reconnect test

2 files changed, 271 insertions, 0 deletions

diff --git a/src/hostlist/Makefile.am b/src/hostlist/Makefile.am
index e2dd27a29..8fa95c50e 100644
--- a/src/hostlist/Makefile.am
+++ b/src/hostlist/Makefile.am
@@ -33,12 +33,14 @@ gnunet_daemon_hostlist_CPPFLAGS = \
 
 check_PROGRAMS = \
  test_gnunet_daemon_hostlist \
+ test_gnunet_daemon_hostlist_reconnect \
  test_gnunet_daemon_hostlist_learning
 
 if HAVE_MHD
 if !DISABLE_TEST_RUN
 TESTS = \
  test_gnunet_daemon_hostlist \
+ test_gnunet_daemon_hostlist_reconnect \
  test_gnunet_daemon_hostlist_learning
 endif
 endif
@@ -49,6 +51,12 @@ test_gnunet_daemon_hostlist_LDADD = \
   $(top_builddir)/src/transport/libgnunettransport.la \
   $(top_builddir)/src/util/libgnunetutil.la  
 
+test_gnunet_daemon_hostlist_reconnect_SOURCES = \
+ test_gnunet_daemon_hostlist_reconnect.c
+test_gnunet_daemon_hostlist_reconnect_LDADD = \
+  $(top_builddir)/src/transport/libgnunettransport.la \
+  $(top_builddir)/src/util/libgnunetutil.la  
+
 test_gnunet_daemon_hostlist_learning_SOURCES = \
  test_gnunet_daemon_hostlist_learning.c
 test_gnunet_daemon_hostlist_learning_LDADD = \
diff --git a/src/hostlist/test_gnunet_daemon_hostlist_reconnect.c b/src/hostlist/test_gnunet_daemon_hostlist_reconnect.c
new file mode 100644
index 000000000..f3ce5747c
--- /dev/null
+++ b/src/hostlist/test_gnunet_daemon_hostlist_reconnect.c
@@ -0,0 +1,263 @@
+/*
+     This file is part of GNUnet
+     (C) 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 hostlist/test_gnunet_daemon_hostlist_reconnect.c
+ * @brief test for gnunet_daemon_hostslist.c; tries to re-start the peers
+ *        and connect a second time
+ * @author Christian Grothoff
+ */
+#include "platform.h"
+#include "gnunet_util_lib.h"
+#include "gnunet_arm_service.h"
+#include "gnunet_transport_service.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, 150)
+
+static int ok;
+
+static GNUNET_SCHEDULER_TaskIdentifier timeout_task;
+    
+struct PeerContext
+{
+  struct GNUNET_CONFIGURATION_Handle *cfg;
+  struct GNUNET_TRANSPORT_Handle *th;
+  struct GNUNET_MessageHeader *hello;
+#if START_ARM
+  struct GNUNET_OS_Process *arm_proc;
+#endif
+};
+
+static struct PeerContext p1;
+
+static struct PeerContext p2;
+
+
+static void
+clean_up (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+  if (p1.th != NULL)
+    {
+      GNUNET_TRANSPORT_disconnect (p1.th);
+      p1.th = NULL;
+    }
+  if (p2.th != NULL)
+    {
+      GNUNET_TRANSPORT_disconnect (p2.th);
+      p2.th = NULL;
+    }
+  GNUNET_SCHEDULER_shutdown ();
+}
+
+/**
+ * Timeout, give up.
+ */
+static void
+timeout_error (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+  timeout_task = GNUNET_SCHEDULER_NO_TASK;
+  GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+              "Timeout trying to connect peers, test failed.\n");
+  clean_up (NULL, tc);
+}
+
+
+/**
+ * Function called to notify transport users that another
+ * peer connected to us.
+ *
+ * @param cls closure
+ * @param peer the peer that connected
+ * @param latency current latency of the connection
+ * @param distance in overlay hops, as given by transport plugin
+ */
+static void
+notify_connect (void *cls,
+                const struct GNUNET_PeerIdentity * peer,
+                const struct GNUNET_TRANSPORT_ATS_Information *ats, uint32_t ats_count)
+{
+  if (peer == NULL)
+    return;
+#if VERBOSE
+  fprintf (stderr, "Peer %s connected\n", GNUNET_i2s (peer));
+#endif
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Peers connected, shutting down.\n");
+  ok = 0;
+  if (timeout_task != GNUNET_SCHEDULER_NO_TASK)
+    {
+      GNUNET_SCHEDULER_cancel (timeout_task);
+      timeout_task = GNUNET_SCHEDULER_NO_TASK;
+    }
+  GNUNET_SCHEDULER_add_now (&clean_up, NULL);
+}
+
+
+static void
+process_hello (void *cls,
+               const struct GNUNET_MessageHeader *message)
+{
+  struct PeerContext *p = cls;
+
+  GNUNET_TRANSPORT_get_hello_cancel (p->th, &process_hello, p);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Received HELLO, starting hostlist service.\n");
+}
+
+
+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 (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,
+                                    &notify_connect, NULL);
+  GNUNET_assert (p->th != NULL);
+  GNUNET_TRANSPORT_get_hello (p->th, &process_hello, p);
+}
+
+
+static void
+waitpid_task (void *cls, 
+              const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+  struct PeerContext *p = cls;
+
+#if START_ARM 
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Killing ARM process.\n");
+  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 void
+stop_arm (struct PeerContext *p)
+{
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Asking ARM to stop core service\n");
+  GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS,
+                                &waitpid_task, p);
+}
+
+
+/**
+ * Try again to connect to transport service.
+ */
+static void
+shutdown_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+  stop_arm (&p1);
+  stop_arm (&p2);
+}
+
+
+static void
+run (void *cls,
+     char *const *args,
+     const char *cfgfile, 
+     const struct GNUNET_CONFIGURATION_Handle *cfg)
+{
+  GNUNET_assert (ok == 1);
+  ok++;
+  timeout_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT,
+                                               &timeout_error,
+                                               NULL);
+  GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_FOREVER_REL,
+                                &shutdown_task,
+                                NULL);
+  setup_peer (&p1, "test_gnunet_daemon_hostlist_peer1.conf");
+  setup_peer (&p2, "test_gnunet_daemon_hostlist_peer2.conf");
+}
+
+
+static int
+check ()
+{
+  char *const argv[] = { "test-gnunet-daemon-hostlist",
+    "-c", "test_gnunet_daemon_hostlist_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-gnunet-daemon-hostlist",
+                      "nohelp", options, &run, &ok);
+  return ok;
+}
+
+
+int
+main (int argc, char *argv[])
+{
+  
+  int ret;
+
+  GNUNET_DISK_directory_remove ("/tmp/test-gnunetd-hostlist-peer-1");
+  GNUNET_DISK_directory_remove ("/tmp/test-gnunetd-hostlist-peer-2");
+  GNUNET_log_setup ("test-gnunet-daemon-hostlist",
+#if VERBOSE
+                    "DEBUG",
+#else
+                    "WARNING",
+#endif
+                    NULL);
+  ret = check ();
+  if (ret == 0)
+    {
+      fprintf (stderr, ".");
+      /* now do it again */
+      ret = check ();
+      fprintf (stderr, ".\n");
+    }
+  GNUNET_DISK_directory_remove ("/tmp/test-gnunetd-hostlist-peer-1");
+  GNUNET_DISK_directory_remove ("/tmp/test-gnunetd-hostlist-peer-2");
+  return ret; 
+}
+
+/* end of test_gnunet_daemon_hostlist.c */