annotate src/http/ngx_http_write_filter_module.c @ 509:9b8c906f6e63 release-0.1.29

nginx-0.1.29-RELEASE import *) Feature: the ngx_http_ssi_module supports "include virtual" command. *) Feature: the ngx_http_ssi_module supports the condition command like 'if expr="$NAME"' and "else" and "endif" commands. Only one nested level is supported. *) Feature: the ngx_http_ssi_module supports the DATE_LOCAL and DATE_GMT variables and "config timefmt" command. *) Feature: the "ssi_ignore_recycled_buffers" directive. *) Bugfix: the "echo" command did not show the default value for the empty QUERY_STRING variable. *) Change: the ngx_http_proxy_module was rewritten. *) Feature: the "proxy_redirect", "proxy_pass_request_headers", "proxy_pass_request_body", and "proxy_method" directives. *) Feature: the "proxy_set_header" directive. The "proxy_x_var" was canceled and must be replaced with the proxy_set_header directive. *) Change: the "proxy_preserve_host" is canceled and must be replaced with the "proxy_set_header Host $host" and the "proxy_redirect off" directives, the "proxy_set_header Host $host:$proxy_port" directive and the appropriate proxy_redirect directives. *) Change: the "proxy_set_x_real_ip" is canceled and must be replaced with the "proxy_set_header X-Real-IP $remote_addr" directive. *) Change: the "proxy_add_x_forwarded_for" is canceled and must be replaced with the "proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for" directive. *) Change: the "proxy_set_x_url" is canceled and must be replaced with the "proxy_set_header X-URL http://$host:$server_port$request_uri" directive. *) Feature: the "fastcgi_param" directive. *) Change: the "fastcgi_root", "fastcgi_set_var" and "fastcgi_params" directive are canceled and must be replaced with the fastcgi_param directives. *) Feature: the "index" directive can use the variables. *) Feature: the "index" directive can be used at http and server levels. *) Change: the last index only in the "index" directive can be absolute. *) Feature: the "rewrite" directive can use the variables. *) Feature: the "internal" directive. *) Feature: the CONTENT_LENGTH, CONTENT_TYPE, REMOTE_PORT, SERVER_ADDR, SERVER_PORT, SERVER_PROTOCOL, DOCUMENT_ROOT, SERVER_NAME, REQUEST_METHOD, REQUEST_URI, and REMOTE_USER variables. *) Change: nginx now passes the invalid lines in a client request headers or a backend response header. *) Bugfix: if the backend did not transfer response for a long time and the "send_timeout" was less than "proxy_read_timeout", then nginx returned the 408 response. *) Bugfix: the segmentation fault was occurred if the backend sent an invalid line in response header; the bug had appeared in 0.1.26. *) Bugfix: the segmentation fault may occurred in FastCGI fault tolerance configuration. *) Bugfix: the "expires" directive did not remove the previous "Expires" and "Cache-Control" headers. *) Bugfix: nginx did not take into account trailing dot in "Host" header line. *) Bugfix: the ngx_http_auth_module did not work under Linux. *) Bugfix: the rewrite directive worked incorrectly, if the arguments were in a request. *) Bugfix: nginx could not be built on MacOS X.
author Igor Sysoev <igor@sysoev.ru>
date Thu, 12 May 2005 14:58:06 +0000
parents cd3117ad9aab
children c12967aadd87
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441
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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1
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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2 /*
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42d11f017717 nginx-0.1.0-2004-09-29-20:00:49 import; remove years from copyright
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3 * Copyright (C) Igor Sysoev
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da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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4 */
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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5
1
d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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6
d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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7 #include <ngx_config.h>
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a059e1aa65d4 nginx-0.0.1-2003-06-02-19:24:30 import
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8 #include <ngx_core.h>
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6dfda4cf5200 nginx-0.0.1-2003-06-11-19:28:34 import
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9 #include <ngx_event.h>
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a059e1aa65d4 nginx-0.0.1-2003-06-02-19:24:30 import
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10 #include <ngx_http.h>
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53cd05892261 nginx-0.0.1-2002-12-27-19:22:50 import
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53cd05892261 nginx-0.0.1-2002-12-27-19:22:50 import
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12
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2e3cbc1bbe3c nginx-0.0.7-2004-06-16-19:32:11 import
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13 static ngx_int_t ngx_http_write_filter_init(ngx_cycle_t *cycle);
10
4f3879d9b6f6 nginx-0.0.1-2002-09-11-19:18:33 import
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14
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53cb81681040 nginx-0.0.1-2002-12-15-09:25:09 import
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15
41
59e7c7f30d49 nginx-0.0.1-2002-12-26-19:26:23 import
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16 ngx_http_module_t ngx_http_write_filter_module_ctx = {
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
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17 NULL, /* preconfiguration */
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18 NULL, /* postconfiguration */
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4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import
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19
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637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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20 NULL, /* create main configuration */
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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21 NULL, /* init main configuration */
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e43f406e4525 nginx-0.0.1-2003-03-20-19:09:44 import
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22
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637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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23 NULL, /* create server configuration */
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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24 NULL, /* merge server configuration */
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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25
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b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import
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26 NULL, /* create location configuration */
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import
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27 NULL, /* merge location configuration */
10
4f3879d9b6f6 nginx-0.0.1-2002-09-11-19:18:33 import
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28 };
1
d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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41
59e7c7f30d49 nginx-0.0.1-2002-12-26-19:26:23 import
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31 ngx_module_t ngx_http_write_filter_module = {
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32 NGX_MODULE_V1,
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37530da31268 nginx-0.0.1-2003-05-16-19:27:48 import
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33 &ngx_http_write_filter_module_ctx, /* module context */
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b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import
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34 NULL, /* module directives */
96
a23d010f356d nginx-0.0.1-2003-05-27-16:18:54 import
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35 NGX_HTTP_MODULE, /* module type */
110
152567c11325 nginx-0.0.1-2003-07-02-22:51:41 import
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36 ngx_http_write_filter_init, /* init module */
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00c5660d2707 nginx-0.0.3-2004-04-01-20:20:53 import
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parents: 290
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37 NULL /* init process */
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38 };
59e7c7f30d49 nginx-0.0.1-2002-12-26-19:26:23 import
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39
59e7c7f30d49 nginx-0.0.1-2002-12-26-19:26:23 import
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40
501
d4ea69372b94 nginx-0.1.25-RELEASE import
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41 ngx_int_t
d4ea69372b94 nginx-0.1.25-RELEASE import
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42 ngx_http_write_filter(ngx_http_request_t *r, ngx_chain_t *in)
1
d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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43 {
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
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44 off_t size, sent;
9b8c906f6e63 nginx-0.1.29-RELEASE import
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45 ngx_uint_t last, flush;
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46 ngx_chain_t *cl, *ln, **ll, *chain;
9b8c906f6e63 nginx-0.1.29-RELEASE import
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47 ngx_connection_t *c;
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48 ngx_http_core_loc_conf_t *clcf;
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6f58641241bb nginx-0.0.1-2002-09-07-14:14:25 import
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49
303
00c5660d2707 nginx-0.0.3-2004-04-01-20:20:53 import
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50 size = 0;
00c5660d2707 nginx-0.0.3-2004-04-01-20:20:53 import
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51 flush = 0;
1
d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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52 last = 0;
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
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53 ll = &r->out;
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d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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54
155
46eb23d9471d nginx-0.0.1-2003-10-22-20:38:26 import
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55 /* find the size, the flush point and the last link of the saved chain */
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59229033ae93 nginx-0.0.1-2003-04-08-19:40:10 import
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56
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
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57 for (cl = r->out; cl; cl = cl->next) {
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58 ll = &cl->next;
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d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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59
479
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60 ngx_log_debug7(NGX_LOG_DEBUG_EVENT, r->connection->log, 0,
c52408583801 nginx-0.1.14-RELEASE import
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61 "write old buf t:%d f:%d %p, pos %p, size: %z "
c52408583801 nginx-0.1.14-RELEASE import
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62 "file: %O, size: %z",
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63 cl->buf->temporary, cl->buf->in_file,
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64 cl->buf->start, cl->buf->pos,
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65 cl->buf->last - cl->buf->pos,
c52408583801 nginx-0.1.14-RELEASE import
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66 cl->buf->file_pos,
c52408583801 nginx-0.1.14-RELEASE import
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67 cl->buf->file_last - cl->buf->file_pos);
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68
461
a88a3e4e158f nginx-0.1.5-RELEASE import
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69 #if 1
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70 if (ngx_buf_size(cl->buf) == 0 && !ngx_buf_special(cl->buf)) {
479
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71 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
483
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72 "zero size buf in writer "
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73 "t:%d r:%d f:%d %p %p-%p %p %O-%O",
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74 cl->buf->temporary,
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75 cl->buf->recycled,
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76 cl->buf->in_file,
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77 cl->buf->start,
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78 cl->buf->pos,
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79 cl->buf->last,
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80 cl->buf->file,
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81 cl->buf->file_pos,
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82 cl->buf->file_last);
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83
461
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84 ngx_debug_point();
489
45a460f82aec nginx-0.1.19-RELEASE import
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85 return NGX_ERROR;
461
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86 }
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87 #endif
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88
343
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89 size += ngx_buf_size(cl->buf);
3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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parents: 1
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90
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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91 if (cl->buf->flush || cl->buf->recycled) {
499
64d9afb209da nginx-0.1.24-RELEASE import
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92 flush = 1;
41
59e7c7f30d49 nginx-0.0.1-2002-12-26-19:26:23 import
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93 }
1
d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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94
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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95 if (cl->buf->last_buf) {
1
d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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96 last = 1;
41
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97 }
1
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98 }
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99
153
c71aeb75c071 nginx-0.0.1-2003-10-21-20:49:56 import
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100 /* add the new chain to the existent one */
c71aeb75c071 nginx-0.0.1-2003-10-21-20:49:56 import
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101
332
159dd60d257a nginx-0.0.3-2004-05-10-23:53:35 import
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102 for (ln = in; ln; ln = ln->next) {
501
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103 cl = ngx_alloc_chain_link(r->pool);
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104 if (cl == NULL) {
461
a88a3e4e158f nginx-0.1.5-RELEASE import
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105 return NGX_ERROR;
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106 }
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107
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108 cl->buf = ln->buf;
155
46eb23d9471d nginx-0.0.1-2003-10-22-20:38:26 import
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109 *ll = cl;
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110 ll = &cl->next;
153
c71aeb75c071 nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
diff changeset
111
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
112 ngx_log_debug7(NGX_LOG_DEBUG_EVENT, r->connection->log, 0,
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
113 "write new buf t:%d f:%d %p, pos %p, size: %z "
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
114 "file: %O, size: %z",
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
115 cl->buf->temporary, cl->buf->in_file,
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
116 cl->buf->start, cl->buf->pos,
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
117 cl->buf->last - cl->buf->pos,
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
118 cl->buf->file_pos,
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
119 cl->buf->file_last - cl->buf->file_pos);
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
120
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
121 #if 1
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
122 if (ngx_buf_size(cl->buf) == 0 && !ngx_buf_special(cl->buf)) {
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
123 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
124 "zero size buf in writer "
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
125 "t:%d r:%d f:%d %p %p-%p %p %O-%O",
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
126 cl->buf->temporary,
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
127 cl->buf->recycled,
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
128 cl->buf->in_file,
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
129 cl->buf->start,
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
130 cl->buf->pos,
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
131 cl->buf->last,
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
132 cl->buf->file,
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
133 cl->buf->file_pos,
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
134 cl->buf->file_last);
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
135
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
136 ngx_debug_point();
489
45a460f82aec nginx-0.1.19-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 483
diff changeset
137 return NGX_ERROR;
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
138 }
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
139 #endif
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
140
403
ea3113b181d1 nginx-0.0.9-2004-07-28-23:21:26 import
Igor Sysoev <igor@sysoev.ru>
parents: 402
diff changeset
141 size += ngx_buf_size(cl->buf);
153
c71aeb75c071 nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
diff changeset
142
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: 333
diff changeset
143 if (cl->buf->flush || cl->buf->recycled) {
499
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
144 flush = 1;
153
c71aeb75c071 nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
diff changeset
145 }
c71aeb75c071 nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
diff changeset
146
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: 333
diff changeset
147 if (cl->buf->last_buf) {
153
c71aeb75c071 nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
diff changeset
148 last = 1;
c71aeb75c071 nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
diff changeset
149 }
c71aeb75c071 nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
diff changeset
150 }
c71aeb75c071 nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
diff changeset
151
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
152 *ll = NULL;
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
153
396
6f3b20c1ac50 nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 395
diff changeset
154 c = r->connection;
6f3b20c1ac50 nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 395
diff changeset
155
6f3b20c1ac50 nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 395
diff changeset
156 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, c->log, 0,
499
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
157 "http write filter: l:%d f:%d s:%O", last, flush, size);
26
53cb81681040 nginx-0.0.1-2002-12-15-09:25:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 24
diff changeset
158
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
159 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
154
eac26585476e nginx-0.0.1-2003-10-22-11:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents: 153
diff changeset
160
142
cb77c084acdb nginx-0.0.1-2003-10-09-11:00:45 import
Igor Sysoev <igor@sysoev.ru>
parents: 119
diff changeset
161 /*
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
162 * avoid the output if there are no last buf, no flush point,
344
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 343
diff changeset
163 * there are the incoming bufs and the size of all bufs
332
159dd60d257a nginx-0.0.3-2004-05-10-23:53:35 import
Igor Sysoev <igor@sysoev.ru>
parents: 319
diff changeset
164 * is smaller than "postpone_output" directive
142
cb77c084acdb nginx-0.0.1-2003-10-09-11:00:45 import
Igor Sysoev <igor@sysoev.ru>
parents: 119
diff changeset
165 */
71
59229033ae93 nginx-0.0.1-2003-04-08-19:40:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
166
499
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
167 if (!last && !flush && in && size < (off_t) clcf->postpone_output) {
4
c5f071d376e5 nginx-0.0.1-2002-08-22-19:24:03 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
168 return NGX_OK;
41
59e7c7f30d49 nginx-0.0.1-2002-12-26-19:26:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 26
diff changeset
169 }
1
d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
170
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
171 /*
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
172 * avoid the output if there are no incoming bufs but there are
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
173 * the postponed requests or data
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
174 */
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
175
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
176 if (in == NULL && r->postponed) {
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
177 return NGX_OK;
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
178 }
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
179
396
6f3b20c1ac50 nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 395
diff changeset
180 if (c->write->delayed) {
77
57c2e18d3572 nginx-0.0.1-2003-04-17-21:59:35 import
Igor Sysoev <igor@sysoev.ru>
parents: 75
diff changeset
181 return NGX_AGAIN;
57c2e18d3572 nginx-0.0.1-2003-04-17-21:59:35 import
Igor Sysoev <igor@sysoev.ru>
parents: 75
diff changeset
182 }
57c2e18d3572 nginx-0.0.1-2003-04-17-21:59:35 import
Igor Sysoev <igor@sysoev.ru>
parents: 75
diff changeset
183
399
4e21d1291a14 nginx-0.0.7-2004-07-25-22:34:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 396
diff changeset
184 if (size == 0 && !c->buffered) {
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
185 if (last) {
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
186 r->out = NULL;
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
187 return NGX_OK;
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
188 }
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
189
499
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
190 if (flush) {
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
191 do {
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
192 r->out = r->out->next;
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
193 }
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
194 while (r->out);
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
195
499
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
196 return NGX_OK;
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
197 }
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
198
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
199 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
200 "the http output chain is empty");
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
201
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
202 ngx_debug_point();
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
203
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
204 return NGX_ERROR;
143
5526213be452 nginx-0.0.1-2003-10-10-19:10:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 142
diff changeset
205 }
5526213be452 nginx-0.0.1-2003-10-10-19:10:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 142
diff changeset
206
396
6f3b20c1ac50 nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 395
diff changeset
207 sent = c->sent;
361
446782c909b3 nginx-0.0.7-2004-06-20-23:54:15 import
Igor Sysoev <igor@sysoev.ru>
parents: 356
diff changeset
208
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
209 chain = c->send_chain(c, r->out, clcf->limit_rate);
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
210
396
6f3b20c1ac50 nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 395
diff changeset
211 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0,
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
212 "http write filter %p", chain);
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
213
391
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 363
diff changeset
214 if (clcf->limit_rate) {
396
6f3b20c1ac50 nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 395
diff changeset
215 sent = c->sent - sent;
6f3b20c1ac50 nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 395
diff changeset
216 c->write->delayed = 1;
363
f2755a2885c8 nginx-0.0.7-2004-06-21-23:22:53 import
Igor Sysoev <igor@sysoev.ru>
parents: 362
diff changeset
217 ngx_add_timer(r->connection->write,
391
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 363
diff changeset
218 (ngx_msec_t) (sent * 1000 / clcf->limit_rate));
362
7650aea1816f nginx-0.0.7-2004-06-21-19:59:32 import
Igor Sysoev <igor@sysoev.ru>
parents: 361
diff changeset
219 }
361
446782c909b3 nginx-0.0.7-2004-06-20-23:54:15 import
Igor Sysoev <igor@sysoev.ru>
parents: 356
diff changeset
220
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
221 if (chain == NGX_CHAIN_ERROR) {
4
c5f071d376e5 nginx-0.0.1-2002-08-22-19:24:03 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
222 return NGX_ERROR;
41
59e7c7f30d49 nginx-0.0.1-2002-12-26-19:26:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 26
diff changeset
223 }
1
d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
224
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
225 for (cl = r->out; cl && cl != chain; /* void */) {
507
cd3117ad9aab nginx-0.1.28-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
226 ln = cl;
cd3117ad9aab nginx-0.1.28-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
227 cl = cl->next;
cd3117ad9aab nginx-0.1.28-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
228 ngx_free_chain(r->pool, ln);
cd3117ad9aab nginx-0.1.28-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
229 }
cd3117ad9aab nginx-0.1.28-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
230
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
231 r->out = chain;
399
4e21d1291a14 nginx-0.0.7-2004-07-25-22:34:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 396
diff changeset
232
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
233 if (chain || (last && c->buffered)) {
395
f8f0f1834266 nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 394
diff changeset
234 return NGX_AGAIN;
f8f0f1834266 nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 394
diff changeset
235 }
f8f0f1834266 nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 394
diff changeset
236
399
4e21d1291a14 nginx-0.0.7-2004-07-25-22:34:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 396
diff changeset
237 return NGX_OK;
1
d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
238 }
9
6f58641241bb nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents: 8
diff changeset
239
6f58641241bb nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents: 8
diff changeset
240
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
241 static ngx_int_t
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
242 ngx_http_write_filter_init(ngx_cycle_t *cycle)
71
59229033ae93 nginx-0.0.1-2003-04-08-19:40:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
243 {
59229033ae93 nginx-0.0.1-2003-04-08-19:40:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
244 ngx_http_top_body_filter = ngx_http_write_filter;
59229033ae93 nginx-0.0.1-2003-04-08-19:40:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
245
59229033ae93 nginx-0.0.1-2003-04-08-19:40:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
246 return NGX_OK;
59229033ae93 nginx-0.0.1-2003-04-08-19:40:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
247 }