merchant

commit e853576ca26825273acf7b7cf92a9a43b6b47be7
parent 6ea6a9ae8ed3535bddb8c11b15dc9ebc6f68aec1
Author: Christian Grothoff <grothoff@gnunet.org>
Date:   Thu, 21 Jul 2022 09:37:37 +0200

apply access control override logic also to /instances/default path

Diffstat:
M
src/backend/taler-merchant-httpd.c
 | 
28
+++++++++++++++++++---------
M
src/backend/taler-merchant-httpd.h
 | 
7
++++---

2 files changed, 23 insertions(+), 12 deletions(-)
diff --git a/src/backend/taler-merchant-httpd.c b/src/backend/taler-merchant-httpd.c
@@ -241,15 +241,7 @@ TMH_instance_decref (struct TMH_MerchantInstance *mi)
 }
 
 
-/**
- * Callback that frees an instances removing
- * it from the global hashmap.
- *
- * @param cls closure, NULL
- * @param key current key
- * @param value a `struct TMH_MerchantInstance`
- */
-int
+enum GNUNET_GenericReturnValue
 TMH_instance_free_cb (void *cls,
                       const struct GNUNET_HashCode *key,
                       void *value)
@@ -1169,6 +1161,24 @@ url_handler (void *cls,
         instance_id = GNUNET_strndup (istart,
                                       slash - istart);
       hc->instance = TMH_lookup_instance (instance_id);
+      if ( (NULL == hc->instance) &&
+           (0 == strcmp ("default",
+                         instance_id)) )
+        hc->instance = TMH_lookup_instance (NULL);
+      if ( (0 == strcmp ("default",
+                         instance_id)) &&
+           (NULL != TMH_default_auth) &&
+           (NULL != hc->instance) )
+      {
+        /* Override default instance access control */
+        GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+                    "Overriding access control\n");
+        TMH_compute_auth (TMH_default_auth,
+                          &hc->instance->auth.auth_salt,
+                          &hc->instance->auth.auth_hash);
+        hc->instance->auth_override = true;
+        GNUNET_free (TMH_default_auth);
+      }
       GNUNET_free (instance_id);
       if (NULL == slash)
         url = "";
diff --git a/src/backend/taler-merchant-httpd.h b/src/backend/taler-merchant-httpd.h
@@ -626,11 +626,12 @@ extern char *TMH_default_auth;
  * Callback that frees an instances removing
  * it from the global hashmap.
  *
- * @param cls closure, NULL
- * @param key current key
+ * @param cls closure, pass NULL
+ * @param key current key (ignored)
  * @param value a `struct TMH_MerchantInstance`
+ * @return #GNUNET_YES (always)
  */
-int
+enum GNUNET_GenericReturnValue
 TMH_instance_free_cb (void *cls,
                       const struct GNUNET_HashCode *key,
                       void *value);