1 files changed, 305 insertions, 0 deletions

diff --git a/src/transport/test_transport_api.c b/src/transport/test_transport_api.c
new file mode 100644
index 000000000..02c28b09c
--- /dev/null
+++ b/src/transport/test_transport_api.c
@@ -0,0 +1,305 @@
+/*
+     This file is part of GNUnet.
+     (C) 2009 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
+     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 testcase for transport_api.c
+ */
+#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"
+
+#define VERBOSE 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)
+
+#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 struct PeerContext p2;
+
+static struct GNUNET_SCHEDULER_Handle *sched;
+
+static int ok;
+
+#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
+end ()
+{
+  /* do work here */
+  GNUNET_assert (ok == 8);
+  GNUNET_TRANSPORT_disconnect (p1.th);
+  GNUNET_TRANSPORT_disconnect (p2.th);
+  ok = 0;
+}
+
+
+/**
+ * Function called by the transport for each received message.
+ *
+ * @param cls closure
+ * @param latency estimated latency for communicating with the
+ *             given peer
+ * @param peer (claimed) identity of the other peer
+ * @param message the message
+ */
+static void
+notify_receive (void *cls,
+                struct GNUNET_TIME_Relative latency,
+                const struct GNUNET_PeerIdentity *peer,
+                const struct GNUNET_MessageHeader *message)
+{
+  GNUNET_assert (ok == 7);
+  OKPP;
+  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 ();
+}
+
+
+/**
+ * Function called to notify transport users that another
+ * peer connected to us.
+ *
+ * @param cls closure
+ * @param transport the transport service handle
+ * @param peer the peer that disconnected
+ * @param latency current latency of the connection
+ */
+static void
+notify_connect (void *cls,
+                const struct GNUNET_PeerIdentity *peer,
+                struct GNUNET_TIME_Relative latency)
+{
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer connected to us (%p)!\n", cls);
+  GNUNET_assert ((ok >= 1) && (ok <= 6));
+  OKPP;
+}
+
+
+/**
+ * Function called to notify transport users that another
+ * peer disconnected from us.
+ *
+ * @param cls closure
+ * @param transport the transport service handle
+ * @param peer the peer that disconnected
+ */
+static void
+notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer)
+{
+  GNUNET_assert (0);
+}
+
+
+static void
+setup_peer (struct PeerContext *p, const char *cfgname)
+{
+  p->cfg = GNUNET_CONFIGURATION_create ();
+#if START_ARM
+  p->arm_pid = GNUNET_OS_start_process ("gnunet-service-arm",
+                                        "gnunet-service-arm",
+#if VERBOSE
+                                        "-L", "DEBUG",
+#endif
+                                        "-c", cfgname, NULL);
+  sleep (1);                    /* allow ARM to start */
+#endif
+  GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
+  p->th = GNUNET_TRANSPORT_connect (sched, p->cfg,
+                                    p,
+                                    &notify_receive,
+                                    &notify_connect, &notify_disconnect);
+  GNUNET_assert (p->th != NULL);
+}
+
+
+static size_t
+notify_ready (void *cls, size_t size, void *buf)
+{
+  struct GNUNET_MessageHeader *hdr;
+
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Transmitting message to peer (%p) - %u!\n", cls, size);
+  GNUNET_assert (size >= 256);
+  GNUNET_assert ((ok >= 5) && (ok <= 6));
+  OKPP;
+  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,
+                     struct GNUNET_TIME_Relative latency,
+                     const struct GNUNET_PeerIdentity *peer,
+                     const struct GNUNET_MessageHeader *message)
+{
+  struct PeerContext *me = cls;
+  struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded pk;
+
+  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_key ((const struct GNUNET_HELLO_Message *)
+                                       message, &pk));
+  GNUNET_CRYPTO_hash (&pk,
+                      sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded),
+                      &me->id.hashPubKey);
+  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, TIMEOUT, &notify_ready, &p1);
+}
+
+
+static void
+exchange_hello (void *cls,
+                struct GNUNET_TIME_Relative latency,
+                const struct GNUNET_PeerIdentity *peer,
+                const struct GNUNET_MessageHeader *message)
+{
+  struct PeerContext *me = cls;
+  struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded pk;
+
+  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_key ((const struct GNUNET_HELLO_Message *)
+                                       message, &pk));
+  GNUNET_CRYPTO_hash (&pk,
+                      sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded),
+                      &me->id.hashPubKey);
+  GNUNET_TRANSPORT_get_hello (p2.th, GNUNET_TIME_UNIT_MINUTES,
+                              &exchange_hello_last, &p2);
+}
+
+
+static void
+run (void *cls,
+     struct GNUNET_SCHEDULER_Handle *s,
+     char *const *args,
+     const char *cfgfile, struct GNUNET_CONFIGURATION_Handle *cfg)
+{
+  GNUNET_assert (ok == 1);
+  OKPP;
+  sched = s;
+  setup_peer (&p1, "test_transport_api_peer1.conf");
+  setup_peer (&p2, "test_transport_api_peer2.conf");
+  GNUNET_TRANSPORT_get_hello (p1.th,
+                              GNUNET_TIME_UNIT_MINUTES, &exchange_hello, &p1);
+}
+
+
+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");
+  waitpid (p->arm_pid, NULL, 0);
+#endif
+  GNUNET_CONFIGURATION_destroy (p->cfg);
+}
+
+
+static int
+check ()
+{
+  char *const argv[] = { "test-transport-api",
+    "-c",
+    "test_transport_api_data.conf",
+#if VERBOSE
+    "-L", "DEBUG",
+#endif
+    NULL
+  };
+  struct GNUNET_GETOPT_CommandLineOption options[] = {
+    GNUNET_GETOPT_OPTION_END
+  };
+
+  ok = 1;
+  GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1,
+                      argv, "test-transport-api", "nohelp",
+                      options, &run, &ok);
+  stop_arm (&p1);
+  stop_arm (&p2);
+  return ok;
+}
+
+int
+main (int argc, char *argv[])
+{
+  int ret;
+
+  GNUNET_log_setup ("test-transport-api",
+#if VERBOSE
+                    "DEBUG",
+#else
+                    "WARNING",
+#endif
+                    NULL);
+  ret = check ();
+
+  return ret;
+}
+
+/* end of test_transport_api.c */