paivana

commit e661b59dc681f66f2e3b799a934c979161e0d200
parent 6f0c011e79b2f9ac9320c1be9c2feb665be2df81
Author: Christian Grothoff <christian@grothoff.org>
Date:   Sun, 26 Apr 2026 22:01:58 +0200

set VARY and CACHE_CONTROL headers in paywall responses

Diffstat:
M
src/backend/paivana-httpd_templates.c
 | 
14
++++++++++++--

1 file changed, 12 insertions(+), 2 deletions(-)
diff --git a/src/backend/paivana-httpd_templates.c b/src/backend/paivana-httpd_templates.c
@@ -242,8 +242,18 @@ load_paywall (struct MHD_Connection *conn,
                 MHD_add_response_header (reply,
                                          MHD_HTTP_HEADER_CONTENT_TYPE,
                                          "text/html"));
-  // FIXME: set Vary and other cache control headers on the static
-  // Paywall page!
+  /* The paywall body depends on the negotiated language and on
+     whether we deflated it for the client; tell intermediaries to
+     key their cache entries on both. */
+  GNUNET_break (MHD_YES ==
+                MHD_add_response_header (reply,
+                                         MHD_HTTP_HEADER_VARY,
+                                         MHD_HTTP_HEADER_ACCEPT_LANGUAGE ", "
+                                         MHD_HTTP_HEADER_ACCEPT_ENCODING));
+  GNUNET_break (MHD_YES ==
+                MHD_add_response_header (reply,
+                                         MHD_HTTP_HEADER_CACHE_CONTROL,
+                                         "public, max-age=300"));
   {
     struct ResponseCacheEntry *rce;