2002-08-07 00:39:45 +08:00
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2004-09-28 16:34:51 +08:00
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/*
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2004-09-30 00:00:49 +08:00
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* Copyright (C) Igor Sysoev
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2004-09-28 16:34:51 +08:00
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*/
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2002-08-07 00:39:45 +08:00
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#include <ngx_config.h>
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2002-08-26 23:18:19 +08:00
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#include <ngx_core.h>
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2002-08-07 00:39:45 +08:00
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#include <ngx_event.h>
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2003-06-02 23:24:30 +08:00
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#include <nginx.h>
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2002-08-07 00:39:45 +08:00
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2004-09-09 23:40:48 +08:00
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static void ngx_close_accepted_socket(ngx_socket_t s, ngx_log_t *log);
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2005-01-25 20:27:35 +08:00
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static u_char *ngx_accept_log_error(ngx_log_t *log, u_char *buf, size_t len);
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2003-11-20 00:26:41 +08:00
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2003-05-14 00:02:32 +08:00
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void ngx_event_accept(ngx_event_t *ev)
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2002-08-07 00:39:45 +08:00
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{
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2005-01-25 20:27:35 +08:00
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ngx_uint_t instance, accepted;
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socklen_t len;
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struct sockaddr *sa;
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ngx_err_t err;
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ngx_log_t *log;
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ngx_pool_t *pool;
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ngx_socket_t s;
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ngx_event_t *rev, *wev;
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ngx_connection_t *c, *ls;
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ngx_event_conf_t *ecf;
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2003-05-29 21:02:09 +08:00
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2003-07-07 14:11:50 +08:00
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ecf = ngx_event_get_conf(ngx_cycle->conf_ctx, ngx_event_core_module);
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2003-01-30 15:28:09 +08:00
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2004-07-07 23:01:00 +08:00
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if (ngx_event_flags & NGX_USE_RTSIG_EVENT) {
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2004-02-03 05:19:52 +08:00
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ev->available = 1;
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2004-10-21 23:34:38 +08:00
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} else if (!(ngx_event_flags & NGX_USE_KQUEUE_EVENT)) {
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2004-02-03 05:19:52 +08:00
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ev->available = ecf->multi_accept;
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}
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2003-05-29 21:02:09 +08:00
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ls = ev->data;
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2002-12-15 14:25:09 +08:00
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2004-02-12 01:08:49 +08:00
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ngx_log_debug2(NGX_LOG_DEBUG_EVENT, ev->log, 0,
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2004-11-11 22:07:14 +08:00
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"accept on %V, ready: %d",
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&ls->listening->addr_text, ev->available);
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2003-01-30 15:28:09 +08:00
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2002-08-07 00:39:45 +08:00
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ev->ready = 0;
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2003-11-20 00:26:41 +08:00
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accepted = 0;
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2004-02-03 05:19:52 +08:00
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pool = NULL;
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2003-01-30 15:28:09 +08:00
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2002-08-07 00:39:45 +08:00
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do {
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2003-05-20 23:37:55 +08:00
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2004-02-03 05:19:52 +08:00
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if (pool == NULL) {
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2003-05-20 23:37:55 +08:00
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2004-02-03 05:19:52 +08:00
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/*
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2004-06-07 03:49:18 +08:00
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* Create the pool before accept() to avoid the copying of
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* the sockaddr. Although accept() can fail it is uncommon
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* case and besides the pool can be got from the free pool list
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2004-02-03 05:19:52 +08:00
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*/
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if (!(pool = ngx_create_pool(ls->listening->pool_size, ev->log))) {
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return;
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}
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2003-05-14 00:02:32 +08:00
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}
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2003-11-20 00:26:41 +08:00
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if (!(sa = ngx_palloc(pool, ls->listening->socklen))) {
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2004-02-03 05:19:52 +08:00
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ngx_destroy_pool(pool);
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2003-05-14 00:02:32 +08:00
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return;
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}
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2003-01-30 15:28:09 +08:00
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2003-11-20 00:26:41 +08:00
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if (!(log = ngx_palloc(pool, sizeof(ngx_log_t)))) {
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2004-02-03 05:19:52 +08:00
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ngx_destroy_pool(pool);
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2003-11-20 00:26:41 +08:00
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return;
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}
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2004-02-03 05:19:52 +08:00
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2003-11-20 00:26:41 +08:00
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ngx_memcpy(log, ls->log, sizeof(ngx_log_t));
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pool->log = log;
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2003-06-11 23:28:34 +08:00
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2005-01-25 20:27:35 +08:00
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log->data = &ls->listening->addr_text;
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2003-11-20 00:26:41 +08:00
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log->handler = ngx_accept_log_error;
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len = ls->listening->socklen;
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2003-01-30 15:28:09 +08:00
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s = accept(ls->fd, sa, &len);
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2004-12-21 20:30:30 +08:00
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2003-01-30 15:28:09 +08:00
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if (s == -1) {
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2002-08-07 00:39:45 +08:00
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err = ngx_socket_errno;
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2003-01-30 15:28:09 +08:00
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2002-08-07 00:39:45 +08:00
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if (err == NGX_EAGAIN) {
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2004-09-14 23:55:24 +08:00
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#if 0
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2004-07-07 23:01:00 +08:00
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if (!(ngx_event_flags & NGX_USE_RTSIG_EVENT))
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2004-02-18 01:53:12 +08:00
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{
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ngx_log_error(NGX_LOG_NOTICE, log, err,
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"EAGAIN after %d accepted connection(s)",
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accepted);
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}
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2004-09-14 23:55:24 +08:00
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#endif
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2004-02-03 05:19:52 +08:00
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ngx_destroy_pool(pool);
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2003-05-14 00:02:32 +08:00
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return;
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2002-08-07 00:39:45 +08:00
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}
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2002-08-26 23:18:19 +08:00
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2003-01-30 15:28:09 +08:00
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ngx_log_error(NGX_LOG_ALERT, ev->log, err,
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2004-11-11 22:07:14 +08:00
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"accept() on %V failed", &ls->listening->addr_text);
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2003-05-29 21:02:09 +08:00
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2004-02-03 05:19:52 +08:00
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if (err == NGX_ECONNABORTED) {
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2004-10-21 23:34:38 +08:00
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if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) {
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2004-02-03 05:19:52 +08:00
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ev->available--;
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}
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if (ev->available) {
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/* reuse the previously allocated pool */
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continue;
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}
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}
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2003-05-29 21:02:09 +08:00
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ngx_destroy_pool(pool);
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return;
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}
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2004-09-15 03:39:54 +08:00
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#if (NGX_STAT_STUB)
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(*ngx_stat_accepted)++;
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#endif
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2004-04-22 02:54:33 +08:00
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ngx_accept_disabled = (ngx_uint_t) s + NGX_ACCEPT_THRESHOLD
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- ecf->connections;
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2003-07-23 03:53:10 +08:00
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/* disable warning: Win32 SOCKET is u_int while UNIX socket is int */
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2003-07-21 05:15:59 +08:00
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2004-04-22 02:54:33 +08:00
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if ((ngx_uint_t) s >= ecf->connections) {
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2003-05-29 21:02:09 +08:00
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ngx_log_error(NGX_LOG_ALERT, ev->log, 0,
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2004-11-11 22:07:14 +08:00
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"accept() on %V returned socket #%d while "
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2003-05-29 21:02:09 +08:00
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"only %d connections was configured, "
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2003-11-20 15:05:50 +08:00
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"closing the connection",
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2004-11-11 22:07:14 +08:00
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&ls->listening->addr_text, s, ecf->connections);
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2003-05-29 21:02:09 +08:00
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2004-09-09 23:40:48 +08:00
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ngx_close_accepted_socket(s, log);
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2003-05-29 21:02:09 +08:00
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ngx_destroy_pool(pool);
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2003-05-14 00:02:32 +08:00
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return;
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2002-08-07 00:39:45 +08:00
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}
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2002-08-26 23:18:19 +08:00
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2004-09-20 23:17:02 +08:00
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#if (NGX_STAT_STUB)
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(*ngx_stat_active)++;
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#endif
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2004-02-13 04:57:10 +08:00
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/* set a blocking mode for aio and non-blocking mode for the others */
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2003-05-21 21:28:21 +08:00
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if (ngx_inherited_nonblocking) {
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if ((ngx_event_flags & NGX_USE_AIO_EVENT)) {
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if (ngx_blocking(s) == -1) {
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2003-11-20 00:26:41 +08:00
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ngx_log_error(NGX_LOG_ALERT, log, ngx_socket_errno,
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ngx_blocking_n " failed");
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2003-05-29 21:02:09 +08:00
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2004-09-09 23:40:48 +08:00
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ngx_close_accepted_socket(s, log);
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2003-05-29 21:02:09 +08:00
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ngx_destroy_pool(pool);
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2003-05-21 21:28:21 +08:00
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return;
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}
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2003-02-07 01:21:13 +08:00
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}
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2003-05-21 21:28:21 +08:00
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} else {
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2004-06-07 03:49:18 +08:00
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if (!(ngx_event_flags & (NGX_USE_AIO_EVENT|NGX_USE_RTSIG_EVENT))) {
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2003-05-21 21:28:21 +08:00
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if (ngx_nonblocking(s) == -1) {
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2003-11-20 00:26:41 +08:00
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ngx_log_error(NGX_LOG_ALERT, log, ngx_socket_errno,
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ngx_nonblocking_n " failed");
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2003-05-29 21:02:09 +08:00
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2004-09-09 23:40:48 +08:00
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ngx_close_accepted_socket(s, log);
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2003-05-29 21:02:09 +08:00
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ngx_destroy_pool(pool);
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2003-05-21 21:28:21 +08:00
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return;
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}
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2003-02-07 01:21:13 +08:00
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}
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}
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2004-11-11 22:07:14 +08:00
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#if (NGX_WIN32)
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2003-06-11 23:28:34 +08:00
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/*
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* Winsock assignes a socket number divisible by 4
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* so to find a connection we divide a socket number by 4.
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*/
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if (s % 4) {
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2003-11-20 00:26:41 +08:00
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ngx_log_error(NGX_LOG_EMERG, ev->log, 0,
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2004-11-11 22:07:14 +08:00
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"accept() on %V returned socket #%d, "
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2003-11-20 00:26:41 +08:00
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"not divisible by 4",
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2004-11-11 22:07:14 +08:00
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&ls->listening->addr_text, s);
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2003-06-11 23:28:34 +08:00
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exit(1);
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}
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2003-07-07 14:11:50 +08:00
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c = &ngx_cycle->connections[s / 4];
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rev = &ngx_cycle->read_events[s / 4];
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wev = &ngx_cycle->write_events[s / 4];
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2003-06-11 23:28:34 +08:00
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#else
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2003-07-07 14:11:50 +08:00
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c = &ngx_cycle->connections[s];
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rev = &ngx_cycle->read_events[s];
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wev = &ngx_cycle->write_events[s];
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2003-06-11 23:28:34 +08:00
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#endif
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2002-12-15 14:25:09 +08:00
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2003-05-12 23:52:24 +08:00
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instance = rev->instance;
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2004-07-05 23:08:23 +08:00
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#if (NGX_THREADS)
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2004-07-07 14:15:04 +08:00
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if (*(&c->lock)) {
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2004-07-07 00:12:16 +08:00
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ngx_log_debug1(NGX_LOG_DEBUG_EVENT, ev->log, 0,
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2004-07-07 14:15:04 +08:00
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"spinlock in accept, fd:%", s);
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ngx_spinlock(&c->lock, 1000);
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ngx_unlock(&c->lock);
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2004-07-05 23:08:23 +08:00
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}
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2004-07-07 14:15:04 +08:00
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2004-07-05 23:08:23 +08:00
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#endif
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2002-12-15 14:25:09 +08:00
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ngx_memzero(rev, sizeof(ngx_event_t));
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ngx_memzero(wev, sizeof(ngx_event_t));
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ngx_memzero(c, sizeof(ngx_connection_t));
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2003-01-30 15:28:09 +08:00
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c->pool = pool;
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2003-06-11 23:28:34 +08:00
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c->listening = ls->listening;
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2003-01-30 15:28:09 +08:00
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c->sockaddr = sa;
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c->socklen = len;
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2002-08-07 00:39:45 +08:00
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2004-07-07 23:01:00 +08:00
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rev->instance = !instance;
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wev->instance = !instance;
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2003-05-12 23:52:24 +08:00
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2003-11-20 00:26:41 +08:00
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rev->index = NGX_INVALID_INDEX;
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wev->index = NGX_INVALID_INDEX;
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rev->data = c;
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wev->data = c;
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2002-08-26 23:18:19 +08:00
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2002-12-15 14:25:09 +08:00
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c->read = rev;
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c->write = wev;
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2002-08-07 00:39:45 +08:00
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2002-12-15 14:25:09 +08:00
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c->fd = s;
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c->unexpected_eof = 1;
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2003-11-20 00:26:41 +08:00
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2002-12-15 14:25:09 +08:00
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wev->write = 1;
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2003-10-29 16:30:44 +08:00
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wev->ready = 1;
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2002-08-07 00:39:45 +08:00
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2004-07-07 23:01:00 +08:00
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if (ngx_event_flags & (NGX_USE_AIO_EVENT|NGX_USE_RTSIG_EVENT)) {
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2004-06-07 03:49:18 +08:00
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/* epoll, rtsig, aio, iocp */
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2003-10-29 16:30:44 +08:00
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rev->ready = 1;
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2003-02-07 01:21:13 +08:00
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}
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2004-01-30 05:45:01 +08:00
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if (ev->deferred_accept) {
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rev->ready = 1;
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}
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2003-01-30 15:28:09 +08:00
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c->ctx = ls->ctx;
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c->servers = ls->servers;
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2004-07-19 03:11:20 +08:00
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c->recv = ngx_recv;
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c->send_chain = ngx_send_chain;
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2003-11-20 00:26:41 +08:00
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c->log = log;
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rev->log = log;
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wev->log = log;
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2002-08-07 00:39:45 +08:00
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2003-12-09 04:48:12 +08:00
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/*
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2004-02-12 01:08:49 +08:00
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* TODO: MT: - atomic increment (x86: lock xadd)
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2004-02-24 04:57:12 +08:00
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* or protection by critical section or light mutex
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2003-12-09 04:48:12 +08:00
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*
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* TODO: MP: - allocated in a shared memory
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* - atomic increment (x86: lock xadd)
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2004-02-24 04:57:12 +08:00
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* or protection by critical section or light mutex
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2003-12-09 04:48:12 +08:00
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*/
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2003-12-19 16:15:11 +08:00
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2004-04-10 00:03:04 +08:00
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c->number = ngx_atomic_inc(ngx_connection_counter);
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2002-08-07 00:39:45 +08:00
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2004-06-28 02:01:57 +08:00
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#if (NGX_THREADS)
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rev->lock = &c->lock;
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wev->lock = &c->lock;
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2004-07-07 14:15:04 +08:00
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rev->own_lock = &c->lock;
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|
|
|
wev->own_lock = &c->lock;
|
2004-06-28 02:01:57 +08:00
|
|
|
#endif
|
|
|
|
|
2004-01-22 14:47:28 +08:00
|
|
|
ngx_log_debug2(NGX_LOG_DEBUG_EVENT, ev->log, 0,
|
2004-02-24 04:57:12 +08:00
|
|
|
"accept: fd:%d c:%d", s, c->number);
|
2002-08-26 23:18:19 +08:00
|
|
|
|
2004-09-09 23:40:48 +08:00
|
|
|
if (c->listening->addr_ntop) {
|
|
|
|
c->addr_text.data = ngx_palloc(c->pool,
|
|
|
|
c->listening->addr_text_max_len);
|
|
|
|
if (c->addr_text.data == NULL) {
|
|
|
|
ngx_close_accepted_socket(s, log);
|
|
|
|
ngx_destroy_pool(pool);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
c->addr_text.len = ngx_sock_ntop(c->listening->family, c->sockaddr,
|
|
|
|
c->addr_text.data,
|
|
|
|
c->listening->addr_text_max_len);
|
|
|
|
if (c->addr_text.len == 0) {
|
|
|
|
ngx_close_accepted_socket(s, log);
|
|
|
|
ngx_destroy_pool(pool);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2004-04-08 23:58:25 +08:00
|
|
|
#if (NGX_DEBUG)
|
|
|
|
{
|
|
|
|
|
|
|
|
uint32_t *addr;
|
|
|
|
in_addr_t i;
|
nginx-0.1.14-RELEASE import
*) Feature: the autoconfiguration directives:
--http-client-body-temp-path=PATH, --http-proxy-temp-path=PATH, and
--http-fastcgi-temp-path=PATH
*) Change: the directory name for the temporary files with the client
request body is specified by directive client_body_temp_path, by
default it is <prefix>/client_body_temp.
*) Feature: the ngx_http_fastcgi_module and the directives:
fastcgi_pass, fastcgi_root, fastcgi_index, fastcgi_params,
fastcgi_connect_timeout, fastcgi_send_timeout, fastcgi_read_timeout,
fastcgi_send_lowat, fastcgi_header_buffer_size, fastcgi_buffers,
fastcgi_busy_buffers_size, fastcgi_temp_path,
fastcgi_max_temp_file_size, fastcgi_temp_file_write_size,
fastcgi_next_upstream, and fastcgi_x_powered_by.
*) Bugfix: the "[alert] zero size buf" error; the bug had appeared in
0.1.3.
*) Change: the URI must be specified after the host name in the
proxy_pass directive.
*) Change: the %3F symbol in the URI was considered as the argument
string start.
*) Feature: the unix domain sockets support in the
ngx_http_proxy_module.
*) Feature: the ssl_engine and ssl_ciphers directives.
Thanks to Sergey Skvortsov for SSL-accelerator.
2005-01-18 21:03:58 +08:00
|
|
|
struct sockaddr_in *sin;
|
2004-04-08 23:58:25 +08:00
|
|
|
|
nginx-0.1.14-RELEASE import
*) Feature: the autoconfiguration directives:
--http-client-body-temp-path=PATH, --http-proxy-temp-path=PATH, and
--http-fastcgi-temp-path=PATH
*) Change: the directory name for the temporary files with the client
request body is specified by directive client_body_temp_path, by
default it is <prefix>/client_body_temp.
*) Feature: the ngx_http_fastcgi_module and the directives:
fastcgi_pass, fastcgi_root, fastcgi_index, fastcgi_params,
fastcgi_connect_timeout, fastcgi_send_timeout, fastcgi_read_timeout,
fastcgi_send_lowat, fastcgi_header_buffer_size, fastcgi_buffers,
fastcgi_busy_buffers_size, fastcgi_temp_path,
fastcgi_max_temp_file_size, fastcgi_temp_file_write_size,
fastcgi_next_upstream, and fastcgi_x_powered_by.
*) Bugfix: the "[alert] zero size buf" error; the bug had appeared in
0.1.3.
*) Change: the URI must be specified after the host name in the
proxy_pass directive.
*) Change: the %3F symbol in the URI was considered as the argument
string start.
*) Feature: the unix domain sockets support in the
ngx_http_proxy_module.
*) Feature: the ssl_engine and ssl_ciphers directives.
Thanks to Sergey Skvortsov for SSL-accelerator.
2005-01-18 21:03:58 +08:00
|
|
|
sin = (struct sockaddr_in *) sa;
|
2004-04-08 23:58:25 +08:00
|
|
|
addr = ecf->debug_connection.elts;
|
|
|
|
for (i = 0; i < ecf->debug_connection.nelts; i++) {
|
nginx-0.1.14-RELEASE import
*) Feature: the autoconfiguration directives:
--http-client-body-temp-path=PATH, --http-proxy-temp-path=PATH, and
--http-fastcgi-temp-path=PATH
*) Change: the directory name for the temporary files with the client
request body is specified by directive client_body_temp_path, by
default it is <prefix>/client_body_temp.
*) Feature: the ngx_http_fastcgi_module and the directives:
fastcgi_pass, fastcgi_root, fastcgi_index, fastcgi_params,
fastcgi_connect_timeout, fastcgi_send_timeout, fastcgi_read_timeout,
fastcgi_send_lowat, fastcgi_header_buffer_size, fastcgi_buffers,
fastcgi_busy_buffers_size, fastcgi_temp_path,
fastcgi_max_temp_file_size, fastcgi_temp_file_write_size,
fastcgi_next_upstream, and fastcgi_x_powered_by.
*) Bugfix: the "[alert] zero size buf" error; the bug had appeared in
0.1.3.
*) Change: the URI must be specified after the host name in the
proxy_pass directive.
*) Change: the %3F symbol in the URI was considered as the argument
string start.
*) Feature: the unix domain sockets support in the
ngx_http_proxy_module.
*) Feature: the ssl_engine and ssl_ciphers directives.
Thanks to Sergey Skvortsov for SSL-accelerator.
2005-01-18 21:03:58 +08:00
|
|
|
if (addr[i] == sin->sin_addr.s_addr) {
|
2004-04-08 23:58:25 +08:00
|
|
|
log->log_level = NGX_LOG_DEBUG_CONNECTION|NGX_LOG_DEBUG_ALL;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
2004-07-07 23:01:00 +08:00
|
|
|
if (ngx_add_conn && (ngx_event_flags & NGX_USE_EPOLL_EVENT) == 0) {
|
2003-05-29 21:02:09 +08:00
|
|
|
if (ngx_add_conn(c) == NGX_ERROR) {
|
2004-09-09 23:40:48 +08:00
|
|
|
ngx_close_accepted_socket(s, log);
|
2003-05-29 21:02:09 +08:00
|
|
|
ngx_destroy_pool(pool);
|
2003-05-14 00:02:32 +08:00
|
|
|
return;
|
2003-03-04 14:33:48 +08:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2004-02-03 05:19:52 +08:00
|
|
|
pool = NULL;
|
|
|
|
|
2003-11-20 00:26:41 +08:00
|
|
|
log->data = NULL;
|
|
|
|
log->handler = NULL;
|
|
|
|
|
2003-06-11 23:28:34 +08:00
|
|
|
ls->listening->handler(c);
|
2002-08-07 00:39:45 +08:00
|
|
|
|
2004-10-21 23:34:38 +08:00
|
|
|
if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) {
|
2002-08-07 00:39:45 +08:00
|
|
|
ev->available--;
|
2003-01-30 15:28:09 +08:00
|
|
|
}
|
2003-11-20 00:26:41 +08:00
|
|
|
|
|
|
|
accepted++;
|
2003-01-30 15:28:09 +08:00
|
|
|
|
2002-08-07 00:39:45 +08:00
|
|
|
} while (ev->available);
|
|
|
|
}
|
2003-11-20 00:26:41 +08:00
|
|
|
|
|
|
|
|
2004-03-31 23:26:46 +08:00
|
|
|
ngx_int_t ngx_trylock_accept_mutex(ngx_cycle_t *cycle)
|
|
|
|
{
|
2004-04-05 04:32:09 +08:00
|
|
|
if (*ngx_accept_mutex == 0
|
|
|
|
&& ngx_atomic_cmp_set(ngx_accept_mutex, 0, ngx_pid))
|
|
|
|
{
|
2004-03-31 23:26:46 +08:00
|
|
|
ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
|
|
|
|
"accept mutex locked");
|
|
|
|
|
2004-04-01 14:21:13 +08:00
|
|
|
if (!ngx_accept_mutex_held) {
|
2004-03-31 23:26:46 +08:00
|
|
|
if (ngx_enable_accept_events(cycle) == NGX_ERROR) {
|
2004-04-01 14:21:13 +08:00
|
|
|
*ngx_accept_mutex = 0;
|
2004-03-31 23:26:46 +08:00
|
|
|
return NGX_ERROR;
|
|
|
|
}
|
|
|
|
|
2004-04-01 14:21:13 +08:00
|
|
|
ngx_accept_mutex_held = 1;
|
2004-03-31 23:26:46 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
return NGX_OK;
|
|
|
|
}
|
|
|
|
|
2004-04-01 14:21:13 +08:00
|
|
|
if (ngx_accept_mutex_held) {
|
2004-03-31 23:26:46 +08:00
|
|
|
if (ngx_disable_accept_events(cycle) == NGX_ERROR) {
|
|
|
|
return NGX_ERROR;
|
|
|
|
}
|
|
|
|
|
2004-04-01 14:21:13 +08:00
|
|
|
ngx_accept_mutex_held = 0;
|
2004-03-31 23:26:46 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
return NGX_OK;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
ngx_int_t ngx_enable_accept_events(ngx_cycle_t *cycle)
|
|
|
|
{
|
|
|
|
ngx_uint_t i;
|
|
|
|
ngx_listening_t *s;
|
|
|
|
|
|
|
|
s = cycle->listening.elts;
|
|
|
|
for (i = 0; i < cycle->listening.nelts; i++) {
|
|
|
|
|
|
|
|
/*
|
2004-06-07 03:49:18 +08:00
|
|
|
* we do not need to handle the Winsock sockets here (divide a socket
|
2004-03-31 23:26:46 +08:00
|
|
|
* number by 4) because this function would never called
|
|
|
|
* in the Winsock environment
|
|
|
|
*/
|
|
|
|
|
2004-06-07 03:49:18 +08:00
|
|
|
if (ngx_event_flags & NGX_USE_RTSIG_EVENT) {
|
2004-03-31 23:26:46 +08:00
|
|
|
if (ngx_add_conn(&cycle->connections[s[i].fd]) == NGX_ERROR) {
|
|
|
|
return NGX_ERROR;
|
|
|
|
}
|
|
|
|
|
|
|
|
} else {
|
|
|
|
if (ngx_add_event(&cycle->read_events[s[i].fd], NGX_READ_EVENT, 0)
|
|
|
|
== NGX_ERROR)
|
|
|
|
{
|
|
|
|
return NGX_ERROR;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return NGX_OK;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
ngx_int_t ngx_disable_accept_events(ngx_cycle_t *cycle)
|
|
|
|
{
|
|
|
|
ngx_uint_t i;
|
|
|
|
ngx_listening_t *s;
|
|
|
|
|
|
|
|
s = cycle->listening.elts;
|
|
|
|
for (i = 0; i < cycle->listening.nelts; i++) {
|
|
|
|
|
|
|
|
/*
|
2004-06-07 03:49:18 +08:00
|
|
|
* we do not need to handle the Winsock sockets here (divide a socket
|
2004-03-31 23:26:46 +08:00
|
|
|
* number by 4) because this function would never called
|
|
|
|
* in the Winsock environment
|
|
|
|
*/
|
|
|
|
|
2004-06-07 03:49:18 +08:00
|
|
|
if (ngx_event_flags & NGX_USE_RTSIG_EVENT) {
|
2004-04-15 01:44:28 +08:00
|
|
|
if (!cycle->connections[s[i].fd].read->active) {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
2004-03-31 23:26:46 +08:00
|
|
|
if (ngx_del_conn(&cycle->connections[s[i].fd], NGX_DISABLE_EVENT)
|
|
|
|
== NGX_ERROR)
|
|
|
|
{
|
|
|
|
return NGX_ERROR;
|
|
|
|
}
|
|
|
|
|
|
|
|
} else {
|
2004-04-15 01:44:28 +08:00
|
|
|
if (!cycle->read_events[s[i].fd].active) {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
2004-03-31 23:26:46 +08:00
|
|
|
if (ngx_del_event(&cycle->read_events[s[i].fd], NGX_READ_EVENT,
|
|
|
|
NGX_DISABLE_EVENT) == NGX_ERROR)
|
|
|
|
{
|
|
|
|
return NGX_ERROR;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return NGX_OK;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2004-09-09 23:40:48 +08:00
|
|
|
static void ngx_close_accepted_socket(ngx_socket_t s, ngx_log_t *log)
|
|
|
|
{
|
|
|
|
if (ngx_close_socket(s) == -1) {
|
|
|
|
ngx_log_error(NGX_LOG_ALERT, log, ngx_socket_errno,
|
|
|
|
ngx_close_socket_n " failed");
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2005-01-25 20:27:35 +08:00
|
|
|
static u_char *ngx_accept_log_error(ngx_log_t *log, u_char *buf, size_t len)
|
2003-11-20 00:26:41 +08:00
|
|
|
{
|
2005-01-25 20:27:35 +08:00
|
|
|
return ngx_snprintf(buf, len, " while accept() on %V", log->data);
|
2003-11-20 00:26:41 +08:00
|
|
|
}
|