Mercurial > hg > nginx-quic
annotate src/event/ngx_event_acceptex.c @ 182:3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Thu, 13 Nov 2003 06:14:05 +0000 |
parents | 389d7ee9fa60 |
children | 0ba4821f4460 |
rev | line source |
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1 |
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2 #include <ngx_config.h> |
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3 #include <ngx_core.h> |
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4 #include <ngx_event.h> |
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5 #include <nginx.h> |
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7 |
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8 void ngx_event_acceptex(ngx_event_t *rev) |
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9 { |
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10 ngx_connection_t *c; |
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11 |
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12 c = (ngx_connection_t *) rev->data; |
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13 |
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14 if (rev->ovlp.error) { |
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15 ngx_log_error(NGX_LOG_CRIT, c->log, rev->ovlp.error, |
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16 "AcceptEx() %s failed", c->listening->addr_text.data); |
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17 return; |
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18 } |
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19 |
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20 /* SO_UPDATE_ACCEPT_CONTEXT is required for shutdown() to work */ |
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21 |
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22 if (setsockopt(c->fd, SOL_SOCKET, SO_UPDATE_ACCEPT_CONTEXT, |
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23 (char *)&c->listening->fd, sizeof(ngx_socket_t)) == -1) |
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24 { |
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25 ngx_log_error(NGX_LOG_CRIT, c->log, ngx_socket_errno, |
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26 "setsockopt(SO_UPDATE_ACCEPT_CONTEXT) failed for %s", |
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27 c->addr_text.data); |
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28 } else { |
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29 c->accept_context_updated = 1; |
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30 } |
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31 |
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32 getacceptexsockaddrs(c->buffer->pos, c->listening->post_accept_buffer_size, |
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33 c->listening->socklen + 16, |
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34 c->listening->socklen + 16, |
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35 &c->local_sockaddr, &c->local_socklen, |
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36 &c->sockaddr, &c->socklen); |
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37 |
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38 if (c->listening->post_accept_buffer_size) { |
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39 c->buffer->last += rev->available; |
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40 c->buffer->end = c->buffer->start |
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41 + c->listening->post_accept_buffer_size; |
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42 |
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43 } else { |
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44 c->buffer = NULL; |
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45 } |
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46 |
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47 ngx_event_post_acceptex(c->listening, 1); |
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48 |
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49 /* TODO: MT */ |
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50 c->number = ngx_connection_counter++; |
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51 |
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52 c->listening->handler(c); |
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53 |
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54 return; |
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55 |
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56 } |
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57 |
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58 |
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59 int ngx_event_post_acceptex(ngx_listening_t *ls, int n) |
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60 { |
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61 int i; |
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62 u_int rcvd; |
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63 ngx_err_t err; |
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64 ngx_event_t *rev, *wev; |
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65 ngx_socket_t s; |
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66 ngx_connection_t *c; |
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67 |
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68 for (i = 0; i < n; i++) { |
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69 |
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70 /* TODO: look up reused sockets */ |
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71 |
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72 s = ngx_socket(ls->family, ls->type, ls->protocol, ls->flags); |
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73 ngx_log_debug(ls->log, ngx_socket_n ": %d:%d" _ s _ ls->flags); |
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74 |
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75 if (s == -1) { |
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76 ngx_log_error(NGX_LOG_ALERT, ls->log, ngx_socket_errno, |
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77 ngx_socket_n " for AcceptEx() %s post failed", |
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78 ls->addr_text.data); |
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79 |
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80 return NGX_ERROR; |
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81 } |
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82 |
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83 /* |
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84 * Winsock assignes a socket number divisible by 4 |
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85 * so to find a connection we divide a socket number by 4. |
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86 */ |
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87 |
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88 if (s % 4) { |
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89 ngx_log_error(NGX_LOG_EMERG, ls->log, 0, |
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90 ngx_socket_n |
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91 " created socket %d, not divisible by 4", s); |
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92 |
103
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93 exit(1); |
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94 } |
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95 |
114
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96 c = &ngx_cycle->connections[s / 4]; |
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97 rev = &ngx_cycle->read_events[s / 4]; |
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98 wev = &ngx_cycle->write_events[s / 4]; |
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99 |
114
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100 ngx_memzero(c, sizeof(ngx_connection_t)); |
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101 ngx_memzero(rev, sizeof(ngx_event_t)); |
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|
102 ngx_memzero(wev, sizeof(ngx_event_t)); |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
103 |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
104 rev->index = wev->index = NGX_INVALID_INDEX; |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
105 |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
106 rev->ovlp.event = rev; |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
107 wev->ovlp.event = wev; |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
108 |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
109 rev->data = wev->data = c; |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
110 c->read = rev; |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
111 c->write = wev; |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
112 |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
113 c->listening = ls; |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
114 c->fd = s; |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
115 |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
116 c->ctx = ls->ctx; |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
117 c->servers = ls->servers; |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
118 |
103
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
119 c->unexpected_eof = 1; |
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
120 wev->write = 1; |
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
121 rev->event_handler = ngx_event_acceptex; |
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
122 |
166
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
123 rev->ready = 1; |
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
124 wev->ready = 1; |
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
125 |
103
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
126 ngx_test_null(c->pool, |
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
127 ngx_create_pool(ls->pool_size, ls->log), |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
128 NGX_ERROR); |
103
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
129 |
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
130 ngx_test_null(c->buffer, |
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
131 ngx_create_temp_hunk(c->pool, |
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
132 ls->post_accept_buffer_size |
166
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
133 + 2 * (c->listening->socklen + 16)), |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
134 NGX_ERROR); |
103
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
135 |
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
136 ngx_test_null(c->local_sockaddr, ngx_palloc(c->pool, ls->socklen), |
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
137 NGX_ERROR); |
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
138 |
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
139 ngx_test_null(c->sockaddr, ngx_palloc(c->pool, ls->socklen), |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
140 NGX_ERROR); |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
141 |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
142 ngx_test_null(c->log, ngx_palloc(c->pool, sizeof(ngx_log_t)), |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
143 NGX_ERROR); |
103
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
144 |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
145 ngx_memcpy(c->log, ls->log, sizeof(ngx_log_t)); |
103
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
146 c->read->log = c->write->log = c->log; |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
147 |
102
7e86d028d8f0
nginx-0.0.1-2003-06-06-18:59:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
148 if (ngx_add_event(rev, 0, NGX_IOCP_IO) == NGX_ERROR) { |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
149 return NGX_ERROR; |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
150 } |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
151 |
103
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
152 if (acceptex(ls->fd, s, c->buffer->pos, ls->post_accept_buffer_size, |
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
153 ls->socklen + 16, ls->socklen + 16, |
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
154 &rcvd, (LPOVERLAPPED) &rev->ovlp) == 0) |
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
155 { |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
156 |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
157 err = ngx_socket_errno; |
103
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
158 if (err != WSA_IO_PENDING) { |
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
159 ngx_log_error(NGX_LOG_ALERT, ls->log, err, |
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
160 "AcceptEx() %s falied", ls->addr_text.data); |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
161 |
103
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
162 return NGX_ERROR; |
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
102
diff
changeset
|
163 } |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
164 } |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
165 } |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
166 |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
167 return NGX_OK; |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
168 } |