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diff src/http/ngx_http_upstream.h @ 9305:8cdab3d89c44

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Upstream: using the "Age" header when caching responses. As long as the "Age" header is present and not ignored, it is now respected when caching responses per "Cache-Control: max-age", reducing cache validity time.
author Maxim Dounin <mdounin@mdounin.ru>
date Thu, 18 Jul 2024 19:39:39 +0300
parents 0784ab86ad08
children
line wrap: on
line diff
--- a/src/http/ngx_http_upstream.h
+++ b/src/http/ngx_http_upstream.h
@@ -54,6 +54,7 @@
 #define NGX_HTTP_UPSTREAM_IGN_XA_BUFFERING   0x00000080
 #define NGX_HTTP_UPSTREAM_IGN_XA_CHARSET     0x00000100
 #define NGX_HTTP_UPSTREAM_IGN_VARY           0x00000200
+#define NGX_HTTP_UPSTREAM_IGN_AGE            0x00000400
 
 
 typedef struct {
@@ -287,14 +288,17 @@ typedef struct {
 
     ngx_table_elt_t                 *cache_control;
     ngx_table_elt_t                 *set_cookie;
+    ngx_table_elt_t                 *age;
 
     off_t                            content_length_n;
     time_t                           last_modified_time;
+    time_t                           age_n;
 
     unsigned                         connection_close:1;
     unsigned                         chunked:1;
     unsigned                         no_cache:1;
     unsigned                         expired:1;
+    unsigned                         max_age:1;
 } ngx_http_upstream_headers_in_t;