merchant

commit 4422cde1a47514c231a82fb51c2e7a47cbe80be0
parent a202e526b3bdada230c6c8adbf5d3ecd6980c866
Author: Christian Grothoff <christian@grothoff.org>
Date:   Mon, 16 Jun 2025 23:12:49 +0200

implement #10109: remove cache control from /config

Diffstat:
M
src/backend/taler-merchant-httpd_config.c
 | 
38
+++++---------------------------------

1 file changed, 5 insertions(+), 33 deletions(-)
diff --git a/src/backend/taler-merchant-httpd_config.c b/src/backend/taler-merchant-httpd_config.c
@@ -83,36 +83,16 @@ MH_handler_config (const struct TMH_RequestHandler *rh,
                    struct TMH_HandlerContext *hc)
 {
   static struct MHD_Response *response;
-  static struct GNUNET_TIME_Absolute a;
 
   (void) rh;
   (void) hc;
-  if ( (GNUNET_TIME_absolute_is_past (a)) &&
-       (NULL != response) )
-  {
-    MHD_destroy_response (response);
-    response = NULL;
-  }
   if (NULL == response)
   {
     json_t *specs = json_object ();
     json_t *exchanges = json_array ();
-    struct GNUNET_TIME_Timestamp km;
-    char dat[128];
 
     GNUNET_assert (NULL != specs);
     GNUNET_assert (NULL != exchanges);
-    a = GNUNET_TIME_relative_to_absolute (GNUNET_TIME_UNIT_DAYS);
-    /* Round up to next full day to ensure the expiration
-       time does not become a fingerprint! */
-    a = GNUNET_TIME_absolute_round_down (a,
-                                         GNUNET_TIME_UNIT_DAYS);
-    a = GNUNET_TIME_absolute_add (a,
-                                  GNUNET_TIME_UNIT_DAYS);
-    /* => /config response stays at most 48h in caches! */
-    km = GNUNET_TIME_absolute_to_timestamp (a);
-    TALER_MHD_get_date_string (km.abs_time,
-                               dat);
     TMH_exchange_get_trusted (&add_exchange,
                               exchanges);
     for (unsigned int i = 0; i<TMH_num_cspecs; i++)
@@ -121,11 +101,11 @@ MH_handler_config (const struct TMH_RequestHandler *rh,
 
       if (TMH_test_exchange_configured_for_currency (cspec->currency))
         GNUNET_assert (0 ==
-                       json_object_set_new (specs,
-                                            cspec->currency,
-                                            TALER_CONFIG_currency_specs_to_json
-                                            (
-                                              cspec)));
+                       json_object_set_new (
+                         specs,
+                         cspec->currency,
+                         TALER_CONFIG_currency_specs_to_json
+                           (cspec)));
     }
     response = TALER_MHD_MAKE_JSON_PACK (
       GNUNET_JSON_pack_string ("currency",
@@ -141,14 +121,6 @@ MH_handler_config (const struct TMH_RequestHandler *rh,
                                "taler-merchant"),
       GNUNET_JSON_pack_string ("version",
                                MERCHANT_PROTOCOL_VERSION));
-    GNUNET_break (MHD_YES ==
-                  MHD_add_response_header (response,
-                                           MHD_HTTP_HEADER_EXPIRES,
-                                           dat));
-    GNUNET_break (MHD_YES ==
-                  MHD_add_response_header (response,
-                                           MHD_HTTP_HEADER_CACHE_CONTROL,
-                                           "public,max-age=21600")); /* 6h */
   }
   return MHD_queue_response (connection,
                              MHD_HTTP_OK,