Mercurial > hg > nginx
changeset 3597:0d8b8c84bab7 stable-0.7
merge r3518, r3527:
cache related fixes:
*) do not cache response if it has "no-store" or "private"
in "Cache-Control" header
*) proxy_no_cache and fastcgi_no_cache
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Mon, 07 Jun 2010 12:23:23 +0000 |
parents | 555de5bdb800 |
children | 8152369f7037 |
files | src/http/modules/ngx_http_fastcgi_module.c src/http/modules/ngx_http_proxy_module.c src/http/ngx_http_cache.h src/http/ngx_http_file_cache.c src/http/ngx_http_upstream.c src/http/ngx_http_upstream.h |
diffstat | 6 files changed, 108 insertions(+), 5 deletions(-) [+] |
line wrap: on
line diff
--- a/src/http/modules/ngx_http_fastcgi_module.c Mon Jun 07 12:17:10 2010 +0000 +++ b/src/http/modules/ngx_http_fastcgi_module.c Mon Jun 07 12:23:23 2010 +0000 @@ -333,6 +333,13 @@ 0, &ngx_http_fastcgi_module }, + { ngx_string("fastcgi_no_cache"), + NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, + ngx_http_no_cache_set_slot, + NGX_HTTP_LOC_CONF_OFFSET, + offsetof(ngx_http_fastcgi_loc_conf_t, upstream.no_cache), + NULL }, + { ngx_string("fastcgi_cache_valid"), NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, ngx_http_file_cache_valid_set_slot, @@ -1890,6 +1897,7 @@ #if (NGX_HTTP_CACHE) conf->upstream.cache = NGX_CONF_UNSET_PTR; conf->upstream.cache_min_uses = NGX_CONF_UNSET_UINT; + conf->upstream.no_cache = NGX_CONF_UNSET_PTR; conf->upstream.cache_valid = NGX_CONF_UNSET_PTR; #endif @@ -2111,6 +2119,9 @@ conf->upstream.cache_methods |= NGX_HTTP_GET|NGX_HTTP_HEAD; + ngx_conf_merge_ptr_value(conf->upstream.no_cache, + prev->upstream.no_cache, NULL); + ngx_conf_merge_ptr_value(conf->upstream.cache_valid, prev->upstream.cache_valid, NULL);
--- a/src/http/modules/ngx_http_proxy_module.c Mon Jun 07 12:17:10 2010 +0000 +++ b/src/http/modules/ngx_http_proxy_module.c Mon Jun 07 12:23:23 2010 +0000 @@ -357,6 +357,13 @@ 0, &ngx_http_proxy_module }, + { ngx_string("proxy_no_cache"), + NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, + ngx_http_no_cache_set_slot, + NGX_HTTP_LOC_CONF_OFFSET, + offsetof(ngx_http_proxy_loc_conf_t, upstream.no_cache), + NULL }, + { ngx_string("proxy_cache_valid"), NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, ngx_http_file_cache_valid_set_slot, @@ -1933,6 +1940,7 @@ #if (NGX_HTTP_CACHE) conf->upstream.cache = NGX_CONF_UNSET_PTR; conf->upstream.cache_min_uses = NGX_CONF_UNSET_UINT; + conf->upstream.no_cache = NGX_CONF_UNSET_PTR; conf->upstream.cache_valid = NGX_CONF_UNSET_PTR; #endif @@ -2157,6 +2165,9 @@ |NGX_HTTP_UPSTREAM_FT_OFF; } + ngx_conf_merge_ptr_value(conf->upstream.no_cache, + prev->upstream.no_cache, NULL); + ngx_conf_merge_ptr_value(conf->upstream.cache_valid, prev->upstream.cache_valid, NULL);
--- a/src/http/ngx_http_cache.h Mon Jun 07 12:17:10 2010 +0000 +++ b/src/http/ngx_http_cache.h Mon Jun 07 12:23:23 2010 +0000 @@ -133,6 +133,11 @@ char *ngx_http_file_cache_valid_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); +ngx_int_t ngx_http_cache(ngx_http_request_t *r, ngx_array_t *no_cache); +char *ngx_http_no_cache_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, + void *conf); + + extern ngx_str_t ngx_http_cache_status[];
--- a/src/http/ngx_http_file_cache.c Mon Jun 07 12:17:10 2010 +0000 +++ b/src/http/ngx_http_file_cache.c Mon Jun 07 12:23:23 2010 +0000 @@ -1604,3 +1604,69 @@ return NGX_CONF_OK; } + + +ngx_int_t +ngx_http_cache(ngx_http_request_t *r, ngx_array_t *no_cache) +{ + ngx_str_t val; + ngx_uint_t i; + ngx_http_complex_value_t *cv; + + cv = no_cache->elts; + + for (i = 0; i < no_cache->nelts; i++) { + if (ngx_http_complex_value(r, &cv[i], &val) != NGX_OK) { + return NGX_ERROR; + } + + if (val.len && val.data[0] != '0') { + return NGX_DECLINED; + } + } + + return NGX_OK; +} + + +char * +ngx_http_no_cache_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) +{ + char *p = conf; + + ngx_str_t *value; + ngx_uint_t i; + ngx_array_t **a; + ngx_http_complex_value_t *cv; + ngx_http_compile_complex_value_t ccv; + + a = (ngx_array_t **) (p + cmd->offset); + + if (*a == NGX_CONF_UNSET_PTR) { + *a = ngx_array_create(cf->pool, 1, sizeof(ngx_http_complex_value_t)); + if (*a == NULL) { + return NGX_CONF_ERROR; + } + } + + value = cf->args->elts; + + for (i = 1; i < cf->args->nelts; i++) { + cv = ngx_array_push(*a); + if (cv == NULL) { + return NGX_CONF_ERROR; + } + + ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); + + ccv.cf = cf; + ccv.value = &value[i]; + ccv.complex_value = cv; + + if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { + return NGX_CONF_ERROR; + } + } + + return NGX_CONF_OK; +}
--- a/src/http/ngx_http_upstream.c Mon Jun 07 12:17:10 2010 +0000 +++ b/src/http/ngx_http_upstream.c Mon Jun 07 12:23:23 2010 +0000 @@ -585,6 +585,13 @@ ngx_int_t rc; ngx_http_cache_t *c; + if (u->conf->no_cache) { + rc = ngx_http_cache(r, u->conf->no_cache); + if (rc != NGX_OK) { + return rc; + } + } + if (!(r->method & u->conf->cache_methods)) { return NGX_DECLINED; } @@ -3002,16 +3009,18 @@ return NGX_OK; } - last = h->value.data + h->value.len; - - if (ngx_strlcasestrn(h->value.data, last, (u_char *) "no-cache", 8 - 1) - != NULL) + p = h->value.data; + last = p + h->value.len; + + if (ngx_strlcasestrn(p, last, (u_char *) "no-cache", 8 - 1) != NULL + || ngx_strlcasestrn(p, last, (u_char *) "no-store", 8 - 1) != NULL + || ngx_strlcasestrn(p, last, (u_char *) "private", 7 - 1) != NULL) { u->cacheable = 0; return NGX_OK; } - p = ngx_strlcasestrn(h->value.data, last, (u_char *) "max-age=", 8 - 1); + p = ngx_strlcasestrn(p, last, (u_char *) "max-age=", 8 - 1); if (p == NULL) { return NGX_OK;