[GNUnet-SVN] r17827 - gnunet/src/transport

[gnunet]

Author: wachs
Date: 2011-10-27 23:26:37 +0200 (Thu, 27 Oct 2011)
New Revision: 17827

Modified:
   gnunet/src/transport/test_transport_api_disconnect.c
Log:


Modified: gnunet/src/transport/test_transport_api_disconnect.c
===================================================================
--- gnunet/src/transport/test_transport_api_disconnect.c        2011-10-27 
21:09:48 UTC (rev 17826)
+++ gnunet/src/transport/test_transport_api_disconnect.c        2011-10-27 
21:26:37 UTC (rev 17827)
@@ -21,10 +21,7 @@
  * @file transport/test_transport_api_disconnect.c
  * @brief base test case for transport implementations
  *
- * This test case serves as a base for tcp, udp, and udp-nat
- * transport test cases.  Based on the executable being run
- * the correct test case will be performed.  Conservation of
- * C code apparently.
+ * This test case serves tests disconnect notification if peer shutsdown
  */
 #include "platform.h"
 #include "gnunet_common.h"
@@ -37,8 +34,7 @@
 #include "transport.h"
 #include "transport-testing.h"
 
-#define VERBOSE GNUNET_EXTRA_LOGGING
-
+#define VERBOSE GNUNET_YES
 #define VERBOSE_ARM GNUNET_EXTRA_LOGGING
 
 #define START_ARM GNUNET_YES
@@ -46,7 +42,7 @@
 /**
  * How long until we give up on transmitting the message?
  */
-#define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 300)
+#define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 120)
 
 /**
  * How long until we give up on transmitting the message?
@@ -55,134 +51,92 @@
 
 #define MTYPE 12345
 
-#define ITERATIONS 50
+static char *test_source;
 
-static struct PeerContext p1;
+static char *test_plugin;
 
-static struct PeerContext p2;
+static char *test_name;
 
 static int ok;
 
-static int peers_connected = 0;
+static GNUNET_SCHEDULER_TaskIdentifier die_task;
 
-static int counter;
-static int msgs_recv;
+static GNUNET_SCHEDULER_TaskIdentifier send_task;
 
-static GNUNET_SCHEDULER_TaskIdentifier die_task;
+struct PeerContext *p1;
 
-static GNUNET_SCHEDULER_TaskIdentifier tct;
+struct PeerContext *p2;
 
+static GNUNET_TRANSPORT_TESTING_ConnectRequest cc;
+
 struct GNUNET_TRANSPORT_TransmitHandle *th;
 
+struct GNUNET_TRANSPORT_TESTING_handle * tth;
+
+int shutdown_;
+
+char *cfg_file_p1;
+
+char *cfg_file_p2;
+
 #if VERBOSE
-#define OKPP do { ok++; GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Now at stage %u 
at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
+#define OKPP do { ok++; fprintf (stderr, "Now at stage %u at %s:%u\n", ok, 
__FILE__, __LINE__); } while (0)
 #else
 #define OKPP do { ok++; } while (0)
 #endif
 
 
 static void
-peers_connect ();
-
-static void
 end ()
 {
-  if (GNUNET_SCHEDULER_NO_TASK != die_task)
+  GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Stopping peers\n");
+
+  if (send_task != GNUNET_SCHEDULER_NO_TASK)
+    GNUNET_SCHEDULER_cancel (send_task);
+
+  if (die_task != GNUNET_SCHEDULER_NO_TASK)
     GNUNET_SCHEDULER_cancel (die_task);
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Disconnecting from transports!\n");
+
   if (th != NULL)
     GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
   th = NULL;
 
-  if (p1.th != NULL)
-    GNUNET_TRANSPORT_disconnect (p1.th);
+  if (p1 != NULL)
+    GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1);
+  if (p2 != NULL)
+    GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2);
 
-  if (p2.th != NULL)
-    GNUNET_TRANSPORT_disconnect (p2.th);
-  die_task = GNUNET_SCHEDULER_NO_TASK;
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-              "Transports disconnected, returning success!\n");
-  ok = 0;
-}
 
-static void
-stop_arm (struct PeerContext *p)
-{
-#if START_ARM
-  if (NULL != p->arm_proc)
-  {
-    if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
-      GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
-    GNUNET_OS_process_wait (p->arm_proc);
-    GNUNET_OS_process_close (p->arm_proc);
-    p->arm_proc = NULL;
-  }
-#endif
-  GNUNET_CONFIGURATION_destroy (p->cfg);
 }
 
-
-
-
 static void
-exchange_hello_last (void *cls, const struct GNUNET_MessageHeader *message)
+end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 {
-  struct PeerContext *me = cls;
+  die_task = GNUNET_SCHEDULER_NO_TASK;
 
-  GNUNET_assert (message != NULL);
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-              "Exchanging HELLO of size %d with peer (%s)!\n",
-              (int) GNUNET_HELLO_size ((const struct GNUNET_HELLO_Message *)
-                                       message), GNUNET_i2s (&me->id));
-  GNUNET_assert (GNUNET_OK ==
-                 GNUNET_HELLO_get_id ((const struct GNUNET_HELLO_Message *)
-                                      message, &me->id));
-  GNUNET_TRANSPORT_offer_hello (p1.th, message, NULL, NULL);
-}
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Fail! Stopping peers\n");
 
 
-static void
-exchange_hello (void *cls, const struct GNUNET_MessageHeader *message)
-{
-  struct PeerContext *me = cls;
+  if (send_task != GNUNET_SCHEDULER_NO_TASK)
+    GNUNET_SCHEDULER_cancel (send_task);
 
-  GNUNET_assert (message != NULL);
-  GNUNET_assert (GNUNET_OK ==
-                 GNUNET_HELLO_get_id ((const struct GNUNET_HELLO_Message *)
-                                      message, &me->id));
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-              "Exchanging HELLO of size %d from peer %s!\n",
-              (int) GNUNET_HELLO_size ((const struct GNUNET_HELLO_Message *)
-                                       message), GNUNET_i2s (&me->id));
-  GNUNET_TRANSPORT_offer_hello (p2.th, message, NULL, NULL);
-}
+  if (cc != NULL)
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Fail! Could not connect peers\n"));
+    GNUNET_TRANSPORT_TESTING_connect_peers_cancel (tth, cc);
+    cc = NULL;
+  }
 
-
-static void
-end_badly ()
-{
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Disconnecting from transports!\n");
-  GNUNET_break (0);
-
   if (th != NULL)
-  {
     GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
-    th = NULL;
-  }
-  else
-  {
-    GNUNET_TRANSPORT_get_hello_cancel (p2.ghh);
-    GNUNET_TRANSPORT_get_hello_cancel (p1.ghh);
-  }
+  th = NULL;
 
-  GNUNET_TRANSPORT_disconnect (p1.th);
-  GNUNET_TRANSPORT_disconnect (p2.th);
-  if (GNUNET_SCHEDULER_NO_TASK != tct)
-  {
-    GNUNET_SCHEDULER_cancel (tct);
-    tct = GNUNET_SCHEDULER_NO_TASK;
-  }
-  ok = 1;
+  if (p1 != NULL)
+    GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1);
+  if (p2 != NULL)
+    GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2);
+
+  ok = GNUNET_SYSERR;
 }
 
 
@@ -192,18 +146,32 @@
                 const struct GNUNET_ATS_Information *ats,
                 uint32_t ats_count)
 {
+  struct PeerContext * p = cls;
+  struct PeerContext *t = NULL;
+
+  if (0 == memcmp (peer, &p1->id, sizeof (struct GNUNET_PeerIdentity)))
+    t = p1;
+  if (0 == memcmp (peer, &p2->id, sizeof (struct GNUNET_PeerIdentity)))
+    t = p2;
+  GNUNET_assert (t != NULL);
+
+  char * ps = strdup (GNUNET_i2s(&p->id));
+
   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-              "Received message of type %d from peer %s!\n",
-              ntohs (message->type), GNUNET_i2s (peer));
-  OKPP;
-  GNUNET_assert (MTYPE == ntohs (message->type));
-  GNUNET_assert (sizeof (struct GNUNET_MessageHeader) == ntohs 
(message->size));
+              "Peer %u (`%4s') received message of type %d and size %u size 
from peer %u (`%4s')!\n",
+              p->no, ps, ntohs (message->type), ntohs (message->size), t->no, 
GNUNET_i2s (&t->id));
 
-  msgs_recv++;
+  if ((MTYPE == ntohs (message->type)) &&
+      (sizeof (struct GNUNET_MessageHeader) == ntohs (message->size)))
+  {
+    ok = 1;
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Shutting down peer\n");
+    shutdown_ = GNUNET_YES;
+    GNUNET_TRANSPORT_TESTING_stop_peer(tth, p2);
+    return;
+  }
 }
 
-static void
-peers_disconnect (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc);
 
 static size_t
 notify_ready (void *cls, size_t size, void *buf)
@@ -213,21 +181,54 @@
 
   th = NULL;
 
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-              "Transmitting message with %u bytes to peer %s\n",
-              sizeof (struct GNUNET_MessageHeader), GNUNET_i2s (&p->id));
+  if (buf == NULL)
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+                "Timeout occurred while waiting for transmit_ready\n");
+    if (GNUNET_SCHEDULER_NO_TASK != die_task)
+      GNUNET_SCHEDULER_cancel (die_task);
+    die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
+    ok = 42;
+    return 0;
+  }
+
   GNUNET_assert (size >= 256);
-  OKPP;
+
   if (buf != NULL)
   {
     hdr = buf;
     hdr->size = htons (sizeof (struct GNUNET_MessageHeader));
     hdr->type = htons (MTYPE);
   }
+  char * ps = strdup (GNUNET_i2s(&p2->id));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Peer %u (`%4s') sending message with type %u and size %u bytes 
to peer %u (`%4s')\n",
+              p2->no,
+              ps,
+              ntohs (hdr->type),
+              ntohs (hdr->size), p->no, GNUNET_i2s (&p->id));
+  GNUNET_free (ps);
+  return sizeof (struct GNUNET_MessageHeader);
+}
 
-  GNUNET_SCHEDULER_add_now (&peers_disconnect, NULL);
 
-  return sizeof (struct GNUNET_MessageHeader);
+static void
+sendtask (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+  send_task = GNUNET_SCHEDULER_NO_TASK;
+
+  if ((tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN) != 0)
+    return;
+  char * receiver_s = strdup(GNUNET_i2s (&p1->id));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Sending message from peer %u (`%4s') -> peer %u (`%s') !\n",
+              p2->no,
+              GNUNET_i2s (&p2->id), p1->no, receiver_s);
+  GNUNET_free (receiver_s);
+
+  th = GNUNET_TRANSPORT_notify_transmit_ready (p2->th, &p1->id, 256, 0,
+                                               TIMEOUT_TRANSMIT, &notify_ready,
+                                               p1);
 }
 
 
@@ -236,150 +237,114 @@
                 const struct GNUNET_ATS_Information *ats,
                 uint32_t ats_count)
 {
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer `%4s' connected to us (%p)!\n",
-              GNUNET_i2s (peer), cls);
-  peers_connected++;
-  if (cls == &p1)
-  {
-    GNUNET_assert (ok >= 2);
-    OKPP;
-    OKPP;
-    if (GNUNET_SCHEDULER_NO_TASK != die_task)
-      GNUNET_SCHEDULER_cancel (die_task);
-    if (GNUNET_SCHEDULER_NO_TASK != tct)
-      GNUNET_SCHEDULER_cancel (tct);
-    tct = GNUNET_SCHEDULER_NO_TASK;
+  static int c;
+  c++;
+  struct PeerContext *p = cls;
+  struct PeerContext *t = NULL;
 
-    die_task =
-        GNUNET_SCHEDULER_add_delayed (TIMEOUT_TRANSMIT, &end_badly, NULL);
-    th = GNUNET_TRANSPORT_notify_transmit_ready (p1.th, &p2.id, 256, 0, 
TIMEOUT,
-                                                 &notify_ready, &p1);
-  }
+  if (0 == memcmp (peer, &p1->id, sizeof (struct GNUNET_PeerIdentity)))
+    t = p1;
+  if (0 == memcmp (peer, &p2->id, sizeof (struct GNUNET_PeerIdentity)))
+    t = p2;
+  GNUNET_assert (t!=NULL);
+
+  char * ps = strdup (GNUNET_i2s(&p->id));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer %u (`%4s'): peer %u (`%s') 
connected to me!\n",
+              p->no, ps,
+              t->no, GNUNET_i2s (peer));
+  GNUNET_free (ps);
 }
 
 
 static void
 notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer)
 {
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer `%4s' disconnected (%p)!\n",
-              GNUNET_i2s (peer), cls);
+  struct PeerContext *p = cls;
+  char * ps = strdup (GNUNET_i2s(&p->id));
+  GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Peer %u (`%4s'): peer (`%s') 
disconnected from me!\n",
+              p->no, ps, GNUNET_i2s (peer));
+
   if (th != NULL)
     GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
   th = NULL;
-  peers_connected--;
+
+  if (shutdown_ == GNUNET_YES)
+  {
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Complete, shutting down...\n");
+  GNUNET_SCHEDULER_add_now (&end, NULL);
+  }
 }
 
-
 static void
-setup_peer (struct PeerContext *p, const char *cfgname)
+testing_connect_cb (struct PeerContext *p1, struct PeerContext *p2, void *cls)
 {
-  p->cfg = GNUNET_CONFIGURATION_create ();
+  cc = NULL;
+  char *p1_c = strdup (GNUNET_i2s (&p1->id));
 
-  GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
-  if (GNUNET_CONFIGURATION_have_value (p->cfg, "PATHS", "SERVICEHOME"))
-    GNUNET_assert (GNUNET_OK ==
-                  GNUNET_CONFIGURATION_get_value_string (p->cfg, "PATHS", 
"SERVICEHOME",
-                                                         &p->servicehome));
-  if (NULL != p->servicehome)
-    GNUNET_DISK_directory_remove (p->servicehome);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peers connected: %u (%s) <-> %u 
(%s)\n",
+              p1->no, p1_c,
+              p2->no, GNUNET_i2s (&p2->id));
+  GNUNET_free (p1_c);
 
-#if START_ARM
-  p->arm_proc =
-      GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
-                               "gnunet-service-arm",
-#if VERBOSE_ARM
-                               "-L", "DEBUG",
-#endif
-                               "-c", cfgname, NULL);
-#endif
-
+  send_task = GNUNET_SCHEDULER_add_now (&sendtask, NULL);
 }
 
 
-static void
-try_connect (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+
+void start_cb (struct PeerContext * p,
+               void *cls)
 {
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Asking peers to connect...\n");
-  /* FIXME: 'pX.id' may still be all-zeros here... */
-  GNUNET_TRANSPORT_try_connect (p2.th, &p1.id);
-  GNUNET_TRANSPORT_try_connect (p1.th, &p2.id);
-  tct =
-      GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS, &try_connect,
-                                    NULL);
-}
+  static int started;
+  started++;
 
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer %u (`%s') started\n",
+       p->no,
+       GNUNET_i2s (&p->id));
 
-static void
-peers_disconnect (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
-{
-  if ((tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN) != 0)
+  if (started != 2)
     return;
 
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Disconnecting from Transport \n");
+  char *sender_c = strdup (GNUNET_i2s (&p1->id));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Test tries to connect peer %u (`%s') 
-> peer %u (`%s')\n",
+              p1->no, sender_c,
+              p2->no, GNUNET_i2s (&p2->id));
 
-  GNUNET_TRANSPORT_get_hello_cancel (p2.ghh);
-  GNUNET_TRANSPORT_get_hello_cancel (p1.ghh);
+  cc = GNUNET_TRANSPORT_TESTING_connect_peers (tth, p1, p2, 
&testing_connect_cb,
+                                               NULL);
 
-  GNUNET_TRANSPORT_disconnect (p1.th);
-  p1.th = NULL;
-
-  GNUNET_TRANSPORT_disconnect (p2.th);
-  p2.th = NULL;
-
-  while (peers_connected > 0) ;
-
-  if (counter < ITERATIONS)
-  {
-    if ((counter % (ITERATIONS / 10)) == 0)
-      fprintf (stderr, "%u%%..", (counter / (ITERATIONS / 10)) * 10);
-    peers_connect ();
-  }
-  else
-  {
-    fprintf (stderr, "100%%\n");
-    end ();
-  }
 }
 
 static void
-peers_connect ()
-{
-  counter++;
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Iteration %i of %i\n", counter,
-              ITERATIONS);
-
-  GNUNET_assert (p1.th == NULL);
-  p1.th =
-      GNUNET_TRANSPORT_connect (p1.cfg, NULL, &p1, &notify_receive,
-                                &notify_connect, &notify_disconnect);
-
-  GNUNET_assert (p2.th == NULL);
-  p2.th =
-      GNUNET_TRANSPORT_connect (p2.cfg, NULL, &p2, &notify_receive,
-                                &notify_connect, &notify_disconnect);
-
-  GNUNET_assert (p1.th != NULL);
-  GNUNET_assert (p2.th != NULL);
-
-  p1.ghh = GNUNET_TRANSPORT_get_hello (p1.th, &exchange_hello, &p1);
-  p2.ghh = GNUNET_TRANSPORT_get_hello (p2.th, &exchange_hello_last, &p2);
-  tct = GNUNET_SCHEDULER_add_now (&try_connect, NULL);
-}
-
-static void
 run (void *cls, char *const *args, const char *cfgfile,
      const struct GNUNET_CONFIGURATION_Handle *cfg)
 {
-  GNUNET_assert (ok == 1);
-  OKPP;
   die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
 
-  setup_peer (&p1, "test_transport_api_tcp_peer1.conf");
-  setup_peer (&p2, "test_transport_api_tcp_peer2.conf");
+  p1 = GNUNET_TRANSPORT_TESTING_start_peer (tth, cfg_file_p1, 1,
+      &notify_receive,
+      &notify_connect,
+      &notify_disconnect,
+      &start_cb,
+      NULL);
 
-  peers_connect ();
+  p2 = GNUNET_TRANSPORT_TESTING_start_peer (tth, cfg_file_p2, 2,
+                                            &notify_receive,
+                                            &notify_connect,
+                                            &notify_disconnect,
+                                            &start_cb,
+                                            NULL);
+
+  if ((p1 == NULL) || (p2 == NULL))
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Fail! Could not start peers!\n");
+    if (die_task != GNUNET_SCHEDULER_NO_TASK)
+      GNUNET_SCHEDULER_cancel (die_task);
+    die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
+    return;
+  }
 }
 
+
 static int
 check ()
 {
@@ -398,22 +363,12 @@
 #if WRITECONFIG
   setTransportOptions ("test_transport_api_data.conf");
 #endif
+  send_task = GNUNET_SCHEDULER_NO_TASK;
+
   ok = 1;
-  GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv,
-                      "test-transport-api", "nohelp", options, &run, &ok);
-  stop_arm (&p1);
-  stop_arm (&p2);
+  GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv, test_name,
+                      "nohelp", options, &run, &ok);
 
-  if (p1.servicehome != NULL)
-  {
-    GNUNET_DISK_directory_remove (p1.servicehome);
-    GNUNET_free (p1.servicehome);
-  }
-  if (p2.servicehome != NULL)
-  {
-    GNUNET_DISK_directory_remove (p2.servicehome);
-    GNUNET_free (p2.servicehome);
-  }
   return ok;
 }
 
@@ -421,8 +376,16 @@
 main (int argc, char *argv[])
 {
   int ret;
+  int nat_res;
 
-  GNUNET_log_setup ("test_transport_api_disconnect",
+  tth = GNUNET_TRANSPORT_TESTING_init ();
+
+  GNUNET_TRANSPORT_TESTING_get_test_source_name (__FILE__, &test_source);
+  GNUNET_TRANSPORT_TESTING_get_test_plugin_name (argv[0], test_source,
+                                                 &test_plugin);
+  GNUNET_TRANSPORT_TESTING_get_test_name (argv[0], &test_name);
+
+  GNUNET_log_setup (test_name,
 #if VERBOSE
                     "DEBUG",
 #else
@@ -430,9 +393,39 @@
 #endif
                     NULL);
 
+  if ((strcmp (test_plugin, "tcp_nat") == 0) ||
+      (strcmp (test_plugin, "udp_nat") == 0))
+  {
+    nat_res = GNUNET_OS_check_helper_binary ("gnunet-nat-server");
+    if (GNUNET_NO == nat_res)
+    {
+      GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Cannot run NAT test: `%s' %s \n",
+                  "gnunet-nat-server", "SUID not set");
+      return 0;
+    }
+    if (GNUNET_SYSERR == nat_res)
+    {
+      GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Cannot run NAT test: `%s' %s \n",
+                  "gnunet-nat-server", "file not found");
+      return 0;
+    }
+  }
+
+  GNUNET_TRANSPORT_TESTING_get_config_name (argv[0], &cfg_file_p1, 1);
+  GNUNET_TRANSPORT_TESTING_get_config_name (argv[0], &cfg_file_p2, 2);
+
   ret = check ();
-  GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Messages received:  %i\n", msgs_recv);
+
+  GNUNET_free (cfg_file_p1);
+  GNUNET_free (cfg_file_p2);
+
+  GNUNET_free (test_source);
+  GNUNET_free (test_plugin);
+  GNUNET_free (test_name);
+
+  GNUNET_TRANSPORT_TESTING_done (tth);
+
   return ret;
 }
 
-/* end of test_transport_api_disconnect.c */
+/* end of test_transport_api.c */