2 This file is part of GNUnet
3 (C) 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 hostlist/test_gnunet_daemon_hostlist_reconnect.c
22 * @brief test for gnunet_daemon_hostslist.c; tries to re-start the peers
23 * and connect a second time
24 * @author Christian Grothoff
27 #include "gnunet_util_lib.h"
28 #include "gnunet_arm_service.h"
29 #include "gnunet_transport_service.h"
31 #define VERBOSE GNUNET_EXTRA_LOGGING
33 #define START_ARM GNUNET_YES
37 * How long until we give up on transmitting the message?
39 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 150)
43 static GNUNET_SCHEDULER_TaskIdentifier timeout_task;
47 struct GNUNET_CONFIGURATION_Handle *cfg;
48 struct GNUNET_TRANSPORT_Handle *th;
49 struct GNUNET_MessageHeader *hello;
50 struct GNUNET_TRANSPORT_GetHelloHandle *ghh;
52 struct GNUNET_OS_Process *arm_proc;
56 static struct PeerContext p1;
58 static struct PeerContext p2;
62 clean_up (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
66 GNUNET_TRANSPORT_get_hello_cancel (p1.ghh);
71 GNUNET_TRANSPORT_disconnect (p1.th);
76 GNUNET_TRANSPORT_get_hello_cancel (p2.ghh);
81 GNUNET_TRANSPORT_disconnect (p2.th);
84 GNUNET_SCHEDULER_shutdown ();
91 timeout_error (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
93 timeout_task = GNUNET_SCHEDULER_NO_TASK;
94 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
95 "Timeout trying to connect peers, test failed.\n");
101 * Function called to notify transport users that another
102 * peer connected to us.
105 * @param peer the peer that connected
106 * @param latency current latency of the connection
107 * @param distance in overlay hops, as given by transport plugin
110 notify_connect (void *cls, const struct GNUNET_PeerIdentity *peer,
111 const struct GNUNET_ATS_Information *ats,
117 fprintf (stderr, "Peer %s connected\n", GNUNET_i2s (peer));
119 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peers connected, shutting down.\n");
121 if (timeout_task != GNUNET_SCHEDULER_NO_TASK)
123 GNUNET_SCHEDULER_cancel (timeout_task);
124 timeout_task = GNUNET_SCHEDULER_NO_TASK;
126 GNUNET_SCHEDULER_add_now (&clean_up, NULL);
131 process_hello (void *cls, const struct GNUNET_MessageHeader *message)
133 struct PeerContext *p = cls;
135 GNUNET_TRANSPORT_get_hello_cancel (p->ghh);
137 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
138 "Received HELLO, starting hostlist service.\n");
143 setup_peer (struct PeerContext *p, const char *cfgname)
145 p->cfg = GNUNET_CONFIGURATION_create ();
148 GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
149 "gnunet-service-arm",
153 "-c", cfgname, NULL);
155 GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
157 GNUNET_TRANSPORT_connect (p->cfg, NULL, p, NULL, ¬ify_connect, NULL);
158 GNUNET_assert (p->th != NULL);
159 p->ghh = GNUNET_TRANSPORT_get_hello (p->th, &process_hello, p);
164 waitpid_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
166 struct PeerContext *p = cls;
169 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Killing ARM process.\n");
170 if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
171 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
172 if (GNUNET_OS_process_wait (p->arm_proc) != GNUNET_OK)
173 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
174 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "ARM process %u stopped\n",
175 GNUNET_OS_process_get_pid (p->arm_proc));
176 GNUNET_OS_process_close (p->arm_proc);
179 GNUNET_CONFIGURATION_destroy (p->cfg);
184 stop_arm (struct PeerContext *p)
186 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Asking ARM to stop core service\n");
187 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS, &waitpid_task, p);
192 * Try again to connect to transport service.
195 shutdown_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
203 run (void *cls, char *const *args, const char *cfgfile,
204 const struct GNUNET_CONFIGURATION_Handle *cfg)
206 GNUNET_assert (ok == 1);
208 timeout_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &timeout_error, NULL);
209 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_FOREVER_REL, &shutdown_task,
211 setup_peer (&p1, "test_gnunet_daemon_hostlist_peer1.conf");
212 setup_peer (&p2, "test_gnunet_daemon_hostlist_peer2.conf");
219 char *const argv[] = { "test-gnunet-daemon-hostlist",
220 "-c", "test_gnunet_daemon_hostlist_data.conf",
226 struct GNUNET_GETOPT_CommandLineOption options[] = {
227 GNUNET_GETOPT_OPTION_END
230 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv,
231 "test-gnunet-daemon-hostlist", "nohelp", options, &run,
238 main (int argc, char *argv[])
243 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-hostlist-peer-1");
244 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-hostlist-peer-2");
245 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-hostlist-peer-3");
246 GNUNET_log_setup ("test-gnunet-daemon-hostlist",
256 fprintf (stderr, ".");
257 /* now do it again */
259 fprintf (stderr, ".\n");
261 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-hostlist-peer-1");
262 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-hostlist-peer-2");
263 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-hostlist-peer-3");
267 /* end of test_gnunet_daemon_hostlist_reconnect.c */