nginx: src/event/ngx_event

annotate src/event/ngx_event_udp.c @ 8003:0f6cc8f73744

Core: added function for local source address cmsg.

author	Vladimir Homutov <vl@nginx.com>
date	Tue, 25 Jan 2022 15:48:58 +0300
parents	fdc3d40979b0
children	32b0ba4855a6

rev	line source
7285 88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	1
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	2 /*
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	3 * Copyright (C) Roman Arutyunyan
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	4 * Copyright (C) Nginx, Inc.
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	5 */
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	6
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	7
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	8 #include <ngx_config.h>
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	9 #include <ngx_core.h>
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	10 #include <ngx_event.h>
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	11
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	12
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	13 #if !(NGX_WIN32)
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	14
7286 d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	15 struct ngx_udp_connection_s {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	16 ngx_rbtree_node_t node;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	17 ngx_connection_t *connection;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	18 ngx_buf_t *buffer;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	19 };
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	20
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	21
7285 88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	22 static void ngx_close_accepted_udp_connection(ngx_connection_t *c);
7286 d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	23 static ssize_t ngx_udp_shared_recv(ngx_connection_t c, u_char buf,
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	24 size_t size);
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	25 static ngx_int_t ngx_insert_udp_connection(ngx_connection_t *c);
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	26 static ngx_connection_t ngx_lookup_udp_connection(ngx_listening_t ls,
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	27 struct sockaddr *sockaddr, socklen_t socklen,
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	28 struct sockaddr *local_sockaddr, socklen_t local_socklen);
7285 88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	29
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	30
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	31 void
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	32 ngx_event_recvmsg(ngx_event_t *ev)
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	33 {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	34 ssize_t n;
7286 d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	35 ngx_buf_t buf;
7285 88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	36 ngx_log_t *log;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	37 ngx_err_t err;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	38 socklen_t socklen, local_socklen;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	39 ngx_event_t rev, wev;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	40 struct iovec iov[1];
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	41 struct msghdr msg;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	42 ngx_sockaddr_t sa, lsa;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	43 struct sockaddr sockaddr, local_sockaddr;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	44 ngx_listening_t *ls;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	45 ngx_event_conf_t *ecf;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	46 ngx_connection_t c, lc;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	47 static u_char buffer[65535];
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	48
8003 0f6cc8f73744 Core: added function for local source address cmsg. Vladimir Homutov <vl@nginx.com> parents: 7820 diff changeset	49 #if (NGX_HAVE_ADDRINFO_CMSG)
0f6cc8f73744 Core: added function for local source address cmsg. Vladimir Homutov <vl@nginx.com> parents: 7820 diff changeset	50 u_char msg_control[CMSG_SPACE(sizeof(ngx_addrinfo_t))];
7285 88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	51 #endif
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	52
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	53 if (ev->timedout) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	54 if (ngx_enable_accept_events((ngx_cycle_t *) ngx_cycle) != NGX_OK) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	55 return;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	56 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	57
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	58 ev->timedout = 0;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	59 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	60
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	61 ecf = ngx_event_get_conf(ngx_cycle->conf_ctx, ngx_event_core_module);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	62
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	63 if (!(ngx_event_flags & NGX_USE_KQUEUE_EVENT)) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	64 ev->available = ecf->multi_accept;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	65 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	66
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	67 lc = ev->data;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	68 ls = lc->listening;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	69 ev->ready = 0;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	70
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	71 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, ev->log, 0,
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	72 "recvmsg on %V, ready: %d", &ls->addr_text, ev->available);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	73
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	74 do {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	75 ngx_memzero(&msg, sizeof(struct msghdr));
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	76
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	77 iov[0].iov_base = (void *) buffer;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	78 iov[0].iov_len = sizeof(buffer);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	79
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	80 msg.msg_name = &sa;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	81 msg.msg_namelen = sizeof(ngx_sockaddr_t);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	82 msg.msg_iov = iov;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	83 msg.msg_iovlen = 1;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	84
8003 0f6cc8f73744 Core: added function for local source address cmsg. Vladimir Homutov <vl@nginx.com> parents: 7820 diff changeset	85 #if (NGX_HAVE_ADDRINFO_CMSG)
7285 88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	86 if (ls->wildcard) {
8003 0f6cc8f73744 Core: added function for local source address cmsg. Vladimir Homutov <vl@nginx.com> parents: 7820 diff changeset	87 msg.msg_control = &msg_control;
0f6cc8f73744 Core: added function for local source address cmsg. Vladimir Homutov <vl@nginx.com> parents: 7820 diff changeset	88 msg.msg_controllen = sizeof(msg_control);
7285 88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	89
8003 0f6cc8f73744 Core: added function for local source address cmsg. Vladimir Homutov <vl@nginx.com> parents: 7820 diff changeset	90 ngx_memzero(&msg_control, sizeof(msg_control));
0f6cc8f73744 Core: added function for local source address cmsg. Vladimir Homutov <vl@nginx.com> parents: 7820 diff changeset	91 }
7285 88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	92 #endif
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	93
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	94 n = recvmsg(lc->fd, &msg, 0);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	95
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	96 if (n == -1) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	97 err = ngx_socket_errno;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	98
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	99 if (err == NGX_EAGAIN) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	100 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, err,
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	101 "recvmsg() not ready");
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	102 return;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	103 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	104
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	105 ngx_log_error(NGX_LOG_ALERT, ev->log, err, "recvmsg() failed");
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	106
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	107 return;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	108 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	109
8003 0f6cc8f73744 Core: added function for local source address cmsg. Vladimir Homutov <vl@nginx.com> parents: 7820 diff changeset	110 #if (NGX_HAVE_ADDRINFO_CMSG)
7285 88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	111 if (msg.msg_flags & (MSG_TRUNC\|MSG_CTRUNC)) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	112 ngx_log_error(NGX_LOG_ALERT, ev->log, 0,
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	113 "recvmsg() truncated data");
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	114 continue;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	115 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	116 #endif
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	117
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	118 sockaddr = msg.msg_name;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	119 socklen = msg.msg_namelen;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	120
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	121 if (socklen > (socklen_t) sizeof(ngx_sockaddr_t)) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	122 socklen = sizeof(ngx_sockaddr_t);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	123 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	124
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	125 if (socklen == 0) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	126
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	127 /*
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	128 * on Linux recvmsg() returns zero msg_namelen
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	129 * when receiving packets from unbound AF_UNIX sockets
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	130 */
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	131
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	132 socklen = sizeof(struct sockaddr);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	133 ngx_memzero(&sa, sizeof(struct sockaddr));
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	134 sa.sockaddr.sa_family = ls->sockaddr->sa_family;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	135 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	136
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	137 local_sockaddr = ls->sockaddr;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	138 local_socklen = ls->socklen;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	139
8003 0f6cc8f73744 Core: added function for local source address cmsg. Vladimir Homutov <vl@nginx.com> parents: 7820 diff changeset	140 #if (NGX_HAVE_ADDRINFO_CMSG)
7285 88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	141
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	142 if (ls->wildcard) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	143 struct cmsghdr *cmsg;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	144
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	145 ngx_memcpy(&lsa, local_sockaddr, local_socklen);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	146 local_sockaddr = &lsa.sockaddr;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	147
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	148 for (cmsg = CMSG_FIRSTHDR(&msg);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	149 cmsg != NULL;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	150 cmsg = CMSG_NXTHDR(&msg, cmsg))
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	151 {
8003 0f6cc8f73744 Core: added function for local source address cmsg. Vladimir Homutov <vl@nginx.com> parents: 7820 diff changeset	152 if (ngx_get_srcaddr_cmsg(cmsg, local_sockaddr) == NGX_OK) {
7285 88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	153 break;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	154 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	155 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	156 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	157
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	158 #endif
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	159
7286 d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	160 c = ngx_lookup_udp_connection(ls, sockaddr, socklen, local_sockaddr,
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	161 local_socklen);
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	162
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	163 if (c) {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	164
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	165 #if (NGX_DEBUG)
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	166 if (c->log->log_level & NGX_LOG_DEBUG_EVENT) {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	167 ngx_log_handler_pt handler;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	168
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	169 handler = c->log->handler;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	170 c->log->handler = NULL;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	171
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	172 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	173 "recvmsg: fd:%d n:%z", c->fd, n);
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	174
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	175 c->log->handler = handler;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	176 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	177 #endif
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	178
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	179 ngx_memzero(&buf, sizeof(ngx_buf_t));
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	180
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	181 buf.pos = buffer;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	182 buf.last = buffer + n;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	183
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	184 rev = c->read;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	185
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	186 c->udp->buffer = &buf;
7440 6d4bc025c5a7 Prevented scheduling events on a shared connection. Roman Arutyunyan <arut@nginx.com> parents: 7393 diff changeset	187
7286 d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	188 rev->ready = 1;
7440 6d4bc025c5a7 Prevented scheduling events on a shared connection. Roman Arutyunyan <arut@nginx.com> parents: 7393 diff changeset	189 rev->active = 0;
7286 d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	190
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	191 rev->handler(rev);
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	192
7391 27559d4a5151 Stream: fixed possible use of a freed connection. Vladimir Homutov <vl@nginx.com> parents: 7286 diff changeset	193 if (c->udp) {
27559d4a5151 Stream: fixed possible use of a freed connection. Vladimir Homutov <vl@nginx.com> parents: 7286 diff changeset	194 c->udp->buffer = NULL;
27559d4a5151 Stream: fixed possible use of a freed connection. Vladimir Homutov <vl@nginx.com> parents: 7286 diff changeset	195 }
27559d4a5151 Stream: fixed possible use of a freed connection. Vladimir Homutov <vl@nginx.com> parents: 7286 diff changeset	196
7286 d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	197 rev->ready = 0;
7440 6d4bc025c5a7 Prevented scheduling events on a shared connection. Roman Arutyunyan <arut@nginx.com> parents: 7393 diff changeset	198 rev->active = 1;
7286 d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	199
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	200 goto next;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	201 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	202
7285 88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	203 #if (NGX_STAT_STUB)
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	204 (void) ngx_atomic_fetch_add(ngx_stat_accepted, 1);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	205 #endif
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	206
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	207 ngx_accept_disabled = ngx_cycle->connection_n / 8
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	208 - ngx_cycle->free_connection_n;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	209
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	210 c = ngx_get_connection(lc->fd, ev->log);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	211 if (c == NULL) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	212 return;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	213 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	214
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	215 c->shared = 1;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	216 c->type = SOCK_DGRAM;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	217 c->socklen = socklen;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	218
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	219 #if (NGX_STAT_STUB)
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	220 (void) ngx_atomic_fetch_add(ngx_stat_active, 1);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	221 #endif
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	222
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	223 c->pool = ngx_create_pool(ls->pool_size, ev->log);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	224 if (c->pool == NULL) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	225 ngx_close_accepted_udp_connection(c);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	226 return;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	227 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	228
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	229 c->sockaddr = ngx_palloc(c->pool, socklen);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	230 if (c->sockaddr == NULL) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	231 ngx_close_accepted_udp_connection(c);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	232 return;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	233 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	234
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	235 ngx_memcpy(c->sockaddr, sockaddr, socklen);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	236
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	237 log = ngx_palloc(c->pool, sizeof(ngx_log_t));
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	238 if (log == NULL) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	239 ngx_close_accepted_udp_connection(c);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	240 return;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	241 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	242
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	243 *log = ls->log;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	244
7286 d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	245 c->recv = ngx_udp_shared_recv;
7285 88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	246 c->send = ngx_udp_send;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	247 c->send_chain = ngx_udp_send_chain;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	248
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	249 c->log = log;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	250 c->pool->log = log;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	251 c->listening = ls;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	252
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	253 if (local_sockaddr == &lsa.sockaddr) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	254 local_sockaddr = ngx_palloc(c->pool, local_socklen);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	255 if (local_sockaddr == NULL) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	256 ngx_close_accepted_udp_connection(c);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	257 return;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	258 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	259
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	260 ngx_memcpy(local_sockaddr, &lsa, local_socklen);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	261 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	262
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	263 c->local_sockaddr = local_sockaddr;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	264 c->local_socklen = local_socklen;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	265
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	266 c->buffer = ngx_create_temp_buf(c->pool, n);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	267 if (c->buffer == NULL) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	268 ngx_close_accepted_udp_connection(c);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	269 return;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	270 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	271
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	272 c->buffer->last = ngx_cpymem(c->buffer->last, buffer, n);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	273
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	274 rev = c->read;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	275 wev = c->write;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	276
7440 6d4bc025c5a7 Prevented scheduling events on a shared connection. Roman Arutyunyan <arut@nginx.com> parents: 7393 diff changeset	277 rev->active = 1;
7285 88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	278 wev->ready = 1;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	279
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	280 rev->log = log;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	281 wev->log = log;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	282
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	283 /*
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	284 * TODO: MT: - ngx_atomic_fetch_add()
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	285 * or protection by critical section or light mutex
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	286 *
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	287 * TODO: MP: - allocated in a shared memory
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	288 * - ngx_atomic_fetch_add()
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	289 * or protection by critical section or light mutex
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	290 */
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	291
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	292 c->number = ngx_atomic_fetch_add(ngx_connection_counter, 1);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	293
7820 fdc3d40979b0 Introduced the "keepalive_time" directive. Maxim Dounin <mdounin@mdounin.ru> parents: 7440 diff changeset	294 c->start_time = ngx_current_msec;
fdc3d40979b0 Introduced the "keepalive_time" directive. Maxim Dounin <mdounin@mdounin.ru> parents: 7440 diff changeset	295
7285 88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	296 #if (NGX_STAT_STUB)
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	297 (void) ngx_atomic_fetch_add(ngx_stat_handled, 1);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	298 #endif
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	299
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	300 if (ls->addr_ntop) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	301 c->addr_text.data = ngx_pnalloc(c->pool, ls->addr_text_max_len);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	302 if (c->addr_text.data == NULL) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	303 ngx_close_accepted_udp_connection(c);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	304 return;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	305 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	306
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	307 c->addr_text.len = ngx_sock_ntop(c->sockaddr, c->socklen,
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	308 c->addr_text.data,
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	309 ls->addr_text_max_len, 0);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	310 if (c->addr_text.len == 0) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	311 ngx_close_accepted_udp_connection(c);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	312 return;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	313 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	314 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	315
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	316 #if (NGX_DEBUG)
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	317 {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	318 ngx_str_t addr;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	319 u_char text[NGX_SOCKADDR_STRLEN];
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	320
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	321 ngx_debug_accepted_connection(ecf, c);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	322
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	323 if (log->log_level & NGX_LOG_DEBUG_EVENT) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	324 addr.data = text;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	325 addr.len = ngx_sock_ntop(c->sockaddr, c->socklen, text,
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	326 NGX_SOCKADDR_STRLEN, 1);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	327
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	328 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, log, 0,
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	329 "*%uA recvmsg: %V fd:%d n:%z",
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	330 c->number, &addr, c->fd, n);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	331 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	332
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	333 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	334 #endif
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	335
7286 d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	336 if (ngx_insert_udp_connection(c) != NGX_OK) {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	337 ngx_close_accepted_udp_connection(c);
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	338 return;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	339 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	340
7285 88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	341 log->data = NULL;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	342 log->handler = NULL;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	343
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	344 ls->handler(c);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	345
7286 d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	346 next:
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	347
7285 88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	348 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	349 ev->available -= n;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	350 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	351
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	352 } while (ev->available);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	353 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	354
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	355
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	356 static void
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	357 ngx_close_accepted_udp_connection(ngx_connection_t *c)
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	358 {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	359 ngx_free_connection(c);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	360
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	361 c->fd = (ngx_socket_t) -1;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	362
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	363 if (c->pool) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	364 ngx_destroy_pool(c->pool);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	365 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	366
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	367 #if (NGX_STAT_STUB)
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	368 (void) ngx_atomic_fetch_add(ngx_stat_active, -1);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	369 #endif
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	370 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	371
7286 d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	372
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	373 static ssize_t
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	374 ngx_udp_shared_recv(ngx_connection_t c, u_char buf, size_t size)
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	375 {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	376 ssize_t n;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	377 ngx_buf_t *b;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	378
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	379 if (c->udp == NULL \|\| c->udp->buffer == NULL) {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	380 return NGX_AGAIN;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	381 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	382
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	383 b = c->udp->buffer;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	384
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	385 n = ngx_min(b->last - b->pos, (ssize_t) size);
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	386
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	387 ngx_memcpy(buf, b->pos, n);
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	388
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	389 c->udp->buffer = NULL;
7440 6d4bc025c5a7 Prevented scheduling events on a shared connection. Roman Arutyunyan <arut@nginx.com> parents: 7393 diff changeset	390
7286 d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	391 c->read->ready = 0;
7440 6d4bc025c5a7 Prevented scheduling events on a shared connection. Roman Arutyunyan <arut@nginx.com> parents: 7393 diff changeset	392 c->read->active = 1;
7286 d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	393
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	394 return n;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	395 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	396
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	397
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	398 void
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	399 ngx_udp_rbtree_insert_value(ngx_rbtree_node_t *temp,
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	400 ngx_rbtree_node_t node, ngx_rbtree_node_t sentinel)
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	401 {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	402 ngx_int_t rc;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	403 ngx_connection_t c, ct;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	404 ngx_rbtree_node_t **p;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	405 ngx_udp_connection_t udp, udpt;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	406
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	407 for ( ;; ) {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	408
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	409 if (node->key < temp->key) {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	410
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	411 p = &temp->left;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	412
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	413 } else if (node->key > temp->key) {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	414
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	415 p = &temp->right;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	416
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	417 } else { /* node->key == temp->key */
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	418
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	419 udp = (ngx_udp_connection_t *) node;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	420 c = udp->connection;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	421
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	422 udpt = (ngx_udp_connection_t *) temp;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	423 ct = udpt->connection;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	424
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	425 rc = ngx_cmp_sockaddr(c->sockaddr, c->socklen,
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	426 ct->sockaddr, ct->socklen, 1);
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	427
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	428 if (rc == 0 && c->listening->wildcard) {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	429 rc = ngx_cmp_sockaddr(c->local_sockaddr, c->local_socklen,
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	430 ct->local_sockaddr, ct->local_socklen, 1);
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	431 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	432
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	433 p = (rc < 0) ? &temp->left : &temp->right;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	434 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	435
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	436 if (*p == sentinel) {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	437 break;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	438 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	439
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	440 temp = *p;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	441 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	442
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	443 *p = node;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	444 node->parent = temp;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	445 node->left = sentinel;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	446 node->right = sentinel;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	447 ngx_rbt_red(node);
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	448 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	449
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	450
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	451 static ngx_int_t
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	452 ngx_insert_udp_connection(ngx_connection_t *c)
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	453 {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	454 uint32_t hash;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	455 ngx_pool_cleanup_t *cln;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	456 ngx_udp_connection_t *udp;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	457
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	458 if (c->udp) {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	459 return NGX_OK;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	460 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	461
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	462 udp = ngx_pcalloc(c->pool, sizeof(ngx_udp_connection_t));
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	463 if (udp == NULL) {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	464 return NGX_ERROR;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	465 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	466
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	467 udp->connection = c;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	468
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	469 ngx_crc32_init(hash);
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	470 ngx_crc32_update(&hash, (u_char *) c->sockaddr, c->socklen);
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	471
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	472 if (c->listening->wildcard) {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	473 ngx_crc32_update(&hash, (u_char *) c->local_sockaddr, c->local_socklen);
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	474 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	475
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	476 ngx_crc32_final(hash);
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	477
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	478 udp->node.key = hash;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	479
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	480 cln = ngx_pool_cleanup_add(c->pool, 0);
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	481 if (cln == NULL) {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	482 return NGX_ERROR;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	483 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	484
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	485 cln->data = c;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	486 cln->handler = ngx_delete_udp_connection;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	487
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	488 ngx_rbtree_insert(&c->listening->rbtree, &udp->node);
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	489
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	490 c->udp = udp;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	491
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	492 return NGX_OK;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	493 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	494
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	495
7393 4698cede59ff Stream: proxy_requests directive. Vladimir Homutov <vl@nginx.com> parents: 7391 diff changeset	496 void
7286 d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	497 ngx_delete_udp_connection(void *data)
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	498 {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	499 ngx_connection_t *c = data;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	500
7393 4698cede59ff Stream: proxy_requests directive. Vladimir Homutov <vl@nginx.com> parents: 7391 diff changeset	501 if (c->udp == NULL) {
4698cede59ff Stream: proxy_requests directive. Vladimir Homutov <vl@nginx.com> parents: 7391 diff changeset	502 return;
4698cede59ff Stream: proxy_requests directive. Vladimir Homutov <vl@nginx.com> parents: 7391 diff changeset	503 }
4698cede59ff Stream: proxy_requests directive. Vladimir Homutov <vl@nginx.com> parents: 7391 diff changeset	504
7286 d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	505 ngx_rbtree_delete(&c->listening->rbtree, &c->udp->node);
7391 27559d4a5151 Stream: fixed possible use of a freed connection. Vladimir Homutov <vl@nginx.com> parents: 7286 diff changeset	506
27559d4a5151 Stream: fixed possible use of a freed connection. Vladimir Homutov <vl@nginx.com> parents: 7286 diff changeset	507 c->udp = NULL;
7286 d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	508 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	509
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	510
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	511 static ngx_connection_t *
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	512 ngx_lookup_udp_connection(ngx_listening_t ls, struct sockaddr sockaddr,
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	513 socklen_t socklen, struct sockaddr *local_sockaddr, socklen_t local_socklen)
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	514 {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	515 uint32_t hash;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	516 ngx_int_t rc;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	517 ngx_connection_t *c;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	518 ngx_rbtree_node_t node, sentinel;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	519 ngx_udp_connection_t *udp;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	520
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	521 #if (NGX_HAVE_UNIX_DOMAIN)
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	522
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	523 if (sockaddr->sa_family == AF_UNIX) {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	524 struct sockaddr_un saun = (struct sockaddr_un ) sockaddr;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	525
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	526 if (socklen <= (socklen_t) offsetof(struct sockaddr_un, sun_path)
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	527 \|\| saun->sun_path[0] == '\0')
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	528 {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	529 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ngx_cycle->log, 0,
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	530 "unbound unix socket");
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	531 return NULL;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	532 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	533 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	534
7285 88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	535 #endif
7286 d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	536
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	537 node = ls->rbtree.root;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	538 sentinel = ls->rbtree.sentinel;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	539
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	540 ngx_crc32_init(hash);
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	541 ngx_crc32_update(&hash, (u_char *) sockaddr, socklen);
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	542
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	543 if (ls->wildcard) {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	544 ngx_crc32_update(&hash, (u_char *) local_sockaddr, local_socklen);
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	545 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	546
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	547 ngx_crc32_final(hash);
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	548
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	549 while (node != sentinel) {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	550
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	551 if (hash < node->key) {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	552 node = node->left;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	553 continue;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	554 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	555
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	556 if (hash > node->key) {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	557 node = node->right;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	558 continue;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	559 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	560
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	561 /* hash == node->key */
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	562
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	563 udp = (ngx_udp_connection_t *) node;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	564
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	565 c = udp->connection;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	566
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	567 rc = ngx_cmp_sockaddr(sockaddr, socklen,
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	568 c->sockaddr, c->socklen, 1);
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	569
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	570 if (rc == 0 && ls->wildcard) {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	571 rc = ngx_cmp_sockaddr(local_sockaddr, local_socklen,
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	572 c->local_sockaddr, c->local_socklen, 1);
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	573 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	574
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	575 if (rc == 0) {
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	576 return c;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	577 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	578
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	579 node = (rc < 0) ? node->left : node->right;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	580 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	581
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	582 return NULL;
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	583 }
d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	584
7393 4698cede59ff Stream: proxy_requests directive. Vladimir Homutov <vl@nginx.com> parents: 7391 diff changeset	585 #else
4698cede59ff Stream: proxy_requests directive. Vladimir Homutov <vl@nginx.com> parents: 7391 diff changeset	586
4698cede59ff Stream: proxy_requests directive. Vladimir Homutov <vl@nginx.com> parents: 7391 diff changeset	587 void
4698cede59ff Stream: proxy_requests directive. Vladimir Homutov <vl@nginx.com> parents: 7391 diff changeset	588 ngx_delete_udp_connection(void *data)
4698cede59ff Stream: proxy_requests directive. Vladimir Homutov <vl@nginx.com> parents: 7391 diff changeset	589 {
4698cede59ff Stream: proxy_requests directive. Vladimir Homutov <vl@nginx.com> parents: 7391 diff changeset	590 return;
4698cede59ff Stream: proxy_requests directive. Vladimir Homutov <vl@nginx.com> parents: 7391 diff changeset	591 }
4698cede59ff Stream: proxy_requests directive. Vladimir Homutov <vl@nginx.com> parents: 7391 diff changeset	592
7286 d27aa9060c95 Stream: udp streams. Roman Arutyunyan <arut@nginx.com> parents: 7285 diff changeset	593 #endif

Mercurial > hg > nginx

annotate src/event/ngx_event_udp.c @ 8003:0f6cc8f73744