X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=src%2Ftransport%2Ftest_transport_api.c;h=eb64b0f398130a8846a6b17d644ba607843ef6c2;hb=aa390e34b0b9e793e1c9f82a606ad0c10fcc84ca;hp=f32feca2611847dd4cad4f5d6a676f9bc37a832f;hpb=0eca3fa1624aedfb640e61aa423a2f9e7432d500;p=oweals%2Fgnunet.git

diff --git a/src/transport/test_transport_api.c b/src/transport/test_transport_api.c
index f32feca26..eb64b0f39 100644
--- a/src/transport/test_transport_api.c
+++ b/src/transport/test_transport_api.c
@@ -1,10 +1,10 @@
 /*
      This file is part of GNUnet.
-     (C) 2009 Christian Grothoff (and other contributing authors)
+     (C) 2009, 2010 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 2, or (at your
+     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
@@ -19,7 +19,12 @@
 */
 /**
  * @file transport/test_transport_api.c
- * @brief testcase for transport_api.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.
  */
 #include "platform.h"
 #include "gnunet_common.h"
@@ -30,45 +35,49 @@
 #include "gnunet_scheduler_lib.h"
 #include "gnunet_transport_service.h"
 #include "transport.h"
+#include "transport-testing.h"
 
-#define VERBOSE GNUNET_YES
+#define VERBOSE GNUNET_NO
 
 #define VERBOSE_ARM GNUNET_NO
 
 #define START_ARM GNUNET_YES
 
-#define VERBOSE_TRANSPORT GNUNET_YES
+/**
+ * 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 GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 50)
+#define TIMEOUT_TRANSMIT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 60)
 
 #define MTYPE 12345
 
-struct PeerContext
-{
-  struct GNUNET_CONFIGURATION_Handle *cfg;
-  struct GNUNET_TRANSPORT_Handle *th;
-  struct GNUNET_PeerIdentity id;
-#if START_ARM
-  pid_t arm_pid;
-#endif
-};
-
-static struct PeerContext p1;
+static char *test_source;
 
-static struct PeerContext p2;
+static char *test_plugin;
 
-static struct GNUNET_SCHEDULER_Handle *sched;
+static char *test_name;
 
 static int ok;
 
-static int is_tcp;
+static GNUNET_SCHEDULER_TaskIdentifier die_task;
+
+static GNUNET_SCHEDULER_TaskIdentifier send_task;
 
-static int is_udp;
+struct PeerContext *p1;
 
-GNUNET_SCHEDULER_TaskIdentifier die_task;
+struct PeerContext *p2;
+
+static GNUNET_TRANSPORT_TESTING_ConnectRequest cc;
+
+struct GNUNET_TRANSPORT_TransmitHandle *th;
+
+char *cfg_file_p1;
+
+char *cfg_file_p2;
 
 #if VERBOSE
 #define OKPP do { ok++; fprintf (stderr, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
@@ -80,244 +89,186 @@ GNUNET_SCHEDULER_TaskIdentifier die_task;
 static void
 end ()
 {
-  /* do work here */
-  GNUNET_assert (ok == 8);
-  GNUNET_SCHEDULER_cancel (sched, die_task);
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Disconnecting from transports!\n");
-  GNUNET_TRANSPORT_disconnect (p1.th);
-  GNUNET_TRANSPORT_disconnect (p2.th);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stopping peers\n");
 
-  die_task = GNUNET_SCHEDULER_NO_TASK;
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Transports disconnected, returning success!\n");
-  ok = 0;
-}
+  if (send_task != GNUNET_SCHEDULER_NO_TASK)
+    GNUNET_SCHEDULER_cancel (send_task);
 
-static void
-stop_arm (struct PeerContext *p)
-{
-#if START_ARM
-  if (0 != PLIBC_KILL (p->arm_pid, SIGTERM))
-    GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
-  GNUNET_OS_process_wait (p->arm_pid);
-#endif
-  GNUNET_CONFIGURATION_destroy (p->cfg);
-}
-
-static void
-end_badly ()
-{
-  /* do work here */
-  fprintf(stderr, "Ending on an unhappy note.\n");
+  if (die_task != GNUNET_SCHEDULER_NO_TASK)
+    GNUNET_SCHEDULER_cancel (die_task);
 
-  GNUNET_TRANSPORT_disconnect (p1.th);
-  GNUNET_TRANSPORT_disconnect (p2.th);
+  if (th != NULL)
+    GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
+  th = NULL;
 
-  ok = 1;
-  return;
+  GNUNET_TRANSPORT_TESTING_stop_peer (p1);
+  GNUNET_TRANSPORT_TESTING_stop_peer (p2);
 }
 
 static void
-notify_receive (void *cls,
-                const struct GNUNET_PeerIdentity *peer,
-                const struct GNUNET_MessageHeader *message,
-                struct GNUNET_TIME_Relative latency,
-		uint32_t distance)
+end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 {
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "ok is (%d)!\n",
-              ok);
-  GNUNET_assert (ok == 7);
-  OKPP;
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received message of type %d from peer (%p)!\n",
-                ntohs(message->type), cls);
-
-  GNUNET_assert (MTYPE == ntohs (message->type));
-  GNUNET_assert (sizeof (struct GNUNET_MessageHeader) ==
-                 ntohs (message->size));
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received message from peer (%p)!\n",
-              cls);
-  end ();
-}
+  die_task = GNUNET_SCHEDULER_NO_TASK;
 
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Fail! Stopping peers\n");
 
-static void
-notify_connect (void *cls,
-                const struct GNUNET_PeerIdentity *peer,
-                struct GNUNET_TIME_Relative latency,
-		uint32_t distance)
-{
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-              "Peer `%4s' connected to us (%p)!\n", GNUNET_i2s (peer), cls);
-  GNUNET_assert ((ok >= 1) && (ok <= 6));
-  OKPP;
-}
+  if (send_task != GNUNET_SCHEDULER_NO_TASK)
+    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 (cc);
+  }
 
-static void
-notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer)
-{
-  ok--;
+  if (th != NULL)
+    GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
+  th = NULL;
+
+  if (p1 != NULL)
+    GNUNET_TRANSPORT_TESTING_stop_peer (p1);
+  if (p2 != NULL)
+    GNUNET_TRANSPORT_TESTING_stop_peer (p2);
+
+  ok = GNUNET_SYSERR;
 }
 
 
 static void
-setup_peer (struct PeerContext *p, const char *cfgname)
+notify_receive (void *cls, const struct GNUNET_PeerIdentity *peer,
+                const struct GNUNET_MessageHeader *message,
+                const struct GNUNET_TRANSPORT_ATS_Information *ats,
+                uint32_t ats_count)
 {
-  p->cfg = GNUNET_CONFIGURATION_create ();
-#if START_ARM
-  p->arm_pid = GNUNET_OS_start_process ("gnunet-service-arm",
-                                        "gnunet-service-arm",
-#if VERBOSE_ARM
-                                        "-L", "DEBUG",
-#endif
-                                        "-c", cfgname, NULL);
-#endif
-  GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Received message of type %d from peer %s!\n",
+              ntohs (message->type), GNUNET_i2s (peer));
 
-  p->th = GNUNET_TRANSPORT_connect (sched, p->cfg,
-                                    p,
-                                    &notify_receive,
-                                    &notify_connect, &notify_disconnect);
-  GNUNET_assert (p->th != NULL);
+  if ((MTYPE == ntohs (message->type)) &&
+      (sizeof (struct GNUNET_MessageHeader) == ntohs (message->size)))
+  {
+    ok = 0;
+    end ();
+  }
+  else
+  {
+    GNUNET_break (0);
+    ok = 1;
+    end ();
+  }
 }
 
 
 static size_t
 notify_ready (void *cls, size_t size, void *buf)
 {
+  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 (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_log (GNUNET_ERROR_TYPE_DEBUG,
-              "Transmitting message to peer (%p) - %u!\n", cls, size);
+              "Transmitting message with %u bytes to peer %s\n",
+              sizeof (struct GNUNET_MessageHeader), GNUNET_i2s (&p->id));
   GNUNET_assert (size >= 256);
-  GNUNET_assert ((ok >= 5) && (ok <= 6));
-  OKPP;
+
   if (buf != NULL)
   {
     hdr = buf;
     hdr->size = htons (sizeof (struct GNUNET_MessageHeader));
     hdr->type = htons (MTYPE);
   }
-
   return sizeof (struct GNUNET_MessageHeader);
 }
 
 
 static void
-exchange_hello_last (void *cls,
-                     const struct GNUNET_MessageHeader *message)
+notify_connect (void *cls, const struct GNUNET_PeerIdentity *peer,
+                const struct GNUNET_TRANSPORT_ATS_Information *ats,
+                uint32_t ats_count)
 {
-  struct PeerContext *me = cls;
-
-  GNUNET_TRANSPORT_get_hello_cancel (p2.th, &exchange_hello_last, me);
-
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-              "Exchanging HELLO with peer (%p)!\n", cls);
-  GNUNET_assert (ok >= 3);
-  OKPP;
-  GNUNET_assert (message != NULL);
-  GNUNET_assert (GNUNET_OK ==
-                 GNUNET_HELLO_get_id ((const struct GNUNET_HELLO_Message *)
-                                      message, &me->id));
-
-  GNUNET_TRANSPORT_offer_hello (p1.th, message);
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-              "Finished exchanging HELLOs, now waiting for transmission!\n");
-
-  /* both HELLOs exchanged, get ready to test transmission! */
-  GNUNET_TRANSPORT_notify_transmit_ready (p1.th,
-                                          &p2.id,
-                                          256, 0, TIMEOUT, &notify_ready,
-                                          &p1);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer `%4s' connected to us (%p)!\n",
+              GNUNET_i2s (peer), cls);
 }
 
 
 static void
-exchange_hello (void *cls,
-                const struct GNUNET_MessageHeader *message)
+notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer)
 {
-  struct PeerContext *me = cls;
-
-  GNUNET_TRANSPORT_get_hello_cancel (p1.th, &exchange_hello, me);
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-              "Exchanging HELLO with peer (%p)!\n", cls);
-  GNUNET_assert (ok >= 2);
-  OKPP;
-  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,
-              "Received HELLO size %d\n", GNUNET_HELLO_size((const struct GNUNET_HELLO_Message *)message));
-
-  GNUNET_TRANSPORT_offer_hello (p2.th, message);
-
-  GNUNET_TRANSPORT_get_hello (p2.th, &exchange_hello_last, &p2);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer `%4s' disconnected (%p)!\n",
+              GNUNET_i2s (peer), cls);
 }
 
 static void
-setTransportOptions(char * filename)
+sendtask (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 {
-  struct GNUNET_CONFIGURATION_Handle * tempcfg;
-
-  tempcfg = GNUNET_CONFIGURATION_create();
-  GNUNET_CONFIGURATION_load (tempcfg, filename);
+  send_task = GNUNET_SCHEDULER_NO_TASK;
 
-  unsigned long long curr_port;
-  GNUNET_CONFIGURATION_get_value_number(tempcfg, "transport", "port", &curr_port);
+  if ((tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN) != 0)
+    return;
 
-  if (is_udp)
-    {
-      GNUNET_CONFIGURATION_set_value_string(tempcfg, "transport", "plugins", "udp");
-      GNUNET_CONFIGURATION_set_value_number(tempcfg, "transport-udp", "PORT", curr_port + 3);
-    }
-  else if (is_tcp)
-    {
-      GNUNET_CONFIGURATION_set_value_string(tempcfg, "transport", "plugins", "tcp");
-      GNUNET_CONFIGURATION_set_value_number(tempcfg, "transport-tcp", "port", curr_port + 3);
-    }
+  th = GNUNET_TRANSPORT_notify_transmit_ready (p1->th, &p2->id, 256, 0,
+                                               TIMEOUT_TRANSMIT, &notify_ready,
+                                               &p1);
+}
 
-#if VERBOSE_TRANSPORT
-      GNUNET_CONFIGURATION_set_value_string(tempcfg, "transport", "DEBUG", "YES");
-      GNUNET_CONFIGURATION_set_value_string(tempcfg, "transport", "PREFIX", "xterm -e xterm -T transport -e gdb --args");
-#else
-      GNUNET_CONFIGURATION_set_value_string(tempcfg, "transport", "DEBUG", "NO");
-      GNUNET_CONFIGURATION_set_value_string(tempcfg, "transport", "PREFIX", "");
-#endif
+static void
+testing_connect_cb (struct PeerContext *p1, struct PeerContext *p2, void *cls)
+{
+  cc = NULL;
+  char *p1_c = strdup (GNUNET_i2s (&p1->id));
 
-  GNUNET_CONFIGURATION_write(tempcfg, filename);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peers connected: %s <-> %s\n", p1_c,
+              GNUNET_i2s (&p2->id));
+  GNUNET_free (p1_c);
 
-  GNUNET_CONFIGURATION_destroy(tempcfg);
-  return;
+  // FIXME: THIS IS REQUIRED! SEEMS TO BE A BUG!
+  send_task =
+      GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS, &sendtask, NULL);
 }
 
 static void
-run (void *cls,
-     struct GNUNET_SCHEDULER_Handle *s,
-     char *const *args,
-     const char *cfgfile, const struct GNUNET_CONFIGURATION_Handle *cfg)
+run (void *cls, char *const *args, const char *cfgfile,
+     const struct GNUNET_CONFIGURATION_Handle *cfg)
 {
-  GNUNET_assert (ok == 1);
-  OKPP;
-  sched = s;
-
-  setTransportOptions("test_transport_api_peer1.conf");
-  setTransportOptions("test_transport_api_peer2.conf");
+  die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
 
-  die_task = GNUNET_SCHEDULER_add_delayed (sched,
-      GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_MINUTES, 1), &end_badly, NULL);
+  p1 = GNUNET_TRANSPORT_TESTING_start_peer (cfg_file_p1, &notify_receive,
+                                            &notify_connect, &notify_disconnect,
+                                            NULL);
+  p2 = GNUNET_TRANSPORT_TESTING_start_peer (cfg_file_p2, &notify_receive,
+                                            &notify_connect, &notify_disconnect,
+                                            NULL);
 
-  setup_peer (&p1, "test_transport_api_peer1.conf");
-  setup_peer (&p2, "test_transport_api_peer2.conf");
+  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;
+  }
 
-  GNUNET_TRANSPORT_get_hello (p1.th, &exchange_hello, &p1);
+  cc = GNUNET_TRANSPORT_TESTING_connect_peers (p1, p2, &testing_connect_cb,
+                                               NULL);
 }
 
+
 static int
 check ()
 {
-
-  char *const argv[] = { "test-transport-api",
+  static char *const argv[] = { "test-transport-api",
     "-c",
     "test_transport_api_data.conf",
 #if VERBOSE
@@ -325,19 +276,19 @@ check ()
 #endif
     NULL
   };
-
-  setTransportOptions("test_transport_api_data.conf");
-
-  struct GNUNET_GETOPT_CommandLineOption options[] = {
+  static struct GNUNET_GETOPT_CommandLineOption options[] = {
     GNUNET_GETOPT_OPTION_END
   };
 
+#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);
+
   return ok;
 }
 
@@ -345,27 +296,52 @@ int
 main (int argc, char *argv[])
 {
   int ret;
+  int nat_res;
 
-  if (strstr(argv[0], "tcp") != NULL)
-    {
-      is_tcp = GNUNET_YES;
-    }
-  else if (strstr(argv[0], "udp") != NULL)
-    {
-      is_udp = GNUNET_YES;
-    }
-
+  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-transport-api",
+  GNUNET_log_setup (test_name,
 #if VERBOSE
                     "DEBUG",
 #else
                     "WARNING",
 #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_DISK_directory_remove ("/tmp/test-gnunetd-transport-peer-1");
-  GNUNET_DISK_directory_remove ("/tmp/test-gnunetd-transport-peer-2");
+
+  GNUNET_free (cfg_file_p1);
+  GNUNET_free (cfg_file_p2);
+
+  GNUNET_free (test_source);
+  GNUNET_free (test_plugin);
+  GNUNET_free (test_name);
+
+
   return ret;
 }