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comparison src/http/modules/ngx_http_rewrite_handler.c @ 437:470270fa84d2

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nginx-0.0.12-2004-09-23-20:39:34 import
author Igor Sysoev <igor@sysoev.ru>
date Thu, 23 Sep 2004 16:39:34 +0000
parents 6f3b20c1ac50
children da8c5707af39
comparison
equal deleted inserted replaced
436:9549fc9508e5 437:470270fa84d2
35 ngx_array_t rules; 35 ngx_array_t rules;
36 ngx_flag_t log; 36 ngx_flag_t log;
37 } ngx_http_rewrite_srv_conf_t; 37 } ngx_http_rewrite_srv_conf_t;
38 38
39 39
40 typedef struct {
41 ngx_str_t redirect;
42 } ngx_http_rewrite_loc_conf_t;
43
44
40 static void *ngx_http_rewrite_create_srv_conf(ngx_conf_t *cf); 45 static void *ngx_http_rewrite_create_srv_conf(ngx_conf_t *cf);
41 static char *ngx_http_rewrite_merge_srv_conf(ngx_conf_t *cf, 46 static char *ngx_http_rewrite_merge_srv_conf(ngx_conf_t *cf,
42 void *parent, void *child); 47 void *parent, void *child);
48 static void *ngx_http_rewrite_create_loc_conf(ngx_conf_t *cf);
43 static char *ngx_http_rewrite_rule(ngx_conf_t *cf, ngx_command_t *cmd, 49 static char *ngx_http_rewrite_rule(ngx_conf_t *cf, ngx_command_t *cmd,
44 void *conf); 50 void *conf);
51 static char *ngx_http_redirect(ngx_conf_t *cf, void *post, void *data);
45 static ngx_int_t ngx_http_rewrite_init(ngx_cycle_t *cycle); 52 static ngx_int_t ngx_http_rewrite_init(ngx_cycle_t *cycle);
53
54
55 static ngx_conf_post_handler_pt ngx_http_redirect_p = ngx_http_redirect;
46 56
47 57
48 static ngx_command_t ngx_http_rewrite_commands[] = { 58 static ngx_command_t ngx_http_rewrite_commands[] = {
49 59
50 { ngx_string("rewrite"), 60 { ngx_string("rewrite"),
52 ngx_http_rewrite_rule, 62 ngx_http_rewrite_rule,
53 NGX_HTTP_SRV_CONF_OFFSET, 63 NGX_HTTP_SRV_CONF_OFFSET,
54 0, 64 0,
55 NULL }, 65 NULL },
56 66
67 { ngx_string("redirect"),
68 NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
69 ngx_conf_set_str_slot,
70 NGX_HTTP_LOC_CONF_OFFSET,
71 0,
72 &ngx_http_redirect_p },
73
57 { ngx_string("rewrite_log"), 74 { ngx_string("rewrite_log"),
58 NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, 75 NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
59 ngx_conf_set_flag_slot, 76 ngx_conf_set_flag_slot,
60 NGX_HTTP_SRV_CONF_OFFSET, 77 NGX_HTTP_SRV_CONF_OFFSET,
61 offsetof(ngx_http_rewrite_srv_conf_t, log), 78 offsetof(ngx_http_rewrite_srv_conf_t, log),
72 NULL, /* init main configuration */ 89 NULL, /* init main configuration */
73 90
74 ngx_http_rewrite_create_srv_conf, /* create server configuration */ 91 ngx_http_rewrite_create_srv_conf, /* create server configuration */
75 ngx_http_rewrite_merge_srv_conf, /* merge server configuration */ 92 ngx_http_rewrite_merge_srv_conf, /* merge server configuration */
76 93
77 NULL, /* create location configration */ 94 ngx_http_rewrite_create_loc_conf, /* create location configration */
78 NULL, /* merge location configration */ 95 NULL, /* merge location configration */
79 }; 96 };
80 97
81 98
82 ngx_module_t ngx_http_rewrite_module = { 99 ngx_module_t ngx_http_rewrite_module = {
201 218
202 return NGX_DECLINED; 219 return NGX_DECLINED;
203 } 220 }
204 221
205 222
223 static ngx_int_t ngx_http_redirect_handler(ngx_http_request_t *r)
224 {
225 u_char *p;
226 ngx_http_rewrite_loc_conf_t *rlcf;
227
228 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
229 "http redirect handler");
230
231 rlcf = ngx_http_get_module_loc_conf(r, ngx_http_rewrite_module);
232
233 r->headers_out.location = ngx_list_push(&r->headers_out.headers);
234 if (r->headers_out.location == NULL) {
235 return NGX_HTTP_INTERNAL_SERVER_ERROR;
236 }
237
238 if (rlcf->redirect.data[0] != '/') {
239 r->headers_out.location->key.len = sizeof("Location") - 1;
240 r->headers_out.location->key.data = (u_char *) "Location";
241 }
242
243 r->headers_out.location->value.len = rlcf->redirect.len
244 + r->unparsed_uri.len;
245 r->headers_out.location->value.data = ngx_palloc(r->pool,
246 r->headers_out.location->value.len);
247
248 if (r->headers_out.location->value.data == NULL) {
249 return NGX_HTTP_INTERNAL_SERVER_ERROR;
250 }
251
252 p = ngx_cpymem(r->headers_out.location->value.data, rlcf->redirect.data,
253 rlcf->redirect.len);
254 p = ngx_cpystrn(p, r->unparsed_uri.data + 1, r->unparsed_uri.len);
255
256 return NGX_HTTP_MOVED_TEMPORARILY;
257 }
258
259
206 static void *ngx_http_rewrite_create_srv_conf(ngx_conf_t *cf) 260 static void *ngx_http_rewrite_create_srv_conf(ngx_conf_t *cf)
207 { 261 {
208 ngx_http_rewrite_srv_conf_t *conf; 262 ngx_http_rewrite_srv_conf_t *conf;
209 263
210 if (!(conf = ngx_palloc(cf->pool, sizeof(ngx_http_rewrite_srv_conf_t)))) { 264 if (!(conf = ngx_palloc(cf->pool, sizeof(ngx_http_rewrite_srv_conf_t)))) {
227 ngx_http_rewrite_srv_conf_t *conf = child; 281 ngx_http_rewrite_srv_conf_t *conf = child;
228 282
229 ngx_conf_merge_value(conf->log, prev->log, 0); 283 ngx_conf_merge_value(conf->log, prev->log, 0);
230 284
231 return NGX_CONF_OK; 285 return NGX_CONF_OK;
286 }
287
288
289 static void *ngx_http_rewrite_create_loc_conf(ngx_conf_t *cf)
290 {
291 ngx_http_rewrite_loc_conf_t *conf;
292
293 if (!(conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_rewrite_loc_conf_t)))) {
294 return NGX_CONF_ERROR;
295 }
296
297 return conf;
232 } 298 }
233 299
234 300
235 static char *ngx_http_rewrite_rule(ngx_conf_t *cf, ngx_command_t *cmd, 301 static char *ngx_http_rewrite_rule(ngx_conf_t *cf, ngx_command_t *cmd,
236 void *conf) 302 void *conf)
364 430
365 return NGX_CONF_OK; 431 return NGX_CONF_OK;
366 } 432 }
367 433
368 434
435 static char *ngx_http_redirect(ngx_conf_t *cf, void *post, void *data)
436 {
437 ngx_http_core_loc_conf_t *clcf;
438
439 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module);
440 clcf->handler = ngx_http_redirect_handler;
441
442 return NGX_CONF_OK;
443 }
444
445
369 static ngx_int_t ngx_http_rewrite_init(ngx_cycle_t *cycle) 446 static ngx_int_t ngx_http_rewrite_init(ngx_cycle_t *cycle)
370 { 447 {
371 ngx_http_handler_pt *h; 448 ngx_http_handler_pt *h;
372 ngx_http_core_main_conf_t *cmcf; 449 ngx_http_core_main_conf_t *cmcf;
373 450