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3 (C) 2008--2012 Christian Grothoff (and other contributing authors)
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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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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 * Callback to be called when an operation is completed
201 * @param cls the callback closure from functions generating an operation
202 * @param op the operation that has been finished
203 * @param emsg error message in case the operation has failed; will be NULL if
204 * operation has executed successfully.
207 op_comp_cb (void *cls, struct GNUNET_TESTBED_Operation *op, const char *emsg)
209 GNUNET_assert (PEERS_STARTED == result);
210 GNUNET_assert (NULL == peer1.operation);
211 GNUNET_assert (NULL == peer2.operation);
212 GNUNET_assert (NULL != common_operation);
213 GNUNET_TESTBED_operation_done (common_operation);
214 common_operation = NULL;
215 result = PEERS_CONNECTED;
216 LOG (GNUNET_ERROR_TYPE_DEBUG, "Peers connected\n");
217 peer1.operation = GNUNET_TESTBED_peer_stop (peer1.peer);
218 peer2.operation = GNUNET_TESTBED_peer_stop (peer2.peer);
223 * Signature of the event handler function called by the
224 * respective event controller.
227 * @param event information about the event
230 controller_cb (void *cls, const struct GNUNET_TESTBED_EventInformation *event)
234 case GNUNET_TESTBED_ET_OPERATION_FINISHED: /* Will be reached when we destroy peers */
235 GNUNET_assert (PEERS_STOPPED == result);
236 GNUNET_assert (NULL == event->details.operation_finished.op_cls);
237 GNUNET_assert (NULL == event->details.operation_finished.emsg);
238 GNUNET_assert (NULL == event->details.operation_finished.generic);
239 if (event->details.operation_finished.operation == peer1.operation)
241 GNUNET_TESTBED_operation_done (peer1.operation);
242 peer1.operation = NULL;
245 else if (event->details.operation_finished.operation == peer2.operation)
247 GNUNET_TESTBED_operation_done (peer2.operation);
248 peer2.operation = NULL;
253 if ((NULL == peer1.peer) && (NULL == peer2.peer))
256 GNUNET_SCHEDULER_add_now (&do_shutdown, NULL);
259 case GNUNET_TESTBED_ET_PEER_START:
260 GNUNET_assert (INIT == result);
261 GNUNET_assert (event->details.peer_start.host == host);
262 if (event->details.peer_start.peer == peer1.peer)
264 peer1.is_running = GNUNET_YES;
265 GNUNET_TESTBED_operation_done (peer1.operation);
266 peer1.operation = NULL;
268 else if (event->details.peer_start.peer == peer2.peer)
270 peer2.is_running = GNUNET_YES;
271 GNUNET_TESTBED_operation_done (peer2.operation);
272 peer2.operation = NULL;
276 if ((GNUNET_YES == peer1.is_running) && (GNUNET_YES == peer2.is_running))
278 result = PEERS_STARTED;
280 GNUNET_TESTBED_overlay_connect (NULL, &op_comp_cb, NULL, peer1.peer,
284 case GNUNET_TESTBED_ET_PEER_STOP:
285 GNUNET_assert (PEERS_CONNECTED == result);
286 if (event->details.peer_stop.peer == peer1.peer)
288 peer1.is_running = GNUNET_NO;
289 GNUNET_TESTBED_operation_done (peer1.operation);
290 peer1.operation = GNUNET_TESTBED_peer_destroy (peer1.peer);
292 else if (event->details.peer_stop.peer == peer2.peer)
294 peer2.is_running = GNUNET_NO;
295 GNUNET_TESTBED_operation_done (peer2.operation);
296 peer2.operation = GNUNET_TESTBED_peer_destroy (peer2.peer);
300 if ((GNUNET_NO == peer1.is_running) && (GNUNET_NO == peer2.is_running))
301 result = PEERS_STOPPED;
303 case GNUNET_TESTBED_ET_CONNECT:
304 GNUNET_assert (PEERS_STARTED == result);
305 GNUNET_assert (NULL == peer1.operation);
306 GNUNET_assert (NULL == peer2.operation);
307 GNUNET_assert (NULL != common_operation);
308 GNUNET_assert ((event->details.peer_connect.peer1 == peer1.peer) &&
309 (event->details.peer_connect.peer2 == peer2.peer));
318 * Functions of this signature are called when a peer has been successfully
321 * @param cls the closure from GNUNET_TESTBED_peer_create()
322 * @param peer the handle for the created peer; NULL on any error during
324 * @param emsg NULL if peer is not NULL; else MAY contain the error description
327 peer_create_cb (void *cls, struct GNUNET_TESTBED_Peer *peer, const char *emsg)
329 struct PeerContext *pc = cls;
331 GNUNET_assert (NULL != pc->operation);
332 GNUNET_assert (NULL != peer);
333 GNUNET_assert (NULL == pc->peer);
335 GNUNET_TESTBED_operation_done (pc->operation);
336 pc->operation = GNUNET_TESTBED_peer_start (pc->peer);
341 * Callback which will be called to after a host registration succeeded or failed
343 * @param cls the host which has been registered
344 * @param emsg the error message; NULL if host registration is successful
347 registration_comp (void *cls, const char *emsg)
349 GNUNET_assert (cls == neighbour);
352 GNUNET_TESTBED_peer_create (controller, host, cfg, &peer_create_cb,
355 GNUNET_TESTBED_peer_create (controller, host, cfg, &peer_create_cb,
357 GNUNET_assert (NULL != peer1.operation);
358 GNUNET_assert (NULL != peer2.operation);
363 * Callback to signal successfull startup of the controller process
365 * @param cls the closure from GNUNET_TESTBED_controller_start()
366 * @param cfg the configuration with which the controller has been started;
367 * NULL if status is not GNUNET_OK
368 * @param status GNUNET_OK if the startup is successfull; GNUNET_SYSERR if not,
369 * GNUNET_TESTBED_controller_stop() shouldn't be called in this case
372 status_cb (void *cls, const struct GNUNET_CONFIGURATION_Handle *cfg, int status)
376 GNUNET_assert (GNUNET_OK == status);
378 event_mask |= (1L << GNUNET_TESTBED_ET_PEER_START);
379 event_mask |= (1L << GNUNET_TESTBED_ET_PEER_STOP);
380 event_mask |= (1L << GNUNET_TESTBED_ET_CONNECT);
381 event_mask |= (1L << GNUNET_TESTBED_ET_OPERATION_FINISHED);
383 GNUNET_TESTBED_controller_connect (cfg, host, event_mask, &controller_cb,
385 GNUNET_assert (NULL != controller);
386 neighbour = GNUNET_TESTBED_host_create ("localhost", NULL, 0);
387 GNUNET_assert (NULL != neighbour);
389 GNUNET_TESTBED_register_host (controller, neighbour, ®istration_comp,
391 GNUNET_assert (NULL != reg_handle);
400 * @param args arguments passed to GNUNET_PROGRAM_run
401 * @param cfgfile the path to configuration file
402 * @param cfg the configuration file handle
405 run (void *cls, char *const *args, const char *cfgfile,
406 const struct GNUNET_CONFIGURATION_Handle *config)
408 host = GNUNET_TESTBED_host_create (NULL, NULL, 0);
409 GNUNET_assert (NULL != host);
410 cfg = GNUNET_CONFIGURATION_dup (config);
411 cp = GNUNET_TESTBED_controller_start ("127.0.0.1", host, cfg, status_cb,
414 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
415 (GNUNET_TIME_UNIT_MINUTES, 3), &do_abort,
424 main (int argc, char **argv)
428 char *const argv2[] = { "test_testbed_api_2peers",
429 "-c", "test_testbed_api.conf",
432 struct GNUNET_GETOPT_CommandLineOption options[] = {
433 GNUNET_GETOPT_OPTION_END
437 GNUNET_PROGRAM_run ((sizeof (argv2) / sizeof (char *)) - 1, argv2,
438 "test_testbed_api_2peers", "nohelp", options, &run,
440 if ((GNUNET_OK != ret) || (SUCCESS != result))