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comparison src/http/modules/proxy/ngx_http_proxy_handler.h @ 172:caa57ddf6d77

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nginx-0.0.1-2003-11-04-01:20:44 import
author Igor Sysoev <igor@sysoev.ru>
date Mon, 03 Nov 2003 22:20:44 +0000
parents aff0e5d32af8
children ea464a6c0581
comparison
equal deleted inserted replaced
171:aff0e5d32af8 172:caa57ddf6d77
6 #include <ngx_core.h> 6 #include <ngx_core.h>
7 #include <ngx_event.h> 7 #include <ngx_event.h>
8 #include <ngx_event_connect.h> 8 #include <ngx_event_connect.h>
9 #include <ngx_event_pipe.h> 9 #include <ngx_event_pipe.h>
10 #include <ngx_http.h> 10 #include <ngx_http.h>
11
12
13 typedef enum {
14 NGX_HTTP_PROXY_CACHE_PASS = 1,
15 NGX_HTTP_PROXY_CACHE_BYPASS,
16 NGX_HTTP_PROXY_CACHE_AUTH,
17 NGX_HTTP_PROXY_CACHE_PGNC,
18 NGX_HTTP_PROXY_CACHE_MISS,
19 NGX_HTTP_PROXY_CACHE_EXPR,
20 NGX_HTTP_PROXY_CACHE_AGED,
21 NGX_HTTP_PROXY_CACHE_HIT
22 } ngx_http_proxy_state_e;
23
24
25 typedef enum {
26 NGX_HTTP_PROXY_CACHE_BPS = 1,
27 NGX_HTTP_PROXY_CACHE_XAE,
28 NGX_HTTP_PROXY_CACHE_CTL,
29 NGX_HTTP_PROXY_CACHE_EXP,
30 NGX_HTTP_PROXY_CACHE_MVD,
31 NGX_HTTP_PROXY_CACHE_LMF,
32 NGX_HTTP_PROXY_CACHE_PDE
33 } ngx_http_proxy_reason_e;
11 34
12 35
13 typedef struct { 36 typedef struct {
14 ngx_str_t url; 37 ngx_str_t url;
15 ngx_str_t host; 38 ngx_str_t host;
34 ssize_t max_temp_file_size; 57 ssize_t max_temp_file_size;
35 ssize_t temp_file_write_size; 58 ssize_t temp_file_write_size;
36 int cyclic_temp_file; 59 int cyclic_temp_file;
37 60
38 int cache; 61 int cache;
62
39 int pass_server; 63 int pass_server;
64 int pass_x_accel_expires;
65
66 int ignore_expires;
67 int lm_factor;
68 int default_expires;
40 69
41 int next_upstream; 70 int next_upstream;
42 int use_stale; 71 int use_stale;
43 72
44 ngx_path_t *cache_path; 73 ngx_path_t *cache_path;
48 ngx_peers_t *peers; 77 ngx_peers_t *peers;
49 } ngx_http_proxy_loc_conf_t; 78 } ngx_http_proxy_loc_conf_t;
50 79
51 80
52 typedef struct { 81 typedef struct {
82 ngx_http_proxy_state_e cache;
83 ngx_http_proxy_reason_e reason;
53 int status; 84 int status;
54 ngx_str_t *peer; 85 ngx_str_t *peer;
55 } ngx_http_proxy_state_t; 86 } ngx_http_proxy_state_t;
56 87
57 88
120 /* used to parse an upstream HTTP header */ 151 /* used to parse an upstream HTTP header */
121 int status; 152 int status;
122 char *status_start; 153 char *status_start;
123 char *status_end; 154 char *status_end;
124 int status_count; 155 int status_count;
125 int state; 156 int parse_state;
126 157
158 ngx_http_proxy_state_t *state;
127 ngx_array_t states; /* of ngx_http_proxy_state_t */ 159 ngx_array_t states; /* of ngx_http_proxy_state_t */
128 160
129 char *action; 161 char *action;
130 ngx_http_log_ctx_t *saved_ctx; 162 ngx_http_log_ctx_t *saved_ctx;
131 ngx_log_handler_pt saved_handler; 163 ngx_log_handler_pt saved_handler;
132 }; 164 };
133 165
134 166
135 #define NGX_HTTP_PROXY_PARSE_NO_HEADER 20 167 #define NGX_HTTP_PROXY_PARSE_NO_HEADER 20
168
136 169
137 #define NGX_HTTP_PROXY_FT_ERROR 2 170 #define NGX_HTTP_PROXY_FT_ERROR 2
138 #define NGX_HTTP_PROXY_FT_TIMEOUT 4 171 #define NGX_HTTP_PROXY_FT_TIMEOUT 4
139 #define NGX_HTTP_PROXY_FT_INVALID_HEADER 8 172 #define NGX_HTTP_PROXY_FT_INVALID_HEADER 8
140 #define NGX_HTTP_PROXY_FT_HTTP_500 16 173 #define NGX_HTTP_PROXY_FT_HTTP_500 16
145 178
146 int ngx_http_proxy_request_upstream(ngx_http_proxy_ctx_t *p); 179 int ngx_http_proxy_request_upstream(ngx_http_proxy_ctx_t *p);
147 180
148 int ngx_http_proxy_get_cached_response(ngx_http_proxy_ctx_t *p); 181 int ngx_http_proxy_get_cached_response(ngx_http_proxy_ctx_t *p);
149 int ngx_http_proxy_send_cached_response(ngx_http_proxy_ctx_t *p); 182 int ngx_http_proxy_send_cached_response(ngx_http_proxy_ctx_t *p);
183 int ngx_http_proxy_is_cachable(ngx_http_proxy_ctx_t *p);
150 int ngx_http_proxy_update_cache(ngx_http_proxy_ctx_t *p); 184 int ngx_http_proxy_update_cache(ngx_http_proxy_ctx_t *p);
151 185
152 int ngx_http_proxy_log_state(ngx_http_proxy_ctx_t *p, int status);
153 size_t ngx_http_proxy_log_error(void *data, char *buf, size_t len); 186 size_t ngx_http_proxy_log_error(void *data, char *buf, size_t len);
154 void ngx_http_proxy_finalize_request(ngx_http_proxy_ctx_t *p, int rc); 187 void ngx_http_proxy_finalize_request(ngx_http_proxy_ctx_t *p, int rc);
155 void ngx_http_proxy_close_connection(ngx_connection_t *c); 188 void ngx_http_proxy_close_connection(ngx_connection_t *c);
156 189
157 int ngx_http_proxy_parse_status_line(ngx_http_proxy_ctx_t *p); 190 int ngx_http_proxy_parse_status_line(ngx_http_proxy_ctx_t *p);