175006124d0 Cleaned up hexdumps in debug output. Vladimir Homutov <vl@nginx.com> parents: 7836 diff changeset	2692 ngx_quic_hexdump(c->log, "quic packet to send", res.data, res.len);
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	2693 #endif
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2694
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2695 len = c->send(c, res.data, res.len);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2696 if (len == NGX_ERROR \|\| (size_t) len != res.len) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2697 return NGX_ERROR;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2698 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2699
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2700 /* len == NGX_OK \|\| NGX_AGAIN */
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2701 ctx->pnum++;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2702
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2703 return pkt.need_ack ? NGX_OK : NGX_DONE;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2704 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2705
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2706
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2707 static void
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2708 ngx_quic_set_packet_number(ngx_quic_header_t pkt, ngx_quic_send_ctx_t ctx)
7781 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2709 {
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2710 uint64_t delta;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2711
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2712 delta = ctx->pnum - ctx->largest_ack;
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2713 pkt->number = ctx->pnum;
7781 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2714
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2715 if (delta <= 0x7F) {
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2716 pkt->num_len = 1;
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2717 pkt->trunc = ctx->pnum & 0xff;
7781 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2718
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2719 } else if (delta <= 0x7FFF) {
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2720 pkt->num_len = 2;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2721 pkt->flags \|= 0x1;
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2722 pkt->trunc = ctx->pnum & 0xffff;
7781 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2723
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2724 } else if (delta <= 0x7FFFFF) {
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2725 pkt->num_len = 3;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2726 pkt->flags \|= 0x2;
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2727 pkt->trunc = ctx->pnum & 0xffffff;
7781 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2728
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2729 } else {
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2730 pkt->num_len = 4;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2731 pkt->flags \|= 0x3;
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2732 pkt->trunc = ctx->pnum & 0xffffffff;
7781 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2733 }
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2734 }
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2735
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2736
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 7780 diff changeset	2737 static void
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2738 ngx_quic_retransmit_handler(ngx_event_t *ev)
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2739 {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2740 ngx_uint_t i;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2741 ngx_msec_t wait, nswait;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2742 ngx_connection_t *c;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2743 ngx_quic_connection_t *qc;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2744
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2745 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0,
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	2746 "quic retransmit timer");
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2747
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2748 c = ev->data;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2749 qc = c->quic;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2750
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2751 wait = 0;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2752
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2753 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) {
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2754 if (ngx_quic_retransmit(c, &qc->send_ctx[i], &nswait) != NGX_OK) {
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	2755 ngx_quic_close_connection(c, NGX_ERROR);
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2756 return;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2757 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2758
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2759 if (i == 0) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2760 wait = nswait;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2761
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2762 } else if (nswait > 0 && nswait < wait) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2763 wait = nswait;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2764 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2765 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2766
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2767 if (wait > 0) {
7846 bddf704d62c1 Renamed retransmit event object in preparation for retry support. Sergey Kandaurov <pluknet@nginx.com> parents: 7845 diff changeset	2768 ngx_add_timer(&qc->retransmit, wait);
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2769 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2770 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2771
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2772
7775 7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	2773 static void
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	2774 ngx_quic_push_handler(ngx_event_t *ev)
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	2775 {
7811 72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2776 ngx_connection_t *c;
7775 7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	2777
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	2778 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "quic push timer");
7775 7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	2779
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	2780 c = ev->data;
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	2781
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	2782 if (ngx_quic_output(c) != NGX_OK) {
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	2783 ngx_quic_close_connection(c, NGX_ERROR);
7775 7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	2784 return;
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	2785 }
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	2786 }
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	2787
7ea2c68735f9 Output buffering. Vladimir Homutov <vl@nginx.com> parents: 7774 diff changeset	2788
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2789 static ngx_int_t
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2790 ngx_quic_retransmit(ngx_connection_t c, ngx_quic_send_ctx_t ctx,
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2791 ngx_msec_t *waitp)
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2792 {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2793 uint64_t pn;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2794 ngx_msec_t now, wait;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2795 ngx_queue_t *q, range;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2796 ngx_quic_frame_t f, start;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2797 ngx_quic_connection_t *qc;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2798
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2799 qc = c->quic;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2800
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2801 now = ngx_current_msec;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2802 wait = 0;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2803
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2804 if (ngx_queue_empty(&ctx->sent)) {
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2805 *waitp = 0;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2806 return NGX_OK;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2807 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2808
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2809 q = ngx_queue_head(&ctx->sent);
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2810
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2811 do {
7840 d3395396ce51 Fixed packet retransmission. Roman Arutyunyan <arut@nginx.com> parents: 7839 diff changeset	2812 start = ngx_queue_data(q, ngx_quic_frame_t, queue);
d3395396ce51 Fixed packet retransmission. Roman Arutyunyan <arut@nginx.com> parents: 7839 diff changeset	2813
d3395396ce51 Fixed packet retransmission. Roman Arutyunyan <arut@nginx.com> parents: 7839 diff changeset	2814 wait = start->last + qc->tp.max_ack_delay - now;
d3395396ce51 Fixed packet retransmission. Roman Arutyunyan <arut@nginx.com> parents: 7839 diff changeset	2815
d3395396ce51 Fixed packet retransmission. Roman Arutyunyan <arut@nginx.com> parents: 7839 diff changeset	2816 if ((ngx_msec_int_t) wait > 0) {
d3395396ce51 Fixed packet retransmission. Roman Arutyunyan <arut@nginx.com> parents: 7839 diff changeset	2817 break;
d3395396ce51 Fixed packet retransmission. Roman Arutyunyan <arut@nginx.com> parents: 7839 diff changeset	2818 }
d3395396ce51 Fixed packet retransmission. Roman Arutyunyan <arut@nginx.com> parents: 7839 diff changeset	2819
d3395396ce51 Fixed packet retransmission. Roman Arutyunyan <arut@nginx.com> parents: 7839 diff changeset	2820 pn = start->pnum;
d3395396ce51 Fixed packet retransmission. Roman Arutyunyan <arut@nginx.com> parents: 7839 diff changeset	2821
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2822 ngx_queue_init(&range);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2823
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2824 /* send frames with same packet number to the wire */
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2825 do {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2826 f = ngx_queue_data(q, ngx_quic_frame_t, queue);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2827
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2828 if (start->first + qc->tp.max_idle_timeout < now) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2829 ngx_log_error(NGX_LOG_ERR, c->log, 0,
7838 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 7837 diff changeset	2830 "quic retransmission timeout");
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2831 return NGX_DECLINED;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2832 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2833
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2834 if (f->pnum != pn) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2835 break;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2836 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2837
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2838 q = ngx_queue_next(q);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2839
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2840 ngx_queue_remove(&f->queue);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2841 ngx_queue_insert_tail(&range, &f->queue);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2842
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2843 } while (q != ngx_queue_sentinel(&ctx->sent));
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2844
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2845 ngx_quic_congestion_lost(c, start->last);
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	2846
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2847 /* 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: 7773 diff changeset	2848 if (ngx_quic_send_frames(c, &range) != NGX_OK) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2849 return NGX_ERROR;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2850 }
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2851
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2852 /* move frames group to the end of queue */
7808 bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2853 ngx_queue_add(&ctx->sent, &range);
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2854
bda817d16cc2 Rename types and variables used for packet number space. Vladimir Homutov <vl@nginx.com> parents: 7794 diff changeset	2855 } while (q != ngx_queue_sentinel(&ctx->sent));
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2856
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2857 *waitp = wait;
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	2858
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2859 return NGX_OK;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2860 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2861
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2862
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2863 ngx_connection_t *
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2864 ngx_quic_create_uni_stream(ngx_connection_t *c)
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2865 {
7746 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	2866 ngx_uint_t id;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	2867 ngx_quic_stream_t qs, sn;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	2868 ngx_quic_connection_t *qc;
7695 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2869
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2870 qs = c->qs;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2871 qc = qs->parent->quic;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2872
7746 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	2873 id = (qc->streams.id_counter << 2)
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	2874 \| NGX_QUIC_STREAM_SERVER_INITIATED
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	2875 \| NGX_QUIC_STREAM_UNIDIRECTIONAL;
7695 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2876
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2877 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	2878 "quic creating server uni stream #%ui id %ui",
7695 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2879 qc->streams.id_counter, id);
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2880
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2881 qc->streams.id_counter++;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2882
7748 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2883 sn = ngx_quic_create_stream(qs->parent, id, 0);
7695 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2884 if (sn == NULL) {
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2885 return NULL;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2886 }
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2887
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2888 return sn->c;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2889 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2890
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2891
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2892 static void
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2893 ngx_quic_rbtree_insert_stream(ngx_rbtree_node_t *temp,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2894 ngx_rbtree_node_t node, ngx_rbtree_node_t sentinel)
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2895 {
7746 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	2896 ngx_rbtree_node_t **p;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	2897 ngx_quic_stream_t qn, qnt;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2898
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2899 for ( ;; ) {
7750 2935a11c55b6 Fixed QUIC stream insert and find. Roman Arutyunyan <arut@nginx.com> parents: 7748 diff changeset	2900 qn = (ngx_quic_stream_t *) node;
2935a11c55b6 Fixed QUIC stream insert and find. Roman Arutyunyan <arut@nginx.com> parents: 7748 diff changeset	2901 qnt = (ngx_quic_stream_t *) temp;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2902
7750 2935a11c55b6 Fixed QUIC stream insert and find. Roman Arutyunyan <arut@nginx.com> parents: 7748 diff changeset	2903 p = (qn->id < qnt->id) ? &temp->left : &temp->right;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2904
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2905 if (*p == sentinel) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2906 break;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2907 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2908
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2909 temp = *p;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2910 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2911
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2912 *p = node;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2913 node->parent = temp;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2914 node->left = sentinel;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2915 node->right = sentinel;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2916 ngx_rbt_red(node);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2917 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2918
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2919
7746 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	2920 static ngx_quic_stream_t *
7750 2935a11c55b6 Fixed QUIC stream insert and find. Roman Arutyunyan <arut@nginx.com> parents: 7748 diff changeset	2921 ngx_quic_find_stream(ngx_rbtree_t *rbtree, uint64_t id)
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2922 {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2923 ngx_rbtree_node_t node, sentinel;
7750 2935a11c55b6 Fixed QUIC stream insert and find. Roman Arutyunyan <arut@nginx.com> parents: 7748 diff changeset	2924 ngx_quic_stream_t *qn;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2925
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2926 node = rbtree->root;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2927 sentinel = rbtree->sentinel;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2928
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2929 while (node != sentinel) {
7750 2935a11c55b6 Fixed QUIC stream insert and find. Roman Arutyunyan <arut@nginx.com> parents: 7748 diff changeset	2930 qn = (ngx_quic_stream_t *) node;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2931
7750 2935a11c55b6 Fixed QUIC stream insert and find. Roman Arutyunyan <arut@nginx.com> parents: 7748 diff changeset	2932 if (id == qn->id) {
2935a11c55b6 Fixed QUIC stream insert and find. Roman Arutyunyan <arut@nginx.com> parents: 7748 diff changeset	2933 return qn;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2934 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2935
7750 2935a11c55b6 Fixed QUIC stream insert and find. Roman Arutyunyan <arut@nginx.com> parents: 7748 diff changeset	2936 node = (id < qn->id) ? node->left : node->right;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2937 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2938
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2939 return NULL;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2940 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2941
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	2942
7746 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	2943 static ngx_quic_stream_t *
7748 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2944 ngx_quic_create_stream(ngx_connection_t *c, uint64_t id, size_t rcvbuf_size)
7695 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2945 {
7842 fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2946 ngx_log_t *log;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2947 ngx_pool_t *pool;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2948 ngx_quic_stream_t *sn;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2949 ngx_pool_cleanup_t *cln;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2950 ngx_quic_connection_t *qc;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2951
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	2952 qc = c->quic;
7695 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2953
7748 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2954 pool = ngx_create_pool(NGX_DEFAULT_POOL_SIZE, c->log);
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2955 if (pool == NULL) {
7695 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2956 return NULL;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2957 }
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2958
7748 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2959 sn = ngx_pcalloc(pool, sizeof(ngx_quic_stream_t));
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2960 if (sn == NULL) {
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2961 ngx_destroy_pool(pool);
7695 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2962 return NULL;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2963 }
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2964
7748 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2965 sn->node.key = id;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2966 sn->parent = c;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2967 sn->id = id;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2968
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2969 sn->b = ngx_create_temp_buf(pool, rcvbuf_size);
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2970 if (sn->b == NULL) {
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2971 ngx_destroy_pool(pool);
7695 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2972 return NULL;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2973 }
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2974
7811 72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2975 ngx_queue_init(&sn->fs.frames);
72d20158c814 Added reordering support for STREAM frames. Vladimir Homutov <vl@nginx.com> parents: 7810 diff changeset	2976
7695 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2977 log = ngx_palloc(pool, sizeof(ngx_log_t));
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2978 if (log == NULL) {
7748 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2979 ngx_destroy_pool(pool);
7695 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2980 return NULL;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2981 }
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2982
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2983 log = c->log;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2984 pool->log = log;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2985
7748 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2986 sn->c = ngx_get_connection(-1, log);
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2987 if (sn->c == NULL) {
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2988 ngx_destroy_pool(pool);
7695 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2989 return NULL;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2990 }
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	2991
7746 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	2992 sn->c->qs = sn;
7748 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2993 sn->c->pool = pool;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2994 sn->c->ssl = c->ssl;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2995 sn->c->sockaddr = c->sockaddr;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2996 sn->c->listening = c->listening;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2997 sn->c->addr_text = c->addr_text;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2998 sn->c->local_sockaddr = c->local_sockaddr;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	2999 sn->c->number = ngx_atomic_fetch_add(ngx_connection_counter, 1);
7695 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	3000
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	3001 sn->c->recv = ngx_quic_stream_recv;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	3002 sn->c->send = ngx_quic_stream_send;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	3003 sn->c->send_chain = ngx_quic_stream_send_chain;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	3004
7748 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	3005 sn->c->read->log = c->log;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	3006 sn->c->write->log = c->log;
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	3007
7839 44cac24aaa44 Assign connection number to every QUIC stream log. Roman Arutyunyan <arut@nginx.com> parents: 7838 diff changeset	3008 log->connection = sn->c->number;
44cac24aaa44 Assign connection number to every QUIC stream log. Roman Arutyunyan <arut@nginx.com> parents: 7838 diff changeset	3009
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3010 if ((id & NGX_QUIC_STREAM_UNIDIRECTIONAL) == 0
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3011 \|\| (id & NGX_QUIC_STREAM_SERVER_INITIATED))
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3012 {
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3013 sn->c->write->ready = 1;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3014 }
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3015
7842 fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3016 if (id & NGX_QUIC_STREAM_UNIDIRECTIONAL) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3017 if (id & NGX_QUIC_STREAM_SERVER_INITIATED) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3018 sn->send_max_data = qc->ctp.initial_max_stream_data_uni;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3019 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3020
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3021 } else {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3022 if (id & NGX_QUIC_STREAM_SERVER_INITIATED) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3023 sn->send_max_data = qc->ctp.initial_max_stream_data_bidi_remote;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3024 } else {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3025 sn->send_max_data = qc->ctp.initial_max_stream_data_bidi_local;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3026 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3027 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3028
7705 5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3029 cln = ngx_pool_cleanup_add(pool, 0);
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3030 if (cln == NULL) {
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3031 ngx_close_connection(sn->c);
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3032 ngx_destroy_pool(pool);
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3033 return NULL;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3034 }
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3035
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3036 cln->handler = ngx_quic_stream_cleanup_handler;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3037 cln->data = sn->c;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3038
7748 4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	3039 ngx_rbtree_insert(&c->quic->streams.tree, &sn->node);
4cf00c14f11a Safe QUIC stream creation. Roman Arutyunyan <arut@nginx.com> parents: 7747 diff changeset	3040
7695 cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	3041 return sn;
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	3042 }
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	3043
cfc429911c0d Implemented creation of server unidirectional streams. Vladimir Homutov <vl@nginx.com> parents: 7691 diff changeset	3044
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3045 static ssize_t
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3046 ngx_quic_stream_recv(ngx_connection_t c, u_char buf, size_t size)
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3047 {
7815 0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3048 ssize_t len;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3049 ngx_buf_t *b;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3050 ngx_event_t *rev;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3051 ngx_connection_t *pc;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3052 ngx_quic_frame_t *frame;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3053 ngx_quic_stream_t *qs;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3054 ngx_quic_connection_t *qc;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3055
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3056 qs = c->qs;
7746 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	3057 b = qs->b;
7815 0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3058 pc = qs->parent;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3059 qc = pc->quic;
7745 5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7744 diff changeset	3060 rev = c->read;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3061
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3062 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3063 "quic stream id 0x%xi recv: eof:%d, avail:%z",
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3064 qs->id, rev->pending_eof, b->last - b->pos);
7745 5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7744 diff changeset	3065
7732 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	3066 if (b->pos == b->last) {
7745 5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7744 diff changeset	3067 rev->ready = 0;
5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7744 diff changeset	3068
5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7744 diff changeset	3069 if (rev->pending_eof) {
5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7744 diff changeset	3070 rev->eof = 1;
5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7744 diff changeset	3071 return 0;
5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7744 diff changeset	3072 }
5f223cdad40e Implemented eof in QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7744 diff changeset	3073
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3074 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3075 "quic stream id 0x%xi recv() not ready", qs->id);
7732 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	3076 return NGX_AGAIN;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3077 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3078
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3079 len = ngx_min(b->last - b->pos, (ssize_t) size);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3080
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3081 ngx_memcpy(buf, b->pos, len);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3082
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3083 b->pos += len;
7842 fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3084 qc->streams.received += len;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3085
7732 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	3086 if (b->pos == b->last) {
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	3087 b->pos = b->start;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	3088 b->last = b->start;
7760 32db41d603cd Fixed handling QUIC stream eof. Roman Arutyunyan <arut@nginx.com> parents: 7759 diff changeset	3089 rev->ready = rev->pending_eof;
7732 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	3090 }
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 7731 diff changeset	3091
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3092 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3093 "quic stream id 0x%xi recv: %z of %uz", qs->id, len, size);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3094
7815 0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3095 if (!rev->pending_eof) {
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3096 frame = ngx_quic_alloc_frame(pc, 0);
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3097 if (frame == NULL) {
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3098 return NGX_ERROR;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3099 }
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3100
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3101 frame->level = ssl_encryption_application;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3102 frame->type = NGX_QUIC_FT_MAX_STREAM_DATA;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3103 frame->u.max_stream_data.id = qs->id;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3104 frame->u.max_stream_data.limit = qs->fs.received + (b->pos - b->start)
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3105 + (b->end - b->last);
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3106
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3107 ngx_sprintf(frame->info, "MAX_STREAM_DATA id:%d limit:%d l=%d on recv",
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3108 (int) frame->u.max_stream_data.id,
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3109 (int) frame->u.max_stream_data.limit,
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3110 frame->level);
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3111
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3112 ngx_quic_queue_frame(pc->quic, frame);
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3113 }
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3114
7842 fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3115 if ((qc->streams.recv_max_data / 2) < qc->streams.received) {
7815 0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3116
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3117 frame = ngx_quic_alloc_frame(pc, 0);
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3118
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3119 if (frame == NULL) {
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3120 return NGX_ERROR;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3121 }
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3122
7842 fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3123 qc->streams.recv_max_data *= 2;
7815 0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3124
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3125 frame->level = ssl_encryption_application;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3126 frame->type = NGX_QUIC_FT_MAX_DATA;
7842 fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3127 frame->u.max_data.max_data = qc->streams.recv_max_data;
7815 0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3128
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3129 ngx_sprintf(frame->info, "MAX_DATA max_data:%d level=%d on recv",
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3130 (int) frame->u.max_data.max_data, frame->level);
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3131
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3132 ngx_quic_queue_frame(pc->quic, frame);
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3133
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3134 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3135 "quic stream id 0x%xi recv: increased max data: %ui",
7842 fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3136 qs->id, qc->streams.recv_max_data);
7815 0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3137 }
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 7814 diff changeset	3138
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3139 return len;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3140 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3141
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3142
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3143 static ssize_t
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3144 ngx_quic_stream_send(ngx_connection_t c, u_char buf, size_t size)
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3145 {
7822 6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3146 u_char p, end;
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3147 size_t fsize, limit, n, len;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3148 uint64_t sent, unacked;
7746 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	3149 ngx_connection_t *pc;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	3150 ngx_quic_frame_t *frame;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	3151 ngx_quic_stream_t *qs;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	3152 ngx_quic_connection_t *qc;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3153
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3154 qs = c->qs;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3155 pc = qs->parent;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3156 qc = pc->quic;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3157
7747 618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 7746 diff changeset	3158 if (qc->closing) {
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 7746 diff changeset	3159 return NGX_ERROR;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 7746 diff changeset	3160 }
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 7746 diff changeset	3161
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3162 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3163 "quic stream id 0x%xi send: %uz", qs->id, size);
7747 618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 7746 diff changeset	3164
7822 6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3165 /*
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3166 * we need to fit at least 1 frame into a packet, thus account head/tail;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3167 * 25 = 1 + 8x3 is max header for STREAM frame, with 1 byte for frame type
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3168 */
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3169 limit = qc->ctp.max_packet_size - NGX_QUIC_MAX_SHORT_HEADER - 25
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3170 - EVP_GCM_TLS_TAG_LEN;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3171
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3172 len = size;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3173 sent = c->sent;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3174 unacked = sent - qs->acked;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3175
7842 fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3176 if (qc->streams.send_max_data == 0) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3177 qc->streams.send_max_data = qc->ctp.initial_max_data;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3178 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3179
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3180 if (unacked >= NGX_QUIC_STREAM_BUFSIZE) {
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3181 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3182 "quic send hit buffer size");
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3183 len = 0;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3184
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3185 } else if (unacked + len > NGX_QUIC_STREAM_BUFSIZE) {
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3186 len = NGX_QUIC_STREAM_BUFSIZE - unacked;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3187 }
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3188
7842 fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3189 if (qc->streams.sent >= qc->streams.send_max_data) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3190 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3191 "quic send hit MAX_DATA");
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3192 len = 0;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3193
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3194 } else if (qc->streams.sent + len > qc->streams.send_max_data) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3195 len = qc->streams.send_max_data - qc->streams.sent;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3196 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3197
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3198 if (sent >= qs->send_max_data) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3199 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3200 "quic send hit MAX_STREAM_DATA");
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3201 len = 0;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3202
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3203 } else if (sent + len > qs->send_max_data) {
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3204 len = qs->send_max_data - sent;
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3205 }
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3206
7822 6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3207 p = (u_char *) buf;
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3208 end = (u_char *) buf + len;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3209 n = 0;
7822 6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3210
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3211 while (p < end) {
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3212
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3213 fsize = ngx_min(limit, (size_t) (end - p));
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3214
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3215 frame = ngx_quic_alloc_frame(pc, fsize);
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3216 if (frame == NULL) {
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3217 return 0;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3218 }
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3219
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3220 ngx_memcpy(frame->data, p, fsize);
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3221
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3222 frame->level = ssl_encryption_application;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3223 frame->type = NGX_QUIC_FT_STREAM6; /* OFF=1 LEN=1 FIN=0 */
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3224 frame->u.stream.off = 1;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3225 frame->u.stream.len = 1;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3226 frame->u.stream.fin = 0;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3227
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3228 frame->u.stream.type = frame->type;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3229 frame->u.stream.stream_id = qs->id;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3230 frame->u.stream.offset = c->sent;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3231 frame->u.stream.length = fsize;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3232 frame->u.stream.data = frame->data;
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3233
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3234 c->sent += fsize;
7842 fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3235 qc->streams.sent += fsize;
7822 6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3236 p += fsize;
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3237 n += fsize;
7822 6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3238
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3239 ngx_sprintf(frame->info, "stream 0x%xi len=%ui level=%d",
7822 6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3240 qs->id, fsize, frame->level);
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3241
6481427ca3fc Respecting maximum packet size. Vladimir Homutov <vl@nginx.com> parents: 7821 diff changeset	3242 ngx_quic_queue_frame(qc, frame);
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3243 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3244
7842 fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3245 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, c->log, 0,
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3246 "quic send %uz of %uz, sent:%O, unacked:%uL",
fab75acb1f72 Respect MAX_DATA and MAX_STREAM_DATA from QUIC client. Roman Arutyunyan <arut@nginx.com> parents: 7841 diff changeset	3247 n, size, c->sent, (uint64_t) c->sent - qs->acked);
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3248
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3249 if (n != size) {
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3250 c->write->ready = 0;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3251 }
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3252
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3253 if (n == 0) {
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3254 return NGX_AGAIN;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3255 }
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3256
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3257 return n;
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3258 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3259
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3260
7705 5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3261 static void
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3262 ngx_quic_stream_cleanup_handler(void *data)
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3263 {
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3264 ngx_connection_t *c = data;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3265
7746 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	3266 ngx_connection_t *pc;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	3267 ngx_quic_frame_t *frame;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	3268 ngx_quic_stream_t *qs;
b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	3269 ngx_quic_connection_t *qc;
7705 5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3270
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3271 qs = c->qs;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3272 pc = qs->parent;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3273 qc = pc->quic;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3274
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3275 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3276 "quic stream id 0x%xi cleanup", qs->id);
7747 618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 7746 diff changeset	3277
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 7746 diff changeset	3278 ngx_rbtree_delete(&qc->streams.tree, &qs->node);
7825 d42b50d239f4 Fixed memory leak with reordered stream frames. Vladimir Homutov <vl@nginx.com> parents: 7823 diff changeset	3279 ngx_quic_free_frames(pc, &qs->fs.frames);
7747 618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 7746 diff changeset	3280
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 7746 diff changeset	3281 if (qc->closing) {
7832 ad3a6f069498 Added proper handling of connection close phases. Vladimir Homutov <vl@nginx.com> parents: 7831 diff changeset	3282 /* schedule handler call to continue ngx_quic_close_connection() */
7747 618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 7746 diff changeset	3283 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: 7746 diff changeset	3284 return;
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 7746 diff changeset	3285 }
618a65de08b3 When closing a QUIC connection, wait for all streams to finish. Roman Arutyunyan <arut@nginx.com> parents: 7746 diff changeset	3286
7746 b364af7f9f3f Removed ngx_quic_stream_node_t. Roman Arutyunyan <arut@nginx.com> parents: 7745 diff changeset	3287 if ((qs->id & 0x03) == NGX_QUIC_STREAM_UNIDIRECTIONAL) {
7705 5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3288 /* do not send fin for client unidirectional streams */
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3289 return;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3290 }
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3291
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3292 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3293 "quic stream id 0x%xi send fin", qs->id);
7705 5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3294
7752 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3295 frame = ngx_quic_alloc_frame(pc, 0);
7705 5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3296 if (frame == NULL) {
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3297 return;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3298 }
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3299
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3300 frame->level = ssl_encryption_application;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3301 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: 7703 diff changeset	3302 frame->u.stream.off = 1;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3303 frame->u.stream.len = 1;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3304 frame->u.stream.fin = 1;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3305
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3306 frame->u.stream.type = frame->type;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3307 frame->u.stream.stream_id = qs->id;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3308 frame->u.stream.offset = c->sent;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3309 frame->u.stream.length = 0;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3310 frame->u.stream.data = NULL;
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3311
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3312 ngx_sprintf(frame->info, "stream 0x%xi fin=1 level=%d",
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3313 qs->id, frame->level);
7705 5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3314
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3315 ngx_quic_queue_frame(qc, frame);
7759 1ec905f4d851 Push QUIC stream frames in send() and cleanup handler. Roman Arutyunyan <arut@nginx.com> parents: 7756 diff changeset	3316
1ec905f4d851 Push QUIC stream frames in send() and cleanup handler. Roman Arutyunyan <arut@nginx.com> parents: 7756 diff changeset	3317 (void) ngx_quic_output(pc);
7705 5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3318 }
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3319
5ad7bffd3850 Send a FIN frame when QUIC stream is closed. Roman Arutyunyan <arut@nginx.com> parents: 7703 diff changeset	3320
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3321 static ngx_chain_t *
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3322 ngx_quic_stream_send_chain(ngx_connection_t c, ngx_chain_t in,
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3323 off_t limit)
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3324 {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3325 size_t len;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3326 ssize_t n;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3327 ngx_buf_t *b;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3328
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3329 for ( /* void */; in; in = in->next) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3330 b = in->buf;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3331
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3332 if (!ngx_buf_in_memory(b)) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3333 continue;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3334 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3335
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3336 if (ngx_buf_size(b) == 0) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3337 continue;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3338 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3339
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3340 len = b->last - b->pos;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3341
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3342 n = ngx_quic_stream_send(c, b->pos, len);
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3343
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3344 if (n == NGX_ERROR) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3345 return NGX_CHAIN_ERROR;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3346 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3347
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3348 if (n == NGX_AGAIN) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3349 return in;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3350 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3351
7827 47dac6e0521a Fixed QUIC buffer consumption in send_chain(). Roman Arutyunyan <arut@nginx.com> parents: 7825 diff changeset	3352 b->pos += n;
47dac6e0521a Fixed QUIC buffer consumption in send_chain(). Roman Arutyunyan <arut@nginx.com> parents: 7825 diff changeset	3353
7691 714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3354 if (n != (ssize_t) len) {
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3355 return in;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3356 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3357 }
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3358
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3359 return NULL;
714a19dba6af Style and handlers. Vladimir Homutov <vl@nginx.com> parents: 7690 diff changeset	3360 }
7752 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3361
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3362
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3363 static ngx_quic_frame_t *
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3364 ngx_quic_alloc_frame(ngx_connection_t *c, size_t size)
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3365 {
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3366 u_char *p;
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	3367 ngx_queue_t *q;
7752 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3368 ngx_quic_frame_t *frame;
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3369 ngx_quic_connection_t *qc;
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3370
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3371 if (size) {
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3372 p = ngx_alloc(size, c->log);
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3373 if (p == NULL) {
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3374 return NULL;
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3375 }
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3376
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3377 } else {
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3378 p = NULL;
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3379 }
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3380
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3381 qc = c->quic;
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	3382
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	3383 if (!ngx_queue_empty(&qc->free_frames)) {
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	3384
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	3385 q = ngx_queue_head(&qc->free_frames);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	3386 frame = ngx_queue_data(q, ngx_quic_frame_t, queue);
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	3387
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	3388 ngx_queue_remove(&frame->queue);
7752 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3389
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3390 #ifdef NGX_QUIC_DEBUG_FRAMES_ALLOC
7752 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3391 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3392 "quic reuse frame n:%ui", qc->nframes);
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3393 #endif
7752 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3394
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3395 } else {
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3396 frame = ngx_pcalloc(c->pool, sizeof(ngx_quic_frame_t));
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3397 if (frame == NULL) {
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3398 ngx_free(p);
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3399 return NULL;
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3400 }
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3401
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3402 #if (NGX_DEBUG)
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3403 ++qc->nframes;
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3404 #endif
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3405
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3406 #ifdef NGX_QUIC_DEBUG_FRAMES_ALLOC
7752 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3407 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3408 "quic alloc frame n:%ui", qc->nframes);
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3409 #endif
7752 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3410 }
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3411
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3412 ngx_memzero(frame, sizeof(ngx_quic_frame_t));
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3413
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3414 frame->data = p;
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3415
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3416 return frame;
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3417 }
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3418
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3419
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3420 static void
7841 eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3421 ngx_quic_congestion_ack(ngx_connection_t c, ngx_quic_frame_t f)
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3422 {
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3423 ssize_t n;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3424 ngx_msec_t timer;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3425 ngx_quic_congestion_t *cg;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3426 ngx_quic_connection_t *qc;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3427
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3428 qc = c->quic;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3429 cg = &qc->congestion;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3430
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3431 n = ngx_quic_create_frame(NULL, f);
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3432
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3433 cg->in_flight -= n;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3434
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3435 timer = f->last - cg->recovery_start;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3436
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3437 if ((ngx_msec_int_t) timer <= 0) {
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3438 return;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3439 }
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3440
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3441 if (cg->window < cg->ssthresh) {
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3442 cg->window += n;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3443
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3444 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0,
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3445 "quic congestion slow start win:%uz, ss:%uz, if:%uz",
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3446 cg->window, cg->ssthresh, cg->in_flight);
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3447
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3448 } else {
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3449 cg->window += qc->tp.max_packet_size * n / cg->window;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3450
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3451 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0,
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3452 "quic congestion avoidance win:%uz, ss:%uz, if:%uz",
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3453 cg->window, cg->ssthresh, cg->in_flight);
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3454 }
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3455
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3456 /* prevent recovery_start from wrapping */
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3457
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3458 timer = cg->recovery_start - ngx_current_msec + qc->tp.max_idle_timeout * 2;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3459
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3460 if ((ngx_msec_int_t) timer < 0) {
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3461 cg->recovery_start = ngx_current_msec - qc->tp.max_idle_timeout * 2;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3462 }
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3463 }
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3464
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3465
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3466 static void
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3467 ngx_quic_congestion_lost(ngx_connection_t *c, ngx_msec_t sent)
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3468 {
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3469 ngx_msec_t timer;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3470 ngx_quic_congestion_t *cg;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3471 ngx_quic_connection_t *qc;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3472
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3473 qc = c->quic;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3474 cg = &qc->congestion;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3475
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3476 timer = sent - cg->recovery_start;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3477
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3478 if ((ngx_msec_int_t) timer <= 0) {
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3479 return;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3480 }
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3481
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3482 cg->recovery_start = ngx_current_msec;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3483 cg->window /= 2;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3484
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3485 if (cg->window < qc->tp.max_packet_size * 2) {
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3486 cg->window = qc->tp.max_packet_size * 2;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3487 }
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3488
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3489 cg->ssthresh = cg->window;
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3490
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3491 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0,
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3492 "quic congestion lost win:%uz, ss:%uz, if:%uz",
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3493 cg->window, cg->ssthresh, cg->in_flight);
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3494 }
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3495
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3496
eee307399229 QUIC basic congestion control. Roman Arutyunyan <arut@nginx.com> parents: 7840 diff changeset	3497 static void
7752 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3498 ngx_quic_free_frame(ngx_connection_t c, ngx_quic_frame_t frame)
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3499 {
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3500 ngx_quic_connection_t *qc;
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3501
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3502 qc = c->quic;
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3503
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3504 if (frame->data) {
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3505 ngx_free(frame->data);
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3506 }
c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3507
7774 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 7773 diff changeset	3508 ngx_queue_insert_head(&qc->free_frames, &frame->queue);
7752 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3509
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3510 #ifdef NGX_QUIC_DEBUG_FRAMES_ALLOC
7752 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3511 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
7836 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3512 "quic free frame n:%ui", qc->nframes);
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 7833 diff changeset	3513 #endif
7752 c7185bc5b4d9 QUIC frames reuse. Roman Arutyunyan <arut@nginx.com> parents: 7751 diff changeset	3514 }

Mercurial > hg > nginx-quic

annotate src/event/ngx_event_quic.c @ 7852:0aa6b02a1546 quic