-unified testing

1 files changed, 407 insertions, 0 deletions

diff --git a/src/rps/test_rps.c b/src/rps/test_rps.c
new file mode 100644
index 000000000..dd50893c6
--- /dev/null
+++ b/src/rps/test_rps.c
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+/*
+     This file is part of GNUnet.
+     Copyright (C) 2009, 2012 Christian Grothoff (and other contributing authors)
+
+     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 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., 59 Temple Place - Suite 330,
+     Boston, MA 02111-1307, USA.
+*/
+/**
+ * @file rps/test_rps_multipeer.c
+ * @brief Testcase for the random peer sampling service.  Starts
+ *        a peergroup with a given number of peers, then waits to
+ *        receive size pushes/pulls from each peer.  Expects to wait
+ *        for one message from each peer.
+ */
+#include "platform.h"
+#include "gnunet_testbed_service.h"
+#include "gnunet_rps_service.h"
+
+#include <inttypes.h>
+
+
+/**
+ * How many peers do we start?
+ */
+#define NUM_PEERS 5
+
+/**
+ * How long do we run the test?
+ */
+#define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 30)
+
+
+/**
+ * Portion of malicious peers
+ */
+static double portion = .1;
+
+/**
+ * Type of malicious peer to test
+ */
+static unsigned int mal_type = 0;
+
+
+/**
+ * Information we track for each peer.
+ */
+struct RPSPeer
+{
+  /**
+   * Index of the peer.
+   */
+  unsigned int index;
+
+  /**
+   * Handle for RPS connect operation.
+   */
+  struct GNUNET_TESTBED_Operation *op;
+
+  /**
+   * Handle to RPS service.
+   */
+  struct GNUNET_RPS_Handle *rps_handle;
+
+  /**
+   * ID of the peer.
+   */
+  struct GNUNET_PeerIdentity *peer_id;
+};
+
+
+/**
+ * Information for all the peers.
+ */
+static struct RPSPeer rps_peers[NUM_PEERS];
+
+/**
+ * IDs of the peers.
+ */
+static struct GNUNET_PeerIdentity rps_peer_ids[NUM_PEERS];
+
+/**
+ * Return value from 'main'.
+ */
+static int ok;
+
+
+/**
+ * Task run on timeout to shut everything down.
+ */
+static void
+shutdown_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+  unsigned int i;
+
+  for (i=0;i<NUM_PEERS;i++)
+    GNUNET_TESTBED_operation_done (rps_peers[i].op);
+  GNUNET_SCHEDULER_shutdown ();
+}
+
+
+/**
+ * Callback to call when network size estimate is updated.
+ *
+ * @param cls closure
+ * @param timestamp server timestamp
+ * @param estimate the value of the current network size estimate
+ * @param std_dev standard deviation (rounded down to nearest integer)
+ *                of the size estimation values seen
+ *
+ */
+static void
+handle_reply (void *cls, uint64_t n, const struct GNUNET_PeerIdentity *peers)
+{
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Got peer %s\n", GNUNET_i2s (peers));
+  
+  ok = 0;
+}
+
+
+/**
+ * (Randomly) request random peers.
+ */
+  void
+request_peers (void *cls,
+               const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+  struct RPSPeer *peer = (struct RPSPeer *) cls;
+  struct GNUNET_RPS_Request_Handle *req_handle;
+
+  req_handle = GNUNET_RPS_request_peers (peer->rps_handle, 1, handle_reply, NULL);
+  GNUNET_free (req_handle);
+}
+
+
+/**
+ * Seed peers.
+ */
+  void
+seed_peers (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+  unsigned int amount;
+  struct RPSPeer *peer = (struct RPSPeer *) cls;
+  unsigned int i;
+
+  GNUNET_assert (1 >= portion
+                 && 0 <  portion);
+                
+  amount = round (portion * NUM_PEERS);
+
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Seeding peers:\n");
+  for (i = 0 ; i < amount ; i++)
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Seeding %u. peer: %s\n",
+                i,
+                GNUNET_i2s (&rps_peer_ids[i]));
+
+  GNUNET_RPS_seed_ids (peer->rps_handle, amount, rps_peer_ids);
+}
+
+
+/**
+ * Get the id of peer i.
+ */
+  void
+info_cb (void *cb_cls,
+         struct GNUNET_TESTBED_Operation *op,
+         const struct GNUNET_TESTBED_PeerInformation *pinfo,
+         const char *emsg)
+{
+  unsigned int i = *((unsigned int *) cb_cls);
+
+  if (NULL == pinfo || NULL != emsg)
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Got Error: %s\n", emsg);
+    return;
+  }
+
+  GNUNET_free (cb_cls);
+
+  rps_peer_ids[i] = *(pinfo->result.id);
+  rps_peers[i].peer_id = &rps_peer_ids[i];
+
+}
+
+
+/**
+ * Callback to be called when RPS service connect operation is completed
+ *
+ * @param cls the callback closure from functions generating an operation
+ * @param op the operation that has been finished
+ * @param ca_result the RPS service handle returned from rps_connect_adapter
+ * @param emsg error message in case the operation has failed; will be NULL if
+ *          operation has executed successfully.
+ */
+static void
+rps_connect_complete_cb (void *cls,
+                         struct GNUNET_TESTBED_Operation *op,
+                         void *ca_result,
+                         const char *emsg)
+{
+  struct RPSPeer *rps_peer = cls;
+  struct GNUNET_RPS_Handle *rps = ca_result;
+  struct GNUNET_RPS_Request_Handle *req_handle;
+  uint32_t num_mal_peers;
+
+  rps_peer->rps_handle = rps;
+
+  GNUNET_assert (op == rps_peer->op);
+  if (NULL != emsg)
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+                "Failed to connect to RPS service: %s\n",
+                emsg);
+    ok = 1;
+    GNUNET_SCHEDULER_shutdown ();
+    return;
+  }
+
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Started client successfully\n");
+
+  #ifdef ENABLE_MALICIOUS
+  if (1 == mal_type
+      || 1 == mal_type)
+  {
+    GNUNET_assert (1 >= portion
+                   && 0 <  portion);
+    num_mal_peers = round (portion * NUM_PEERS);
+
+    if (rps_peer->index >= num_mal_peers)
+    { /* It's useless to ask a malicious peer about a random sample -
+         it's not sampling */
+      req_handle = GNUNET_RPS_request_peers (rps, 1, handle_reply, NULL);
+      GNUNET_free (req_handle);
+    }
+    return;
+  }
+  #endif /* ENABLE_MALICIOUS */
+
+  req_handle = GNUNET_RPS_request_peers (rps, 1, handle_reply, NULL);
+  GNUNET_free (req_handle);
+  GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 10),
+                                request_peers, rps_peer);
+  GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 10),
+                                seed_peers, rps_peer);
+  // TODO test seeding > GNUNET_SERVER_MAX_MESSAGE_SIZE peers
+}
+
+
+/**
+ * Adapter function called to establish a connection to
+ * the RPS service.
+ *
+ * @param cls closure
+ * @param cfg configuration of the peer to connect to; will be available until
+ *          GNUNET_TESTBED_operation_done() is called on the operation returned
+ *          from GNUNET_TESTBED_service_connect()
+ * @return service handle to return in 'op_result', NULL on error
+ */
+static void *
+rps_connect_adapter (void *cls,
+                                 const struct GNUNET_CONFIGURATION_Handle *cfg)
+{
+  struct GNUNET_RPS_Handle *h;
+  #ifdef ENABLE_MALICIOUS
+  uint32_t num_mal_peers;
+  struct RPSPeer *rps_peer = (struct RPSPeer *) cls;
+  #endif /* ENABLE_MALICIOUS */
+
+  h = GNUNET_RPS_connect (cfg);
+
+  #ifdef ENABLE_MALICIOUS
+  GNUNET_assert (1 >= portion
+                 && 0 <  portion);
+  num_mal_peers = round (portion * NUM_PEERS);
+
+  if (rps_peer->index < num_mal_peers)
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+                "%u. peer [%s] of %" PRIu32 " malicious peers turning malicious\n",
+                rps_peer->index,
+                GNUNET_i2s (rps_peer->peer_id),
+                num_mal_peers);
+
+    GNUNET_RPS_act_malicious (h, mal_type, num_mal_peers, rps_peer_ids);
+  }
+  #endif /* ENABLE_MALICIOUS */
+
+  return h;
+}
+
+
+/**
+ * Adapter function called to destroy connection to
+ * RPS service.
+ *
+ * @param cls closure
+ * @param op_result service handle returned from the connect adapter
+ */
+static void
+rps_disconnect_adapter (void *cls,
+                                          void *op_result)
+{
+  struct GNUNET_RPS_Handle *h = op_result;
+  GNUNET_RPS_disconnect (h);
+}
+
+
+/**
+ * Actual "main" function for the testcase.
+ *
+ * @param cls closure
+ * @param h the run handle
+ * @param num_peers number of peers in 'peers'
+ * @param peers handle to peers run in the testbed
+ * @param links_succeeded the number of overlay link connection attempts that
+ *          succeeded
+ * @param links_failed the number of overlay link connection attempts that
+ *          failed
+ */
+static void
+run (void *cls,
+     struct GNUNET_TESTBED_RunHandle *h,
+     unsigned int num_peers,
+     struct GNUNET_TESTBED_Peer **peers,
+     unsigned int links_succeeded,
+     unsigned int links_failed)
+{
+  unsigned int i;
+  unsigned int *tmp_i;
+
+  for (i = 0 ; i < NUM_PEERS ; i++)
+  {
+    tmp_i = GNUNET_new (unsigned int);
+    *tmp_i = i;
+
+    (void) GNUNET_TESTBED_peer_get_information (peers[i],
+                                                GNUNET_TESTBED_PIT_IDENTITY,
+                                                &info_cb,
+                                                tmp_i);
+  }
+
+
+  GNUNET_assert (NUM_PEERS == num_peers);
+  for (i = 0 ; i < num_peers ; i++)
+  {
+    rps_peers[i].index = 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]);
+  }
+  GNUNET_SCHEDULER_add_delayed (TIMEOUT, &shutdown_task, NULL);
+}
+
+
+/**
+ * Entry point for the testcase, sets up the testbed.
+ *
+ * @param argc unused
+ * @param argv unused
+ * @return 0 on success
+ */
+int
+main (int argc, char *argv[])
+{
+  if (strstr (argv[0], "malicious_1") != NULL)
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Malicious type 1\n");
+                mal_type = 1;
+  }
+  else if (strstr (argv[0], "malicious_2") != NULL)
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Malicious type 2\n");
+                mal_type = 2;
+  }
+  else
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Type unknown using type 0 - no malicious behaviour\n");
+                mal_type = 0;
+  }
+
+  ok = 1;
+  (void) GNUNET_TESTBED_test_run ("test-rps-multipeer",
+                                  "test_rps.conf",
+                                  NUM_PEERS,
+                                  0, NULL, NULL,
+                                  &run, NULL);
+  return ok;
+}
+
+/* end of test_rps_multipeer.c */