d8a88bf2135516c2c11dc655139712fd447944b9
[lttng-tools.git] / tests / regression / tools / notification / notification.c
1 /*
2 * notification.c
3 *
4 * Tests suite for LTTng notification API
5 *
6 * Copyright (C) 2017 Jonathan Rajotte <jonathan.rajotte-julien@efficios.com>
7 *
8 * SPDX-License-Identifier: MIT
9 *
10 */
11
12 #include <assert.h>
13 #include <math.h>
14 #include <stdbool.h>
15 #include <stdio.h>
16 #include <stdlib.h>
17 #include <string.h>
18 #include <unistd.h>
19 #include <inttypes.h>
20 #include <sys/types.h>
21 #include <sys/stat.h>
22 #include <fcntl.h>
23 #include <signal.h>
24 #include <errno.h>
25 #include <poll.h>
26
27 #include <lttng/action/action.h>
28 #include <lttng/action/notify.h>
29 #include <lttng/condition/buffer-usage.h>
30 #include <lttng/condition/condition.h>
31 #include <lttng/condition/evaluation.h>
32 #include <lttng/domain.h>
33 #include <lttng/endpoint.h>
34 #include <lttng/lttng-error.h>
35 #include <lttng/notification/channel.h>
36 #include <lttng/notification/notification.h>
37 #include <lttng/trigger/trigger.h>
38 #include <lttng/lttng.h>
39
40 #include <tap/tap.h>
41
42 #define NUM_TESTS 104
43
44 int nb_args = 0;
45 int named_pipe_args_start = 0;
46 pid_t app_pid = -1;
47 const char *app_state_file = NULL;
48
49 static
50 void wait_on_file(const char *path, bool file_exist)
51 {
52 if (!path) {
53 return;
54 }
55 for (;;) {
56 int ret;
57 struct stat buf;
58
59 ret = stat(path, &buf);
60 if (ret == -1 && errno == ENOENT) {
61 if (file_exist) {
62 (void) poll(NULL, 0, 10); /* 10 ms delay */
63 continue; /* retry */
64 }
65 break; /* File does not exist */
66 }
67 if (ret) {
68 perror("stat");
69 exit(EXIT_FAILURE);
70 }
71 break; /* found */
72 }
73 }
74
75 int write_pipe(const char *path, uint8_t data)
76 {
77 int ret = 0;
78 int fd = 0;
79
80 fd = open(path, O_WRONLY | O_NONBLOCK);
81 if (fd < 0) {
82 perror("Could not open consumer control named pipe");
83 goto end;
84 }
85
86 ret = write(fd, &data , sizeof(data));
87 if (ret < 1) {
88 perror("Named pipe write failed");
89 if (close(fd)) {
90 perror("Named pipe close failed");
91 }
92 ret = -1;
93 goto end;
94 }
95
96 ret = close(fd);
97 if (ret < 0) {
98 perror("Name pipe closing failed");
99 ret = -1;
100 goto end;
101 }
102 end:
103 return ret;
104 }
105
106 int stop_consumer(const char **argv)
107 {
108 int ret = 0;
109 for (int i = named_pipe_args_start; i < nb_args; i++) {
110 ret = write_pipe(argv[i], 49);
111 }
112 return ret;
113 }
114
115 int resume_consumer(const char **argv)
116 {
117 int ret = 0;
118 for (int i = named_pipe_args_start; i < nb_args; i++) {
119 ret = write_pipe(argv[i], 0);
120 }
121 return ret;
122 }
123
124 int suspend_application()
125 {
126 int ret;
127 struct stat buf;
128
129 if (!stat(app_state_file, &buf)) {
130 fail("App is already in a suspended state.");
131 ret = -1;
132 goto error;
133 }
134
135 /*
136 * Send SIGUSR1 to application instructing it to bypass tracepoint.
137 */
138 ret = kill(app_pid, SIGUSR1);
139 if (ret) {
140 fail("SIGUSR1 failed. errno %d", errno);
141 ret = -1;
142 goto error;
143 }
144
145 wait_on_file(app_state_file, true);
146
147 error:
148 return ret;
149
150 }
151
152 int resume_application()
153 {
154 int ret;
155 struct stat buf;
156
157 ret = stat(app_state_file, &buf);
158 if (ret == -1 && errno == ENOENT) {
159 fail("State file does not exist");
160 goto error;
161 }
162 if (ret) {
163 perror("stat");
164 goto error;
165 }
166
167 ret = kill(app_pid, SIGUSR1);
168 if (ret) {
169 fail("SIGUSR1 failed. errno %d", errno);
170 ret = -1;
171 goto error;
172 }
173
174 wait_on_file(app_state_file, false);
175
176 error:
177 return ret;
178
179 }
180
181
182 void test_triggers_buffer_usage_condition(const char *session_name,
183 const char *channel_name,
184 enum lttng_domain_type domain_type,
185 enum lttng_condition_type condition_type)
186 {
187 enum lttng_condition_status condition_status;
188 struct lttng_action *action;
189
190 /* Set-up */
191 action = lttng_action_notify_create();
192 if (!action) {
193 fail("Setup error on action creation");
194 goto end;
195 }
196
197 /* Test lttng_register_trigger with null value */
198 ok(lttng_register_trigger(NULL) == -LTTNG_ERR_INVALID, "Registering a NULL trigger fails as expected");
199
200 /* Test: register a trigger */
201 unsigned int test_vector_size = 5;
202 for (unsigned int i = 0; i < pow(2,test_vector_size); i++) {
203 int loop_ret = 0;
204 char *test_tuple_string = NULL;
205 unsigned int mask_position = 0;
206 bool session_name_set = false;
207 bool channel_name_set = false;
208 bool threshold_ratio_set = false;
209 bool threshold_byte_set = false;
210 bool domain_type_set = false;
211
212 struct lttng_trigger *trigger = NULL;
213 struct lttng_condition *condition = NULL;
214
215 /* Create base condition */
216 switch (condition_type) {
217 case LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW:
218 condition = lttng_condition_buffer_usage_low_create();
219 break;
220 case LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH:
221 condition = lttng_condition_buffer_usage_high_create();
222 break;
223 default:
224 loop_ret = 1;
225 goto loop_end;
226 }
227
228 if (!condition) {
229 loop_ret = 1;
230 goto loop_end;
231
232 }
233
234 /* Prepare the condition for trigger registration test */
235
236 /* Set session name */
237 if ((1 << mask_position) & i) {
238 condition_status = lttng_condition_buffer_usage_set_session_name(
239 condition, session_name);
240 if (condition_status != LTTNG_CONDITION_STATUS_OK) {
241 loop_ret = 1;
242 goto loop_end;
243 }
244 session_name_set = true;
245 }
246 mask_position++;
247
248 /* Set channel name */
249 if ((1 << mask_position) & i) {
250 condition_status = lttng_condition_buffer_usage_set_channel_name(
251 condition, channel_name);
252 if (condition_status != LTTNG_CONDITION_STATUS_OK) {
253 loop_ret = 1;
254 goto loop_end;
255 }
256 channel_name_set = true;
257 }
258 mask_position++;
259
260 /* Set threshold ratio */
261 if ((1 << mask_position) & i) {
262 condition_status = lttng_condition_buffer_usage_set_threshold_ratio(
263 condition, 0.0);
264 if (condition_status != LTTNG_CONDITION_STATUS_OK) {
265 loop_ret = 1;
266 goto loop_end;
267 }
268 threshold_ratio_set = true;
269 }
270 mask_position++;
271
272 /* Set threshold byte */
273 if ((1 << mask_position) & i) {
274 condition_status = lttng_condition_buffer_usage_set_threshold(
275 condition, 0);
276 if (condition_status != LTTNG_CONDITION_STATUS_OK) {
277 loop_ret = 1;
278 goto loop_end;
279 }
280 threshold_byte_set = true;
281 }
282 mask_position++;
283
284 /* Set domain type */
285 if ((1 << mask_position) & i) {
286 condition_status = lttng_condition_buffer_usage_set_domain_type(
287 condition, LTTNG_DOMAIN_UST);
288 if (condition_status != LTTNG_CONDITION_STATUS_OK) {
289 loop_ret = 1;
290 goto loop_end;
291 }
292 domain_type_set = true;
293 }
294
295 /* Safety check */
296 if (mask_position != test_vector_size -1) {
297 assert("Logic error for test vector generation");
298 }
299
300 loop_ret = asprintf(&test_tuple_string, "session name %s, channel name %s, threshold ratio %s, threshold byte %s, domain type %s",
301 session_name_set ? "set" : "unset",
302 channel_name_set ? "set" : "unset",
303 threshold_ratio_set ? "set" : "unset",
304 threshold_byte_set ? "set" : "unset",
305 domain_type_set? "set" : "unset");
306 if (!test_tuple_string || loop_ret < 0) {
307 loop_ret = 1;
308 goto loop_end;
309 }
310
311 /* Create trigger */
312 trigger = lttng_trigger_create(condition, action);
313 if (!trigger) {
314 loop_ret = 1;
315 goto loop_end;
316 }
317
318 loop_ret = lttng_register_trigger(trigger);
319
320 loop_end:
321 if (loop_ret == 1) {
322 fail("Setup error occurred for tuple: %s", test_tuple_string);
323 goto loop_cleanup;
324 }
325
326 /* This combination happens three times */
327 if (session_name_set && channel_name_set
328 && (threshold_ratio_set || threshold_byte_set)
329 && domain_type_set) {
330 ok(loop_ret == 0, "Trigger is registered: %s", test_tuple_string);
331
332 /*
333 * Test that a trigger cannot be registered
334 * multiple time.
335 */
336 loop_ret = lttng_register_trigger(trigger);
337 ok(loop_ret == -LTTNG_ERR_TRIGGER_EXISTS, "Re-register trigger fails as expected: %s", test_tuple_string);
338
339 /* Test that a trigger can be unregistered */
340 loop_ret = lttng_unregister_trigger(trigger);
341 ok(loop_ret == 0, "Unregister trigger: %s", test_tuple_string);
342
343 /*
344 * Test that unregistration of a non-previously
345 * registered trigger fail.
346 */
347 loop_ret = lttng_unregister_trigger(trigger);
348 ok(loop_ret == -LTTNG_ERR_TRIGGER_NOT_FOUND, "Unregister of a non-registerd trigger fails as expected: %s", test_tuple_string);
349 } else {
350 ok(loop_ret == -LTTNG_ERR_INVALID_TRIGGER, "Trigger is invalid as expected and cannot be registered: %s", test_tuple_string);
351 }
352
353 loop_cleanup:
354 free(test_tuple_string);
355 lttng_trigger_destroy(trigger);
356 lttng_condition_destroy(condition);
357 }
358
359 end:
360 lttng_action_destroy(action);
361 }
362
363 static
364 void wait_data_pending(const char *session_name)
365 {
366 int ret;
367
368 do {
369 ret = lttng_data_pending(session_name);
370 assert(ret >= 0);
371 } while (ret != 0);
372 }
373
374 void test_notification_channel(const char *session_name, const char *channel_name, const enum lttng_domain_type domain_type, const char **argv)
375 {
376 int ret = 0;
377 enum lttng_condition_status condition_status;
378 enum lttng_notification_channel_status nc_status;
379
380 struct lttng_action *action = NULL;
381 struct lttng_notification *notification = NULL;
382 struct lttng_notification_channel *notification_channel = NULL;
383 struct lttng_trigger *trigger = NULL;
384
385 struct lttng_condition *low_condition = NULL;
386 struct lttng_condition *high_condition = NULL;
387 struct lttng_condition *dummy_invalid_condition = NULL;
388 struct lttng_condition *dummy_condition = NULL;
389
390 double low_ratio = 0.0;
391 double high_ratio = 0.99;
392
393 /* Set-up */
394 action = lttng_action_notify_create();
395 if (!action) {
396 fail("Setup error on action creation");
397 goto end;
398 }
399
400 /* Create a dummy, empty condition for later test */
401 dummy_invalid_condition = lttng_condition_buffer_usage_low_create();
402 if (!dummy_invalid_condition) {
403 fail("Setup error on condition creation");
404 goto end;
405 }
406
407 /* Create a valid dummy condition with a ratio of 0.5 */
408 dummy_condition = lttng_condition_buffer_usage_low_create();
409 if (!dummy_condition) {
410 fail("Setup error on dummy_condition creation");
411 goto end;
412
413 }
414 condition_status = lttng_condition_buffer_usage_set_threshold_ratio(
415 dummy_condition, 0.5);
416 if (condition_status != LTTNG_CONDITION_STATUS_OK) {
417 fail("Setup error on condition creation");
418 goto end;
419 }
420
421 condition_status = lttng_condition_buffer_usage_set_session_name(
422 dummy_condition, session_name);
423 if (condition_status != LTTNG_CONDITION_STATUS_OK) {
424 fail("Setup error on dummy_condition creation");
425 goto end;
426 }
427 condition_status = lttng_condition_buffer_usage_set_channel_name(
428 dummy_condition, channel_name);
429 if (condition_status != LTTNG_CONDITION_STATUS_OK) {
430 fail("Setup error on dummy_condition creation");
431 goto end;
432 }
433 condition_status = lttng_condition_buffer_usage_set_domain_type(
434 dummy_condition, domain_type);
435 if (condition_status != LTTNG_CONDITION_STATUS_OK) {
436 fail("Setup error on dummy_condition creation");
437 goto end;
438 }
439
440 /* Register a low condition with a ratio */
441 low_condition = lttng_condition_buffer_usage_low_create();
442 if (!low_condition) {
443 fail("Setup error on low_condition creation");
444 goto end;
445 }
446 condition_status = lttng_condition_buffer_usage_set_threshold_ratio(
447 low_condition, low_ratio);
448 if (condition_status != LTTNG_CONDITION_STATUS_OK) {
449 fail("Setup error on low_condition creation");
450 goto end;
451 }
452
453 condition_status = lttng_condition_buffer_usage_set_session_name(
454 low_condition, session_name);
455 if (condition_status != LTTNG_CONDITION_STATUS_OK) {
456 fail("Setup error on low_condition creation");
457 goto end;
458 }
459 condition_status = lttng_condition_buffer_usage_set_channel_name(
460 low_condition, channel_name);
461 if (condition_status != LTTNG_CONDITION_STATUS_OK) {
462 fail("Setup error on low_condition creation");
463 goto end;
464 }
465 condition_status = lttng_condition_buffer_usage_set_domain_type(
466 low_condition, domain_type);
467 if (condition_status != LTTNG_CONDITION_STATUS_OK) {
468 fail("Setup error on low_condition creation");
469 goto end;
470
471 }
472
473 /* Register a high condition with a ratio */
474 high_condition = lttng_condition_buffer_usage_high_create();
475 if (!high_condition) {
476 fail("Setup error on high_condition creation");
477 goto end;
478 }
479
480 condition_status = lttng_condition_buffer_usage_set_threshold_ratio(
481 high_condition, high_ratio);
482 if (condition_status != LTTNG_CONDITION_STATUS_OK) {
483 fail("Setup error on high_condition creation");
484 goto end;
485 }
486
487 condition_status = lttng_condition_buffer_usage_set_session_name(
488 high_condition, session_name);
489 if (condition_status != LTTNG_CONDITION_STATUS_OK) {
490 fail("Setup error on high_condition creation");
491 goto end;
492 }
493 condition_status = lttng_condition_buffer_usage_set_channel_name(
494 high_condition, channel_name);
495 if (condition_status != LTTNG_CONDITION_STATUS_OK) {
496 fail("Setup error on high_condition creation");
497 goto end;
498 }
499 condition_status = lttng_condition_buffer_usage_set_domain_type(
500 high_condition, domain_type);
501 if (condition_status != LTTNG_CONDITION_STATUS_OK) {
502 fail("Setup error on high_condition creation");
503 goto end;
504 }
505
506 /* Register the triggers for low and high condition */
507 trigger = lttng_trigger_create(low_condition, action);
508 if (!trigger) {
509 fail("Setup error on low trigger creation");
510 goto end;
511 }
512
513 ret = lttng_register_trigger(trigger);
514 if (ret) {
515 fail("Setup error on low trigger registration");
516 goto end;
517 }
518
519 lttng_trigger_destroy(trigger);
520 trigger = NULL;
521
522 trigger = lttng_trigger_create(high_condition, action);
523 if (!trigger) {
524 fail("Setup error on high trigger creation");
525 goto end;
526 }
527
528 ret = lttng_register_trigger(trigger);
529 if (ret) {
530 fail("Setup error on high trigger registration");
531 goto end;
532 }
533
534 /* Begin testing */
535 notification_channel = lttng_notification_channel_create(lttng_session_daemon_notification_endpoint);
536 ok(notification_channel, "Notification channel object creation");
537 if (!notification_channel) {
538 goto end;
539 }
540
541 /* Basic error path check */
542 nc_status = lttng_notification_channel_subscribe(NULL, NULL);
543 ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, "Notification channel subscription is invalid: NULL, NULL");
544
545 nc_status = lttng_notification_channel_subscribe(notification_channel, NULL);
546 ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, "Notification channel subscription is invalid: NON-NULL, NULL");
547
548 nc_status = lttng_notification_channel_subscribe(NULL, low_condition);
549 ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, "Notification channel subscription is invalid: NULL, NON-NULL");
550
551 nc_status = lttng_notification_channel_subscribe(notification_channel, dummy_invalid_condition);
552 ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, "Subscribing to an invalid condition");
553
554 nc_status = lttng_notification_channel_unsubscribe(notification_channel, dummy_invalid_condition);
555 ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, "Unsubscribing from an invalid condition");
556
557 nc_status = lttng_notification_channel_unsubscribe(notification_channel, dummy_condition);
558 ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_UNKNOWN_CONDITION, "Unsubscribing from a valid unknown condition");
559
560 /* Subscribe a valid low condition */
561 nc_status = lttng_notification_channel_subscribe(notification_channel, low_condition);
562 ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, "Subscribe to condition");
563
564 /* Subscribe a valid high condition */
565 nc_status = lttng_notification_channel_subscribe(notification_channel, high_condition);
566 ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, "Subscribe to condition");
567
568 nc_status = lttng_notification_channel_subscribe(notification_channel, low_condition);
569 ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_ALREADY_SUBSCRIBED, "Subscribe to a condition for which subscription was already done");
570
571 nc_status = lttng_notification_channel_subscribe(notification_channel, high_condition);
572 ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_ALREADY_SUBSCRIBED, "Subscribe to a condition for which subscription was already done");
573
574 /* Wait for notification to happen */
575 stop_consumer(argv);
576 lttng_start_tracing(session_name);
577
578 /* Wait for high notification */
579 nc_status = lttng_notification_channel_get_next_notification(notification_channel, &notification);
580 ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK
581 && notification
582 && lttng_condition_get_type(lttng_notification_get_condition(notification)) == LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH,
583 "High notification received after intermediary communication");
584 lttng_notification_destroy(notification);
585 notification = NULL;
586
587 suspend_application();
588 lttng_stop_tracing_no_wait(session_name);
589 resume_consumer(argv);
590 wait_data_pending(session_name);
591
592 /*
593 * Test that communication still work even if there is notification
594 * waiting for consumption.
595 */
596
597 nc_status = lttng_notification_channel_unsubscribe(notification_channel, low_condition);
598 ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, "Unsubscribe with pending notification");
599
600 nc_status = lttng_notification_channel_subscribe(notification_channel, low_condition);
601 ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, "subscribe with pending notification");
602
603 nc_status = lttng_notification_channel_get_next_notification(notification_channel, &notification);
604 ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK
605 && notification
606 && lttng_condition_get_type(lttng_notification_get_condition(notification)) == LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW,
607 "Low notification received after intermediary communication");
608 lttng_notification_destroy(notification);
609 notification = NULL;
610
611 /* Stop consumer to force a high notification */
612 stop_consumer(argv);
613 resume_application();
614 lttng_start_tracing(session_name);
615
616 nc_status = lttng_notification_channel_get_next_notification(notification_channel, &notification);
617 ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification &&
618 lttng_condition_get_type(lttng_notification_get_condition(notification)) == LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH,
619 "High notification received after intermediary communication");
620 lttng_notification_destroy(notification);
621 notification = NULL;
622
623 suspend_application();
624 lttng_stop_tracing_no_wait(session_name);
625 resume_consumer(argv);
626 wait_data_pending(session_name);
627
628 nc_status = lttng_notification_channel_get_next_notification(notification_channel, &notification);
629 ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification &&
630 lttng_condition_get_type(lttng_notification_get_condition(notification)) == LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW,
631 "Low notification received after re-subscription");
632 lttng_notification_destroy(notification);
633 notification = NULL;
634
635 stop_consumer(argv);
636 resume_application();
637 /* Stop consumer to force a high notification */
638 lttng_start_tracing(session_name);
639
640 nc_status = lttng_notification_channel_get_next_notification(notification_channel, &notification);
641 ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification &&
642 lttng_condition_get_type(lttng_notification_get_condition(notification)) == LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH,
643 "High notification");
644 lttng_notification_destroy(notification);
645 notification = NULL;
646
647 /* Resume consumer to allow event consumption */
648 suspend_application();
649 lttng_stop_tracing_no_wait(session_name);
650 resume_consumer(argv);
651 wait_data_pending(session_name);
652
653 nc_status = lttng_notification_channel_unsubscribe(notification_channel, low_condition);
654 ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, "Unsubscribe low condition with pending notification");
655 nc_status = lttng_notification_channel_unsubscribe(notification_channel, high_condition);
656 ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, "Unsubscribe high condition with pending notification");
657
658 end:
659 lttng_notification_channel_destroy(notification_channel);
660 lttng_trigger_destroy(trigger);
661 lttng_action_destroy(action);
662 lttng_condition_destroy(low_condition);
663 lttng_condition_destroy(high_condition);
664 lttng_condition_destroy(dummy_invalid_condition);
665 lttng_condition_destroy(dummy_condition);
666 }
667
668 int main(int argc, const char *argv[])
669 {
670 const char *session_name = NULL;
671 const char *channel_name = NULL;
672 const char *domain_type_string = NULL;
673 enum lttng_domain_type domain_type = LTTNG_DOMAIN_NONE;
674
675 plan_tests(NUM_TESTS);
676
677 /* Argument 6 and upward are named pipe location for consumerd control */
678 named_pipe_args_start = 6;
679
680 if (argc < 7) {
681 fail("Missing parameter for tests to run %d", argc);
682 goto error;
683 }
684
685 nb_args = argc;
686
687 domain_type_string = argv[1];
688 session_name = argv[2];
689 channel_name = argv[3];
690 app_pid = (pid_t) atoi(argv[4]);
691 app_state_file = argv[5];
692
693 if (!strcmp("LTTNG_DOMAIN_UST", domain_type_string)) {
694 domain_type = LTTNG_DOMAIN_UST;
695 }
696 if (!strcmp("LTTNG_DOMAIN_KERNEL", domain_type_string)) {
697 domain_type = LTTNG_DOMAIN_KERNEL;
698 }
699 if (domain_type == LTTNG_DOMAIN_NONE) {
700 fail("Unknown domain type");
701 goto error;
702 }
703
704 diag("Test trigger for domain %s with buffer_usage_low condition", domain_type_string);
705 test_triggers_buffer_usage_condition(session_name, channel_name, domain_type, LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW);
706 diag("Test trigger for domain %s with buffer_usage_high condition", domain_type_string);
707 test_triggers_buffer_usage_condition(session_name, channel_name, domain_type, LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH);
708
709 diag("Test notification channel api for domain %s", domain_type_string);
710 test_notification_channel(session_name, channel_name, domain_type, argv);
711 error:
712 return exit_status();
713 }
714
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