add changelog
[oweals/gnunet.git] / src / transport / test_transport_api_manipulation_send_tcp.c
index c2eaf7a5089eba235a50af5a7ebcdf466857771c..ea735cfc66a49912732ade695b4177f69c0090ff 100644 (file)
@@ -1,22 +1,22 @@
 /*
      This file is part of GNUnet.
-     Copyright (C) 2009, 2010 GNUnet e.V.
+     Copyright (C) 2009, 2010, 2016 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.
+     Affero 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.
-*/
+     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/>.
+
+     SPDX-License-Identifier: AGPL3.0-or-later
+ */
 /**
  * @file transport/test_transport_api_manipulation_send_tcp.c
  * @brief base test case for transport traffic manipulation implementation
 /**
  * How long until we give up on transmitting the message?
  */
-#define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 120)
-
-/**
- * How long until we give up on transmitting the message?
- */
-#define TIMEOUT_TRANSMIT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 30)
-
-#define TEST_MESSAGE_SIZE 2600
-
-#define TEST_MESSAGE_TYPE 12345
-
-static char *test_source;
-
-static char *test_plugin;
-
-static char *test_name;
-
-static int ok;
-
-static int s_started;
-
-static int s_connected;
-
-static int s_sending;
-
-static struct GNUNET_SCHEDULER_Task * die_task;
-
-static struct GNUNET_SCHEDULER_Task * send_task;
-
-static struct PeerContext *p1;
-
-static struct PeerContext *p2;
-
-static struct GNUNET_TRANSPORT_TESTING_ConnectRequest * cc;
-
-static struct GNUNET_TRANSPORT_TransmitHandle *th;
-
-static struct GNUNET_TRANSPORT_TESTING_handle *tth;
+#define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 30)
 
-static char *cfg_file_p1;
-
-static char *cfg_file_p2;
+static struct GNUNET_TRANSPORT_TESTING_ConnectCheckContext *ccc;
 
 static int messages_recv;
 
 static struct GNUNET_TIME_Absolute start_normal;
+
 static struct GNUNET_TIME_Relative dur_normal;
 
 static struct GNUNET_TIME_Absolute start_delayed;
+
 static struct GNUNET_TIME_Relative dur_delayed;
 
 
 static void
-end ()
+do_free (void *cls)
 {
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stopping peers\n");
-
-  if (send_task != NULL)
-    GNUNET_SCHEDULER_cancel (send_task);
-
-  if (die_task != NULL)
-    GNUNET_SCHEDULER_cancel (die_task);
-
-  if (th != NULL)
-    GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
-  th = NULL;
+  struct GNUNET_TRANSPORT_TESTING_SendClosure *sc = cls;
 
-  GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1);
-  GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2);
+  GNUNET_free (sc);
 }
 
 
 static void
-end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
-{
-  die_task = NULL;
-
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Fail! Stopping peers\n");
-
-
-  if (send_task != NULL)
-    GNUNET_SCHEDULER_cancel (send_task);
-
-  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;
-  }
-
-  if (th != NULL)
-    GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
-  else
-    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Peer were not ready to send data\n"));
-
-  if (s_started == GNUNET_NO)
-    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Peers were not started \n"));
-  else
-    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Peers were started \n"));
-
-  if (s_connected == GNUNET_NO)
-    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Peer were not connected\n"));
-  else
-    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Peer were connected\n"));
-
-  if (s_sending == GNUNET_NO)
-    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Peer were not ready to send data\n"));
-  else
-    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Peer were ready to send data\n"));
-
-  th = NULL;
-
-  if (p1 != NULL)
-    GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1);
-  else
-    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Peer 1 was not started\n"));
-  if (p2 != NULL)
-    GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2);
-  else
-    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Peer 2 was not started\n"));
-
-  ok = GNUNET_SYSERR;
-}
-
-
-static void
-sendtask (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc);
-
-
-static void
-notify_receive (void *cls, const struct GNUNET_PeerIdentity *peer,
-                const struct GNUNET_MessageHeader *message)
-{
-  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 = GNUNET_strdup (GNUNET_i2s (&p->id));
-
-    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-                "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));
-    GNUNET_free (ps);
-  }
-
-  if ((TEST_MESSAGE_TYPE == ntohs (message->type)) &&
-      (TEST_MESSAGE_SIZE == ntohs (message->size)))
-  {
-    ok = 0;
-
-  }
-  else
-  {
-    GNUNET_break (0);
-    ok = 1;
-    end ();
-    return;
-  }
-
-  if (0 == messages_recv)
-  {
-       /* Received non-delayed message */
-       dur_normal = GNUNET_TIME_absolute_get_duration(start_normal);
-    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-                "Received non-delayed message %u after %s\n",
-                messages_recv,
-                GNUNET_STRINGS_relative_time_to_string (dur_normal,
-                                                       GNUNET_YES));
-    send_task = GNUNET_SCHEDULER_add_now (&sendtask, NULL);
-  }
-  if (1 == messages_recv)
-  {
-       /* Received manipulated message */
-       dur_delayed = GNUNET_TIME_absolute_get_duration(start_delayed);
-      GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-                  "Received delayed message %u after %s\n",
-                  messages_recv,
-                  GNUNET_STRINGS_relative_time_to_string (dur_delayed,
-                                                         GNUNET_YES));
-      if (dur_delayed.rel_value_us < 1000 * 1000LL)
-      {
-       GNUNET_break (0);
-       ok += 1;
-        GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
-                    "Delayed message was not delayed correctly: took only %s\n",
-                    GNUNET_STRINGS_relative_time_to_string (dur_delayed,
-                                                           GNUNET_YES));
-      }
-
-      /* shutdown */
-      end ();
-  }
-  messages_recv ++;
-}
-
-
-static size_t
-notify_ready (void *cls, size_t size, void *buf)
+delayed_transmit (void *cls)
 {
-  struct PeerContext *p = cls;
-  struct GNUNET_MessageHeader *hdr;
-
-  th = NULL;
-
-  if (buf == NULL)
-  {
-    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
-                "Timeout occurred while waiting for transmit_ready\n");
-    if (NULL != die_task)
-      GNUNET_SCHEDULER_cancel (die_task);
-    die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
-    ok = 42;
-    return 0;
-  }
-
-  GNUNET_assert (size >= TEST_MESSAGE_SIZE);
-  memset (buf, '\0', TEST_MESSAGE_SIZE);
-  hdr = buf;
-  hdr->size = htons (TEST_MESSAGE_SIZE);
-  hdr->type = htons (TEST_MESSAGE_TYPE);
-
-  {
-    char *ps = GNUNET_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);
-  }
+  struct GNUNET_TRANSPORT_TESTING_SendClosure *sc = cls;
 
-  return TEST_MESSAGE_SIZE;
+  start_delayed = GNUNET_TIME_absolute_get ();
+  GNUNET_TRANSPORT_TESTING_large_send (sc);
 }
 
 
 static void
-sendtask (void *cls,
-          const struct GNUNET_SCHEDULER_TaskContext *tc)
+sendtask (void *cls)
 {
+  struct GNUNET_TRANSPORT_TESTING_SendClosure *sc;
   struct GNUNET_TIME_Relative delay;
   struct GNUNET_ATS_Properties prop;
 
-  send_task = NULL;
-  if ((tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN) != 0)
-    return;
-  char *receiver_s = GNUNET_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);
-
+  sc = GNUNET_new (struct GNUNET_TRANSPORT_TESTING_SendClosure);
+  sc->num_messages = 1;
+  sc->ccc = ccc;
+  sc->cont = &do_free;
+  sc->cont_cls = sc;
   if (0 == messages_recv)
   {
     start_normal = GNUNET_TIME_absolute_get ();
   }
   if (1 == messages_recv)
   {
-    memset (&prop, 0, sizeof (prop));
-    delay.rel_value_us = 1000LL * 1000LL;
-    GNUNET_TRANSPORT_set_traffic_metric (p2->th,
-                                         &p1->id,
-                                         &prop,
-                                         GNUNET_TIME_UNIT_ZERO,
-                                         delay);
-    prop.distance = 10;
-    GNUNET_TRANSPORT_set_traffic_metric (p1->th,
-                                         &p2->id,
-                                         &prop,
-                                         delay,
-                                         delay);
-    start_delayed = GNUNET_TIME_absolute_get();
-  }
-
-  s_sending = GNUNET_YES;
-  th = GNUNET_TRANSPORT_notify_transmit_ready (p2->th, &p1->id, TEST_MESSAGE_SIZE,
-                                               TIMEOUT_TRANSMIT, &notify_ready,
-                                               p1);
-}
-
-
-static void
-notify_connect (void *cls, const struct GNUNET_PeerIdentity *peer)
-{
-  static int c;
-  struct PeerContext *p = cls;
-  struct PeerContext *t = NULL;
-
-  c++;
-  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 = GNUNET_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);
+    memset (&prop,
+            0,
+            sizeof(prop));
+    delay = GNUNET_TIME_UNIT_SECONDS;
+    GNUNET_TRANSPORT_manipulation_set (ccc->p[0]->tmh,
+                                       &ccc->p[1]->id,
+                                       &prop,
+                                       GNUNET_TIME_UNIT_ZERO,
+                                       delay);
+    /* wait 1s to allow manipulation to go into effect */
+    GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS,
+                                  &delayed_transmit,
+                                  sc);
+    return;
   }
+  GNUNET_TRANSPORT_TESTING_large_send (sc);
 }
 
 
 static void
-notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer)
+notify_receive (void *cls,
+                struct GNUNET_TRANSPORT_TESTING_PeerContext *receiver,
+                const struct GNUNET_PeerIdentity *sender,
+                const struct GNUNET_TRANSPORT_TESTING_TestMessage *message)
 {
-  struct PeerContext *p = cls;
-
   {
-    char *ps = GNUNET_strdup (GNUNET_i2s (&p->id));
+    char *ps = GNUNET_strdup (GNUNET_i2s (&receiver->id));
 
     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-                "Peer %u (`%4s'): peer (`%s') disconnected from me!\n",
-                p->no,
+                "Peer %u (`%s') received message of type %d and size %u size from peer %s)!\n",
+                receiver->no,
                 ps,
-                GNUNET_i2s (peer));
+                ntohs (message->header.type),
+                ntohs (message->header.size),
+                GNUNET_i2s (sender));
     GNUNET_free (ps);
   }
 
-  if (th != NULL)
+  if ((GNUNET_TRANSPORT_TESTING_SIMPLE_MTYPE != ntohs (message->header.type)) ||
+      (GNUNET_TRANSPORT_TESTING_LARGE_MESSAGE_SIZE != ntohs (
+         message->header.size)))
   {
-    GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
-    th = NULL;
+    GNUNET_break (0);
+    ccc->global_ret = GNUNET_SYSERR;
+    GNUNET_SCHEDULER_shutdown ();
+    return;
   }
-}
-
-
-static void
-testing_connect_cb (struct PeerContext *p1, struct PeerContext *p2, void *cls)
-{
-  cc = NULL;
 
+  if (0 == messages_recv)
   {
-    char *p1_c = GNUNET_strdup (GNUNET_i2s (&p1->id));
-
+    /* Received non-delayed message */
+    dur_normal = GNUNET_TIME_absolute_get_duration (start_normal);
     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);
+                "Received non-delayed message %u after %s\n",
+                messages_recv,
+                GNUNET_STRINGS_relative_time_to_string (dur_normal,
+                                                        GNUNET_YES));
+    GNUNET_SCHEDULER_add_now (&sendtask,
+                              NULL);
+    messages_recv++;
+    return;
   }
-
-  s_connected = GNUNET_YES;
-  send_task = GNUNET_SCHEDULER_add_now (&sendtask, NULL);
-}
-
-
-static void
-start_cb (struct PeerContext *p, void *cls)
-{
-  static int started;
-  started++;
-
+  /* Received manipulated message */
+  dur_delayed = GNUNET_TIME_absolute_get_duration (start_delayed);
   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-              "Peer %u (`%s') started\n",
-              p->no,
-              GNUNET_i2s (&p->id));
-
-  if (started != 2)
-    return;
+              "Received delayed message %u after %s\n",
+              messages_recv,
+              GNUNET_STRINGS_relative_time_to_string (dur_delayed,
+                                                      GNUNET_YES));
+  if (dur_delayed.rel_value_us < GNUNET_TIME_UNIT_SECONDS.rel_value_us)
+  {
+    GNUNET_break (0);
+    ccc->global_ret = GNUNET_SYSERR;
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+                "Delayed message was not delayed correctly: took only %s\n",
+                GNUNET_STRINGS_relative_time_to_string (dur_delayed,
+                                                        GNUNET_YES));
+  }
   else
-    s_started = GNUNET_YES;
-  char *sender_c = GNUNET_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_free (sender_c);
-  cc = GNUNET_TRANSPORT_TESTING_connect_peers (tth, p1, p2,
-                                               &testing_connect_cb,
-                                               NULL);
-
-}
-
-
-static void
-run (void *cls, char *const *args, const char *cfgfile,
-     const struct GNUNET_CONFIGURATION_Handle *cfg)
-{
-  die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
-
-  s_started = GNUNET_NO;
-  s_connected = GNUNET_NO;
-  s_sending = GNUNET_NO;
-
-  p1 = GNUNET_TRANSPORT_TESTING_start_peer (tth, cfg_file_p1, 1,
-                                            &notify_receive, &notify_connect,
-                                            &notify_disconnect, &start_cb,
-                                            NULL);
-
-  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 != NULL)
-      GNUNET_SCHEDULER_cancel (die_task);
-    die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
-    return;
+    ccc->global_ret = GNUNET_OK;
   }
+  GNUNET_SCHEDULER_shutdown ();
 }
 
 
-static int
-check ()
+int
+main (int argc,
+      char *argv[])
 {
-  static char *const argv[] = { "test-transport-api-manipulation",
-    "-c",
-    "test_transport_api_data.conf",
-    NULL
-  };
-  static struct GNUNET_GETOPT_CommandLineOption options[] = {
-    GNUNET_GETOPT_OPTION_END
+  struct GNUNET_TRANSPORT_TESTING_ConnectCheckContext my_ccc = {
+    .connect_continuation = &sendtask,
+    .config_file = "test_transport_api_data.conf",
+    .rec = &notify_receive,
+    .nc = &GNUNET_TRANSPORT_TESTING_log_connect,
+    .nd = &GNUNET_TRANSPORT_TESTING_log_disconnect,
+    .timeout = TIMEOUT,
+    .global_ret = GNUNET_NO
   };
 
-  send_task = NULL;
-
-  ok = 1;
-  GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv, test_name,
-                      "nohelp", options, &run, &ok);
-
-  return ok;
+  ccc = &my_ccc;
+  if (GNUNET_OK !=
+      GNUNET_TRANSPORT_TESTING_main (2,
+                                     &GNUNET_TRANSPORT_TESTING_connect_check,
+                                     ccc))
+    return 1;
+  return 0;
 }
 
-int
-main (int argc, char *argv[])
-{
-  int ret;
-
-  GNUNET_TRANSPORT_TESTING_get_test_name (argv[0], &test_name);
-  GNUNET_TRANSPORT_TESTING_get_test_source_name (__FILE__, &test_source);
-  GNUNET_TRANSPORT_TESTING_get_test_plugin_name (argv[0], test_source,
-                                                 &test_plugin);
-
-  GNUNET_log_setup (test_name,
-                    "WARNING",
-                    NULL);
-  tth = GNUNET_TRANSPORT_TESTING_init ();
-
-  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_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_manipulation_send_tcp.c */