X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=src%2Frps%2Ftest_rps.c;h=92d8c12ea5a1ae46ccbe826d75542e01def01932;hb=7a5a724a6f96baf80d2226326124aa01c58ad3fe;hp=c5a2c04582b4044fef9f2cdf62125d515222b4f3;hpb=a67bd3630046d3a52195a13cbd4b4631c283d68d;p=oweals%2Fgnunet.git

diff --git a/src/rps/test_rps.c b/src/rps/test_rps.c
index c5a2c0458..92d8c12ea 100644
--- a/src/rps/test_rps.c
+++ b/src/rps/test_rps.c
@@ -2,20 +2,18 @@
      This file is part of GNUnet.
      Copyright (C) 2009, 2012 GNUnet e.V.
 
-     GNUnet is free software; you can redistribute it and/or modify
-     it under the terms of the GNU General Public License as published
-     by the Free Software Foundation; either version 3, or (at your
-     option) any later version.
+     GNUnet is free software: you can redistribute it and/or modify it
+     under the terms of the GNU Affero General Public License as published
+     by the Free Software Foundation, either version 3 of the License,
+     or (at your option) any later version.
 
      GNUnet is distributed in the hope that it will be useful, but
      WITHOUT ANY WARRANTY; without even the implied warranty of
      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-     General Public License for more details.
-
-     You should have received a copy of the GNU General Public License
-     along with GNUnet; see the file COPYING.  If not, write to the
-     Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-     Boston, MA 02110-1301, USA.
+     Affero General Public License for more details.
+    
+     You should have received a copy of the GNU Affero General Public License
+     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 /**
  * @file rps/test_rps.c
@@ -40,6 +38,12 @@
  */
 static uint32_t num_peers;
 
+/**
+ * How long do we run the test?
+ * In seconds.
+ */
+static uint32_t timeout_s;
+
 /**
  * How long do we run the test?
  */
@@ -253,24 +257,71 @@ struct RPSPeer
    * Used to check whether we are able to shutdown.
    */
   uint32_t stat_collected_flags;
+
+  /**
+   * @brief File name of the file the stats are finally written to
+   */
+  const char *file_name_stats;
+
+  /**
+   * @brief File name of the file the stats are finally written to
+   */
+  const char *file_name_probs;
+
+  /**
+   * @brief The current view
+   */
+  struct GNUNET_PeerIdentity *cur_view;
+
+  /**
+   * @brief Number of peers in the #cur_view.
+   */
+  uint32_t cur_view_count;
+
+  /**
+   * @brief Number of occurrences in other peer's view
+   */
+  uint32_t count_in_views;
+
+  /**
+   * @brief statistics values
+   */
+  uint64_t num_rounds;
+  uint64_t num_blocks;
+  uint64_t num_blocks_many_push;
+  uint64_t num_blocks_no_push;
+  uint64_t num_blocks_no_pull;
+  uint64_t num_blocks_many_push_no_pull;
+  uint64_t num_blocks_no_push_no_pull;
+  uint64_t num_issued_push;
+  uint64_t num_issued_pull_req;
+  uint64_t num_issued_pull_rep;
+  uint64_t num_sent_push;
+  uint64_t num_sent_pull_req;
+  uint64_t num_sent_pull_rep;
+  uint64_t num_recv_push;
+  uint64_t num_recv_pull_req;
+  uint64_t num_recv_pull_rep;
 };
 
 enum STAT_TYPE
 {
-  STAT_TYPE_ROUNDS           =    0x1, /*   1 */
-  STAT_TYPE_BLOCKS           =    0x2, /*   2 */
-  STAT_TYPE_BLOCKS_MANY_PUSH =    0x4, /*   3 */
-  STAT_TYPE_BLOCKS_FEW_PUSH  =    0x8, /*   4 */
-  STAT_TYPE_BLOCKS_FEW_PULL  =   0x10, /*   5 */
-  STAT_TYPE_ISSUED_PUSH_SEND =   0x20, /*   6 */
-  STAT_TYPE_ISSUED_PULL_REQ  =   0x40, /*   7 */
-  STAT_TYPE_ISSUED_PULL_REP  =   0x80, /*   8 */
-  STAT_TYPE_SENT_PUSH_SEND   =  0x100, /*   9 */
-  STAT_TYPE_SENT_PULL_REQ    =  0x200, /*  10 */
-  STAT_TYPE_SENT_PULL_REP    =  0x400, /*  11 */
-  STAT_TYPE_RECV_PUSH_SEND   =  0x800, /*  12 */
-  STAT_TYPE_RECV_PULL_REQ    = 0x1000, /*  13 */
-  STAT_TYPE_RECV_PULL_REP    = 0x2000, /*  14 */
+  STAT_TYPE_ROUNDS                    =    0x1, /*   1 */
+  STAT_TYPE_BLOCKS                    =    0x2, /*   2 */
+  STAT_TYPE_BLOCKS_MANY_PUSH          =    0x4, /*   3 */
+  STAT_TYPE_BLOCKS_NO_PUSH            =    0x8, /*   4 */
+  STAT_TYPE_BLOCKS_NO_PULL            =   0x10, /*   5 */
+  STAT_TYPE_BLOCKS_MANY_PUSH_NO_PULL  =   0x20, /*   6 */
+  STAT_TYPE_BLOCKS_NO_PUSH_NO_PULL    =   0x40, /*   7 */
+  STAT_TYPE_ISSUED_PUSH_SEND          =   0x80, /*   8 */
+  STAT_TYPE_ISSUED_PULL_REQ           =  0x100, /*   9 */
+  STAT_TYPE_ISSUED_PULL_REP           =  0x200, /*  10 */
+  STAT_TYPE_SENT_PUSH_SEND            =  0x400, /*  11 */
+  STAT_TYPE_SENT_PULL_REQ             =  0x800, /*  12 */
+  STAT_TYPE_SENT_PULL_REP             = 0x1000, /*  13 */
+  STAT_TYPE_RECV_PUSH_SEND            = 0x2000, /*  14 */
+  STAT_TYPE_RECV_PULL_REQ             = 0x4000, /*  15 */
+  STAT_TYPE_RECV_PULL_REP             = 0x8000, /*  16 */
   STAT_TYPE_MAX          = 0x80000000, /*  32 */
 };
 
@@ -311,11 +362,21 @@ static struct RPSPeer *eval_peer;
  */
 static unsigned int num_peers_online;
 
+/**
+ * @brief The added sizes of the peer's views
+ */
+static unsigned int view_sizes;
+
 /**
  * Return value from 'main'.
  */
 static int ok;
 
+/**
+ * Identifier for the churn task that runs periodically
+ */
+static struct GNUNET_SCHEDULER_Task *post_test_task;
+
 /**
  * Identifier for the churn task that runs periodically
  */
@@ -411,6 +472,21 @@ enum OPTION_COLLECT_STATISTICS {
   NO_COLLECT_STATISTICS,
 };
 
+/**
+ * @brief Do we collect views during run?
+ */
+enum OPTION_COLLECT_VIEW {
+  /**
+   * @brief We collect view during run
+   */
+  COLLECT_VIEW,
+
+  /**
+   * @brief We do not collect the view during run
+   */
+  NO_COLLECT_VIEW,
+};
+
 /**
  * Structure to define a single test
  */
@@ -476,6 +552,11 @@ struct SingleTestRun
    */
   enum OPTION_COLLECT_STATISTICS have_collect_statistics;
 
+  /**
+   * Collect view during run?
+   */
+  enum OPTION_COLLECT_VIEW have_collect_view;
+
   /**
    * @brief Mark which values from the statistics service to collect at the end
    * of the run
@@ -483,6 +564,11 @@ struct SingleTestRun
   uint32_t stat_collect_flags;
 } cur_test_run;
 
+/**
+ * Did we finish the test?
+ */
+static int post_test;
+
 /**
  * Are we shutting down?
  */
@@ -683,6 +769,41 @@ shutdown_op (void *cls)
   GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
               "Shutdown task scheduled, going down.\n");
   in_shutdown = GNUNET_YES;
+  if (NULL != post_test_task)
+  {
+    GNUNET_SCHEDULER_cancel (post_test_task);
+  }
+  if (NULL != churn_task)
+  {
+    GNUNET_SCHEDULER_cancel (churn_task);
+    churn_task = NULL;
+  }
+  for (i = 0; i < num_peers; i++)
+  {
+    if (NULL != rps_peers[i].rps_handle)
+    {
+      GNUNET_RPS_disconnect (rps_peers[i].rps_handle);
+    }
+    if (NULL != rps_peers[i].op)
+    {
+      GNUNET_TESTBED_operation_done (rps_peers[i].op);
+    }
+  }
+}
+
+
+/**
+ * Task run on timeout to collect statistics and potentially shut down.
+ */
+static void
+post_test_op (void *cls)
+{
+  unsigned int i;
+
+  post_test_task = NULL;
+  post_test = GNUNET_YES;
+  GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+              "Post test task scheduled, going down.\n");
   if (NULL != churn_task)
   {
     GNUNET_SCHEDULER_cancel (churn_task);
@@ -691,7 +812,10 @@ shutdown_op (void *cls)
   for (i = 0; i < num_peers; i++)
   {
     if (NULL != rps_peers[i].op)
+    {
       GNUNET_TESTBED_operation_done (rps_peers[i].op);
+      rps_peers[i].op = NULL;
+    }
     if (NULL != cur_test_run.post_test)
     {
       GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Executing post_test for peer %u\n", i);
@@ -717,6 +841,13 @@ seed_peers (void *cls)
   unsigned int amount;
   unsigned int i;
 
+  if (GNUNET_YES == in_shutdown || GNUNET_YES == post_test)
+  {
+    return;
+  }
+
+  GNUNET_assert (NULL != peer->rps_handle);
+
   // TODO if malicious don't seed mal peers
   amount = round (.5 * num_peers);
 
@@ -775,7 +906,7 @@ info_cb (void *cb_cls,
 {
   struct OpListEntry *entry = (struct OpListEntry *) cb_cls;
 
-  if (GNUNET_YES == in_shutdown)
+  if (GNUNET_YES == in_shutdown || GNUNET_YES == post_test)
   {
     return;
   }
@@ -829,7 +960,9 @@ rps_connect_complete_cb (void *cls,
   struct RPSPeer *rps_peer = cls;
   struct GNUNET_RPS_Handle *rps = ca_result;
 
-  if (GNUNET_YES == in_shutdown)
+  GNUNET_assert (NULL != ca_result);
+
+  if (GNUNET_YES == in_shutdown || GNUNET_YES == post_test)
   {
     return;
   }
@@ -872,9 +1005,11 @@ rps_connect_adapter (void *cls,
   struct GNUNET_RPS_Handle *h;
 
   h = GNUNET_RPS_connect (cfg);
+  GNUNET_assert (NULL != h);
 
   if (NULL != cur_test_run.pre_test)
     cur_test_run.pre_test (cls, h);
+  GNUNET_assert (NULL != h);
 
   return h;
 }
@@ -1033,10 +1168,10 @@ default_reply_handle (void *cls,
   if (0 == evaluate () && HAVE_QUICK_QUIT == cur_test_run.have_quick_quit)
   {
     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Test succeeded before timeout\n");
-    GNUNET_assert (NULL != shutdown_task);
-    GNUNET_SCHEDULER_cancel (shutdown_task);
-    shutdown_task = GNUNET_SCHEDULER_add_now (&shutdown_op, NULL);
-    GNUNET_assert (NULL!= shutdown_task);
+    GNUNET_assert (NULL != post_test_task);
+    GNUNET_SCHEDULER_cancel (post_test_task);
+    post_test_task = GNUNET_SCHEDULER_add_now (&post_test_op, NULL);
+    GNUNET_assert (NULL!= post_test_task);
   }
 }
 
@@ -1050,7 +1185,7 @@ request_peers (void *cls)
   struct RPSPeer *rps_peer;
   struct PendingReply *pending_rep;
 
-  if (GNUNET_YES == in_shutdown)
+  if (GNUNET_YES == in_shutdown || GNUNET_YES == post_test)
     return;
   rps_peer = pending_req->rps_peer;
   GNUNET_assert (1 <= rps_peer->num_pending_reqs);
@@ -1113,7 +1248,7 @@ cancel_request_cb (void *cls)
   struct RPSPeer *rps_peer = cls;
   struct PendingReply *pending_rep;
 
-  if (GNUNET_YES == in_shutdown)
+  if (GNUNET_YES == in_shutdown || GNUNET_YES == post_test)
     return;
   pending_rep = rps_peer->pending_rep_head;
   GNUNET_assert (1 <= rps_peer->num_pending_reps);
@@ -1218,7 +1353,7 @@ mal_cb (struct RPSPeer *rps_peer)
 {
   uint32_t num_mal_peers;
 
-  if (GNUNET_YES == in_shutdown)
+  if (GNUNET_YES == in_shutdown || GNUNET_YES == post_test)
   {
     return;
   }
@@ -1245,7 +1380,7 @@ mal_cb (struct RPSPeer *rps_peer)
 static void
 single_req_cb (struct RPSPeer *rps_peer)
 {
-  if (GNUNET_YES == in_shutdown)
+  if (GNUNET_YES == in_shutdown || GNUNET_YES == post_test)
   {
     return;
   }
@@ -1259,7 +1394,7 @@ single_req_cb (struct RPSPeer *rps_peer)
 static void
 delay_req_cb (struct RPSPeer *rps_peer)
 {
-  if (GNUNET_YES == in_shutdown)
+  if (GNUNET_YES == in_shutdown || GNUNET_YES == post_test)
   {
     return;
   }
@@ -1273,7 +1408,7 @@ delay_req_cb (struct RPSPeer *rps_peer)
 static void
 seed_cb (struct RPSPeer *rps_peer)
 {
-  if (GNUNET_YES == in_shutdown)
+  if (GNUNET_YES == in_shutdown || GNUNET_YES == post_test)
   {
     return;
   }
@@ -1289,7 +1424,7 @@ seed_cb (struct RPSPeer *rps_peer)
 static void
 seed_big_cb (struct RPSPeer *rps_peer)
 {
-  if (GNUNET_YES == in_shutdown)
+  if (GNUNET_YES == in_shutdown || GNUNET_YES == post_test)
   {
     return;
   }
@@ -1315,7 +1450,7 @@ single_peer_seed_cb (struct RPSPeer *rps_peer)
 static void
 seed_req_cb (struct RPSPeer *rps_peer)
 {
-  if (GNUNET_YES == in_shutdown)
+  if (GNUNET_YES == in_shutdown || GNUNET_YES == post_test)
   {
     return;
   }
@@ -1334,7 +1469,7 @@ seed_req_cb (struct RPSPeer *rps_peer)
 static void
 req_cancel_cb (struct RPSPeer *rps_peer)
 {
-  if (GNUNET_YES == in_shutdown)
+  if (GNUNET_YES == in_shutdown || GNUNET_YES == post_test)
   {
     return;
   }
@@ -1367,7 +1502,7 @@ churn (void *cls);
 static void
 churn_test_cb (struct RPSPeer *rps_peer)
 {
-  if (GNUNET_YES == in_shutdown)
+  if (GNUNET_YES == in_shutdown || GNUNET_YES == post_test)
   {
     return;
   }
@@ -1408,7 +1543,7 @@ churn_cb (void *cls,
   // FIXME
   struct OpListEntry *entry = cls;
 
-  if (GNUNET_YES == in_shutdown)
+  if (GNUNET_YES == in_shutdown || GNUNET_YES == post_test)
   {
     return;
   }
@@ -1527,8 +1662,8 @@ manage_service_wrapper (unsigned int i, unsigned int j,
                                                     &churn_cb,
                                                     entry,
                                                     (PEER_GO_OFFLINE == delta) ? 0 : 1);
+    rps_peers[j].entry_op_manage = entry;
   }
-  rps_peers[j].entry_op_manage = entry;
 }
 
 
@@ -1543,7 +1678,7 @@ churn (void *cls)
   double portion_go_online;
   double portion_go_offline;
 
-  if (GNUNET_YES == in_shutdown)
+  if (GNUNET_YES == in_shutdown || GNUNET_YES == post_test)
   {
     return;
   }
@@ -1659,7 +1794,7 @@ profiler_reply_handle (void *cls,
 static void
 profiler_cb (struct RPSPeer *rps_peer)
 {
-  if (GNUNET_YES == in_shutdown)
+  if (GNUNET_YES == in_shutdown || GNUNET_YES == post_test)
   {
     return;
   }
@@ -1737,6 +1872,442 @@ profiler_eval (void)
   return evaluate ();
 }
 
+static uint32_t fac (uint32_t x)
+{
+  if (1 >= x)
+  {
+    return x;
+  }
+  return x * fac (x - 1);
+}
+
+static uint32_t binom (uint32_t n, uint32_t k)
+{
+  //GNUNET_assert (n >= k);
+  if (k > n) return 0;
+  if (0 > n) return 0;
+  if (0 > k) return 0;
+  if (0 == k) return 1;
+  return fac (n)
+    /
+    fac(k) * fac(n - k);
+}
+
+/**
+ * @brief is b in view of a?
+ *
+ * @param a
+ * @param b
+ *
+ * @return
+ */
+static int is_in_view (uint32_t a, uint32_t b)
+{
+  uint32_t i;
+  for (i = 0; i < rps_peers[a].cur_view_count; i++)
+  {
+    if (0 == memcmp (rps_peers[b].peer_id,
+          &rps_peers[a].cur_view[i],
+          sizeof (struct GNUNET_PeerIdentity)))
+    {
+      return GNUNET_YES;
+    }
+  }
+  return GNUNET_NO;
+}
+
+static uint32_t get_idx_of_pid (const struct GNUNET_PeerIdentity *pid)
+{
+  uint32_t i;
+
+  for (i = 0; i < num_peers; i++)
+  {
+    if (0 == memcmp (pid,
+          rps_peers[i].peer_id,
+          sizeof (struct GNUNET_PeerIdentity)))
+    {
+      return i;
+    }
+  }
+  //return 0; /* Should not happen - make compiler happy */
+  GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+             "No known _PeerIdentity %s!\n",
+             GNUNET_i2s_full (pid));
+  GNUNET_assert (0);
+}
+
+/**
+ * @brief Counts number of peers in view of a that have b in their view
+ *
+ * @param a
+ * @param uint32_tb
+ *
+ * @return
+ */
+static uint32_t count_containing_views (uint32_t a, uint32_t b)
+{
+  uint32_t i;
+  uint32_t peer_idx;
+  uint32_t count = 0;
+
+  for (i = 0; i < rps_peers[a].cur_view_count; i++)
+  {
+    peer_idx = get_idx_of_pid (&rps_peers[a].cur_view[i]);
+    if (GNUNET_YES == is_in_view (peer_idx, b))
+    {
+      count++;
+    }
+  }
+  return count;
+}
+
+/**
+ * @brief Computes the probability for each other peer to be selected by the
+ * sampling process based on the views of all peers
+ *
+ * @param peer_idx index of the peer that is about to sample
+ */
+static void compute_probabilities (uint32_t peer_idx)
+{
+  //double probs[num_peers] = { 0 };
+  double probs[num_peers];
+  size_t probs_as_str_size = (num_peers * 10 + 1) * sizeof (char);
+  char *probs_as_str = GNUNET_malloc (probs_as_str_size);
+  char *probs_as_str_cpy;
+  uint32_t i;
+  double prob_push;
+  double prob_pull;
+  uint32_t view_size;
+  uint32_t cont_views;
+  uint32_t number_of_being_in_pull_events;
+  int tmp;
+  uint32_t count_non_zero_prob = 0;
+
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+      "Computing probabilities for peer %" PRIu32 "\n", peer_idx);
+  /* Firstly without knowledge of old views */
+  for (i = 0; i < num_peers; i++)
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+        "\tfor peer %" PRIu32 ":\n", i);
+    view_size = rps_peers[i].cur_view_count;
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+        "\t\tview_size: %" PRIu32 "\n", view_size);
+    /* For peer i the probability of being sampled is
+     * evenly distributed among all possibly observed peers. */
+    /* We could have observed a peer in three cases:
+     *   1. peer sent a push
+     *   2. peer was contained in a pull reply
+     *   3. peer was in history (sampler) - ignored for now */
+    /* 1. Probability of having received a push from peer i */
+    if ((GNUNET_YES == is_in_view (i, peer_idx)) &&
+        (1 <= (0.45 * view_size)))
+    {
+      prob_push = 1.0 * binom (0.45 * view_size, 1)
+        /
+        binom (view_size, 0.45 * view_size);
+      GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+                 "\t\t%" PRIu32 " is in %" PRIu32 "'s view, prob: %f\n",
+                 peer_idx,
+                 i,
+                 prob_push);
+      GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+                 "\t\tposs choices from view: %" PRIu32 ", containing i: %" PRIu32 "\n",
+                 binom (view_size, 0.45 * view_size),
+                 binom (0.45 * view_size, 1));
+    } else {
+      prob_push = 0;
+      GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+                 "\t\t%" PRIu32 " is not in %" PRIu32 "'s view, prob: 0\n",
+                 peer_idx,
+                 i);
+    }
+    /* 2. Probability of peer i being contained in pulls */
+    view_size = rps_peers[peer_idx].cur_view_count;
+    cont_views = count_containing_views (peer_idx, i);
+    number_of_being_in_pull_events =
+      (binom (view_size, 0.45 * view_size) -
+       binom (view_size - cont_views, 0.45 * view_size));
+    if (0 != number_of_being_in_pull_events)
+    {
+      prob_pull = number_of_being_in_pull_events
+        /
+        (1.0 * binom (view_size, 0.45 * view_size));
+    } else
+    {
+      prob_pull = 0;
+    }
+    probs[i] = prob_push + prob_pull - (prob_push * prob_pull);
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+               "\t\t%" PRIu32 " has %" PRIu32 " of %" PRIu32
+               " peers in its view who know %" PRIu32 " prob: %f\n",
+               peer_idx,
+               cont_views,
+               view_size,
+               i,
+               prob_pull);
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+               "\t\tnumber of possible pull combinations: %" PRIu32 "\n",
+               binom (view_size, 0.45 * view_size));
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+               "\t\tnumber of possible pull combinations without %" PRIu32
+               ": %" PRIu32 "\n",
+               i,
+               binom (view_size - cont_views, 0.45 * view_size));
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+               "\t\tnumber of possible pull combinations with %" PRIu32
+               ": %" PRIu32 "\n",
+               i,
+               number_of_being_in_pull_events);
+
+    if (0 != probs[i]) count_non_zero_prob++;
+  }
+  /* normalize */
+  if (0 != count_non_zero_prob)
+  {
+    for (i = 0; i < num_peers; i++)
+    {
+      probs[i] = probs[i] * (1.0 / count_non_zero_prob);
+    }
+  } else {
+    for (i = 0; i < num_peers; i++)
+    {
+      probs[i] = 0;
+    }
+  }
+  /* str repr */
+  for (i = 0; i < num_peers; i++)
+  {
+    probs_as_str_cpy = GNUNET_strndup (probs_as_str, probs_as_str_size);
+    tmp = GNUNET_snprintf (probs_as_str,
+                           probs_as_str_size,
+                           "%s %7.6f", probs_as_str_cpy, probs[i]);
+    GNUNET_free (probs_as_str_cpy);
+    GNUNET_assert (0 <= tmp);
+  }
+
+  to_file_w_len (rps_peers[peer_idx].file_name_probs,
+                 probs_as_str_size,
+                 probs_as_str);
+  GNUNET_free (probs_as_str);
+}
+
+/**
+ * @brief This counts the number of peers in which views a given peer occurs.
+ *
+ * It also stores this value in the rps peer.
+ *
+ * @param peer_idx the index of the peer to count the representation
+ *
+ * @return the number of occurrences
+ */
+static uint32_t count_peer_in_views_2 (uint32_t peer_idx)
+{
+  uint32_t i, j;
+  uint32_t count = 0;
+
+  for (i = 0; i < num_peers; i++) /* Peer in which view is counted */
+  {
+    for (j = 0; j < rps_peers[i].cur_view_count; j++) /* entry in view */
+    {
+      if (0 == memcmp (rps_peers[peer_idx].peer_id,
+            &rps_peers[i].cur_view[j],
+            sizeof (struct GNUNET_PeerIdentity)))
+      {
+        count++;
+        break;
+      }
+    }
+  }
+  rps_peers[peer_idx].count_in_views = count;
+  return count;
+}
+
+static uint32_t cumulated_view_sizes ()
+{
+  uint32_t i;
+
+  view_sizes = 0;
+  for (i = 0; i < num_peers; i++) /* Peer in which view is counted */
+  {
+    view_sizes += rps_peers[i].cur_view_count;
+  }
+  return view_sizes;
+}
+
+static void count_peer_in_views (uint32_t *count_peers)
+{
+  uint32_t i, j;
+
+  for (i = 0; i < num_peers; i++) /* Peer in which view is counted */
+  {
+    for (j = 0; j < rps_peers[i].cur_view_count; j++) /* entry in view */
+    {
+      if (0 == memcmp (rps_peers[i].peer_id,
+            &rps_peers[i].cur_view[j],
+            sizeof (struct GNUNET_PeerIdentity)))
+      {
+        count_peers[i]++;
+      }
+    }
+  }
+}
+
+void compute_diversity ()
+{
+  uint32_t i;
+  /* ith entry represents the numer of occurrences in other peer's views */
+  uint32_t *count_peers = GNUNET_new_array (num_peers, uint32_t);
+  uint32_t views_total_size;
+  double expected;
+  /* deviation from expected number of peers */
+  double *deviation = GNUNET_new_array (num_peers, double);
+
+  views_total_size = 0;
+  expected = 0;
+
+  /* For each peer count its representation in other peer's views*/
+  for (i = 0; i < num_peers; i++) /* Peer to count */
+  {
+    views_total_size += rps_peers[i].cur_view_count;
+    count_peer_in_views (count_peers);
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+               "Counted representation of %" PRIu32 "th peer [%s]: %" PRIu32"\n",
+               i,
+               GNUNET_i2s (rps_peers[i].peer_id),
+               count_peers[i]);
+  }
+
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+             "size of all views combined: %" PRIu32 "\n",
+             views_total_size);
+  expected = ((double) 1/num_peers) * views_total_size;
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+             "Expected number of occurrences of each peer in all views: %f\n",
+             expected);
+  for (i = 0; i < num_peers; i++) /* Peer to count */
+  {
+    deviation[i] = expected - count_peers[i];
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+               "Deviation from expectation: %f\n", deviation[i]);
+  }
+  GNUNET_free (count_peers);
+  GNUNET_free (deviation);
+}
+
+void print_view_sizes()
+{
+  uint32_t i;
+
+  for (i = 0; i < num_peers; i++) /* Peer to count */
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+               "View size of %" PRIu32 ". [%s] is %" PRIu32 "\n",
+               i,
+               GNUNET_i2s (rps_peers[i].peer_id),
+               rps_peers[i].cur_view_count);
+  }
+}
+
+void all_views_updated_cb()
+{
+  compute_diversity();
+  print_view_sizes();
+}
+
+void view_update_cb (void *cls,
+                     uint64_t view_size,
+                     const struct GNUNET_PeerIdentity *peers)
+{
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "View was updated (%" PRIu64 ")\n", view_size);
+  struct RPSPeer *rps_peer = (struct RPSPeer *) cls;
+  to_file ("/tmp/rps/view_sizes.txt",
+         "%" PRIu64 " %" PRIu32 "",
+         rps_peer->index,
+         view_size);
+  for (int i = 0; i < view_size; i++)
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+               "\t%s\n", GNUNET_i2s (&peers[i]));
+  }
+  GNUNET_array_grow (rps_peer->cur_view,
+                     rps_peer->cur_view_count,
+                     view_size);
+  //*rps_peer->cur_view = *peers;
+  GNUNET_memcpy (rps_peer->cur_view,
+                 peers,
+                 view_size * sizeof (struct GNUNET_PeerIdentity));
+  to_file ("/tmp/rps/count_in_views.txt",
+         "%" PRIu64 " %" PRIu32 "",
+         rps_peer->index,
+         count_peer_in_views_2 (rps_peer->index));
+  cumulated_view_sizes();
+  if (0 != view_size)
+  {
+    to_file ("/tmp/rps/repr.txt",
+           "%" PRIu64 /* index */
+           " %" PRIu32 /* occurrence in views */
+           " %" PRIu32 /* view sizes */
+           " %f" /* fraction of repr in views */
+           " %f" /* average view size */
+           " %f" /* prob of occurrence in view slot */
+           " %f" "", /* exp frac of repr in views */
+           rps_peer->index,
+           count_peer_in_views_2 (rps_peer->index),
+           view_sizes,
+           count_peer_in_views_2 (rps_peer->index) / (view_size * 1.0), /* fraction of representation in views */
+           view_sizes / (view_size * 1.0), /* average view size */
+           1.0 /view_size, /* prob of occurrence in view slot */
+           (1.0/view_size) * (view_sizes/view_size) /* expected fraction of repr in views */
+           );
+  }
+  compute_probabilities (rps_peer->index);
+  all_views_updated_cb();
+}
+
+static void
+pre_profiler (struct RPSPeer *rps_peer, struct GNUNET_RPS_Handle *h)
+{
+  rps_peer->file_name_probs =
+    store_prefix_file_name (rps_peer->peer_id, "probs");
+  GNUNET_RPS_view_request (h, 0, view_update_cb, rps_peer);
+}
+
+void write_final_stats (void){
+  uint32_t i;
+
+  for (i = 0; i < num_peers; i++)
+  {
+    to_file ("/tmp/rps/final_stats.dat",
+             "%" PRIu32 " " /* index */
+             "%s %" /* id */
+             PRIu64 " %" /* rounds */
+             PRIu64 " %" PRIu64 " %" PRIu64 " %" PRIu64 " %" PRIu64 " %" PRIu64 " %" /* blocking */
+             PRIu64 " %" PRIu64 " %" PRIu64 " %" /* issued */
+             PRIu64 " %" PRIu64 " %" PRIu64 " %" /* sent */
+             PRIu64 " %" PRIu64 " %" PRIu64 /* recv */,
+             i,
+             GNUNET_i2s (rps_peers[i].peer_id),
+             rps_peers[i].num_rounds,
+             rps_peers[i].num_blocks,
+             rps_peers[i].num_blocks_many_push,
+             rps_peers[i].num_blocks_no_push,
+             rps_peers[i].num_blocks_no_pull,
+             rps_peers[i].num_blocks_many_push_no_pull,
+             rps_peers[i].num_blocks_no_push_no_pull,
+             rps_peers[i].num_issued_push,
+             rps_peers[i].num_issued_pull_req,
+             rps_peers[i].num_issued_pull_rep,
+             rps_peers[i].num_sent_push,
+             rps_peers[i].num_sent_pull_req,
+             rps_peers[i].num_sent_pull_rep,
+             rps_peers[i].num_recv_push,
+             rps_peers[i].num_recv_pull_req,
+             rps_peers[i].num_recv_pull_rep);
+  }
+}
+
 /**
  * Continuation called by #GNUNET_STATISTICS_get() functions.
  *
@@ -1772,8 +2343,10 @@ post_test_shutdown_ready_cb (void *cls,
     GNUNET_TESTBED_operation_done (rps_peer->stat_op);
   }
 
+  write_final_stats ();
   if (GNUNET_YES == check_statistics_collect_completed())
   {
+    //write_final_stats ();
     GNUNET_free (stat_cls);
     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
         "Shutting down\n");
@@ -1783,6 +2356,83 @@ post_test_shutdown_ready_cb (void *cls,
   }
 }
 
+/**
+ * @brief Converts string representation to the corresponding #STAT_TYPE enum.
+ *
+ * @param stat_str string representation of statistics specifier
+ *
+ * @return corresponding enum
+ */
+enum STAT_TYPE stat_str_2_type (const char *stat_str)
+{
+  if (0 == strncmp ("# rounds blocked - no pull replies", stat_str, strlen ("# rounds blocked - no pull replies")))
+  {
+    return STAT_TYPE_BLOCKS_NO_PULL;
+  }
+  else if (0 == strncmp ("# rounds blocked - too many pushes, no pull replies", stat_str, strlen ("# rounds blocked - too many pushes, no pull replies")))
+  {
+    return STAT_TYPE_BLOCKS_MANY_PUSH_NO_PULL;
+  }
+  else if (0 == strncmp ("# rounds blocked - too many pushes", stat_str, strlen ("# rounds blocked - too many pushes")))
+  {
+    return STAT_TYPE_BLOCKS_MANY_PUSH;
+  }
+  else if (0 == strncmp ("# rounds blocked - no pushes, no pull replies", stat_str, strlen ("# rounds blocked - no pushes, no pull replies")))
+  {
+    return STAT_TYPE_BLOCKS_NO_PUSH_NO_PULL;
+  }
+  else if (0 == strncmp ("# rounds blocked - no pushes", stat_str, strlen ("# rounds blocked - no pushes")))
+  {
+    return STAT_TYPE_BLOCKS_NO_PUSH;
+  }
+  else if (0 == strncmp ("# rounds blocked", stat_str, strlen ("# rounds blocked")))
+  {
+    return STAT_TYPE_BLOCKS;
+  }
+  else if (0 == strncmp ("# rounds", stat_str, strlen ("# rounds")))
+  {
+    return STAT_TYPE_ROUNDS;
+  }
+  else if (0 == strncmp ("# push send issued", stat_str, strlen ("# push send issued")))
+  {
+    return STAT_TYPE_ISSUED_PUSH_SEND;
+  }
+  else if (0 == strncmp ("# pull request send issued", stat_str, strlen ("# pull request send issued")))
+  {
+    return STAT_TYPE_ISSUED_PULL_REQ;
+  }
+  else if (0 == strncmp ("# pull reply send issued", stat_str, strlen ("# pull reply send issued")))
+  {
+    return STAT_TYPE_ISSUED_PULL_REP;
+  }
+  else if (0 == strncmp ("# pushes sent", stat_str, strlen ("# pushes sent")))
+  {
+    return STAT_TYPE_SENT_PUSH_SEND;
+  }
+  else if (0 == strncmp ("# pull requests sent", stat_str, strlen ("# pull requests sent")))
+  {
+    return STAT_TYPE_SENT_PULL_REQ;
+  }
+  else if (0 == strncmp ("# pull replys sent", stat_str, strlen ("# pull replys sent")))
+  {
+    return STAT_TYPE_SENT_PULL_REP;
+  }
+  else if (0 == strncmp ("# push message received", stat_str, strlen ("# push message received")))
+  {
+    return STAT_TYPE_RECV_PUSH_SEND;
+  }
+  else if (0 == strncmp ("# pull request message received", stat_str, strlen ("# pull request message received")))
+  {
+    return STAT_TYPE_RECV_PULL_REQ;
+  }
+  else if (0 == strncmp ("# pull reply messages received", stat_str, strlen ("# pull reply messages received")))
+  {
+    return STAT_TYPE_RECV_PULL_REP;
+  }
+  return STAT_TYPE_MAX;
+}
+
+
 /**
  * @brief Converts #STAT_TYPE enum to the equivalent string representation that
  * is stored with the statistics service.
@@ -1801,10 +2451,14 @@ char* stat_type_2_str (enum STAT_TYPE stat_type)
       return "# rounds blocked";
     case STAT_TYPE_BLOCKS_MANY_PUSH:
       return "# rounds blocked - too many pushes";
-    case STAT_TYPE_BLOCKS_FEW_PUSH:
+    case STAT_TYPE_BLOCKS_NO_PUSH:
       return "# rounds blocked - no pushes";
-    case STAT_TYPE_BLOCKS_FEW_PULL:
+    case STAT_TYPE_BLOCKS_NO_PULL:
       return "# rounds blocked - no pull replies";
+    case STAT_TYPE_BLOCKS_MANY_PUSH_NO_PULL:
+      return "# rounds blocked - too many pushes, no pull replies";
+    case STAT_TYPE_BLOCKS_NO_PUSH_NO_PULL:
+      return "# rounds blocked - no pushes, no pull replies";
     case STAT_TYPE_ISSUED_PUSH_SEND:
       return "# push send issued";
     case STAT_TYPE_ISSUED_PULL_REQ:
@@ -1848,9 +2502,72 @@ stat_iterator (void *cls,
                int is_persistent)
 {
   const struct STATcls *stat_cls = (const struct STATcls *) cls;
+  struct RPSPeer *rps_peer = (struct RPSPeer *) stat_cls->rps_peer;
   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Got stat value: %s - %" PRIu64 "\n",
-      stat_type_2_str (stat_cls->stat_type),
+      //stat_type_2_str (stat_cls->stat_type),
+      name,
       value);
+  to_file (rps_peer->file_name_stats,
+          "%s: %" PRIu64 "\n",
+          name,
+          value);
+  switch (stat_str_2_type (name))
+  {
+    case STAT_TYPE_ROUNDS:
+      rps_peer->num_rounds = value;
+      break;
+    case STAT_TYPE_BLOCKS:
+      rps_peer->num_blocks = value;
+      break;
+    case STAT_TYPE_BLOCKS_MANY_PUSH:
+      rps_peer->num_blocks_many_push = value;
+      break;
+    case STAT_TYPE_BLOCKS_NO_PUSH:
+      rps_peer->num_blocks_no_push = value;
+      break;
+    case STAT_TYPE_BLOCKS_NO_PULL:
+      rps_peer->num_blocks_no_pull = value;
+      break;
+    case STAT_TYPE_BLOCKS_MANY_PUSH_NO_PULL:
+      rps_peer->num_blocks_many_push_no_pull = value;
+      break;
+    case STAT_TYPE_BLOCKS_NO_PUSH_NO_PULL:
+      rps_peer->num_blocks_no_push_no_pull = value;
+      break;
+    case STAT_TYPE_ISSUED_PUSH_SEND:
+      rps_peer->num_issued_push = value;
+      break;
+    case STAT_TYPE_ISSUED_PULL_REQ:
+      rps_peer->num_issued_pull_req = value;
+      break;
+    case STAT_TYPE_ISSUED_PULL_REP:
+      rps_peer->num_issued_pull_rep = value;
+      break;
+    case STAT_TYPE_SENT_PUSH_SEND:
+      rps_peer->num_sent_push = value;
+      break;
+    case STAT_TYPE_SENT_PULL_REQ:
+      rps_peer->num_sent_pull_req = value;
+      break;
+    case STAT_TYPE_SENT_PULL_REP:
+      rps_peer->num_sent_pull_rep = value;
+      break;
+    case STAT_TYPE_RECV_PUSH_SEND:
+      rps_peer->num_recv_push = value;
+      break;
+    case STAT_TYPE_RECV_PULL_REQ:
+      rps_peer->num_recv_pull_req = value;
+      break;
+    case STAT_TYPE_RECV_PULL_REP:
+      rps_peer->num_recv_pull_rep = value;
+      break;
+    case STAT_TYPE_MAX:
+    default:
+      GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                 "Unknown statistics string: %s\n",
+                 name);
+      break;
+  }
   return GNUNET_OK;
 }
 
@@ -1876,6 +2593,8 @@ void post_profiler (struct RPSPeer *rps_peer)
       stat_cls = GNUNET_malloc (sizeof (struct STATcls));
       stat_cls->rps_peer = rps_peer;
       stat_cls->stat_type = stat_type;
+      rps_peer->file_name_stats =
+        store_prefix_file_name (rps_peer->peer_id, "stats");
       GNUNET_STATISTICS_get (rps_peer->stats_h,
                              "rps",
                              stat_type_2_str (stat_type),
@@ -1918,7 +2637,6 @@ run (void *cls,
 {
   unsigned int i;
   struct OpListEntry *entry;
-  uint32_t num_mal_peers;
 
   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "RUN was called\n");
 
@@ -1947,6 +2665,11 @@ run (void *cls,
     rps_peers[i].index = i;
     if (NULL != cur_test_run.init_peer)
       cur_test_run.init_peer (&rps_peers[i]);
+    if (NO_COLLECT_VIEW == cur_test_run.have_collect_view)
+    {
+      rps_peers->cur_view_count = 0;
+      rps_peers->cur_view = NULL;
+    }
     entry->op = GNUNET_TESTBED_peer_get_information (peers[i],
                                                      GNUNET_TESTBED_PIT_IDENTITY,
                                                      &info_cb,
@@ -1954,24 +2677,19 @@ run (void *cls,
   }
 
   /* Bring peers up */
-  num_mal_peers = round (portion * num_peers);
   GNUNET_assert (num_peers == n_peers);
   for (i = 0; i < n_peers; i++)
   {
     rps_peers[i].index = i;
-    if ( (rps_peers[i].num_recv_ids < rps_peers[i].num_ids_to_request) ||
-         (i < num_mal_peers) )
-    {
-      rps_peers[i].op =
-        GNUNET_TESTBED_service_connect (&rps_peers[i],
-                                        peers[i],
-                                        "rps",
-                                        &rps_connect_complete_cb,
-                                        &rps_peers[i],
-                                        &rps_connect_adapter,
-                                        &rps_disconnect_adapter,
-                                        &rps_peers[i]);
-    }
+    rps_peers[i].op =
+      GNUNET_TESTBED_service_connect (&rps_peers[i],
+                                      peers[i],
+                                      "rps",
+                                      &rps_connect_complete_cb,
+                                      &rps_peers[i],
+                                      &rps_connect_adapter,
+                                      &rps_disconnect_adapter,
+                                      &rps_peers[i]);
     /* Connect all peers to statistics service */
     if (COLLECT_STATISTICS == cur_test_run.have_collect_statistics)
     {
@@ -1989,7 +2707,12 @@ run (void *cls,
 
   if (NULL != churn_task)
     GNUNET_SCHEDULER_cancel (churn_task);
+  post_test_task = GNUNET_SCHEDULER_add_delayed (timeout, &post_test_op, NULL);
+  timeout = GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS,
+      (timeout_s * 1.2) + 0.1 * num_peers);
   shutdown_task = GNUNET_SCHEDULER_add_delayed (timeout, &shutdown_op, NULL);
+  shutdown_task = GNUNET_SCHEDULER_add_shutdown (shutdown_op, NULL);
+
 }
 
 
@@ -2005,6 +2728,7 @@ main (int argc, char *argv[])
 {
   int ret_value;
 
+  /* Defaults for tests */
   num_peers = 5;
   cur_test_run.name = "test-rps-default";
   cur_test_run.init_peer = default_init_peer;
@@ -2015,8 +2739,9 @@ main (int argc, char *argv[])
   cur_test_run.have_churn = HAVE_CHURN;
   cur_test_run.have_collect_statistics = NO_COLLECT_STATISTICS;
   cur_test_run.stat_collect_flags = 0;
+  cur_test_run.have_collect_view = NO_COLLECT_VIEW;
   churn_task = NULL;
-  timeout = GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 30);
+  timeout_s = 30;
 
   if (strstr (argv[0], "malicious") != NULL)
   {
@@ -2068,7 +2793,7 @@ main (int argc, char *argv[])
     cur_test_run.main_test = seed_big_cb;
     cur_test_run.eval_cb = no_eval;
     cur_test_run.have_churn = HAVE_NO_CHURN;
-    timeout = GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 10);
+    timeout_s = 10;
   }
 
   else if (strstr (argv[0], "_single_peer_seed") != NULL)
@@ -2104,7 +2829,7 @@ main (int argc, char *argv[])
     cur_test_run.main_test = req_cancel_cb;
     cur_test_run.eval_cb = no_eval;
     cur_test_run.have_churn = HAVE_NO_CHURN;
-    timeout = GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 10);
+    timeout_s = 10;
   }
 
   else if (strstr (argv[0], "_churn") != NULL)
@@ -2116,33 +2841,37 @@ main (int argc, char *argv[])
     cur_test_run.main_test = churn_test_cb;
     cur_test_run.reply_handle = default_reply_handle;
     cur_test_run.eval_cb = default_eval_cb;
-    cur_test_run.have_churn = HAVE_CHURN;
+    cur_test_run.have_churn = HAVE_NO_CHURN;
     cur_test_run.have_quick_quit = HAVE_NO_QUICK_QUIT;
-    timeout = GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 10);
+    timeout_s = 10;
   }
 
   else if (strstr (argv[0], "profiler") != NULL)
   {
     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "This is the profiler\n");
     cur_test_run.name = "test-rps-profiler";
-    num_peers = 10;
+    num_peers = 16;
     mal_type = 3;
     cur_test_run.init_peer = profiler_init_peer;
-    cur_test_run.pre_test = mal_pre;
+    //cur_test_run.pre_test = mal_pre;
+    cur_test_run.pre_test = pre_profiler;
     cur_test_run.main_test = profiler_cb;
     cur_test_run.reply_handle = profiler_reply_handle;
     cur_test_run.eval_cb = profiler_eval;
     cur_test_run.post_test = post_profiler;
     cur_test_run.request_interval = 2;
     cur_test_run.num_requests = 5;
-    cur_test_run.have_churn = HAVE_CHURN;
+    //cur_test_run.have_churn = HAVE_CHURN;
+    cur_test_run.have_churn = HAVE_NO_CHURN;
     cur_test_run.have_quick_quit = HAVE_NO_QUICK_QUIT;
     cur_test_run.have_collect_statistics = COLLECT_STATISTICS;
     cur_test_run.stat_collect_flags = STAT_TYPE_ROUNDS |
                                       STAT_TYPE_BLOCKS |
                                       STAT_TYPE_BLOCKS_MANY_PUSH |
-                                      STAT_TYPE_BLOCKS_FEW_PUSH |
-                                      STAT_TYPE_BLOCKS_FEW_PULL |
+                                      STAT_TYPE_BLOCKS_NO_PUSH |
+                                      STAT_TYPE_BLOCKS_NO_PULL |
+                                      STAT_TYPE_BLOCKS_MANY_PUSH_NO_PULL |
+                                      STAT_TYPE_BLOCKS_NO_PUSH_NO_PULL |
                                       STAT_TYPE_ISSUED_PUSH_SEND |
                                       STAT_TYPE_ISSUED_PULL_REQ |
                                       STAT_TYPE_ISSUED_PULL_REP |
@@ -2152,12 +2881,14 @@ main (int argc, char *argv[])
                                       STAT_TYPE_RECV_PUSH_SEND |
                                       STAT_TYPE_RECV_PULL_REQ |
                                       STAT_TYPE_RECV_PULL_REP;
-    timeout = GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 300);
+    cur_test_run.have_collect_view = COLLECT_VIEW;
+    timeout_s = 150;
 
     /* 'Clean' directory */
     (void) GNUNET_DISK_directory_remove ("/tmp/rps/");
     GNUNET_DISK_directory_create ("/tmp/rps/");
   }
+  timeout = GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, timeout_s);
 
   rps_peers = GNUNET_new_array (num_peers, struct RPSPeer);
   peer_map = GNUNET_CONTAINER_multipeermap_create (num_peers, GNUNET_NO);
@@ -2185,6 +2916,13 @@ main (int argc, char *argv[])
   }
 
   ret_value = cur_test_run.eval_cb();
+  
+  if (NO_COLLECT_VIEW == cur_test_run.have_collect_view)
+  {
+    GNUNET_array_grow (rps_peers->cur_view,
+                       rps_peers->cur_view_count,
+                       0);
+  }
   GNUNET_free (rps_peers);
   GNUNET_free (rps_peer_ids);
   GNUNET_CONTAINER_multipeermap_destroy (peer_map);