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_bidirectional_connect.c
22 * @brief base test case for transport implementations
24 * Perform a 3-way handshake connection set up in both directions at
25 * (almost) the same time
28 #include "gnunet_common.h"
29 #include "gnunet_hello_lib.h"
30 #include "gnunet_getopt_lib.h"
31 #include "gnunet_os_lib.h"
32 #include "gnunet_program_lib.h"
33 #include "gnunet_scheduler_lib.h"
34 #include "gnunet_transport_service.h"
35 #include "transport.h"
36 #include "transport-testing.h"
40 * How long until we give up on transmitting the message?
42 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 120)
45 * How long until we give up on transmitting the message?
47 #define TIMEOUT_TRANSMIT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 60)
51 static char *test_source;
53 static char *test_plugin;
55 static char *test_name;
59 static GNUNET_SCHEDULER_TaskIdentifier die_task;
61 static GNUNET_SCHEDULER_TaskIdentifier send_task;
63 static struct PeerContext *p1;
65 static struct PeerContext *p2;
67 static GNUNET_TRANSPORT_TESTING_ConnectRequest cc1;
68 static GNUNET_TRANSPORT_TESTING_ConnectRequest cc2;
70 static struct GNUNET_TRANSPORT_TransmitHandle *th;
72 static struct GNUNET_TRANSPORT_TESTING_handle *tth;
74 static char *cfg_file_p1;
76 static char *cfg_file_p2;
82 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stopping peers\n");
84 if (send_task != GNUNET_SCHEDULER_NO_TASK)
85 GNUNET_SCHEDULER_cancel (send_task);
87 if (die_task != GNUNET_SCHEDULER_NO_TASK)
88 GNUNET_SCHEDULER_cancel (die_task);
92 GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
96 GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1);
97 GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2);
101 end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
103 die_task = GNUNET_SCHEDULER_NO_TASK;
104 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Fail! Stopping peers\n");
105 if (send_task != GNUNET_SCHEDULER_NO_TASK)
106 GNUNET_SCHEDULER_cancel (send_task);
110 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Fail! Could not connect peers\n"));
111 GNUNET_TRANSPORT_TESTING_connect_peers_cancel (tth, cc2);
116 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Fail! Could not connect peers\n"));
117 GNUNET_TRANSPORT_TESTING_connect_peers_cancel (tth, cc1);
122 GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
126 GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1);
128 GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2);
135 notify_receive (void *cls, const struct GNUNET_PeerIdentity *peer,
136 const struct GNUNET_MessageHeader *message,
137 const struct GNUNET_ATS_Information *ats, uint32_t ats_count)
139 struct PeerContext *p = cls;
140 struct PeerContext *t = NULL;
142 if (0 == memcmp (peer, &p1->id, sizeof (struct GNUNET_PeerIdentity)))
144 if (0 == memcmp (peer, &p2->id, sizeof (struct GNUNET_PeerIdentity)))
146 GNUNET_assert (t != NULL);
148 char *ps = GNUNET_strdup (GNUNET_i2s (&p->id));
150 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
151 "Peer %u (`%4s') received message of type %d and size %u size from peer %u (`%4s')!\n",
152 p->no, ps, ntohs (message->type), ntohs (message->size), t->no,
153 GNUNET_i2s (&t->id));
155 if ((MTYPE == ntohs (message->type)) &&
156 (sizeof (struct GNUNET_MessageHeader) == ntohs (message->size)))
171 notify_ready (void *cls, size_t size, void *buf)
173 struct PeerContext *p = cls;
174 struct GNUNET_MessageHeader *hdr;
180 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
181 "Timeout occurred while waiting for transmit_ready\n");
182 if (GNUNET_SCHEDULER_NO_TASK != die_task)
183 GNUNET_SCHEDULER_cancel (die_task);
184 die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
189 GNUNET_assert (size >= 256);
194 hdr->size = htons (sizeof (struct GNUNET_MessageHeader));
195 hdr->type = htons (MTYPE);
197 char *ps = GNUNET_strdup (GNUNET_i2s (&p2->id));
199 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
200 "Peer %u (`%4s') sending message with type %u and size %u bytes to peer %u (`%4s')\n",
201 p2->no, ps, ntohs (hdr->type), ntohs (hdr->size), p->no,
202 GNUNET_i2s (&p->id));
204 return sizeof (struct GNUNET_MessageHeader);
209 sendtask (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
211 send_task = GNUNET_SCHEDULER_NO_TASK;
213 if ((tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN) != 0)
215 char *receiver_s = GNUNET_strdup (GNUNET_i2s (&p1->id));
217 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
218 "Sending message from peer %u (`%4s') -> peer %u (`%s') !\n",
219 p2->no, GNUNET_i2s (&p2->id), p1->no, receiver_s);
220 GNUNET_free (receiver_s);
222 th = GNUNET_TRANSPORT_notify_transmit_ready (p2->th, &p1->id, 256, 0,
223 TIMEOUT_TRANSMIT, ¬ify_ready,
229 notify_connect (void *cls, const struct GNUNET_PeerIdentity *peer,
230 const struct GNUNET_ATS_Information *ats, uint32_t ats_count)
235 struct PeerContext *p = cls;
236 struct PeerContext *t = NULL;
238 if (0 == memcmp (peer, &p1->id, sizeof (struct GNUNET_PeerIdentity)))
240 if (0 == memcmp (peer, &p2->id, sizeof (struct GNUNET_PeerIdentity)))
242 GNUNET_assert (t != NULL);
244 char *ps = GNUNET_strdup (GNUNET_i2s (&p->id));
246 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
247 "Peer %u (`%4s'): peer %u (`%s') connected to me!\n", p->no, ps,
248 t->no, GNUNET_i2s (peer));
254 notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer)
256 struct PeerContext *p = cls;
257 char *ps = GNUNET_strdup (GNUNET_i2s (&p->id));
259 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
260 "Peer %u (`%4s'): peer (`%s') disconnected from me!\n", p->no, ps,
264 GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
270 testing_connect_cb (struct PeerContext *p1, struct PeerContext *p2, void *cls)
275 GNUNET_TRANSPORT_TESTING_connect_peers_cancel (tth, cc2);
280 GNUNET_TRANSPORT_TESTING_connect_peers_cancel (tth, cc1);
283 char *p1_c = GNUNET_strdup (GNUNET_i2s (&p1->id));
285 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peers connected: %u (%s) <-> %u (%s)\n",
286 p1->no, p1_c, p2->no, GNUNET_i2s (&p2->id));
289 send_task = GNUNET_SCHEDULER_add_now (&sendtask, NULL);
294 start_cb (struct PeerContext *p, void *cls)
300 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer %u (`%s') started\n", p->no,
301 GNUNET_i2s (&p->id));
306 char *sender_c = GNUNET_strdup (GNUNET_i2s (&p1->id));
308 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
309 "Test tries to connect peer %u (`%s') <-> peer %u (`%s')\n",
310 p1->no, sender_c, p2->no, GNUNET_i2s (&p2->id));
313 GNUNET_TRANSPORT_TESTING_connect_peers (tth, p2, p1, &testing_connect_cb,
316 GNUNET_TRANSPORT_TESTING_connect_peers (tth, p1, p2, &testing_connect_cb,
321 run (void *cls, char *const *args, const char *cfgfile,
322 const struct GNUNET_CONFIGURATION_Handle *cfg)
324 die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
326 p1 = GNUNET_TRANSPORT_TESTING_start_peer (tth, cfg_file_p1, 1,
327 ¬ify_receive, ¬ify_connect,
328 ¬ify_disconnect, &start_cb,
331 p2 = GNUNET_TRANSPORT_TESTING_start_peer (tth, cfg_file_p2, 2,
332 ¬ify_receive, ¬ify_connect,
333 ¬ify_disconnect, &start_cb,
336 if ((p1 == NULL) || (p2 == NULL))
338 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Fail! Could not start peers!\n");
339 if (die_task != GNUNET_SCHEDULER_NO_TASK)
340 GNUNET_SCHEDULER_cancel (die_task);
341 die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
350 static char *const argv[] = { "test-transport-api",
352 "test_transport_api_data.conf",
355 static struct GNUNET_GETOPT_CommandLineOption options[] = {
356 GNUNET_GETOPT_OPTION_END
360 setTransportOptions ("test_transport_api_data.conf");
362 send_task = GNUNET_SCHEDULER_NO_TASK;
365 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv, test_name,
366 "nohelp", options, &run, &ok);
372 main (int argc, char *argv[])
376 GNUNET_TRANSPORT_TESTING_get_test_name (argv[0], &test_name);
378 GNUNET_log_setup (test_name,
382 GNUNET_TRANSPORT_TESTING_get_test_source_name (__FILE__, &test_source);
383 GNUNET_TRANSPORT_TESTING_get_test_plugin_name (argv[0], test_source,
386 tth = GNUNET_TRANSPORT_TESTING_init ();
388 GNUNET_TRANSPORT_TESTING_get_config_name (argv[0], &cfg_file_p1, 1);
389 GNUNET_TRANSPORT_TESTING_get_config_name (argv[0], &cfg_file_p2, 2);
393 GNUNET_free (cfg_file_p1);
394 GNUNET_free (cfg_file_p2);
396 GNUNET_free (test_source);
397 GNUNET_free (test_plugin);
398 GNUNET_free (test_name);
400 GNUNET_TRANSPORT_TESTING_done (tth);
405 /* end of test_transport_api_bidirectional_connect.c */