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- /*
- This file is part of GNUnet.
- Copyright (C) 2009, 2010, 2015, 2016 GNUnet e.V.
- GNUnet is free software: you can redistribute it and/or modify it
- under the terms of the GNU Affero General Public License as published
- by the Free Software Foundation, either version 3 of the License,
- 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
- Affero General Public License for more details.
- You should have received a copy of the GNU Affero General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
- SPDX-License-Identifier: AGPL3.0-or-later
- */
- /**
- * @file transport/test_transport_api_restart_reconnect.c
- * @brief base test case for transport implementations
- *
- * This test case starts 2 peers, connects and exchanges a message.
- * Then, 1 or 2 peers are restarted and it is tested if peers reconnect.
- * How many peers are restarted is determined by the name of the binary.
- */
- #include "platform.h"
- #include "gnunet_transport_service.h"
- #include "transport-testing.h"
- /**
- * How long until we give up on transmitting the message?
- */
- #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 30)
- static struct GNUNET_TRANSPORT_TESTING_ConnectCheckContext *ccc;
- static struct GNUNET_ATS_ConnectivitySuggestHandle *ats_sh;
- static int p1_connected;
- static int p2_connected;
- static int restarted;
- static void
- custom_shutdown (void *cls)
- {
- if (NULL != ats_sh)
- {
- GNUNET_ATS_connectivity_suggest_cancel (ats_sh);
- ats_sh = NULL;
- }
- }
- static void
- restart_cb (void *cls)
- {
- static unsigned int c;
- struct GNUNET_TRANSPORT_TESTING_PeerContext *p = cls;
- c++;
- if ((2 != c) &&
- (NULL != strstr (ccc->test_name,
- "2peers")))
- return;
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Restarted peer %u (`%s'), issuing reconnect\n",
- p->no,
- GNUNET_i2s (&p->id));
- ats_sh = GNUNET_ATS_connectivity_suggest (p->ats,
- &ccc->p[1]->id,
- 1);
- }
- static void
- restart (struct GNUNET_TRANSPORT_TESTING_PeerContext *p)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Restarting peer %u (`%s')\n",
- p->no,
- GNUNET_i2s (&p->id));
- GNUNET_assert (GNUNET_OK ==
- GNUNET_TRANSPORT_TESTING_restart_peer (p,
- &restart_cb,
- p));
- }
- static void
- notify_receive (void *cls,
- struct GNUNET_TRANSPORT_TESTING_PeerContext *receiver,
- const struct GNUNET_PeerIdentity *sender,
- const struct GNUNET_TRANSPORT_TESTING_TestMessage *message)
- {
- {
- char *ps = GNUNET_strdup (GNUNET_i2s (&receiver->id));
- GNUNET_log (GNUNET_ERROR_TYPE_INFO,
- "Peer %u (`%s') received message of type %d and size %u size from peer %s!\n",
- receiver->no,
- ps,
- ntohs (message->header.type),
- ntohs (message->header.size),
- GNUNET_i2s (sender));
- GNUNET_free (ps);
- }
- if ((GNUNET_TRANSPORT_TESTING_SIMPLE_MTYPE == ntohs (message->header.type)) &&
- (sizeof(struct GNUNET_TRANSPORT_TESTING_TestMessage) == ntohs (
- message->header.size)))
- {
- if (GNUNET_NO == restarted)
- {
- restarted = GNUNET_YES;
- fprintf (stderr, "TN: %s\n", ccc->test_name);
- restart (ccc->p[0]);
- if (NULL != strstr (ccc->test_name,
- "2peers"))
- restart (ccc->p[1]);
- return;
- }
- else
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Restarted peers connected and message was sent, stopping test...\n");
- ccc->global_ret = GNUNET_OK;
- GNUNET_SCHEDULER_shutdown ();
- }
- }
- else
- {
- GNUNET_break (0);
- ccc->global_ret = GNUNET_SYSERR;
- GNUNET_SCHEDULER_shutdown ();
- }
- }
- static void
- notify_connect (void *cls,
- struct GNUNET_TRANSPORT_TESTING_PeerContext *me,
- const struct GNUNET_PeerIdentity *other)
- {
- static struct GNUNET_TRANSPORT_TESTING_SendClosure sc = {
- .num_messages = 1
- };
- sc.ccc = ccc;
- GNUNET_TRANSPORT_TESTING_log_connect (cls,
- me,
- other);
- if (me == ccc->p[0])
- p1_connected = GNUNET_YES;
- if (me == ccc->p[1])
- p2_connected = GNUNET_YES;
- if ((GNUNET_YES == restarted) &&
- (GNUNET_YES == p1_connected) &&
- (GNUNET_YES == p2_connected))
- {
- /* Peer was restarted and we received 3 connect messages (2 from first connect, 1 from reconnect) */
- GNUNET_SCHEDULER_add_now (&GNUNET_TRANSPORT_TESTING_simple_send,
- &sc);
- }
- }
- static void
- notify_disconnect (void *cls,
- struct GNUNET_TRANSPORT_TESTING_PeerContext *me,
- const struct GNUNET_PeerIdentity *other)
- {
- GNUNET_TRANSPORT_TESTING_log_disconnect (cls,
- me,
- other);
- if (me == ccc->p[0])
- p1_connected = GNUNET_NO;
- if (me == ccc->p[1])
- p2_connected = GNUNET_NO;
- }
- int
- main (int argc,
- char *argv[])
- {
- struct GNUNET_TRANSPORT_TESTING_SendClosure sc = {
- .num_messages = 1
- };
- struct GNUNET_TRANSPORT_TESTING_ConnectCheckContext my_ccc = {
- .connect_continuation = &GNUNET_TRANSPORT_TESTING_simple_send,
- .connect_continuation_cls = &sc,
- .config_file = "test_transport_api_data.conf",
- .rec = ¬ify_receive,
- .nc = ¬ify_connect,
- .nd = ¬ify_disconnect,
- .shutdown_task = &custom_shutdown,
- .timeout = TIMEOUT
- };
- ccc = &my_ccc;
- sc.ccc = ccc;
- if (GNUNET_OK !=
- GNUNET_TRANSPORT_TESTING_main (2,
- &GNUNET_TRANSPORT_TESTING_connect_check,
- ccc))
- return 1;
- return 0;
- }
- /* end of test_transport_api_restart_1peer.c */
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