[GNUnet-SVN] [taler-twister] branch master updated: change path freeing policy

[gnunet]

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marcello pushed a commit to branch master
in repository twister.

The following commit(s) were added to refs/heads/master by this push:
     new b5399d0  change path freeing policy
b5399d0 is described below

commit b5399d0bafb8e4bd058d4278d506ebada632bb2d
Author: Marcello Stanisci <address@hidden>
AuthorDate: Fri Jun 14 22:38:42 2019 +0200

    change path freeing policy
---
 src/twister/taler-twister-service.c | 87 ++++++++++++++++++++++---------------
 1 file changed, 51 insertions(+), 36 deletions(-)

diff --git a/src/twister/taler-twister-service.c 
b/src/twister/taler-twister-service.c
index c06f9c6..034fa5a 100644
--- a/src/twister/taler-twister-service.c
+++ b/src/twister/taler-twister-service.c
@@ -981,10 +981,10 @@ con_val_iter (void *cls,
  * @return #GNUNET_OK if @a path was valid.
  */
 static unsigned int
-walk_response_object (const char *path,
-                      json_t **parent,
-                      char **target,
-                      json_t *json)
+walk_object (const char *path,
+             json_t **parent,
+             char **target,
+             json_t *json)
 {
 
   json_t *element;
@@ -1084,10 +1084,10 @@ modify_object (struct MHD_Connection *con,
   json_t *new_value;
   json_error_t error;
 
-  if (GNUNET_OK != walk_response_object (path,
-                                         &parent,
-                                         &target,
-                                         json))
+  if (GNUNET_OK != walk_object (path,
+                                &parent,
+                                &target,
+                                json))
     return;
 
   /* At this point, the parent and the target are pointed to. */
@@ -1148,8 +1148,9 @@ modify_object (struct MHD_Connection *con,
  * @param con FIXME deprecated.
  * @param json the object whose field will be flipped.
  * @param flip_path the path to the string-field to flip.
+ * @return GNUNET_OK when the path was found, and flipped.
  */
-static void
+static int
 flip_object (struct MHD_Connection *con,
              json_t *json,
              char *flip_path)
@@ -1164,17 +1165,21 @@ flip_object (struct MHD_Connection *con,
                             'R', 'S', 'T', 'V', 'W', 'X',
                             'Y', 'Z'}; // index: 0-31
 
-  if (GNUNET_OK != walk_response_object (flip_path,
-                                         &parent,
-                                         &target,
-                                         json))
-  {
-    TALER_LOG_ERROR ("Could not walk the object in the quest for flip\n");
-    return;
+  if (GNUNET_OK != walk_object (flip_path,
+                                &parent,
+                                &target,
+                                json))
+  {
+    /**
+     * Not an error, as the user can "batch"
+     * requests until the right object gets in the way.
+     */
+    TALER_LOG_INFO ("Path (%s) was not found on this object\n",
+                    flip_path);
+    return GNUNET_NO;
   }
 
   /* here, element is the parent of the element to be deleted. */
-  int ret_flip = -1;
   json_t *child = NULL;
   const char *current_value;
   char *current_value_flip;
@@ -1219,17 +1224,19 @@ flip_object (struct MHD_Connection *con,
   TALER_LOG_INFO ("Flipping %s to %s\n",
                   current_value,
                   current_value_flip);
-  if (0 == json_string_set
+  if (0 != json_string_set
       (child,
        (const char *) current_value_flip))
-    ret_flip = GNUNET_YES;
-  GNUNET_free (current_value_flip);
-  if (-1 == ret_flip)
+  {
     TALER_LOG_WARNING ("Could not flip '%s'\n", target);
+    GNUNET_free (current_value_flip);
+    GNUNET_free (target);
+    return GNUNET_SYSERR;
+  }
 
-  flip_path[0] = '\0';
+  GNUNET_free (current_value_flip);
   GNUNET_free (target);
-  return;
+  return GNUNET_OK;
 }
 
 
@@ -1253,10 +1260,10 @@ delete_object (struct MHD_Connection *con,
   char *target;
   json_t *parent;
 
-  if (GNUNET_OK != walk_response_object (delete_path,
-                                         &parent,
-                                         &target,
-                                         hr->json))
+  if (GNUNET_OK != walk_object (delete_path,
+                                &parent,
+                                &target,
+                                hr->json))
     return;
 
   /* here, element is the parent of the element to be deleted. */
@@ -1570,10 +1577,13 @@ create_response (void *cls,
                   "Will flip path in request: %s\n",
                   flip_path_ul);
 
-      flip_object (con,
-                   hr->json,
-                   flip_path_ul);
-      GNUNET_free (flip_path_ul);
+      if (GNUNET_OK == flip_object (con,
+                                    hr->json,
+                                    flip_path_ul))
+      {
+        GNUNET_free (flip_path_ul);
+        flip_path_ul = NULL;
+      }
     }
 
     if ('\0' != modify_path_ul[0])
@@ -1800,12 +1810,17 @@ create_response (void *cls,
 
   if (NULL != flip_path_dl)
   {
-    TALER_LOG_DEBUG ("Will flip path in response: %s\n",
+    TALER_LOG_DEBUG ("Will flip path"
+                     " in response: %s\n",
                      flip_path_dl);
-    flip_object (con,
-                 hr->json,
-                 flip_path_dl);
-    GNUNET_free (flip_path_dl);
+
+    if (GNUNET_OK == flip_object (con,
+                                  hr->json,
+                                  flip_path_dl))
+    {
+      GNUNET_free (flip_path_dl);
+      flip_path_dl = NULL; 
+    }
   }
 
   if ('\0' != delete_path[0])

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