2 This file is part of GNUnet
3 (C) 2008--2012 Christian Grothoff (and other contributing authors)
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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
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
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17 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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22 * @file testbed/test_testbed_api_2peers.c
23 * @brief testcases for the testbed api: 2 peers are configured, started and
25 * @author Sree Harsha Totakura
29 #include "gnunet_util_lib.h"
30 #include "gnunet_testing_lib-new.h"
31 #include "gnunet_testbed_service.h"
35 * Generic logging shortcut
37 #define LOG(kind,...) \
38 GNUNET_log (kind, __VA_ARGS__)
41 * Relative time seconds shorthand
43 #define TIME_REL_SECS(sec) \
44 GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, sec)
55 struct GNUNET_TESTBED_Peer *peer;
58 * Operations involving this peer
60 struct GNUNET_TESTBED_Operation *operation;
63 * set to GNUNET_YES when peer is started
71 static struct GNUNET_TESTBED_Host *host;
74 * The controller process
76 static struct GNUNET_TESTBED_ControllerProc *cp;
79 * The controller handle
81 static struct GNUNET_TESTBED_Controller *controller;
86 static struct GNUNET_TESTBED_Host *neighbour;
89 * Handle for neighbour registration
91 static struct GNUNET_TESTBED_HostRegistrationHandle *reg_handle;
96 static struct PeerContext peer1;
101 static struct PeerContext peer2;
104 * Handle to configuration
106 static struct GNUNET_CONFIGURATION_Handle *cfg;
109 * Handle to operations involving both peers
111 static struct GNUNET_TESTBED_Operation *common_operation;
114 * Abort task identifier
116 static GNUNET_SCHEDULER_TaskIdentifier abort_task;
119 * Different stages in testing
140 * peers are connected
150 * Final success stage
158 static enum Stage result;
165 * @param tc the task context
168 do_shutdown (void *cls, const const struct GNUNET_SCHEDULER_TaskContext *tc)
170 if (GNUNET_SCHEDULER_NO_TASK != abort_task)
171 GNUNET_SCHEDULER_cancel (abort_task);
172 if (NULL != reg_handle)
173 GNUNET_TESTBED_cancel_registration (reg_handle);
174 GNUNET_TESTBED_controller_disconnect (controller);
175 GNUNET_CONFIGURATION_destroy (cfg);
177 GNUNET_TESTBED_controller_stop (cp);
178 GNUNET_TESTBED_host_destroy (neighbour);
179 GNUNET_TESTBED_host_destroy (host);
184 * abort task to run on test timed out
187 * @param tc the task context
190 do_abort (void *cls, const const struct GNUNET_SCHEDULER_TaskContext *tc)
192 LOG (GNUNET_ERROR_TYPE_WARNING, "Test timedout -- Aborting\n");
193 abort_task = GNUNET_SCHEDULER_NO_TASK;
194 do_shutdown (cls, tc);
199 * Signature of the event handler function called by the
200 * respective event controller.
203 * @param event information about the event
206 controller_cb (void *cls, const struct GNUNET_TESTBED_EventInformation *event)
210 case GNUNET_TESTBED_ET_OPERATION_FINISHED: /* Will be reached when we destroy peers */
211 GNUNET_assert (PEERS_STOPPED == result);
212 GNUNET_assert (NULL == event->details.operation_finished.op_cls);
213 GNUNET_assert (NULL == event->details.operation_finished.emsg);
214 GNUNET_assert (GNUNET_TESTBED_PIT_GENERIC ==
215 event->details.operation_finished.pit);
216 GNUNET_assert (NULL == event->details.operation_finished.op_result.generic);
217 if (event->details.operation_finished.operation == peer1.operation)
219 GNUNET_TESTBED_operation_done (peer1.operation);
220 peer1.operation = NULL;
223 else if (event->details.operation_finished.operation == peer2.operation)
225 GNUNET_TESTBED_operation_done (peer2.operation);
226 peer2.operation = NULL;
231 if ((NULL == peer1.peer) && (NULL == peer2.peer))
234 GNUNET_SCHEDULER_add_now (&do_shutdown, NULL);
237 case GNUNET_TESTBED_ET_PEER_START:
238 GNUNET_assert (INIT == result);
239 GNUNET_assert (event->details.peer_start.host == host);
240 if (event->details.peer_start.peer == peer1.peer)
242 peer1.is_running = GNUNET_YES;
243 GNUNET_TESTBED_operation_done (peer1.operation);
244 peer1.operation = NULL;
246 else if (event->details.peer_start.peer == peer2.peer)
248 peer2.is_running = GNUNET_YES;
249 GNUNET_TESTBED_operation_done (peer2.operation);
250 peer2.operation = NULL;
254 if ((GNUNET_YES == peer1.is_running) && (GNUNET_YES == peer2.is_running))
256 result = PEERS_STARTED;
258 GNUNET_TESTBED_overlay_connect (NULL, peer1.peer, peer2.peer);
261 case GNUNET_TESTBED_ET_PEER_STOP:
262 GNUNET_assert (PEERS_CONNECTED == result);
263 if (event->details.peer_stop.peer == peer1.peer)
265 peer1.is_running = GNUNET_NO;
266 GNUNET_TESTBED_operation_done (peer1.operation);
267 peer1.operation = GNUNET_TESTBED_peer_destroy (peer1.peer);
269 else if (event->details.peer_stop.peer == peer2.peer)
271 peer2.is_running = GNUNET_NO;
272 GNUNET_TESTBED_operation_done (peer2.operation);
273 peer2.operation = GNUNET_TESTBED_peer_destroy (peer2.peer);
277 if ((GNUNET_NO == peer1.is_running) && (GNUNET_NO == peer2.is_running))
278 result = PEERS_STOPPED;
280 case GNUNET_TESTBED_ET_CONNECT:
281 GNUNET_assert (PEERS_STARTED == result);
282 GNUNET_assert (NULL == peer1.operation);
283 GNUNET_assert (NULL == peer2.operation);
284 GNUNET_assert (NULL != common_operation);
285 GNUNET_assert ((event->details.peer_connect.peer1 == peer1.peer) &&
286 (event->details.peer_connect.peer2 == peer2.peer));
287 GNUNET_TESTBED_operation_done (common_operation);
288 common_operation = NULL;
289 result = PEERS_CONNECTED;
290 LOG (GNUNET_ERROR_TYPE_DEBUG, "Peers connected\n");
291 peer1.operation = GNUNET_TESTBED_peer_stop (peer1.peer);
292 peer2.operation = GNUNET_TESTBED_peer_stop (peer2.peer);
301 * Functions of this signature are called when a peer has been successfully
304 * @param cls the closure from GNUNET_TESTBED_peer_create()
305 * @param peer the handle for the created peer; NULL on any error during
307 * @param emsg NULL if peer is not NULL; else MAY contain the error description
310 peer_create_cb (void *cls, struct GNUNET_TESTBED_Peer *peer, const char *emsg)
312 struct PeerContext *pc = cls;
314 GNUNET_assert (NULL != pc->operation);
315 GNUNET_assert (NULL != peer);
316 GNUNET_assert (NULL == pc->peer);
318 GNUNET_TESTBED_operation_done (pc->operation);
319 pc->operation = GNUNET_TESTBED_peer_start (pc->peer);
324 * Callback which will be called to after a host registration succeeded or failed
326 * @param cls the host which has been registered
327 * @param emsg the error message; NULL if host registration is successful
330 registration_comp (void *cls, const char *emsg)
332 GNUNET_assert (cls == neighbour);
335 GNUNET_TESTBED_peer_create (controller, host, cfg, &peer_create_cb,
338 GNUNET_TESTBED_peer_create (controller, host, cfg, &peer_create_cb,
340 GNUNET_assert (NULL != peer1.operation);
341 GNUNET_assert (NULL != peer2.operation);
346 * Callback to signal successfull startup of the controller process
348 * @param cls the closure from GNUNET_TESTBED_controller_start()
349 * @param cfg the configuration with which the controller has been started;
350 * NULL if status is not GNUNET_OK
351 * @param status GNUNET_OK if the startup is successfull; GNUNET_SYSERR if not,
352 * GNUNET_TESTBED_controller_stop() shouldn't be called in this case
355 status_cb (void *cls, const struct GNUNET_CONFIGURATION_Handle *cfg, int status)
359 GNUNET_assert (GNUNET_OK == status);
361 event_mask |= (1L << GNUNET_TESTBED_ET_PEER_START);
362 event_mask |= (1L << GNUNET_TESTBED_ET_PEER_STOP);
363 event_mask |= (1L << GNUNET_TESTBED_ET_CONNECT);
364 event_mask |= (1L << GNUNET_TESTBED_ET_OPERATION_FINISHED);
366 GNUNET_TESTBED_controller_connect (cfg, host, event_mask, &controller_cb,
368 GNUNET_assert (NULL != controller);
369 neighbour = GNUNET_TESTBED_host_create ("localhost", NULL, 0);
370 GNUNET_assert (NULL != neighbour);
372 GNUNET_TESTBED_register_host (controller, neighbour, ®istration_comp,
374 GNUNET_assert (NULL != reg_handle);
383 * @param args arguments passed to GNUNET_PROGRAM_run
384 * @param cfgfile the path to configuration file
385 * @param cfg the configuration file handle
388 run (void *cls, char *const *args, const char *cfgfile,
389 const struct GNUNET_CONFIGURATION_Handle *config)
391 host = GNUNET_TESTBED_host_create (NULL, NULL, 0);
392 GNUNET_assert (NULL != host);
393 cfg = GNUNET_CONFIGURATION_dup (config);
394 cp = GNUNET_TESTBED_controller_start ("127.0.0.1", host, cfg, status_cb,
397 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
398 (GNUNET_TIME_UNIT_MINUTES, 3), &do_abort,
407 main (int argc, char **argv)
411 char *const argv2[] = { "test_testbed_api_2peers",
412 "-c", "test_testbed_api.conf",
415 struct GNUNET_GETOPT_CommandLineOption options[] = {
416 GNUNET_GETOPT_OPTION_END
420 GNUNET_PROGRAM_run ((sizeof (argv2) / sizeof (char *)) - 1, argv2,
421 "test_testbed_api_2peers", "nohelp", options, &run,
423 if ((GNUNET_OK != ret) || (SUCCESS != result))