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diff src/http/modules/ngx_http_proxy_module.c @ 6290:4d5ac1a31d44

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Upstream: proxy_cache_convert_head directive. The directive toggles conversion of HEAD to GET for cacheable proxy requests. When disabled, $request_method must be added to cache key for consistency. By default, HEAD is converted to GET as before.
author Roman Arutyunyan <arut@nginx.com>
date Wed, 11 Nov 2015 15:47:30 +0300
parents b2899e7d0ef8
children a93345ee8f52
line wrap: on
line diff
--- a/src/http/modules/ngx_http_proxy_module.c
+++ b/src/http/modules/ngx_http_proxy_module.c
@@ -533,6 +533,13 @@ static ngx_command_t  ngx_http_proxy_com
       offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_revalidate),
       NULL },
 
+    { ngx_string("proxy_cache_convert_head"),
+      NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
+      ngx_conf_set_flag_slot,
+      NGX_HTTP_LOC_CONF_OFFSET,
+      offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_convert_head),
+      NULL },
+
 #endif
 
     { ngx_string("proxy_temp_path"),
@@ -2845,6 +2852,7 @@ ngx_http_proxy_create_loc_conf(ngx_conf_
     conf->upstream.cache_lock_timeout = NGX_CONF_UNSET_MSEC;
     conf->upstream.cache_lock_age = NGX_CONF_UNSET_MSEC;
     conf->upstream.cache_revalidate = NGX_CONF_UNSET;
+    conf->upstream.cache_convert_head = NGX_CONF_UNSET;
 #endif
 
     conf->upstream.hide_headers = NGX_CONF_UNSET_PTR;
@@ -3143,6 +3151,9 @@ ngx_http_proxy_merge_loc_conf(ngx_conf_t
     ngx_conf_merge_value(conf->upstream.cache_revalidate,
                               prev->upstream.cache_revalidate, 0);
 
+    ngx_conf_merge_value(conf->upstream.cache_convert_head,
+                              prev->upstream.cache_convert_head, 1);
+
 #endif
 
     ngx_conf_merge_str_value(conf->method, prev->method, "");