Commit | Line | Data |
---|---|---|
434f8068 JR |
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 | * | |
9d16b343 | 8 | * SPDX-License-Identifier: MIT |
434f8068 | 9 | * |
434f8068 JR |
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> | |
854382b8 | 23 | #include <signal.h> |
854382b8 | 24 | #include <poll.h> |
434f8068 | 25 | |
edf4b93e | 26 | #include <common/compat/errno.h> |
7948461b | 27 | #include <lttng/lttng.h> |
434f8068 JR |
28 | |
29 | #include <tap/tap.h> | |
30 | ||
c3e68e71 JR |
31 | /* A callback to populate the condition capture descriptor */ |
32 | typedef int (*condition_capture_desc_cb)(struct lttng_condition *condition); | |
33 | ||
34 | /* A callback for captured field validation */ | |
35 | typedef int (*validate_cb)(const struct lttng_event_field_value *event_field, unsigned iteration); | |
36 | ||
434f8068 JR |
37 | int nb_args = 0; |
38 | int named_pipe_args_start = 0; | |
7344b6a3 | 39 | pid_t app_pid = 0; |
854382b8 JR |
40 | const char *app_state_file = NULL; |
41 | ||
c3e68e71 JR |
42 | enum field_type { |
43 | FIELD_TYPE_PAYLOAD, | |
44 | FIELD_TYPE_CONTEXT, | |
45 | FIELD_TYPE_APP_CONTEXT, | |
46 | FIELD_TYPE_ARRAY_FIELD, | |
47 | }; | |
48 | ||
49 | struct capture_base_field_tuple { | |
50 | char* field_name; | |
51 | enum field_type field_type; | |
52 | bool expected_ust; // Do we expect a capture? | |
53 | bool expected_kernel; // Do we expect a capture? | |
54 | validate_cb validate_ust; | |
55 | validate_cb validate_kernel; | |
56 | }; | |
57 | ||
58 | static | |
59 | const char *field_value_type_to_str(enum lttng_event_field_value_type type) | |
60 | { | |
61 | switch (type) { | |
62 | case LTTNG_EVENT_FIELD_VALUE_TYPE_UNKNOWN: | |
63 | return "UNKNOWN"; | |
64 | case LTTNG_EVENT_FIELD_VALUE_TYPE_INVALID: | |
65 | return "INVALID"; | |
66 | case LTTNG_EVENT_FIELD_VALUE_TYPE_UNSIGNED_INT: | |
67 | return "UNSIGNED INT"; | |
68 | case LTTNG_EVENT_FIELD_VALUE_TYPE_SIGNED_INT: | |
69 | return "SIGNED INT"; | |
70 | case LTTNG_EVENT_FIELD_VALUE_TYPE_UNSIGNED_ENUM: | |
71 | return "UNSIGNED ENUM"; | |
72 | case LTTNG_EVENT_FIELD_VALUE_TYPE_SIGNED_ENUM: | |
73 | return "SIGNED ENUM"; | |
74 | case LTTNG_EVENT_FIELD_VALUE_TYPE_REAL: | |
75 | return "REAL"; | |
76 | case LTTNG_EVENT_FIELD_VALUE_TYPE_STRING: | |
77 | return "STRING"; | |
78 | case LTTNG_EVENT_FIELD_VALUE_TYPE_ARRAY: | |
79 | return "ARRAY"; | |
80 | default: | |
81 | abort(); | |
82 | } | |
83 | } | |
84 | ||
85 | static int validate_type( | |
86 | const struct lttng_event_field_value *event_field, | |
87 | enum lttng_event_field_value_type expect) | |
88 | { | |
89 | int ret; | |
90 | enum lttng_event_field_value_type value; | |
91 | ||
92 | value = lttng_event_field_value_get_type(event_field); | |
93 | if (value == LTTNG_EVENT_FIELD_VALUE_TYPE_INVALID) { | |
94 | ret = 1; | |
95 | goto end; | |
96 | } | |
97 | ||
98 | ret = (expect == value); | |
99 | ok(ret, "Expected field type: %s got %s", | |
100 | field_value_type_to_str(expect), | |
101 | field_value_type_to_str(value)); | |
102 | ||
103 | ret = !ret; | |
104 | ||
105 | end: | |
106 | return ret; | |
107 | } | |
108 | ||
109 | /* | |
110 | * Validate unsigned captured field against the iteration number. | |
111 | * The iteration number is always unsigned and will always be compared to value | |
112 | * under MAX_UINT. | |
113 | */ | |
114 | static int validate_unsigned_int_field( | |
115 | const struct lttng_event_field_value *event_field, | |
116 | unsigned int iteration) | |
117 | { | |
118 | int ret; | |
119 | uint64_t value; | |
120 | enum lttng_event_field_value_status status; | |
121 | ||
122 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_UNSIGNED_INT); | |
123 | if (ret) { | |
124 | goto end; | |
125 | } | |
126 | ||
127 | status = lttng_event_field_value_unsigned_int_get_value( | |
128 | event_field , &value); | |
129 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
130 | fail("lttng_event_field_value_unsigned_int_get_value"); | |
131 | ret = 1; | |
132 | goto end; | |
133 | } | |
134 | ||
135 | ret = (value == (uint64_t) iteration); | |
136 | ok (ret, "Expected unsigned int of value: %u got %" PRIu64, iteration, value); | |
137 | ||
138 | ret = !ret; | |
139 | ||
140 | end: | |
141 | ||
142 | return ret; | |
143 | } | |
144 | ||
145 | /* | |
146 | * Validate signed captured field. | |
147 | * Value should be -1. | |
148 | */ | |
149 | static int validate_signed_int_field( | |
150 | const struct lttng_event_field_value *event_field, | |
151 | unsigned int iteration) | |
152 | { | |
153 | int ret; | |
154 | int64_t expected = -1; | |
155 | int64_t value; | |
156 | enum lttng_event_field_value_status status; | |
157 | ||
158 | /* Unused */ | |
159 | (void) iteration; | |
160 | ||
161 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_SIGNED_INT); | |
162 | if (ret) { | |
163 | goto end; | |
164 | } | |
165 | ||
166 | status = lttng_event_field_value_signed_int_get_value( | |
167 | event_field , &value); | |
168 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
169 | fail("lttng_event_field_value_signed_int_get_value"); | |
170 | ret = 1; | |
171 | goto end; | |
172 | } | |
173 | ||
174 | ret = (value == expected); | |
175 | ok(ret, "Expected signed int of value: %" PRId64 " got %" PRId64, expected, value); | |
176 | ||
177 | ret = !ret; | |
178 | ||
179 | end: | |
180 | ||
181 | return ret; | |
182 | } | |
183 | ||
184 | /* | |
185 | * Validate array of unsigned int. | |
186 | */ | |
187 | static int validate_array_unsigned_int_field( | |
188 | const struct lttng_event_field_value *event_field, | |
189 | unsigned int iteration) | |
190 | { | |
191 | int ret; | |
192 | enum lttng_event_field_value_status status; | |
193 | unsigned int expected = 3; | |
194 | unsigned int count; | |
195 | ||
196 | /* Unused */ | |
197 | (void) iteration; | |
198 | ||
199 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_ARRAY); | |
200 | if (ret) { | |
201 | goto end; | |
202 | } | |
203 | ||
204 | status = lttng_event_field_value_array_get_length(event_field, &count); | |
205 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
206 | fail("lttng_event_field_value_array_get_length"); | |
207 | ret = 1; | |
208 | goto end; | |
209 | } | |
210 | ||
211 | ret = (count == expected); | |
212 | ok(ret, "Expected %d subelements got %d", expected, count); | |
213 | if (!ret) { | |
214 | ret = 1; | |
215 | goto end; | |
216 | } | |
217 | ||
218 | for (unsigned int i = 1; i < count + 1; i++) { | |
219 | const struct lttng_event_field_value *value; | |
220 | status = lttng_event_field_value_array_get_element_at_index( | |
221 | event_field, i - 1, &value); | |
222 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
223 | fail("lttng_event_field_value_array_get_element_at_index"); | |
224 | ret = 1; | |
225 | goto end; | |
226 | } | |
227 | ret = validate_unsigned_int_field(value, i); | |
228 | if (ret) { | |
229 | goto end; | |
230 | } | |
231 | } | |
232 | ||
233 | ret = 0; | |
234 | end: | |
235 | ||
236 | return ret; | |
237 | } | |
238 | static int validate_array_unsigned_int_field_at_index( | |
239 | const struct lttng_event_field_value *event_field, | |
240 | unsigned int iteration) | |
241 | { | |
242 | int ret; | |
243 | uint64_t expected_value = 2; | |
244 | enum lttng_event_field_value_status status; | |
245 | uint64_t value; | |
246 | ||
247 | /* Unused */ | |
248 | (void) iteration; | |
249 | ||
250 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_UNSIGNED_INT); | |
251 | if (ret) { | |
252 | goto end; | |
253 | } | |
254 | ||
255 | status = lttng_event_field_value_unsigned_int_get_value( | |
256 | event_field , &value); | |
257 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
258 | fail("lttng_event_field_value_unsigned_int_get_value"); | |
259 | ret = 1; | |
260 | goto end; | |
261 | } | |
262 | ||
263 | ret = (value == expected_value); | |
264 | ok (ret, "Expected unsigned int of value: %u got %" PRIu64, | |
265 | expected_value, value); | |
266 | ||
267 | ret = 0; | |
268 | end: | |
269 | return ret; | |
270 | } | |
271 | ||
272 | /* | |
273 | * Validate sequence for a string (seqfield1): | |
274 | * | |
275 | * Value: "test" in utf8 [116, 101, 115, 116] | |
276 | */ | |
277 | static int validate_seqfield1( | |
278 | const struct lttng_event_field_value *event_field, | |
279 | unsigned int iteration) | |
280 | { | |
281 | int ret; | |
282 | enum lttng_event_field_value_status status; | |
283 | unsigned int count; | |
284 | unsigned int expect[4] = {116, 101, 115, 116}; | |
285 | ||
286 | /* Unused */ | |
287 | (void) iteration; | |
288 | ||
289 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_ARRAY); | |
290 | if (ret) { | |
291 | goto end; | |
292 | } | |
293 | ||
294 | status = lttng_event_field_value_array_get_length(event_field, &count); | |
295 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
296 | fail("lttng_event_field_value_array_get_length"); | |
297 | ret = 1; | |
298 | goto end; | |
299 | } | |
300 | ||
301 | ret = (count == 4); | |
302 | ok(ret, "Expected 4 subelement got %d", count); | |
303 | if (!ret) { | |
304 | ret = 1; | |
305 | goto end; | |
306 | } | |
307 | ||
308 | for (unsigned int i = 0; i < count ; i++) { | |
309 | const struct lttng_event_field_value *value; | |
310 | status = lttng_event_field_value_array_get_element_at_index( | |
311 | event_field, i, &value); | |
312 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
313 | fail("lttng_event_field_value_array_get_element_at_index"); | |
314 | ret = 1; | |
315 | goto end; | |
316 | } | |
317 | ret = validate_unsigned_int_field(value, expect[i]); | |
318 | if (ret) { | |
319 | goto end; | |
320 | } | |
321 | } | |
322 | ||
323 | ret = 0; | |
324 | end: | |
325 | ||
326 | return ret; | |
327 | } | |
328 | ||
329 | static int validate_string( | |
330 | const struct lttng_event_field_value *event_field, | |
331 | const char *expect) | |
332 | { | |
333 | int ret; | |
334 | const char *value = NULL; | |
335 | ||
336 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_STRING); | |
337 | if (ret) { | |
338 | goto end; | |
339 | } | |
340 | ||
341 | value = lttng_event_field_value_string_get_value(event_field); | |
342 | if (!value) { | |
343 | fail("lttng_event_field_value_array_get_length"); | |
344 | ret = 1; | |
345 | goto end; | |
346 | } | |
347 | ||
348 | ok(!strcmp(value, expect), "Expected string: \"%s\" got \"%s\"", expect, value); | |
349 | ||
350 | ret = 0; | |
351 | end: | |
352 | ||
353 | return ret; | |
354 | } | |
355 | ||
356 | /* | |
357 | * Validate string. Expected value is "test". | |
358 | */ | |
359 | static int validate_string_test( | |
360 | const struct lttng_event_field_value *event_field, | |
361 | unsigned int iteration) | |
362 | { | |
363 | int ret; | |
364 | const char *expect = "test"; | |
365 | ||
366 | /* Unused */ | |
367 | (void) iteration; | |
368 | ||
369 | ret = validate_string(event_field, expect); | |
370 | return ret; | |
371 | } | |
372 | ||
373 | /* | |
374 | * Validate escaped string. Expected value is "\*". | |
375 | */ | |
376 | static int validate_string_escaped( | |
377 | const struct lttng_event_field_value *event_field, | |
378 | unsigned int iteration) | |
379 | { | |
380 | int ret; | |
381 | const char *expect = "\\*"; | |
382 | ||
383 | /* Unused */ | |
384 | (void) iteration; | |
385 | ||
386 | ret = validate_string(event_field, expect); | |
387 | return ret; | |
388 | } | |
389 | ||
390 | /* | |
391 | * Validate real field. | |
392 | */ | |
393 | static int validate_real( | |
394 | const struct lttng_event_field_value *event_field, | |
395 | double expect) | |
396 | { | |
397 | int ret; | |
398 | double value; | |
399 | enum lttng_event_field_value_status status; | |
400 | ||
401 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_REAL); | |
402 | if (ret) { | |
403 | goto end; | |
404 | } | |
405 | ||
406 | status = lttng_event_field_value_real_get_value(event_field, &value); | |
407 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
408 | fail("lttng_event_field_value_real_get_value"); | |
409 | ret = 1; | |
410 | goto end; | |
411 | } | |
412 | ||
413 | ret = (value == expect); | |
414 | ok(ret, "Real expected: %f got: %f", expect, value); | |
415 | ||
416 | ret = !ret; | |
417 | end: | |
418 | return ret; | |
419 | } | |
420 | ||
421 | /* | |
422 | * Validate floatfield. | |
423 | */ | |
424 | static int validate_floatfield( | |
425 | const struct lttng_event_field_value *event_field, | |
426 | unsigned int iteration) | |
427 | { | |
428 | int ret; | |
429 | double expect = 2222.0; | |
430 | ||
431 | /* Unused */ | |
432 | (void) iteration; | |
433 | ||
434 | ret = validate_real(event_field, expect); | |
435 | return ret; | |
436 | } | |
437 | ||
438 | /* | |
439 | * Validate doublefield. | |
440 | */ | |
441 | static int validate_doublefield( | |
442 | const struct lttng_event_field_value *event_field, | |
443 | unsigned int iteration) | |
444 | { | |
445 | int ret; | |
446 | double expect = 2.0; | |
447 | ||
448 | /* Unused */ | |
449 | (void) iteration; | |
450 | ||
451 | ret = validate_real(event_field, expect); | |
452 | return ret; | |
453 | } | |
454 | ||
455 | /* | |
456 | * Validate enum0: enum0 = ( "AUTO: EXPECT 0" : container = 0 ) | |
457 | */ | |
458 | static int validate_enum0(const struct lttng_event_field_value *event_field, | |
459 | unsigned int iteration) | |
460 | { | |
461 | int ret; | |
462 | enum lttng_event_field_value_status status; | |
463 | uint64_t value; | |
464 | uint64_t expected_value = 0; | |
465 | ||
466 | /* Unused */ | |
467 | (void) iteration; | |
468 | ||
469 | ret = validate_type(event_field, | |
470 | LTTNG_EVENT_FIELD_VALUE_TYPE_UNSIGNED_ENUM); | |
471 | if (ret) { | |
472 | goto end; | |
473 | } | |
474 | ||
475 | status = lttng_event_field_value_unsigned_int_get_value( | |
476 | event_field, &value); | |
477 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
478 | fail("lttng_event_field_value_unsigned_int_get_value"); | |
479 | ret = 1; | |
480 | goto end; | |
481 | } | |
482 | ||
483 | ok(value == expected_value, | |
484 | "Enum value expected: %" PRIu64 " got %" PRIu64, | |
485 | expected_value, value); | |
486 | ||
487 | end: | |
488 | return ret; | |
489 | } | |
490 | ||
491 | /* | |
492 | * Validate enumnegative: enumnegative = ( "AUTO: EXPECT 0" : container = 0 ) | |
493 | * | |
494 | * We expect 2 labels here. | |
495 | */ | |
496 | static int validate_enumnegative( | |
497 | const struct lttng_event_field_value *event_field, | |
498 | unsigned int iteration) | |
499 | { | |
500 | int ret; | |
501 | enum lttng_event_field_value_status status; | |
502 | int64_t value; | |
503 | int64_t expected_value = -1; | |
504 | ||
505 | /* Unused */ | |
506 | (void) iteration; | |
507 | ||
508 | ret = validate_type( | |
509 | event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_SIGNED_ENUM); | |
510 | if (ret) { | |
511 | goto end; | |
512 | } | |
513 | ||
514 | status = lttng_event_field_value_signed_int_get_value( | |
515 | event_field, &value); | |
516 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
517 | fail("lttng_event_field_value_unsigned_int_get_value"); | |
518 | ret = 1; | |
519 | goto end; | |
520 | } | |
521 | ||
522 | ok(value == expected_value, | |
523 | "Enum value expected: %" PRId64 " got %" PRId64, | |
524 | expected_value, value); | |
525 | ||
526 | end: | |
527 | return ret; | |
528 | } | |
529 | ||
530 | static int validate_context_procname_ust( | |
531 | const struct lttng_event_field_value *event_field, | |
532 | unsigned int iteration) | |
533 | { | |
534 | int ret; | |
535 | ||
536 | /* Unused */ | |
537 | (void) iteration; | |
538 | ||
539 | ret = validate_string(event_field, "gen-ust-events"); | |
540 | return ret; | |
541 | } | |
542 | ||
543 | static int validate_context_procname_kernel( | |
544 | const struct lttng_event_field_value *event_field, | |
545 | unsigned int iteration) | |
546 | { | |
547 | int ret; | |
548 | ||
549 | /* Unused */ | |
550 | (void) iteration; | |
551 | ||
552 | ret = validate_string(event_field, "echo"); | |
553 | return ret; | |
554 | } | |
555 | ||
556 | struct capture_base_field_tuple test_capture_base_fields[] = { | |
557 | {"DOESNOTEXIST", FIELD_TYPE_PAYLOAD, false, false, NULL, NULL}, | |
558 | {"intfield", FIELD_TYPE_PAYLOAD, true, true, validate_unsigned_int_field, validate_unsigned_int_field}, | |
559 | {"longfield", FIELD_TYPE_PAYLOAD, true, true, validate_unsigned_int_field, validate_unsigned_int_field}, | |
560 | {"signedfield", FIELD_TYPE_PAYLOAD, true, true, validate_signed_int_field, validate_signed_int_field}, | |
561 | {"arrfield1", FIELD_TYPE_PAYLOAD, true, true, validate_array_unsigned_int_field, validate_array_unsigned_int_field}, | |
562 | {"arrfield2", FIELD_TYPE_PAYLOAD, true, true, validate_string_test, validate_string_test}, | |
563 | {"arrfield3", FIELD_TYPE_PAYLOAD, true, true, validate_array_unsigned_int_field, validate_array_unsigned_int_field}, | |
564 | {"seqfield1", FIELD_TYPE_PAYLOAD, true, true, validate_seqfield1, validate_seqfield1}, | |
565 | {"seqfield2", FIELD_TYPE_PAYLOAD, true, true, validate_string_test, validate_string_test}, | |
566 | {"seqfield3", FIELD_TYPE_PAYLOAD, true, true, validate_array_unsigned_int_field, validate_array_unsigned_int_field}, | |
567 | {"seqfield4", FIELD_TYPE_PAYLOAD, true, true, validate_array_unsigned_int_field, validate_array_unsigned_int_field}, | |
568 | {"arrfield1[1]", FIELD_TYPE_ARRAY_FIELD, true, true, validate_array_unsigned_int_field_at_index, validate_array_unsigned_int_field_at_index}, | |
569 | {"stringfield", FIELD_TYPE_PAYLOAD, true, true, validate_string_test, validate_string_test}, | |
570 | {"stringfield2", FIELD_TYPE_PAYLOAD, true, true, validate_string_escaped, validate_string_escaped}, | |
571 | {"floatfield", FIELD_TYPE_PAYLOAD, true, false, validate_floatfield, validate_floatfield}, | |
572 | {"doublefield", FIELD_TYPE_PAYLOAD, true, false, validate_doublefield, validate_doublefield}, | |
573 | {"enum0", FIELD_TYPE_PAYLOAD, true, true, validate_enum0, validate_enum0}, | |
574 | {"enumnegative", FIELD_TYPE_PAYLOAD, true, true, validate_enumnegative, validate_enumnegative}, | |
575 | {"$ctx.procname", FIELD_TYPE_CONTEXT, true, true, validate_context_procname_ust, validate_context_procname_kernel}, | |
576 | }; | |
577 | ||
d150e7e5 JR |
578 | static const char *get_notification_trigger_name( |
579 | struct lttng_notification *notification) | |
580 | { | |
581 | const char *name = NULL; | |
582 | enum lttng_evaluation_status status; | |
583 | const struct lttng_evaluation *evaluation; | |
584 | evaluation = lttng_notification_get_evaluation(notification); | |
585 | if (evaluation == NULL) { | |
586 | fail("lttng_notification_get_evaluation"); | |
587 | goto end; | |
588 | } | |
589 | ||
590 | switch (lttng_evaluation_get_type(evaluation)) { | |
c3e68e71 | 591 | case LTTNG_CONDITION_TYPE_ON_EVENT: |
d150e7e5 JR |
592 | { |
593 | status = lttng_evaluation_event_rule_get_trigger_name( | |
594 | evaluation, &name); | |
595 | if (status != LTTNG_EVALUATION_STATUS_OK) { | |
596 | fail("lttng_evaluation_event_rule_get_trigger_name"); | |
597 | name = NULL; | |
598 | goto end; | |
599 | } | |
600 | break; | |
601 | } | |
602 | default: | |
603 | fail("Wrong notification evaluation type \n"); | |
604 | goto end; | |
605 | } | |
606 | end: | |
607 | return name; | |
608 | } | |
609 | ||
610 | static int validator_notification_trigger_name( | |
611 | struct lttng_notification *notification, | |
612 | const char *trigger_name) | |
613 | { | |
614 | int ret; | |
615 | bool name_is_equal; | |
616 | const char *name; | |
617 | ||
618 | assert(notification); | |
619 | assert(trigger_name); | |
620 | ||
621 | name = get_notification_trigger_name(notification); | |
622 | if (name == NULL) { | |
623 | ret = 1; | |
624 | goto end; | |
625 | } | |
626 | ||
627 | name_is_equal = (strcmp(trigger_name, name) == 0); | |
628 | ok(name_is_equal, "Expected trigger name: %s got %s", trigger_name, | |
629 | name); | |
630 | ||
631 | ret = !name_is_equal; | |
632 | ||
633 | end: | |
634 | return ret; | |
635 | } | |
636 | ||
854382b8 JR |
637 | static |
638 | void wait_on_file(const char *path, bool file_exist) | |
639 | { | |
640 | if (!path) { | |
641 | return; | |
642 | } | |
643 | for (;;) { | |
644 | int ret; | |
645 | struct stat buf; | |
646 | ||
647 | ret = stat(path, &buf); | |
648 | if (ret == -1 && errno == ENOENT) { | |
649 | if (file_exist) { | |
f0784451 FD |
650 | /* |
651 | * The file does not exist. wait a bit and | |
652 | * continue looping until it does. | |
653 | */ | |
654 | (void) poll(NULL, 0, 10); | |
655 | continue; | |
854382b8 | 656 | } |
f0784451 FD |
657 | |
658 | /* | |
659 | * File does not exist and the exit condition we want. | |
660 | * Break from the loop and return. | |
661 | */ | |
662 | break; | |
854382b8 JR |
663 | } |
664 | if (ret) { | |
665 | perror("stat"); | |
666 | exit(EXIT_FAILURE); | |
667 | } | |
f0784451 FD |
668 | /* |
669 | * stat() returned 0, so the file exists. break now only if | |
670 | * that's the exit condition we want. | |
671 | */ | |
672 | if (file_exist) { | |
673 | break; | |
674 | } | |
854382b8 JR |
675 | } |
676 | } | |
434f8068 | 677 | |
f12eb9c1 | 678 | static |
434f8068 JR |
679 | int write_pipe(const char *path, uint8_t data) |
680 | { | |
681 | int ret = 0; | |
682 | int fd = 0; | |
683 | ||
684 | fd = open(path, O_WRONLY | O_NONBLOCK); | |
685 | if (fd < 0) { | |
686 | perror("Could not open consumer control named pipe"); | |
687 | goto end; | |
688 | } | |
689 | ||
690 | ret = write(fd, &data , sizeof(data)); | |
691 | if (ret < 1) { | |
692 | perror("Named pipe write failed"); | |
eff748d0 JR |
693 | if (close(fd)) { |
694 | perror("Named pipe close failed"); | |
695 | } | |
434f8068 JR |
696 | ret = -1; |
697 | goto end; | |
698 | } | |
699 | ||
700 | ret = close(fd); | |
701 | if (ret < 0) { | |
702 | perror("Name pipe closing failed"); | |
703 | ret = -1; | |
704 | goto end; | |
705 | } | |
706 | end: | |
707 | return ret; | |
708 | } | |
709 | ||
f12eb9c1 | 710 | static |
434f8068 JR |
711 | int stop_consumer(const char **argv) |
712 | { | |
9df6c82a JG |
713 | int ret = 0, i; |
714 | ||
715 | for (i = named_pipe_args_start; i < nb_args; i++) { | |
434f8068 JR |
716 | ret = write_pipe(argv[i], 49); |
717 | } | |
718 | return ret; | |
719 | } | |
720 | ||
f12eb9c1 | 721 | static |
434f8068 JR |
722 | int resume_consumer(const char **argv) |
723 | { | |
9df6c82a JG |
724 | int ret = 0, i; |
725 | ||
726 | for (i = named_pipe_args_start; i < nb_args; i++) { | |
434f8068 JR |
727 | ret = write_pipe(argv[i], 0); |
728 | } | |
729 | return ret; | |
730 | } | |
731 | ||
f12eb9c1 SM |
732 | static |
733 | int suspend_application(void) | |
854382b8 JR |
734 | { |
735 | int ret; | |
736 | struct stat buf; | |
737 | ||
738 | if (!stat(app_state_file, &buf)) { | |
739 | fail("App is already in a suspended state."); | |
740 | ret = -1; | |
741 | goto error; | |
742 | } | |
743 | ||
744 | /* | |
745 | * Send SIGUSR1 to application instructing it to bypass tracepoint. | |
746 | */ | |
7344b6a3 FD |
747 | assert(app_pid > 1); |
748 | ||
854382b8 JR |
749 | ret = kill(app_pid, SIGUSR1); |
750 | if (ret) { | |
751 | fail("SIGUSR1 failed. errno %d", errno); | |
752 | ret = -1; | |
753 | goto error; | |
754 | } | |
755 | ||
756 | wait_on_file(app_state_file, true); | |
757 | ||
758 | error: | |
759 | return ret; | |
760 | ||
761 | } | |
762 | ||
f12eb9c1 | 763 | static |
a3ecaea8 | 764 | int resume_application(void) |
854382b8 JR |
765 | { |
766 | int ret; | |
767 | struct stat buf; | |
768 | ||
769 | ret = stat(app_state_file, &buf); | |
770 | if (ret == -1 && errno == ENOENT) { | |
771 | fail("State file does not exist"); | |
772 | goto error; | |
773 | } | |
774 | if (ret) { | |
775 | perror("stat"); | |
776 | goto error; | |
777 | } | |
778 | ||
7344b6a3 FD |
779 | assert(app_pid > 1); |
780 | ||
854382b8 JR |
781 | ret = kill(app_pid, SIGUSR1); |
782 | if (ret) { | |
783 | fail("SIGUSR1 failed. errno %d", errno); | |
784 | ret = -1; | |
785 | goto error; | |
786 | } | |
787 | ||
788 | wait_on_file(app_state_file, false); | |
789 | ||
790 | error: | |
791 | return ret; | |
792 | ||
793 | } | |
794 | ||
795 | ||
f12eb9c1 | 796 | static |
434f8068 JR |
797 | void test_triggers_buffer_usage_condition(const char *session_name, |
798 | const char *channel_name, | |
799 | enum lttng_domain_type domain_type, | |
800 | enum lttng_condition_type condition_type) | |
801 | { | |
9df6c82a | 802 | unsigned int test_vector_size = 5, i; |
434f8068 JR |
803 | enum lttng_condition_status condition_status; |
804 | struct lttng_action *action; | |
805 | ||
806 | /* Set-up */ | |
807 | action = lttng_action_notify_create(); | |
808 | if (!action) { | |
809 | fail("Setup error on action creation"); | |
810 | goto end; | |
811 | } | |
812 | ||
813 | /* Test lttng_register_trigger with null value */ | |
814 | ok(lttng_register_trigger(NULL) == -LTTNG_ERR_INVALID, "Registering a NULL trigger fails as expected"); | |
815 | ||
816 | /* Test: register a trigger */ | |
9df6c82a JG |
817 | |
818 | for (i = 0; i < pow(2,test_vector_size); i++) { | |
434f8068 JR |
819 | int loop_ret = 0; |
820 | char *test_tuple_string = NULL; | |
821 | unsigned int mask_position = 0; | |
822 | bool session_name_set = false; | |
823 | bool channel_name_set = false; | |
824 | bool threshold_ratio_set = false; | |
825 | bool threshold_byte_set = false; | |
826 | bool domain_type_set = false; | |
827 | ||
828 | struct lttng_trigger *trigger = NULL; | |
829 | struct lttng_condition *condition = NULL; | |
830 | ||
831 | /* Create base condition */ | |
832 | switch (condition_type) { | |
833 | case LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW: | |
834 | condition = lttng_condition_buffer_usage_low_create(); | |
835 | break; | |
836 | case LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH: | |
837 | condition = lttng_condition_buffer_usage_high_create(); | |
838 | break; | |
839 | default: | |
840 | loop_ret = 1; | |
841 | goto loop_end; | |
842 | } | |
843 | ||
844 | if (!condition) { | |
845 | loop_ret = 1; | |
846 | goto loop_end; | |
847 | ||
848 | } | |
849 | ||
850 | /* Prepare the condition for trigger registration test */ | |
851 | ||
852 | /* Set session name */ | |
853 | if ((1 << mask_position) & i) { | |
854 | condition_status = lttng_condition_buffer_usage_set_session_name( | |
855 | condition, session_name); | |
856 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
857 | loop_ret = 1; | |
858 | goto loop_end; | |
859 | } | |
860 | session_name_set = true; | |
861 | } | |
862 | mask_position++; | |
863 | ||
864 | /* Set channel name */ | |
865 | if ((1 << mask_position) & i) { | |
866 | condition_status = lttng_condition_buffer_usage_set_channel_name( | |
867 | condition, channel_name); | |
868 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
869 | loop_ret = 1; | |
870 | goto loop_end; | |
871 | } | |
872 | channel_name_set = true; | |
873 | } | |
874 | mask_position++; | |
875 | ||
876 | /* Set threshold ratio */ | |
877 | if ((1 << mask_position) & i) { | |
878 | condition_status = lttng_condition_buffer_usage_set_threshold_ratio( | |
879 | condition, 0.0); | |
880 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
881 | loop_ret = 1; | |
882 | goto loop_end; | |
883 | } | |
884 | threshold_ratio_set = true; | |
885 | } | |
886 | mask_position++; | |
887 | ||
888 | /* Set threshold byte */ | |
889 | if ((1 << mask_position) & i) { | |
890 | condition_status = lttng_condition_buffer_usage_set_threshold( | |
891 | condition, 0); | |
892 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
893 | loop_ret = 1; | |
894 | goto loop_end; | |
895 | } | |
896 | threshold_byte_set = true; | |
897 | } | |
898 | mask_position++; | |
899 | ||
900 | /* Set domain type */ | |
901 | if ((1 << mask_position) & i) { | |
902 | condition_status = lttng_condition_buffer_usage_set_domain_type( | |
903 | condition, LTTNG_DOMAIN_UST); | |
904 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
905 | loop_ret = 1; | |
906 | goto loop_end; | |
907 | } | |
908 | domain_type_set = true; | |
909 | } | |
910 | ||
911 | /* Safety check */ | |
912 | if (mask_position != test_vector_size -1) { | |
913 | assert("Logic error for test vector generation"); | |
914 | } | |
915 | ||
9479b7a7 | 916 | loop_ret = asprintf(&test_tuple_string, "session name %s, channel name %s, threshold ratio %s, threshold byte %s, domain type %s", |
434f8068 JR |
917 | session_name_set ? "set" : "unset", |
918 | channel_name_set ? "set" : "unset", | |
919 | threshold_ratio_set ? "set" : "unset", | |
920 | threshold_byte_set ? "set" : "unset", | |
921 | domain_type_set? "set" : "unset"); | |
922 | if (!test_tuple_string || loop_ret < 0) { | |
923 | loop_ret = 1; | |
924 | goto loop_end; | |
925 | } | |
926 | ||
927 | /* Create trigger */ | |
928 | trigger = lttng_trigger_create(condition, action); | |
929 | if (!trigger) { | |
930 | loop_ret = 1; | |
931 | goto loop_end; | |
932 | } | |
933 | ||
934 | loop_ret = lttng_register_trigger(trigger); | |
935 | ||
936 | loop_end: | |
937 | if (loop_ret == 1) { | |
938 | fail("Setup error occurred for tuple: %s", test_tuple_string); | |
939 | goto loop_cleanup; | |
940 | } | |
941 | ||
942 | /* This combination happens three times */ | |
943 | if (session_name_set && channel_name_set | |
944 | && (threshold_ratio_set || threshold_byte_set) | |
945 | && domain_type_set) { | |
946 | ok(loop_ret == 0, "Trigger is registered: %s", test_tuple_string); | |
947 | ||
948 | /* | |
949 | * Test that a trigger cannot be registered | |
950 | * multiple time. | |
951 | */ | |
952 | loop_ret = lttng_register_trigger(trigger); | |
953 | ok(loop_ret == -LTTNG_ERR_TRIGGER_EXISTS, "Re-register trigger fails as expected: %s", test_tuple_string); | |
954 | ||
955 | /* Test that a trigger can be unregistered */ | |
956 | loop_ret = lttng_unregister_trigger(trigger); | |
957 | ok(loop_ret == 0, "Unregister trigger: %s", test_tuple_string); | |
958 | ||
959 | /* | |
960 | * Test that unregistration of a non-previously | |
961 | * registered trigger fail. | |
962 | */ | |
963 | loop_ret = lttng_unregister_trigger(trigger); | |
43e0c204 | 964 | ok(loop_ret == -LTTNG_ERR_TRIGGER_NOT_FOUND, "Unregister of a non-registered trigger fails as expected: %s", test_tuple_string); |
434f8068 JR |
965 | } else { |
966 | ok(loop_ret == -LTTNG_ERR_INVALID_TRIGGER, "Trigger is invalid as expected and cannot be registered: %s", test_tuple_string); | |
967 | } | |
968 | ||
969 | loop_cleanup: | |
970 | free(test_tuple_string); | |
971 | lttng_trigger_destroy(trigger); | |
972 | lttng_condition_destroy(condition); | |
973 | } | |
974 | ||
975 | end: | |
976 | lttng_action_destroy(action); | |
977 | } | |
978 | ||
ff2b03c8 JG |
979 | static |
980 | void wait_data_pending(const char *session_name) | |
981 | { | |
982 | int ret; | |
983 | ||
984 | do { | |
985 | ret = lttng_data_pending(session_name); | |
986 | assert(ret >= 0); | |
987 | } while (ret != 0); | |
988 | } | |
989 | ||
f12eb9c1 | 990 | static |
17423302 FD |
991 | int setup_buffer_usage_condition(struct lttng_condition *condition, |
992 | const char *condition_name, | |
993 | const char *session_name, | |
994 | const char *channel_name, | |
995 | const enum lttng_domain_type domain_type) | |
996 | { | |
997 | enum lttng_condition_status condition_status; | |
998 | int ret = 0; | |
999 | ||
1000 | condition_status = lttng_condition_buffer_usage_set_session_name( | |
1001 | condition, session_name); | |
1002 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
1003 | fail("Failed to set session name on creation of condition `%s`", | |
1004 | condition_name); | |
1005 | ret = -1; | |
1006 | goto end; | |
1007 | } | |
1008 | ||
1009 | condition_status = lttng_condition_buffer_usage_set_channel_name( | |
1010 | condition, channel_name); | |
1011 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
1012 | fail("Failed to set channel name on creation of condition `%s`", | |
1013 | condition_name); | |
1014 | ret = -1; | |
1015 | goto end; | |
1016 | } | |
1017 | ||
1018 | condition_status = lttng_condition_buffer_usage_set_domain_type( | |
1019 | condition, domain_type); | |
1020 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
1021 | fail("Failed to set domain type on creation of condition `%s`", | |
1022 | condition_name); | |
1023 | ret = -1; | |
1024 | goto end; | |
1025 | } | |
1026 | ||
1027 | end: | |
1028 | return ret; | |
1029 | } | |
1030 | ||
1031 | static | |
90fcb2ec FD |
1032 | void test_invalid_channel_subscription( |
1033 | const enum lttng_domain_type domain_type) | |
434f8068 | 1034 | { |
434f8068 JR |
1035 | enum lttng_condition_status condition_status; |
1036 | enum lttng_notification_channel_status nc_status; | |
434f8068 | 1037 | struct lttng_condition *dummy_condition = NULL; |
90fcb2ec FD |
1038 | struct lttng_condition *dummy_invalid_condition = NULL; |
1039 | struct lttng_notification_channel *notification_channel = NULL; | |
1040 | int ret = 0; | |
434f8068 | 1041 | |
90fcb2ec FD |
1042 | notification_channel = lttng_notification_channel_create( |
1043 | lttng_session_daemon_notification_endpoint); | |
1044 | ok(notification_channel, "Notification channel object creation"); | |
1045 | if (!notification_channel) { | |
434f8068 JR |
1046 | goto end; |
1047 | } | |
1048 | ||
90fcb2ec FD |
1049 | /* |
1050 | * Create a dummy, empty (thus invalid) condition to test error paths. | |
1051 | */ | |
434f8068 JR |
1052 | dummy_invalid_condition = lttng_condition_buffer_usage_low_create(); |
1053 | if (!dummy_invalid_condition) { | |
1054 | fail("Setup error on condition creation"); | |
1055 | goto end; | |
1056 | } | |
1057 | ||
90fcb2ec FD |
1058 | /* |
1059 | * Test subscription and unsubscription of an invalid condition to/from | |
1060 | * a channel. | |
1061 | */ | |
1062 | nc_status = lttng_notification_channel_subscribe( | |
1063 | notification_channel, dummy_invalid_condition); | |
1064 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, | |
1065 | "Subscribing to an invalid condition"); | |
1066 | ||
1067 | nc_status = lttng_notification_channel_unsubscribe( | |
1068 | notification_channel, dummy_invalid_condition); | |
1069 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, | |
1070 | "Unsubscribing from an invalid condition"); | |
1071 | ||
434f8068 JR |
1072 | /* Create a valid dummy condition with a ratio of 0.5 */ |
1073 | dummy_condition = lttng_condition_buffer_usage_low_create(); | |
1074 | if (!dummy_condition) { | |
1075 | fail("Setup error on dummy_condition creation"); | |
1076 | goto end; | |
434f8068 | 1077 | } |
90fcb2ec | 1078 | |
434f8068 JR |
1079 | condition_status = lttng_condition_buffer_usage_set_threshold_ratio( |
1080 | dummy_condition, 0.5); | |
1081 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
1082 | fail("Setup error on condition creation"); | |
1083 | goto end; | |
1084 | } | |
1085 | ||
17423302 | 1086 | ret = setup_buffer_usage_condition(dummy_condition, "dummy_condition", |
90fcb2ec | 1087 | "dummy_session", "dummy_channel", domain_type); |
17423302 FD |
1088 | if (ret) { |
1089 | fail("Setup error on dummy condition creation"); | |
434f8068 JR |
1090 | goto end; |
1091 | } | |
1092 | ||
90fcb2ec FD |
1093 | /* |
1094 | * Test subscription and unsubscription to/from a channel with invalid | |
1095 | * parameters. | |
1096 | */ | |
1097 | nc_status = lttng_notification_channel_subscribe(NULL, NULL); | |
1098 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, | |
1099 | "Notification channel subscription is invalid: NULL, NULL"); | |
1100 | ||
1101 | nc_status = lttng_notification_channel_subscribe( | |
1102 | notification_channel, NULL); | |
1103 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, | |
1104 | "Notification channel subscription is invalid: NON-NULL, NULL"); | |
1105 | ||
1106 | nc_status = lttng_notification_channel_subscribe(NULL, dummy_condition); | |
1107 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, | |
1108 | "Notification channel subscription is invalid: NULL, NON-NULL"); | |
1109 | ||
1110 | nc_status = lttng_notification_channel_unsubscribe( | |
1111 | notification_channel, dummy_condition); | |
1112 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_UNKNOWN_CONDITION, | |
1113 | "Unsubscribing from a valid unknown condition"); | |
1114 | ||
1115 | end: | |
1116 | lttng_notification_channel_destroy(notification_channel); | |
1117 | lttng_condition_destroy(dummy_invalid_condition); | |
1118 | lttng_condition_destroy(dummy_condition); | |
1119 | return; | |
1120 | } | |
1121 | ||
3780613c FD |
1122 | enum buffer_usage_type { |
1123 | BUFFER_USAGE_TYPE_LOW, | |
1124 | BUFFER_USAGE_TYPE_HIGH, | |
1125 | }; | |
1126 | ||
1127 | static int register_buffer_usage_notify_trigger(const char *session_name, | |
90fcb2ec FD |
1128 | const char *channel_name, |
1129 | const enum lttng_domain_type domain_type, | |
3780613c FD |
1130 | enum buffer_usage_type buffer_usage_type, |
1131 | double ratio, | |
1132 | struct lttng_condition **condition, | |
1133 | struct lttng_action **action, | |
1134 | struct lttng_trigger **trigger) | |
90fcb2ec | 1135 | { |
90fcb2ec | 1136 | enum lttng_condition_status condition_status; |
3780613c FD |
1137 | struct lttng_action *tmp_action = NULL; |
1138 | struct lttng_condition *tmp_condition = NULL; | |
1139 | struct lttng_trigger *tmp_trigger = NULL; | |
1140 | int ret = 0; | |
90fcb2ec FD |
1141 | |
1142 | /* Set-up */ | |
3780613c | 1143 | tmp_action = lttng_action_notify_create(); |
90fcb2ec FD |
1144 | if (!action) { |
1145 | fail("Setup error on action creation"); | |
3780613c FD |
1146 | ret = -1; |
1147 | goto error; | |
434f8068 JR |
1148 | } |
1149 | ||
3780613c FD |
1150 | if (buffer_usage_type == BUFFER_USAGE_TYPE_LOW) { |
1151 | tmp_condition = lttng_condition_buffer_usage_low_create(); | |
1152 | } else { | |
1153 | tmp_condition = lttng_condition_buffer_usage_high_create(); | |
434f8068 JR |
1154 | } |
1155 | ||
3780613c FD |
1156 | if (!tmp_condition) { |
1157 | fail("Setup error on condition creation"); | |
1158 | ret = -1; | |
1159 | goto error; | |
434f8068 JR |
1160 | } |
1161 | ||
3780613c | 1162 | /* Set the buffer usage threashold */ |
434f8068 | 1163 | condition_status = lttng_condition_buffer_usage_set_threshold_ratio( |
3780613c | 1164 | tmp_condition, ratio); |
434f8068 | 1165 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { |
3780613c FD |
1166 | fail("Setup error on condition creation"); |
1167 | ret = -1; | |
1168 | goto error; | |
434f8068 JR |
1169 | } |
1170 | ||
3780613c | 1171 | ret = setup_buffer_usage_condition(tmp_condition, "condition_name", |
17423302 FD |
1172 | session_name, channel_name, domain_type); |
1173 | if (ret) { | |
3780613c FD |
1174 | fail("Setup error on condition creation"); |
1175 | ret = -1; | |
1176 | goto error; | |
434f8068 JR |
1177 | } |
1178 | ||
3780613c FD |
1179 | /* Register the trigger for condition. */ |
1180 | tmp_trigger = lttng_trigger_create(tmp_condition, tmp_action); | |
1181 | if (!tmp_trigger) { | |
1182 | fail("Setup error on trigger creation"); | |
1183 | ret = -1; | |
1184 | goto error; | |
434f8068 JR |
1185 | } |
1186 | ||
3780613c | 1187 | ret = lttng_register_trigger(tmp_trigger); |
434f8068 | 1188 | if (ret) { |
3780613c FD |
1189 | fail("Setup error on trigger registration"); |
1190 | ret = -1; | |
1191 | goto error; | |
434f8068 JR |
1192 | } |
1193 | ||
3780613c FD |
1194 | *condition = tmp_condition; |
1195 | *trigger = tmp_trigger; | |
1196 | *action = tmp_action; | |
1197 | goto end; | |
434f8068 | 1198 | |
3780613c FD |
1199 | error: |
1200 | lttng_action_destroy(tmp_action); | |
1201 | lttng_condition_destroy(tmp_condition); | |
1202 | lttng_trigger_destroy(tmp_trigger); | |
1203 | ||
1204 | end: | |
1205 | return ret; | |
1206 | } | |
1207 | ||
fa448dbe FD |
1208 | static void test_subscription_twice(const char *session_name, |
1209 | const char *channel_name, | |
1210 | const enum lttng_domain_type domain_type) | |
1211 | { | |
1212 | int ret = 0; | |
1213 | enum lttng_notification_channel_status nc_status; | |
1214 | ||
1215 | struct lttng_action *action = NULL; | |
1216 | struct lttng_notification_channel *notification_channel = NULL; | |
1217 | struct lttng_trigger *trigger = NULL; | |
1218 | ||
1219 | struct lttng_condition *condition = NULL; | |
1220 | ||
1221 | ret = register_buffer_usage_notify_trigger(session_name, channel_name, | |
1222 | domain_type, BUFFER_USAGE_TYPE_LOW, 0.99, &condition, | |
1223 | &action, &trigger); | |
1224 | if (ret) { | |
1225 | fail("Setup error on trigger registration"); | |
1226 | goto end; | |
1227 | } | |
1228 | ||
1229 | /* Begin testing. */ | |
1230 | notification_channel = lttng_notification_channel_create( | |
1231 | lttng_session_daemon_notification_endpoint); | |
1232 | ok(notification_channel, "Notification channel object creation"); | |
1233 | if (!notification_channel) { | |
1234 | goto end; | |
1235 | } | |
1236 | ||
1237 | /* Subscribe a valid condition. */ | |
1238 | nc_status = lttng_notification_channel_subscribe( | |
1239 | notification_channel, condition); | |
1240 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1241 | "Subscribe to condition"); | |
1242 | ||
1243 | /* Subscribing again should fail. */ | |
1244 | nc_status = lttng_notification_channel_subscribe( | |
1245 | notification_channel, condition); | |
1246 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_ALREADY_SUBSCRIBED, | |
1247 | "Subscribe to a condition for which subscription was already done"); | |
1248 | ||
1249 | end: | |
1250 | lttng_unregister_trigger(trigger); | |
1251 | lttng_trigger_destroy(trigger); | |
1252 | lttng_notification_channel_destroy(notification_channel); | |
1253 | lttng_action_destroy(action); | |
1254 | lttng_condition_destroy(condition); | |
1255 | } | |
1256 | ||
40ac6709 | 1257 | static void test_buffer_usage_notification_channel(const char *session_name, |
3780613c FD |
1258 | const char *channel_name, |
1259 | const enum lttng_domain_type domain_type, | |
1260 | const char **argv) | |
1261 | { | |
1262 | int ret = 0; | |
1263 | enum lttng_notification_channel_status nc_status; | |
1264 | ||
1265 | struct lttng_action *low_action = NULL; | |
1266 | struct lttng_action *high_action = NULL; | |
1267 | struct lttng_notification *notification = NULL; | |
1268 | struct lttng_notification_channel *notification_channel = NULL; | |
1269 | struct lttng_trigger *low_trigger = NULL; | |
1270 | struct lttng_trigger *high_trigger = NULL; | |
1271 | ||
1272 | struct lttng_condition *low_condition = NULL; | |
1273 | struct lttng_condition *high_condition = NULL; | |
1274 | ||
1275 | const double low_ratio = 0.0; | |
1276 | const double high_ratio = 0.90; | |
1277 | ||
1278 | ret = register_buffer_usage_notify_trigger(session_name, channel_name, | |
1279 | domain_type, BUFFER_USAGE_TYPE_LOW, low_ratio, | |
1280 | &low_condition, &low_action, &low_trigger); | |
1281 | if (ret) { | |
1282 | fail("Setup error on low trigger registration"); | |
434f8068 JR |
1283 | goto end; |
1284 | } | |
1285 | ||
3780613c FD |
1286 | ret = register_buffer_usage_notify_trigger(session_name, channel_name, |
1287 | domain_type, BUFFER_USAGE_TYPE_HIGH, high_ratio, | |
1288 | &high_condition, &high_action, &high_trigger); | |
434f8068 JR |
1289 | if (ret) { |
1290 | fail("Setup error on high trigger registration"); | |
1291 | goto end; | |
1292 | } | |
1293 | ||
1294 | /* Begin testing */ | |
a6ae2480 FD |
1295 | notification_channel = lttng_notification_channel_create( |
1296 | lttng_session_daemon_notification_endpoint); | |
434f8068 JR |
1297 | ok(notification_channel, "Notification channel object creation"); |
1298 | if (!notification_channel) { | |
1299 | goto end; | |
1300 | } | |
1301 | ||
434f8068 | 1302 | /* Subscribe a valid low condition */ |
a6ae2480 FD |
1303 | nc_status = lttng_notification_channel_subscribe( |
1304 | notification_channel, low_condition); | |
1305 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
40ac6709 | 1306 | "Subscribe to low condition"); |
434f8068 JR |
1307 | |
1308 | /* Subscribe a valid high condition */ | |
a6ae2480 FD |
1309 | nc_status = lttng_notification_channel_subscribe( |
1310 | notification_channel, high_condition); | |
1311 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
40ac6709 | 1312 | "Subscribe to high condition"); |
434f8068 | 1313 | |
7676e0d2 FD |
1314 | resume_application(); |
1315 | ||
434f8068 | 1316 | /* Wait for notification to happen */ |
434f8068 | 1317 | stop_consumer(argv); |
ff2b03c8 | 1318 | lttng_start_tracing(session_name); |
434f8068 JR |
1319 | |
1320 | /* Wait for high notification */ | |
67c93c15 | 1321 | do { |
a6ae2480 FD |
1322 | nc_status = lttng_notification_channel_get_next_notification( |
1323 | notification_channel, ¬ification); | |
67c93c15 | 1324 | } while (nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INTERRUPTED); |
a6ae2480 FD |
1325 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && |
1326 | lttng_condition_get_type(lttng_notification_get_condition( | |
1327 | notification)) == | |
1328 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH, | |
434f8068 JR |
1329 | "High notification received after intermediary communication"); |
1330 | lttng_notification_destroy(notification); | |
1331 | notification = NULL; | |
1332 | ||
854382b8 | 1333 | suspend_application(); |
ff2b03c8 | 1334 | lttng_stop_tracing_no_wait(session_name); |
434f8068 | 1335 | resume_consumer(argv); |
ff2b03c8 | 1336 | wait_data_pending(session_name); |
434f8068 JR |
1337 | |
1338 | /* | |
1339 | * Test that communication still work even if there is notification | |
1340 | * waiting for consumption. | |
1341 | */ | |
1342 | ||
a6ae2480 FD |
1343 | nc_status = lttng_notification_channel_unsubscribe( |
1344 | notification_channel, low_condition); | |
1345 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1346 | "Unsubscribe with pending notification"); | |
434f8068 | 1347 | |
a6ae2480 FD |
1348 | nc_status = lttng_notification_channel_subscribe( |
1349 | notification_channel, low_condition); | |
1350 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1351 | "Subscribe with pending notification"); | |
434f8068 | 1352 | |
67c93c15 | 1353 | do { |
a6ae2480 FD |
1354 | nc_status = lttng_notification_channel_get_next_notification( |
1355 | notification_channel, ¬ification); | |
67c93c15 | 1356 | } while (nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INTERRUPTED); |
a6ae2480 FD |
1357 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && |
1358 | lttng_condition_get_type(lttng_notification_get_condition( | |
1359 | notification)) == | |
1360 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW, | |
434f8068 JR |
1361 | "Low notification received after intermediary communication"); |
1362 | lttng_notification_destroy(notification); | |
1363 | notification = NULL; | |
1364 | ||
1365 | /* Stop consumer to force a high notification */ | |
ff2b03c8 | 1366 | stop_consumer(argv); |
854382b8 | 1367 | resume_application(); |
434f8068 | 1368 | lttng_start_tracing(session_name); |
434f8068 | 1369 | |
67c93c15 | 1370 | do { |
a6ae2480 FD |
1371 | nc_status = lttng_notification_channel_get_next_notification( |
1372 | notification_channel, ¬ification); | |
67c93c15 | 1373 | } while (nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INTERRUPTED); |
434f8068 | 1374 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && |
a6ae2480 FD |
1375 | lttng_condition_get_type(lttng_notification_get_condition( |
1376 | notification)) == | |
1377 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH, | |
434f8068 JR |
1378 | "High notification received after intermediary communication"); |
1379 | lttng_notification_destroy(notification); | |
1380 | notification = NULL; | |
1381 | ||
854382b8 | 1382 | suspend_application(); |
ff2b03c8 | 1383 | lttng_stop_tracing_no_wait(session_name); |
434f8068 | 1384 | resume_consumer(argv); |
ff2b03c8 | 1385 | wait_data_pending(session_name); |
434f8068 | 1386 | |
67c93c15 | 1387 | do { |
a6ae2480 FD |
1388 | nc_status = lttng_notification_channel_get_next_notification( |
1389 | notification_channel, ¬ification); | |
67c93c15 | 1390 | } while (nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INTERRUPTED); |
434f8068 | 1391 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && |
a6ae2480 FD |
1392 | lttng_condition_get_type(lttng_notification_get_condition( |
1393 | notification)) == | |
1394 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW, | |
434f8068 JR |
1395 | "Low notification received after re-subscription"); |
1396 | lttng_notification_destroy(notification); | |
1397 | notification = NULL; | |
1398 | ||
ff2b03c8 | 1399 | stop_consumer(argv); |
854382b8 | 1400 | resume_application(); |
434f8068 JR |
1401 | /* Stop consumer to force a high notification */ |
1402 | lttng_start_tracing(session_name); | |
434f8068 | 1403 | |
67c93c15 | 1404 | do { |
a6ae2480 FD |
1405 | nc_status = lttng_notification_channel_get_next_notification( |
1406 | notification_channel, ¬ification); | |
67c93c15 | 1407 | } while (nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INTERRUPTED); |
434f8068 | 1408 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && |
a6ae2480 FD |
1409 | lttng_condition_get_type(lttng_notification_get_condition( |
1410 | notification)) == | |
1411 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH, | |
434f8068 JR |
1412 | "High notification"); |
1413 | lttng_notification_destroy(notification); | |
1414 | notification = NULL; | |
1415 | ||
ff2b03c8 | 1416 | suspend_application(); |
7676e0d2 FD |
1417 | |
1418 | /* Resume consumer to allow event consumption */ | |
ff2b03c8 | 1419 | lttng_stop_tracing_no_wait(session_name); |
434f8068 | 1420 | resume_consumer(argv); |
ff2b03c8 | 1421 | wait_data_pending(session_name); |
434f8068 | 1422 | |
a6ae2480 FD |
1423 | nc_status = lttng_notification_channel_unsubscribe( |
1424 | notification_channel, low_condition); | |
1425 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1426 | "Unsubscribe low condition with pending notification"); | |
1427 | ||
1428 | nc_status = lttng_notification_channel_unsubscribe( | |
1429 | notification_channel, high_condition); | |
1430 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1431 | "Unsubscribe high condition with pending notification"); | |
434f8068 JR |
1432 | |
1433 | end: | |
1434 | lttng_notification_channel_destroy(notification_channel); | |
3780613c FD |
1435 | lttng_trigger_destroy(low_trigger); |
1436 | lttng_trigger_destroy(high_trigger); | |
1437 | lttng_action_destroy(low_action); | |
1438 | lttng_action_destroy(high_action); | |
434f8068 | 1439 | lttng_condition_destroy(low_condition); |
eff748d0 | 1440 | lttng_condition_destroy(high_condition); |
434f8068 JR |
1441 | } |
1442 | ||
7948461b FD |
1443 | static void create_tracepoint_event_rule_trigger(const char *event_pattern, |
1444 | const char *trigger_name, | |
1445 | const char *filter, | |
1446 | unsigned int exclusion_count, | |
3e4ee3b3 | 1447 | const char * const *exclusions, |
7948461b | 1448 | enum lttng_domain_type domain_type, |
c3e68e71 | 1449 | condition_capture_desc_cb capture_desc_cb, |
7948461b FD |
1450 | struct lttng_condition **condition, |
1451 | struct lttng_trigger **trigger) | |
1452 | { | |
1453 | enum lttng_event_rule_status event_rule_status; | |
1454 | enum lttng_trigger_status trigger_status; | |
1455 | ||
1456 | struct lttng_action *tmp_action = NULL; | |
1457 | struct lttng_event_rule *event_rule = NULL; | |
1458 | struct lttng_condition *tmp_condition = NULL; | |
1459 | struct lttng_trigger *tmp_trigger = NULL; | |
1460 | int ret; | |
1461 | ||
1462 | assert(event_pattern); | |
1463 | assert(trigger_name); | |
1464 | assert(condition); | |
1465 | assert(trigger); | |
1466 | ||
1467 | event_rule = lttng_event_rule_tracepoint_create(domain_type); | |
1468 | ok(event_rule, "Tracepoint event rule object creation"); | |
1469 | ||
1470 | event_rule_status = lttng_event_rule_tracepoint_set_pattern( | |
1471 | event_rule, event_pattern); | |
1472 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
1473 | "Setting tracepoint event rule pattern: '%s'", | |
1474 | event_pattern); | |
1475 | ||
1476 | if (filter) { | |
1477 | event_rule_status = lttng_event_rule_tracepoint_set_filter( | |
1478 | event_rule, filter); | |
1479 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
1480 | "Setting tracepoint event rule filter: '%s'", | |
1481 | filter); | |
1482 | } | |
1483 | ||
1484 | if (exclusions) { | |
1485 | int i; | |
1486 | bool success = true; | |
1487 | ||
1488 | assert(domain_type == LTTNG_DOMAIN_UST); | |
1489 | assert(exclusion_count > 0); | |
1490 | ||
1491 | for (i = 0; i < exclusion_count; i++) { | |
1492 | event_rule_status = | |
1493 | lttng_event_rule_tracepoint_add_exclusion( | |
1494 | event_rule, | |
1495 | exclusions[i]); | |
1496 | if (event_rule_status != LTTNG_EVENT_RULE_STATUS_OK) { | |
1497 | fail("Setting tracepoint event rule exclusion '%s'.", | |
1498 | exclusions[i]); | |
1499 | success = false; | |
1500 | } | |
1501 | } | |
1502 | ||
1503 | ok(success, "Setting tracepoint event rule exclusions"); | |
1504 | } | |
1505 | ||
c3e68e71 | 1506 | tmp_condition = lttng_condition_on_event_create(event_rule); |
7948461b FD |
1507 | ok(tmp_condition, "Condition event rule object creation"); |
1508 | ||
c3e68e71 JR |
1509 | if (capture_desc_cb) { |
1510 | ret = capture_desc_cb(tmp_condition); | |
1511 | if (ret) { | |
1512 | assert("Generating the condition capture descriptor"); | |
1513 | } | |
1514 | } | |
1515 | ||
7948461b FD |
1516 | tmp_action = lttng_action_notify_create(); |
1517 | ok(tmp_action, "Action event rule object creation"); | |
1518 | ||
1519 | tmp_trigger = lttng_trigger_create(tmp_condition, tmp_action); | |
1520 | ok(tmp_trigger, "Trigger object creation %s", trigger_name); | |
1521 | ||
1522 | trigger_status = lttng_trigger_set_name(tmp_trigger, trigger_name); | |
1523 | ok(trigger_status == LTTNG_TRIGGER_STATUS_OK, | |
1524 | "Setting name to trigger %s", trigger_name); | |
1525 | ||
1526 | ret = lttng_register_trigger(tmp_trigger); | |
1527 | ok(ret == 0, "Trigger registration %s", trigger_name); | |
1528 | ||
1529 | lttng_event_rule_destroy(event_rule); | |
1530 | ||
1531 | *condition = tmp_condition; | |
1532 | *trigger = tmp_trigger; | |
1533 | ||
1534 | return; | |
1535 | } | |
1536 | ||
d150e7e5 | 1537 | static struct lttng_notification *get_next_notification( |
7948461b FD |
1538 | struct lttng_notification_channel *notification_channel) |
1539 | { | |
d150e7e5 | 1540 | struct lttng_notification *local_notification = NULL; |
7948461b | 1541 | enum lttng_notification_channel_status status; |
7948461b FD |
1542 | |
1543 | /* Receive the next notification. */ | |
1544 | status = lttng_notification_channel_get_next_notification( | |
d150e7e5 | 1545 | notification_channel, &local_notification); |
7948461b FD |
1546 | |
1547 | switch (status) { | |
1548 | case LTTNG_NOTIFICATION_CHANNEL_STATUS_OK: | |
1549 | break; | |
d150e7e5 JR |
1550 | case LTTNG_NOTIFICATION_CHANNEL_STATUS_NOTIFICATIONS_DROPPED: |
1551 | fail("Notifications have been dropped"); | |
1552 | local_notification = NULL; | |
7948461b FD |
1553 | break; |
1554 | default: | |
d150e7e5 JR |
1555 | /* Unhandled conditions / errors. */ |
1556 | fail("Failed to get next notification (unknown notification channel status): status = %d", | |
1557 | (int) status); | |
1558 | local_notification = NULL; | |
7948461b FD |
1559 | break; |
1560 | } | |
1561 | ||
d150e7e5 | 1562 | return local_notification; |
7948461b FD |
1563 | } |
1564 | ||
1565 | static void test_tracepoint_event_rule_notification( | |
1566 | enum lttng_domain_type domain_type) | |
1567 | { | |
1568 | int i; | |
d150e7e5 | 1569 | int ret; |
7948461b FD |
1570 | const int notification_count = 3; |
1571 | enum lttng_notification_channel_status nc_status; | |
1572 | struct lttng_action *action = NULL; | |
1573 | struct lttng_condition *condition = NULL; | |
1574 | struct lttng_notification_channel *notification_channel = NULL; | |
1575 | struct lttng_trigger *trigger = NULL; | |
1576 | const char * const trigger_name = "my_precious"; | |
1577 | const char *pattern; | |
1578 | ||
1579 | if (domain_type == LTTNG_DOMAIN_UST) { | |
1580 | pattern = "tp:tptest"; | |
1581 | } else { | |
1582 | pattern = "lttng_test_filter_event"; | |
1583 | } | |
1584 | ||
1585 | create_tracepoint_event_rule_trigger(pattern, trigger_name, NULL, 0, | |
c3e68e71 | 1586 | NULL, domain_type, NULL, &condition, &trigger); |
7948461b FD |
1587 | |
1588 | notification_channel = lttng_notification_channel_create( | |
1589 | lttng_session_daemon_notification_endpoint); | |
1590 | ok(notification_channel, "Notification channel object creation"); | |
1591 | ||
1592 | nc_status = lttng_notification_channel_subscribe( | |
1593 | notification_channel, condition); | |
1594 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1595 | "Subscribe to tracepoint event rule condition"); | |
1596 | ||
1597 | resume_application(); | |
1598 | ||
d150e7e5 | 1599 | /* Get notifications. */ |
7948461b | 1600 | for (i = 0; i < notification_count; i++) { |
d150e7e5 | 1601 | struct lttng_notification *notification = get_next_notification( |
7948461b FD |
1602 | notification_channel); |
1603 | ||
d150e7e5 JR |
1604 | ok(notification, "Received notification (%d/%d)", i + 1, |
1605 | notification_count); | |
1606 | ||
1607 | /* Error. */ | |
1608 | if (notification == NULL) { | |
1609 | goto end; | |
1610 | } | |
1611 | ||
1612 | ret = validator_notification_trigger_name(notification, trigger_name); | |
1613 | lttng_notification_destroy(notification); | |
1614 | if (ret) { | |
1615 | goto end; | |
1616 | } | |
7948461b FD |
1617 | } |
1618 | ||
d150e7e5 | 1619 | end: |
7948461b FD |
1620 | suspend_application(); |
1621 | lttng_notification_channel_destroy(notification_channel); | |
1622 | lttng_unregister_trigger(trigger); | |
1623 | lttng_trigger_destroy(trigger); | |
1624 | lttng_action_destroy(action); | |
1625 | lttng_condition_destroy(condition); | |
1626 | return; | |
1627 | } | |
1628 | ||
a740a242 FD |
1629 | static void test_tracepoint_event_rule_notification_filter( |
1630 | enum lttng_domain_type domain_type) | |
1631 | { | |
1632 | int i; | |
d150e7e5 | 1633 | const int notification_count = 3; |
a740a242 | 1634 | enum lttng_notification_channel_status nc_status; |
a740a242 FD |
1635 | struct lttng_condition *ctrl_condition = NULL, *condition = NULL; |
1636 | struct lttng_notification_channel *notification_channel = NULL; | |
1637 | struct lttng_trigger *ctrl_trigger = NULL, *trigger = NULL; | |
1638 | const char * const ctrl_trigger_name = "control_trigger"; | |
1639 | const char * const trigger_name = "trigger"; | |
1640 | const char *pattern; | |
1641 | int ctrl_count = 0, count = 0; | |
1642 | ||
1643 | if (domain_type == LTTNG_DOMAIN_UST) { | |
1644 | pattern = "tp:tptest"; | |
1645 | } else { | |
1646 | pattern = "lttng_test_filter_event"; | |
1647 | } | |
1648 | ||
1649 | notification_channel = lttng_notification_channel_create( | |
1650 | lttng_session_daemon_notification_endpoint); | |
1651 | ok(notification_channel, "Notification channel object creation"); | |
1652 | ||
1653 | create_tracepoint_event_rule_trigger(pattern, ctrl_trigger_name, NULL, | |
c3e68e71 | 1654 | 0, NULL, domain_type, NULL, &ctrl_condition, &ctrl_trigger); |
a740a242 FD |
1655 | |
1656 | nc_status = lttng_notification_channel_subscribe( | |
1657 | notification_channel, ctrl_condition); | |
1658 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1659 | "Subscribe to tracepoint event rule condition"); | |
1660 | ||
1661 | /* | |
1662 | * Attach a filter expression to get notification only if the | |
1663 | * `intfield` is even. | |
1664 | */ | |
1665 | create_tracepoint_event_rule_trigger(pattern, trigger_name, | |
c3e68e71 | 1666 | "(intfield & 1) == 0", 0, NULL, domain_type, NULL, &condition, |
a740a242 FD |
1667 | &trigger); |
1668 | ||
1669 | nc_status = lttng_notification_channel_subscribe( | |
1670 | notification_channel, condition); | |
1671 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1672 | "Subscribe to tracepoint event rule condition"); | |
1673 | ||
1674 | /* | |
1675 | * We registered 2 notifications triggers, one with a filter and one | |
1676 | * without (control). The one with a filter will only fired when the | |
1677 | * `intfield` is a multiple of 2. We should get two times as many | |
1678 | * control notifications as filter notifications. | |
1679 | */ | |
1680 | resume_application(); | |
1681 | ||
1682 | /* | |
1683 | * Get 3 notifications. We should get 1 for the regular trigger (with | |
1684 | * the filter) and 2 from the control trigger. This works whatever | |
1685 | * the order we receive the notifications. | |
1686 | */ | |
d150e7e5 JR |
1687 | for (i = 0; i < notification_count; i++) { |
1688 | const char *name; | |
1689 | struct lttng_notification *notification = get_next_notification( | |
a740a242 FD |
1690 | notification_channel); |
1691 | ||
d150e7e5 JR |
1692 | ok(notification, "Received notification (%d/%d)", i + 1, |
1693 | notification_count); | |
1694 | ||
1695 | /* Error. */ | |
1696 | if (notification == NULL) { | |
1697 | goto end; | |
1698 | } | |
1699 | ||
1700 | name = get_notification_trigger_name(notification); | |
1701 | if (name == NULL) { | |
1702 | lttng_notification_destroy(notification); | |
1703 | goto end; | |
1704 | } | |
1705 | ||
a740a242 FD |
1706 | if (strcmp(ctrl_trigger_name, name) == 0) { |
1707 | ctrl_count++; | |
1708 | } else if (strcmp(trigger_name, name) == 0) { | |
1709 | count++; | |
1710 | } | |
1711 | ||
d150e7e5 | 1712 | lttng_notification_destroy(notification); |
a740a242 FD |
1713 | } |
1714 | ||
1715 | ok(ctrl_count / 2 == count, | |
1716 | "Get twice as many control notif as of regular notif"); | |
1717 | ||
d150e7e5 | 1718 | end: |
a740a242 FD |
1719 | suspend_application(); |
1720 | ||
1721 | lttng_unregister_trigger(trigger); | |
1722 | lttng_unregister_trigger(ctrl_trigger); | |
1723 | lttng_notification_channel_destroy(notification_channel); | |
1724 | lttng_trigger_destroy(trigger); | |
1725 | lttng_trigger_destroy(ctrl_trigger); | |
1726 | lttng_condition_destroy(condition); | |
1727 | lttng_condition_destroy(ctrl_condition); | |
1728 | } | |
1729 | ||
3e4ee3b3 FD |
1730 | static void test_tracepoint_event_rule_notification_exclusion( |
1731 | enum lttng_domain_type domain_type) | |
1732 | { | |
1733 | enum lttng_notification_channel_status nc_status; | |
1734 | struct lttng_condition *ctrl_condition = NULL, *condition = NULL; | |
1735 | struct lttng_notification_channel *notification_channel = NULL; | |
1736 | struct lttng_trigger *ctrl_trigger = NULL, *trigger = NULL; | |
1737 | int ctrl_count = 0, count = 0, i; | |
d150e7e5 | 1738 | const int notification_count = 6; |
3e4ee3b3 FD |
1739 | const char * const ctrl_trigger_name = "control_exclusion_trigger"; |
1740 | const char * const trigger_name = "exclusion_trigger"; | |
1741 | const char * const pattern = "tp:tptest*"; | |
1742 | const char * const exclusions[] = { | |
1743 | "tp:tptest2", | |
1744 | "tp:tptest3", | |
1745 | "tp:tptest4", | |
1746 | "tp:tptest5" | |
1747 | }; | |
1748 | ||
1749 | notification_channel = lttng_notification_channel_create( | |
1750 | lttng_session_daemon_notification_endpoint); | |
1751 | ok(notification_channel, "Notification channel object creation"); | |
1752 | ||
1753 | create_tracepoint_event_rule_trigger(pattern, ctrl_trigger_name, NULL, | |
c3e68e71 JR |
1754 | 0, NULL, domain_type, NULL, &ctrl_condition, |
1755 | &ctrl_trigger); | |
3e4ee3b3 FD |
1756 | |
1757 | nc_status = lttng_notification_channel_subscribe( | |
1758 | notification_channel, ctrl_condition); | |
1759 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1760 | "Subscribe to tracepoint event rule condition"); | |
1761 | ||
1762 | create_tracepoint_event_rule_trigger(pattern, trigger_name, NULL, 4, | |
c3e68e71 JR |
1763 | exclusions, domain_type, NULL, &condition, |
1764 | &trigger); | |
3e4ee3b3 FD |
1765 | |
1766 | nc_status = lttng_notification_channel_subscribe( | |
1767 | notification_channel, condition); | |
1768 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1769 | "Subscribe to tracepoint event rule condition"); | |
1770 | ||
1771 | /* | |
1772 | * We registered 2 notifications triggers, one with an exclusion and | |
1773 | * one without (control). | |
1774 | * - The trigger with an exclusion will fire once every iteration. | |
1775 | * - The trigger without an exclusion will fire 5 times every | |
1776 | * iteration. | |
1777 | * | |
1778 | * We should get 5 times as many notifications from the control | |
1779 | * trigger. | |
1780 | */ | |
1781 | resume_application(); | |
1782 | ||
1783 | /* | |
1784 | * Get 6 notifications. We should get 1 for the regular trigger (with | |
1785 | * the exclusion) and 5 from the control trigger. This works whatever | |
1786 | * the order we receive the notifications. | |
1787 | */ | |
d150e7e5 JR |
1788 | for (i = 0; i < notification_count; i++) { |
1789 | const char *name; | |
1790 | struct lttng_notification *notification = get_next_notification( | |
3e4ee3b3 FD |
1791 | notification_channel); |
1792 | ||
d150e7e5 JR |
1793 | ok(notification, "Received notification (%d/%d)", i + 1, |
1794 | notification_count); | |
1795 | ||
1796 | /* Error. */ | |
1797 | if (notification == NULL) { | |
1798 | goto end; | |
1799 | } | |
1800 | ||
1801 | name = get_notification_trigger_name(notification); | |
1802 | if (name == NULL) { | |
1803 | lttng_notification_destroy(notification); | |
1804 | goto end; | |
1805 | } | |
1806 | ||
3e4ee3b3 FD |
1807 | if (strcmp(ctrl_trigger_name, name) == 0) { |
1808 | ctrl_count++; | |
1809 | } else if (strcmp(trigger_name, name) == 0) { | |
1810 | count++; | |
1811 | } | |
1812 | ||
d150e7e5 | 1813 | lttng_notification_destroy(notification); |
3e4ee3b3 FD |
1814 | } |
1815 | ||
1816 | ok(ctrl_count / 5 == count, | |
1817 | "Got 5 times as many control notif as of regular notif"); | |
1818 | ||
d150e7e5 | 1819 | end: |
3e4ee3b3 FD |
1820 | suspend_application(); |
1821 | ||
1822 | lttng_unregister_trigger(trigger); | |
1823 | lttng_unregister_trigger(ctrl_trigger); | |
1824 | lttng_notification_channel_destroy(notification_channel); | |
1825 | lttng_trigger_destroy(trigger); | |
1826 | lttng_trigger_destroy(ctrl_trigger); | |
1827 | lttng_condition_destroy(condition); | |
1828 | lttng_condition_destroy(ctrl_condition); | |
1829 | return; | |
1830 | } | |
1831 | ||
51704c8e FD |
1832 | static void test_kprobe_event_rule_notification( |
1833 | enum lttng_domain_type domain_type) | |
1834 | { | |
1835 | int i, ret; | |
1836 | const int notification_count = 3; | |
1837 | enum lttng_notification_channel_status nc_status; | |
1838 | enum lttng_event_rule_status event_rule_status; | |
1839 | enum lttng_trigger_status trigger_status; | |
1840 | struct lttng_notification_channel *notification_channel = NULL; | |
1841 | struct lttng_condition *condition = NULL; | |
1842 | struct lttng_kernel_probe_location *location = NULL; | |
1843 | struct lttng_event_rule *event_rule = NULL; | |
1844 | struct lttng_action *action = NULL; | |
1845 | struct lttng_trigger *trigger = NULL; | |
1846 | const char * const trigger_name = "kprobe_trigger"; | |
1847 | const char * const symbol_name = "lttng_test_filter_event_write"; | |
1848 | ||
1849 | action = lttng_action_notify_create(); | |
1850 | if (!action) { | |
1851 | fail("Failed to create notify action"); | |
1852 | goto end; | |
1853 | } | |
1854 | ||
1855 | location = lttng_kernel_probe_location_symbol_create(symbol_name, 0); | |
1856 | if (!location) { | |
1857 | fail("Failed to create kernel probe location"); | |
1858 | goto end; | |
1859 | } | |
1860 | ||
1861 | notification_channel = lttng_notification_channel_create( | |
1862 | lttng_session_daemon_notification_endpoint); | |
1863 | ok(notification_channel, "Notification channel object creation"); | |
1864 | ||
c3e68e71 | 1865 | event_rule = lttng_event_rule_kernel_probe_create(location); |
51704c8e FD |
1866 | ok(event_rule, "kprobe event rule object creation"); |
1867 | ||
c3e68e71 | 1868 | event_rule_status = lttng_event_rule_kernel_probe_set_event_name( |
51704c8e FD |
1869 | event_rule, trigger_name); |
1870 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
1871 | "Setting kprobe event rule name: '%s'", trigger_name); | |
1872 | ||
c3e68e71 | 1873 | condition = lttng_condition_on_event_create(event_rule); |
51704c8e FD |
1874 | ok(condition, "Condition event rule object creation"); |
1875 | ||
1876 | /* Register the trigger for condition. */ | |
1877 | trigger = lttng_trigger_create(condition, action); | |
1878 | if (!trigger) { | |
1879 | fail("Failed to create trigger with kernel probe event rule condition and notify action"); | |
1880 | goto end; | |
1881 | } | |
1882 | ||
1883 | trigger_status = lttng_trigger_set_name(trigger, trigger_name); | |
1884 | ok(trigger_status == LTTNG_TRIGGER_STATUS_OK, | |
1885 | "Setting trigger name to '%s'", trigger_name); | |
1886 | ||
1887 | ret = lttng_register_trigger(trigger); | |
1888 | if (ret) { | |
1889 | fail("Failed to register trigger with kernel probe event rule condition and notify action"); | |
1890 | goto end; | |
1891 | } | |
1892 | ||
1893 | nc_status = lttng_notification_channel_subscribe( | |
1894 | notification_channel, condition); | |
1895 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1896 | "Subscribe to tracepoint event rule condition"); | |
1897 | ||
1898 | resume_application(); | |
1899 | ||
1900 | for (i = 0; i < notification_count; i++) { | |
d150e7e5 | 1901 | struct lttng_notification *notification = get_next_notification( |
51704c8e FD |
1902 | notification_channel); |
1903 | ||
d150e7e5 JR |
1904 | ok(notification, "Received notification (%d/%d)", i + 1, |
1905 | notification_count); | |
1906 | ||
1907 | /* Error. */ | |
1908 | if (notification == NULL) { | |
1909 | goto end; | |
1910 | } | |
1911 | ||
1912 | ret = validator_notification_trigger_name(notification, trigger_name); | |
1913 | lttng_notification_destroy(notification); | |
1914 | if (ret) { | |
1915 | goto end; | |
1916 | } | |
51704c8e FD |
1917 | } |
1918 | ||
1919 | end: | |
1920 | suspend_application(); | |
1921 | lttng_notification_channel_destroy(notification_channel); | |
1922 | lttng_unregister_trigger(trigger); | |
1923 | lttng_trigger_destroy(trigger); | |
1924 | lttng_action_destroy(action); | |
aab0598f | 1925 | lttng_event_rule_destroy(event_rule); |
51704c8e FD |
1926 | lttng_condition_destroy(condition); |
1927 | lttng_kernel_probe_location_destroy(location); | |
1928 | return; | |
1929 | } | |
1930 | ||
45294d8a FD |
1931 | static void test_uprobe_event_rule_notification( |
1932 | enum lttng_domain_type domain_type, | |
1933 | const char *testapp_path, | |
1934 | const char *test_symbol_name) | |
1935 | { | |
1936 | int i, ret; | |
1937 | const int notification_count = 3; | |
1938 | enum lttng_notification_channel_status nc_status; | |
1939 | enum lttng_event_rule_status event_rule_status; | |
1940 | enum lttng_trigger_status trigger_status; | |
1941 | struct lttng_notification_channel *notification_channel = NULL; | |
1942 | struct lttng_userspace_probe_location *probe_location = NULL; | |
1943 | struct lttng_userspace_probe_location_lookup_method *lookup_method = | |
1944 | NULL; | |
1945 | struct lttng_condition *condition = NULL; | |
1946 | struct lttng_event_rule *event_rule = NULL; | |
1947 | struct lttng_action *action = NULL; | |
1948 | struct lttng_trigger *trigger = NULL; | |
1949 | const char * const trigger_name = "uprobe_trigger"; | |
1950 | ||
1951 | action = lttng_action_notify_create(); | |
1952 | if (!action) { | |
1953 | fail("Failed to create notify action"); | |
1954 | goto end; | |
1955 | } | |
1956 | ||
1957 | lookup_method = lttng_userspace_probe_location_lookup_method_function_elf_create(); | |
1958 | if (!lookup_method) { | |
1959 | fail("Setup error on userspace probe lookup method creation"); | |
1960 | goto end; | |
1961 | } | |
1962 | ||
1963 | probe_location = lttng_userspace_probe_location_function_create( | |
1964 | testapp_path, test_symbol_name, lookup_method); | |
1965 | if (!probe_location) { | |
1966 | fail("Failed to create userspace probe location"); | |
1967 | goto end; | |
1968 | } | |
1969 | ||
1970 | notification_channel = lttng_notification_channel_create( | |
1971 | lttng_session_daemon_notification_endpoint); | |
1972 | ok(notification_channel, "Notification channel object creation"); | |
1973 | ||
c3e68e71 | 1974 | event_rule = lttng_event_rule_userspace_probe_create(probe_location); |
45294d8a FD |
1975 | ok(event_rule, "kprobe event rule object creation"); |
1976 | ||
c3e68e71 | 1977 | event_rule_status = lttng_event_rule_userspace_probe_set_event_name( |
45294d8a FD |
1978 | event_rule, trigger_name); |
1979 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
1980 | "Setting uprobe event rule name: '%s'", trigger_name); | |
1981 | ||
c3e68e71 | 1982 | condition = lttng_condition_on_event_create(event_rule); |
45294d8a FD |
1983 | ok(condition, "Condition event rule object creation"); |
1984 | ||
1985 | /* Register the trigger for condition. */ | |
1986 | trigger = lttng_trigger_create(condition, action); | |
1987 | if (!trigger) { | |
1988 | fail("Failed to create trigger with userspace probe event rule condition and notify action"); | |
1989 | goto end; | |
1990 | } | |
1991 | ||
1992 | trigger_status = lttng_trigger_set_name(trigger, trigger_name); | |
1993 | ok(trigger_status == LTTNG_TRIGGER_STATUS_OK, | |
1994 | "Setting name to trigger '%s'", trigger_name); | |
1995 | ||
1996 | ret = lttng_register_trigger(trigger); | |
1997 | if (ret) { | |
1998 | fail("Failed to register trigger with userspace probe event rule condition and notify action"); | |
1999 | goto end; | |
2000 | } | |
2001 | ||
2002 | nc_status = lttng_notification_channel_subscribe( | |
2003 | notification_channel, condition); | |
2004 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
2005 | "Subscribe to tracepoint event rule condition"); | |
2006 | ||
2007 | resume_application(); | |
2008 | ||
d150e7e5 JR |
2009 | for (i = 0; i < 3; i++) { |
2010 | struct lttng_notification *notification = get_next_notification( | |
45294d8a FD |
2011 | notification_channel); |
2012 | ||
d150e7e5 JR |
2013 | ok(notification, "Received notification (%d/%d)", i + 1, |
2014 | notification_count); | |
2015 | ||
2016 | /* Error. */ | |
2017 | if (notification == NULL) { | |
2018 | goto end; | |
2019 | } | |
2020 | ||
2021 | ret = validator_notification_trigger_name(notification, trigger_name); | |
2022 | lttng_notification_destroy(notification); | |
2023 | if (ret) { | |
2024 | goto end; | |
2025 | } | |
45294d8a FD |
2026 | } |
2027 | end: | |
2028 | suspend_application(); | |
2029 | ||
2030 | lttng_notification_channel_destroy(notification_channel); | |
2031 | lttng_unregister_trigger(trigger); | |
2032 | lttng_trigger_destroy(trigger); | |
2033 | lttng_action_destroy(action); | |
a877d1b5 | 2034 | lttng_userspace_probe_location_destroy(probe_location); |
45294d8a FD |
2035 | lttng_event_rule_destroy(event_rule); |
2036 | lttng_condition_destroy(condition); | |
2037 | return; | |
2038 | } | |
2039 | ||
aab0598f FD |
2040 | static void test_syscall_event_rule_notification( |
2041 | enum lttng_domain_type domain_type) | |
2042 | { | |
2043 | int i, ret; | |
2044 | const int notification_count = 3; | |
2045 | enum lttng_notification_channel_status nc_status; | |
2046 | enum lttng_event_rule_status event_rule_status; | |
2047 | enum lttng_trigger_status trigger_status; | |
2048 | struct lttng_notification_channel *notification_channel = NULL; | |
2049 | struct lttng_condition *condition = NULL; | |
2050 | struct lttng_event_rule *event_rule = NULL; | |
2051 | struct lttng_action *action = NULL; | |
2052 | struct lttng_trigger *trigger = NULL; | |
2053 | const char * const trigger_name = "syscall_trigger"; | |
2054 | const char * const syscall_name = "openat"; | |
2055 | ||
2056 | action = lttng_action_notify_create(); | |
2057 | if (!action) { | |
2058 | fail("Failed to create notify action"); | |
2059 | goto end; | |
2060 | } | |
2061 | ||
2062 | notification_channel = lttng_notification_channel_create( | |
2063 | lttng_session_daemon_notification_endpoint); | |
2064 | ok(notification_channel, "Notification channel object creation"); | |
2065 | ||
2066 | event_rule = lttng_event_rule_syscall_create(); | |
2067 | ok(event_rule, "syscall event rule object creation"); | |
2068 | ||
2069 | event_rule_status = lttng_event_rule_syscall_set_pattern( | |
2070 | event_rule, syscall_name); | |
2071 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
2072 | "Setting syscall event rule pattern: '%s'", syscall_name); | |
2073 | ||
c3e68e71 | 2074 | condition = lttng_condition_on_event_create(event_rule); |
aab0598f FD |
2075 | ok(condition, "Condition syscall event rule object creation"); |
2076 | ||
2077 | /* Register the trigger for condition. */ | |
2078 | trigger = lttng_trigger_create(condition, action); | |
2079 | if (!trigger) { | |
2080 | fail("Failed to create trigger with syscall event rule condition and notify action"); | |
2081 | goto end; | |
2082 | } | |
2083 | ||
2084 | trigger_status = lttng_trigger_set_name(trigger, trigger_name); | |
2085 | ok(trigger_status == LTTNG_TRIGGER_STATUS_OK, | |
2086 | "Setting name to trigger '%s'", trigger_name); | |
2087 | ||
2088 | ret = lttng_register_trigger(trigger); | |
2089 | if (ret) { | |
2090 | fail("Failed to register trigger with syscall event rule condition and notify action"); | |
2091 | goto end; | |
2092 | } | |
2093 | ||
2094 | nc_status = lttng_notification_channel_subscribe( | |
2095 | notification_channel, condition); | |
2096 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
2097 | "Subscribe to tracepoint event rule condition"); | |
2098 | ||
2099 | resume_application(); | |
2100 | ||
2101 | for (i = 0; i < notification_count; i++) { | |
d150e7e5 | 2102 | struct lttng_notification *notification = get_next_notification( |
aab0598f FD |
2103 | notification_channel); |
2104 | ||
d150e7e5 JR |
2105 | ok(notification, "Received notification (%d/%d)", i + 1, |
2106 | notification_count); | |
2107 | ||
2108 | /* Error. */ | |
2109 | if (notification == NULL) { | |
2110 | goto end; | |
2111 | } | |
2112 | ||
2113 | ret = validator_notification_trigger_name(notification, trigger_name); | |
2114 | lttng_notification_destroy(notification); | |
2115 | if (ret) { | |
2116 | goto end; | |
2117 | } | |
aab0598f FD |
2118 | } |
2119 | end: | |
2120 | suspend_application(); | |
2121 | lttng_notification_channel_destroy(notification_channel); | |
2122 | lttng_unregister_trigger(trigger); | |
2123 | lttng_trigger_destroy(trigger); | |
2124 | lttng_action_destroy(action); | |
2125 | lttng_condition_destroy(condition); | |
2126 | return; | |
2127 | } | |
2128 | ||
acb98866 FD |
2129 | static void test_syscall_event_rule_notification_filter( |
2130 | enum lttng_domain_type domain_type) | |
2131 | { | |
2132 | int i, ret; | |
2133 | const int notification_count = 3; | |
2134 | enum lttng_notification_channel_status nc_status; | |
2135 | enum lttng_event_rule_status event_rule_status; | |
2136 | enum lttng_trigger_status trigger_status; | |
2137 | struct lttng_notification_channel *notification_channel = NULL; | |
2138 | struct lttng_condition *condition = NULL; | |
2139 | struct lttng_event_rule *event_rule = NULL; | |
2140 | struct lttng_action *action = NULL; | |
2141 | struct lttng_trigger *trigger = NULL; | |
2142 | const char * const trigger_name = "syscall_trigger"; | |
2143 | const char * const syscall_name = "openat"; | |
2144 | const char * const filter_pattern = "filename == \"/proc/cpuinfo\""; | |
2145 | ||
2146 | action = lttng_action_notify_create(); | |
2147 | if (!action) { | |
2148 | fail("Failed to create notify action"); | |
2149 | goto end; | |
2150 | } | |
2151 | ||
2152 | notification_channel = lttng_notification_channel_create( | |
2153 | lttng_session_daemon_notification_endpoint); | |
2154 | ok(notification_channel, "Notification channel object creation"); | |
2155 | ||
2156 | event_rule = lttng_event_rule_syscall_create(); | |
2157 | ok(event_rule, "syscall event rule object creation"); | |
2158 | ||
2159 | event_rule_status = lttng_event_rule_syscall_set_pattern( | |
2160 | event_rule, syscall_name); | |
2161 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
2162 | "Setting syscall event rule pattern: '%s'", syscall_name); | |
2163 | ||
2164 | event_rule_status = lttng_event_rule_syscall_set_filter( | |
2165 | event_rule, filter_pattern); | |
2166 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
2167 | "Setting filter: '%s'", filter_pattern); | |
2168 | ||
c3e68e71 | 2169 | condition = lttng_condition_on_event_create(event_rule); |
acb98866 FD |
2170 | ok(condition, "Condition event rule object creation"); |
2171 | ||
2172 | /* Register the triggers for condition */ | |
2173 | trigger = lttng_trigger_create(condition, action); | |
2174 | if (!trigger) { | |
2175 | fail("Failed to create trigger with syscall filtering event rule condition and notify action"); | |
2176 | goto end; | |
2177 | } | |
2178 | ||
2179 | trigger_status = lttng_trigger_set_name(trigger, trigger_name); | |
2180 | ok(trigger_status == LTTNG_TRIGGER_STATUS_OK, | |
2181 | "Setting name to trigger '%s'", trigger_name); | |
2182 | ||
2183 | ret = lttng_register_trigger(trigger); | |
2184 | if (ret) { | |
2185 | fail("Failed to register trigger with syscall filtering event rule condition and notify action"); | |
2186 | goto end; | |
2187 | } | |
2188 | ||
2189 | nc_status = lttng_notification_channel_subscribe( | |
2190 | notification_channel, condition); | |
2191 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
2192 | "Subscribe to tracepoint event rule condition"); | |
2193 | ||
2194 | resume_application(); | |
2195 | ||
d150e7e5 JR |
2196 | for (i = 0; i < notification_count; i++) { |
2197 | struct lttng_notification *notification = get_next_notification( | |
acb98866 FD |
2198 | notification_channel); |
2199 | ||
d150e7e5 JR |
2200 | ok(notification, "Received notification (%d/%d)", i + 1, |
2201 | notification_count); | |
2202 | ||
2203 | /* Error. */ | |
2204 | if (notification == NULL) { | |
2205 | goto end; | |
2206 | } | |
2207 | ||
2208 | ret = validator_notification_trigger_name(notification, trigger_name); | |
2209 | lttng_notification_destroy(notification); | |
2210 | if (ret) { | |
2211 | goto end; | |
2212 | } | |
acb98866 FD |
2213 | } |
2214 | ||
2215 | end: | |
2216 | suspend_application(); | |
2217 | ||
2218 | lttng_unregister_trigger(trigger); | |
2219 | lttng_notification_channel_destroy(notification_channel); | |
2220 | lttng_trigger_destroy(trigger); | |
2221 | lttng_event_rule_destroy(event_rule); | |
2222 | lttng_condition_destroy(condition); | |
2223 | return; | |
2224 | } | |
2225 | ||
c3e68e71 JR |
2226 | static int generate_capture_descr(struct lttng_condition *condition) |
2227 | { | |
2228 | int ret; | |
2229 | struct lttng_event_expr *expr = NULL; | |
2230 | unsigned int basic_field_size; | |
2231 | enum lttng_condition_status cond_status; | |
2232 | ||
2233 | basic_field_size = sizeof(test_capture_base_fields) / sizeof(*test_capture_base_fields); | |
2234 | for (int i = 0; i < basic_field_size; i++) { | |
2235 | ||
2236 | diag("Adding capture descriptor \"%s\"", test_capture_base_fields[i].field_name); | |
2237 | ||
2238 | switch (test_capture_base_fields[i].field_type) { | |
2239 | case FIELD_TYPE_PAYLOAD: | |
2240 | expr = lttng_event_expr_event_payload_field_create( | |
2241 | test_capture_base_fields[i].field_name); | |
2242 | break; | |
2243 | case FIELD_TYPE_CONTEXT: | |
2244 | expr = lttng_event_expr_channel_context_field_create( | |
2245 | test_capture_base_fields[i].field_name); | |
2246 | break; | |
2247 | case FIELD_TYPE_ARRAY_FIELD: | |
2248 | { | |
2249 | int nb_matches; | |
2250 | unsigned int index; | |
2251 | char field_name[256]; | |
2252 | struct lttng_event_expr *array_expr = NULL; | |
2253 | nb_matches = sscanf(test_capture_base_fields[i].field_name, | |
2254 | "%[^[][%u]", field_name, &index); | |
2255 | if (nb_matches != 2) { | |
2256 | ret = 1; | |
2257 | goto end; | |
2258 | } | |
2259 | array_expr = lttng_event_expr_event_payload_field_create( | |
2260 | field_name); | |
2261 | ||
2262 | expr = lttng_event_expr_array_field_element_create( | |
2263 | array_expr, index); | |
2264 | break; | |
2265 | } | |
2266 | case FIELD_TYPE_APP_CONTEXT: | |
2267 | fail("Application context not tested yet."); | |
2268 | default: | |
2269 | ret = 1; | |
2270 | goto end; | |
2271 | } | |
2272 | if (expr == NULL) { | |
2273 | fail("Creating capture expression"); | |
2274 | ret = -1; | |
2275 | goto end; | |
2276 | } | |
2277 | cond_status = lttng_condition_on_event_append_capture_descriptor( | |
2278 | condition, expr); | |
2279 | if (cond_status != LTTNG_CONDITION_STATUS_OK) { | |
2280 | fail("Appending capture_descriptor"); | |
2281 | ret = -1; | |
2282 | lttng_event_expr_destroy(expr); | |
2283 | goto end; | |
2284 | } | |
2285 | } | |
2286 | ||
2287 | ret = 0; | |
2288 | ||
2289 | end: | |
2290 | return ret; | |
2291 | } | |
2292 | ||
2293 | static int validator_notification_trigger_capture( | |
2294 | enum lttng_domain_type domain, | |
2295 | struct lttng_notification *notification, | |
2296 | const int iteration) | |
2297 | { | |
2298 | int ret; | |
2299 | unsigned int capture_count, i; | |
2300 | enum lttng_evaluation_status evaluation_status; | |
2301 | enum lttng_event_field_value_status event_field_value_status; | |
2302 | const struct lttng_evaluation *evaluation; | |
2303 | const struct lttng_event_field_value *captured_fields; | |
2304 | bool at_least_one_error = false; | |
2305 | ||
2306 | evaluation = lttng_notification_get_evaluation(notification); | |
2307 | if (evaluation == NULL) { | |
2308 | fail("lttng_notification_get_evaluation"); | |
2309 | ret = 1; | |
2310 | goto end; | |
2311 | } | |
2312 | ||
2313 | /* TODO: it seems weird that lttng_evaluation_get_captured_values return | |
2314 | * INVALID if no capture were present. might be better to return | |
2315 | * something with more meaning. Another question is how we link the | |
2316 | * notion of capture and the descriptor from the perspective of a | |
2317 | * client. Is it really invalid to ask for captured value when there might | |
2318 | * not be any? | |
2319 | */ | |
2320 | evaluation_status = lttng_evaluation_get_captured_values(evaluation, &captured_fields); | |
2321 | if (evaluation_status != LTTNG_EVALUATION_STATUS_OK) { | |
2322 | diag("lttng_evaluation_get_captured_values"); | |
2323 | ret = 1; | |
2324 | goto end; | |
2325 | } | |
2326 | ||
2327 | event_field_value_status = | |
2328 | lttng_event_field_value_array_get_length(captured_fields, | |
2329 | &capture_count); | |
2330 | if (event_field_value_status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
2331 | assert(0 && "get count of captured field"); | |
2332 | } | |
2333 | ||
2334 | for (i = 0; i < capture_count; i++) { | |
2335 | const struct lttng_event_field_value *captured_field = NULL; | |
2336 | validate_cb validate; | |
2337 | bool expected; | |
2338 | ||
2339 | diag("Validating capture \"%s\"", test_capture_base_fields[i].field_name); | |
2340 | event_field_value_status = lttng_event_field_value_array_get_element_at_index(captured_fields, i, &captured_field); | |
2341 | ||
2342 | switch(domain) { | |
2343 | case LTTNG_DOMAIN_UST: | |
2344 | expected = test_capture_base_fields[i].expected_ust; | |
2345 | break; | |
2346 | case LTTNG_DOMAIN_KERNEL: | |
2347 | expected = test_capture_base_fields[i].expected_kernel; | |
2348 | break; | |
2349 | default: | |
2350 | assert(0 && "Domain invalid for this test"); | |
2351 | } | |
2352 | ||
2353 | if (!expected) { | |
2354 | ok(event_field_value_status == LTTNG_EVENT_FIELD_VALUE_STATUS_UNAVAILABLE, "No payload captured"); | |
2355 | continue; | |
2356 | } | |
2357 | ||
2358 | if (domain == LTTNG_DOMAIN_UST) { | |
2359 | validate = test_capture_base_fields[i].validate_ust; | |
2360 | } else { | |
2361 | validate = test_capture_base_fields[i].validate_kernel; | |
2362 | } | |
2363 | ||
2364 | if (event_field_value_status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
2365 | const char *reason; | |
2366 | if (event_field_value_status == | |
2367 | LTTNG_EVENT_FIELD_VALUE_STATUS_UNAVAILABLE) { | |
2368 | reason = "Expected a capture but it is unavailable"; | |
2369 | } else { | |
2370 | reason = "lttng_event_field_value_array_get_element_at_index"; | |
2371 | } | |
2372 | fail(reason); | |
2373 | ret = 1; | |
2374 | goto end; | |
2375 | } | |
2376 | diag("Captured field of type %s", | |
2377 | field_value_type_to_str( | |
2378 | lttng_event_field_value_get_type(captured_field))); | |
2379 | ||
2380 | assert(validate); | |
2381 | ret = validate(captured_field, iteration); | |
2382 | if (ret) { | |
2383 | at_least_one_error = true; | |
2384 | } | |
2385 | } | |
2386 | ||
2387 | ret = at_least_one_error; | |
2388 | ||
2389 | end: | |
2390 | return ret; | |
2391 | } | |
2392 | ||
2393 | static void test_tracepoint_event_rule_notification_capture( | |
2394 | enum lttng_domain_type domain_type) | |
2395 | { | |
2396 | enum lttng_notification_channel_status nc_status; | |
2397 | ||
2398 | int i, ret; | |
2399 | struct lttng_condition *condition = NULL; | |
2400 | struct lttng_notification_channel *notification_channel = NULL; | |
2401 | struct lttng_trigger *trigger = NULL; | |
2402 | const char *trigger_name = "my_precious"; | |
2403 | const char *pattern; | |
2404 | ||
2405 | if (domain_type == LTTNG_DOMAIN_UST) { | |
2406 | pattern = "tp:tptest"; | |
2407 | } else { | |
2408 | pattern = "lttng_test_filter_event"; | |
2409 | } | |
2410 | ||
2411 | create_tracepoint_event_rule_trigger(pattern, trigger_name, NULL, 0, | |
2412 | NULL, domain_type, generate_capture_descr, &condition, | |
2413 | &trigger); | |
2414 | ||
2415 | notification_channel = lttng_notification_channel_create( | |
2416 | lttng_session_daemon_notification_endpoint); | |
2417 | ok(notification_channel, "Notification channel object creation"); | |
2418 | ||
2419 | nc_status = lttng_notification_channel_subscribe( | |
2420 | notification_channel, condition); | |
2421 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
2422 | "Subscribe to tracepoint event rule condition"); | |
2423 | ||
2424 | resume_application(); | |
2425 | ||
2426 | /* Get 3 notifications */ | |
2427 | for (i = 0; i < 3; i++) { | |
2428 | struct lttng_notification *notification = get_next_notification( | |
2429 | notification_channel); | |
2430 | ok(notification, "Received notification"); | |
2431 | ||
2432 | /* Error */ | |
2433 | if (notification == NULL) { | |
2434 | goto end; | |
2435 | } | |
2436 | ||
2437 | ret = validator_notification_trigger_name(notification, trigger_name); | |
2438 | if (ret) { | |
2439 | lttng_notification_destroy(notification); | |
2440 | goto end; | |
2441 | } | |
2442 | ||
2443 | ret = validator_notification_trigger_capture(domain_type, notification, i); | |
2444 | if (ret) { | |
2445 | lttng_notification_destroy(notification); | |
2446 | goto end; | |
2447 | } | |
2448 | ||
2449 | lttng_notification_destroy(notification); | |
2450 | } | |
2451 | ||
2452 | end: | |
2453 | suspend_application(); | |
2454 | lttng_notification_channel_destroy(notification_channel); | |
2455 | lttng_unregister_trigger(trigger); | |
2456 | lttng_trigger_destroy(trigger); | |
2457 | lttng_condition_destroy(condition); | |
2458 | return; | |
2459 | } | |
2460 | ||
434f8068 JR |
2461 | int main(int argc, const char *argv[]) |
2462 | { | |
069fc1c5 | 2463 | int test_scenario; |
434f8068 JR |
2464 | const char *domain_type_string = NULL; |
2465 | enum lttng_domain_type domain_type = LTTNG_DOMAIN_NONE; | |
2466 | ||
a740a242 FD |
2467 | if (argc < 5) { |
2468 | fail("Missing test scenario, domain type, pid, or application state file argument(s)"); | |
434f8068 JR |
2469 | goto error; |
2470 | } | |
2471 | ||
069fc1c5 FD |
2472 | test_scenario = atoi(argv[1]); |
2473 | domain_type_string = argv[2]; | |
a740a242 FD |
2474 | app_pid = (pid_t) atoi(argv[3]); |
2475 | app_state_file = argv[4]; | |
434f8068 JR |
2476 | |
2477 | if (!strcmp("LTTNG_DOMAIN_UST", domain_type_string)) { | |
2478 | domain_type = LTTNG_DOMAIN_UST; | |
2479 | } | |
2480 | if (!strcmp("LTTNG_DOMAIN_KERNEL", domain_type_string)) { | |
2481 | domain_type = LTTNG_DOMAIN_KERNEL; | |
2482 | } | |
2483 | if (domain_type == LTTNG_DOMAIN_NONE) { | |
2484 | fail("Unknown domain type"); | |
2485 | goto error; | |
2486 | } | |
2487 | ||
a740a242 FD |
2488 | /* |
2489 | * Test cases are responsible for resuming the app when needed | |
2490 | * and making sure it's suspended when returning. | |
2491 | */ | |
2492 | suspend_application(); | |
2493 | ||
069fc1c5 FD |
2494 | switch (test_scenario) { |
2495 | case 1: | |
2496 | { | |
d150e7e5 | 2497 | plan_tests(44); |
7948461b | 2498 | |
069fc1c5 | 2499 | /* Test cases that need gen-ust-event testapp. */ |
a740a242 | 2500 | diag("Test basic notification error paths for %s domain", |
069fc1c5 FD |
2501 | domain_type_string); |
2502 | test_invalid_channel_subscription(domain_type); | |
7948461b FD |
2503 | |
2504 | diag("Test tracepoint event rule notifications for domain %s", | |
2505 | domain_type_string); | |
2506 | test_tracepoint_event_rule_notification(domain_type); | |
2507 | ||
a740a242 FD |
2508 | diag("Test tracepoint event rule notifications with filter for domain %s", |
2509 | domain_type_string); | |
2510 | test_tracepoint_event_rule_notification_filter(domain_type); | |
069fc1c5 FD |
2511 | break; |
2512 | } | |
2513 | case 2: | |
2514 | { | |
45294d8a | 2515 | const char *session_name, *channel_name; |
d150e7e5 | 2516 | |
069fc1c5 FD |
2517 | /* Test cases that need a tracing session enabled. */ |
2518 | plan_tests(99); | |
7676e0d2 | 2519 | |
069fc1c5 FD |
2520 | /* |
2521 | * Argument 7 and upward are named pipe location for consumerd | |
2522 | * control. | |
2523 | */ | |
2524 | named_pipe_args_start = 7; | |
2525 | ||
2526 | if (argc < 8) { | |
2527 | fail("Missing parameter for tests to run %d", argc); | |
2528 | goto error; | |
2529 | } | |
434f8068 | 2530 | |
069fc1c5 FD |
2531 | nb_args = argc; |
2532 | ||
a740a242 FD |
2533 | session_name = argv[5]; |
2534 | channel_name = argv[6]; | |
069fc1c5 FD |
2535 | |
2536 | test_subscription_twice(session_name, channel_name, | |
2537 | domain_type); | |
2538 | ||
2539 | diag("Test trigger for domain %s with buffer_usage_low condition", | |
2540 | domain_type_string); | |
2541 | test_triggers_buffer_usage_condition(session_name, channel_name, | |
2542 | domain_type, | |
2543 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW); | |
2544 | ||
2545 | diag("Test trigger for domain %s with buffer_usage_high condition", | |
2546 | domain_type_string); | |
2547 | test_triggers_buffer_usage_condition(session_name, channel_name, | |
2548 | domain_type, | |
2549 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH); | |
2550 | ||
2551 | diag("Test buffer usage notification channel api for domain %s", | |
2552 | domain_type_string); | |
2553 | test_buffer_usage_notification_channel(session_name, channel_name, | |
2554 | domain_type, argv); | |
2555 | break; | |
2556 | } | |
3e4ee3b3 FD |
2557 | case 3: |
2558 | { | |
2559 | /* | |
2560 | * Test cases that need a test app with more than one event | |
2561 | * type. | |
2562 | */ | |
d150e7e5 | 2563 | plan_tests(25); |
3e4ee3b3 FD |
2564 | |
2565 | /* | |
2566 | * At the moment, the only test case of this scenario is | |
2567 | * exclusion which is only supported by UST. | |
2568 | */ | |
2569 | assert(domain_type == LTTNG_DOMAIN_UST); | |
2570 | diag("Test tracepoint event rule notifications with exclusion for domain %s", | |
2571 | domain_type_string); | |
2572 | test_tracepoint_event_rule_notification_exclusion(domain_type); | |
2573 | ||
2574 | break; | |
2575 | } | |
51704c8e FD |
2576 | case 4: |
2577 | { | |
c3e68e71 | 2578 | plan_tests(12); |
51704c8e FD |
2579 | /* Test cases that need the kernel tracer. */ |
2580 | assert(domain_type == LTTNG_DOMAIN_KERNEL); | |
aab0598f | 2581 | |
51704c8e FD |
2582 | diag("Test kprobe event rule notifications for domain %s", |
2583 | domain_type_string); | |
2584 | ||
2585 | test_kprobe_event_rule_notification(domain_type); | |
2586 | ||
2587 | break; | |
2588 | } | |
aab0598f FD |
2589 | case 5: |
2590 | { | |
d150e7e5 | 2591 | plan_tests(25); |
aab0598f FD |
2592 | /* Test cases that need the kernel tracer. */ |
2593 | assert(domain_type == LTTNG_DOMAIN_KERNEL); | |
2594 | ||
2595 | diag("Test syscall event rule notifications for domain %s", | |
2596 | domain_type_string); | |
2597 | ||
2598 | test_syscall_event_rule_notification(domain_type); | |
2599 | ||
acb98866 FD |
2600 | diag("Test syscall filtering event rule notifications for domain %s", |
2601 | domain_type_string); | |
2602 | ||
2603 | test_syscall_event_rule_notification_filter(domain_type); | |
2604 | ||
aab0598f FD |
2605 | break; |
2606 | } | |
45294d8a FD |
2607 | case 6: |
2608 | { | |
2609 | const char *testapp_path, *test_symbol_name; | |
2610 | ||
c3e68e71 | 2611 | plan_tests(12); |
45294d8a FD |
2612 | |
2613 | if (argc < 7) { | |
2614 | fail("Missing parameter for tests to run %d", argc); | |
2615 | goto error; | |
2616 | } | |
2617 | ||
2618 | testapp_path = argv[5]; | |
2619 | test_symbol_name = argv[6]; | |
2620 | /* Test cases that need the kernel tracer. */ | |
2621 | assert(domain_type == LTTNG_DOMAIN_KERNEL); | |
2622 | ||
2623 | diag("Test userspace-probe event rule notifications for domain %s", | |
2624 | domain_type_string); | |
2625 | ||
2626 | test_uprobe_event_rule_notification( | |
2627 | domain_type, testapp_path, test_symbol_name); | |
2628 | ||
2629 | break; | |
2630 | } | |
c3e68e71 JR |
2631 | case 7: |
2632 | { | |
2633 | switch(domain_type) { | |
2634 | case LTTNG_DOMAIN_UST: | |
2635 | plan_tests(222); | |
2636 | break; | |
2637 | case LTTNG_DOMAIN_KERNEL: | |
2638 | plan_tests(216); | |
2639 | break; | |
2640 | default: | |
2641 | assert(0); | |
2642 | } | |
2643 | ||
2644 | diag("Test tracepoint event rule notification captures for domain %s", | |
2645 | domain_type_string); | |
2646 | test_tracepoint_event_rule_notification_capture(domain_type); | |
2647 | ||
2648 | break; | |
2649 | } | |
2650 | ||
069fc1c5 FD |
2651 | default: |
2652 | abort(); | |
2653 | } | |
90fcb2ec | 2654 | |
434f8068 JR |
2655 | error: |
2656 | return exit_status(); | |
2657 | } | |
2658 |