nginx: src/event/quic/ngx_event_quic

annotate src/event/quic/ngx_event_quic_connid.c @ 8754:915c2f7092ed quic

QUIC: ngx_quic_frames_stream_t made opaque.

author	Sergey Kandaurov <pluknet@nginx.com>
date	Tue, 13 Apr 2021 11:49:52 +0300
parents	e0cb1e58ca13
children	4117aa7fa38e

rev	line source
8748 e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	2 /*
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	3 * Copyright (C) Nginx, Inc.
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	4 */
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	5
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	6
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	7 #include <ngx_config.h>
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	8 #include <ngx_core.h>
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	9 #include <ngx_event.h>
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	10 #include <ngx_event_quic_connection.h>
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	11
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	12
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	13 #define NGX_QUIC_MAX_SERVER_IDS 8
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	14
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	15
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	16 static ngx_int_t ngx_quic_create_server_id(ngx_connection_t c, u_char id);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	17 #if (NGX_QUIC_BPF)
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	18 static ngx_int_t ngx_quic_bpf_attach_id(ngx_connection_t c, u_char id);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	19 #endif
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	20 static ngx_int_t ngx_quic_retire_connection_id(ngx_connection_t *c,
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	21 enum ssl_encryption_level_t level, uint64_t seqnum);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	22 static ngx_quic_server_id_t ngx_quic_insert_server_id(ngx_connection_t c,
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	23 ngx_quic_connection_t qc, ngx_str_t id);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	24 static ngx_quic_client_id_t ngx_quic_alloc_client_id(ngx_connection_t c,
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	25 ngx_quic_connection_t *qc);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	26 static ngx_quic_server_id_t ngx_quic_alloc_server_id(ngx_connection_t c,
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	27 ngx_quic_connection_t *qc);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	28
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	29
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	30 ngx_int_t
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	31 ngx_quic_setup_connection_ids(ngx_connection_t c, ngx_quic_connection_t qc,
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	32 ngx_quic_header_t *pkt)
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	33 {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	34 ngx_quic_server_id_t sid, osid;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	35 ngx_quic_client_id_t *cid;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	36
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	37 /*
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	38 * qc->nclient_ids = 0
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	39 * qc->nserver_ids = 0
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	40 * qc->max_retired_seqnum = 0
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	41 */
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	42
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	43 ngx_queue_init(&qc->client_ids);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	44 ngx_queue_init(&qc->server_ids);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	45 ngx_queue_init(&qc->free_client_ids);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	46 ngx_queue_init(&qc->free_server_ids);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	47
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	48 qc->odcid.len = pkt->odcid.len;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	49 qc->odcid.data = ngx_pstrdup(c->pool, &pkt->odcid);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	50 if (qc->odcid.data == NULL) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	51 return NGX_ERROR;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	52 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	53
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	54 qc->tp.original_dcid = qc->odcid;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	55
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	56 qc->scid.len = pkt->scid.len;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	57 qc->scid.data = ngx_pstrdup(c->pool, &pkt->scid);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	58 if (qc->scid.data == NULL) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	59 return NGX_ERROR;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	60 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	61
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	62 qc->dcid.len = NGX_QUIC_SERVER_CID_LEN;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	63 qc->dcid.data = ngx_pnalloc(c->pool, qc->dcid.len);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	64 if (qc->dcid.data == NULL) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	65 return NGX_ERROR;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	66 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	67
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	68 if (ngx_quic_create_server_id(c, qc->dcid.data) != NGX_OK) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	69 return NGX_ERROR;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	70 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	71
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	72 qc->tp.initial_scid = qc->dcid;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	73
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	74 cid = ngx_quic_alloc_client_id(c, qc);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	75 if (cid == NULL) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	76 return NGX_ERROR;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	77 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	78
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	79 cid->seqnum = 0;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	80 cid->len = pkt->scid.len;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	81 ngx_memcpy(cid->id, pkt->scid.data, pkt->scid.len);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	82
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	83 ngx_queue_insert_tail(&qc->client_ids, &cid->queue);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	84 qc->nclient_ids++;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	85 qc->client_seqnum = 0;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	86
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	87 qc->server_seqnum = NGX_QUIC_UNSET_PN;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	88
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	89 osid = ngx_quic_insert_server_id(c, qc, &qc->odcid);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	90 if (osid == NULL) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	91 return NGX_ERROR;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	92 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	93
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	94 qc->server_seqnum = 0;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	95
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	96 sid = ngx_quic_insert_server_id(c, qc, &qc->dcid);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	97 if (sid == NULL) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	98 ngx_rbtree_delete(&c->listening->rbtree, &osid->udp.node);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	99 return NGX_ERROR;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	100 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	101
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	102 c->udp = &sid->udp;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	103
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	104 return NGX_OK;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	105 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	106
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	107
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	108 static ngx_int_t
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	109 ngx_quic_create_server_id(ngx_connection_t c, u_char id)
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	110 {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	111 if (RAND_bytes(id, NGX_QUIC_SERVER_CID_LEN) != 1) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	112 return NGX_ERROR;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	113 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	114
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	115 #if (NGX_QUIC_BPF)
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	116 if (ngx_quic_bpf_attach_id(c, id) != NGX_OK) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	117 ngx_log_error(NGX_LOG_ERR, c->log, 0,
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	118 "quic bpf failed to generate socket key");
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	119 /* ignore error, things still may work */
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	120 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	121 #endif
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	122
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	123 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	124 "quic create server id %*xs",
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	125 (size_t) NGX_QUIC_SERVER_CID_LEN, id);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	126 return NGX_OK;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	127 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	128
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	129
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	130 #if (NGX_QUIC_BPF)
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	131
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	132 static ngx_int_t
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	133 ngx_quic_bpf_attach_id(ngx_connection_t c, u_char id)
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	134 {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	135 int fd;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	136 uint64_t cookie;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	137 socklen_t optlen;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	138
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	139 fd = c->listening->fd;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	140
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	141 optlen = sizeof(cookie);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	142
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	143 if (getsockopt(fd, SOL_SOCKET, SO_COOKIE, &cookie, &optlen) == -1) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	144 ngx_log_error(NGX_LOG_ERR, c->log, ngx_socket_errno,
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	145 "quic getsockopt(SO_COOKIE) failed");
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	146
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	147 return NGX_ERROR;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	148 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	149
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	150 ngx_quic_dcid_encode_key(id, cookie);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	151
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	152 return NGX_OK;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	153 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	154
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	155 #endif
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	156
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	157
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	158
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	159
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	160 ngx_int_t
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	161 ngx_quic_handle_new_connection_id_frame(ngx_connection_t *c,
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	162 ngx_quic_header_t pkt, ngx_quic_new_conn_id_frame_t f)
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	163 {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	164 ngx_queue_t *q;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	165 ngx_quic_client_id_t cid, item;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	166 ngx_quic_connection_t *qc;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	167
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	168 qc = ngx_quic_get_connection(c);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	169
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	170 if (f->seqnum < qc->max_retired_seqnum) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	171 /*
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	172 * An endpoint that receives a NEW_CONNECTION_ID frame with
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	173 * a sequence number smaller than the Retire Prior To field
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	174 * of a previously received NEW_CONNECTION_ID frame MUST send
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	175 * a corresponding RETIRE_CONNECTION_ID frame that retires
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	176 * the newly received connection ID, unless it has already
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	177 * done so for that sequence number.
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	178 */
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	179
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	180 if (ngx_quic_retire_connection_id(c, pkt->level, f->seqnum) != NGX_OK) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	181 return NGX_ERROR;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	182 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	183
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	184 goto retire;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	185 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	186
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	187 cid = NULL;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	188
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	189 for (q = ngx_queue_head(&qc->client_ids);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	190 q != ngx_queue_sentinel(&qc->client_ids);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	191 q = ngx_queue_next(q))
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	192 {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	193 item = ngx_queue_data(q, ngx_quic_client_id_t, queue);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	194
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	195 if (item->seqnum == f->seqnum) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	196 cid = item;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	197 break;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	198 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	199 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	200
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	201 if (cid) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	202 /*
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	203 * Transmission errors, timeouts and retransmissions might cause the
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	204 * same NEW_CONNECTION_ID frame to be received multiple times
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	205 */
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	206
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	207 if (cid->len != f->len
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	208 \|\| ngx_strncmp(cid->id, f->cid, f->len) != 0
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	209 \|\| ngx_strncmp(cid->sr_token, f->srt, NGX_QUIC_SR_TOKEN_LEN) != 0)
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	210 {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	211 /*
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	212 * ..a sequence number is used for different connection IDs,
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	213 * the endpoint MAY treat that receipt as a connection error
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	214 * of type PROTOCOL_VIOLATION.
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	215 */
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	216 qc->error = NGX_QUIC_ERR_PROTOCOL_VIOLATION;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	217 qc->error_reason = "seqnum refers to different connection id/token";
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	218 return NGX_ERROR;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	219 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	220
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	221 } else {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	222
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	223 cid = ngx_quic_alloc_client_id(c, qc);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	224 if (cid == NULL) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	225 return NGX_ERROR;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	226 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	227
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	228 cid->seqnum = f->seqnum;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	229 cid->len = f->len;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	230 ngx_memcpy(cid->id, f->cid, f->len);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	231
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	232 ngx_memcpy(cid->sr_token, f->srt, NGX_QUIC_SR_TOKEN_LEN);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	233
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	234 ngx_queue_insert_tail(&qc->client_ids, &cid->queue);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	235 qc->nclient_ids++;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	236
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	237 /* always use latest available connection id */
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	238 if (f->seqnum > qc->client_seqnum) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	239 qc->scid.len = cid->len;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	240 qc->scid.data = cid->id;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	241 qc->client_seqnum = f->seqnum;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	242 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	243 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	244
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	245 retire:
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	246
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	247 if (qc->max_retired_seqnum && f->retire <= qc->max_retired_seqnum) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	248 /*
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	249 * Once a sender indicates a Retire Prior To value, smaller values sent
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	250 * in subsequent NEW_CONNECTION_ID frames have no effect. A receiver
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	251 * MUST ignore any Retire Prior To fields that do not increase the
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	252 * largest received Retire Prior To value.
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	253 */
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	254 goto done;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	255 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	256
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	257 qc->max_retired_seqnum = f->retire;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	258
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	259 q = ngx_queue_head(&qc->client_ids);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	260
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	261 while (q != ngx_queue_sentinel(&qc->client_ids)) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	262
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	263 cid = ngx_queue_data(q, ngx_quic_client_id_t, queue);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	264 q = ngx_queue_next(q);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	265
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	266 if (cid->seqnum >= f->retire) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	267 continue;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	268 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	269
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	270 /* this connection id must be retired */
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	271
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	272 if (ngx_quic_retire_connection_id(c, pkt->level, cid->seqnum)
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	273 != NGX_OK)
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	274 {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	275 return NGX_ERROR;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	276 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	277
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	278 ngx_queue_remove(&cid->queue);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	279 ngx_queue_insert_head(&qc->free_client_ids, &cid->queue);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	280 qc->nclient_ids--;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	281 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	282
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	283 done:
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	284
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	285 if (qc->nclient_ids > qc->tp.active_connection_id_limit) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	286 /*
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	287 * After processing a NEW_CONNECTION_ID frame and
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	288 * adding and retiring active connection IDs, if the number of active
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	289 * connection IDs exceeds the value advertised in its
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	290 * active_connection_id_limit transport parameter, an endpoint MUST
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	291 * close the connection with an error of type CONNECTION_ID_LIMIT_ERROR.
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	292 */
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	293 qc->error = NGX_QUIC_ERR_CONNECTION_ID_LIMIT_ERROR;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	294 qc->error_reason = "too many connection ids received";
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	295 return NGX_ERROR;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	296 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	297
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	298 return NGX_OK;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	299 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	300
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	301
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	302 static ngx_int_t
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	303 ngx_quic_retire_connection_id(ngx_connection_t *c,
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	304 enum ssl_encryption_level_t level, uint64_t seqnum)
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	305 {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	306 ngx_quic_frame_t *frame;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	307 ngx_quic_connection_t *qc;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	308
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	309 qc = ngx_quic_get_connection(c);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	310
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	311 frame = ngx_quic_alloc_frame(c);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	312 if (frame == NULL) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	313 return NGX_ERROR;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	314 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	315
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	316 frame->level = level;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	317 frame->type = NGX_QUIC_FT_RETIRE_CONNECTION_ID;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	318 frame->u.retire_cid.sequence_number = seqnum;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	319
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	320 ngx_quic_queue_frame(qc, frame);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	321
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	322 return NGX_OK;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	323 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	324
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	325
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	326 ngx_int_t
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	327 ngx_quic_handle_retire_connection_id_frame(ngx_connection_t *c,
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	328 ngx_quic_header_t pkt, ngx_quic_retire_cid_frame_t f)
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	329 {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	330 ngx_queue_t *q;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	331 ngx_quic_server_id_t *sid;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	332 ngx_quic_connection_t *qc;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	333
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	334 qc = ngx_quic_get_connection(c);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	335
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	336 for (q = ngx_queue_head(&qc->server_ids);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	337 q != ngx_queue_sentinel(&qc->server_ids);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	338 q = ngx_queue_next(q))
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	339 {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	340 sid = ngx_queue_data(q, ngx_quic_server_id_t, queue);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	341
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	342 if (sid->seqnum == f->sequence_number) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	343 ngx_queue_remove(q);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	344 ngx_queue_insert_tail(&qc->free_server_ids, &sid->queue);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	345 ngx_rbtree_delete(&c->listening->rbtree, &sid->udp.node);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	346 qc->nserver_ids--;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	347 break;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	348 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	349 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	350
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	351 return ngx_quic_issue_server_ids(c);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	352 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	353
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	354
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	355 ngx_int_t
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	356 ngx_quic_issue_server_ids(ngx_connection_t *c)
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	357 {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	358 ngx_str_t dcid;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	359 ngx_uint_t n;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	360 ngx_quic_frame_t *frame;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	361 ngx_quic_server_id_t *sid;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	362 ngx_quic_connection_t *qc;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	363 u_char id[NGX_QUIC_SERVER_CID_LEN];
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	364
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	365 qc = ngx_quic_get_connection(c);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	366
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	367 n = ngx_min(NGX_QUIC_MAX_SERVER_IDS, qc->ctp.active_connection_id_limit);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	368
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	369 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	370 "quic issue server ids has:%ui max:%ui", qc->nserver_ids, n);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	371
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	372 while (qc->nserver_ids < n) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	373 if (ngx_quic_create_server_id(c, id) != NGX_OK) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	374 return NGX_ERROR;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	375 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	376
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	377 dcid.len = NGX_QUIC_SERVER_CID_LEN;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	378 dcid.data = id;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	379
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	380 sid = ngx_quic_insert_server_id(c, qc, &dcid);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	381 if (sid == NULL) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	382 return NGX_ERROR;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	383 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	384
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	385 frame = ngx_quic_alloc_frame(c);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	386 if (frame == NULL) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	387 return NGX_ERROR;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	388 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	389
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	390 frame->level = ssl_encryption_application;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	391 frame->type = NGX_QUIC_FT_NEW_CONNECTION_ID;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	392 frame->u.ncid.seqnum = sid->seqnum;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	393 frame->u.ncid.retire = 0;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	394 frame->u.ncid.len = NGX_QUIC_SERVER_CID_LEN;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	395 ngx_memcpy(frame->u.ncid.cid, id, NGX_QUIC_SERVER_CID_LEN);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	396
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	397 if (ngx_quic_new_sr_token(c, &dcid, qc->conf->sr_token_key,
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	398 frame->u.ncid.srt)
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	399 != NGX_OK)
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	400 {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	401 return NGX_ERROR;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	402 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	403
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	404 ngx_quic_queue_frame(qc, frame);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	405 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	406
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	407 return NGX_OK;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	408 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	409
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	410
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	411 void
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	412 ngx_quic_clear_temp_server_ids(ngx_connection_t *c)
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	413 {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	414 ngx_queue_t q, next;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	415 ngx_quic_server_id_t *sid;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	416 ngx_quic_connection_t *qc;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	417
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	418 qc = ngx_quic_get_connection(c);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	419
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	420 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	421 "quic clear temp server ids");
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	422
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	423 for (q = ngx_queue_head(&qc->server_ids);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	424 q != ngx_queue_sentinel(&qc->server_ids);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	425 q = next)
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	426 {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	427 next = ngx_queue_next(q);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	428 sid = ngx_queue_data(q, ngx_quic_server_id_t, queue);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	429
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	430 if (sid->seqnum != NGX_QUIC_UNSET_PN) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	431 continue;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	432 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	433
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	434 ngx_queue_remove(q);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	435 ngx_queue_insert_tail(&qc->free_server_ids, &sid->queue);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	436 ngx_rbtree_delete(&c->listening->rbtree, &sid->udp.node);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	437 qc->nserver_ids--;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	438 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	439 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	440
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	441
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	442 static ngx_quic_server_id_t *
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	443 ngx_quic_insert_server_id(ngx_connection_t c, ngx_quic_connection_t qc,
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	444 ngx_str_t *id)
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	445 {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	446 ngx_str_t dcid;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	447 ngx_quic_server_id_t *sid;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	448
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	449 sid = ngx_quic_alloc_server_id(c, qc);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	450 if (sid == NULL) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	451 return NULL;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	452 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	453
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	454 sid->quic = qc;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	455
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	456 sid->seqnum = qc->server_seqnum;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	457
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	458 if (qc->server_seqnum != NGX_QUIC_UNSET_PN) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	459 qc->server_seqnum++;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	460 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	461
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	462 sid->len = id->len;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	463 ngx_memcpy(sid->id, id->data, id->len);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	464
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	465 ngx_queue_insert_tail(&qc->server_ids, &sid->queue);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	466 qc->nserver_ids++;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	467
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	468 dcid.data = sid->id;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	469 dcid.len = sid->len;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	470
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	471 ngx_insert_udp_connection(c, &sid->udp, &dcid);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	472
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	473 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0,
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	474 "quic insert server id seqnum:%uL id len:%uz %xV",
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	475 sid->seqnum, id->len, id);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	476
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	477 return sid;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	478 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	479
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	480
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	481 static ngx_quic_client_id_t *
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	482 ngx_quic_alloc_client_id(ngx_connection_t c, ngx_quic_connection_t qc)
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	483 {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	484 ngx_queue_t *q;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	485 ngx_quic_client_id_t *cid;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	486
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	487 if (!ngx_queue_empty(&qc->free_client_ids)) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	488
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	489 q = ngx_queue_head(&qc->free_client_ids);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	490 cid = ngx_queue_data(q, ngx_quic_client_id_t, queue);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	491
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	492 ngx_queue_remove(&cid->queue);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	493
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	494 ngx_memzero(cid, sizeof(ngx_quic_client_id_t));
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	495
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	496 } else {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	497
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	498 cid = ngx_pcalloc(c->pool, sizeof(ngx_quic_client_id_t));
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	499 if (cid == NULL) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	500 return NULL;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	501 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	502 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	503
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	504 return cid;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	505 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	506
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	507
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	508 static ngx_quic_server_id_t *
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	509 ngx_quic_alloc_server_id(ngx_connection_t c, ngx_quic_connection_t qc)
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	510 {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	511 ngx_queue_t *q;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	512 ngx_quic_server_id_t *sid;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	513
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	514 if (!ngx_queue_empty(&qc->free_server_ids)) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	515
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	516 q = ngx_queue_head(&qc->free_server_ids);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	517 sid = ngx_queue_data(q, ngx_quic_server_id_t, queue);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	518
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	519 ngx_queue_remove(&sid->queue);
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	520
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	521 ngx_memzero(sid, sizeof(ngx_quic_server_id_t));
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	522
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	523 } else {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	524
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	525 sid = ngx_pcalloc(c->pool, sizeof(ngx_quic_server_id_t));
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	526 if (sid == NULL) {
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	527 return NULL;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	528 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	529 }
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	530
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	531 return sid;
e0cb1e58ca13 QUIC: separate files for connection id related processing. Vladimir Homutov <vl@nginx.com> parents: diff changeset	532 }

Mercurial > hg > nginx

annotate src/event/quic/ngx_event_quic_connid.c @ 8754:915c2f7092ed quic