Mercurial > hg > nginx-quic
annotate src/event/ngx_event_pipe.c @ 4569:1db899642518
Upstream: reject upstreams without normal servers.
Such upstreams cause CPU hog later in the code as number of peers isn't
expected to be 0. Currently this may happen either if there are only backup
servers defined in an upstream block, or if server with ipv6 address used
in an upstream block.
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Mon, 02 Apr 2012 21:29:35 +0000 |
parents | 778ef9c3fd2d |
children | 508e61393b6c |
rev | line source |
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441
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
441
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5 */ |
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6 |
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7 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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10 #include <ngx_event.h> |
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11 #include <ngx_event_pipe.h> |
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12 |
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13 |
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14 static ngx_int_t ngx_event_pipe_read_upstream(ngx_event_pipe_t *p); |
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15 static ngx_int_t ngx_event_pipe_write_to_downstream(ngx_event_pipe_t *p); |
153
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16 |
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17 static ngx_int_t ngx_event_pipe_write_chain_to_temp_file(ngx_event_pipe_t *p); |
467 | 18 static ngx_inline void ngx_event_pipe_remove_shadow_links(ngx_buf_t *buf); |
343
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19 static ngx_int_t ngx_event_pipe_drain_chains(ngx_event_pipe_t *p); |
148
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20 |
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21 |
577 | 22 ngx_int_t |
1599 | 23 ngx_event_pipe(ngx_event_pipe_t *p, ngx_int_t do_write) |
150
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24 { |
194
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25 u_int flags; |
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26 ngx_int_t rc; |
164
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27 ngx_event_t *rev, *wev; |
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28 |
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29 for ( ;; ) { |
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30 if (do_write) { |
483 | 31 p->log->action = "sending to client"; |
32 | |
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33 rc = ngx_event_pipe_write_to_downstream(p); |
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34 |
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35 if (rc == NGX_ABORT) { |
150
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36 return NGX_ABORT; |
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37 } |
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38 |
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39 if (rc == NGX_BUSY) { |
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40 return NGX_OK; |
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41 } |
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42 } |
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43 |
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44 p->read = 0; |
154
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45 p->upstream_blocked = 0; |
150
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46 |
483 | 47 p->log->action = "reading upstream"; |
48 | |
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49 if (ngx_event_pipe_read_upstream(p) == NGX_ABORT) { |
150
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50 return NGX_ABORT; |
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51 } |
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52 |
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53 if (!p->read && !p->upstream_blocked) { |
150
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54 break; |
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55 } |
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56 |
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57 do_write = 1; |
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58 } |
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59 |
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60 if (p->upstream->fd != -1) { |
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61 rev = p->upstream->read; |
164
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62 |
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63 flags = (rev->eof || rev->error) ? NGX_CLOSE_EVENT : 0; |
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64 |
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65 if (ngx_handle_read_event(rev, flags) != NGX_OK) { |
170
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66 return NGX_ABORT; |
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67 } |
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68 |
613 | 69 if (rev->active && !rev->ready) { |
170
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70 ngx_add_timer(rev, p->read_timeout); |
613 | 71 |
72 } else if (rev->timer_set) { | |
73 ngx_del_timer(rev); | |
170
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74 } |
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75 } |
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76 |
509 | 77 if (p->downstream->fd != -1 && p->downstream->data == p->output_ctx) { |
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78 wev = p->downstream->write; |
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79 if (ngx_handle_write_event(wev, p->send_lowat) != NGX_OK) { |
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80 return NGX_ABORT; |
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81 } |
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82 |
613 | 83 if (!wev->delayed) { |
84 if (wev->active && !wev->ready) { | |
85 ngx_add_timer(wev, p->send_timeout); | |
86 | |
87 } else if (wev->timer_set) { | |
88 ngx_del_timer(wev); | |
89 } | |
170
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90 } |
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91 } |
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92 |
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93 return NGX_OK; |
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94 } |
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95 |
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96 |
577 | 97 static ngx_int_t |
98 ngx_event_pipe_read_upstream(ngx_event_pipe_t *p) | |
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99 { |
461 | 100 ssize_t n, size; |
101 ngx_int_t rc; | |
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102 ngx_buf_t *b; |
507 | 103 ngx_chain_t *chain, *cl, *ln; |
76
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104 |
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105 if (p->upstream_eof || p->upstream_error || p->upstream_done) { |
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106 return NGX_OK; |
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107 } |
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108 |
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109 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, p->log, 0, |
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110 "pipe read upstream: %d", p->upstream->read->ready); |
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111 |
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112 for ( ;; ) { |
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113 |
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114 if (p->upstream_eof || p->upstream_error || p->upstream_done) { |
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115 break; |
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116 } |
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117 |
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118 if (p->preread_bufs == NULL && !p->upstream->read->ready) { |
152
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119 break; |
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120 } |
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121 |
343
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nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
122 if (p->preread_bufs) { |
77
57c2e18d3572
nginx-0.0.1-2003-04-17-21:59:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
76
diff
changeset
|
123 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
124 /* use the pre-read bufs if they exist */ |
145
58557d0cccd1
nginx-0.0.1-2003-10-13-20:32:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
125 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
126 chain = p->preread_bufs; |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
127 p->preread_bufs = NULL; |
77
57c2e18d3572
nginx-0.0.1-2003-04-17-21:59:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
76
diff
changeset
|
128 n = p->preread_size; |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
129 |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
130 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, p->log, 0, |
461 | 131 "pipe preread: %z", n); |
145
58557d0cccd1
nginx-0.0.1-2003-10-13-20:32:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
132 |
304
bcbe876f4262
nginx-0.0.3-2004-04-02-09:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
294
diff
changeset
|
133 if (n) { |
bcbe876f4262
nginx-0.0.3-2004-04-02-09:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
294
diff
changeset
|
134 p->read = 1; |
bcbe876f4262
nginx-0.0.3-2004-04-02-09:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
294
diff
changeset
|
135 } |
bcbe876f4262
nginx-0.0.3-2004-04-02-09:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
294
diff
changeset
|
136 |
77
57c2e18d3572
nginx-0.0.1-2003-04-17-21:59:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
76
diff
changeset
|
137 } else { |
57c2e18d3572
nginx-0.0.1-2003-04-17-21:59:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
76
diff
changeset
|
138 |
581 | 139 #if (NGX_HAVE_KQUEUE) |
140 | |
145
58557d0cccd1
nginx-0.0.1-2003-10-13-20:32:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
141 /* |
58557d0cccd1
nginx-0.0.1-2003-10-13-20:32:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
142 * kqueue notifies about the end of file or a pending error. |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
143 * This test allows not to allocate a buf on these conditions |
577 | 144 * and not to call c->recv_chain(). |
145
58557d0cccd1
nginx-0.0.1-2003-10-13-20:32:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
145 */ |
79
eacfdd1c31b9
nginx-0.0.1-2003-04-22-19:02:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
78
diff
changeset
|
146 |
166
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
147 if (p->upstream->read->available == 0 |
587 | 148 && p->upstream->read->pending_eof) |
166
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
149 { |
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
150 p->upstream->read->ready = 0; |
4065
227a819b46db
Proper setting of read->eof in pipe code.
Maxim Dounin <mdounin@mdounin.ru>
parents:
3052
diff
changeset
|
151 p->upstream->read->eof = 1; |
166
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
152 p->upstream_eof = 1; |
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
153 p->read = 1; |
163
fb61ba77beba
nginx-0.0.1-2003-10-28-18:45:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
155
diff
changeset
|
154 |
166
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
155 if (p->upstream->read->kq_errno) { |
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
156 p->upstream->read->error = 1; |
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
157 p->upstream_error = 1; |
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
158 p->upstream_eof = 0; |
163
fb61ba77beba
nginx-0.0.1-2003-10-28-18:45:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
155
diff
changeset
|
159 |
fb61ba77beba
nginx-0.0.1-2003-10-28-18:45:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
155
diff
changeset
|
160 ngx_log_error(NGX_LOG_ERR, p->log, |
fb61ba77beba
nginx-0.0.1-2003-10-28-18:45:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
155
diff
changeset
|
161 p->upstream->read->kq_errno, |
581 | 162 "kevent() reported that upstream " |
163 "closed connection"); | |
147
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
164 } |
163
fb61ba77beba
nginx-0.0.1-2003-10-28-18:45:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
155
diff
changeset
|
165 |
166
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
166 break; |
79
eacfdd1c31b9
nginx-0.0.1-2003-04-22-19:02:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
78
diff
changeset
|
167 } |
581 | 168 #endif |
77
57c2e18d3572
nginx-0.0.1-2003-04-17-21:59:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
76
diff
changeset
|
169 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
170 if (p->free_raw_bufs) { |
145
58557d0cccd1
nginx-0.0.1-2003-10-13-20:32:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
171 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
172 /* use the free bufs if they exist */ |
145
58557d0cccd1
nginx-0.0.1-2003-10-13-20:32:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
173 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
174 chain = p->free_raw_bufs; |
166
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
175 if (p->single_buf) { |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
176 p->free_raw_bufs = p->free_raw_bufs->next; |
166
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
177 chain->next = NULL; |
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
178 } else { |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
179 p->free_raw_bufs = NULL; |
166
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
180 } |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
181 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
182 } else if (p->allocated < p->bufs.num) { |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
183 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
184 /* allocate a new buf if it's still allowed */ |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
185 |
501 | 186 b = ngx_create_temp_buf(p->pool, p->bufs.size); |
187 if (b == NULL) { | |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
188 return NGX_ABORT; |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
189 } |
77
57c2e18d3572
nginx-0.0.1-2003-04-17-21:59:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
76
diff
changeset
|
190 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
191 p->allocated++; |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
192 |
501 | 193 chain = ngx_alloc_chain_link(p->pool); |
194 if (chain == NULL) { | |
483 | 195 return NGX_ABORT; |
196 } | |
197 | |
198 chain->buf = b; | |
199 chain->next = NULL; | |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
200 |
1565 | 201 } else if (!p->cacheable |
509 | 202 && p->downstream->data == p->output_ctx |
527 | 203 && p->downstream->write->ready |
204 && !p->downstream->write->delayed) | |
509 | 205 { |
145
58557d0cccd1
nginx-0.0.1-2003-10-13-20:32:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
206 /* |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
207 * if the bufs are not needed to be saved in a cache and |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
208 * a downstream is ready then write the bufs to a downstream |
145
58557d0cccd1
nginx-0.0.1-2003-10-13-20:32:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
209 */ |
77
57c2e18d3572
nginx-0.0.1-2003-04-17-21:59:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
76
diff
changeset
|
210 |
154
eac26585476e
nginx-0.0.1-2003-10-22-11:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
153
diff
changeset
|
211 p->upstream_blocked = 1; |
eac26585476e
nginx-0.0.1-2003-10-22-11:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
153
diff
changeset
|
212 |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
213 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, p->log, 0, |
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
214 "pipe downstream ready"); |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
215 |
78
9f81437e0ad3
nginx-0.0.1-2003-04-21-18:55:47 import
Igor Sysoev <igor@sysoev.ru>
parents:
77
diff
changeset
|
216 break; |
77
57c2e18d3572
nginx-0.0.1-2003-04-17-21:59:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
76
diff
changeset
|
217 |
1565 | 218 } else if (p->cacheable |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
168
diff
changeset
|
219 || p->temp_file->offset < p->max_temp_file_size) |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
168
diff
changeset
|
220 { |
77
57c2e18d3572
nginx-0.0.1-2003-04-17-21:59:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
76
diff
changeset
|
221 |
145
58557d0cccd1
nginx-0.0.1-2003-10-13-20:32:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
222 /* |
483 | 223 * if it is allowed, then save some bufs from r->in |
153
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
152
diff
changeset
|
224 * to a temporary file, and add them to a r->out chain |
145
58557d0cccd1
nginx-0.0.1-2003-10-13-20:32:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
225 */ |
58557d0cccd1
nginx-0.0.1-2003-10-13-20:32:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
226 |
153
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
152
diff
changeset
|
227 rc = ngx_event_pipe_write_chain_to_temp_file(p); |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
228 |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
229 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, p->log, 0, |
461 | 230 "pipe temp offset: %O", p->temp_file->offset); |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
231 |
521 | 232 if (rc == NGX_BUSY) { |
233 break; | |
234 } | |
235 | |
147
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
236 if (rc == NGX_AGAIN) { |
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
237 if (ngx_event_flags & NGX_USE_LEVEL_EVENT |
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
238 && p->upstream->read->active |
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
239 && p->upstream->read->ready) |
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
240 { |
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
241 if (ngx_del_event(p->upstream->read, NGX_READ_EVENT, 0) |
577 | 242 == NGX_ERROR) |
147
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
243 { |
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
244 return NGX_ABORT; |
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
245 } |
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
246 } |
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
247 } |
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
248 |
77
57c2e18d3572
nginx-0.0.1-2003-04-17-21:59:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
76
diff
changeset
|
249 if (rc != NGX_OK) { |
57c2e18d3572
nginx-0.0.1-2003-04-17-21:59:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
76
diff
changeset
|
250 return rc; |
57c2e18d3572
nginx-0.0.1-2003-04-17-21:59:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
76
diff
changeset
|
251 } |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
252 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
253 chain = p->free_raw_bufs; |
166
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
254 if (p->single_buf) { |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
255 p->free_raw_bufs = p->free_raw_bufs->next; |
166
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
256 chain->next = NULL; |
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
257 } else { |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
258 p->free_raw_bufs = NULL; |
166
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
259 } |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
260 |
145
58557d0cccd1
nginx-0.0.1-2003-10-13-20:32:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
261 } else { |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
262 |
483 | 263 /* there are no bufs to read in */ |
78
9f81437e0ad3
nginx-0.0.1-2003-04-21-18:55:47 import
Igor Sysoev <igor@sysoev.ru>
parents:
77
diff
changeset
|
264 |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
265 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, p->log, 0, |
344
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
343
diff
changeset
|
266 "no pipe bufs to read in"); |
577 | 267 |
77
57c2e18d3572
nginx-0.0.1-2003-04-17-21:59:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
76
diff
changeset
|
268 break; |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
269 } |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
270 |
577 | 271 n = p->upstream->recv_chain(p->upstream, chain); |
77
57c2e18d3572
nginx-0.0.1-2003-04-17-21:59:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
76
diff
changeset
|
272 |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
273 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, p->log, 0, |
461 | 274 "pipe recv chain: %z", n); |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
275 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
276 if (p->free_raw_bufs) { |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
277 chain->next = p->free_raw_bufs; |
166
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
278 } |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
279 p->free_raw_bufs = chain; |
151
2d9e4a8b6d11
nginx-0.0.1-2003-10-20-21:14:07 import
Igor Sysoev <igor@sysoev.ru>
parents:
150
diff
changeset
|
280 |
145
58557d0cccd1
nginx-0.0.1-2003-10-13-20:32:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
281 if (n == NGX_ERROR) { |
58557d0cccd1
nginx-0.0.1-2003-10-13-20:32:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
282 p->upstream_error = 1; |
58557d0cccd1
nginx-0.0.1-2003-10-13-20:32:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
283 return NGX_ERROR; |
58557d0cccd1
nginx-0.0.1-2003-10-13-20:32:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
284 } |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
285 |
145
58557d0cccd1
nginx-0.0.1-2003-10-13-20:32:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
286 if (n == NGX_AGAIN) { |
166
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
287 if (p->single_buf) { |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
288 ngx_event_pipe_remove_shadow_links(chain->buf); |
166
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
289 } |
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
290 |
145
58557d0cccd1
nginx-0.0.1-2003-10-13-20:32:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
291 break; |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
292 } |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
293 |
150
ad5f382c9e7d
nginx-0.0.1-2003-10-19-23:57:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
149
diff
changeset
|
294 p->read = 1; |
ad5f382c9e7d
nginx-0.0.1-2003-10-19-23:57:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
149
diff
changeset
|
295 |
145
58557d0cccd1
nginx-0.0.1-2003-10-13-20:32:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
296 if (n == 0) { |
58557d0cccd1
nginx-0.0.1-2003-10-13-20:32:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
297 p->upstream_eof = 1; |
58557d0cccd1
nginx-0.0.1-2003-10-13-20:32:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
298 break; |
58557d0cccd1
nginx-0.0.1-2003-10-13-20:32:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
299 } |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
300 } |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
301 |
175
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
302 p->read_length += n; |
155
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
303 cl = chain; |
858
4766f61a8221
fix endless loop when too many FastCGI sent too many to stderr
Igor Sysoev <igor@sysoev.ru>
parents:
840
diff
changeset
|
304 p->free_raw_bufs = NULL; |
151
2d9e4a8b6d11
nginx-0.0.1-2003-10-20-21:14:07 import
Igor Sysoev <igor@sysoev.ru>
parents:
150
diff
changeset
|
305 |
155
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
306 while (cl && n > 0) { |
147
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
307 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
308 ngx_event_pipe_remove_shadow_links(cl->buf); |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
309 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
310 size = cl->buf->end - cl->buf->last; |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
311 |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
312 if (n >= size) { |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
313 cl->buf->last = cl->buf->end; |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
314 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
315 /* STUB */ cl->buf->num = p->num++; |
154
eac26585476e
nginx-0.0.1-2003-10-22-11:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
153
diff
changeset
|
316 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
317 if (p->input_filter(p, cl->buf) == NGX_ERROR) { |
148
5afee0074707
nginx-0.0.1-2003-10-17-00:19:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
147
diff
changeset
|
318 return NGX_ABORT; |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
319 } |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
320 |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
321 n -= size; |
507 | 322 ln = cl; |
155
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
323 cl = cl->next; |
507 | 324 ngx_free_chain(p->pool, ln); |
148
5afee0074707
nginx-0.0.1-2003-10-17-00:19:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
147
diff
changeset
|
325 |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
326 } else { |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
327 cl->buf->last += n; |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
328 n = 0; |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
329 } |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
330 } |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
331 |
858
4766f61a8221
fix endless loop when too many FastCGI sent too many to stderr
Igor Sysoev <igor@sysoev.ru>
parents:
840
diff
changeset
|
332 if (cl) { |
859 | 333 for (ln = cl; ln->next; ln = ln->next) { /* void */ } |
858
4766f61a8221
fix endless loop when too many FastCGI sent too many to stderr
Igor Sysoev <igor@sysoev.ru>
parents:
840
diff
changeset
|
334 |
859 | 335 ln->next = p->free_raw_bufs; |
858
4766f61a8221
fix endless loop when too many FastCGI sent too many to stderr
Igor Sysoev <igor@sysoev.ru>
parents:
840
diff
changeset
|
336 p->free_raw_bufs = cl; |
4766f61a8221
fix endless loop when too many FastCGI sent too many to stderr
Igor Sysoev <igor@sysoev.ru>
parents:
840
diff
changeset
|
337 } |
148
5afee0074707
nginx-0.0.1-2003-10-17-00:19:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
147
diff
changeset
|
338 } |
76
6127d7075471
nginx-0.0.1-2003-04-15-19:06:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
75
diff
changeset
|
339 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
340 #if (NGX_DEBUG) |
304
bcbe876f4262
nginx-0.0.3-2004-04-02-09:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
294
diff
changeset
|
341 |
452 | 342 for (cl = p->busy; cl; cl = cl->next) { |
483 | 343 ngx_log_debug8(NGX_LOG_DEBUG_EVENT, p->log, 0, |
344 "pipe buf busy s:%d t:%d f:%d " | |
345 "%p, pos %p, size: %z " | |
346 "file: %O, size: %z", | |
347 (cl->buf->shadow ? 1 : 0), | |
348 cl->buf->temporary, cl->buf->in_file, | |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
349 cl->buf->start, cl->buf->pos, |
483 | 350 cl->buf->last - cl->buf->pos, |
351 cl->buf->file_pos, | |
352 cl->buf->file_last - cl->buf->file_pos); | |
304
bcbe876f4262
nginx-0.0.3-2004-04-02-09:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
294
diff
changeset
|
353 } |
bcbe876f4262
nginx-0.0.3-2004-04-02-09:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
294
diff
changeset
|
354 |
452 | 355 for (cl = p->out; cl; cl = cl->next) { |
483 | 356 ngx_log_debug8(NGX_LOG_DEBUG_EVENT, p->log, 0, |
357 "pipe buf out s:%d t:%d f:%d " | |
358 "%p, pos %p, size: %z " | |
359 "file: %O, size: %z", | |
360 (cl->buf->shadow ? 1 : 0), | |
361 cl->buf->temporary, cl->buf->in_file, | |
362 cl->buf->start, cl->buf->pos, | |
363 cl->buf->last - cl->buf->pos, | |
364 cl->buf->file_pos, | |
365 cl->buf->file_last - cl->buf->file_pos); | |
452 | 366 } |
367 | |
368 for (cl = p->in; cl; cl = cl->next) { | |
483 | 369 ngx_log_debug8(NGX_LOG_DEBUG_EVENT, p->log, 0, |
370 "pipe buf in s:%d t:%d f:%d " | |
371 "%p, pos %p, size: %z " | |
372 "file: %O, size: %z", | |
373 (cl->buf->shadow ? 1 : 0), | |
374 cl->buf->temporary, cl->buf->in_file, | |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
375 cl->buf->start, cl->buf->pos, |
483 | 376 cl->buf->last - cl->buf->pos, |
377 cl->buf->file_pos, | |
378 cl->buf->file_last - cl->buf->file_pos); | |
304
bcbe876f4262
nginx-0.0.3-2004-04-02-09:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
294
diff
changeset
|
379 } |
bcbe876f4262
nginx-0.0.3-2004-04-02-09:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
294
diff
changeset
|
380 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
381 for (cl = p->free_raw_bufs; cl; cl = cl->next) { |
483 | 382 ngx_log_debug8(NGX_LOG_DEBUG_EVENT, p->log, 0, |
383 "pipe buf free s:%d t:%d f:%d " | |
384 "%p, pos %p, size: %z " | |
385 "file: %O, size: %z", | |
386 (cl->buf->shadow ? 1 : 0), | |
387 cl->buf->temporary, cl->buf->in_file, | |
388 cl->buf->start, cl->buf->pos, | |
389 cl->buf->last - cl->buf->pos, | |
390 cl->buf->file_pos, | |
391 cl->buf->file_last - cl->buf->file_pos); | |
304
bcbe876f4262
nginx-0.0.3-2004-04-02-09:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
294
diff
changeset
|
392 } |
bcbe876f4262
nginx-0.0.3-2004-04-02-09:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
294
diff
changeset
|
393 |
4119
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
394 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, p->log, 0, |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
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parents:
4114
diff
changeset
|
395 "pipe length: %O", p->length); |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
396 |
304
bcbe876f4262
nginx-0.0.3-2004-04-02-09:14:40 import
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parents:
294
diff
changeset
|
397 #endif |
bcbe876f4262
nginx-0.0.3-2004-04-02-09:14:40 import
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parents:
294
diff
changeset
|
398 |
4119
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
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parents:
4114
diff
changeset
|
399 if (p->free_raw_bufs && p->length != -1) { |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
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parents:
4114
diff
changeset
|
400 cl = p->free_raw_bufs; |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
401 |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
402 if (cl->buf->last - cl->buf->pos >= p->length) { |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
403 |
4489
9806bf07d119
Event pipe: fixed buffer loss in p->length case.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
404 p->free_raw_bufs = cl->next; |
9806bf07d119
Event pipe: fixed buffer loss in p->length case.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
405 |
4119
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
406 /* STUB */ cl->buf->num = p->num++; |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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diff
changeset
|
407 |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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diff
changeset
|
408 if (p->input_filter(p, cl->buf) == NGX_ERROR) { |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
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parents:
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diff
changeset
|
409 return NGX_ABORT; |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
410 } |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
411 |
4137
6b9b7e7ac4a9
Fixed loss of chain links in ngx_event_pipe_read_upstream().
Maxim Dounin <mdounin@mdounin.ru>
parents:
4135
diff
changeset
|
412 ngx_free_chain(p->pool, cl); |
4119
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
413 } |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
414 } |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
415 |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
416 if (p->length == 0) { |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
417 p->upstream_done = 1; |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
418 p->read = 1; |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
419 } |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
420 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
421 if ((p->upstream_eof || p->upstream_error) && p->free_raw_bufs) { |
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
422 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
423 /* STUB */ p->free_raw_bufs->buf->num = p->num++; |
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
424 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
425 if (p->input_filter(p, p->free_raw_bufs->buf) == NGX_ERROR) { |
147
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
426 return NGX_ABORT; |
76
6127d7075471
nginx-0.0.1-2003-04-15-19:06:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
75
diff
changeset
|
427 } |
6127d7075471
nginx-0.0.1-2003-04-15-19:06:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
75
diff
changeset
|
428 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
429 p->free_raw_bufs = p->free_raw_bufs->next; |
166
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
430 |
2797
90422d071d3f
do not free buffer with cache header before it would be written,
Igor Sysoev <igor@sysoev.ru>
parents:
2592
diff
changeset
|
431 if (p->free_bufs && p->buf_to_file == NULL) { |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
432 for (cl = p->free_raw_bufs; cl; cl = cl->next) { |
452 | 433 if (cl->buf->shadow == NULL) { |
577 | 434 ngx_pfree(p->pool, cl->buf->start); |
452 | 435 } |
168
ba5dbb949603
nginx-0.0.1-2003-10-31-10:10:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
166
diff
changeset
|
436 } |
166
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
437 } |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
438 } |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
439 |
1565 | 440 if (p->cacheable && p->in) { |
153
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
152
diff
changeset
|
441 if (ngx_event_pipe_write_chain_to_temp_file(p) == NGX_ABORT) { |
143
5526213be452
nginx-0.0.1-2003-10-10-19:10:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
140
diff
changeset
|
442 return NGX_ABORT; |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
443 } |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
444 } |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
445 |
148
5afee0074707
nginx-0.0.1-2003-10-17-00:19:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
147
diff
changeset
|
446 return NGX_OK; |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
447 } |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
448 |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
449 |
577 | 450 static ngx_int_t |
451 ngx_event_pipe_write_to_downstream(ngx_event_pipe_t *p) | |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
452 { |
1099
04a8b485447d
fix segfault when a large FastCGI response was written to a temporary file
Igor Sysoev <igor@sysoev.ru>
parents:
1045
diff
changeset
|
453 u_char *prev; |
583 | 454 size_t bsize; |
1625 | 455 ngx_int_t rc; |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
456 ngx_uint_t flush, flushed, prev_last_shadow; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2388
diff
changeset
|
457 ngx_chain_t *out, **ll, *cl, file; |
583 | 458 ngx_connection_t *downstream; |
459 | |
460 downstream = p->downstream; | |
146
5ac79e574285
nginx-0.0.1-2003-10-14-09:26:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
145
diff
changeset
|
461 |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
462 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, p->log, 0, |
583 | 463 "pipe write downstream: %d", downstream->write->ready); |
150
ad5f382c9e7d
nginx-0.0.1-2003-10-19-23:57:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
149
diff
changeset
|
464 |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
465 flushed = 0; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
466 |
150
ad5f382c9e7d
nginx-0.0.1-2003-10-19-23:57:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
149
diff
changeset
|
467 for ( ;; ) { |
152
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
468 if (p->downstream_error) { |
155
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
469 return ngx_event_pipe_drain_chains(p); |
152
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
470 } |
150
ad5f382c9e7d
nginx-0.0.1-2003-10-19-23:57:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
149
diff
changeset
|
471 |
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
472 if (p->upstream_eof || p->upstream_error || p->upstream_done) { |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
473 |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
474 /* pass the p->out and p->in chains to the output filter */ |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
475 |
509 | 476 for (cl = p->busy; cl; cl = cl->next) { |
477 cl->buf->recycled = 0; | |
478 } | |
479 | |
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
480 if (p->out) { |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
481 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, p->log, 0, |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
482 "pipe write downstream flush out"); |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
483 |
509 | 484 for (cl = p->out; cl; cl = cl->next) { |
485 cl->buf->recycled = 0; | |
486 } | |
487 | |
1625 | 488 rc = p->output_filter(p->output_ctx, p->out); |
489 | |
490 if (rc == NGX_ERROR) { | |
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
491 p->downstream_error = 1; |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
492 return ngx_event_pipe_drain_chains(p); |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
493 } |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
494 |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
495 p->out = NULL; |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
496 } |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
497 |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
498 if (p->in) { |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
499 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, p->log, 0, |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
500 "pipe write downstream flush in"); |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
501 |
509 | 502 for (cl = p->in; cl; cl = cl->next) { |
503 cl->buf->recycled = 0; | |
504 } | |
505 | |
1625 | 506 rc = p->output_filter(p->output_ctx, p->in); |
583 | 507 |
1625 | 508 if (rc == NGX_ERROR) { |
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
509 p->downstream_error = 1; |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
510 return ngx_event_pipe_drain_chains(p); |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
511 } |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
512 |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
513 p->in = NULL; |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
514 } |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
515 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2388
diff
changeset
|
516 if (p->cacheable && p->buf_to_file) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2388
diff
changeset
|
517 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2388
diff
changeset
|
518 file.buf = p->buf_to_file; |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2388
diff
changeset
|
519 file.next = NULL; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2388
diff
changeset
|
520 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2388
diff
changeset
|
521 if (ngx_write_chain_to_temp_file(p->temp_file, &file) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2388
diff
changeset
|
522 == NGX_ERROR) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2388
diff
changeset
|
523 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2388
diff
changeset
|
524 return NGX_ABORT; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2388
diff
changeset
|
525 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2388
diff
changeset
|
526 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2388
diff
changeset
|
527 |
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
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parents:
257
diff
changeset
|
528 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, p->log, 0, |
ec3c049681fd
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257
diff
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|
529 "pipe write downstream done"); |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
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parents:
257
diff
changeset
|
530 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
531 /* TODO: free unused bufs */ |
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
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parents:
257
diff
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|
532 |
150
ad5f382c9e7d
nginx-0.0.1-2003-10-19-23:57:23 import
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parents:
149
diff
changeset
|
533 p->downstream_done = 1; |
ad5f382c9e7d
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parents:
149
diff
changeset
|
534 break; |
ad5f382c9e7d
nginx-0.0.1-2003-10-19-23:57:23 import
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parents:
149
diff
changeset
|
535 } |
ad5f382c9e7d
nginx-0.0.1-2003-10-19-23:57:23 import
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parents:
149
diff
changeset
|
536 |
583 | 537 if (downstream->data != p->output_ctx |
538 || !downstream->write->ready | |
539 || downstream->write->delayed) | |
509 | 540 { |
150
ad5f382c9e7d
nginx-0.0.1-2003-10-19-23:57:23 import
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parents:
149
diff
changeset
|
541 break; |
ad5f382c9e7d
nginx-0.0.1-2003-10-19-23:57:23 import
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parents:
149
diff
changeset
|
542 } |
146
5ac79e574285
nginx-0.0.1-2003-10-14-09:26:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
145
diff
changeset
|
543 |
479 | 544 /* bsize is the size of the busy recycled bufs */ |
155
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
545 |
1099
04a8b485447d
fix segfault when a large FastCGI response was written to a temporary file
Igor Sysoev <igor@sysoev.ru>
parents:
1045
diff
changeset
|
546 prev = NULL; |
155
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
547 bsize = 0; |
152
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
548 |
304
bcbe876f4262
nginx-0.0.3-2004-04-02-09:14:40 import
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parents:
294
diff
changeset
|
549 for (cl = p->busy; cl; cl = cl->next) { |
1099
04a8b485447d
fix segfault when a large FastCGI response was written to a temporary file
Igor Sysoev <igor@sysoev.ru>
parents:
1045
diff
changeset
|
550 |
479 | 551 if (cl->buf->recycled) { |
1102 | 552 if (prev == cl->buf->start) { |
553 continue; | |
554 } | |
555 | |
479 | 556 bsize += cl->buf->end - cl->buf->start; |
1099
04a8b485447d
fix segfault when a large FastCGI response was written to a temporary file
Igor Sysoev <igor@sysoev.ru>
parents:
1045
diff
changeset
|
557 prev = cl->buf->start; |
479 | 558 } |
152
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
559 } |
304
bcbe876f4262
nginx-0.0.3-2004-04-02-09:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
294
diff
changeset
|
560 |
bcbe876f4262
nginx-0.0.3-2004-04-02-09:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
294
diff
changeset
|
561 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, p->log, 0, |
479 | 562 "pipe write busy: %uz", bsize); |
152
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
563 |
153
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
152
diff
changeset
|
564 out = NULL; |
1099
04a8b485447d
fix segfault when a large FastCGI response was written to a temporary file
Igor Sysoev <igor@sysoev.ru>
parents:
1045
diff
changeset
|
565 |
04a8b485447d
fix segfault when a large FastCGI response was written to a temporary file
Igor Sysoev <igor@sysoev.ru>
parents:
1045
diff
changeset
|
566 if (bsize >= (size_t) p->busy_size) { |
04a8b485447d
fix segfault when a large FastCGI response was written to a temporary file
Igor Sysoev <igor@sysoev.ru>
parents:
1045
diff
changeset
|
567 flush = 1; |
04a8b485447d
fix segfault when a large FastCGI response was written to a temporary file
Igor Sysoev <igor@sysoev.ru>
parents:
1045
diff
changeset
|
568 goto flush; |
04a8b485447d
fix segfault when a large FastCGI response was written to a temporary file
Igor Sysoev <igor@sysoev.ru>
parents:
1045
diff
changeset
|
569 } |
04a8b485447d
fix segfault when a large FastCGI response was written to a temporary file
Igor Sysoev <igor@sysoev.ru>
parents:
1045
diff
changeset
|
570 |
04a8b485447d
fix segfault when a large FastCGI response was written to a temporary file
Igor Sysoev <igor@sysoev.ru>
parents:
1045
diff
changeset
|
571 flush = 0; |
155
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
572 ll = NULL; |
1039
73f18b6ad6ba
fix FastCGI "zero size buf" alert,
Igor Sysoev <igor@sysoev.ru>
parents:
1030
diff
changeset
|
573 prev_last_shadow = 1; |
152
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
574 |
153
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
152
diff
changeset
|
575 for ( ;; ) { |
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
152
diff
changeset
|
576 if (p->out) { |
155
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
577 cl = p->out; |
153
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
152
diff
changeset
|
578 |
4232
487ab473f393
Event pipe: fixes for complex protocols.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4137
diff
changeset
|
579 if (cl->buf->recycled) { |
487ab473f393
Event pipe: fixes for complex protocols.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4137
diff
changeset
|
580 ngx_log_error(NGX_LOG_ALERT, p->log, 0, |
487ab473f393
Event pipe: fixes for complex protocols.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4137
diff
changeset
|
581 "recycled buffer in pipe out chain"); |
153
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
152
diff
changeset
|
582 } |
147
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
583 |
153
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
152
diff
changeset
|
584 p->out = p->out->next; |
479 | 585 |
1565 | 586 } else if (!p->cacheable && p->in) { |
155
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
587 cl = p->in; |
153
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
152
diff
changeset
|
588 |
1030
5a86fcc480c6
add debug logging for FastCGI zero size buf alert
Igor Sysoev <igor@sysoev.ru>
parents:
859
diff
changeset
|
589 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, p->log, 0, |
5a86fcc480c6
add debug logging for FastCGI zero size buf alert
Igor Sysoev <igor@sysoev.ru>
parents:
859
diff
changeset
|
590 "pipe write buf ls:%d %p %z", |
5a86fcc480c6
add debug logging for FastCGI zero size buf alert
Igor Sysoev <igor@sysoev.ru>
parents:
859
diff
changeset
|
591 cl->buf->last_shadow, |
5a86fcc480c6
add debug logging for FastCGI zero size buf alert
Igor Sysoev <igor@sysoev.ru>
parents:
859
diff
changeset
|
592 cl->buf->pos, |
5a86fcc480c6
add debug logging for FastCGI zero size buf alert
Igor Sysoev <igor@sysoev.ru>
parents:
859
diff
changeset
|
593 cl->buf->last - cl->buf->pos); |
5a86fcc480c6
add debug logging for FastCGI zero size buf alert
Igor Sysoev <igor@sysoev.ru>
parents:
859
diff
changeset
|
594 |
4232
487ab473f393
Event pipe: fixes for complex protocols.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4137
diff
changeset
|
595 if (cl->buf->recycled && prev_last_shadow) { |
487ab473f393
Event pipe: fixes for complex protocols.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4137
diff
changeset
|
596 if (bsize + cl->buf->end - cl->buf->start > p->busy_size) { |
487ab473f393
Event pipe: fixes for complex protocols.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4137
diff
changeset
|
597 flush = 1; |
487ab473f393
Event pipe: fixes for complex protocols.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4137
diff
changeset
|
598 break; |
1039
73f18b6ad6ba
fix FastCGI "zero size buf" alert,
Igor Sysoev <igor@sysoev.ru>
parents:
1030
diff
changeset
|
599 } |
73f18b6ad6ba
fix FastCGI "zero size buf" alert,
Igor Sysoev <igor@sysoev.ru>
parents:
1030
diff
changeset
|
600 |
4232
487ab473f393
Event pipe: fixes for complex protocols.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4137
diff
changeset
|
601 bsize += cl->buf->end - cl->buf->start; |
153
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
152
diff
changeset
|
602 } |
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
152
diff
changeset
|
603 |
1039
73f18b6ad6ba
fix FastCGI "zero size buf" alert,
Igor Sysoev <igor@sysoev.ru>
parents:
1030
diff
changeset
|
604 prev_last_shadow = cl->buf->last_shadow; |
73f18b6ad6ba
fix FastCGI "zero size buf" alert,
Igor Sysoev <igor@sysoev.ru>
parents:
1030
diff
changeset
|
605 |
153
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
152
diff
changeset
|
606 p->in = p->in->next; |
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
152
diff
changeset
|
607 |
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
152
diff
changeset
|
608 } else { |
147
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
609 break; |
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
610 } |
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
611 |
155
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
612 cl->next = NULL; |
501 | 613 |
614 if (out) { | |
615 *ll = cl; | |
616 } else { | |
617 out = cl; | |
618 } | |
619 ll = &cl->next; | |
153
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
152
diff
changeset
|
620 } |
147
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
621 |
1099
04a8b485447d
fix segfault when a large FastCGI response was written to a temporary file
Igor Sysoev <igor@sysoev.ru>
parents:
1045
diff
changeset
|
622 flush: |
04a8b485447d
fix segfault when a large FastCGI response was written to a temporary file
Igor Sysoev <igor@sysoev.ru>
parents:
1045
diff
changeset
|
623 |
304
bcbe876f4262
nginx-0.0.3-2004-04-02-09:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
294
diff
changeset
|
624 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, p->log, 0, |
461 | 625 "pipe write: out:%p, f:%d", out, flush); |
154
eac26585476e
nginx-0.0.1-2003-10-22-11:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
153
diff
changeset
|
626 |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
627 if (out == NULL) { |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
628 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
629 if (!flush) { |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
630 break; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
631 } |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
632 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
633 /* a workaround for AIO */ |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
634 if (flushed++ > 10) { |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
635 return NGX_BUSY; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
636 } |
146
5ac79e574285
nginx-0.0.1-2003-10-14-09:26:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
145
diff
changeset
|
637 } |
5ac79e574285
nginx-0.0.1-2003-10-14-09:26:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
145
diff
changeset
|
638 |
1625 | 639 rc = p->output_filter(p->output_ctx, out); |
640 | |
4135
d8e24515176e
Fix of cpu hog in event pipe.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4119
diff
changeset
|
641 ngx_chain_update_chains(p->pool, &p->free, &p->busy, &out, p->tag); |
d8e24515176e
Fix of cpu hog in event pipe.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4119
diff
changeset
|
642 |
1625 | 643 if (rc == NGX_ERROR) { |
151
2d9e4a8b6d11
nginx-0.0.1-2003-10-20-21:14:07 import
Igor Sysoev <igor@sysoev.ru>
parents:
150
diff
changeset
|
644 p->downstream_error = 1; |
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
645 return ngx_event_pipe_drain_chains(p); |
150
ad5f382c9e7d
nginx-0.0.1-2003-10-19-23:57:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
149
diff
changeset
|
646 } |
ad5f382c9e7d
nginx-0.0.1-2003-10-19-23:57:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
149
diff
changeset
|
647 |
155
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
648 for (cl = p->free; cl; cl = cl->next) { |
154
eac26585476e
nginx-0.0.1-2003-10-22-11:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
153
diff
changeset
|
649 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
650 if (cl->buf->temp_file) { |
1565 | 651 if (p->cacheable || !p->cyclic_temp_file) { |
175
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
652 continue; |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
653 } |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
654 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
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parents:
304
diff
changeset
|
655 /* reset p->temp_offset if all bufs had been sent */ |
175
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
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parents:
172
diff
changeset
|
656 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
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parents:
304
diff
changeset
|
657 if (cl->buf->file_last == p->temp_file->offset) { |
175
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
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parents:
172
diff
changeset
|
658 p->temp_file->offset = 0; |
e92c2c647c57
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parents:
172
diff
changeset
|
659 } |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
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parents:
172
diff
changeset
|
660 } |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
661 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
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parents:
304
diff
changeset
|
662 /* TODO: free buf if p->free_bufs && upstream done */ |
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
663 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
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parents:
304
diff
changeset
|
664 /* add the free shadow raw buf to p->free_raw_bufs */ |
154
eac26585476e
nginx-0.0.1-2003-10-22-11:05:29 import
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parents:
153
diff
changeset
|
665 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
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parents:
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diff
changeset
|
666 if (cl->buf->last_shadow) { |
483 | 667 if (ngx_event_pipe_add_free_buf(p, cl->buf->shadow) != NGX_OK) { |
668 return NGX_ABORT; | |
669 } | |
147
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
670 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
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parents:
304
diff
changeset
|
671 cl->buf->last_shadow = 0; |
146
5ac79e574285
nginx-0.0.1-2003-10-14-09:26:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
145
diff
changeset
|
672 } |
154
eac26585476e
nginx-0.0.1-2003-10-22-11:05:29 import
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parents:
153
diff
changeset
|
673 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
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parents:
304
diff
changeset
|
674 cl->buf->shadow = NULL; |
146
5ac79e574285
nginx-0.0.1-2003-10-14-09:26:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
145
diff
changeset
|
675 } |
5ac79e574285
nginx-0.0.1-2003-10-14-09:26:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
145
diff
changeset
|
676 } |
5ac79e574285
nginx-0.0.1-2003-10-14-09:26:00 import
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parents:
145
diff
changeset
|
677 |
5ac79e574285
nginx-0.0.1-2003-10-14-09:26:00 import
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parents:
145
diff
changeset
|
678 return NGX_OK; |
5ac79e574285
nginx-0.0.1-2003-10-14-09:26:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
145
diff
changeset
|
679 } |
5ac79e574285
nginx-0.0.1-2003-10-14-09:26:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
145
diff
changeset
|
680 |
5ac79e574285
nginx-0.0.1-2003-10-14-09:26:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
145
diff
changeset
|
681 |
577 | 682 static ngx_int_t |
683 ngx_event_pipe_write_chain_to_temp_file(ngx_event_pipe_t *p) | |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
684 { |
4233
aae172db7ac8
Event pipe: reduced number of file buffers used.
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parents:
4232
diff
changeset
|
685 ssize_t size, bsize, n; |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
686 ngx_buf_t *b; |
4232
487ab473f393
Event pipe: fixes for complex protocols.
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parents:
4137
diff
changeset
|
687 ngx_uint_t prev_last_shadow; |
4233
aae172db7ac8
Event pipe: reduced number of file buffers used.
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parents:
4232
diff
changeset
|
688 ngx_chain_t *cl, *tl, *next, *out, **ll, **last_out, **last_free, fl; |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
689 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
690 if (p->buf_to_file) { |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
691 fl.buf = p->buf_to_file; |
187
5a9bbe99008b
nginx-0.0.1-2003-11-17-19:15:03 import
Igor Sysoev <igor@sysoev.ru>
parents:
186
diff
changeset
|
692 fl.next = p->in; |
5a9bbe99008b
nginx-0.0.1-2003-11-17-19:15:03 import
Igor Sysoev <igor@sysoev.ru>
parents:
186
diff
changeset
|
693 out = &fl; |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
694 |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
168
diff
changeset
|
695 } else { |
187
5a9bbe99008b
nginx-0.0.1-2003-11-17-19:15:03 import
Igor Sysoev <igor@sysoev.ru>
parents:
186
diff
changeset
|
696 out = p->in; |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
697 } |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
698 |
1565 | 699 if (!p->cacheable) { |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
700 |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
701 size = 0; |
187
5a9bbe99008b
nginx-0.0.1-2003-11-17-19:15:03 import
Igor Sysoev <igor@sysoev.ru>
parents:
186
diff
changeset
|
702 cl = out; |
155
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
703 ll = NULL; |
4232
487ab473f393
Event pipe: fixes for complex protocols.
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parents:
4137
diff
changeset
|
704 prev_last_shadow = 1; |
152
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
705 |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
706 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, p->log, 0, |
461 | 707 "pipe offset: %O", p->temp_file->offset); |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
708 |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
709 do { |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
710 bsize = cl->buf->last - cl->buf->pos; |
152
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
711 |
4232
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Event pipe: fixes for complex protocols.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4137
diff
changeset
|
712 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, p->log, 0, |
487ab473f393
Event pipe: fixes for complex protocols.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4137
diff
changeset
|
713 "pipe buf ls:%d %p, pos %p, size: %z", |
487ab473f393
Event pipe: fixes for complex protocols.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4137
diff
changeset
|
714 cl->buf->last_shadow, cl->buf->start, |
487ab473f393
Event pipe: fixes for complex protocols.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4137
diff
changeset
|
715 cl->buf->pos, bsize); |
152
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
716 |
4232
487ab473f393
Event pipe: fixes for complex protocols.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4137
diff
changeset
|
717 if (prev_last_shadow |
487ab473f393
Event pipe: fixes for complex protocols.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4137
diff
changeset
|
718 && ((size + bsize > p->temp_file_write_size) |
487ab473f393
Event pipe: fixes for complex protocols.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4137
diff
changeset
|
719 || (p->temp_file->offset + size + bsize |
487ab473f393
Event pipe: fixes for complex protocols.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4137
diff
changeset
|
720 > p->max_temp_file_size))) |
151
2d9e4a8b6d11
nginx-0.0.1-2003-10-20-21:14:07 import
Igor Sysoev <igor@sysoev.ru>
parents:
150
diff
changeset
|
721 { |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
722 break; |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
723 } |
152
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
724 |
4232
487ab473f393
Event pipe: fixes for complex protocols.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4137
diff
changeset
|
725 prev_last_shadow = cl->buf->last_shadow; |
487ab473f393
Event pipe: fixes for complex protocols.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4137
diff
changeset
|
726 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
727 size += bsize; |
155
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
728 ll = &cl->next; |
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
729 cl = cl->next; |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
730 |
155
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
731 } while (cl); |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
732 |
461 | 733 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, p->log, 0, "size: %z", size); |
152
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
734 |
521 | 735 if (ll == NULL) { |
736 return NGX_BUSY; | |
737 } | |
738 | |
155
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
739 if (cl) { |
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
740 p->in = cl; |
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
741 *ll = NULL; |
151
2d9e4a8b6d11
nginx-0.0.1-2003-10-20-21:14:07 import
Igor Sysoev <igor@sysoev.ru>
parents:
150
diff
changeset
|
742 |
2d9e4a8b6d11
nginx-0.0.1-2003-10-20-21:14:07 import
Igor Sysoev <igor@sysoev.ru>
parents:
150
diff
changeset
|
743 } else { |
153
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
152
diff
changeset
|
744 p->in = NULL; |
152
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
745 p->last_in = &p->in; |
151
2d9e4a8b6d11
nginx-0.0.1-2003-10-20-21:14:07 import
Igor Sysoev <igor@sysoev.ru>
parents:
150
diff
changeset
|
746 } |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
747 |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
748 } else { |
153
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
152
diff
changeset
|
749 p->in = NULL; |
152
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
750 p->last_in = &p->in; |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
751 } |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
752 |
4233
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
753 n = ngx_write_chain_to_temp_file(p->temp_file, out); |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
754 |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
755 if (n == NGX_ERROR) { |
143
5526213be452
nginx-0.0.1-2003-10-10-19:10:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
140
diff
changeset
|
756 return NGX_ABORT; |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
757 } |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
758 |
4233
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
759 if (p->buf_to_file) { |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
760 p->temp_file->offset = p->buf_to_file->last - p->buf_to_file->pos; |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
761 n -= p->buf_to_file->last - p->buf_to_file->pos; |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
762 p->buf_to_file = NULL; |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
763 out = out->next; |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
764 } |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
765 |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
766 if (n > 0) { |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
767 /* update previous buffer or add new buffer */ |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
768 |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
769 if (p->out) { |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
770 for (cl = p->out; cl->next; cl = cl->next) { /* void */ } |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
771 |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
772 b = cl->buf; |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
773 |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
774 if (b->file_last == p->temp_file->offset) { |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
775 p->temp_file->offset += n; |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
776 b->file_last = p->temp_file->offset; |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
777 goto free; |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
778 } |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
779 |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
780 last_out = &cl->next; |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
781 |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
782 } else { |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
783 last_out = &p->out; |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
784 } |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
785 |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
786 cl = ngx_chain_get_free_buf(p->pool, &p->free); |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
787 if (cl == NULL) { |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
788 return NGX_ABORT; |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
789 } |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
790 |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
791 b = cl->buf; |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
792 |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
793 ngx_memzero(b, sizeof(ngx_buf_t)); |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
794 |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
795 b->tag = p->tag; |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
796 |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
797 b->file = &p->temp_file->file; |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
798 b->file_pos = p->temp_file->offset; |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
799 p->temp_file->offset += n; |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
800 b->file_last = p->temp_file->offset; |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
801 |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
802 b->in_file = 1; |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
803 b->temp_file = 1; |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
804 |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
805 *last_out = cl; |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
806 } |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
807 |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
808 free: |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
809 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
810 for (last_free = &p->free_raw_bufs; |
150
ad5f382c9e7d
nginx-0.0.1-2003-10-19-23:57:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
149
diff
changeset
|
811 *last_free != NULL; |
152
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
812 last_free = &(*last_free)->next) |
150
ad5f382c9e7d
nginx-0.0.1-2003-10-19-23:57:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
149
diff
changeset
|
813 { |
ad5f382c9e7d
nginx-0.0.1-2003-10-19-23:57:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
149
diff
changeset
|
814 /* void */ |
ad5f382c9e7d
nginx-0.0.1-2003-10-19-23:57:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
149
diff
changeset
|
815 } |
ad5f382c9e7d
nginx-0.0.1-2003-10-19-23:57:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
149
diff
changeset
|
816 |
155
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
817 for (cl = out; cl; cl = next) { |
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
818 next = cl->next; |
4233
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
819 |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
820 cl->next = p->free; |
aae172db7ac8
Event pipe: reduced number of file buffers used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4232
diff
changeset
|
821 p->free = cl; |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
822 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
823 b = cl->buf; |
150
ad5f382c9e7d
nginx-0.0.1-2003-10-19-23:57:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
149
diff
changeset
|
824 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
825 if (b->last_shadow) { |
483 | 826 |
501 | 827 tl = ngx_alloc_chain_link(p->pool); |
828 if (tl == NULL) { | |
483 | 829 return NGX_ABORT; |
830 } | |
831 | |
832 tl->buf = b->shadow; | |
833 tl->next = NULL; | |
834 | |
835 *last_free = tl; | |
836 last_free = &tl->next; | |
837 | |
452 | 838 b->shadow->pos = b->shadow->start; |
839 b->shadow->last = b->shadow->start; | |
840 | |
483 | 841 ngx_event_pipe_remove_shadow_links(b->shadow); |
75
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
842 } |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
843 } |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
844 |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
845 return NGX_OK; |
869b10be682f
nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
846 } |
76
6127d7075471
nginx-0.0.1-2003-04-15-19:06:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
75
diff
changeset
|
847 |
78
9f81437e0ad3
nginx-0.0.1-2003-04-21-18:55:47 import
Igor Sysoev <igor@sysoev.ru>
parents:
77
diff
changeset
|
848 |
76
6127d7075471
nginx-0.0.1-2003-04-15-19:06:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
75
diff
changeset
|
849 /* the copy input filter */ |
6127d7075471
nginx-0.0.1-2003-04-15-19:06:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
75
diff
changeset
|
850 |
577 | 851 ngx_int_t |
852 ngx_event_pipe_copy_input_filter(ngx_event_pipe_t *p, ngx_buf_t *buf) | |
76
6127d7075471
nginx-0.0.1-2003-04-15-19:06:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
75
diff
changeset
|
853 { |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
854 ngx_buf_t *b; |
155
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
855 ngx_chain_t *cl; |
145
58557d0cccd1
nginx-0.0.1-2003-10-13-20:32:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
856 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
857 if (buf->pos == buf->last) { |
76
6127d7075471
nginx-0.0.1-2003-04-15-19:06:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
75
diff
changeset
|
858 return NGX_OK; |
6127d7075471
nginx-0.0.1-2003-04-15-19:06:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
75
diff
changeset
|
859 } |
6127d7075471
nginx-0.0.1-2003-04-15-19:06:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
75
diff
changeset
|
860 |
147
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
861 if (p->free) { |
507 | 862 cl = p->free; |
863 b = cl->buf; | |
864 p->free = cl->next; | |
865 ngx_free_chain(p->pool, cl); | |
147
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
866 |
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
867 } else { |
501 | 868 b = ngx_alloc_buf(p->pool); |
869 if (b == NULL) { | |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
870 return NGX_ERROR; |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
871 } |
147
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
872 } |
76
6127d7075471
nginx-0.0.1-2003-04-15-19:06:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
75
diff
changeset
|
873 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
874 ngx_memcpy(b, buf, sizeof(ngx_buf_t)); |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
875 b->shadow = buf; |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
876 b->tag = p->tag; |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
877 b->last_shadow = 1; |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
878 b->recycled = 1; |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
879 buf->shadow = b; |
76
6127d7075471
nginx-0.0.1-2003-04-15-19:06:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
75
diff
changeset
|
880 |
501 | 881 cl = ngx_alloc_chain_link(p->pool); |
882 if (cl == NULL) { | |
483 | 883 return NGX_ERROR; |
884 } | |
885 | |
886 cl->buf = b; | |
887 cl->next = NULL; | |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
888 |
479 | 889 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, p->log, 0, "input buf #%d", b->num); |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
890 |
501 | 891 if (p->in) { |
892 *p->last_in = cl; | |
893 } else { | |
894 p->in = cl; | |
895 } | |
896 p->last_in = &cl->next; | |
76
6127d7075471
nginx-0.0.1-2003-04-15-19:06:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
75
diff
changeset
|
897 |
4119
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
898 if (p->length == -1) { |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
899 return NGX_OK; |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
900 } |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
901 |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
902 p->length -= b->last - b->pos; |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
903 |
76
6127d7075471
nginx-0.0.1-2003-04-15-19:06:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
75
diff
changeset
|
904 return NGX_OK; |
6127d7075471
nginx-0.0.1-2003-04-15-19:06:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
75
diff
changeset
|
905 } |
6127d7075471
nginx-0.0.1-2003-04-15-19:06:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
75
diff
changeset
|
906 |
147
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
907 |
577 | 908 static ngx_inline void |
909 ngx_event_pipe_remove_shadow_links(ngx_buf_t *buf) | |
147
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
910 { |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
911 ngx_buf_t *b, *next; |
148
5afee0074707
nginx-0.0.1-2003-10-17-00:19:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
147
diff
changeset
|
912 |
452 | 913 b = buf->shadow; |
914 | |
915 if (b == NULL) { | |
148
5afee0074707
nginx-0.0.1-2003-10-17-00:19:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
147
diff
changeset
|
916 return; |
5afee0074707
nginx-0.0.1-2003-10-17-00:19:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
147
diff
changeset
|
917 } |
5afee0074707
nginx-0.0.1-2003-10-17-00:19:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
147
diff
changeset
|
918 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
919 while (!b->last_shadow) { |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
920 next = b->shadow; |
442
464aaa791e2b
nginx-0.1.0-2004-09-28-19:44:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
441
diff
changeset
|
921 |
452 | 922 b->temporary = 0; |
923 b->recycled = 0; | |
441
da8c5707af39
nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
924 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
925 b->shadow = NULL; |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
926 b = next; |
148
5afee0074707
nginx-0.0.1-2003-10-17-00:19:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
147
diff
changeset
|
927 } |
5afee0074707
nginx-0.0.1-2003-10-17-00:19:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
147
diff
changeset
|
928 |
452 | 929 b->temporary = 0; |
930 b->recycled = 0; | |
442
464aaa791e2b
nginx-0.1.0-2004-09-28-19:44:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
441
diff
changeset
|
931 b->last_shadow = 0; |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
932 |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
933 b->shadow = NULL; |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
934 |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
935 buf->shadow = NULL; |
147
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
936 } |
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
937 |
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
938 |
577 | 939 ngx_int_t |
940 ngx_event_pipe_add_free_buf(ngx_event_pipe_t *p, ngx_buf_t *b) | |
147
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
941 { |
483 | 942 ngx_chain_t *cl; |
943 | |
501 | 944 cl = ngx_alloc_chain_link(p->pool); |
945 if (cl == NULL) { | |
483 | 946 return NGX_ERROR; |
148
5afee0074707
nginx-0.0.1-2003-10-17-00:19:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
147
diff
changeset
|
947 } |
5afee0074707
nginx-0.0.1-2003-10-17-00:19:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
147
diff
changeset
|
948 |
483 | 949 b->pos = b->start; |
950 b->last = b->start; | |
951 b->shadow = NULL; | |
952 | |
953 cl->buf = b; | |
954 | |
955 if (p->free_raw_bufs == NULL) { | |
956 p->free_raw_bufs = cl; | |
957 cl->next = NULL; | |
958 | |
959 return NGX_OK; | |
960 } | |
961 | |
962 if (p->free_raw_bufs->buf->pos == p->free_raw_bufs->buf->last) { | |
147
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
963 |
483 | 964 /* add the free buf to the list start */ |
965 | |
966 cl->next = p->free_raw_bufs; | |
967 p->free_raw_bufs = cl; | |
968 | |
969 return NGX_OK; | |
147
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
970 } |
483 | 971 |
4499
778ef9c3fd2d
Fixed spelling in single-line comments.
Ruslan Ermilov <ru@nginx.com>
parents:
4489
diff
changeset
|
972 /* the first free buf is partially filled, thus add the free buf after it */ |
483 | 973 |
974 cl->next = p->free_raw_bufs->next; | |
975 p->free_raw_bufs->next = cl; | |
976 | |
977 return NGX_OK; | |
147
be71fca7f9d7
nginx-0.0.1-2003-10-14-19:06:38 import
Igor Sysoev <igor@sysoev.ru>
parents:
146
diff
changeset
|
978 } |
152
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
979 |
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
980 |
577 | 981 static ngx_int_t |
982 ngx_event_pipe_drain_chains(ngx_event_pipe_t *p) | |
152
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
983 { |
155
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
984 ngx_chain_t *cl, *tl; |
152
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
985 |
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
986 for ( ;; ) { |
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
987 if (p->busy) { |
155
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
988 cl = p->busy; |
188
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
989 p->busy = NULL; |
152
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
990 |
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
991 } else if (p->out) { |
155
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
992 cl = p->out; |
188
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
993 p->out = NULL; |
152
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
994 |
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
995 } else if (p->in) { |
155
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
996 cl = p->in; |
188
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
997 p->in = NULL; |
152
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
998 |
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
999 } else { |
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
1000 return NGX_OK; |
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
1001 } |
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
1002 |
155
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
1003 while (cl) { |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
1004 if (cl->buf->last_shadow) { |
483 | 1005 if (ngx_event_pipe_add_free_buf(p, cl->buf->shadow) != NGX_OK) { |
479 | 1006 return NGX_ABORT; |
1007 } | |
1008 | |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
1009 cl->buf->last_shadow = 0; |
152
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
1010 } |
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
1011 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
304
diff
changeset
|
1012 cl->buf->shadow = NULL; |
155
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
1013 tl = cl->next; |
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
1014 cl->next = p->free; |
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
1015 p->free = cl; |
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
1016 cl = tl; |
152
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
1017 } |
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
1018 } |
fb48bf4fea1c
nginx-0.0.1-2003-10-21-11:47:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
151
diff
changeset
|
1019 } |