2 This file is part of GNUnet.
3 (C) 2006, 2009 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 2, 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.
22 * @file transport_testing.c
23 * @brief testing lib for transport service
25 * @author Matthias Wachs
28 #include "transport-testing.h"
30 struct ConnectingContext
32 struct PeerContext * p1;
33 struct PeerContext * p2;
34 GNUNET_SCHEDULER_TaskIdentifier tct;
35 GNUNET_TRANSPORT_TESTING_connect_cb cb;
38 struct GNUNET_TRANSPORT_Handle *th_p1;
39 struct GNUNET_TRANSPORT_Handle *th_p2;
44 exchange_hello_last (void *cb_cls,
45 const struct GNUNET_MessageHeader *message);
47 exchange_hello (void *cb_cls,
48 const struct GNUNET_MessageHeader *message);
51 notify_connect_internal (void *cls,
52 const struct GNUNET_PeerIdentity *peer,
53 const struct GNUNET_TRANSPORT_ATS_Information *ats,
56 struct ConnectingContext * cc = cls;
57 // /void * cb_cls = cc->cb_cls;
59 GNUNET_assert(cc != NULL);
65 GNUNET_TRANSPORT_get_hello_cancel (cc->th_p2, &exchange_hello_last, cc);
66 GNUNET_TRANSPORT_get_hello_cancel (cc->th_p1, &exchange_hello, cc);
68 if (cc->tct != GNUNET_SCHEDULER_NO_TASK)
69 GNUNET_SCHEDULER_cancel(cc->tct);
71 cc->tct = GNUNET_SCHEDULER_NO_TASK;
73 GNUNET_TRANSPORT_disconnect( cc->th_p1);
74 GNUNET_TRANSPORT_disconnect( cc->th_p2);
77 cc->cb (cc->p1, cc->p2, cc->cb_cls);
85 notify_connect (void *cls,
86 const struct GNUNET_PeerIdentity *peer,
87 const struct GNUNET_TRANSPORT_ATS_Information *ats,
90 struct PeerContext * p = cls;
94 p->nc (p->cb_cls, peer, ats, ats_count);
98 notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer)
100 struct PeerContext * p = cls;
104 p->nd (p->cb_cls, peer);
108 notify_receive (void *cls,
109 const struct GNUNET_PeerIdentity *peer,
110 const struct GNUNET_MessageHeader *message,
111 const struct GNUNET_TRANSPORT_ATS_Information *ats,
114 struct PeerContext * p = cls;
118 p->rec (p->cb_cls, peer, message, ats, ats_count);
123 exchange_hello_last (void *cb_cls,
124 const struct GNUNET_MessageHeader *message)
126 struct ConnectingContext * cc = cb_cls;
127 struct PeerContext *me = cc->p2;
128 //struct PeerContext *p1 = cc->p1;
130 GNUNET_assert (message != NULL);
131 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
132 "Exchanging HELLO of size %d with peer (%s)!\n",
133 (int) GNUNET_HELLO_size((const struct GNUNET_HELLO_Message *)message),
134 GNUNET_i2s (&me->id));
135 GNUNET_assert (GNUNET_OK ==
136 GNUNET_HELLO_get_id ((const struct GNUNET_HELLO_Message *)
138 GNUNET_TRANSPORT_offer_hello (cc->th_p1, message, NULL, NULL);
143 exchange_hello (void *cb_cls,
144 const struct GNUNET_MessageHeader *message)
146 struct ConnectingContext * cc = cb_cls;
147 struct PeerContext *me = cc->p1;
148 //struct PeerContext *p2 = cc->p2;
150 GNUNET_assert (message != NULL);
151 GNUNET_assert (GNUNET_OK ==
152 GNUNET_HELLO_get_id ((const struct GNUNET_HELLO_Message *)
154 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
155 "Exchanging HELLO of size %d from peer %s!\n",
156 (int) GNUNET_HELLO_size((const struct GNUNET_HELLO_Message *)message),
157 GNUNET_i2s (&me->id));
158 GNUNET_TRANSPORT_offer_hello (cc->th_p2, message, NULL, NULL);
162 try_connect (void *cls,
163 const struct GNUNET_SCHEDULER_TaskContext *tc)
165 struct ConnectingContext * cc = cls;
166 struct PeerContext *p1 = cc->p1;
167 struct PeerContext *p2 = cc->p2;
169 cc->tct = GNUNET_SCHEDULER_NO_TASK;
170 if ( (tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN) != 0)
173 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
174 "Asking peers to connect...\n");
175 /* FIXME: 'pX.id' may still be all-zeros here... */
176 GNUNET_TRANSPORT_try_connect (cc->th_p1,
178 GNUNET_TRANSPORT_try_connect (cc->th_p2,
181 cc->tct = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS,
188 * Start a peer with the given configuration
189 * @param rec receive callback
190 * @param nc connect callback
191 * @param nd disconnect callback
192 * @param cb_cls closure for callback
193 * @return the peer context
196 GNUNET_TRANSPORT_TESTING_start_peer (const char * cfgname,
197 GNUNET_TRANSPORT_ReceiveCallback rec,
198 GNUNET_TRANSPORT_NotifyConnect nc,
199 GNUNET_TRANSPORT_NotifyDisconnect nd,
202 struct PeerContext * p = GNUNET_malloc (sizeof (struct PeerContext));
204 p->cfg = GNUNET_CONFIGURATION_create ();
206 GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
207 if (GNUNET_CONFIGURATION_have_value (p->cfg,"PATHS", "SERVICEHOME"))
208 GNUNET_CONFIGURATION_get_value_string (p->cfg, "PATHS", "SERVICEHOME", &p->servicehome);
209 if (NULL != p->servicehome)
210 GNUNET_DISK_directory_remove (p->servicehome);
211 p->arm_proc = GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
212 "gnunet-service-arm",
225 p->th = GNUNET_TRANSPORT_connect(p->cfg, NULL,
230 GNUNET_assert (p->th != NULL);
235 * shutdown the given peer
239 GNUNET_TRANSPORT_TESTING_stop_peer (struct PeerContext * p)
242 GNUNET_TRANSPORT_disconnect(p->th);
244 if (NULL != p->arm_proc)
246 if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
247 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
248 GNUNET_OS_process_wait (p->arm_proc);
249 GNUNET_OS_process_close (p->arm_proc);
252 GNUNET_CONFIGURATION_destroy (p->cfg);
253 if (p->servicehome != NULL)
255 GNUNET_DISK_directory_remove (p->servicehome);
256 GNUNET_free(p->servicehome);
262 * Connect the two given peers and call the callback when both peers report the
263 * inbound connect. Remarks: start_peer's notify_connect callback can be called
267 * @param cb the callback to call
268 * @param cb_cls callback cls
271 GNUNET_TRANSPORT_TESTING_connect_peers (struct PeerContext * p1,
272 struct PeerContext * p2,
273 GNUNET_TRANSPORT_TESTING_connect_cb cb,
276 struct ConnectingContext * cc = GNUNET_malloc (sizeof (struct ConnectingContext));
278 GNUNET_assert (p1 != NULL);
279 GNUNET_assert (p2 != NULL);
287 cc->th_p1 = GNUNET_TRANSPORT_connect(cc->p1->cfg, NULL,
290 ¬ify_connect_internal,
293 cc->th_p2 = GNUNET_TRANSPORT_connect(cc->p2->cfg, NULL,
296 ¬ify_connect_internal,
299 GNUNET_assert (cc->th_p1 != NULL);
300 GNUNET_assert (cc->th_p2 != NULL);
302 GNUNET_TRANSPORT_get_hello (cc->th_p1, &exchange_hello, cc);
303 GNUNET_TRANSPORT_get_hello (cc->th_p2, &exchange_hello_last, cc);
305 cc->tct = GNUNET_SCHEDULER_add_now (&try_connect, cc);
310 /* end of transport_testing.h */