2 This file is part of GNUnet.
3 (C) 2009, 2010 Christian Grothoff (and other contributing authors)
5 GNUnet is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 3, or (at your
8 option) any later version.
10 GNUnet is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with GNUnet; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA.
21 * @file transport/test_transport_api_restart_2peers.c
22 * @brief base test case for transport implementations
24 * This test case starts 2 peers, connects and exchanges a message
25 * boths peer are restarted and tested if peers reconnect
29 #include "gnunet_common.h"
30 #include "gnunet_hello_lib.h"
31 #include "gnunet_getopt_lib.h"
32 #include "gnunet_os_lib.h"
33 #include "gnunet_program_lib.h"
34 #include "gnunet_scheduler_lib.h"
35 #include "gnunet_transport_service.h"
36 #include "transport.h"
37 #include "transport-testing.h"
39 #define VERBOSE GNUNET_EXTRA_LOGGING
40 #define VERBOSE_ARM GNUNET_EXTRA_LOGGING
42 #define START_ARM GNUNET_YES
45 * How long until we give up on transmitting the message?
47 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 120)
50 * How long until we give up on transmitting the message?
52 #define TIMEOUT_TRANSMIT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 60)
56 static char *test_source;
58 static char *test_plugin;
60 static char *test_name;
64 static GNUNET_SCHEDULER_TaskIdentifier die_task;
66 static GNUNET_SCHEDULER_TaskIdentifier send_task;
68 struct PeerContext *p1;
70 struct PeerContext *p2;
72 static GNUNET_TRANSPORT_TESTING_ConnectRequest cc;
74 struct GNUNET_TRANSPORT_TransmitHandle *th;
76 struct GNUNET_TRANSPORT_TESTING_handle *tth;
85 #define OKPP do { ok++; fprintf (stderr, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
87 #define OKPP do { ok++; } while (0)
94 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stopping peers\n");
96 if (send_task != GNUNET_SCHEDULER_NO_TASK)
97 GNUNET_SCHEDULER_cancel (send_task);
99 if (die_task != GNUNET_SCHEDULER_NO_TASK)
100 GNUNET_SCHEDULER_cancel (die_task);
103 GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
106 GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1);
107 GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2);
111 end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
113 die_task = GNUNET_SCHEDULER_NO_TASK;
115 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Fail! Stopping peers\n");
117 if (restarted == GNUNET_YES)
118 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Peers were restarted\n");
120 if (restarted == GNUNET_NO)
121 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Peers were NOT restarted\n");
123 if (send_task != GNUNET_SCHEDULER_NO_TASK)
124 GNUNET_SCHEDULER_cancel (send_task);
128 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Fail! Could not connect peers\n"));
129 GNUNET_TRANSPORT_TESTING_connect_peers_cancel (tth, cc);
134 GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
138 GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1);
140 GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2);
146 void restart (struct PeerContext *p , char * cfg_file)
148 GNUNET_assert (p != NULL);
149 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
150 "Restarting peer %u (`%4s')\n",
152 GNUNET_i2s (&p->id));
153 GNUNET_TRANSPORT_TESTING_restart_peer (tth, p, cfg_file);
158 notify_receive (void *cls, const struct GNUNET_PeerIdentity *peer,
159 const struct GNUNET_MessageHeader *message,
160 const struct GNUNET_ATS_Information *ats, uint32_t ats_count)
162 struct PeerContext *p = cls;
163 struct PeerContext *t = NULL;
165 if (0 == memcmp (peer, &p1->id, sizeof (struct GNUNET_PeerIdentity)))
167 if (0 == memcmp (peer, &p2->id, sizeof (struct GNUNET_PeerIdentity)))
169 GNUNET_assert (t != NULL);
171 char *ps = strdup (GNUNET_i2s (&p->id));
173 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
174 "Peer %u (`%4s') received message of type %d and size %u size from peer %u (`%4s')!\n",
175 p->no, ps, ntohs (message->type), ntohs (message->size), t->no,
176 GNUNET_i2s (&t->id));
178 if ((MTYPE == ntohs (message->type)) &&
179 (sizeof (struct GNUNET_MessageHeader) == ntohs (message->size)))
181 restarted = GNUNET_YES;
182 restart (p1, cfg_file_p1);
183 restart (p2, cfg_file_p2);
189 if (die_task != GNUNET_SCHEDULER_NO_TASK)
190 GNUNET_SCHEDULER_cancel (die_task);
191 die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
197 notify_ready (void *cls, size_t size, void *buf)
199 struct PeerContext *p = cls;
200 struct GNUNET_MessageHeader *hdr;
206 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
207 "Timeout occurred while waiting for transmit_ready\n");
208 if (GNUNET_SCHEDULER_NO_TASK != die_task)
209 GNUNET_SCHEDULER_cancel (die_task);
210 die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
215 GNUNET_assert (size >= 256);
220 hdr->size = htons (sizeof (struct GNUNET_MessageHeader));
221 hdr->type = htons (MTYPE);
223 char *ps = strdup (GNUNET_i2s (&p2->id));
225 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
226 "Peer %u (`%4s') sending message with type %u and size %u bytes to peer %u (`%4s')\n",
227 p2->no, ps, ntohs (hdr->type), ntohs (hdr->size), p->no,
228 GNUNET_i2s (&p->id));
230 return sizeof (struct GNUNET_MessageHeader);
235 sendtask (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
237 send_task = GNUNET_SCHEDULER_NO_TASK;
239 if ((tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN) != 0)
241 char *receiver_s = strdup (GNUNET_i2s (&p1->id));
243 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
244 "Sending message from peer %u (`%4s') -> peer %u (`%s') !\n",
245 p2->no, GNUNET_i2s (&p2->id), p1->no, receiver_s);
246 GNUNET_free (receiver_s);
248 th = GNUNET_TRANSPORT_notify_transmit_ready (p2->th, &p1->id, 256, 0,
249 TIMEOUT_TRANSMIT, ¬ify_ready,
255 notify_connect (void *cls, const struct GNUNET_PeerIdentity *peer,
256 const struct GNUNET_ATS_Information *ats, uint32_t ats_count)
261 struct PeerContext *p = cls;
262 struct PeerContext *t = NULL;
264 if (0 == memcmp (peer, &p1->id, sizeof (struct GNUNET_PeerIdentity)))
266 if (0 == memcmp (peer, &p2->id, sizeof (struct GNUNET_PeerIdentity)))
268 GNUNET_assert (t != NULL);
270 char *ps = strdup (GNUNET_i2s (&p->id));
272 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
273 "Peer %u (`%4s'): peer %u (`%s') connected to me!\n", p->no, ps,
274 t->no, GNUNET_i2s (peer));
277 if ((restarted == GNUNET_YES) && (c == 4))
283 notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer)
285 struct PeerContext *p = cls;
286 char *ps = strdup (GNUNET_i2s (&p->id));
288 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
289 "Peer %u (`%4s'): peer (`%s') disconnected from me!\n", p->no, ps,
293 GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
298 testing_connect_cb (struct PeerContext *p1, struct PeerContext *p2, void *cls)
301 char *p1_c = strdup (GNUNET_i2s (&p1->id));
303 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peers connected: %u (%s) <-> %u (%s)\n",
304 p1->no, p1_c, p2->no, GNUNET_i2s (&p2->id));
307 send_task = GNUNET_SCHEDULER_add_now (&sendtask, NULL);
313 start_cb (struct PeerContext *p, void *cls)
319 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer %u (`%s') started\n", p->no,
320 GNUNET_i2s (&p->id));
325 char *sender_c = strdup (GNUNET_i2s (&p1->id));
327 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
328 "Test tries to connect peer %u (`%s') -> peer %u (`%s')\n",
329 p1->no, sender_c, p2->no, GNUNET_i2s (&p2->id));
331 cc = GNUNET_TRANSPORT_TESTING_connect_peers (tth, p1, p2, &testing_connect_cb,
337 run (void *cls, char *const *args, const char *cfgfile,
338 const struct GNUNET_CONFIGURATION_Handle *cfg)
340 die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
342 p1 = GNUNET_TRANSPORT_TESTING_start_peer (tth, cfg_file_p1, 1,
343 ¬ify_receive, ¬ify_connect,
344 ¬ify_disconnect, &start_cb,
347 p2 = GNUNET_TRANSPORT_TESTING_start_peer (tth, cfg_file_p2, 2,
348 ¬ify_receive, ¬ify_connect,
349 ¬ify_disconnect, &start_cb,
352 if ((p1 == NULL) || (p2 == NULL))
354 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Fail! Could not start peers!\n");
355 if (die_task != GNUNET_SCHEDULER_NO_TASK)
356 GNUNET_SCHEDULER_cancel (die_task);
357 die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
366 static char *const argv[] = { "test-transport-api",
368 "test_transport_api_data.conf",
374 static struct GNUNET_GETOPT_CommandLineOption options[] = {
375 GNUNET_GETOPT_OPTION_END
379 setTransportOptions ("test_transport_api_data.conf");
381 send_task = GNUNET_SCHEDULER_NO_TASK;
384 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv, test_name,
385 "nohelp", options, &run, &ok);
391 main (int argc, char *argv[])
396 GNUNET_TRANSPORT_TESTING_get_test_name (argv[0], &test_name);
397 GNUNET_TRANSPORT_TESTING_get_test_source_name (__FILE__, &test_source);
398 GNUNET_TRANSPORT_TESTING_get_test_plugin_name (argv[0], test_source,
401 GNUNET_log_setup (test_name,
409 tth = GNUNET_TRANSPORT_TESTING_init ();
411 if ((strcmp (test_plugin, "tcp_nat") == 0) ||
412 (strcmp (test_plugin, "udp_nat") == 0))
414 nat_res = GNUNET_OS_check_helper_binary ("gnunet-nat-server");
415 if (GNUNET_NO == nat_res)
417 GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Cannot run NAT test: `%s' %s \n",
418 "gnunet-nat-server", "SUID not set");
421 if (GNUNET_SYSERR == nat_res)
423 GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Cannot run NAT test: `%s' %s \n",
424 "gnunet-nat-server", "file not found");
429 GNUNET_asprintf(&cfg_file_p1,"test_transport_api_tcp_peer1.conf");
430 GNUNET_asprintf(&cfg_file_p2,"test_transport_api_tcp_peer2.conf");
435 GNUNET_free (cfg_file_p1);
436 GNUNET_free (cfg_file_p2);
438 GNUNET_free (test_source);
439 GNUNET_free (test_plugin);
440 GNUNET_free (test_name);
442 GNUNET_TRANSPORT_TESTING_done (tth);
447 /* end of test_transport_api_restart_2peers.c */