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annotate src/http/ngx_http_upstream.h @ 4464:7bf3b68239a3

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Upstream: added callback hook for the "Set-Cookie" header. No functional changes.
author Valentin Bartenev <vbart@nginx.com>
date Mon, 13 Feb 2012 11:01:58 +0000
parents d620f497c50f
children c9059bd5445b
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 * Copyright (C) Nginx, Inc.
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5 */
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8 #ifndef _NGX_HTTP_UPSTREAM_H_INCLUDED_
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9 #define _NGX_HTTP_UPSTREAM_H_INCLUDED_
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12 #include <ngx_config.h>
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13 #include <ngx_core.h>
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14 #include <ngx_event.h>
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15 #include <ngx_event_connect.h>
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16 #include <ngx_event_pipe.h>
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17 #include <ngx_http.h>
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20 #define NGX_HTTP_UPSTREAM_FT_ERROR 0x00000002
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21 #define NGX_HTTP_UPSTREAM_FT_TIMEOUT 0x00000004
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22 #define NGX_HTTP_UPSTREAM_FT_INVALID_HEADER 0x00000008
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23 #define NGX_HTTP_UPSTREAM_FT_HTTP_500 0x00000010
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24 #define NGX_HTTP_UPSTREAM_FT_HTTP_502 0x00000020
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25 #define NGX_HTTP_UPSTREAM_FT_HTTP_503 0x00000040
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26 #define NGX_HTTP_UPSTREAM_FT_HTTP_504 0x00000080
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27 #define NGX_HTTP_UPSTREAM_FT_HTTP_404 0x00000100
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28 #define NGX_HTTP_UPSTREAM_FT_UPDATING 0x00000200
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29 #define NGX_HTTP_UPSTREAM_FT_BUSY_LOCK 0x00000400
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30 #define NGX_HTTP_UPSTREAM_FT_MAX_WAITING 0x00000800
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31 #define NGX_HTTP_UPSTREAM_FT_NOLIVE 0x40000000
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32 #define NGX_HTTP_UPSTREAM_FT_OFF 0x80000000
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34 #define NGX_HTTP_UPSTREAM_FT_STATUS (NGX_HTTP_UPSTREAM_FT_HTTP_500 \
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35 |NGX_HTTP_UPSTREAM_FT_HTTP_502 \
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36 |NGX_HTTP_UPSTREAM_FT_HTTP_503 \
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37 |NGX_HTTP_UPSTREAM_FT_HTTP_504 \
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38 |NGX_HTTP_UPSTREAM_FT_HTTP_404)
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40 #define NGX_HTTP_UPSTREAM_INVALID_HEADER 40
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42
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43 #define NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT 0x00000002
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44 #define NGX_HTTP_UPSTREAM_IGN_XA_EXPIRES 0x00000004
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45 #define NGX_HTTP_UPSTREAM_IGN_EXPIRES 0x00000008
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46 #define NGX_HTTP_UPSTREAM_IGN_CACHE_CONTROL 0x00000010
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47 #define NGX_HTTP_UPSTREAM_IGN_SET_COOKIE 0x00000020
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48 #define NGX_HTTP_UPSTREAM_IGN_XA_LIMIT_RATE 0x00000040
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49 #define NGX_HTTP_UPSTREAM_IGN_XA_BUFFERING 0x00000080
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50 #define NGX_HTTP_UPSTREAM_IGN_XA_CHARSET 0x00000100
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53 typedef struct {
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54 ngx_msec_t bl_time;
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55 ngx_uint_t bl_state;
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56
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57 ngx_uint_t status;
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58 time_t response_sec;
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59 ngx_uint_t response_msec;
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60 off_t response_length;
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61
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62 ngx_str_t *peer;
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63 } ngx_http_upstream_state_t;
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66 typedef struct {
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67 ngx_hash_t headers_in_hash;
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68 ngx_array_t upstreams;
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69 /* ngx_http_upstream_srv_conf_t */
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70 } ngx_http_upstream_main_conf_t;
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71
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72 typedef struct ngx_http_upstream_srv_conf_s ngx_http_upstream_srv_conf_t;
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73
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74 typedef ngx_int_t (*ngx_http_upstream_init_pt)(ngx_conf_t *cf,
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75 ngx_http_upstream_srv_conf_t *us);
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76 typedef ngx_int_t (*ngx_http_upstream_init_peer_pt)(ngx_http_request_t *r,
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77 ngx_http_upstream_srv_conf_t *us);
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80 typedef struct {
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81 ngx_http_upstream_init_pt init_upstream;
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82 ngx_http_upstream_init_peer_pt init;
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83 void *data;
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84 } ngx_http_upstream_peer_t;
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87 typedef struct {
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88 ngx_addr_t *addrs;
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89 ngx_uint_t naddrs;
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90 ngx_uint_t weight;
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91 ngx_uint_t max_fails;
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92 time_t fail_timeout;
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94 unsigned down:1;
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95 unsigned backup:1;
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96 } ngx_http_upstream_server_t;
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98
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99 #define NGX_HTTP_UPSTREAM_CREATE 0x0001
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100 #define NGX_HTTP_UPSTREAM_WEIGHT 0x0002
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101 #define NGX_HTTP_UPSTREAM_MAX_FAILS 0x0004
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102 #define NGX_HTTP_UPSTREAM_FAIL_TIMEOUT 0x0008
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103 #define NGX_HTTP_UPSTREAM_DOWN 0x0010
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104 #define NGX_HTTP_UPSTREAM_BACKUP 0x0020
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107 struct ngx_http_upstream_srv_conf_s {
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108 ngx_http_upstream_peer_t peer;
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109 void **srv_conf;
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111 ngx_array_t *servers; /* ngx_http_upstream_server_t */
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113 ngx_uint_t flags;
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114 ngx_str_t host;
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115 u_char *file_name;
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116 ngx_uint_t line;
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117 in_port_t port;
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118 in_port_t default_port;
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119 };
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122 typedef struct {
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123 ngx_http_upstream_srv_conf_t *upstream;
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124
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125 ngx_msec_t connect_timeout;
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126 ngx_msec_t send_timeout;
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127 ngx_msec_t read_timeout;
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128 ngx_msec_t timeout;
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129
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130 size_t send_lowat;
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131 size_t buffer_size;
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132
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133 size_t busy_buffers_size;
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134 size_t max_temp_file_size;
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parents: 2422
diff changeset
135 size_t temp_file_write_size;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
136
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
137 size_t busy_buffers_size_conf;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
138 size_t max_temp_file_size_conf;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
139 size_t temp_file_write_size_conf;
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
140
2592
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Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
141 ngx_bufs_t bufs;
529
e5d7d0334fdb nginx-0.1.39-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 527
diff changeset
142
2786
4e002555652d proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents: 2754
diff changeset
143 ngx_uint_t ignore_headers;
2592
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Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
144 ngx_uint_t next_upstream;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
145 ngx_uint_t store_access;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
146 ngx_flag_t buffering;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
147 ngx_flag_t pass_request_headers;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
148 ngx_flag_t pass_request_body;
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
149
2592
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parents: 2422
diff changeset
150 ngx_flag_t ignore_client_abort;
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Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
151 ngx_flag_t intercept_errors;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
152 ngx_flag_t cyclic_temp_file;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
153
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
154 ngx_path_t *temp_path;
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
155
2592
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parents: 2422
diff changeset
156 ngx_hash_t hide_headers_hash;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
157 ngx_array_t *hide_headers;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
158 ngx_array_t *pass_headers;
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
159
3271
fcd98af88df3 proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents: 3269
diff changeset
160 ngx_addr_t *local;
fcd98af88df3 proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents: 3269
diff changeset
161
2592
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parents: 2422
diff changeset
162 #if (NGX_HTTP_CACHE)
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
163 ngx_shm_zone_t *cache;
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
164
2592
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parents: 2422
diff changeset
165 ngx_uint_t cache_min_uses;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
166 ngx_uint_t cache_use_stale;
2875
6e1941b321b7 proxy_cache_methods and fastcgi_cache_methods
Igor Sysoev <igor@sysoev.ru>
parents: 2786
diff changeset
167 ngx_uint_t cache_methods;
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
168
4385
70ba81827472 Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4328
diff changeset
169 ngx_flag_t cache_lock;
70ba81827472 Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4328
diff changeset
170 ngx_msec_t cache_lock_timeout;
70ba81827472 Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4328
diff changeset
171
2592
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Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
172 ngx_array_t *cache_valid;
3699
b0a0686a85bb proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents: 3669
diff changeset
173 ngx_array_t *cache_bypass;
b0a0686a85bb proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents: 3669
diff changeset
174 ngx_array_t *no_cache;
2592
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Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
175 #endif
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
176
2592
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parents: 2422
diff changeset
177 ngx_array_t *store_lengths;
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Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
178 ngx_array_t *store_values;
1295
5383f5232364 proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents: 1291
diff changeset
179
2592
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Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
180 signed store:2;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
181 unsigned intercept_404:1;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
182 unsigned change_buffering:1;
581
326634fb9d47 nginx-0.3.12-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
183
577
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 573
diff changeset
184 #if (NGX_HTTP_SSL)
2592
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parents: 2422
diff changeset
185 ngx_ssl_t *ssl;
2754
7d16774c757c style fix
Igor Sysoev <igor@sysoev.ru>
parents: 2592
diff changeset
186 ngx_flag_t ssl_session_reuse;
577
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 573
diff changeset
187 #endif
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 573
diff changeset
188
3976
215fe9223419 update r3945 with more descriptive error message
Igor Sysoev <igor@sysoev.ru>
parents: 3795
diff changeset
189 ngx_str_t module;
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
190 } ngx_http_upstream_conf_t;
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
191
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
192
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
193 typedef struct {
2592
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diff changeset
194 ngx_str_t name;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
195 ngx_http_header_handler_pt handler;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
196 ngx_uint_t offset;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
197 ngx_http_header_handler_pt copy_handler;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
198 ngx_uint_t conf;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
199 ngx_uint_t redirect; /* unsigned redirect:1; */
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
200 } ngx_http_upstream_header_t;
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
201
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
202
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
203 typedef struct {
2592
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Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
204 ngx_list_t headers;
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
205
2592
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Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
206 ngx_uint_t status_n;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
207 ngx_str_t status_line;
529
e5d7d0334fdb nginx-0.1.39-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 527
diff changeset
208
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
209 ngx_table_elt_t *status;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
210 ngx_table_elt_t *date;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
211 ngx_table_elt_t *server;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
212 ngx_table_elt_t *connection;
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
213
2592
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Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
214 ngx_table_elt_t *expires;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
215 ngx_table_elt_t *etag;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
216 ngx_table_elt_t *x_accel_expires;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
217 ngx_table_elt_t *x_accel_redirect;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
218 ngx_table_elt_t *x_accel_limit_rate;
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
219
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
220 ngx_table_elt_t *content_type;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
221 ngx_table_elt_t *content_length;
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
222
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
223 ngx_table_elt_t *last_modified;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
224 ngx_table_elt_t *location;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
225 ngx_table_elt_t *accept_ranges;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
226 ngx_table_elt_t *www_authenticate;
4123
0ee350b5177c Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4120
diff changeset
227 ngx_table_elt_t *transfer_encoding;
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
228
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
229 #if (NGX_HTTP_GZIP)
2592
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Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
230 ngx_table_elt_t *content_encoding;
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
231 #endif
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
232
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
233 off_t content_length_n;
1885
e5897822515f test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents: 1701
diff changeset
234
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
235 ngx_array_t cache_control;
4123
0ee350b5177c Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4120
diff changeset
236
4124
0c30976f5bfa Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4123
diff changeset
237 unsigned connection_close:1;
4123
0ee350b5177c Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4120
diff changeset
238 unsigned chunked:1;
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
239 } ngx_http_upstream_headers_in_t;
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
240
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
241
1658
13f8dec720b5 proxy_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents: 1565
diff changeset
242 typedef struct {
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
243 ngx_str_t host;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
244 in_port_t port;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
245 ngx_uint_t no_port; /* unsigned no_port:1 */
2422
7af1e5fe102c variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents: 2402
diff changeset
246
2592
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Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
247 ngx_uint_t naddrs;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
248 in_addr_t *addrs;
2422
7af1e5fe102c variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents: 2402
diff changeset
249
2592
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Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
250 struct sockaddr *sockaddr;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
251 socklen_t socklen;
2422
7af1e5fe102c variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents: 2402
diff changeset
252
2592
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Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
253 ngx_resolver_ctx_t *ctx;
1658
13f8dec720b5 proxy_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents: 1565
diff changeset
254 } ngx_http_upstream_resolved_t;
13f8dec720b5 proxy_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents: 1565
diff changeset
255
13f8dec720b5 proxy_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents: 1565
diff changeset
256
2386
4ccaa42de633 use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents: 2377
diff changeset
257 typedef void (*ngx_http_upstream_handler_pt)(ngx_http_request_t *r,
4ccaa42de633 use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents: 2377
diff changeset
258 ngx_http_upstream_t *u);
4ccaa42de633 use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents: 2377
diff changeset
259
4ccaa42de633 use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents: 2377
diff changeset
260
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
261 struct ngx_http_upstream_s {
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
262 ngx_http_upstream_handler_pt read_event_handler;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
263 ngx_http_upstream_handler_pt write_event_handler;
2377
87b8c44906b5 *) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents: 2285
diff changeset
264
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
265 ngx_peer_connection_t peer;
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
266
2592
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Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
267 ngx_event_pipe_t *pipe;
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
268
2592
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Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
269 ngx_chain_t *request_bufs;
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
270
2592
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Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
271 ngx_output_chain_ctx_t output;
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diff changeset
272 ngx_chain_writer_ctx_t writer;
479
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parents:
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273
2592
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274 ngx_http_upstream_conf_t *conf;
479
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275
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276 ngx_http_upstream_headers_in_t headers_in;
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
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parents: 507
diff changeset
277
2592
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diff changeset
278 ngx_http_upstream_resolved_t *resolved;
1658
13f8dec720b5 proxy_pass variables support
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parents: 1565
diff changeset
279
2592
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diff changeset
280 ngx_buf_t buffer;
4118
dbddec65fdab Upstream: r->upstream->length type change to off_t.
Maxim Dounin <mdounin@mdounin.ru>
parents: 3976
diff changeset
281 off_t length;
581
326634fb9d47 nginx-0.3.12-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
282
2592
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diff changeset
283 ngx_chain_t *out_bufs;
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parents: 2422
diff changeset
284 ngx_chain_t *busy_bufs;
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parents: 2422
diff changeset
285 ngx_chain_t *free_bufs;
581
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parents: 577
diff changeset
286
2592
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diff changeset
287 ngx_int_t (*input_filter_init)(void *data);
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parents: 2422
diff changeset
288 ngx_int_t (*input_filter)(void *data, ssize_t bytes);
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parents: 2422
diff changeset
289 void *input_filter_ctx;
479
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290
2592
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291 #if (NGX_HTTP_CACHE)
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diff changeset
292 ngx_int_t (*create_key)(ngx_http_request_t *r);
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parents: 2422
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293 #endif
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diff changeset
294 ngx_int_t (*create_request)(ngx_http_request_t *r);
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parents: 2422
diff changeset
295 ngx_int_t (*reinit_request)(ngx_http_request_t *r);
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parents: 2422
diff changeset
296 ngx_int_t (*process_header)(ngx_http_request_t *r);
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parents: 2422
diff changeset
297 void (*abort_request)(ngx_http_request_t *r);
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parents: 2422
diff changeset
298 void (*finalize_request)(ngx_http_request_t *r,
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Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
299 ngx_int_t rc);
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parents: 2422
diff changeset
300 ngx_int_t (*rewrite_redirect)(ngx_http_request_t *r,
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parents: 2422
diff changeset
301 ngx_table_elt_t *h, size_t prefix);
4464
7bf3b68239a3 Upstream: added callback hook for the "Set-Cookie" header.
Valentin Bartenev <vbart@nginx.com>
parents: 4412
diff changeset
302 ngx_int_t (*rewrite_cookie)(ngx_http_request_t *r,
7bf3b68239a3 Upstream: added callback hook for the "Set-Cookie" header.
Valentin Bartenev <vbart@nginx.com>
parents: 4412
diff changeset
303 ngx_table_elt_t *h);
479
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304
2592
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diff changeset
305 ngx_msec_t timeout;
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 515
diff changeset
306
2592
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diff changeset
307 ngx_http_upstream_state_t *state;
479
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308
2592
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diff changeset
309 ngx_str_t method;
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parents: 2422
diff changeset
310 ngx_str_t schema;
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parents: 2422
diff changeset
311 ngx_str_t uri;
555
7bd37aef1e7e nginx-0.2.6-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 529
diff changeset
312
2592
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diff changeset
313 ngx_http_cleanup_pt *cleanup;
569
174f1e853e1e nginx-0.3.6-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 563
diff changeset
314
2592
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diff changeset
315 unsigned store:1;
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parents: 2422
diff changeset
316 unsigned cacheable:1;
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Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
317 unsigned accel:1;
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parents: 2422
diff changeset
318 unsigned ssl:1;
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parents: 2422
diff changeset
319 #if (NGX_HTTP_CACHE)
2952
0998606fbfd4 $upstream_cache_status
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parents: 2927
diff changeset
320 unsigned cache_status:3;
2592
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diff changeset
321 #endif
479
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322
2592
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diff changeset
323 unsigned buffering:1;
4120
42135dd1f0ea Upstream: keepalive flag.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4118
diff changeset
324 unsigned keepalive:1;
649
1e720b0be7ec nginx-0.3.46-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 629
diff changeset
325
2592
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diff changeset
326 unsigned request_sent:1;
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diff changeset
327 unsigned header_sent:1;
479
c52408583801 nginx-0.1.14-RELEASE import
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diff changeset
328 };
c52408583801 nginx-0.1.14-RELEASE import
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parents:
diff changeset
329
c52408583801 nginx-0.1.14-RELEASE import
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parents:
diff changeset
330
2268
33556140681a *) ngx_http_upstream_test_next()
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diff changeset
331 typedef struct {
33556140681a *) ngx_http_upstream_test_next()
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parents: 2184
diff changeset
332 ngx_uint_t status;
33556140681a *) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents: 2184
diff changeset
333 ngx_uint_t mask;
33556140681a *) ngx_http_upstream_test_next()
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parents: 2184
diff changeset
334 } ngx_http_upstream_next_t;
33556140681a *) ngx_http_upstream_test_next()
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parents: 2184
diff changeset
335
33556140681a *) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents: 2184
diff changeset
336
4328
d15a00e6d9e6 Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents: 4197
diff changeset
337 typedef struct {
d15a00e6d9e6 Added the ngx_http_upstream_param_set_slot().
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diff changeset
338 ngx_str_t key;
d15a00e6d9e6 Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents: 4197
diff changeset
339 ngx_str_t value;
d15a00e6d9e6 Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents: 4197
diff changeset
340 ngx_uint_t skip_empty;
d15a00e6d9e6 Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents: 4197
diff changeset
341 } ngx_http_upstream_param_t;
d15a00e6d9e6 Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents: 4197
diff changeset
342
d15a00e6d9e6 Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents: 4197
diff changeset
343
1162
f59d15404269 $upstream_http_... variables
Igor Sysoev <igor@sysoev.ru>
parents: 906
diff changeset
344 ngx_int_t ngx_http_upstream_header_variable(ngx_http_request_t *r,
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parents: 906
diff changeset
345 ngx_http_variable_value_t *v, uintptr_t data);
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parents: 906
diff changeset
346
3006
95972b9e790b ngx_http_upstream_create() to cleanup the previous upstream after
Igor Sysoev <igor@sysoev.ru>
parents: 2952
diff changeset
347 ngx_int_t ngx_http_upstream_create(ngx_http_request_t *r);
479
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parents:
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348 void ngx_http_upstream_init(ngx_http_request_t *r);
651
39b7d7b33c91 nginx-0.3.47-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 649
diff changeset
349 ngx_http_upstream_srv_conf_t *ngx_http_upstream_add(ngx_conf_t *cf,
884
4d68c486fcb0 upstream choice modules
Igor Sysoev <igor@sysoev.ru>
parents: 675
diff changeset
350 ngx_url_t *u, ngx_uint_t flags);
3399
ac9c0380337d fix typo
Igor Sysoev <igor@sysoev.ru>
parents: 3271
diff changeset
351 char *ngx_http_upstream_bind_set_slot(ngx_conf_t *cf, ngx_command_t *cmd,
3271
fcd98af88df3 proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents: 3269
diff changeset
352 void *conf);
4328
d15a00e6d9e6 Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents: 4197
diff changeset
353 char *ngx_http_upstream_param_set_slot(ngx_conf_t *cf, ngx_command_t *cmd,
d15a00e6d9e6 Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents: 4197
diff changeset
354 void *conf);
1701
40d004d95d88 *) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents: 1658
diff changeset
355 ngx_int_t ngx_http_upstream_hide_headers_hash(ngx_conf_t *cf,
40d004d95d88 *) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents: 1658
diff changeset
356 ngx_http_upstream_conf_t *conf, ngx_http_upstream_conf_t *prev,
40d004d95d88 *) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents: 1658
diff changeset
357 ngx_str_t *default_hide_headers, ngx_hash_init_t *hash);
884
4d68c486fcb0 upstream choice modules
Igor Sysoev <igor@sysoev.ru>
parents: 675
diff changeset
358
4d68c486fcb0 upstream choice modules
Igor Sysoev <igor@sysoev.ru>
parents: 675
diff changeset
359
4d68c486fcb0 upstream choice modules
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parents: 675
diff changeset
360 #define ngx_http_conf_upstream_srv_conf(uscf, module) \
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parents: 675
diff changeset
361 uscf->srv_conf[module.ctx_index]
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
362
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
363
2875
6e1941b321b7 proxy_cache_methods and fastcgi_cache_methods
Igor Sysoev <igor@sysoev.ru>
parents: 2786
diff changeset
364 extern ngx_module_t ngx_http_upstream_module;
6e1941b321b7 proxy_cache_methods and fastcgi_cache_methods
Igor Sysoev <igor@sysoev.ru>
parents: 2786
diff changeset
365 extern ngx_conf_bitmask_t ngx_http_upstream_cache_method_mask[];
3667
12bd9e26fadb use shared ngx_http_upstream_ignore_headers_masks[]
Igor Sysoev <igor@sysoev.ru>
parents: 3526
diff changeset
366 extern ngx_conf_bitmask_t ngx_http_upstream_ignore_headers_masks[];
2875
6e1941b321b7 proxy_cache_methods and fastcgi_cache_methods
Igor Sysoev <igor@sysoev.ru>
parents: 2786
diff changeset
367
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
368
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
369 #endif /* _NGX_HTTP_UPSTREAM_H_INCLUDED_ */