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 | ||
26e2f47b JR |
31 | #define FIELD_NAME_MAX_LEN 256 |
32 | ||
33 | /* A callback to populate the condition capture descriptor. */ | |
34 | typedef int (*condition_capture_desc_cb)(struct lttng_condition *condition); | |
35 | ||
36 | /* A callback for captured field validation. */ | |
37 | typedef int (*validate_cb)(const struct lttng_event_field_value *event_field, unsigned iteration); | |
38 | ||
434f8068 JR |
39 | int nb_args = 0; |
40 | int named_pipe_args_start = 0; | |
7344b6a3 | 41 | pid_t app_pid = 0; |
854382b8 JR |
42 | const char *app_state_file = NULL; |
43 | ||
26e2f47b JR |
44 | enum field_type { |
45 | FIELD_TYPE_PAYLOAD, | |
46 | FIELD_TYPE_CONTEXT, | |
47 | FIELD_TYPE_APP_CONTEXT, | |
48 | FIELD_TYPE_ARRAY_FIELD, | |
49 | }; | |
50 | ||
51 | struct capture_base_field_tuple { | |
52 | char* field_name; | |
53 | enum field_type field_type; | |
54 | /* Do we expect a userspace capture? */ | |
55 | bool expected_ust; | |
56 | /* Do we expect a kernel capture? */ | |
57 | bool expected_kernel; | |
58 | validate_cb validate_ust; | |
59 | validate_cb validate_kernel; | |
60 | }; | |
61 | ||
62 | static | |
63 | const char *field_value_type_to_str(enum lttng_event_field_value_type type) | |
64 | { | |
65 | switch (type) { | |
66 | case LTTNG_EVENT_FIELD_VALUE_TYPE_UNKNOWN: | |
67 | return "UNKNOWN"; | |
68 | case LTTNG_EVENT_FIELD_VALUE_TYPE_INVALID: | |
69 | return "INVALID"; | |
70 | case LTTNG_EVENT_FIELD_VALUE_TYPE_UNSIGNED_INT: | |
71 | return "UNSIGNED INT"; | |
72 | case LTTNG_EVENT_FIELD_VALUE_TYPE_SIGNED_INT: | |
73 | return "SIGNED INT"; | |
74 | case LTTNG_EVENT_FIELD_VALUE_TYPE_UNSIGNED_ENUM: | |
75 | return "UNSIGNED ENUM"; | |
76 | case LTTNG_EVENT_FIELD_VALUE_TYPE_SIGNED_ENUM: | |
77 | return "SIGNED ENUM"; | |
78 | case LTTNG_EVENT_FIELD_VALUE_TYPE_REAL: | |
79 | return "REAL"; | |
80 | case LTTNG_EVENT_FIELD_VALUE_TYPE_STRING: | |
81 | return "STRING"; | |
82 | case LTTNG_EVENT_FIELD_VALUE_TYPE_ARRAY: | |
83 | return "ARRAY"; | |
84 | default: | |
85 | abort(); | |
86 | } | |
87 | } | |
88 | ||
89 | static int validate_type(const struct lttng_event_field_value *event_field, | |
90 | enum lttng_event_field_value_type expect) | |
91 | { | |
92 | int ret; | |
93 | enum lttng_event_field_value_type value; | |
94 | ||
95 | value = lttng_event_field_value_get_type(event_field); | |
96 | if (value == LTTNG_EVENT_FIELD_VALUE_TYPE_INVALID) { | |
97 | ret = 1; | |
98 | goto end; | |
99 | } | |
100 | ||
101 | ok(expect == value, "Expected field type %s, got %s", | |
102 | field_value_type_to_str(expect), | |
103 | field_value_type_to_str(value)); | |
104 | ||
105 | ret = expect != value; | |
106 | ||
107 | end: | |
108 | return ret; | |
109 | } | |
110 | ||
111 | /* | |
112 | * Validate unsigned captured field against the iteration number. | |
113 | */ | |
114 | static int validate_unsigned_int_field( | |
115 | const struct lttng_event_field_value *event_field, | |
116 | unsigned int expected_value) | |
117 | { | |
118 | int ret; | |
119 | uint64_t value; | |
120 | enum lttng_event_field_value_status status; | |
121 | ||
122 | ret = validate_type( | |
123 | event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_UNSIGNED_INT); | |
124 | if (ret) { | |
125 | goto end; | |
126 | } | |
127 | ||
128 | status = lttng_event_field_value_unsigned_int_get_value( | |
129 | event_field, &value); | |
130 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
131 | fail("lttng_event_field_value_unsigned_int_get_value returned an error: status = %d", | |
132 | (int) status); | |
133 | ret = 1; | |
134 | goto end; | |
135 | } | |
136 | ||
137 | ok(value == (uint64_t) expected_value, | |
138 | "Expected unsigned integer value %u, got %" PRIu64, | |
139 | expected_value, value); | |
140 | ||
141 | ret = value != (uint64_t) expected_value; | |
142 | ||
143 | end: | |
144 | return ret; | |
145 | } | |
146 | ||
147 | /* | |
148 | * Validate signed captured field. | |
149 | */ | |
150 | static int validate_signed_int_field( | |
151 | const struct lttng_event_field_value *event_field, | |
152 | unsigned int iteration) | |
153 | { | |
154 | int ret; | |
155 | const int64_t expected = -1; | |
156 | int64_t value; | |
157 | enum lttng_event_field_value_status status; | |
158 | ||
159 | /* Unused. */ | |
160 | (void) iteration; | |
161 | ||
162 | ret = validate_type( | |
163 | event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_SIGNED_INT); | |
164 | if (ret) { | |
165 | goto end; | |
166 | } | |
167 | ||
168 | status = lttng_event_field_value_signed_int_get_value( | |
169 | event_field, &value); | |
170 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
171 | fail("lttng_event_field_value_signed_int_get_value returned an error: status = %d", | |
172 | (int) status); | |
173 | ret = 1; | |
174 | goto end; | |
175 | } | |
176 | ||
177 | ok(value == expected, | |
178 | "Expected signed integer value %" PRId64 | |
179 | ", got %" PRId64, | |
180 | expected, value); | |
181 | ||
182 | ret = value != expected; | |
183 | ||
184 | end: | |
185 | ||
186 | return ret; | |
187 | } | |
188 | ||
189 | /* | |
190 | * Validate array of unsigned int. | |
191 | */ | |
192 | static int validate_array_unsigned_int_field( | |
193 | const struct lttng_event_field_value *event_field, | |
194 | unsigned int iteration) | |
195 | { | |
196 | int ret; | |
197 | enum lttng_event_field_value_status status; | |
198 | const unsigned int expected = 3; | |
199 | unsigned int i, count; | |
200 | ||
201 | /* Unused. */ | |
202 | (void) iteration; | |
203 | ||
204 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_ARRAY); | |
205 | if (ret) { | |
206 | goto end; | |
207 | } | |
208 | ||
209 | status = lttng_event_field_value_array_get_length(event_field, &count); | |
210 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
211 | fail("lttng_event_field_value_array_get_length"); | |
212 | ret = 1; | |
213 | goto end; | |
214 | } | |
215 | ||
216 | ok(count == expected, "Expected %d subelements, got %d", expected, | |
217 | count); | |
218 | if (count != expected) { | |
219 | ret = 1; | |
220 | goto end; | |
221 | } | |
222 | ||
223 | for (i = 1; i < count + 1; i++) { | |
224 | const struct lttng_event_field_value *value; | |
225 | ||
226 | status = lttng_event_field_value_array_get_element_at_index( | |
227 | event_field, i - 1, &value); | |
228 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
229 | fail("lttng_event_field_value_array_get_element_at_index returned an error: status = %d", | |
230 | (int) status); | |
231 | ret = 1; | |
232 | goto end; | |
233 | } | |
234 | ||
235 | ret = validate_unsigned_int_field(value, i); | |
236 | if (ret) { | |
237 | goto end; | |
238 | } | |
239 | } | |
240 | ||
241 | ret = 0; | |
242 | end: | |
243 | ||
244 | return ret; | |
245 | } | |
246 | ||
247 | static int validate_array_unsigned_int_field_at_index( | |
248 | const struct lttng_event_field_value *event_field, | |
249 | unsigned int iteration) | |
250 | { | |
251 | int ret; | |
252 | const uint64_t expected_value = 2; | |
253 | enum lttng_event_field_value_status status; | |
254 | uint64_t value; | |
255 | ||
256 | /* Unused. */ | |
257 | (void) iteration; | |
258 | ||
259 | ret = validate_type( | |
260 | event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_UNSIGNED_INT); | |
261 | if (ret) { | |
262 | goto end; | |
263 | } | |
264 | ||
265 | status = lttng_event_field_value_unsigned_int_get_value( | |
266 | event_field, &value); | |
267 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
268 | fail("lttng_event_field_value_unsigned_int_get_value returned an error: status = %d", | |
269 | (int) status); | |
270 | ret = 1; | |
271 | goto end; | |
272 | } | |
273 | ||
274 | ok(value == expected_value, | |
275 | "Expected unsigned integer value %u, got %" PRIu64, | |
276 | expected_value, value); | |
277 | ||
278 | ret = 0; | |
279 | end: | |
280 | return ret; | |
281 | } | |
282 | ||
283 | /* | |
284 | * Validate sequence for a string (seqfield1): | |
285 | * | |
286 | * Value: "test" encoded in UTF-8: [116, 101, 115, 116] | |
287 | */ | |
288 | static int validate_seqfield1(const struct lttng_event_field_value *event_field, | |
289 | unsigned int iteration) | |
290 | { | |
291 | int ret; | |
292 | enum lttng_event_field_value_status status; | |
293 | unsigned int i, count; | |
294 | const unsigned int expect[] = {116, 101, 115, 116}; | |
295 | const size_t array_count = sizeof(expect) / sizeof(*expect); | |
296 | ||
297 | /* Unused. */ | |
298 | (void) iteration; | |
299 | ||
300 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_ARRAY); | |
301 | if (ret) { | |
302 | goto end; | |
303 | } | |
304 | ||
305 | status = lttng_event_field_value_array_get_length(event_field, &count); | |
306 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
307 | fail("lttng_event_field_value_array_get_length returned an error: status = %d", | |
308 | (int) status); | |
309 | ret = 1; | |
310 | goto end; | |
311 | } | |
312 | ||
313 | ok(count == array_count, "Expected %zu array sub-elements, got %d", | |
314 | array_count, count); | |
315 | if (count != array_count) { | |
316 | ret = 1; | |
317 | goto end; | |
318 | } | |
319 | ||
320 | for (i = 0; i < count; i++) { | |
321 | const struct lttng_event_field_value *value; | |
322 | ||
323 | status = lttng_event_field_value_array_get_element_at_index( | |
324 | event_field, i, &value); | |
325 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
326 | fail("lttng_event_field_value_array_get_element_at_index returned an error: status = %d", | |
327 | (int) status); | |
328 | ret = 1; | |
329 | goto end; | |
330 | } | |
331 | ||
332 | ret = validate_unsigned_int_field(value, expect[i]); | |
333 | if (ret) { | |
334 | goto end; | |
335 | } | |
336 | } | |
337 | ||
338 | ret = 0; | |
339 | end: | |
340 | return ret; | |
341 | } | |
342 | ||
343 | static int validate_string( | |
344 | const struct lttng_event_field_value *event_field, | |
345 | const char *expect) | |
346 | { | |
347 | int ret; | |
348 | const char *value = NULL; | |
349 | enum lttng_event_field_value_status status; | |
350 | ||
351 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_STRING); | |
352 | if (ret) { | |
353 | goto end; | |
354 | } | |
355 | ||
356 | status = lttng_event_field_value_string_get_value(event_field, &value); | |
357 | if (!value) { | |
358 | fail("lttng_event_field_value_array_get_length returned an error: status = %d", | |
359 | (int) status); | |
360 | ret = 1; | |
361 | goto end; | |
362 | } | |
363 | ||
364 | ok(!strcmp(value, expect), "Expected string value \"%s\", got \"%s\"", | |
365 | expect, value); | |
366 | ||
367 | ret = 0; | |
368 | end: | |
369 | ||
370 | return ret; | |
371 | } | |
372 | ||
373 | /* | |
374 | * Validate string. Expected value is "test". | |
375 | */ | |
376 | static int validate_string_test( | |
377 | const struct lttng_event_field_value *event_field, | |
378 | unsigned int iteration) | |
379 | { | |
380 | const char * const expect = "test"; | |
381 | ||
382 | /* Unused. */ | |
383 | (void) iteration; | |
384 | ||
385 | return validate_string(event_field, expect); | |
386 | } | |
387 | ||
388 | /* | |
389 | * Validate escaped string. Expected value is "\*". | |
390 | */ | |
391 | static int validate_string_escaped( | |
392 | const struct lttng_event_field_value *event_field, | |
393 | unsigned int iteration) | |
394 | { | |
395 | const char * const expect = "\\*"; | |
396 | ||
397 | /* Unused. */ | |
398 | (void) iteration; | |
399 | ||
400 | return validate_string(event_field, expect); | |
401 | } | |
402 | ||
403 | /* | |
404 | * Validate real field. | |
405 | */ | |
406 | static int validate_real( | |
407 | const struct lttng_event_field_value *event_field, | |
408 | double expect) | |
409 | { | |
410 | int ret; | |
411 | double value; | |
412 | enum lttng_event_field_value_status status; | |
413 | ||
414 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_REAL); | |
415 | if (ret) { | |
416 | goto end; | |
417 | } | |
418 | ||
419 | status = lttng_event_field_value_real_get_value(event_field, &value); | |
420 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
421 | fail("lttng_event_field_value_real_get_value returned an error: status = %d", | |
422 | (int) status); | |
423 | ret = 1; | |
424 | goto end; | |
425 | } | |
426 | ||
427 | ok(value == expect, "Expected real value %f, got %f", expect, value); | |
428 | ret = value != expect; | |
429 | end: | |
430 | return ret; | |
431 | } | |
432 | ||
433 | /* | |
434 | * Validate floatfield. | |
435 | */ | |
436 | static int validate_floatfield( | |
437 | const struct lttng_event_field_value *event_field, | |
438 | unsigned int iteration) | |
439 | { | |
440 | const double expect = 2222.0; | |
441 | ||
442 | /* Unused. */ | |
443 | (void) iteration; | |
444 | ||
445 | return validate_real(event_field, expect); | |
446 | } | |
447 | ||
448 | /* | |
449 | * Validate doublefield. | |
450 | */ | |
451 | static int validate_doublefield( | |
452 | const struct lttng_event_field_value *event_field, | |
453 | unsigned int iteration) | |
454 | { | |
455 | const double expect = 2.0; | |
456 | ||
457 | /* Unused. */ | |
458 | (void) iteration; | |
459 | ||
460 | return validate_real(event_field, expect); | |
461 | } | |
462 | ||
463 | /* | |
464 | * Validate enum0: enum0 = ( "AUTO: EXPECT 0" : container = 0 ) | |
465 | */ | |
466 | static int validate_enum0(const struct lttng_event_field_value *event_field, | |
467 | unsigned int iteration) | |
468 | { | |
469 | int ret; | |
470 | enum lttng_event_field_value_status status; | |
471 | uint64_t value; | |
472 | const uint64_t expected_value = 0; | |
473 | ||
474 | /* Unused. */ | |
475 | (void) iteration; | |
476 | ||
477 | ret = validate_type(event_field, | |
478 | LTTNG_EVENT_FIELD_VALUE_TYPE_UNSIGNED_ENUM); | |
479 | if (ret) { | |
480 | goto end; | |
481 | } | |
482 | ||
483 | status = lttng_event_field_value_unsigned_int_get_value( | |
484 | event_field, &value); | |
485 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
486 | fail("lttng_event_field_value_unsigned_int_get_value returned an error: status = %d", | |
487 | (int) status); | |
488 | ret = 1; | |
489 | goto end; | |
490 | } | |
491 | ||
492 | ok(value == expected_value, | |
493 | "Expected enum value %" PRIu64 ", got %" PRIu64, | |
494 | expected_value, value); | |
495 | ||
496 | end: | |
497 | return ret; | |
498 | } | |
499 | ||
500 | /* | |
501 | * Validate enumnegative: enumnegative = ( "AUTO: EXPECT 0" : container = 0 ) | |
502 | * | |
503 | * We expect 2 labels here. | |
504 | */ | |
505 | static int validate_enumnegative( | |
506 | const struct lttng_event_field_value *event_field, | |
507 | unsigned int iteration) | |
508 | { | |
509 | int ret; | |
510 | enum lttng_event_field_value_status status; | |
511 | int64_t value; | |
512 | const int64_t expected_value = -1; | |
513 | ||
514 | /* Unused. */ | |
515 | (void) iteration; | |
516 | ||
517 | ret = validate_type(event_field, | |
518 | LTTNG_EVENT_FIELD_VALUE_TYPE_SIGNED_ENUM); | |
519 | if (ret) { | |
520 | goto end; | |
521 | } | |
522 | ||
523 | status = lttng_event_field_value_signed_int_get_value( | |
524 | event_field, &value); | |
525 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
526 | fail("lttng_event_field_value_unsigned_int_get_value"); | |
527 | ret = 1; | |
528 | goto end; | |
529 | } | |
530 | ||
531 | ok(value == expected_value, | |
532 | "Expected enum value %" PRId64 ", got %" PRId64, | |
533 | expected_value, value); | |
534 | ||
535 | end: | |
536 | return ret; | |
537 | } | |
538 | ||
539 | static int validate_context_procname_ust( | |
540 | const struct lttng_event_field_value *event_field, | |
541 | unsigned int iteration) | |
542 | { | |
543 | /* Unused. */ | |
544 | (void) iteration; | |
545 | return validate_string(event_field, "gen-ust-events"); | |
546 | } | |
547 | ||
548 | static int validate_context_procname_kernel( | |
549 | const struct lttng_event_field_value *event_field, | |
550 | unsigned int iteration) | |
551 | { | |
552 | /* Unused. */ | |
553 | (void) iteration; | |
554 | return validate_string(event_field, "echo"); | |
555 | } | |
556 | ||
557 | struct capture_base_field_tuple test_capture_base_fields[] = { | |
558 | { "DOESNOTEXIST", FIELD_TYPE_PAYLOAD, false, false, NULL, NULL }, | |
559 | { "intfield", FIELD_TYPE_PAYLOAD, true, true, validate_unsigned_int_field, validate_unsigned_int_field }, | |
560 | { "longfield", FIELD_TYPE_PAYLOAD, true, true, validate_unsigned_int_field, validate_unsigned_int_field }, | |
561 | { "signedfield", FIELD_TYPE_PAYLOAD, true, true, validate_signed_int_field, validate_signed_int_field }, | |
562 | { "arrfield1", FIELD_TYPE_PAYLOAD, true, true, validate_array_unsigned_int_field, validate_array_unsigned_int_field }, | |
563 | { "arrfield2", FIELD_TYPE_PAYLOAD, true, true, validate_string_test, validate_string_test }, | |
564 | { "arrfield3", FIELD_TYPE_PAYLOAD, true, true, validate_array_unsigned_int_field, validate_array_unsigned_int_field }, | |
565 | { "seqfield1", FIELD_TYPE_PAYLOAD, true, true, validate_seqfield1, validate_seqfield1 }, | |
566 | { "seqfield2", FIELD_TYPE_PAYLOAD, true, true, validate_string_test, validate_string_test }, | |
567 | { "seqfield3", FIELD_TYPE_PAYLOAD, true, true, validate_array_unsigned_int_field, validate_array_unsigned_int_field }, | |
568 | { "seqfield4", FIELD_TYPE_PAYLOAD, true, true, validate_array_unsigned_int_field, validate_array_unsigned_int_field }, | |
569 | { "arrfield1[1]", FIELD_TYPE_ARRAY_FIELD, true, true, validate_array_unsigned_int_field_at_index, validate_array_unsigned_int_field_at_index }, | |
570 | { "stringfield", FIELD_TYPE_PAYLOAD, true, true, validate_string_test, validate_string_test }, | |
571 | { "stringfield2", FIELD_TYPE_PAYLOAD, true, true, validate_string_escaped, validate_string_escaped }, | |
572 | { "floatfield", FIELD_TYPE_PAYLOAD, true, false, validate_floatfield, validate_floatfield }, | |
573 | { "doublefield", FIELD_TYPE_PAYLOAD, true, false, validate_doublefield, validate_doublefield }, | |
574 | { "enum0", FIELD_TYPE_PAYLOAD, true, true, validate_enum0, validate_enum0 }, | |
575 | { "enumnegative", FIELD_TYPE_PAYLOAD, true, true, validate_enumnegative, validate_enumnegative }, | |
576 | { "$ctx.procname", FIELD_TYPE_CONTEXT, true, true, validate_context_procname_ust, validate_context_procname_kernel }, | |
577 | }; | |
578 | ||
d150e7e5 JR |
579 | static const char *get_notification_trigger_name( |
580 | struct lttng_notification *notification) | |
581 | { | |
65f64978 JG |
582 | const char *trigger_name = NULL; |
583 | enum lttng_trigger_status trigger_status; | |
584 | const struct lttng_trigger *trigger; | |
585 | ||
586 | trigger = lttng_notification_get_trigger(notification); | |
587 | if (!trigger) { | |
588 | fail("Failed to get trigger from notification"); | |
d150e7e5 JR |
589 | goto end; |
590 | } | |
591 | ||
65f64978 | 592 | trigger_status = lttng_trigger_get_name(trigger, &trigger_name); |
0efb2ad7 JG |
593 | switch (trigger_status) { |
594 | case LTTNG_TRIGGER_STATUS_OK: | |
595 | break; | |
596 | case LTTNG_TRIGGER_STATUS_UNSET: | |
597 | trigger_name = "(anonymous)"; | |
598 | break; | |
599 | default: | |
65f64978 | 600 | fail("Failed to get name from notification's trigger"); |
d150e7e5 JR |
601 | goto end; |
602 | } | |
65f64978 | 603 | |
d150e7e5 | 604 | end: |
65f64978 | 605 | return trigger_name; |
d150e7e5 JR |
606 | } |
607 | ||
608 | static int validator_notification_trigger_name( | |
609 | struct lttng_notification *notification, | |
610 | const char *trigger_name) | |
611 | { | |
612 | int ret; | |
613 | bool name_is_equal; | |
614 | const char *name; | |
615 | ||
616 | assert(notification); | |
617 | assert(trigger_name); | |
618 | ||
619 | name = get_notification_trigger_name(notification); | |
620 | if (name == NULL) { | |
621 | ret = 1; | |
622 | goto end; | |
623 | } | |
624 | ||
625 | name_is_equal = (strcmp(trigger_name, name) == 0); | |
626 | ok(name_is_equal, "Expected trigger name: %s got %s", trigger_name, | |
627 | name); | |
628 | ||
629 | ret = !name_is_equal; | |
630 | ||
631 | end: | |
632 | return ret; | |
633 | } | |
634 | ||
854382b8 JR |
635 | static |
636 | void wait_on_file(const char *path, bool file_exist) | |
637 | { | |
638 | if (!path) { | |
639 | return; | |
640 | } | |
641 | for (;;) { | |
642 | int ret; | |
643 | struct stat buf; | |
644 | ||
645 | ret = stat(path, &buf); | |
646 | if (ret == -1 && errno == ENOENT) { | |
647 | if (file_exist) { | |
f0784451 FD |
648 | /* |
649 | * The file does not exist. wait a bit and | |
650 | * continue looping until it does. | |
651 | */ | |
652 | (void) poll(NULL, 0, 10); | |
653 | continue; | |
854382b8 | 654 | } |
f0784451 FD |
655 | |
656 | /* | |
657 | * File does not exist and the exit condition we want. | |
658 | * Break from the loop and return. | |
659 | */ | |
660 | break; | |
854382b8 JR |
661 | } |
662 | if (ret) { | |
663 | perror("stat"); | |
664 | exit(EXIT_FAILURE); | |
665 | } | |
f0784451 FD |
666 | /* |
667 | * stat() returned 0, so the file exists. break now only if | |
668 | * that's the exit condition we want. | |
669 | */ | |
670 | if (file_exist) { | |
671 | break; | |
672 | } | |
854382b8 JR |
673 | } |
674 | } | |
434f8068 | 675 | |
f12eb9c1 | 676 | static |
434f8068 JR |
677 | int write_pipe(const char *path, uint8_t data) |
678 | { | |
679 | int ret = 0; | |
680 | int fd = 0; | |
681 | ||
682 | fd = open(path, O_WRONLY | O_NONBLOCK); | |
683 | if (fd < 0) { | |
684 | perror("Could not open consumer control named pipe"); | |
685 | goto end; | |
686 | } | |
687 | ||
688 | ret = write(fd, &data , sizeof(data)); | |
689 | if (ret < 1) { | |
690 | perror("Named pipe write failed"); | |
eff748d0 JR |
691 | if (close(fd)) { |
692 | perror("Named pipe close failed"); | |
693 | } | |
434f8068 JR |
694 | ret = -1; |
695 | goto end; | |
696 | } | |
697 | ||
698 | ret = close(fd); | |
699 | if (ret < 0) { | |
700 | perror("Name pipe closing failed"); | |
701 | ret = -1; | |
702 | goto end; | |
703 | } | |
704 | end: | |
705 | return ret; | |
706 | } | |
707 | ||
f12eb9c1 | 708 | static |
434f8068 JR |
709 | int stop_consumer(const char **argv) |
710 | { | |
9df6c82a JG |
711 | int ret = 0, i; |
712 | ||
713 | for (i = named_pipe_args_start; i < nb_args; i++) { | |
434f8068 JR |
714 | ret = write_pipe(argv[i], 49); |
715 | } | |
716 | return ret; | |
717 | } | |
718 | ||
f12eb9c1 | 719 | static |
434f8068 JR |
720 | int resume_consumer(const char **argv) |
721 | { | |
9df6c82a JG |
722 | int ret = 0, i; |
723 | ||
724 | for (i = named_pipe_args_start; i < nb_args; i++) { | |
434f8068 JR |
725 | ret = write_pipe(argv[i], 0); |
726 | } | |
727 | return ret; | |
728 | } | |
729 | ||
f12eb9c1 SM |
730 | static |
731 | int suspend_application(void) | |
854382b8 JR |
732 | { |
733 | int ret; | |
734 | struct stat buf; | |
735 | ||
736 | if (!stat(app_state_file, &buf)) { | |
737 | fail("App is already in a suspended state."); | |
738 | ret = -1; | |
739 | goto error; | |
740 | } | |
741 | ||
742 | /* | |
743 | * Send SIGUSR1 to application instructing it to bypass tracepoint. | |
744 | */ | |
7344b6a3 FD |
745 | assert(app_pid > 1); |
746 | ||
854382b8 JR |
747 | ret = kill(app_pid, SIGUSR1); |
748 | if (ret) { | |
749 | fail("SIGUSR1 failed. errno %d", errno); | |
750 | ret = -1; | |
751 | goto error; | |
752 | } | |
753 | ||
754 | wait_on_file(app_state_file, true); | |
755 | ||
756 | error: | |
757 | return ret; | |
758 | ||
759 | } | |
760 | ||
f12eb9c1 | 761 | static |
a3ecaea8 | 762 | int resume_application(void) |
854382b8 JR |
763 | { |
764 | int ret; | |
765 | struct stat buf; | |
766 | ||
767 | ret = stat(app_state_file, &buf); | |
768 | if (ret == -1 && errno == ENOENT) { | |
769 | fail("State file does not exist"); | |
770 | goto error; | |
771 | } | |
772 | if (ret) { | |
773 | perror("stat"); | |
774 | goto error; | |
775 | } | |
776 | ||
7344b6a3 FD |
777 | assert(app_pid > 1); |
778 | ||
854382b8 JR |
779 | ret = kill(app_pid, SIGUSR1); |
780 | if (ret) { | |
781 | fail("SIGUSR1 failed. errno %d", errno); | |
782 | ret = -1; | |
783 | goto error; | |
784 | } | |
785 | ||
786 | wait_on_file(app_state_file, false); | |
787 | ||
788 | error: | |
789 | return ret; | |
790 | ||
791 | } | |
792 | ||
793 | ||
f12eb9c1 | 794 | static |
434f8068 JR |
795 | void test_triggers_buffer_usage_condition(const char *session_name, |
796 | const char *channel_name, | |
797 | enum lttng_domain_type domain_type, | |
798 | enum lttng_condition_type condition_type) | |
799 | { | |
9df6c82a | 800 | unsigned int test_vector_size = 5, i; |
434f8068 JR |
801 | enum lttng_condition_status condition_status; |
802 | struct lttng_action *action; | |
803 | ||
804 | /* Set-up */ | |
805 | action = lttng_action_notify_create(); | |
806 | if (!action) { | |
807 | fail("Setup error on action creation"); | |
808 | goto end; | |
809 | } | |
810 | ||
811 | /* Test lttng_register_trigger with null value */ | |
812 | ok(lttng_register_trigger(NULL) == -LTTNG_ERR_INVALID, "Registering a NULL trigger fails as expected"); | |
813 | ||
814 | /* Test: register a trigger */ | |
9df6c82a JG |
815 | |
816 | for (i = 0; i < pow(2,test_vector_size); i++) { | |
434f8068 JR |
817 | int loop_ret = 0; |
818 | char *test_tuple_string = NULL; | |
819 | unsigned int mask_position = 0; | |
820 | bool session_name_set = false; | |
821 | bool channel_name_set = false; | |
822 | bool threshold_ratio_set = false; | |
823 | bool threshold_byte_set = false; | |
824 | bool domain_type_set = false; | |
825 | ||
826 | struct lttng_trigger *trigger = NULL; | |
827 | struct lttng_condition *condition = NULL; | |
828 | ||
829 | /* Create base condition */ | |
830 | switch (condition_type) { | |
831 | case LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW: | |
832 | condition = lttng_condition_buffer_usage_low_create(); | |
833 | break; | |
834 | case LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH: | |
835 | condition = lttng_condition_buffer_usage_high_create(); | |
836 | break; | |
837 | default: | |
838 | loop_ret = 1; | |
839 | goto loop_end; | |
840 | } | |
841 | ||
842 | if (!condition) { | |
843 | loop_ret = 1; | |
844 | goto loop_end; | |
845 | ||
846 | } | |
847 | ||
848 | /* Prepare the condition for trigger registration test */ | |
849 | ||
850 | /* Set session name */ | |
851 | if ((1 << mask_position) & i) { | |
852 | condition_status = lttng_condition_buffer_usage_set_session_name( | |
853 | condition, session_name); | |
854 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
855 | loop_ret = 1; | |
856 | goto loop_end; | |
857 | } | |
858 | session_name_set = true; | |
859 | } | |
860 | mask_position++; | |
861 | ||
862 | /* Set channel name */ | |
863 | if ((1 << mask_position) & i) { | |
864 | condition_status = lttng_condition_buffer_usage_set_channel_name( | |
865 | condition, channel_name); | |
866 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
867 | loop_ret = 1; | |
868 | goto loop_end; | |
869 | } | |
870 | channel_name_set = true; | |
871 | } | |
872 | mask_position++; | |
873 | ||
874 | /* Set threshold ratio */ | |
875 | if ((1 << mask_position) & i) { | |
876 | condition_status = lttng_condition_buffer_usage_set_threshold_ratio( | |
877 | condition, 0.0); | |
878 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
879 | loop_ret = 1; | |
880 | goto loop_end; | |
881 | } | |
882 | threshold_ratio_set = true; | |
883 | } | |
884 | mask_position++; | |
885 | ||
886 | /* Set threshold byte */ | |
887 | if ((1 << mask_position) & i) { | |
888 | condition_status = lttng_condition_buffer_usage_set_threshold( | |
889 | condition, 0); | |
890 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
891 | loop_ret = 1; | |
892 | goto loop_end; | |
893 | } | |
894 | threshold_byte_set = true; | |
895 | } | |
896 | mask_position++; | |
897 | ||
898 | /* Set domain type */ | |
899 | if ((1 << mask_position) & i) { | |
900 | condition_status = lttng_condition_buffer_usage_set_domain_type( | |
901 | condition, LTTNG_DOMAIN_UST); | |
902 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
903 | loop_ret = 1; | |
904 | goto loop_end; | |
905 | } | |
906 | domain_type_set = true; | |
907 | } | |
908 | ||
909 | /* Safety check */ | |
910 | if (mask_position != test_vector_size -1) { | |
911 | assert("Logic error for test vector generation"); | |
912 | } | |
913 | ||
9479b7a7 | 914 | loop_ret = asprintf(&test_tuple_string, "session name %s, channel name %s, threshold ratio %s, threshold byte %s, domain type %s", |
434f8068 JR |
915 | session_name_set ? "set" : "unset", |
916 | channel_name_set ? "set" : "unset", | |
917 | threshold_ratio_set ? "set" : "unset", | |
918 | threshold_byte_set ? "set" : "unset", | |
919 | domain_type_set? "set" : "unset"); | |
920 | if (!test_tuple_string || loop_ret < 0) { | |
921 | loop_ret = 1; | |
922 | goto loop_end; | |
923 | } | |
924 | ||
925 | /* Create trigger */ | |
926 | trigger = lttng_trigger_create(condition, action); | |
927 | if (!trigger) { | |
928 | loop_ret = 1; | |
929 | goto loop_end; | |
930 | } | |
931 | ||
932 | loop_ret = lttng_register_trigger(trigger); | |
933 | ||
934 | loop_end: | |
935 | if (loop_ret == 1) { | |
936 | fail("Setup error occurred for tuple: %s", test_tuple_string); | |
937 | goto loop_cleanup; | |
938 | } | |
939 | ||
940 | /* This combination happens three times */ | |
941 | if (session_name_set && channel_name_set | |
942 | && (threshold_ratio_set || threshold_byte_set) | |
943 | && domain_type_set) { | |
944 | ok(loop_ret == 0, "Trigger is registered: %s", test_tuple_string); | |
945 | ||
946 | /* | |
947 | * Test that a trigger cannot be registered | |
948 | * multiple time. | |
949 | */ | |
950 | loop_ret = lttng_register_trigger(trigger); | |
951 | ok(loop_ret == -LTTNG_ERR_TRIGGER_EXISTS, "Re-register trigger fails as expected: %s", test_tuple_string); | |
952 | ||
953 | /* Test that a trigger can be unregistered */ | |
954 | loop_ret = lttng_unregister_trigger(trigger); | |
955 | ok(loop_ret == 0, "Unregister trigger: %s", test_tuple_string); | |
956 | ||
957 | /* | |
958 | * Test that unregistration of a non-previously | |
959 | * registered trigger fail. | |
960 | */ | |
961 | loop_ret = lttng_unregister_trigger(trigger); | |
43e0c204 | 962 | ok(loop_ret == -LTTNG_ERR_TRIGGER_NOT_FOUND, "Unregister of a non-registered trigger fails as expected: %s", test_tuple_string); |
434f8068 JR |
963 | } else { |
964 | ok(loop_ret == -LTTNG_ERR_INVALID_TRIGGER, "Trigger is invalid as expected and cannot be registered: %s", test_tuple_string); | |
965 | } | |
966 | ||
967 | loop_cleanup: | |
968 | free(test_tuple_string); | |
969 | lttng_trigger_destroy(trigger); | |
970 | lttng_condition_destroy(condition); | |
971 | } | |
972 | ||
973 | end: | |
974 | lttng_action_destroy(action); | |
975 | } | |
976 | ||
ff2b03c8 JG |
977 | static |
978 | void wait_data_pending(const char *session_name) | |
979 | { | |
980 | int ret; | |
981 | ||
982 | do { | |
983 | ret = lttng_data_pending(session_name); | |
984 | assert(ret >= 0); | |
985 | } while (ret != 0); | |
986 | } | |
987 | ||
f12eb9c1 | 988 | static |
17423302 FD |
989 | int setup_buffer_usage_condition(struct lttng_condition *condition, |
990 | const char *condition_name, | |
991 | const char *session_name, | |
992 | const char *channel_name, | |
993 | const enum lttng_domain_type domain_type) | |
994 | { | |
995 | enum lttng_condition_status condition_status; | |
996 | int ret = 0; | |
997 | ||
998 | condition_status = lttng_condition_buffer_usage_set_session_name( | |
999 | condition, session_name); | |
1000 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
1001 | fail("Failed to set session name on creation of condition `%s`", | |
1002 | condition_name); | |
1003 | ret = -1; | |
1004 | goto end; | |
1005 | } | |
1006 | ||
1007 | condition_status = lttng_condition_buffer_usage_set_channel_name( | |
1008 | condition, channel_name); | |
1009 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
1010 | fail("Failed to set channel name on creation of condition `%s`", | |
1011 | condition_name); | |
1012 | ret = -1; | |
1013 | goto end; | |
1014 | } | |
1015 | ||
1016 | condition_status = lttng_condition_buffer_usage_set_domain_type( | |
1017 | condition, domain_type); | |
1018 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
1019 | fail("Failed to set domain type on creation of condition `%s`", | |
1020 | condition_name); | |
1021 | ret = -1; | |
1022 | goto end; | |
1023 | } | |
1024 | ||
1025 | end: | |
1026 | return ret; | |
1027 | } | |
1028 | ||
1029 | static | |
90fcb2ec FD |
1030 | void test_invalid_channel_subscription( |
1031 | const enum lttng_domain_type domain_type) | |
434f8068 | 1032 | { |
434f8068 JR |
1033 | enum lttng_condition_status condition_status; |
1034 | enum lttng_notification_channel_status nc_status; | |
434f8068 | 1035 | struct lttng_condition *dummy_condition = NULL; |
90fcb2ec FD |
1036 | struct lttng_condition *dummy_invalid_condition = NULL; |
1037 | struct lttng_notification_channel *notification_channel = NULL; | |
1038 | int ret = 0; | |
434f8068 | 1039 | |
90fcb2ec FD |
1040 | notification_channel = lttng_notification_channel_create( |
1041 | lttng_session_daemon_notification_endpoint); | |
1042 | ok(notification_channel, "Notification channel object creation"); | |
1043 | if (!notification_channel) { | |
434f8068 JR |
1044 | goto end; |
1045 | } | |
1046 | ||
90fcb2ec FD |
1047 | /* |
1048 | * Create a dummy, empty (thus invalid) condition to test error paths. | |
1049 | */ | |
434f8068 JR |
1050 | dummy_invalid_condition = lttng_condition_buffer_usage_low_create(); |
1051 | if (!dummy_invalid_condition) { | |
1052 | fail("Setup error on condition creation"); | |
1053 | goto end; | |
1054 | } | |
1055 | ||
90fcb2ec FD |
1056 | /* |
1057 | * Test subscription and unsubscription of an invalid condition to/from | |
1058 | * a channel. | |
1059 | */ | |
1060 | nc_status = lttng_notification_channel_subscribe( | |
1061 | notification_channel, dummy_invalid_condition); | |
1062 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, | |
1063 | "Subscribing to an invalid condition"); | |
1064 | ||
1065 | nc_status = lttng_notification_channel_unsubscribe( | |
1066 | notification_channel, dummy_invalid_condition); | |
1067 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, | |
1068 | "Unsubscribing from an invalid condition"); | |
1069 | ||
434f8068 JR |
1070 | /* Create a valid dummy condition with a ratio of 0.5 */ |
1071 | dummy_condition = lttng_condition_buffer_usage_low_create(); | |
1072 | if (!dummy_condition) { | |
1073 | fail("Setup error on dummy_condition creation"); | |
1074 | goto end; | |
434f8068 | 1075 | } |
90fcb2ec | 1076 | |
434f8068 JR |
1077 | condition_status = lttng_condition_buffer_usage_set_threshold_ratio( |
1078 | dummy_condition, 0.5); | |
1079 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
1080 | fail("Setup error on condition creation"); | |
1081 | goto end; | |
1082 | } | |
1083 | ||
17423302 | 1084 | ret = setup_buffer_usage_condition(dummy_condition, "dummy_condition", |
90fcb2ec | 1085 | "dummy_session", "dummy_channel", domain_type); |
17423302 FD |
1086 | if (ret) { |
1087 | fail("Setup error on dummy condition creation"); | |
434f8068 JR |
1088 | goto end; |
1089 | } | |
1090 | ||
90fcb2ec FD |
1091 | /* |
1092 | * Test subscription and unsubscription to/from a channel with invalid | |
1093 | * parameters. | |
1094 | */ | |
1095 | nc_status = lttng_notification_channel_subscribe(NULL, NULL); | |
1096 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, | |
1097 | "Notification channel subscription is invalid: NULL, NULL"); | |
1098 | ||
1099 | nc_status = lttng_notification_channel_subscribe( | |
1100 | notification_channel, NULL); | |
1101 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, | |
1102 | "Notification channel subscription is invalid: NON-NULL, NULL"); | |
1103 | ||
1104 | nc_status = lttng_notification_channel_subscribe(NULL, dummy_condition); | |
1105 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, | |
1106 | "Notification channel subscription is invalid: NULL, NON-NULL"); | |
1107 | ||
1108 | nc_status = lttng_notification_channel_unsubscribe( | |
1109 | notification_channel, dummy_condition); | |
1110 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_UNKNOWN_CONDITION, | |
1111 | "Unsubscribing from a valid unknown condition"); | |
1112 | ||
1113 | end: | |
1114 | lttng_notification_channel_destroy(notification_channel); | |
1115 | lttng_condition_destroy(dummy_invalid_condition); | |
1116 | lttng_condition_destroy(dummy_condition); | |
1117 | return; | |
1118 | } | |
1119 | ||
3780613c FD |
1120 | enum buffer_usage_type { |
1121 | BUFFER_USAGE_TYPE_LOW, | |
1122 | BUFFER_USAGE_TYPE_HIGH, | |
1123 | }; | |
1124 | ||
1125 | static int register_buffer_usage_notify_trigger(const char *session_name, | |
90fcb2ec FD |
1126 | const char *channel_name, |
1127 | const enum lttng_domain_type domain_type, | |
3780613c FD |
1128 | enum buffer_usage_type buffer_usage_type, |
1129 | double ratio, | |
1130 | struct lttng_condition **condition, | |
1131 | struct lttng_action **action, | |
1132 | struct lttng_trigger **trigger) | |
90fcb2ec | 1133 | { |
90fcb2ec | 1134 | enum lttng_condition_status condition_status; |
3780613c FD |
1135 | struct lttng_action *tmp_action = NULL; |
1136 | struct lttng_condition *tmp_condition = NULL; | |
1137 | struct lttng_trigger *tmp_trigger = NULL; | |
1138 | int ret = 0; | |
90fcb2ec FD |
1139 | |
1140 | /* Set-up */ | |
3780613c | 1141 | tmp_action = lttng_action_notify_create(); |
90fcb2ec FD |
1142 | if (!action) { |
1143 | fail("Setup error on action creation"); | |
3780613c FD |
1144 | ret = -1; |
1145 | goto error; | |
434f8068 JR |
1146 | } |
1147 | ||
3780613c FD |
1148 | if (buffer_usage_type == BUFFER_USAGE_TYPE_LOW) { |
1149 | tmp_condition = lttng_condition_buffer_usage_low_create(); | |
1150 | } else { | |
1151 | tmp_condition = lttng_condition_buffer_usage_high_create(); | |
434f8068 JR |
1152 | } |
1153 | ||
3780613c FD |
1154 | if (!tmp_condition) { |
1155 | fail("Setup error on condition creation"); | |
1156 | ret = -1; | |
1157 | goto error; | |
434f8068 JR |
1158 | } |
1159 | ||
3780613c | 1160 | /* Set the buffer usage threashold */ |
434f8068 | 1161 | condition_status = lttng_condition_buffer_usage_set_threshold_ratio( |
3780613c | 1162 | tmp_condition, ratio); |
434f8068 | 1163 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { |
3780613c FD |
1164 | fail("Setup error on condition creation"); |
1165 | ret = -1; | |
1166 | goto error; | |
434f8068 JR |
1167 | } |
1168 | ||
3780613c | 1169 | ret = setup_buffer_usage_condition(tmp_condition, "condition_name", |
17423302 FD |
1170 | session_name, channel_name, domain_type); |
1171 | if (ret) { | |
3780613c FD |
1172 | fail("Setup error on condition creation"); |
1173 | ret = -1; | |
1174 | goto error; | |
434f8068 JR |
1175 | } |
1176 | ||
3780613c FD |
1177 | /* Register the trigger for condition. */ |
1178 | tmp_trigger = lttng_trigger_create(tmp_condition, tmp_action); | |
1179 | if (!tmp_trigger) { | |
1180 | fail("Setup error on trigger creation"); | |
1181 | ret = -1; | |
1182 | goto error; | |
434f8068 JR |
1183 | } |
1184 | ||
3780613c | 1185 | ret = lttng_register_trigger(tmp_trigger); |
434f8068 | 1186 | if (ret) { |
3780613c FD |
1187 | fail("Setup error on trigger registration"); |
1188 | ret = -1; | |
1189 | goto error; | |
434f8068 JR |
1190 | } |
1191 | ||
3780613c FD |
1192 | *condition = tmp_condition; |
1193 | *trigger = tmp_trigger; | |
1194 | *action = tmp_action; | |
1195 | goto end; | |
434f8068 | 1196 | |
3780613c FD |
1197 | error: |
1198 | lttng_action_destroy(tmp_action); | |
1199 | lttng_condition_destroy(tmp_condition); | |
1200 | lttng_trigger_destroy(tmp_trigger); | |
1201 | ||
1202 | end: | |
1203 | return ret; | |
1204 | } | |
1205 | ||
fa448dbe FD |
1206 | static void test_subscription_twice(const char *session_name, |
1207 | const char *channel_name, | |
1208 | const enum lttng_domain_type domain_type) | |
1209 | { | |
1210 | int ret = 0; | |
1211 | enum lttng_notification_channel_status nc_status; | |
1212 | ||
1213 | struct lttng_action *action = NULL; | |
1214 | struct lttng_notification_channel *notification_channel = NULL; | |
1215 | struct lttng_trigger *trigger = NULL; | |
1216 | ||
1217 | struct lttng_condition *condition = NULL; | |
1218 | ||
1219 | ret = register_buffer_usage_notify_trigger(session_name, channel_name, | |
1220 | domain_type, BUFFER_USAGE_TYPE_LOW, 0.99, &condition, | |
1221 | &action, &trigger); | |
1222 | if (ret) { | |
1223 | fail("Setup error on trigger registration"); | |
1224 | goto end; | |
1225 | } | |
1226 | ||
1227 | /* Begin testing. */ | |
1228 | notification_channel = lttng_notification_channel_create( | |
1229 | lttng_session_daemon_notification_endpoint); | |
1230 | ok(notification_channel, "Notification channel object creation"); | |
1231 | if (!notification_channel) { | |
1232 | goto end; | |
1233 | } | |
1234 | ||
1235 | /* Subscribe a valid condition. */ | |
1236 | nc_status = lttng_notification_channel_subscribe( | |
1237 | notification_channel, condition); | |
1238 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1239 | "Subscribe to condition"); | |
1240 | ||
1241 | /* Subscribing again should fail. */ | |
1242 | nc_status = lttng_notification_channel_subscribe( | |
1243 | notification_channel, condition); | |
1244 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_ALREADY_SUBSCRIBED, | |
1245 | "Subscribe to a condition for which subscription was already done"); | |
1246 | ||
1247 | end: | |
1248 | lttng_unregister_trigger(trigger); | |
1249 | lttng_trigger_destroy(trigger); | |
1250 | lttng_notification_channel_destroy(notification_channel); | |
1251 | lttng_action_destroy(action); | |
1252 | lttng_condition_destroy(condition); | |
1253 | } | |
1254 | ||
40ac6709 | 1255 | static void test_buffer_usage_notification_channel(const char *session_name, |
3780613c FD |
1256 | const char *channel_name, |
1257 | const enum lttng_domain_type domain_type, | |
1258 | const char **argv) | |
1259 | { | |
1260 | int ret = 0; | |
1261 | enum lttng_notification_channel_status nc_status; | |
1262 | ||
1263 | struct lttng_action *low_action = NULL; | |
1264 | struct lttng_action *high_action = NULL; | |
1265 | struct lttng_notification *notification = NULL; | |
1266 | struct lttng_notification_channel *notification_channel = NULL; | |
1267 | struct lttng_trigger *low_trigger = NULL; | |
1268 | struct lttng_trigger *high_trigger = NULL; | |
1269 | ||
1270 | struct lttng_condition *low_condition = NULL; | |
1271 | struct lttng_condition *high_condition = NULL; | |
1272 | ||
1273 | const double low_ratio = 0.0; | |
1274 | const double high_ratio = 0.90; | |
1275 | ||
1276 | ret = register_buffer_usage_notify_trigger(session_name, channel_name, | |
1277 | domain_type, BUFFER_USAGE_TYPE_LOW, low_ratio, | |
1278 | &low_condition, &low_action, &low_trigger); | |
1279 | if (ret) { | |
1280 | fail("Setup error on low trigger registration"); | |
434f8068 JR |
1281 | goto end; |
1282 | } | |
1283 | ||
3780613c FD |
1284 | ret = register_buffer_usage_notify_trigger(session_name, channel_name, |
1285 | domain_type, BUFFER_USAGE_TYPE_HIGH, high_ratio, | |
1286 | &high_condition, &high_action, &high_trigger); | |
434f8068 JR |
1287 | if (ret) { |
1288 | fail("Setup error on high trigger registration"); | |
1289 | goto end; | |
1290 | } | |
1291 | ||
1292 | /* Begin testing */ | |
a6ae2480 FD |
1293 | notification_channel = lttng_notification_channel_create( |
1294 | lttng_session_daemon_notification_endpoint); | |
434f8068 JR |
1295 | ok(notification_channel, "Notification channel object creation"); |
1296 | if (!notification_channel) { | |
1297 | goto end; | |
1298 | } | |
1299 | ||
434f8068 | 1300 | /* Subscribe a valid low condition */ |
a6ae2480 FD |
1301 | nc_status = lttng_notification_channel_subscribe( |
1302 | notification_channel, low_condition); | |
1303 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
40ac6709 | 1304 | "Subscribe to low condition"); |
434f8068 JR |
1305 | |
1306 | /* Subscribe a valid high condition */ | |
a6ae2480 FD |
1307 | nc_status = lttng_notification_channel_subscribe( |
1308 | notification_channel, high_condition); | |
1309 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
40ac6709 | 1310 | "Subscribe to high condition"); |
434f8068 | 1311 | |
7676e0d2 FD |
1312 | resume_application(); |
1313 | ||
434f8068 | 1314 | /* Wait for notification to happen */ |
434f8068 | 1315 | stop_consumer(argv); |
ff2b03c8 | 1316 | lttng_start_tracing(session_name); |
434f8068 JR |
1317 | |
1318 | /* Wait for high notification */ | |
67c93c15 | 1319 | do { |
a6ae2480 FD |
1320 | nc_status = lttng_notification_channel_get_next_notification( |
1321 | notification_channel, ¬ification); | |
67c93c15 | 1322 | } while (nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INTERRUPTED); |
a6ae2480 FD |
1323 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && |
1324 | lttng_condition_get_type(lttng_notification_get_condition( | |
1325 | notification)) == | |
1326 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH, | |
434f8068 JR |
1327 | "High notification received after intermediary communication"); |
1328 | lttng_notification_destroy(notification); | |
1329 | notification = NULL; | |
1330 | ||
854382b8 | 1331 | suspend_application(); |
ff2b03c8 | 1332 | lttng_stop_tracing_no_wait(session_name); |
434f8068 | 1333 | resume_consumer(argv); |
ff2b03c8 | 1334 | wait_data_pending(session_name); |
434f8068 JR |
1335 | |
1336 | /* | |
1337 | * Test that communication still work even if there is notification | |
1338 | * waiting for consumption. | |
1339 | */ | |
1340 | ||
a6ae2480 FD |
1341 | nc_status = lttng_notification_channel_unsubscribe( |
1342 | notification_channel, low_condition); | |
1343 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1344 | "Unsubscribe with pending notification"); | |
434f8068 | 1345 | |
a6ae2480 FD |
1346 | nc_status = lttng_notification_channel_subscribe( |
1347 | notification_channel, low_condition); | |
1348 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1349 | "Subscribe with pending notification"); | |
434f8068 | 1350 | |
67c93c15 | 1351 | do { |
a6ae2480 FD |
1352 | nc_status = lttng_notification_channel_get_next_notification( |
1353 | notification_channel, ¬ification); | |
67c93c15 | 1354 | } while (nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INTERRUPTED); |
a6ae2480 FD |
1355 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && |
1356 | lttng_condition_get_type(lttng_notification_get_condition( | |
1357 | notification)) == | |
1358 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW, | |
434f8068 JR |
1359 | "Low notification received after intermediary communication"); |
1360 | lttng_notification_destroy(notification); | |
1361 | notification = NULL; | |
1362 | ||
1363 | /* Stop consumer to force a high notification */ | |
ff2b03c8 | 1364 | stop_consumer(argv); |
854382b8 | 1365 | resume_application(); |
434f8068 | 1366 | lttng_start_tracing(session_name); |
434f8068 | 1367 | |
67c93c15 | 1368 | do { |
a6ae2480 FD |
1369 | nc_status = lttng_notification_channel_get_next_notification( |
1370 | notification_channel, ¬ification); | |
67c93c15 | 1371 | } while (nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INTERRUPTED); |
434f8068 | 1372 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && |
a6ae2480 FD |
1373 | lttng_condition_get_type(lttng_notification_get_condition( |
1374 | notification)) == | |
1375 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH, | |
434f8068 JR |
1376 | "High notification received after intermediary communication"); |
1377 | lttng_notification_destroy(notification); | |
1378 | notification = NULL; | |
1379 | ||
854382b8 | 1380 | suspend_application(); |
ff2b03c8 | 1381 | lttng_stop_tracing_no_wait(session_name); |
434f8068 | 1382 | resume_consumer(argv); |
ff2b03c8 | 1383 | wait_data_pending(session_name); |
434f8068 | 1384 | |
67c93c15 | 1385 | do { |
a6ae2480 FD |
1386 | nc_status = lttng_notification_channel_get_next_notification( |
1387 | notification_channel, ¬ification); | |
67c93c15 | 1388 | } while (nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INTERRUPTED); |
434f8068 | 1389 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && |
a6ae2480 FD |
1390 | lttng_condition_get_type(lttng_notification_get_condition( |
1391 | notification)) == | |
1392 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW, | |
434f8068 JR |
1393 | "Low notification received after re-subscription"); |
1394 | lttng_notification_destroy(notification); | |
1395 | notification = NULL; | |
1396 | ||
ff2b03c8 | 1397 | stop_consumer(argv); |
854382b8 | 1398 | resume_application(); |
434f8068 JR |
1399 | /* Stop consumer to force a high notification */ |
1400 | lttng_start_tracing(session_name); | |
434f8068 | 1401 | |
67c93c15 | 1402 | do { |
a6ae2480 FD |
1403 | nc_status = lttng_notification_channel_get_next_notification( |
1404 | notification_channel, ¬ification); | |
67c93c15 | 1405 | } while (nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INTERRUPTED); |
434f8068 | 1406 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && |
a6ae2480 FD |
1407 | lttng_condition_get_type(lttng_notification_get_condition( |
1408 | notification)) == | |
1409 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH, | |
434f8068 JR |
1410 | "High notification"); |
1411 | lttng_notification_destroy(notification); | |
1412 | notification = NULL; | |
1413 | ||
ff2b03c8 | 1414 | suspend_application(); |
7676e0d2 FD |
1415 | |
1416 | /* Resume consumer to allow event consumption */ | |
ff2b03c8 | 1417 | lttng_stop_tracing_no_wait(session_name); |
434f8068 | 1418 | resume_consumer(argv); |
ff2b03c8 | 1419 | wait_data_pending(session_name); |
434f8068 | 1420 | |
a6ae2480 FD |
1421 | nc_status = lttng_notification_channel_unsubscribe( |
1422 | notification_channel, low_condition); | |
1423 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1424 | "Unsubscribe low condition with pending notification"); | |
1425 | ||
1426 | nc_status = lttng_notification_channel_unsubscribe( | |
1427 | notification_channel, high_condition); | |
1428 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1429 | "Unsubscribe high condition with pending notification"); | |
434f8068 JR |
1430 | |
1431 | end: | |
1432 | lttng_notification_channel_destroy(notification_channel); | |
3780613c FD |
1433 | lttng_trigger_destroy(low_trigger); |
1434 | lttng_trigger_destroy(high_trigger); | |
1435 | lttng_action_destroy(low_action); | |
1436 | lttng_action_destroy(high_action); | |
434f8068 | 1437 | lttng_condition_destroy(low_condition); |
eff748d0 | 1438 | lttng_condition_destroy(high_condition); |
434f8068 JR |
1439 | } |
1440 | ||
7948461b FD |
1441 | static void create_tracepoint_event_rule_trigger(const char *event_pattern, |
1442 | const char *trigger_name, | |
1443 | const char *filter, | |
1444 | unsigned int exclusion_count, | |
3e4ee3b3 | 1445 | const char * const *exclusions, |
7948461b | 1446 | enum lttng_domain_type domain_type, |
26e2f47b | 1447 | condition_capture_desc_cb capture_desc_cb, |
7948461b FD |
1448 | struct lttng_condition **condition, |
1449 | struct lttng_trigger **trigger) | |
1450 | { | |
1451 | enum lttng_event_rule_status event_rule_status; | |
7948461b FD |
1452 | struct lttng_action *tmp_action = NULL; |
1453 | struct lttng_event_rule *event_rule = NULL; | |
1454 | struct lttng_condition *tmp_condition = NULL; | |
1455 | struct lttng_trigger *tmp_trigger = NULL; | |
1456 | int ret; | |
a5c2d2a7 | 1457 | enum lttng_error_code ret_code; |
7948461b FD |
1458 | |
1459 | assert(event_pattern); | |
1460 | assert(trigger_name); | |
1461 | assert(condition); | |
1462 | assert(trigger); | |
1463 | ||
1464 | event_rule = lttng_event_rule_tracepoint_create(domain_type); | |
1465 | ok(event_rule, "Tracepoint event rule object creation"); | |
1466 | ||
1467 | event_rule_status = lttng_event_rule_tracepoint_set_pattern( | |
1468 | event_rule, event_pattern); | |
1469 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
1470 | "Setting tracepoint event rule pattern: '%s'", | |
1471 | event_pattern); | |
1472 | ||
1473 | if (filter) { | |
1474 | event_rule_status = lttng_event_rule_tracepoint_set_filter( | |
1475 | event_rule, filter); | |
1476 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
1477 | "Setting tracepoint event rule filter: '%s'", | |
1478 | filter); | |
1479 | } | |
1480 | ||
1481 | if (exclusions) { | |
1482 | int i; | |
1483 | bool success = true; | |
1484 | ||
1485 | assert(domain_type == LTTNG_DOMAIN_UST); | |
1486 | assert(exclusion_count > 0); | |
1487 | ||
1488 | for (i = 0; i < exclusion_count; i++) { | |
1489 | event_rule_status = | |
1490 | lttng_event_rule_tracepoint_add_exclusion( | |
1491 | event_rule, | |
1492 | exclusions[i]); | |
1493 | if (event_rule_status != LTTNG_EVENT_RULE_STATUS_OK) { | |
1494 | fail("Setting tracepoint event rule exclusion '%s'.", | |
1495 | exclusions[i]); | |
1496 | success = false; | |
1497 | } | |
1498 | } | |
1499 | ||
1500 | ok(success, "Setting tracepoint event rule exclusions"); | |
1501 | } | |
1502 | ||
8dbb86b8 | 1503 | tmp_condition = lttng_condition_event_rule_matches_create(event_rule); |
7948461b FD |
1504 | ok(tmp_condition, "Condition event rule object creation"); |
1505 | ||
26e2f47b JR |
1506 | if (capture_desc_cb) { |
1507 | ret = capture_desc_cb(tmp_condition); | |
1508 | if (ret) { | |
1509 | fail("Failed to generate the condition capture descriptor"); | |
1510 | abort(); | |
1511 | } | |
1512 | } | |
1513 | ||
7948461b FD |
1514 | tmp_action = lttng_action_notify_create(); |
1515 | ok(tmp_action, "Action event rule object creation"); | |
1516 | ||
1517 | tmp_trigger = lttng_trigger_create(tmp_condition, tmp_action); | |
1518 | ok(tmp_trigger, "Trigger object creation %s", trigger_name); | |
1519 | ||
a5c2d2a7 JG |
1520 | ret_code = lttng_register_trigger_with_name(tmp_trigger, trigger_name); |
1521 | ok(ret_code == LTTNG_OK, "Trigger registration %s", trigger_name); | |
7948461b FD |
1522 | |
1523 | lttng_event_rule_destroy(event_rule); | |
1524 | ||
1525 | *condition = tmp_condition; | |
1526 | *trigger = tmp_trigger; | |
1527 | ||
1528 | return; | |
1529 | } | |
1530 | ||
d150e7e5 | 1531 | static struct lttng_notification *get_next_notification( |
7948461b FD |
1532 | struct lttng_notification_channel *notification_channel) |
1533 | { | |
d150e7e5 | 1534 | struct lttng_notification *local_notification = NULL; |
7948461b | 1535 | enum lttng_notification_channel_status status; |
7948461b FD |
1536 | |
1537 | /* Receive the next notification. */ | |
1538 | status = lttng_notification_channel_get_next_notification( | |
d150e7e5 | 1539 | notification_channel, &local_notification); |
7948461b FD |
1540 | |
1541 | switch (status) { | |
1542 | case LTTNG_NOTIFICATION_CHANNEL_STATUS_OK: | |
1543 | break; | |
d150e7e5 JR |
1544 | case LTTNG_NOTIFICATION_CHANNEL_STATUS_NOTIFICATIONS_DROPPED: |
1545 | fail("Notifications have been dropped"); | |
1546 | local_notification = NULL; | |
7948461b FD |
1547 | break; |
1548 | default: | |
d150e7e5 JR |
1549 | /* Unhandled conditions / errors. */ |
1550 | fail("Failed to get next notification (unknown notification channel status): status = %d", | |
1551 | (int) status); | |
1552 | local_notification = NULL; | |
7948461b FD |
1553 | break; |
1554 | } | |
1555 | ||
d150e7e5 | 1556 | return local_notification; |
7948461b FD |
1557 | } |
1558 | ||
1559 | static void test_tracepoint_event_rule_notification( | |
1560 | enum lttng_domain_type domain_type) | |
1561 | { | |
1562 | int i; | |
d150e7e5 | 1563 | int ret; |
7948461b FD |
1564 | const int notification_count = 3; |
1565 | enum lttng_notification_channel_status nc_status; | |
1566 | struct lttng_action *action = NULL; | |
1567 | struct lttng_condition *condition = NULL; | |
1568 | struct lttng_notification_channel *notification_channel = NULL; | |
1569 | struct lttng_trigger *trigger = NULL; | |
1570 | const char * const trigger_name = "my_precious"; | |
1571 | const char *pattern; | |
1572 | ||
1573 | if (domain_type == LTTNG_DOMAIN_UST) { | |
1574 | pattern = "tp:tptest"; | |
1575 | } else { | |
1576 | pattern = "lttng_test_filter_event"; | |
1577 | } | |
1578 | ||
1579 | create_tracepoint_event_rule_trigger(pattern, trigger_name, NULL, 0, | |
26e2f47b | 1580 | NULL, domain_type, NULL, &condition, &trigger); |
7948461b FD |
1581 | |
1582 | notification_channel = lttng_notification_channel_create( | |
1583 | lttng_session_daemon_notification_endpoint); | |
1584 | ok(notification_channel, "Notification channel object creation"); | |
1585 | ||
1586 | nc_status = lttng_notification_channel_subscribe( | |
1587 | notification_channel, condition); | |
1588 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1589 | "Subscribe to tracepoint event rule condition"); | |
1590 | ||
1591 | resume_application(); | |
1592 | ||
d150e7e5 | 1593 | /* Get notifications. */ |
7948461b | 1594 | for (i = 0; i < notification_count; i++) { |
d150e7e5 | 1595 | struct lttng_notification *notification = get_next_notification( |
7948461b FD |
1596 | notification_channel); |
1597 | ||
d150e7e5 JR |
1598 | ok(notification, "Received notification (%d/%d)", i + 1, |
1599 | notification_count); | |
1600 | ||
1601 | /* Error. */ | |
1602 | if (notification == NULL) { | |
1603 | goto end; | |
1604 | } | |
1605 | ||
1606 | ret = validator_notification_trigger_name(notification, trigger_name); | |
1607 | lttng_notification_destroy(notification); | |
1608 | if (ret) { | |
1609 | goto end; | |
1610 | } | |
7948461b FD |
1611 | } |
1612 | ||
d150e7e5 | 1613 | end: |
7948461b FD |
1614 | suspend_application(); |
1615 | lttng_notification_channel_destroy(notification_channel); | |
1616 | lttng_unregister_trigger(trigger); | |
1617 | lttng_trigger_destroy(trigger); | |
1618 | lttng_action_destroy(action); | |
1619 | lttng_condition_destroy(condition); | |
1620 | return; | |
1621 | } | |
1622 | ||
a740a242 FD |
1623 | static void test_tracepoint_event_rule_notification_filter( |
1624 | enum lttng_domain_type domain_type) | |
1625 | { | |
1626 | int i; | |
d150e7e5 | 1627 | const int notification_count = 3; |
a740a242 | 1628 | enum lttng_notification_channel_status nc_status; |
a740a242 FD |
1629 | struct lttng_condition *ctrl_condition = NULL, *condition = NULL; |
1630 | struct lttng_notification_channel *notification_channel = NULL; | |
1631 | struct lttng_trigger *ctrl_trigger = NULL, *trigger = NULL; | |
1632 | const char * const ctrl_trigger_name = "control_trigger"; | |
1633 | const char * const trigger_name = "trigger"; | |
1634 | const char *pattern; | |
1635 | int ctrl_count = 0, count = 0; | |
1636 | ||
1637 | if (domain_type == LTTNG_DOMAIN_UST) { | |
1638 | pattern = "tp:tptest"; | |
1639 | } else { | |
1640 | pattern = "lttng_test_filter_event"; | |
1641 | } | |
1642 | ||
1643 | notification_channel = lttng_notification_channel_create( | |
1644 | lttng_session_daemon_notification_endpoint); | |
1645 | ok(notification_channel, "Notification channel object creation"); | |
1646 | ||
1647 | create_tracepoint_event_rule_trigger(pattern, ctrl_trigger_name, NULL, | |
26e2f47b | 1648 | 0, NULL, domain_type, NULL, &ctrl_condition, &ctrl_trigger); |
a740a242 FD |
1649 | |
1650 | nc_status = lttng_notification_channel_subscribe( | |
1651 | notification_channel, ctrl_condition); | |
1652 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1653 | "Subscribe to tracepoint event rule condition"); | |
1654 | ||
1655 | /* | |
1656 | * Attach a filter expression to get notification only if the | |
1657 | * `intfield` is even. | |
1658 | */ | |
1659 | create_tracepoint_event_rule_trigger(pattern, trigger_name, | |
26e2f47b | 1660 | "(intfield & 1) == 0", 0, NULL, domain_type, NULL, &condition, |
a740a242 FD |
1661 | &trigger); |
1662 | ||
1663 | nc_status = lttng_notification_channel_subscribe( | |
1664 | notification_channel, condition); | |
1665 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1666 | "Subscribe to tracepoint event rule condition"); | |
1667 | ||
1668 | /* | |
1669 | * We registered 2 notifications triggers, one with a filter and one | |
1670 | * without (control). The one with a filter will only fired when the | |
1671 | * `intfield` is a multiple of 2. We should get two times as many | |
1672 | * control notifications as filter notifications. | |
1673 | */ | |
1674 | resume_application(); | |
1675 | ||
1676 | /* | |
1677 | * Get 3 notifications. We should get 1 for the regular trigger (with | |
1678 | * the filter) and 2 from the control trigger. This works whatever | |
1679 | * the order we receive the notifications. | |
1680 | */ | |
d150e7e5 JR |
1681 | for (i = 0; i < notification_count; i++) { |
1682 | const char *name; | |
1683 | struct lttng_notification *notification = get_next_notification( | |
a740a242 FD |
1684 | notification_channel); |
1685 | ||
d150e7e5 JR |
1686 | ok(notification, "Received notification (%d/%d)", i + 1, |
1687 | notification_count); | |
1688 | ||
1689 | /* Error. */ | |
1690 | if (notification == NULL) { | |
1691 | goto end; | |
1692 | } | |
1693 | ||
1694 | name = get_notification_trigger_name(notification); | |
1695 | if (name == NULL) { | |
1696 | lttng_notification_destroy(notification); | |
1697 | goto end; | |
1698 | } | |
1699 | ||
a740a242 FD |
1700 | if (strcmp(ctrl_trigger_name, name) == 0) { |
1701 | ctrl_count++; | |
1702 | } else if (strcmp(trigger_name, name) == 0) { | |
1703 | count++; | |
1704 | } | |
1705 | ||
d150e7e5 | 1706 | lttng_notification_destroy(notification); |
a740a242 FD |
1707 | } |
1708 | ||
1709 | ok(ctrl_count / 2 == count, | |
1710 | "Get twice as many control notif as of regular notif"); | |
1711 | ||
d150e7e5 | 1712 | end: |
a740a242 FD |
1713 | suspend_application(); |
1714 | ||
1715 | lttng_unregister_trigger(trigger); | |
1716 | lttng_unregister_trigger(ctrl_trigger); | |
1717 | lttng_notification_channel_destroy(notification_channel); | |
1718 | lttng_trigger_destroy(trigger); | |
1719 | lttng_trigger_destroy(ctrl_trigger); | |
1720 | lttng_condition_destroy(condition); | |
1721 | lttng_condition_destroy(ctrl_condition); | |
1722 | } | |
1723 | ||
3e4ee3b3 FD |
1724 | static void test_tracepoint_event_rule_notification_exclusion( |
1725 | enum lttng_domain_type domain_type) | |
1726 | { | |
1727 | enum lttng_notification_channel_status nc_status; | |
1728 | struct lttng_condition *ctrl_condition = NULL, *condition = NULL; | |
1729 | struct lttng_notification_channel *notification_channel = NULL; | |
1730 | struct lttng_trigger *ctrl_trigger = NULL, *trigger = NULL; | |
1731 | int ctrl_count = 0, count = 0, i; | |
d150e7e5 | 1732 | const int notification_count = 6; |
3e4ee3b3 FD |
1733 | const char * const ctrl_trigger_name = "control_exclusion_trigger"; |
1734 | const char * const trigger_name = "exclusion_trigger"; | |
1735 | const char * const pattern = "tp:tptest*"; | |
1736 | const char * const exclusions[] = { | |
1737 | "tp:tptest2", | |
1738 | "tp:tptest3", | |
1739 | "tp:tptest4", | |
1740 | "tp:tptest5" | |
1741 | }; | |
1742 | ||
1743 | notification_channel = lttng_notification_channel_create( | |
1744 | lttng_session_daemon_notification_endpoint); | |
1745 | ok(notification_channel, "Notification channel object creation"); | |
1746 | ||
1747 | create_tracepoint_event_rule_trigger(pattern, ctrl_trigger_name, NULL, | |
26e2f47b JR |
1748 | 0, NULL, domain_type, NULL, &ctrl_condition, |
1749 | &ctrl_trigger); | |
3e4ee3b3 FD |
1750 | |
1751 | nc_status = lttng_notification_channel_subscribe( | |
1752 | notification_channel, ctrl_condition); | |
1753 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1754 | "Subscribe to tracepoint event rule condition"); | |
1755 | ||
1756 | create_tracepoint_event_rule_trigger(pattern, trigger_name, NULL, 4, | |
26e2f47b JR |
1757 | exclusions, domain_type, NULL, &condition, |
1758 | &trigger); | |
3e4ee3b3 FD |
1759 | |
1760 | nc_status = lttng_notification_channel_subscribe( | |
1761 | notification_channel, condition); | |
1762 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1763 | "Subscribe to tracepoint event rule condition"); | |
1764 | ||
1765 | /* | |
1766 | * We registered 2 notifications triggers, one with an exclusion and | |
1767 | * one without (control). | |
1768 | * - The trigger with an exclusion will fire once every iteration. | |
1769 | * - The trigger without an exclusion will fire 5 times every | |
1770 | * iteration. | |
1771 | * | |
1772 | * We should get 5 times as many notifications from the control | |
1773 | * trigger. | |
1774 | */ | |
1775 | resume_application(); | |
1776 | ||
1777 | /* | |
1778 | * Get 6 notifications. We should get 1 for the regular trigger (with | |
1779 | * the exclusion) and 5 from the control trigger. This works whatever | |
1780 | * the order we receive the notifications. | |
1781 | */ | |
d150e7e5 JR |
1782 | for (i = 0; i < notification_count; i++) { |
1783 | const char *name; | |
1784 | struct lttng_notification *notification = get_next_notification( | |
3e4ee3b3 FD |
1785 | notification_channel); |
1786 | ||
d150e7e5 JR |
1787 | ok(notification, "Received notification (%d/%d)", i + 1, |
1788 | notification_count); | |
1789 | ||
1790 | /* Error. */ | |
1791 | if (notification == NULL) { | |
1792 | goto end; | |
1793 | } | |
1794 | ||
1795 | name = get_notification_trigger_name(notification); | |
1796 | if (name == NULL) { | |
1797 | lttng_notification_destroy(notification); | |
1798 | goto end; | |
1799 | } | |
1800 | ||
3e4ee3b3 FD |
1801 | if (strcmp(ctrl_trigger_name, name) == 0) { |
1802 | ctrl_count++; | |
1803 | } else if (strcmp(trigger_name, name) == 0) { | |
1804 | count++; | |
1805 | } | |
1806 | ||
d150e7e5 | 1807 | lttng_notification_destroy(notification); |
3e4ee3b3 FD |
1808 | } |
1809 | ||
1810 | ok(ctrl_count / 5 == count, | |
1811 | "Got 5 times as many control notif as of regular notif"); | |
1812 | ||
d150e7e5 | 1813 | end: |
3e4ee3b3 FD |
1814 | suspend_application(); |
1815 | ||
1816 | lttng_unregister_trigger(trigger); | |
1817 | lttng_unregister_trigger(ctrl_trigger); | |
1818 | lttng_notification_channel_destroy(notification_channel); | |
1819 | lttng_trigger_destroy(trigger); | |
1820 | lttng_trigger_destroy(ctrl_trigger); | |
1821 | lttng_condition_destroy(condition); | |
1822 | lttng_condition_destroy(ctrl_condition); | |
1823 | return; | |
1824 | } | |
1825 | ||
51704c8e FD |
1826 | static void test_kprobe_event_rule_notification( |
1827 | enum lttng_domain_type domain_type) | |
1828 | { | |
1829 | int i, ret; | |
a5c2d2a7 | 1830 | enum lttng_error_code ret_code; |
51704c8e FD |
1831 | const int notification_count = 3; |
1832 | enum lttng_notification_channel_status nc_status; | |
1833 | enum lttng_event_rule_status event_rule_status; | |
51704c8e FD |
1834 | struct lttng_notification_channel *notification_channel = NULL; |
1835 | struct lttng_condition *condition = NULL; | |
1836 | struct lttng_kernel_probe_location *location = NULL; | |
1837 | struct lttng_event_rule *event_rule = NULL; | |
1838 | struct lttng_action *action = NULL; | |
1839 | struct lttng_trigger *trigger = NULL; | |
1840 | const char * const trigger_name = "kprobe_trigger"; | |
1841 | const char * const symbol_name = "lttng_test_filter_event_write"; | |
1842 | ||
1843 | action = lttng_action_notify_create(); | |
1844 | if (!action) { | |
1845 | fail("Failed to create notify action"); | |
1846 | goto end; | |
1847 | } | |
1848 | ||
1849 | location = lttng_kernel_probe_location_symbol_create(symbol_name, 0); | |
1850 | if (!location) { | |
1851 | fail("Failed to create kernel probe location"); | |
1852 | goto end; | |
1853 | } | |
1854 | ||
1855 | notification_channel = lttng_notification_channel_create( | |
1856 | lttng_session_daemon_notification_endpoint); | |
1857 | ok(notification_channel, "Notification channel object creation"); | |
1858 | ||
602a6d40 | 1859 | event_rule = lttng_event_rule_kernel_probe_create(location); |
51704c8e FD |
1860 | ok(event_rule, "kprobe event rule object creation"); |
1861 | ||
d891bb52 | 1862 | event_rule_status = lttng_event_rule_kernel_probe_set_event_name( |
51704c8e FD |
1863 | event_rule, trigger_name); |
1864 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
1865 | "Setting kprobe event rule name: '%s'", trigger_name); | |
1866 | ||
8dbb86b8 | 1867 | condition = lttng_condition_event_rule_matches_create(event_rule); |
51704c8e FD |
1868 | ok(condition, "Condition event rule object creation"); |
1869 | ||
1870 | /* Register the trigger for condition. */ | |
1871 | trigger = lttng_trigger_create(condition, action); | |
1872 | if (!trigger) { | |
1873 | fail("Failed to create trigger with kernel probe event rule condition and notify action"); | |
1874 | goto end; | |
1875 | } | |
1876 | ||
a5c2d2a7 JG |
1877 | ret_code = lttng_register_trigger_with_name(trigger, trigger_name); |
1878 | if (ret_code != LTTNG_OK) { | |
51704c8e FD |
1879 | fail("Failed to register trigger with kernel probe event rule condition and notify action"); |
1880 | goto end; | |
1881 | } | |
1882 | ||
1883 | nc_status = lttng_notification_channel_subscribe( | |
1884 | notification_channel, condition); | |
1885 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1886 | "Subscribe to tracepoint event rule condition"); | |
1887 | ||
1888 | resume_application(); | |
1889 | ||
1890 | for (i = 0; i < notification_count; i++) { | |
d150e7e5 | 1891 | struct lttng_notification *notification = get_next_notification( |
51704c8e FD |
1892 | notification_channel); |
1893 | ||
d150e7e5 JR |
1894 | ok(notification, "Received notification (%d/%d)", i + 1, |
1895 | notification_count); | |
1896 | ||
1897 | /* Error. */ | |
1898 | if (notification == NULL) { | |
1899 | goto end; | |
1900 | } | |
1901 | ||
1902 | ret = validator_notification_trigger_name(notification, trigger_name); | |
1903 | lttng_notification_destroy(notification); | |
1904 | if (ret) { | |
1905 | goto end; | |
1906 | } | |
51704c8e FD |
1907 | } |
1908 | ||
1909 | end: | |
1910 | suspend_application(); | |
1911 | lttng_notification_channel_destroy(notification_channel); | |
1912 | lttng_unregister_trigger(trigger); | |
1913 | lttng_trigger_destroy(trigger); | |
1914 | lttng_action_destroy(action); | |
aab0598f | 1915 | lttng_event_rule_destroy(event_rule); |
51704c8e FD |
1916 | lttng_condition_destroy(condition); |
1917 | lttng_kernel_probe_location_destroy(location); | |
1918 | return; | |
1919 | } | |
1920 | ||
45294d8a FD |
1921 | static void test_uprobe_event_rule_notification( |
1922 | enum lttng_domain_type domain_type, | |
1923 | const char *testapp_path, | |
1924 | const char *test_symbol_name) | |
1925 | { | |
1926 | int i, ret; | |
a5c2d2a7 | 1927 | enum lttng_error_code ret_code; |
45294d8a FD |
1928 | const int notification_count = 3; |
1929 | enum lttng_notification_channel_status nc_status; | |
1930 | enum lttng_event_rule_status event_rule_status; | |
45294d8a FD |
1931 | struct lttng_notification_channel *notification_channel = NULL; |
1932 | struct lttng_userspace_probe_location *probe_location = NULL; | |
1933 | struct lttng_userspace_probe_location_lookup_method *lookup_method = | |
1934 | NULL; | |
1935 | struct lttng_condition *condition = NULL; | |
1936 | struct lttng_event_rule *event_rule = NULL; | |
1937 | struct lttng_action *action = NULL; | |
1938 | struct lttng_trigger *trigger = NULL; | |
1939 | const char * const trigger_name = "uprobe_trigger"; | |
1940 | ||
1941 | action = lttng_action_notify_create(); | |
1942 | if (!action) { | |
1943 | fail("Failed to create notify action"); | |
1944 | goto end; | |
1945 | } | |
1946 | ||
1947 | lookup_method = lttng_userspace_probe_location_lookup_method_function_elf_create(); | |
1948 | if (!lookup_method) { | |
1949 | fail("Setup error on userspace probe lookup method creation"); | |
1950 | goto end; | |
1951 | } | |
1952 | ||
1953 | probe_location = lttng_userspace_probe_location_function_create( | |
1954 | testapp_path, test_symbol_name, lookup_method); | |
1955 | if (!probe_location) { | |
1956 | fail("Failed to create userspace probe location"); | |
1957 | goto end; | |
1958 | } | |
1959 | ||
1960 | notification_channel = lttng_notification_channel_create( | |
1961 | lttng_session_daemon_notification_endpoint); | |
1962 | ok(notification_channel, "Notification channel object creation"); | |
1963 | ||
10685de6 | 1964 | event_rule = lttng_event_rule_userspace_probe_create(probe_location); |
45294d8a FD |
1965 | ok(event_rule, "kprobe event rule object creation"); |
1966 | ||
405f9e7d | 1967 | event_rule_status = lttng_event_rule_userspace_probe_set_event_name( |
45294d8a FD |
1968 | event_rule, trigger_name); |
1969 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
1970 | "Setting uprobe event rule name: '%s'", trigger_name); | |
1971 | ||
8dbb86b8 | 1972 | condition = lttng_condition_event_rule_matches_create(event_rule); |
45294d8a FD |
1973 | ok(condition, "Condition event rule object creation"); |
1974 | ||
1975 | /* Register the trigger for condition. */ | |
1976 | trigger = lttng_trigger_create(condition, action); | |
1977 | if (!trigger) { | |
1978 | fail("Failed to create trigger with userspace probe event rule condition and notify action"); | |
1979 | goto end; | |
1980 | } | |
1981 | ||
a5c2d2a7 JG |
1982 | ret_code = lttng_register_trigger_with_name(trigger, trigger_name); |
1983 | if (ret_code != LTTNG_OK) { | |
45294d8a FD |
1984 | fail("Failed to register trigger with userspace probe event rule condition and notify action"); |
1985 | goto end; | |
1986 | } | |
1987 | ||
1988 | nc_status = lttng_notification_channel_subscribe( | |
1989 | notification_channel, condition); | |
1990 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1991 | "Subscribe to tracepoint event rule condition"); | |
1992 | ||
1993 | resume_application(); | |
1994 | ||
d150e7e5 JR |
1995 | for (i = 0; i < 3; i++) { |
1996 | struct lttng_notification *notification = get_next_notification( | |
45294d8a FD |
1997 | notification_channel); |
1998 | ||
d150e7e5 JR |
1999 | ok(notification, "Received notification (%d/%d)", i + 1, |
2000 | notification_count); | |
2001 | ||
2002 | /* Error. */ | |
2003 | if (notification == NULL) { | |
2004 | goto end; | |
2005 | } | |
2006 | ||
2007 | ret = validator_notification_trigger_name(notification, trigger_name); | |
2008 | lttng_notification_destroy(notification); | |
2009 | if (ret) { | |
2010 | goto end; | |
2011 | } | |
45294d8a FD |
2012 | } |
2013 | end: | |
2014 | suspend_application(); | |
2015 | ||
2016 | lttng_notification_channel_destroy(notification_channel); | |
2017 | lttng_unregister_trigger(trigger); | |
2018 | lttng_trigger_destroy(trigger); | |
2019 | lttng_action_destroy(action); | |
a877d1b5 | 2020 | lttng_userspace_probe_location_destroy(probe_location); |
45294d8a FD |
2021 | lttng_event_rule_destroy(event_rule); |
2022 | lttng_condition_destroy(condition); | |
2023 | return; | |
2024 | } | |
2025 | ||
aab0598f FD |
2026 | static void test_syscall_event_rule_notification( |
2027 | enum lttng_domain_type domain_type) | |
2028 | { | |
2029 | int i, ret; | |
a5c2d2a7 | 2030 | enum lttng_error_code ret_code; |
aab0598f FD |
2031 | const int notification_count = 3; |
2032 | enum lttng_notification_channel_status nc_status; | |
2033 | enum lttng_event_rule_status event_rule_status; | |
aab0598f FD |
2034 | struct lttng_notification_channel *notification_channel = NULL; |
2035 | struct lttng_condition *condition = NULL; | |
2036 | struct lttng_event_rule *event_rule = NULL; | |
2037 | struct lttng_action *action = NULL; | |
2038 | struct lttng_trigger *trigger = NULL; | |
2039 | const char * const trigger_name = "syscall_trigger"; | |
2040 | const char * const syscall_name = "openat"; | |
2041 | ||
2042 | action = lttng_action_notify_create(); | |
2043 | if (!action) { | |
2044 | fail("Failed to create notify action"); | |
2045 | goto end; | |
2046 | } | |
2047 | ||
2048 | notification_channel = lttng_notification_channel_create( | |
2049 | lttng_session_daemon_notification_endpoint); | |
2050 | ok(notification_channel, "Notification channel object creation"); | |
2051 | ||
57739a6b | 2052 | event_rule = lttng_event_rule_syscall_create(LTTNG_EVENT_RULE_SYSCALL_EMISSION_SITE_ENTRY); |
aab0598f FD |
2053 | ok(event_rule, "syscall event rule object creation"); |
2054 | ||
2055 | event_rule_status = lttng_event_rule_syscall_set_pattern( | |
2056 | event_rule, syscall_name); | |
2057 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
2058 | "Setting syscall event rule pattern: '%s'", syscall_name); | |
2059 | ||
8dbb86b8 | 2060 | condition = lttng_condition_event_rule_matches_create(event_rule); |
aab0598f FD |
2061 | ok(condition, "Condition syscall event rule object creation"); |
2062 | ||
2063 | /* Register the trigger for condition. */ | |
2064 | trigger = lttng_trigger_create(condition, action); | |
2065 | if (!trigger) { | |
2066 | fail("Failed to create trigger with syscall event rule condition and notify action"); | |
2067 | goto end; | |
2068 | } | |
2069 | ||
a5c2d2a7 JG |
2070 | ret_code = lttng_register_trigger_with_name(trigger, trigger_name); |
2071 | if (ret_code != LTTNG_OK) { | |
aab0598f FD |
2072 | fail("Failed to register trigger with syscall event rule condition and notify action"); |
2073 | goto end; | |
2074 | } | |
2075 | ||
2076 | nc_status = lttng_notification_channel_subscribe( | |
2077 | notification_channel, condition); | |
2078 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
2079 | "Subscribe to tracepoint event rule condition"); | |
2080 | ||
2081 | resume_application(); | |
2082 | ||
2083 | for (i = 0; i < notification_count; i++) { | |
d150e7e5 | 2084 | struct lttng_notification *notification = get_next_notification( |
aab0598f FD |
2085 | notification_channel); |
2086 | ||
d150e7e5 JR |
2087 | ok(notification, "Received notification (%d/%d)", i + 1, |
2088 | notification_count); | |
2089 | ||
2090 | /* Error. */ | |
2091 | if (notification == NULL) { | |
2092 | goto end; | |
2093 | } | |
2094 | ||
2095 | ret = validator_notification_trigger_name(notification, trigger_name); | |
2096 | lttng_notification_destroy(notification); | |
2097 | if (ret) { | |
2098 | goto end; | |
2099 | } | |
aab0598f FD |
2100 | } |
2101 | end: | |
2102 | suspend_application(); | |
2103 | lttng_notification_channel_destroy(notification_channel); | |
2104 | lttng_unregister_trigger(trigger); | |
2105 | lttng_trigger_destroy(trigger); | |
2106 | lttng_action_destroy(action); | |
2107 | lttng_condition_destroy(condition); | |
2108 | return; | |
2109 | } | |
2110 | ||
acb98866 FD |
2111 | static void test_syscall_event_rule_notification_filter( |
2112 | enum lttng_domain_type domain_type) | |
2113 | { | |
2114 | int i, ret; | |
a5c2d2a7 | 2115 | enum lttng_error_code ret_code; |
acb98866 FD |
2116 | const int notification_count = 3; |
2117 | enum lttng_notification_channel_status nc_status; | |
2118 | enum lttng_event_rule_status event_rule_status; | |
acb98866 FD |
2119 | struct lttng_notification_channel *notification_channel = NULL; |
2120 | struct lttng_condition *condition = NULL; | |
2121 | struct lttng_event_rule *event_rule = NULL; | |
2122 | struct lttng_action *action = NULL; | |
2123 | struct lttng_trigger *trigger = NULL; | |
2124 | const char * const trigger_name = "syscall_trigger"; | |
2125 | const char * const syscall_name = "openat"; | |
2126 | const char * const filter_pattern = "filename == \"/proc/cpuinfo\""; | |
2127 | ||
2128 | action = lttng_action_notify_create(); | |
2129 | if (!action) { | |
2130 | fail("Failed to create notify action"); | |
2131 | goto end; | |
2132 | } | |
2133 | ||
2134 | notification_channel = lttng_notification_channel_create( | |
2135 | lttng_session_daemon_notification_endpoint); | |
2136 | ok(notification_channel, "Notification channel object creation"); | |
2137 | ||
57739a6b | 2138 | event_rule = lttng_event_rule_syscall_create(LTTNG_EVENT_RULE_SYSCALL_EMISSION_SITE_ENTRY); |
acb98866 FD |
2139 | ok(event_rule, "syscall event rule object creation"); |
2140 | ||
2141 | event_rule_status = lttng_event_rule_syscall_set_pattern( | |
2142 | event_rule, syscall_name); | |
2143 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
2144 | "Setting syscall event rule pattern: '%s'", syscall_name); | |
2145 | ||
2146 | event_rule_status = lttng_event_rule_syscall_set_filter( | |
2147 | event_rule, filter_pattern); | |
2148 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
2149 | "Setting filter: '%s'", filter_pattern); | |
2150 | ||
8dbb86b8 | 2151 | condition = lttng_condition_event_rule_matches_create(event_rule); |
acb98866 FD |
2152 | ok(condition, "Condition event rule object creation"); |
2153 | ||
2154 | /* Register the triggers for condition */ | |
2155 | trigger = lttng_trigger_create(condition, action); | |
2156 | if (!trigger) { | |
2157 | fail("Failed to create trigger with syscall filtering event rule condition and notify action"); | |
2158 | goto end; | |
2159 | } | |
2160 | ||
a5c2d2a7 JG |
2161 | ret_code = lttng_register_trigger_with_name(trigger, trigger_name); |
2162 | if (ret_code != LTTNG_OK) { | |
acb98866 FD |
2163 | fail("Failed to register trigger with syscall filtering event rule condition and notify action"); |
2164 | goto end; | |
2165 | } | |
2166 | ||
2167 | nc_status = lttng_notification_channel_subscribe( | |
2168 | notification_channel, condition); | |
2169 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
2170 | "Subscribe to tracepoint event rule condition"); | |
2171 | ||
2172 | resume_application(); | |
2173 | ||
d150e7e5 JR |
2174 | for (i = 0; i < notification_count; i++) { |
2175 | struct lttng_notification *notification = get_next_notification( | |
acb98866 FD |
2176 | notification_channel); |
2177 | ||
d150e7e5 JR |
2178 | ok(notification, "Received notification (%d/%d)", i + 1, |
2179 | notification_count); | |
2180 | ||
2181 | /* Error. */ | |
2182 | if (notification == NULL) { | |
2183 | goto end; | |
2184 | } | |
2185 | ||
2186 | ret = validator_notification_trigger_name(notification, trigger_name); | |
2187 | lttng_notification_destroy(notification); | |
2188 | if (ret) { | |
2189 | goto end; | |
2190 | } | |
acb98866 FD |
2191 | } |
2192 | ||
2193 | end: | |
2194 | suspend_application(); | |
2195 | ||
2196 | lttng_unregister_trigger(trigger); | |
2197 | lttng_notification_channel_destroy(notification_channel); | |
2198 | lttng_trigger_destroy(trigger); | |
2199 | lttng_event_rule_destroy(event_rule); | |
2200 | lttng_condition_destroy(condition); | |
2201 | return; | |
2202 | } | |
2203 | ||
26e2f47b JR |
2204 | static int generate_capture_descr(struct lttng_condition *condition) |
2205 | { | |
2206 | int ret, i; | |
2207 | struct lttng_event_expr *expr = NULL; | |
2208 | const unsigned int basic_field_count = sizeof(test_capture_base_fields) / | |
2209 | sizeof(*test_capture_base_fields); | |
2210 | enum lttng_condition_status cond_status; | |
2211 | ||
2212 | for (i = 0; i < basic_field_count; i++) { | |
2213 | diag("Adding capture descriptor '%s'", | |
2214 | test_capture_base_fields[i].field_name); | |
2215 | ||
2216 | switch (test_capture_base_fields[i].field_type) { | |
2217 | case FIELD_TYPE_PAYLOAD: | |
2218 | expr = lttng_event_expr_event_payload_field_create( | |
2219 | test_capture_base_fields[i].field_name); | |
2220 | break; | |
2221 | case FIELD_TYPE_CONTEXT: | |
2222 | expr = lttng_event_expr_channel_context_field_create( | |
2223 | test_capture_base_fields[i].field_name); | |
2224 | break; | |
2225 | case FIELD_TYPE_ARRAY_FIELD: | |
2226 | { | |
2227 | int nb_matches; | |
2228 | unsigned int index; | |
2229 | char field_name[FIELD_NAME_MAX_LEN]; | |
2230 | struct lttng_event_expr *array_expr = NULL; | |
2231 | ||
2232 | nb_matches = sscanf(test_capture_base_fields[i].field_name, | |
2233 | "%[^[][%u]", field_name, &index); | |
2234 | if (nb_matches != 2) { | |
2235 | fail("Unexpected array field name format: field name = '%s'", | |
2236 | test_capture_base_fields[i].field_name); | |
2237 | ret = 1; | |
2238 | goto end; | |
2239 | } | |
2240 | ||
2241 | array_expr = lttng_event_expr_event_payload_field_create( | |
2242 | field_name); | |
2243 | ||
2244 | expr = lttng_event_expr_array_field_element_create( | |
2245 | array_expr, index); | |
2246 | break; | |
2247 | } | |
2248 | case FIELD_TYPE_APP_CONTEXT: | |
2249 | fail("Application context tests are not implemented yet."); | |
2250 | /* fallthrough. */ | |
2251 | default: | |
2252 | ret = 1; | |
2253 | goto end; | |
2254 | } | |
2255 | ||
2256 | if (expr == NULL) { | |
2257 | fail("Failed to create capture expression"); | |
2258 | ret = -1; | |
2259 | goto end; | |
2260 | } | |
2261 | ||
8dbb86b8 | 2262 | cond_status = lttng_condition_event_rule_matches_append_capture_descriptor( |
26e2f47b JR |
2263 | condition, expr); |
2264 | if (cond_status != LTTNG_CONDITION_STATUS_OK) { | |
2265 | fail("Failed to append capture descriptor"); | |
2266 | ret = -1; | |
2267 | lttng_event_expr_destroy(expr); | |
2268 | goto end; | |
2269 | } | |
2270 | } | |
2271 | ||
2272 | ret = 0; | |
2273 | ||
2274 | end: | |
2275 | return ret; | |
2276 | } | |
2277 | ||
2278 | static int validator_notification_trigger_capture( | |
2279 | enum lttng_domain_type domain, | |
2280 | struct lttng_notification *notification, | |
2281 | const int iteration) | |
2282 | { | |
2283 | int ret; | |
2284 | unsigned int capture_count, i; | |
8dbb86b8 JR |
2285 | enum lttng_evaluation_event_rule_matches_status |
2286 | event_rule_matches_evaluation_status; | |
26e2f47b JR |
2287 | enum lttng_event_field_value_status event_field_value_status; |
2288 | const struct lttng_evaluation *evaluation; | |
2289 | const struct lttng_event_field_value *captured_fields; | |
2290 | bool at_least_one_error = false; | |
2291 | ||
2292 | evaluation = lttng_notification_get_evaluation(notification); | |
2293 | if (evaluation == NULL) { | |
2294 | fail("Failed to get evaluation from notification during trigger capture test"); | |
2295 | ret = 1; | |
2296 | goto end; | |
2297 | } | |
2298 | ||
8dbb86b8 JR |
2299 | event_rule_matches_evaluation_status = |
2300 | lttng_evaluation_event_rule_matches_get_captured_values( | |
3ce811ee | 2301 | evaluation, &captured_fields); |
8dbb86b8 JR |
2302 | if (event_rule_matches_evaluation_status != |
2303 | LTTNG_EVALUATION_EVENT_RULE_MATCHES_STATUS_OK) { | |
26e2f47b | 2304 | diag("Failed to get event rule evaluation captured values: status = %d", |
8dbb86b8 | 2305 | (int) event_rule_matches_evaluation_status); |
26e2f47b JR |
2306 | ret = 1; |
2307 | goto end; | |
2308 | } | |
2309 | ||
2310 | event_field_value_status = | |
2311 | lttng_event_field_value_array_get_length(captured_fields, | |
2312 | &capture_count); | |
2313 | if (event_field_value_status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
2314 | fail("Failed to get count of captured value field array"); | |
2315 | ret = 1; | |
2316 | goto end; | |
2317 | } | |
2318 | ||
2319 | for (i = 0; i < capture_count; i++) { | |
2320 | const struct lttng_event_field_value *captured_field = NULL; | |
2321 | validate_cb validate; | |
2322 | bool expected; | |
2323 | ||
2324 | diag("Validating capture of field '%s'", | |
2325 | test_capture_base_fields[i].field_name); | |
2326 | event_field_value_status = | |
2327 | lttng_event_field_value_array_get_element_at_index( | |
2328 | captured_fields, i, | |
2329 | &captured_field); | |
2330 | ||
2331 | switch(domain) { | |
2332 | case LTTNG_DOMAIN_UST: | |
2333 | expected = test_capture_base_fields[i].expected_ust; | |
2334 | break; | |
2335 | case LTTNG_DOMAIN_KERNEL: | |
2336 | expected = test_capture_base_fields[i].expected_kernel; | |
2337 | break; | |
2338 | default: | |
2339 | fail("Unexpected domain encountered: domain = %d", | |
2340 | (int) domain); | |
2341 | ret = 1; | |
2342 | goto end; | |
2343 | } | |
2344 | ||
2345 | if (domain == LTTNG_DOMAIN_UST) { | |
2346 | validate = test_capture_base_fields[i].validate_ust; | |
2347 | } else { | |
2348 | validate = test_capture_base_fields[i].validate_kernel; | |
2349 | } | |
2350 | ||
2351 | if (!expected) { | |
2352 | ok(event_field_value_status == LTTNG_EVENT_FIELD_VALUE_STATUS_UNAVAILABLE, | |
2353 | "No payload captured"); | |
2354 | continue; | |
2355 | } | |
2356 | ||
2357 | if (event_field_value_status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
2358 | if (event_field_value_status == | |
2359 | LTTNG_EVENT_FIELD_VALUE_STATUS_UNAVAILABLE) { | |
2360 | fail("Expected a capture but it is unavailable"); | |
2361 | } else { | |
2362 | fail("lttng_event_field_value_array_get_element_at_index returned an error: status = %d", | |
2363 | (int) event_field_value_status); | |
2364 | } | |
2365 | ||
2366 | ret = 1; | |
2367 | goto end; | |
2368 | } | |
2369 | ||
2370 | diag("Captured field of type %s", | |
2371 | field_value_type_to_str( | |
2372 | lttng_event_field_value_get_type(captured_field))); | |
2373 | ||
2374 | assert(validate); | |
2375 | ret = validate(captured_field, iteration); | |
2376 | if (ret) { | |
2377 | at_least_one_error = true; | |
2378 | } | |
2379 | } | |
2380 | ||
2381 | ret = at_least_one_error; | |
2382 | ||
2383 | end: | |
2384 | return ret; | |
2385 | } | |
2386 | ||
2387 | static void test_tracepoint_event_rule_notification_capture( | |
2388 | enum lttng_domain_type domain_type) | |
2389 | { | |
2390 | enum lttng_notification_channel_status nc_status; | |
2391 | ||
2392 | int i, ret; | |
2393 | struct lttng_condition *condition = NULL; | |
2394 | struct lttng_notification_channel *notification_channel = NULL; | |
2395 | struct lttng_trigger *trigger = NULL; | |
2396 | const char *trigger_name = "my_precious"; | |
2397 | const char *pattern; | |
2398 | ||
2399 | if (domain_type == LTTNG_DOMAIN_UST) { | |
2400 | pattern = "tp:tptest"; | |
2401 | } else { | |
2402 | pattern = "lttng_test_filter_event"; | |
2403 | } | |
2404 | ||
2405 | create_tracepoint_event_rule_trigger(pattern, trigger_name, NULL, 0, | |
2406 | NULL, domain_type, generate_capture_descr, &condition, | |
2407 | &trigger); | |
2408 | ||
2409 | notification_channel = lttng_notification_channel_create( | |
2410 | lttng_session_daemon_notification_endpoint); | |
2411 | ok(notification_channel, "Notification channel object creation"); | |
2412 | ||
2413 | nc_status = lttng_notification_channel_subscribe( | |
2414 | notification_channel, condition); | |
2415 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
2416 | "Subscribe to tracepoint event rule condition"); | |
2417 | ||
2418 | resume_application(); | |
2419 | ||
2420 | /* Get 3 notifications */ | |
2421 | for (i = 0; i < 3; i++) { | |
2422 | struct lttng_notification *notification = get_next_notification( | |
2423 | notification_channel); | |
2424 | ok(notification, "Received notification"); | |
2425 | ||
2426 | /* Error */ | |
2427 | if (notification == NULL) { | |
2428 | goto end; | |
2429 | } | |
2430 | ||
2431 | ret = validator_notification_trigger_name(notification, trigger_name); | |
2432 | if (ret) { | |
2433 | lttng_notification_destroy(notification); | |
2434 | goto end; | |
2435 | } | |
2436 | ||
2437 | ret = validator_notification_trigger_capture(domain_type, notification, i); | |
2438 | if (ret) { | |
2439 | lttng_notification_destroy(notification); | |
2440 | goto end; | |
2441 | } | |
2442 | ||
2443 | lttng_notification_destroy(notification); | |
2444 | } | |
2445 | ||
2446 | end: | |
2447 | suspend_application(); | |
2448 | lttng_notification_channel_destroy(notification_channel); | |
2449 | lttng_unregister_trigger(trigger); | |
2450 | lttng_trigger_destroy(trigger); | |
2451 | lttng_condition_destroy(condition); | |
2452 | return; | |
2453 | } | |
2454 | ||
434f8068 JR |
2455 | int main(int argc, const char *argv[]) |
2456 | { | |
069fc1c5 | 2457 | int test_scenario; |
434f8068 JR |
2458 | const char *domain_type_string = NULL; |
2459 | enum lttng_domain_type domain_type = LTTNG_DOMAIN_NONE; | |
2460 | ||
a740a242 FD |
2461 | if (argc < 5) { |
2462 | fail("Missing test scenario, domain type, pid, or application state file argument(s)"); | |
434f8068 JR |
2463 | goto error; |
2464 | } | |
2465 | ||
069fc1c5 FD |
2466 | test_scenario = atoi(argv[1]); |
2467 | domain_type_string = argv[2]; | |
a740a242 FD |
2468 | app_pid = (pid_t) atoi(argv[3]); |
2469 | app_state_file = argv[4]; | |
434f8068 JR |
2470 | |
2471 | if (!strcmp("LTTNG_DOMAIN_UST", domain_type_string)) { | |
2472 | domain_type = LTTNG_DOMAIN_UST; | |
2473 | } | |
2474 | if (!strcmp("LTTNG_DOMAIN_KERNEL", domain_type_string)) { | |
2475 | domain_type = LTTNG_DOMAIN_KERNEL; | |
2476 | } | |
2477 | if (domain_type == LTTNG_DOMAIN_NONE) { | |
2478 | fail("Unknown domain type"); | |
2479 | goto error; | |
2480 | } | |
2481 | ||
a740a242 FD |
2482 | /* |
2483 | * Test cases are responsible for resuming the app when needed | |
2484 | * and making sure it's suspended when returning. | |
2485 | */ | |
2486 | suspend_application(); | |
2487 | ||
069fc1c5 FD |
2488 | switch (test_scenario) { |
2489 | case 1: | |
2490 | { | |
a5c2d2a7 | 2491 | plan_tests(41); |
7948461b | 2492 | |
069fc1c5 | 2493 | /* Test cases that need gen-ust-event testapp. */ |
a740a242 | 2494 | diag("Test basic notification error paths for %s domain", |
069fc1c5 FD |
2495 | domain_type_string); |
2496 | test_invalid_channel_subscription(domain_type); | |
7948461b FD |
2497 | |
2498 | diag("Test tracepoint event rule notifications for domain %s", | |
2499 | domain_type_string); | |
2500 | test_tracepoint_event_rule_notification(domain_type); | |
2501 | ||
a740a242 FD |
2502 | diag("Test tracepoint event rule notifications with filter for domain %s", |
2503 | domain_type_string); | |
2504 | test_tracepoint_event_rule_notification_filter(domain_type); | |
069fc1c5 FD |
2505 | break; |
2506 | } | |
2507 | case 2: | |
2508 | { | |
45294d8a | 2509 | const char *session_name, *channel_name; |
d150e7e5 | 2510 | |
069fc1c5 FD |
2511 | /* Test cases that need a tracing session enabled. */ |
2512 | plan_tests(99); | |
7676e0d2 | 2513 | |
069fc1c5 FD |
2514 | /* |
2515 | * Argument 7 and upward are named pipe location for consumerd | |
2516 | * control. | |
2517 | */ | |
2518 | named_pipe_args_start = 7; | |
2519 | ||
2520 | if (argc < 8) { | |
2521 | fail("Missing parameter for tests to run %d", argc); | |
2522 | goto error; | |
2523 | } | |
434f8068 | 2524 | |
069fc1c5 FD |
2525 | nb_args = argc; |
2526 | ||
a740a242 FD |
2527 | session_name = argv[5]; |
2528 | channel_name = argv[6]; | |
069fc1c5 FD |
2529 | |
2530 | test_subscription_twice(session_name, channel_name, | |
2531 | domain_type); | |
2532 | ||
2533 | diag("Test trigger for domain %s with buffer_usage_low condition", | |
2534 | domain_type_string); | |
2535 | test_triggers_buffer_usage_condition(session_name, channel_name, | |
2536 | domain_type, | |
2537 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW); | |
2538 | ||
2539 | diag("Test trigger for domain %s with buffer_usage_high condition", | |
2540 | domain_type_string); | |
2541 | test_triggers_buffer_usage_condition(session_name, channel_name, | |
2542 | domain_type, | |
2543 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH); | |
2544 | ||
2545 | diag("Test buffer usage notification channel api for domain %s", | |
2546 | domain_type_string); | |
2547 | test_buffer_usage_notification_channel(session_name, channel_name, | |
2548 | domain_type, argv); | |
2549 | break; | |
2550 | } | |
3e4ee3b3 FD |
2551 | case 3: |
2552 | { | |
2553 | /* | |
2554 | * Test cases that need a test app with more than one event | |
2555 | * type. | |
2556 | */ | |
a5c2d2a7 | 2557 | plan_tests(23); |
3e4ee3b3 FD |
2558 | |
2559 | /* | |
2560 | * At the moment, the only test case of this scenario is | |
2561 | * exclusion which is only supported by UST. | |
2562 | */ | |
2563 | assert(domain_type == LTTNG_DOMAIN_UST); | |
2564 | diag("Test tracepoint event rule notifications with exclusion for domain %s", | |
2565 | domain_type_string); | |
2566 | test_tracepoint_event_rule_notification_exclusion(domain_type); | |
2567 | ||
2568 | break; | |
2569 | } | |
51704c8e FD |
2570 | case 4: |
2571 | { | |
602a6d40 | 2572 | plan_tests(12); |
51704c8e FD |
2573 | /* Test cases that need the kernel tracer. */ |
2574 | assert(domain_type == LTTNG_DOMAIN_KERNEL); | |
aab0598f | 2575 | |
51704c8e FD |
2576 | diag("Test kprobe event rule notifications for domain %s", |
2577 | domain_type_string); | |
2578 | ||
2579 | test_kprobe_event_rule_notification(domain_type); | |
2580 | ||
2581 | break; | |
2582 | } | |
aab0598f FD |
2583 | case 5: |
2584 | { | |
d150e7e5 | 2585 | plan_tests(25); |
aab0598f FD |
2586 | /* Test cases that need the kernel tracer. */ |
2587 | assert(domain_type == LTTNG_DOMAIN_KERNEL); | |
2588 | ||
2589 | diag("Test syscall event rule notifications for domain %s", | |
2590 | domain_type_string); | |
2591 | ||
2592 | test_syscall_event_rule_notification(domain_type); | |
2593 | ||
acb98866 FD |
2594 | diag("Test syscall filtering event rule notifications for domain %s", |
2595 | domain_type_string); | |
2596 | ||
2597 | test_syscall_event_rule_notification_filter(domain_type); | |
2598 | ||
aab0598f FD |
2599 | break; |
2600 | } | |
45294d8a FD |
2601 | case 6: |
2602 | { | |
2603 | const char *testapp_path, *test_symbol_name; | |
2604 | ||
10685de6 | 2605 | plan_tests(12); |
45294d8a FD |
2606 | |
2607 | if (argc < 7) { | |
2608 | fail("Missing parameter for tests to run %d", argc); | |
2609 | goto error; | |
2610 | } | |
2611 | ||
2612 | testapp_path = argv[5]; | |
2613 | test_symbol_name = argv[6]; | |
2614 | /* Test cases that need the kernel tracer. */ | |
2615 | assert(domain_type == LTTNG_DOMAIN_KERNEL); | |
2616 | ||
2617 | diag("Test userspace-probe event rule notifications for domain %s", | |
2618 | domain_type_string); | |
2619 | ||
2620 | test_uprobe_event_rule_notification( | |
2621 | domain_type, testapp_path, test_symbol_name); | |
2622 | ||
2623 | break; | |
2624 | } | |
26e2f47b JR |
2625 | case 7: |
2626 | { | |
2627 | switch(domain_type) { | |
2628 | case LTTNG_DOMAIN_UST: | |
a5c2d2a7 | 2629 | plan_tests(221); |
26e2f47b JR |
2630 | break; |
2631 | case LTTNG_DOMAIN_KERNEL: | |
2632 | plan_tests(216); | |
2633 | break; | |
2634 | default: | |
2635 | assert(0); | |
2636 | } | |
2637 | ||
2638 | diag("Test tracepoint event rule notification captures for domain %s", | |
2639 | domain_type_string); | |
2640 | test_tracepoint_event_rule_notification_capture(domain_type); | |
2641 | ||
2642 | break; | |
2643 | } | |
2644 | ||
069fc1c5 FD |
2645 | default: |
2646 | abort(); | |
2647 | } | |
90fcb2ec | 2648 | |
434f8068 JR |
2649 | error: |
2650 | return exit_status(); | |
2651 | } | |
2652 |