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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 * Delayed connect job identifier
121 static GNUNET_SCHEDULER_TaskIdentifier delayed_connect_task;
124 * Different stages in testing
145 * peers are connected
150 * Peers are connected once again (this should not fail as they are already connected)
160 * Final success stage
168 static enum Stage result;
175 * @param tc the task context
178 do_shutdown (void *cls, const const struct GNUNET_SCHEDULER_TaskContext *tc)
180 if (GNUNET_SCHEDULER_NO_TASK != abort_task)
181 GNUNET_SCHEDULER_cancel (abort_task);
182 GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == delayed_connect_task);
183 if (NULL != reg_handle)
184 GNUNET_TESTBED_cancel_registration (reg_handle);
185 GNUNET_TESTBED_controller_disconnect (controller);
186 GNUNET_CONFIGURATION_destroy (cfg);
188 GNUNET_TESTBED_controller_stop (cp);
189 GNUNET_TESTBED_host_destroy (neighbour);
190 GNUNET_TESTBED_host_destroy (host);
195 * abort task to run on test timed out
198 * @param tc the task context
201 do_abort (void *cls, const const struct GNUNET_SCHEDULER_TaskContext *tc)
203 LOG (GNUNET_ERROR_TYPE_WARNING, "Test timedout -- Aborting\n");
204 abort_task = GNUNET_SCHEDULER_NO_TASK;
205 GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == delayed_connect_task);
206 do_shutdown (cls, tc);
211 * Callback to be called when an operation is completed
213 * @param cls the callback closure from functions generating an operation
214 * @param op the operation that has been finished
215 * @param emsg error message in case the operation has failed; will be NULL if
216 * operation has executed successfully.
219 op_comp_cb (void *cls, struct GNUNET_TESTBED_Operation *op, const char *emsg);
223 * task for delaying a connect
226 * @param tc the task context
229 do_delayed_connect (void *cls, const const struct GNUNET_SCHEDULER_TaskContext *tc)
231 delayed_connect_task = GNUNET_SCHEDULER_NO_TASK;
232 GNUNET_assert (NULL == common_operation);
233 common_operation = GNUNET_TESTBED_overlay_connect (NULL, &op_comp_cb, NULL,
234 peer1.peer, peer2.peer);
239 * Callback to be called when an operation is completed
241 * @param cls the callback closure from functions generating an operation
242 * @param op the operation that has been finished
243 * @param emsg error message in case the operation has failed; will be NULL if
244 * operation has executed successfully.
247 op_comp_cb (void *cls, struct GNUNET_TESTBED_Operation *op, const char *emsg)
249 GNUNET_assert (common_operation == op);
253 GNUNET_assert (NULL == peer1.operation);
254 GNUNET_assert (NULL == peer2.operation);
255 GNUNET_assert (NULL != common_operation);
256 GNUNET_TESTBED_operation_done (common_operation);
257 common_operation = NULL;
258 result = PEERS_CONNECTED;
259 LOG (GNUNET_ERROR_TYPE_DEBUG, "Peers connected\n");
260 delayed_connect_task =
261 GNUNET_SCHEDULER_add_delayed (TIME_REL_SECS (3),
262 &do_delayed_connect, NULL);
264 case PEERS_CONNECTED:
265 GNUNET_assert (NULL == peer1.operation);
266 GNUNET_assert (NULL == peer2.operation);
267 GNUNET_assert (NULL != common_operation);
268 GNUNET_TESTBED_operation_done (common_operation);
269 common_operation = NULL;
270 result = PEERS_CONNECTED_2;
271 LOG (GNUNET_ERROR_TYPE_DEBUG, "Peers connected again\n");
272 peer1.operation = GNUNET_TESTBED_peer_stop (peer1.peer, NULL, NULL);
273 peer2.operation = GNUNET_TESTBED_peer_stop (peer2.peer, NULL, NULL);
282 * Signature of the event handler function called by the
283 * respective event controller.
286 * @param event information about the event
289 controller_cb (void *cls, const struct GNUNET_TESTBED_EventInformation *event)
293 case GNUNET_TESTBED_ET_OPERATION_FINISHED: /* Will be reached when we destroy peers */
294 GNUNET_assert (PEERS_STOPPED == result);
295 GNUNET_assert (NULL == event->details.operation_finished.op_cls);
296 GNUNET_assert (NULL == event->details.operation_finished.emsg);
297 GNUNET_assert (NULL == event->details.operation_finished.generic);
298 if (event->details.operation_finished.operation == peer1.operation)
300 GNUNET_TESTBED_operation_done (peer1.operation);
301 peer1.operation = NULL;
304 else if (event->details.operation_finished.operation == peer2.operation)
306 GNUNET_TESTBED_operation_done (peer2.operation);
307 peer2.operation = NULL;
312 if ((NULL == peer1.peer) && (NULL == peer2.peer))
315 GNUNET_SCHEDULER_add_now (&do_shutdown, NULL);
318 case GNUNET_TESTBED_ET_PEER_START:
319 GNUNET_assert (INIT == result);
320 GNUNET_assert (event->details.peer_start.host == host);
321 if (event->details.peer_start.peer == peer1.peer)
323 peer1.is_running = GNUNET_YES;
324 GNUNET_TESTBED_operation_done (peer1.operation);
325 peer1.operation = NULL;
327 else if (event->details.peer_start.peer == peer2.peer)
329 peer2.is_running = GNUNET_YES;
330 GNUNET_TESTBED_operation_done (peer2.operation);
331 peer2.operation = NULL;
335 if ((GNUNET_YES == peer1.is_running) && (GNUNET_YES == peer2.is_running))
337 result = PEERS_STARTED;
339 GNUNET_TESTBED_overlay_connect (NULL, &op_comp_cb, NULL, peer1.peer,
343 case GNUNET_TESTBED_ET_PEER_STOP:
344 GNUNET_assert (PEERS_CONNECTED_2 == result);
345 if (event->details.peer_stop.peer == peer1.peer)
347 peer1.is_running = GNUNET_NO;
348 GNUNET_TESTBED_operation_done (peer1.operation);
349 peer1.operation = GNUNET_TESTBED_peer_destroy (peer1.peer);
351 else if (event->details.peer_stop.peer == peer2.peer)
353 peer2.is_running = GNUNET_NO;
354 GNUNET_TESTBED_operation_done (peer2.operation);
355 peer2.operation = GNUNET_TESTBED_peer_destroy (peer2.peer);
359 if ((GNUNET_NO == peer1.is_running) && (GNUNET_NO == peer2.is_running))
360 result = PEERS_STOPPED;
362 case GNUNET_TESTBED_ET_CONNECT:
366 case PEERS_CONNECTED:
367 GNUNET_assert (NULL == peer1.operation);
368 GNUNET_assert (NULL == peer2.operation);
369 GNUNET_assert (NULL != common_operation);
370 GNUNET_assert ((event->details.peer_connect.peer1 == peer1.peer) &&
371 (event->details.peer_connect.peer2 == peer2.peer));
384 * Functions of this signature are called when a peer has been successfully
387 * @param cls the closure from GNUNET_TESTBED_peer_create()
388 * @param peer the handle for the created peer; NULL on any error during
390 * @param emsg NULL if peer is not NULL; else MAY contain the error description
393 peer_create_cb (void *cls, struct GNUNET_TESTBED_Peer *peer, const char *emsg)
395 struct PeerContext *pc = cls;
397 GNUNET_assert (NULL != pc->operation);
398 GNUNET_assert (NULL != peer);
399 GNUNET_assert (NULL == pc->peer);
401 GNUNET_TESTBED_operation_done (pc->operation);
402 pc->operation = GNUNET_TESTBED_peer_start (pc->peer, NULL, NULL);
407 * Callback which will be called to after a host registration succeeded or failed
409 * @param cls the host which has been registered
410 * @param emsg the error message; NULL if host registration is successful
413 registration_comp (void *cls, const char *emsg)
415 GNUNET_assert (cls == neighbour);
418 GNUNET_TESTBED_peer_create (controller, host, cfg, &peer_create_cb,
421 GNUNET_TESTBED_peer_create (controller, host, cfg, &peer_create_cb,
423 GNUNET_assert (NULL != peer1.operation);
424 GNUNET_assert (NULL != peer2.operation);
429 * Callback to signal successfull startup of the controller process
431 * @param cls the closure from GNUNET_TESTBED_controller_start()
432 * @param cfg the configuration with which the controller has been started;
433 * NULL if status is not GNUNET_OK
434 * @param status GNUNET_OK if the startup is successfull; GNUNET_SYSERR if not,
435 * GNUNET_TESTBED_controller_stop() shouldn't be called in this case
438 status_cb (void *cls, const struct GNUNET_CONFIGURATION_Handle *cfg, int status)
442 GNUNET_assert (GNUNET_OK == status);
444 event_mask |= (1L << GNUNET_TESTBED_ET_PEER_START);
445 event_mask |= (1L << GNUNET_TESTBED_ET_PEER_STOP);
446 event_mask |= (1L << GNUNET_TESTBED_ET_CONNECT);
447 event_mask |= (1L << GNUNET_TESTBED_ET_OPERATION_FINISHED);
449 GNUNET_TESTBED_controller_connect (cfg, host, event_mask, &controller_cb,
451 GNUNET_assert (NULL != controller);
452 neighbour = GNUNET_TESTBED_host_create ("localhost", NULL, 0);
453 GNUNET_assert (NULL != neighbour);
455 GNUNET_TESTBED_register_host (controller, neighbour, ®istration_comp,
457 GNUNET_assert (NULL != reg_handle);
466 * @param args arguments passed to GNUNET_PROGRAM_run
467 * @param cfgfile the path to configuration file
468 * @param cfg the configuration file handle
471 run (void *cls, char *const *args, const char *cfgfile,
472 const struct GNUNET_CONFIGURATION_Handle *config)
474 host = GNUNET_TESTBED_host_create (NULL, NULL, 0);
475 GNUNET_assert (NULL != host);
476 cfg = GNUNET_CONFIGURATION_dup (config);
477 cp = GNUNET_TESTBED_controller_start ("127.0.0.1", host, cfg, status_cb,
480 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
481 (GNUNET_TIME_UNIT_MINUTES, 3), &do_abort,
490 main (int argc, char **argv)
494 char *const argv2[] = { "test_testbed_api_2peers",
495 "-c", "test_testbed_api.conf",
498 struct GNUNET_GETOPT_CommandLineOption options[] = {
499 GNUNET_GETOPT_OPTION_END
503 GNUNET_PROGRAM_run ((sizeof (argv2) / sizeof (char *)) - 1, argv2,
504 "test_testbed_api_2peers", "nohelp", options, &run,
506 if ((GNUNET_OK != ret) || (SUCCESS != result))
511 /* end of test_testbed_api_2peers.c */