plane hacking

1 files changed, 344 insertions, 0 deletions

diff --git a/src/transport/test_transport_testing.c b/src/transport/test_transport_testing.c
new file mode 100644
index 000000000..b2ac507d2
--- /dev/null
+++ b/src/transport/test_transport_testing.c
@@ -0,0 +1,344 @@
+/*
+     This file is part of GNUnet.
+     (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 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 transport/test_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"
+#include "gnunet_hello_lib.h"
+#include "gnunet_getopt_lib.h"
+#include "gnunet_os_lib.h"
+#include "gnunet_program_lib.h"
+#include "gnunet_scheduler_lib.h"
+#include "gnunet_transport_service.h"
+#include "transport.h"
+#include "transport-testing.h"
+
+#define VERBOSE GNUNET_NO
+
+#define VERBOSE_ARM GNUNET_NO
+
+#define START_ARM GNUNET_YES
+
+/**
+ * How long until we give up on transmitting the message?
+ */
+#define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 30)
+
+/**
+ * How long until we give up on transmitting the message?
+ */
+#define TIMEOUT_TRANSMIT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 60)
+
+#define MTYPE 12345
+
+static struct PeerContext p1;
+
+static struct PeerContext p2;
+
+static int ok;
+
+static int is_tcp;
+
+static  GNUNET_SCHEDULER_TaskIdentifier die_task;
+
+static  GNUNET_SCHEDULER_TaskIdentifier tct;
+
+
+#if VERBOSE
+#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
+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)
+{
+  struct PeerContext *me = cls;
+
+  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);
+}
+
+
+static void
+exchange_hello (void *cls,
+                const struct GNUNET_MessageHeader *message)
+{
+  struct PeerContext *me = cls;
+
+  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);
+}
+
+
+static void
+end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Disconnecting from transports!\n");
+  GNUNET_break (0);
+  die_task = GNUNET_SCHEDULER_NO_TASK;
+  GNUNET_TRANSPORT_get_hello_cancel (p2.th, &exchange_hello_last, &p2);
+  GNUNET_TRANSPORT_get_hello_cancel (p1.th, &exchange_hello, &p1);
+  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;
+}
+
+static void
+end_normally (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+  ok = 60;
+  die_task = GNUNET_SCHEDULER_NO_TASK;
+  GNUNET_TRANSPORT_get_hello_cancel (p2.th, &exchange_hello_last, &p2);
+  GNUNET_TRANSPORT_get_hello_cancel (p1.th, &exchange_hello, &p1);
+  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 = 0;
+}
+
+static void
+notify_connect (void *cls,
+                const struct GNUNET_PeerIdentity *peer,
+                const struct GNUNET_TRANSPORT_ATS_Information *ats,
+                uint32_t ats_count)
+{
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Peer `%4s' connected to us (%p)!\n", 
+              GNUNET_i2s (peer), 
+              cls);
+  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;
+      die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT_TRANSMIT,
+                                               &end_normally, NULL);
+    }
+}
+
+
+static void
+notify_disconnect (void *cls,
+                   const struct GNUNET_PeerIdentity *peer)
+{
+   if ( (ok != 60) &&
+         (GNUNET_SCHEDULER_NO_TASK != die_task) )
+     {
+       GNUNET_SCHEDULER_cancel (die_task);
+       die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
+     }
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Peer `%4s' disconnected (%p)!\n",
+              GNUNET_i2s (peer), cls);
+}
+
+
+static void
+setup_peer (struct PeerContext *p, 
+            const char *cfgname)
+{
+  p->cfg = GNUNET_CONFIGURATION_create ();
+
+  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));
+      GNUNET_DISK_directory_remove (p->servicehome);
+    }
+
+#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
+  p->th = GNUNET_TRANSPORT_connect (p->cfg,
+                                    NULL, p,
+                                    NULL,
+                                    &notify_connect, &notify_disconnect);
+  GNUNET_assert (p->th != NULL);
+}
+
+
+static void
+try_connect (void *cls,
+             const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+  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 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);
+  if (is_tcp)
+    {
+      setup_peer (&p1, "test_transport_api_multiaddress_tcp_peer1.conf");
+      setup_peer (&p2, "test_transport_api_multiaddress_tcp_peer2.conf");
+    }
+  GNUNET_assert(p1.th != NULL);
+  GNUNET_assert(p2.th != NULL);
+
+  GNUNET_TRANSPORT_get_hello (p1.th, &exchange_hello, &p1);
+  GNUNET_TRANSPORT_get_hello (p2.th, &exchange_hello_last, &p2);
+  tct = GNUNET_SCHEDULER_add_now (&try_connect, NULL);
+}
+
+static int
+check ()
+{
+  static char *const argv[] = { "test-transport-api",
+    "-c",
+    "test_transport_api_data.conf",
+#if VERBOSE
+    "-L", "DEBUG",
+#endif
+    NULL
+  };
+  static struct GNUNET_GETOPT_CommandLineOption options[] = {
+    GNUNET_GETOPT_OPTION_END
+  };
+
+#if WRITECONFIG
+  setTransportOptions("test_transport_api_data.conf");
+#endif
+  ok = 1;
+  GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1,
+                      argv, "test-transport-api", "nohelp",
+                      options, &run, &ok);
+  stop_arm (&p1);
+  stop_arm (&p2);
+
+  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;
+}
+
+
+int
+main (int argc, char *argv[])
+{
+  int ret;
+
+  GNUNET_log_setup ("test-transport-api",
+#if VERBOSE
+                    "DEBUG",
+#else
+                    "WARNING",
+#endif
+                    NULL);
+
+  if (strstr(argv[0], "tcp") != NULL)
+    {
+      is_tcp = GNUNET_YES;
+    }
+
+  ret = check ();
+
+  return ret;
+}
+
+/* end of test_transport_api.c */