Mercurial > hg > nginx

annotate src/http/ngx_http_upstream.h @ 6075:7fcfe113827d stable-1.6

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Fixed possible buffer overrun in "too long header line" logging. Additionally, ellipsis now always added to make it clear that the header logged is incomplete. Reported by Daniil Bondarev.
author Maxim Dounin <mdounin@mdounin.ru>
date Wed, 08 Oct 2014 17:16:04 +0400
parents 07dd5bd222ac
children 7022564a9e0e
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c52408583801 nginx-0.1.14-RELEASE import
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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_403 0x00000100
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28 #define NGX_HTTP_UPSTREAM_FT_HTTP_404 0x00000200
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29 #define NGX_HTTP_UPSTREAM_FT_UPDATING 0x00000400
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30 #define NGX_HTTP_UPSTREAM_FT_BUSY_LOCK 0x00000800
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31 #define NGX_HTTP_UPSTREAM_FT_MAX_WAITING 0x00001000
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32 #define NGX_HTTP_UPSTREAM_FT_NOLIVE 0x40000000
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33 #define NGX_HTTP_UPSTREAM_FT_OFF 0x80000000
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35 #define NGX_HTTP_UPSTREAM_FT_STATUS (NGX_HTTP_UPSTREAM_FT_HTTP_500 \
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36 |NGX_HTTP_UPSTREAM_FT_HTTP_502 \
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37 |NGX_HTTP_UPSTREAM_FT_HTTP_503 \
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38 |NGX_HTTP_UPSTREAM_FT_HTTP_504 \
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39 |NGX_HTTP_UPSTREAM_FT_HTTP_403 \
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40 |NGX_HTTP_UPSTREAM_FT_HTTP_404)
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42 #define NGX_HTTP_UPSTREAM_INVALID_HEADER 40
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44
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45 #define NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT 0x00000002
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46 #define NGX_HTTP_UPSTREAM_IGN_XA_EXPIRES 0x00000004
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47 #define NGX_HTTP_UPSTREAM_IGN_EXPIRES 0x00000008
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48 #define NGX_HTTP_UPSTREAM_IGN_CACHE_CONTROL 0x00000010
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49 #define NGX_HTTP_UPSTREAM_IGN_SET_COOKIE 0x00000020
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50 #define NGX_HTTP_UPSTREAM_IGN_XA_LIMIT_RATE 0x00000040
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51 #define NGX_HTTP_UPSTREAM_IGN_XA_BUFFERING 0x00000080
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52 #define NGX_HTTP_UPSTREAM_IGN_XA_CHARSET 0x00000100
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54
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55 typedef struct {
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56 ngx_msec_t bl_time;
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57 ngx_uint_t bl_state;
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58
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59 ngx_uint_t status;
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60 time_t response_sec;
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61 ngx_uint_t response_msec;
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62 off_t response_length;
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64 ngx_str_t *peer;
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65 } ngx_http_upstream_state_t;
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68 typedef struct {
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69 ngx_hash_t headers_in_hash;
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70 ngx_array_t upstreams;
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71 /* ngx_http_upstream_srv_conf_t */
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72 } ngx_http_upstream_main_conf_t;
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74 typedef struct ngx_http_upstream_srv_conf_s ngx_http_upstream_srv_conf_t;
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75
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76 typedef ngx_int_t (*ngx_http_upstream_init_pt)(ngx_conf_t *cf,
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77 ngx_http_upstream_srv_conf_t *us);
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78 typedef ngx_int_t (*ngx_http_upstream_init_peer_pt)(ngx_http_request_t *r,
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79 ngx_http_upstream_srv_conf_t *us);
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81
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82 typedef struct {
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83 ngx_http_upstream_init_pt init_upstream;
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84 ngx_http_upstream_init_peer_pt init;
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85 void *data;
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86 } ngx_http_upstream_peer_t;
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89 typedef struct {
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90 ngx_addr_t *addrs;
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91 ngx_uint_t naddrs;
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92 ngx_uint_t weight;
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93 ngx_uint_t max_fails;
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94 time_t fail_timeout;
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96 unsigned down:1;
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97 unsigned backup:1;
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98 } ngx_http_upstream_server_t;
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99
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100
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101 #define NGX_HTTP_UPSTREAM_CREATE 0x0001
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102 #define NGX_HTTP_UPSTREAM_WEIGHT 0x0002
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103 #define NGX_HTTP_UPSTREAM_MAX_FAILS 0x0004
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104 #define NGX_HTTP_UPSTREAM_FAIL_TIMEOUT 0x0008
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105 #define NGX_HTTP_UPSTREAM_DOWN 0x0010
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106 #define NGX_HTTP_UPSTREAM_BACKUP 0x0020
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109 struct ngx_http_upstream_srv_conf_s {
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110 ngx_http_upstream_peer_t peer;
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111 void **srv_conf;
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112
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113 ngx_array_t *servers; /* ngx_http_upstream_server_t */
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115 ngx_uint_t flags;
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116 ngx_str_t host;
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117 u_char *file_name;
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118 ngx_uint_t line;
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119 in_port_t port;
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120 in_port_t default_port;
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121 ngx_uint_t no_port; /* unsigned no_port:1 */
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122 };
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125 typedef struct {
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126 ngx_addr_t *addr;
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127 ngx_http_complex_value_t *value;
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128 } ngx_http_upstream_local_t;
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131 typedef struct {
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132 ngx_http_upstream_srv_conf_t *upstream;
884
4d68c486fcb0 upstream choice modules
Igor Sysoev <igor@sysoev.ru>
parents: 675
diff changeset
133
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
134 ngx_msec_t connect_timeout;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
135 ngx_msec_t send_timeout;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
136 ngx_msec_t read_timeout;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
137 ngx_msec_t timeout;
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
138
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
139 size_t send_lowat;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
140 size_t buffer_size;
529
e5d7d0334fdb nginx-0.1.39-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 527
diff changeset
141
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
142 size_t busy_buffers_size;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
143 size_t max_temp_file_size;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
144 size_t temp_file_write_size;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
145
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
146 size_t busy_buffers_size_conf;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
147 size_t max_temp_file_size_conf;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
148 size_t temp_file_write_size_conf;
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
149
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
150 ngx_bufs_t bufs;
529
e5d7d0334fdb nginx-0.1.39-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 527
diff changeset
151
2786
4e002555652d proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents: 2754
diff changeset
152 ngx_uint_t ignore_headers;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
153 ngx_uint_t next_upstream;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
154 ngx_uint_t store_access;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
155 ngx_flag_t buffering;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
156 ngx_flag_t pass_request_headers;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
157 ngx_flag_t pass_request_body;
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
158
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
159 ngx_flag_t ignore_client_abort;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
160 ngx_flag_t intercept_errors;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
161 ngx_flag_t cyclic_temp_file;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
162
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
163 ngx_path_t *temp_path;
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
164
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
165 ngx_hash_t hide_headers_hash;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
166 ngx_array_t *hide_headers;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
167 ngx_array_t *pass_headers;
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
168
5008
fd84344f1df7 Fixed and improved the "*_bind" directives of proxying modules.
Ruslan Ermilov <ru@nginx.com>
parents: 5005
diff changeset
169 ngx_http_upstream_local_t *local;
3271
fcd98af88df3 proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents: 3269
diff changeset
170
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
171 #if (NGX_HTTP_CACHE)
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
172 ngx_shm_zone_t *cache;
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
173
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
174 ngx_uint_t cache_min_uses;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
175 ngx_uint_t cache_use_stale;
2875
6e1941b321b7 proxy_cache_methods and fastcgi_cache_methods
Igor Sysoev <igor@sysoev.ru>
parents: 2786
diff changeset
176 ngx_uint_t cache_methods;
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
177
4385
70ba81827472 Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4328
diff changeset
178 ngx_flag_t cache_lock;
70ba81827472 Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4328
diff changeset
179 ngx_msec_t cache_lock_timeout;
70ba81827472 Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4328
diff changeset
180
5441
43ccaf8e8728 Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5231
diff changeset
181 ngx_flag_t cache_revalidate;
43ccaf8e8728 Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents: 5231
diff changeset
182
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
183 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
184 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
185 ngx_array_t *no_cache;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
186 #endif
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
187
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
188 ngx_array_t *store_lengths;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
189 ngx_array_t *store_values;
1295
5383f5232364 proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents: 1291
diff changeset
190
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
191 signed store:2;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
192 unsigned intercept_404:1;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
193 unsigned change_buffering:1;
581
326634fb9d47 nginx-0.3.12-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
194
577
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 573
diff changeset
195 #if (NGX_HTTP_SSL)
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
196 ngx_ssl_t *ssl;
2754
7d16774c757c style fix
Igor Sysoev <igor@sysoev.ru>
parents: 2592
diff changeset
197 ngx_flag_t ssl_session_reuse;
577
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 573
diff changeset
198 #endif
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 573
diff changeset
199
3976
215fe9223419 update r3945 with more descriptive error message
Igor Sysoev <igor@sysoev.ru>
parents: 3795
diff changeset
200 ngx_str_t module;
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
201 } ngx_http_upstream_conf_t;
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
202
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
203
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
204 typedef struct {
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
205 ngx_str_t name;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
206 ngx_http_header_handler_pt handler;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
207 ngx_uint_t offset;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
208 ngx_http_header_handler_pt copy_handler;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
209 ngx_uint_t conf;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
210 ngx_uint_t redirect; /* unsigned redirect:1; */
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
211 } ngx_http_upstream_header_t;
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
212
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
213
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
214 typedef struct {
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
215 ngx_list_t headers;
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
216
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
217 ngx_uint_t status_n;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
218 ngx_str_t status_line;
529
e5d7d0334fdb nginx-0.1.39-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 527
diff changeset
219
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
220 ngx_table_elt_t *status;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
221 ngx_table_elt_t *date;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
222 ngx_table_elt_t *server;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
223 ngx_table_elt_t *connection;
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
224
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
225 ngx_table_elt_t *expires;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
226 ngx_table_elt_t *etag;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
227 ngx_table_elt_t *x_accel_expires;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
228 ngx_table_elt_t *x_accel_redirect;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
229 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
230
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
231 ngx_table_elt_t *content_type;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
232 ngx_table_elt_t *content_length;
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
233
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
234 ngx_table_elt_t *last_modified;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
235 ngx_table_elt_t *location;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
236 ngx_table_elt_t *accept_ranges;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
237 ngx_table_elt_t *www_authenticate;
4123
0ee350b5177c Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4120
diff changeset
238 ngx_table_elt_t *transfer_encoding;
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
239
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
240 #if (NGX_HTTP_GZIP)
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
241 ngx_table_elt_t *content_encoding;
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
242 #endif
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
243
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
244 off_t content_length_n;
1885
e5897822515f test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents: 1701
diff changeset
245
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
246 ngx_array_t cache_control;
4123
0ee350b5177c Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4120
diff changeset
247
4124
0c30976f5bfa Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4123
diff changeset
248 unsigned connection_close:1;
4123
0ee350b5177c Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4120
diff changeset
249 unsigned chunked:1;
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
250 } ngx_http_upstream_headers_in_t;
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
251
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
252
1658
13f8dec720b5 proxy_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents: 1565
diff changeset
253 typedef struct {
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
254 ngx_str_t host;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
255 in_port_t port;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
256 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
257
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
258 ngx_uint_t naddrs;
5475
07dd5bd222ac Changed resolver API to use ngx_addr_t.
Ruslan Ermilov <ru@nginx.com>
parents: 5441
diff changeset
259 ngx_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
260
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
261 struct sockaddr *sockaddr;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
262 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
263
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 2422
diff changeset
264 ngx_resolver_ctx_t *ctx;
1658
13f8dec720b5 proxy_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents: 1565
diff changeset
265 } ngx_http_upstream_resolved_t;
13f8dec720b5 proxy_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents: 1565
diff changeset
266
13f8dec720b5 proxy_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents: 1565
diff changeset
267
2386
4ccaa42de633 use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents: 2377
diff changeset
268 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
269 ngx_http_upstream_t *u);
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270
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271
479
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272 struct ngx_http_upstream_s {
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diff changeset
273 ngx_http_upstream_handler_pt read_event_handler;
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274 ngx_http_upstream_handler_pt write_event_handler;
2377
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diff changeset
275
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diff changeset
276 ngx_peer_connection_t peer;
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diff changeset
277
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diff changeset
278 ngx_event_pipe_t *pipe;
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279
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diff changeset
280 ngx_chain_t *request_bufs;
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281
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diff changeset
282 ngx_output_chain_ctx_t output;
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diff changeset
283 ngx_chain_writer_ctx_t writer;
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284
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diff changeset
285 ngx_http_upstream_conf_t *conf;
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286
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diff changeset
287 ngx_http_upstream_headers_in_t headers_in;
509
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parents: 507
diff changeset
288
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289 ngx_http_upstream_resolved_t *resolved;
1658
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parents: 1565
diff changeset
290
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diff changeset
291 ngx_buf_t from_client;
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parents: 5008
diff changeset
292
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diff changeset
293 ngx_buf_t buffer;
4118
dbddec65fdab Upstream: r->upstream->length type change to off_t.
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parents: 3976
diff changeset
294 off_t length;
581
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parents: 577
diff changeset
295
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296 ngx_chain_t *out_bufs;
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parents: 2422
diff changeset
297 ngx_chain_t *busy_bufs;
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parents: 2422
diff changeset
298 ngx_chain_t *free_bufs;
581
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parents: 577
diff changeset
299
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diff changeset
300 ngx_int_t (*input_filter_init)(void *data);
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parents: 2422
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301 ngx_int_t (*input_filter)(void *data, ssize_t bytes);
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parents: 2422
diff changeset
302 void *input_filter_ctx;
479
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303
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304 #if (NGX_HTTP_CACHE)
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diff changeset
305 ngx_int_t (*create_key)(ngx_http_request_t *r);
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parents: 2422
diff changeset
306 #endif
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parents: 2422
diff changeset
307 ngx_int_t (*create_request)(ngx_http_request_t *r);
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parents: 2422
diff changeset
308 ngx_int_t (*reinit_request)(ngx_http_request_t *r);
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parents: 2422
diff changeset
309 ngx_int_t (*process_header)(ngx_http_request_t *r);
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parents: 2422
diff changeset
310 void (*abort_request)(ngx_http_request_t *r);
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parents: 2422
diff changeset
311 void (*finalize_request)(ngx_http_request_t *r,
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parents: 2422
diff changeset
312 ngx_int_t rc);
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parents: 2422
diff changeset
313 ngx_int_t (*rewrite_redirect)(ngx_http_request_t *r,
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parents: 2422
diff changeset
314 ngx_table_elt_t *h, size_t prefix);
4464
7bf3b68239a3 Upstream: added callback hook for the "Set-Cookie" header.
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parents: 4412
diff changeset
315 ngx_int_t (*rewrite_cookie)(ngx_http_request_t *r,
7bf3b68239a3 Upstream: added callback hook for the "Set-Cookie" header.
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parents: 4412
diff changeset
316 ngx_table_elt_t *h);
479
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317
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diff changeset
318 ngx_msec_t timeout;
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
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parents: 515
diff changeset
319
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diff changeset
320 ngx_http_upstream_state_t *state;
479
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parents:
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321
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diff changeset
322 ngx_str_t method;
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parents: 2422
diff changeset
323 ngx_str_t schema;
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parents: 2422
diff changeset
324 ngx_str_t uri;
555
7bd37aef1e7e nginx-0.2.6-RELEASE import
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parents: 529
diff changeset
325
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diff changeset
326 ngx_http_cleanup_pt *cleanup;
569
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parents: 563
diff changeset
327
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diff changeset
328 unsigned store:1;
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parents: 2422
diff changeset
329 unsigned cacheable:1;
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parents: 2422
diff changeset
330 unsigned accel:1;
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parents: 2422
diff changeset
331 unsigned ssl:1;
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parents: 2422
diff changeset
332 #if (NGX_HTTP_CACHE)
2952
0998606fbfd4 $upstream_cache_status
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parents: 2927
diff changeset
333 unsigned cache_status:3;
2592
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diff changeset
334 #endif
479
c52408583801 nginx-0.1.14-RELEASE import
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parents:
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335
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diff changeset
336 unsigned buffering:1;
4120
42135dd1f0ea Upstream: keepalive flag.
Maxim Dounin <mdounin@mdounin.ru>
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diff changeset
337 unsigned keepalive:1;
5072
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diff changeset
338 unsigned upgrade:1;
649
1e720b0be7ec nginx-0.3.46-RELEASE import
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parents: 629
diff changeset
339
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diff changeset
340 unsigned request_sent:1;
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diff changeset
341 unsigned header_sent:1;
479
c52408583801 nginx-0.1.14-RELEASE import
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342 };
c52408583801 nginx-0.1.14-RELEASE import
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343
c52408583801 nginx-0.1.14-RELEASE import
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344
2268
33556140681a *) ngx_http_upstream_test_next()
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diff changeset
345 typedef struct {
33556140681a *) ngx_http_upstream_test_next()
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diff changeset
346 ngx_uint_t status;
33556140681a *) ngx_http_upstream_test_next()
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parents: 2184
diff changeset
347 ngx_uint_t mask;
33556140681a *) ngx_http_upstream_test_next()
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diff changeset
348 } ngx_http_upstream_next_t;
33556140681a *) ngx_http_upstream_test_next()
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diff changeset
349
33556140681a *) ngx_http_upstream_test_next()
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parents: 2184
diff changeset
350
4328
d15a00e6d9e6 Added the ngx_http_upstream_param_set_slot().
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diff changeset
351 typedef struct {
d15a00e6d9e6 Added the ngx_http_upstream_param_set_slot().
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diff changeset
352 ngx_str_t key;
d15a00e6d9e6 Added the ngx_http_upstream_param_set_slot().
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parents: 4197
diff changeset
353 ngx_str_t value;
d15a00e6d9e6 Added the ngx_http_upstream_param_set_slot().
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parents: 4197
diff changeset
354 ngx_uint_t skip_empty;
d15a00e6d9e6 Added the ngx_http_upstream_param_set_slot().
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parents: 4197
diff changeset
355 } ngx_http_upstream_param_t;
d15a00e6d9e6 Added the ngx_http_upstream_param_set_slot().
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parents: 4197
diff changeset
356
d15a00e6d9e6 Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents: 4197
diff changeset
357
1162
f59d15404269 $upstream_http_... variables
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parents: 906
diff changeset
358 ngx_int_t ngx_http_upstream_header_variable(ngx_http_request_t *r,
f59d15404269 $upstream_http_... variables
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parents: 906
diff changeset
359 ngx_http_variable_value_t *v, uintptr_t data);
f59d15404269 $upstream_http_... variables
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parents: 906
diff changeset
360
3006
95972b9e790b ngx_http_upstream_create() to cleanup the previous upstream after
Igor Sysoev <igor@sysoev.ru>
parents: 2952
diff changeset
361 ngx_int_t ngx_http_upstream_create(ngx_http_request_t *r);
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
362 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
363 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
364 ngx_url_t *u, ngx_uint_t flags);
3399
ac9c0380337d fix typo
Igor Sysoev <igor@sysoev.ru>
parents: 3271
diff changeset
365 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
366 void *conf);
4328
d15a00e6d9e6 Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents: 4197
diff changeset
367 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
368 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
369 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
370 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
371 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
372
4d68c486fcb0 upstream choice modules
Igor Sysoev <igor@sysoev.ru>
parents: 675
diff changeset
373
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parents: 675
diff changeset
374 #define ngx_http_conf_upstream_srv_conf(uscf, module) \
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parents: 675
diff changeset
375 uscf->srv_conf[module.ctx_index]
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
376
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
377
2875
6e1941b321b7 proxy_cache_methods and fastcgi_cache_methods
Igor Sysoev <igor@sysoev.ru>
parents: 2786
diff changeset
378 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
379 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
380 extern ngx_conf_bitmask_t ngx_http_upstream_ignore_headers_masks[];
2875
6e1941b321b7 proxy_cache_methods and fastcgi_cache_methods
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parents: 2786
diff changeset
381
479
c52408583801 nginx-0.1.14-RELEASE import
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parents:
diff changeset
382
c52408583801 nginx-0.1.14-RELEASE import
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parents:
diff changeset
383 #endif /* _NGX_HTTP_UPSTREAM_H_INCLUDED_ */