1 files changed, 412 insertions, 0 deletions
diff --git a/src/core/test_core_api.c b/src/core/test_core_api.c
new file mode 100644
index 0000000..271c2ce
--- /dev/null
+++ b/src/core/test_core_api.c
@@ -0,0 +1,412 @@
+/*
+     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 core/test_core_api.c
+ * @brief testcase for core_api.c
+ */
+#include "platform.h"
+#include "gnunet_common.h"
+#include "gnunet_arm_service.h"
+#include "gnunet_core_service.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"
+
+#define VERBOSE GNUNET_NO
+
+#define START_ARM GNUNET_YES
+
+#define MTYPE 12345
+
+struct PeerContext
+{
+  struct GNUNET_CONFIGURATION_Handle *cfg;
+  struct GNUNET_CORE_Handle *ch;
+  struct GNUNET_PeerIdentity id;
+  struct GNUNET_TRANSPORT_Handle *th;
+  struct GNUNET_TRANSPORT_GetHelloHandle *ghh;
+  struct GNUNET_MessageHeader *hello;
+  int connect_status;
+#if START_ARM
+  struct GNUNET_OS_Process *arm_proc;
+#endif
+};
+
+static struct PeerContext p1;
+
+static struct PeerContext p2;
+
+static GNUNET_SCHEDULER_TaskIdentifier err_task;
+
+static GNUNET_SCHEDULER_TaskIdentifier con_task;
+
+static int ok;
+
+#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)
+#else
+#define OKPP do { ok++; } while (0)
+#endif
+
+
+static void
+process_hello (void *cls, const struct GNUNET_MessageHeader *message)
+{
+  struct PeerContext *p = cls;
+
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Received (my) `%s' from transport service\n", "HELLO");
+  GNUNET_assert (message != NULL);
+  if ((p == &p1) && (p2.th != NULL))
+    GNUNET_TRANSPORT_offer_hello (p2.th, message, NULL, NULL);
+  if ((p == &p2) && (p1.th != NULL))
+    GNUNET_TRANSPORT_offer_hello (p1.th, message, NULL, NULL);
+}
+
+
+static void
+terminate_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+  GNUNET_assert (ok == 6);
+  GNUNET_CORE_disconnect (p1.ch);
+  p1.ch = NULL;
+  GNUNET_CORE_disconnect (p2.ch);
+  p2.ch = NULL;
+  GNUNET_TRANSPORT_get_hello_cancel (p1.ghh);
+  p1.ghh = NULL;
+  GNUNET_TRANSPORT_get_hello_cancel (p2.ghh);
+  p2.ghh = NULL;
+  GNUNET_TRANSPORT_disconnect (p1.th);
+  p1.th = NULL;
+  GNUNET_TRANSPORT_disconnect (p2.th);
+  p2.th = NULL;
+  if (GNUNET_SCHEDULER_NO_TASK != con_task)
+  {
+    GNUNET_SCHEDULER_cancel (con_task);
+    con_task = GNUNET_SCHEDULER_NO_TASK;
+  }
+  ok = 0;
+}
+
+
+static void
+terminate_task_error (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+#if VERBOSE
+  FPRINTF (stderr, "ENDING ANGRILY %u\n", ok);
+#endif
+  GNUNET_break (0);
+  if (NULL != p1.ch)
+  {
+    GNUNET_CORE_disconnect (p1.ch);
+    p1.ch = NULL;
+  }
+  if (NULL != p2.ch)
+  {
+    GNUNET_CORE_disconnect (p2.ch);
+    p2.ch = NULL;
+  }
+  if (p1.th != NULL)
+  {
+    GNUNET_TRANSPORT_get_hello_cancel (p1.ghh);
+    GNUNET_TRANSPORT_disconnect (p1.th);
+    p1.th = NULL;
+  }
+  if (p2.th != NULL)
+  {
+    GNUNET_TRANSPORT_get_hello_cancel (p2.ghh);
+    GNUNET_TRANSPORT_disconnect (p2.th);
+    p2.th = NULL;
+  }
+  if (GNUNET_SCHEDULER_NO_TASK != con_task)
+  {
+    GNUNET_SCHEDULER_cancel (con_task);
+    con_task = GNUNET_SCHEDULER_NO_TASK;
+  }
+  ok = 42;
+}
+
+
+static size_t
+transmit_ready (void *cls, size_t size, void *buf)
+{
+  struct PeerContext *p = cls;
+  struct GNUNET_MessageHeader *m;
+
+  GNUNET_assert (ok == 4);
+  OKPP;
+  GNUNET_assert (p == &p1);
+  GNUNET_assert (buf != NULL);
+  m = (struct GNUNET_MessageHeader *) buf;
+  m->type = htons (MTYPE);
+  m->size = htons (sizeof (struct GNUNET_MessageHeader));
+  return sizeof (struct GNUNET_MessageHeader);
+}
+
+
+static void
+connect_notify (void *cls, const struct GNUNET_PeerIdentity *peer,
+                const struct GNUNET_ATS_Information *atsi,
+                unsigned int atsi_count)
+{
+  struct PeerContext *pc = cls;
+
+  if (0 == memcmp (&pc->id, peer, sizeof (struct GNUNET_PeerIdentity)))
+    return;
+  GNUNET_assert (pc->connect_status == 0);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Encrypted connection established to peer `%4s'\n",
+              GNUNET_i2s (peer));
+  if (GNUNET_SCHEDULER_NO_TASK != con_task)
+  {
+    GNUNET_SCHEDULER_cancel (con_task);
+    con_task = GNUNET_SCHEDULER_NO_TASK;
+  }
+  pc->connect_status = 1;
+  if (pc == &p1)
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+                "Asking core (1) for transmission to peer `%4s'\n",
+                GNUNET_i2s (&p2.id));
+    if (NULL ==
+        GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_YES, 0,
+                                           GNUNET_TIME_relative_multiply
+                                           (GNUNET_TIME_UNIT_SECONDS, 145),
+                                           &p2.id,
+                                           sizeof (struct GNUNET_MessageHeader),
+                                           &transmit_ready, &p1))
+    {
+      GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+                  "RECEIVED NULL when asking core (1) for transmission to peer `%4s'\n",
+                  GNUNET_i2s (&p2.id));
+    }
+  }
+}
+
+
+static void
+disconnect_notify (void *cls, const struct GNUNET_PeerIdentity *peer)
+{
+  struct PeerContext *pc = cls;
+
+  if (0 == memcmp (&pc->id, peer, sizeof (struct GNUNET_PeerIdentity)))
+    return;
+  pc->connect_status = 0;
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Encrypted connection to `%4s' cut\n",
+              GNUNET_i2s (peer));
+}
+
+
+static int
+inbound_notify (void *cls, const struct GNUNET_PeerIdentity *other,
+                const struct GNUNET_MessageHeader *message,
+                const struct GNUNET_ATS_Information *atsi,
+                unsigned int atsi_count)
+{
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Core provides inbound data from `%4s'.\n", GNUNET_i2s (other));
+  return GNUNET_OK;
+}
+
+
+static int
+outbound_notify (void *cls, const struct GNUNET_PeerIdentity *other,
+                 const struct GNUNET_MessageHeader *message,
+                 const struct GNUNET_ATS_Information *atsi,
+                 unsigned int atsi_count)
+{
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Core notifies about outbound data for `%4s'.\n",
+              GNUNET_i2s (other));
+  return GNUNET_OK;
+}
+
+
+
+static int
+process_mtype (void *cls, const struct GNUNET_PeerIdentity *peer,
+               const struct GNUNET_MessageHeader *message,
+               const struct GNUNET_ATS_Information *atsi,
+               unsigned int atsi_count)
+{
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Receiving message from `%4s'.\n",
+              GNUNET_i2s (peer));
+  GNUNET_assert (ok == 5);
+  OKPP;
+  GNUNET_SCHEDULER_cancel (err_task);
+  err_task = GNUNET_SCHEDULER_add_now (&terminate_task, NULL);
+  return GNUNET_OK;
+}
+
+
+static struct GNUNET_CORE_MessageHandler handlers[] = {
+  {&process_mtype, MTYPE, sizeof (struct GNUNET_MessageHeader)},
+  {NULL, 0, 0}
+};
+
+
+static void
+connect_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+  if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN))
+  {
+    con_task = GNUNET_SCHEDULER_NO_TASK;
+    return;
+  }
+  con_task =
+      GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS, &connect_task,
+                                    NULL);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Asking transport (1) to connect to peer `%4s'\n",
+              GNUNET_i2s (&p2.id));
+  GNUNET_TRANSPORT_try_connect (p1.th, &p2.id);
+}
+
+
+static void
+init_notify (void *cls, struct GNUNET_CORE_Handle *server,
+             const struct GNUNET_PeerIdentity *my_identity)
+{
+  struct PeerContext *p = cls;
+
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Core connection to `%4s' established\n",
+              GNUNET_i2s (my_identity));
+  GNUNET_assert (server != NULL);
+  p->id = *my_identity;
+  p->ch = server;
+  if (cls == &p1)
+  {
+    GNUNET_assert (ok == 2);
+    OKPP;
+    /* connect p2 */
+    p2.ch =
+        GNUNET_CORE_connect (p2.cfg, 1, &p2, &init_notify, &connect_notify,
+                             &disconnect_notify, &inbound_notify, GNUNET_YES,
+                             &outbound_notify, GNUNET_YES, handlers);
+  }
+  else
+  {
+    GNUNET_assert (ok == 3);
+    OKPP;
+    GNUNET_assert (cls == &p2);
+    con_task = GNUNET_SCHEDULER_add_now (&connect_task, NULL);
+  }
+}
+
+
+static void
+setup_peer (struct PeerContext *p, const char *cfgname)
+{
+  p->cfg = GNUNET_CONFIGURATION_create ();
+#if START_ARM
+  p->arm_proc =
+    GNUNET_OS_start_process (GNUNET_YES, NULL, NULL, "gnunet-service-arm",
+                               "gnunet-service-arm",
+#if VERBOSE
+                               "-L", "DEBUG",
+#endif
+                               "-c", cfgname, NULL);
+#endif
+  GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
+  p->th = GNUNET_TRANSPORT_connect (p->cfg, NULL, p, NULL, NULL, NULL);
+  GNUNET_assert (p->th != NULL);
+  p->ghh = GNUNET_TRANSPORT_get_hello (p->th, &process_hello, p);
+}
+
+
+static void
+run (void *cls, char *const *args, const char *cfgfile,
+     const struct GNUNET_CONFIGURATION_Handle *cfg)
+{
+  GNUNET_assert (ok == 1);
+  OKPP;
+  setup_peer (&p1, "test_core_api_peer1.conf");
+  setup_peer (&p2, "test_core_api_peer2.conf");
+  err_task =
+      GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
+                                    (GNUNET_TIME_UNIT_SECONDS, 300),
+                                    &terminate_task_error, NULL);
+  p1.ch =
+      GNUNET_CORE_connect (p1.cfg, 1, &p1, &init_notify, &connect_notify,
+                           &disconnect_notify, &inbound_notify, GNUNET_YES,
+                           &outbound_notify, GNUNET_YES, handlers);
+}
+
+
+static void
+stop_arm (struct PeerContext *p)
+{
+#if START_ARM
+  if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
+    GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
+  if (GNUNET_OS_process_wait (p->arm_proc) != GNUNET_OK)
+    GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "ARM process %u stopped\n",
+              GNUNET_OS_process_get_pid (p->arm_proc));
+  GNUNET_OS_process_close (p->arm_proc);
+  p->arm_proc = NULL;
+#endif
+  GNUNET_CONFIGURATION_destroy (p->cfg);
+}
+
+static int
+check ()
+{
+  char *const argv[] = { "test-core-api",
+    "-c",
+    "test_core_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-core-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-core-api",
+#if VERBOSE
+                    "DEBUG",
+#else
+                    "WARNING",
+#endif
+                    NULL);
+  ret = check ();
+  GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-1");
+  GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-2");
+
+  return ret;
+}
+
+/* end of test_core_api.c */