Mercurial > hg > nginx-quic
annotate src/http/ngx_http_upstream.h @ 4229:fbd6d1e5cdef
Fix of building by Microsoft Visual C++ 10 compiler.
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Wed, 26 Oct 2011 08:16:59 +0000 |
parents | cf6a3467b5db |
children | d15a00e6d9e6 |
rev | line source |
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479 | 1 |
2 /* | |
3 * Copyright (C) Igor Sysoev | |
4 */ | |
5 | |
6 | |
7 #ifndef _NGX_HTTP_UPSTREAM_H_INCLUDED_ | |
8 #define _NGX_HTTP_UPSTREAM_H_INCLUDED_ | |
9 | |
10 | |
11 #include <ngx_config.h> | |
12 #include <ngx_core.h> | |
13 #include <ngx_event.h> | |
14 #include <ngx_event_connect.h> | |
15 #include <ngx_event_pipe.h> | |
16 #include <ngx_http.h> | |
17 | |
18 | |
665 | 19 #define NGX_HTTP_UPSTREAM_FT_ERROR 0x00000002 |
20 #define NGX_HTTP_UPSTREAM_FT_TIMEOUT 0x00000004 | |
21 #define NGX_HTTP_UPSTREAM_FT_INVALID_HEADER 0x00000008 | |
22 #define NGX_HTTP_UPSTREAM_FT_HTTP_500 0x00000010 | |
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23 #define NGX_HTTP_UPSTREAM_FT_HTTP_502 0x00000020 |
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24 #define NGX_HTTP_UPSTREAM_FT_HTTP_503 0x00000040 |
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25 #define NGX_HTTP_UPSTREAM_FT_HTTP_504 0x00000080 |
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26 #define NGX_HTTP_UPSTREAM_FT_HTTP_404 0x00000100 |
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27 #define NGX_HTTP_UPSTREAM_FT_UPDATING 0x00000200 |
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28 #define NGX_HTTP_UPSTREAM_FT_BUSY_LOCK 0x00000400 |
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29 #define NGX_HTTP_UPSTREAM_FT_MAX_WAITING 0x00000800 |
1378 | 30 #define NGX_HTTP_UPSTREAM_FT_NOLIVE 0x40000000 |
665 | 31 #define NGX_HTTP_UPSTREAM_FT_OFF 0x80000000 |
479 | 32 |
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33 #define NGX_HTTP_UPSTREAM_FT_STATUS (NGX_HTTP_UPSTREAM_FT_HTTP_500 \ |
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34 |NGX_HTTP_UPSTREAM_FT_HTTP_502 \ |
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35 |NGX_HTTP_UPSTREAM_FT_HTTP_503 \ |
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36 |NGX_HTTP_UPSTREAM_FT_HTTP_504 \ |
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37 |NGX_HTTP_UPSTREAM_FT_HTTP_404) |
479 | 38 |
39 #define NGX_HTTP_UPSTREAM_INVALID_HEADER 40 | |
40 | |
41 | |
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42 #define NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT 0x00000002 |
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43 #define NGX_HTTP_UPSTREAM_IGN_XA_EXPIRES 0x00000004 |
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44 #define NGX_HTTP_UPSTREAM_IGN_EXPIRES 0x00000008 |
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45 #define NGX_HTTP_UPSTREAM_IGN_CACHE_CONTROL 0x00000010 |
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46 #define NGX_HTTP_UPSTREAM_IGN_SET_COOKIE 0x00000020 |
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47 #define NGX_HTTP_UPSTREAM_IGN_XA_LIMIT_RATE 0x00000040 |
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48 #define NGX_HTTP_UPSTREAM_IGN_XA_BUFFERING 0x00000080 |
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49 #define NGX_HTTP_UPSTREAM_IGN_XA_CHARSET 0x00000100 |
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50 |
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51 |
479 | 52 typedef struct { |
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53 ngx_msec_t bl_time; |
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54 ngx_uint_t bl_state; |
479 | 55 |
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56 ngx_uint_t status; |
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57 time_t response_sec; |
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58 ngx_uint_t response_msec; |
3795 | 59 off_t response_length; |
563 | 60 |
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61 ngx_str_t *peer; |
479 | 62 } ngx_http_upstream_state_t; |
63 | |
64 | |
65 typedef struct { | |
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66 ngx_hash_t headers_in_hash; |
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67 ngx_array_t upstreams; |
884 | 68 /* ngx_http_upstream_srv_conf_t */ |
509 | 69 } ngx_http_upstream_main_conf_t; |
70 | |
884 | 71 typedef struct ngx_http_upstream_srv_conf_s ngx_http_upstream_srv_conf_t; |
72 | |
73 typedef ngx_int_t (*ngx_http_upstream_init_pt)(ngx_conf_t *cf, | |
74 ngx_http_upstream_srv_conf_t *us); | |
75 typedef ngx_int_t (*ngx_http_upstream_init_peer_pt)(ngx_http_request_t *r, | |
76 ngx_http_upstream_srv_conf_t *us); | |
77 | |
78 | |
79 typedef struct { | |
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80 ngx_http_upstream_init_pt init_upstream; |
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81 ngx_http_upstream_init_peer_pt init; |
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82 void *data; |
884 | 83 } ngx_http_upstream_peer_t; |
84 | |
509 | 85 |
86 typedef struct { | |
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87 ngx_addr_t *addrs; |
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88 ngx_uint_t naddrs; |
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89 ngx_uint_t weight; |
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90 ngx_uint_t max_fails; |
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91 time_t fail_timeout; |
884 | 92 |
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93 unsigned down:1; |
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94 unsigned backup:1; |
884 | 95 } ngx_http_upstream_server_t; |
96 | |
651 | 97 |
884 | 98 #define NGX_HTTP_UPSTREAM_CREATE 0x0001 |
99 #define NGX_HTTP_UPSTREAM_WEIGHT 0x0002 | |
100 #define NGX_HTTP_UPSTREAM_MAX_FAILS 0x0004 | |
101 #define NGX_HTTP_UPSTREAM_FAIL_TIMEOUT 0x0008 | |
102 #define NGX_HTTP_UPSTREAM_DOWN 0x0010 | |
103 #define NGX_HTTP_UPSTREAM_BACKUP 0x0020 | |
104 | |
651 | 105 |
884 | 106 struct ngx_http_upstream_srv_conf_s { |
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107 ngx_http_upstream_peer_t peer; |
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108 void **srv_conf; |
884 | 109 |
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110 ngx_array_t *servers; /* ngx_http_upstream_server_t */ |
884 | 111 |
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112 ngx_uint_t flags; |
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113 ngx_str_t host; |
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114 u_char *file_name; |
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115 ngx_uint_t line; |
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116 in_port_t port; |
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117 in_port_t default_port; |
884 | 118 }; |
651 | 119 |
120 | |
121 typedef struct { | |
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122 ngx_http_upstream_srv_conf_t *upstream; |
884 | 123 |
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124 ngx_msec_t connect_timeout; |
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125 ngx_msec_t send_timeout; |
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126 ngx_msec_t read_timeout; |
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127 ngx_msec_t timeout; |
479 | 128 |
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129 size_t send_lowat; |
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130 size_t buffer_size; |
529 | 131 |
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132 size_t busy_buffers_size; |
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133 size_t max_temp_file_size; |
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134 size_t temp_file_write_size; |
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135 |
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136 size_t busy_buffers_size_conf; |
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137 size_t max_temp_file_size_conf; |
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138 size_t temp_file_write_size_conf; |
509 | 139 |
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140 ngx_bufs_t bufs; |
529 | 141 |
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142 ngx_uint_t ignore_headers; |
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143 ngx_uint_t next_upstream; |
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144 ngx_uint_t store_access; |
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145 ngx_flag_t buffering; |
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146 ngx_flag_t pass_request_headers; |
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147 ngx_flag_t pass_request_body; |
479 | 148 |
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149 ngx_flag_t ignore_client_abort; |
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150 ngx_flag_t intercept_errors; |
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151 ngx_flag_t cyclic_temp_file; |
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152 |
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153 ngx_path_t *temp_path; |
479 | 154 |
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155 ngx_hash_t hide_headers_hash; |
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156 ngx_array_t *hide_headers; |
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157 ngx_array_t *pass_headers; |
509 | 158 |
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159 ngx_addr_t *local; |
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160 |
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161 #if (NGX_HTTP_CACHE) |
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162 ngx_shm_zone_t *cache; |
479 | 163 |
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164 ngx_uint_t cache_min_uses; |
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165 ngx_uint_t cache_use_stale; |
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166 ngx_uint_t cache_methods; |
479 | 167 |
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168 ngx_array_t *cache_valid; |
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169 ngx_array_t *cache_bypass; |
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170 ngx_array_t *no_cache; |
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171 #endif |
509 | 172 |
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173 ngx_array_t *store_lengths; |
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174 ngx_array_t *store_values; |
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175 |
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176 signed store:2; |
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177 unsigned intercept_404:1; |
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178 unsigned change_buffering:1; |
581 | 179 |
577 | 180 #if (NGX_HTTP_SSL) |
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181 ngx_ssl_t *ssl; |
2754 | 182 ngx_flag_t ssl_session_reuse; |
577 | 183 #endif |
184 | |
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185 ngx_str_t module; |
479 | 186 } ngx_http_upstream_conf_t; |
187 | |
188 | |
509 | 189 typedef struct { |
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190 ngx_str_t name; |
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191 ngx_http_header_handler_pt handler; |
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192 ngx_uint_t offset; |
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193 ngx_http_header_handler_pt copy_handler; |
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194 ngx_uint_t conf; |
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195 ngx_uint_t redirect; /* unsigned redirect:1; */ |
509 | 196 } ngx_http_upstream_header_t; |
197 | |
198 | |
199 typedef struct { | |
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200 ngx_list_t headers; |
509 | 201 |
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202 ngx_uint_t status_n; |
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203 ngx_str_t status_line; |
529 | 204 |
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205 ngx_table_elt_t *status; |
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206 ngx_table_elt_t *date; |
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207 ngx_table_elt_t *server; |
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208 ngx_table_elt_t *connection; |
509 | 209 |
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210 ngx_table_elt_t *expires; |
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211 ngx_table_elt_t *etag; |
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212 ngx_table_elt_t *x_accel_expires; |
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213 ngx_table_elt_t *x_accel_redirect; |
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214 ngx_table_elt_t *x_accel_limit_rate; |
509 | 215 |
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216 ngx_table_elt_t *content_type; |
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217 ngx_table_elt_t *content_length; |
509 | 218 |
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219 ngx_table_elt_t *last_modified; |
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220 ngx_table_elt_t *location; |
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221 ngx_table_elt_t *accept_ranges; |
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222 ngx_table_elt_t *www_authenticate; |
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223 ngx_table_elt_t *transfer_encoding; |
509 | 224 |
225 #if (NGX_HTTP_GZIP) | |
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226 ngx_table_elt_t *content_encoding; |
509 | 227 #endif |
228 | |
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229 off_t content_length_n; |
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230 |
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231 ngx_array_t cache_control; |
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232 |
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233 unsigned connection_close:1; |
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234 unsigned chunked:1; |
509 | 235 } ngx_http_upstream_headers_in_t; |
236 | |
479 | 237 |
1658 | 238 typedef struct { |
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239 ngx_str_t host; |
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240 in_port_t port; |
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241 ngx_uint_t no_port; /* unsigned no_port:1 */ |
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242 |
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243 ngx_uint_t naddrs; |
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244 in_addr_t *addrs; |
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245 |
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246 struct sockaddr *sockaddr; |
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247 socklen_t socklen; |
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248 |
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249 ngx_resolver_ctx_t *ctx; |
1658 | 250 } ngx_http_upstream_resolved_t; |
251 | |
252 | |
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253 typedef void (*ngx_http_upstream_handler_pt)(ngx_http_request_t *r, |
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254 ngx_http_upstream_t *u); |
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255 |
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256 |
479 | 257 struct ngx_http_upstream_s { |
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258 ngx_http_upstream_handler_pt read_event_handler; |
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259 ngx_http_upstream_handler_pt write_event_handler; |
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260 |
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261 ngx_peer_connection_t peer; |
479 | 262 |
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263 ngx_event_pipe_t *pipe; |
479 | 264 |
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265 ngx_chain_t *request_bufs; |
479 | 266 |
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267 ngx_output_chain_ctx_t output; |
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268 ngx_chain_writer_ctx_t writer; |
479 | 269 |
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270 ngx_http_upstream_conf_t *conf; |
479 | 271 |
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272 ngx_http_upstream_headers_in_t headers_in; |
509 | 273 |
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274 ngx_http_upstream_resolved_t *resolved; |
1658 | 275 |
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276 ngx_buf_t buffer; |
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277 off_t length; |
581 | 278 |
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279 ngx_chain_t *out_bufs; |
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280 ngx_chain_t *busy_bufs; |
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281 ngx_chain_t *free_bufs; |
581 | 282 |
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283 ngx_int_t (*input_filter_init)(void *data); |
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284 ngx_int_t (*input_filter)(void *data, ssize_t bytes); |
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285 void *input_filter_ctx; |
479 | 286 |
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287 #if (NGX_HTTP_CACHE) |
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288 ngx_int_t (*create_key)(ngx_http_request_t *r); |
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289 #endif |
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290 ngx_int_t (*create_request)(ngx_http_request_t *r); |
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291 ngx_int_t (*reinit_request)(ngx_http_request_t *r); |
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292 ngx_int_t (*process_header)(ngx_http_request_t *r); |
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293 void (*abort_request)(ngx_http_request_t *r); |
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294 void (*finalize_request)(ngx_http_request_t *r, |
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295 ngx_int_t rc); |
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296 ngx_int_t (*rewrite_redirect)(ngx_http_request_t *r, |
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297 ngx_table_elt_t *h, size_t prefix); |
479 | 298 |
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299 ngx_msec_t timeout; |
527 | 300 |
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301 ngx_http_upstream_state_t *state; |
479 | 302 |
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303 ngx_str_t method; |
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304 ngx_str_t schema; |
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305 ngx_str_t uri; |
555 | 306 |
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307 ngx_http_cleanup_pt *cleanup; |
569 | 308 |
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309 unsigned store:1; |
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310 unsigned cacheable:1; |
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311 unsigned accel:1; |
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312 unsigned ssl:1; |
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313 #if (NGX_HTTP_CACHE) |
2952 | 314 unsigned cache_status:3; |
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315 #endif |
479 | 316 |
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317 unsigned buffering:1; |
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318 unsigned keepalive:1; |
649 | 319 |
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320 unsigned request_sent:1; |
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321 unsigned header_sent:1; |
479 | 322 }; |
323 | |
324 | |
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325 typedef struct { |
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326 ngx_uint_t status; |
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327 ngx_uint_t mask; |
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328 } ngx_http_upstream_next_t; |
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329 |
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330 |
1162 | 331 ngx_int_t ngx_http_upstream_header_variable(ngx_http_request_t *r, |
332 ngx_http_variable_value_t *v, uintptr_t data); | |
333 | |
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334 ngx_int_t ngx_http_upstream_create(ngx_http_request_t *r); |
479 | 335 void ngx_http_upstream_init(ngx_http_request_t *r); |
651 | 336 ngx_http_upstream_srv_conf_t *ngx_http_upstream_add(ngx_conf_t *cf, |
884 | 337 ngx_url_t *u, ngx_uint_t flags); |
3399 | 338 char *ngx_http_upstream_bind_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, |
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339 void *conf); |
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340 ngx_int_t ngx_http_upstream_hide_headers_hash(ngx_conf_t *cf, |
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341 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
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changeset
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342 ngx_str_t *default_hide_headers, ngx_hash_init_t *hash); |
884 | 343 |
344 | |
345 #define ngx_http_conf_upstream_srv_conf(uscf, module) \ | |
346 uscf->srv_conf[module.ctx_index] | |
509 | 347 |
479 | 348 |
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proxy_cache_methods and fastcgi_cache_methods
Igor Sysoev <igor@sysoev.ru>
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349 extern ngx_module_t ngx_http_upstream_module; |
6e1941b321b7
proxy_cache_methods and fastcgi_cache_methods
Igor Sysoev <igor@sysoev.ru>
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350 extern ngx_conf_bitmask_t ngx_http_upstream_cache_method_mask[]; |
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use shared ngx_http_upstream_ignore_headers_masks[]
Igor Sysoev <igor@sysoev.ru>
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351 extern ngx_conf_bitmask_t ngx_http_upstream_ignore_headers_masks[]; |
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proxy_cache_methods and fastcgi_cache_methods
Igor Sysoev <igor@sysoev.ru>
parents:
2786
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352 |
479 | 353 |
354 #endif /* _NGX_HTTP_UPSTREAM_H_INCLUDED_ */ |