[GNUnet-SVN] r37328 - in gnunet/src: statistics util

[gnunet]

Author: grothoff
Date: 2016-06-22 19:24:29 +0200 (Wed, 22 Jun 2016)
New Revision: 37328

Modified:
   gnunet/src/statistics/statistics_api.c
   gnunet/src/util/crypto_kdf.c
Log:
-fix statistics termination issue

Modified: gnunet/src/statistics/statistics_api.c
===================================================================
--- gnunet/src/statistics/statistics_api.c      2016-06-22 15:27:57 UTC (rev 
37327)
+++ gnunet/src/statistics/statistics_api.c      2016-06-22 17:24:29 UTC (rev 
37328)
@@ -223,6 +223,11 @@
   struct GNUNET_SCHEDULER_Task *backoff_task;
 
   /**
+   * Task for running #do_destroy().
+   */
+  struct GNUNET_SCHEDULER_Task *destroy_task;
+
+  /**
    * Time for next connect retry.
    */
   struct GNUNET_TIME_Relative backoff;
@@ -304,10 +309,10 @@
 /**
  * Schedule the next action to be performed.
  *
- * @param h statistics handle to reconnect
+ * @param cls statistics handle to reconnect
  */
 static void
-schedule_action (struct GNUNET_STATISTICS_Handle *h);
+schedule_action (void *cls);
 
 
 /**
@@ -550,7 +555,10 @@
 {
   struct GNUNET_STATISTICS_Handle *h = cls;
 
-  GNUNET_STATISTICS_destroy (h, GNUNET_NO);
+  LOG (GNUNET_ERROR_TYPE_DEBUG,
+       "Running final destruction\n");
+  GNUNET_STATISTICS_destroy (h,
+                             GNUNET_NO);
 }
 
 
@@ -577,6 +585,8 @@
     return;
   }
   h->do_destroy = GNUNET_NO;
+  LOG (GNUNET_ERROR_TYPE_DEBUG,
+       "Received TEST message from statistics, can complete disconnect\n");
   GNUNET_SCHEDULER_add_now (&destroy_task,
                             h);
 }
@@ -710,6 +720,8 @@
 {
   struct GNUNET_STATISTICS_Handle *h = cls;
 
+  h->destroy_task = NULL;
+  h->do_destroy = GNUNET_NO;
   GNUNET_STATISTICS_destroy (h,
                              GNUNET_NO);
 }
@@ -742,8 +754,10 @@
       GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
                  _("Could not save some persistent statistics\n"));
     h->do_destroy = GNUNET_NO;
-    GNUNET_SCHEDULER_add_now (&do_destroy,
-                              h);
+    if (NULL != h->destroy_task)
+      GNUNET_SCHEDULER_cancel (h->destroy_task);
+    h->destroy_task = GNUNET_SCHEDULER_add_now (&do_destroy,
+                                                h);
     return;
   }
   h->backoff_task
@@ -820,6 +834,7 @@
   GNUNET_assert (NULL == handle->current->cont);
   free_action_item (handle->current);
   handle->current = NULL;
+  schedule_action (handle);
 }
 
 
@@ -857,6 +872,9 @@
   free_action_item (handle->current);
   handle->current = NULL;
   update_memory_statistics (handle);
+  GNUNET_MQ_notify_sent (env,
+                         &schedule_action,
+                         handle);
   GNUNET_MQ_send (handle->mq,
                   env);
 }
@@ -873,7 +891,7 @@
 GNUNET_STATISTICS_create (const char *subsystem,
                           const struct GNUNET_CONFIGURATION_Handle *cfg)
 {
-  struct GNUNET_STATISTICS_Handle *ret;
+  struct GNUNET_STATISTICS_Handle *h;
 
   if (GNUNET_YES ==
       GNUNET_CONFIGURATION_get_value_yesno (cfg,
@@ -880,11 +898,11 @@
                                             "statistics",
                                             "DISABLE"))
     return NULL;
-  ret = GNUNET_new (struct GNUNET_STATISTICS_Handle);
-  ret->cfg = cfg;
-  ret->subsystem = GNUNET_strdup (subsystem);
-  ret->backoff = GNUNET_TIME_UNIT_MILLISECONDS;
-  return ret;
+  h = GNUNET_new (struct GNUNET_STATISTICS_Handle);
+  h->cfg = cfg;
+  h->subsystem = GNUNET_strdup (subsystem);
+  h->backoff = GNUNET_TIME_UNIT_MILLISECONDS;
+  return h;
 }
 
 
@@ -906,11 +924,6 @@
   if (NULL == h)
     return;
   GNUNET_assert (GNUNET_NO == h->do_destroy); // Don't call twice.
-  if (NULL != h->backoff_task)
-  {
-    GNUNET_SCHEDULER_cancel (h->backoff_task);
-    h->backoff_task = NULL;
-  }
   if ( (sync_first) &&
        (GNUNET_YES == try_connect (h)) )
   {
@@ -933,9 +946,18 @@
     }
     h->do_destroy = GNUNET_YES;
     schedule_action (h);
+    h->destroy_task
+      = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply 
(h->backoff,
+                                                                     5),
+                                      &do_destroy,
+                                      h);
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+                "Deferring destruction\n");
     return; /* do not finish destruction just yet */
   }
   /* do clean up all */
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Cleaning all up\n");
   while (NULL != (pos = h->action_head))
   {
     GNUNET_CONTAINER_DLL_remove (h->action_head,
@@ -944,6 +966,17 @@
     free_action_item (pos);
   }
   do_disconnect (h);
+  if (NULL != h->backoff_task)
+  {
+    GNUNET_SCHEDULER_cancel (h->backoff_task);
+    h->backoff_task = NULL;
+  }
+  if (NULL != h->destroy_task)
+  {
+    GNUNET_break (0);
+    GNUNET_SCHEDULER_cancel (h->destroy_task);
+    h->destroy_task = NULL;
+  }
   for (unsigned int i = 0; i < h->watches_size; i++)
   {
     if (NULL == h->watches[i])
@@ -963,11 +996,13 @@
 /**
  * Schedule the next action to be performed.
  *
- * @param h statistics handle
+ * @param cls statistics handle
  */
 static void
-schedule_action (struct GNUNET_STATISTICS_Handle *h)
+schedule_action (void *cls)
 {
+  struct GNUNET_STATISTICS_Handle *h = cls;
+
   if (NULL != h->backoff_task)
     return;                     /* action already pending */
   if (GNUNET_YES != try_connect (h))
@@ -987,6 +1022,8 @@
       if (GNUNET_YES != h->do_destroy)
         return; /* nothing to do */
       /* let service know that we're done */
+      GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+                  "Notifying service that we are done\n");
       h->do_destroy = GNUNET_SYSERR; /* in 'TEST' mode */
       env = GNUNET_MQ_msg (hdr,
                            GNUNET_MESSAGE_TYPE_TEST);

Modified: gnunet/src/util/crypto_kdf.c
===================================================================
--- gnunet/src/util/crypto_kdf.c        2016-06-22 15:27:57 UTC (rev 37327)
+++ gnunet/src/util/crypto_kdf.c        2016-06-22 17:24:29 UTC (rev 37328)
@@ -108,8 +108,8 @@
 void
 GNUNET_CRYPTO_kdf_mod_mpi (gcry_mpi_t *r,
                            gcry_mpi_t n,
-                           const void *xts,  size_t xts_len,
-                           const void *skm,  size_t skm_len,
+                           const void *xts, size_t xts_len,
+                           const void *skm, size_t skm_len,
                            const char *ctx)
 {
   gcry_error_t rc;