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-rw-r--r--src/transport/test_transport_api_restart_1peer.c446
1 files changed, 446 insertions, 0 deletions
diff --git a/src/transport/test_transport_api_restart_1peer.c b/src/transport/test_transport_api_restart_1peer.c
new file mode 100644
index 000000000..fb06c26ab
--- /dev/null
+++ b/src/transport/test_transport_api_restart_1peer.c
@@ -0,0 +1,446 @@
+/*
+ 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_restart_1peer.c
+ * @brief base test case for transport implementations
+ *
+ * This test case starts 2 peers, connects and exchanges a message
+ * 1 peer is restarted and tested if peers reconnect
+ * 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_EXTRA_LOGGING
+#define VERBOSE_ARM GNUNET_EXTRA_LOGGING
+
+#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, 120)
+
+/**
+ * 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 char *test_source;
+
+static char *test_plugin;
+
+static char *test_name;
+
+static int ok;
+
+static GNUNET_SCHEDULER_TaskIdentifier die_task;
+
+static GNUNET_SCHEDULER_TaskIdentifier send_task;
+
+struct PeerContext *p1;
+
+struct PeerContext *p2;
+
+static GNUNET_TRANSPORT_TESTING_ConnectRequest cc;
+
+struct GNUNET_TRANSPORT_TransmitHandle *th;
+
+struct GNUNET_TRANSPORT_TESTING_handle *tth;
+
+char *cfg_file_p1;
+
+char *cfg_file_p2;
+
+static int restarted;
+
+#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 ()
+{
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stopping peers\n");
+
+ if (send_task != GNUNET_SCHEDULER_NO_TASK)
+ GNUNET_SCHEDULER_cancel (send_task);
+
+ if (die_task != GNUNET_SCHEDULER_NO_TASK)
+ GNUNET_SCHEDULER_cancel (die_task);
+
+ if (th != NULL)
+ GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
+ th = NULL;
+
+ GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1);
+ GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2);
+}
+
+static void
+end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+ die_task = GNUNET_SCHEDULER_NO_TASK;
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Fail! Stopping peers\n");
+
+ if (restarted == GNUNET_YES)
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Peer was restarted\n");
+
+ if (restarted == GNUNET_NO)
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Peer was NO restarted\n");
+
+ 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 (tth, cc);
+ cc = NULL;
+ }
+
+ if (th != NULL)
+ GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
+ th = NULL;
+
+ if (p1 != NULL)
+ GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1);
+ if (p2 != NULL)
+ GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2);
+
+ ok = GNUNET_SYSERR;
+}
+
+static
+void restart (struct PeerContext *p , char * cfg_file)
+{
+ GNUNET_assert (p != NULL);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Restarting peer %u (`%4s')\n",
+ p->no,
+ GNUNET_i2s (&p->id));
+ GNUNET_TRANSPORT_TESTING_restart_peer (tth, p1, cfg_file);
+ return;
+}
+
+static void
+notify_receive (void *cls, const struct GNUNET_PeerIdentity *peer,
+ const struct GNUNET_MessageHeader *message,
+ const struct GNUNET_ATS_Information *ats, uint32_t ats_count)
+{
+ struct PeerContext *p = cls;
+ struct PeerContext *t = NULL;
+
+ if (0 == memcmp (peer, &p1->id, sizeof (struct GNUNET_PeerIdentity)))
+ t = p1;
+ if (0 == memcmp (peer, &p2->id, sizeof (struct GNUNET_PeerIdentity)))
+ t = p2;
+ GNUNET_assert (t != NULL);
+
+ char *ps = strdup (GNUNET_i2s (&p->id));
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Peer %u (`%4s') received message of type %d and size %u size from peer %u (`%4s')!\n",
+ p->no, ps, ntohs (message->type), ntohs (message->size), t->no,
+ GNUNET_i2s (&t->id));
+
+ if ((MTYPE == ntohs (message->type)) &&
+ (sizeof (struct GNUNET_MessageHeader) == ntohs (message->size)))
+ {
+ restarted = GNUNET_YES;
+ restart (p1, cfg_file_p1);
+ }
+ else
+ {
+ GNUNET_break (0);
+ ok = 1;
+ if (die_task != GNUNET_SCHEDULER_NO_TASK)
+ GNUNET_SCHEDULER_cancel (die_task);
+ die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
+ }
+}
+
+
+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_assert (size >= 256);
+
+ if (buf != NULL)
+ {
+ hdr = buf;
+ hdr->size = htons (sizeof (struct GNUNET_MessageHeader));
+ hdr->type = htons (MTYPE);
+ }
+ char *ps = strdup (GNUNET_i2s (&p2->id));
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Peer %u (`%4s') sending message with type %u and size %u bytes to peer %u (`%4s')\n",
+ p2->no, ps, ntohs (hdr->type), ntohs (hdr->size), p->no,
+ GNUNET_i2s (&p->id));
+ GNUNET_free (ps);
+ return sizeof (struct GNUNET_MessageHeader);
+}
+
+
+static void
+sendtask (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+ send_task = GNUNET_SCHEDULER_NO_TASK;
+
+ if ((tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN) != 0)
+ return;
+ char *receiver_s = strdup (GNUNET_i2s (&p1->id));
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Sending message from peer %u (`%4s') -> peer %u (`%s') !\n",
+ p2->no, GNUNET_i2s (&p2->id), p1->no, receiver_s);
+ GNUNET_free (receiver_s);
+
+ th = GNUNET_TRANSPORT_notify_transmit_ready (p2->th, &p1->id, 256, 0,
+ TIMEOUT_TRANSMIT, &notify_ready,
+ p1);
+}
+
+
+static void
+notify_connect (void *cls, const struct GNUNET_PeerIdentity *peer,
+ const struct GNUNET_ATS_Information *ats, uint32_t ats_count)
+{
+ static int c;
+
+ c++;
+ struct PeerContext *p = cls;
+ struct PeerContext *t = NULL;
+
+ if (0 == memcmp (peer, &p1->id, sizeof (struct GNUNET_PeerIdentity)))
+ t = p1;
+ if (0 == memcmp (peer, &p2->id, sizeof (struct GNUNET_PeerIdentity)))
+ t = p2;
+ GNUNET_assert (t != NULL);
+
+ char *ps = strdup (GNUNET_i2s (&p->id));
+
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ "Peer %u (`%4s'): peer %u (`%s') connected to me!\n", p->no, ps,
+ t->no, GNUNET_i2s (peer));
+ GNUNET_free (ps);
+
+ if ((restarted == GNUNET_YES) && (c == 4))
+ end ();
+}
+
+
+static void
+notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer)
+{
+ struct PeerContext *p = cls;
+ char *ps = strdup (GNUNET_i2s (&p->id));
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Peer %u (`%4s'): peer (`%s') disconnected from me!\n", p->no, ps,
+ GNUNET_i2s (peer));
+
+ if (th != NULL)
+ GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
+ th = NULL;
+}
+
+static void
+testing_connect_cb (struct PeerContext *p1, struct PeerContext *p2, void *cls)
+{
+ cc = NULL;
+ char *p1_c = strdup (GNUNET_i2s (&p1->id));
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peers connected: %u (%s) <-> %u (%s)\n",
+ p1->no, p1_c, p2->no, GNUNET_i2s (&p2->id));
+ GNUNET_free (p1_c);
+
+ send_task = GNUNET_SCHEDULER_add_now (&sendtask, NULL);
+}
+
+
+
+void
+start_cb (struct PeerContext *p, void *cls)
+{
+ static int started;
+
+ started++;
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer %u (`%s') started\n", p->no,
+ GNUNET_i2s (&p->id));
+
+ if (started != 2)
+ return;
+
+ char *sender_c = strdup (GNUNET_i2s (&p1->id));
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Test tries to connect peer %u (`%s') -> peer %u (`%s')\n",
+ p1->no, sender_c, p2->no, GNUNET_i2s (&p2->id));
+
+ cc = GNUNET_TRANSPORT_TESTING_connect_peers (tth, p1, p2, &testing_connect_cb,
+ NULL);
+
+}
+
+static void
+run (void *cls, char *const *args, const char *cfgfile,
+ const struct GNUNET_CONFIGURATION_Handle *cfg)
+{
+ die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
+
+ p1 = GNUNET_TRANSPORT_TESTING_start_peer (tth, cfg_file_p1, 1,
+ &notify_receive, &notify_connect,
+ &notify_disconnect, &start_cb,
+ NULL);
+
+ p2 = GNUNET_TRANSPORT_TESTING_start_peer (tth, cfg_file_p2, 2,
+ &notify_receive, &notify_connect,
+ &notify_disconnect, &start_cb,
+ NULL);
+
+ 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;
+ }
+}
+
+
+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
+ send_task = GNUNET_SCHEDULER_NO_TASK;
+
+ ok = 1;
+ GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv, test_name,
+ "nohelp", options, &run, &ok);
+
+ return ok;
+}
+
+int
+main (int argc, char *argv[])
+{
+ int ret;
+ int nat_res;
+
+ GNUNET_TRANSPORT_TESTING_get_test_name (argv[0], &test_name);
+ GNUNET_TRANSPORT_TESTING_get_test_source_name (__FILE__, &test_source);
+ GNUNET_TRANSPORT_TESTING_get_test_plugin_name (argv[0], test_source,
+ &test_plugin);
+
+ GNUNET_log_setup (test_name,
+#if VERBOSE
+ "DEBUG",
+#else
+ "WARNING",
+#endif
+ NULL);
+
+ tth = GNUNET_TRANSPORT_TESTING_init ();
+
+ 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_asprintf(&cfg_file_p1,"test_transport_api_tcp_peer1.conf");
+ GNUNET_asprintf(&cfg_file_p2,"test_transport_api_tcp_peer2.conf");
+
+
+ ret = check ();
+
+ GNUNET_free (cfg_file_p1);
+ GNUNET_free (cfg_file_p2);
+
+ GNUNET_free (test_source);
+ GNUNET_free (test_plugin);
+ GNUNET_free (test_name);
+
+ GNUNET_TRANSPORT_TESTING_done (tth);
+
+ return ret;
+}
+
+/* end of test_transport_api_restart_1peer.c */