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, 30)
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_name;
60 static GNUNET_SCHEDULER_TaskIdentifier die_task;
62 static GNUNET_SCHEDULER_TaskIdentifier send_task;
64 static GNUNET_SCHEDULER_TaskIdentifier reconnect_task;
66 struct PeerContext *p1;
68 struct PeerContext *p2;
70 static GNUNET_TRANSPORT_TESTING_ConnectRequest cc;
72 struct GNUNET_TRANSPORT_TransmitHandle *th;
74 struct GNUNET_TRANSPORT_TESTING_handle *tth;
83 #define OKPP do { ok++; FPRINTF (stderr, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
85 #define OKPP do { ok++; } while (0)
92 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stopping peers\n");
94 if (send_task != GNUNET_SCHEDULER_NO_TASK)
95 GNUNET_SCHEDULER_cancel (send_task);
96 send_task = GNUNET_SCHEDULER_NO_TASK;
98 if (reconnect_task != GNUNET_SCHEDULER_NO_TASK)
99 GNUNET_SCHEDULER_cancel (reconnect_task);
100 reconnect_task = GNUNET_SCHEDULER_NO_TASK;
102 if (die_task != GNUNET_SCHEDULER_NO_TASK)
103 GNUNET_SCHEDULER_cancel (die_task);
104 die_task = GNUNET_SCHEDULER_NO_TASK;
107 GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
110 GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1);
111 GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2);
115 end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
117 die_task = GNUNET_SCHEDULER_NO_TASK;
119 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Fail! Stopping peers\n");
121 if (restarted == GNUNET_YES)
122 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Peer was restarted\n");
124 if (restarted == GNUNET_NO)
125 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Peer was NOT restarted\n");
127 if (reconnect_task != GNUNET_SCHEDULER_NO_TASK)
128 GNUNET_SCHEDULER_cancel (reconnect_task);
129 reconnect_task = GNUNET_SCHEDULER_NO_TASK;
131 if (send_task != GNUNET_SCHEDULER_NO_TASK)
132 GNUNET_SCHEDULER_cancel (send_task);
133 send_task = GNUNET_SCHEDULER_NO_TASK;
137 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Fail! Could not connect peers\n"));
138 GNUNET_TRANSPORT_TESTING_connect_peers_cancel (tth, cc);
143 GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
147 GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1);
149 GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2);
155 reconnect (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
157 struct PeerContext *p = cls;
159 reconnect_task = GNUNET_SCHEDULER_NO_TASK;
161 GNUNET_TRANSPORT_try_connect (p1->th, &p2->id);
163 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS, &reconnect, p);
167 restart_cb (struct PeerContext *p, void *cls)
176 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
177 "Restarted peer %u (`%4s'), issuing reconnect\n", p->no,
178 GNUNET_i2s (&p->id));
180 reconnect_task = GNUNET_SCHEDULER_add_now (&reconnect, p);
184 restart (struct PeerContext *p, char *cfg_file)
186 GNUNET_assert (p != NULL);
187 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Restarting peer %u (`%4s')\n", p->no,
188 GNUNET_i2s (&p->id));
189 GNUNET_TRANSPORT_TESTING_restart_peer (tth, p, cfg_file, &restart_cb, p);
194 notify_receive (void *cls, const struct GNUNET_PeerIdentity *peer,
195 const struct GNUNET_MessageHeader *message,
196 const struct GNUNET_ATS_Information *ats, uint32_t ats_count)
198 struct PeerContext *p = cls;
199 struct PeerContext *t = NULL;
201 if (0 == memcmp (peer, &p1->id, sizeof (struct GNUNET_PeerIdentity)))
203 if (0 == memcmp (peer, &p2->id, sizeof (struct GNUNET_PeerIdentity)))
205 GNUNET_assert (t != NULL);
207 char *ps = GNUNET_strdup (GNUNET_i2s (&p->id));
209 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
210 "Peer %u (`%4s') received message of type %d and size %u size from peer %u (`%4s')!\n",
211 p->no, ps, ntohs (message->type), ntohs (message->size), t->no,
212 GNUNET_i2s (&t->id));
215 if ((MTYPE == ntohs (message->type)) &&
216 (sizeof (struct GNUNET_MessageHeader) == ntohs (message->size)))
218 if (restarted == GNUNET_NO)
220 restarted = GNUNET_YES;
221 restart (p1, cfg_file_p1);
222 restart (p2, cfg_file_p2);
227 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
228 "Restarted peers connected, stopping test...\n");
237 if (die_task != GNUNET_SCHEDULER_NO_TASK)
238 GNUNET_SCHEDULER_cancel (die_task);
239 die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
245 notify_ready (void *cls, size_t size, void *buf)
247 struct PeerContext *p = cls;
248 struct GNUNET_MessageHeader *hdr;
254 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
255 "Timeout occurred while waiting for transmit_ready\n");
256 if (GNUNET_SCHEDULER_NO_TASK != die_task)
257 GNUNET_SCHEDULER_cancel (die_task);
258 die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
263 GNUNET_assert (size >= 256);
268 hdr->size = htons (sizeof (struct GNUNET_MessageHeader));
269 hdr->type = htons (MTYPE);
271 char *ps = GNUNET_strdup (GNUNET_i2s (&p2->id));
273 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
274 "Peer %u (`%4s') sending message with type %u and size %u bytes to peer %u (`%4s')\n",
275 p2->no, ps, ntohs (hdr->type), ntohs (hdr->size), p->no,
276 GNUNET_i2s (&p->id));
278 return sizeof (struct GNUNET_MessageHeader);
283 sendtask (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
285 send_task = GNUNET_SCHEDULER_NO_TASK;
287 if ((tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN) != 0)
289 char *receiver_s = GNUNET_strdup (GNUNET_i2s (&p1->id));
291 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
292 "Sending message from peer %u (`%4s') -> peer %u (`%s') !\n",
293 p2->no, GNUNET_i2s (&p2->id), p1->no, receiver_s);
294 GNUNET_free (receiver_s);
296 th = GNUNET_TRANSPORT_notify_transmit_ready (p2->th, &p1->id, 256, 0,
297 TIMEOUT_TRANSMIT, ¬ify_ready,
303 notify_connect (void *cls, const struct GNUNET_PeerIdentity *peer,
304 const struct GNUNET_ATS_Information *ats, uint32_t ats_count)
309 struct PeerContext *p = cls;
310 struct PeerContext *t = NULL;
312 if (0 == memcmp (peer, &p1->id, sizeof (struct GNUNET_PeerIdentity)))
314 if (0 == memcmp (peer, &p2->id, sizeof (struct GNUNET_PeerIdentity)))
316 GNUNET_assert (t != NULL);
318 char *ps = GNUNET_strdup (GNUNET_i2s (&p->id));
320 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
321 "Peer %u (`%4s'): peer %u (`%s') connected to me!\n", p->no, ps,
322 t->no, GNUNET_i2s (peer));
325 if ((restarted == GNUNET_YES) && (c == 4))
327 send_task = GNUNET_SCHEDULER_add_now (&sendtask, NULL);
333 notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer)
335 struct PeerContext *p = cls;
338 char *ps = GNUNET_strdup (GNUNET_i2s (&p->id));
340 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
341 "Peer %u (`%4s'): peer (`%s') disconnected from me!\n", p->no, ps,
346 GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
351 testing_connect_cb (struct PeerContext *p1, struct PeerContext *p2, void *cls)
354 char *p1_c = GNUNET_strdup (GNUNET_i2s (&p1->id));
356 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peers connected: %u (%s) <-> %u (%s)\n",
357 p1->no, p1_c, p2->no, GNUNET_i2s (&p2->id));
360 send_task = GNUNET_SCHEDULER_add_now (&sendtask, NULL);
366 start_cb (struct PeerContext *p, void *cls)
372 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer %u (`%s') started\n", p->no,
373 GNUNET_i2s (&p->id));
378 char *sender_c = GNUNET_strdup (GNUNET_i2s (&p1->id));
380 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
381 "Test tries to connect peer %u (`%s') -> peer %u (`%s')\n",
382 p1->no, sender_c, p2->no, GNUNET_i2s (&p2->id));
383 GNUNET_free (sender_c);
385 cc = GNUNET_TRANSPORT_TESTING_connect_peers (tth, p1, p2, &testing_connect_cb,
391 run (void *cls, char *const *args, const char *cfgfile,
392 const struct GNUNET_CONFIGURATION_Handle *cfg)
394 die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
396 p1 = GNUNET_TRANSPORT_TESTING_start_peer (tth, cfg_file_p1, 1,
397 ¬ify_receive, ¬ify_connect,
398 ¬ify_disconnect, &start_cb,
401 p2 = GNUNET_TRANSPORT_TESTING_start_peer (tth, cfg_file_p2, 2,
402 ¬ify_receive, ¬ify_connect,
403 ¬ify_disconnect, &start_cb,
406 if ((p1 == NULL) || (p2 == NULL))
408 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Fail! Could not start peers!\n");
409 if (die_task != GNUNET_SCHEDULER_NO_TASK)
410 GNUNET_SCHEDULER_cancel (die_task);
411 die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
420 static char *const argv[] = { "test-transport-api",
422 "test_transport_api_data.conf",
428 static struct GNUNET_GETOPT_CommandLineOption options[] = {
429 GNUNET_GETOPT_OPTION_END
433 setTransportOptions ("test_transport_api_data.conf");
435 send_task = GNUNET_SCHEDULER_NO_TASK;
438 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv, test_name,
439 "nohelp", options, &run, &ok);
445 main (int argc, char *argv[])
449 GNUNET_TRANSPORT_TESTING_get_test_name (argv[0], &test_name);
452 GNUNET_log_setup (test_name,
460 tth = GNUNET_TRANSPORT_TESTING_init ();
463 GNUNET_asprintf (&cfg_file_p1, "test_transport_api_tcp_peer1.conf");
464 GNUNET_asprintf (&cfg_file_p2, "test_transport_api_tcp_peer2.conf");
469 GNUNET_free (cfg_file_p1);
470 GNUNET_free (cfg_file_p2);
472 GNUNET_free (test_name);
474 GNUNET_TRANSPORT_TESTING_done (tth);
479 /* end of test_transport_api_restart_2peers.c */