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 JR |
23 | #include <signal.h> |
24 | #include <errno.h> | |
25 | #include <poll.h> | |
434f8068 JR |
26 | |
27 | #include <lttng/action/action.h> | |
28 | #include <lttng/action/notify.h> | |
29 | #include <lttng/condition/buffer-usage.h> | |
30 | #include <lttng/condition/condition.h> | |
31 | #include <lttng/condition/evaluation.h> | |
5024c2ac | 32 | #include <lttng/condition/event-rule.h> |
434f8068 JR |
33 | #include <lttng/domain.h> |
34 | #include <lttng/endpoint.h> | |
5024c2ac JR |
35 | #include <lttng/event-field-value.h> |
36 | #include <lttng/event-rule/kprobe.h> | |
37 | #include <lttng/event-rule/syscall.h> | |
38 | #include <lttng/event-rule/tracepoint.h> | |
39 | #include <lttng/event-rule/uprobe.h> | |
434f8068 | 40 | #include <lttng/lttng-error.h> |
5024c2ac | 41 | #include <lttng/lttng.h> |
434f8068 JR |
42 | #include <lttng/notification/channel.h> |
43 | #include <lttng/notification/notification.h> | |
5024c2ac | 44 | #include <lttng/condition/evaluation.h> |
434f8068 | 45 | #include <lttng/trigger/trigger.h> |
5024c2ac | 46 | #include <lttng/userspace-probe.h> |
434f8068 JR |
47 | |
48 | #include <tap/tap.h> | |
49 | ||
5024c2ac JR |
50 | /* A callback to populate the condition capture descriptor */ |
51 | typedef int (*condition_capture_desc_cb)(struct lttng_condition *condition); | |
52 | ||
53 | /* A callback for captured field validation */ | |
54 | typedef int (*validate_cb)(const struct lttng_event_field_value *event_field, unsigned iteration); | |
854382b8 | 55 | |
434f8068 JR |
56 | int nb_args = 0; |
57 | int named_pipe_args_start = 0; | |
5024c2ac | 58 | pid_t app_pid = 0; |
854382b8 JR |
59 | const char *app_state_file = NULL; |
60 | ||
5024c2ac JR |
61 | enum field_type { |
62 | FIELD_TYPE_PAYLOAD, | |
63 | FIELD_TYPE_CONTEXT, | |
64 | FIELD_TYPE_APP_CONTEXT, | |
65 | FIELD_TYPE_ARRAY_FIELD, | |
66 | }; | |
67 | ||
68 | struct capture_base_field_tuple { | |
69 | char* field_name; | |
70 | enum field_type field_type; | |
71 | bool expected_ust; // Do we expect a capture? | |
72 | bool expected_kernel; // Do we expect a capture? | |
73 | validate_cb validate_ust; | |
74 | validate_cb validate_kernel; | |
75 | }; | |
76 | ||
854382b8 | 77 | static |
5024c2ac | 78 | const char *field_value_type_to_str(enum lttng_event_field_value_type type) |
854382b8 | 79 | { |
5024c2ac JR |
80 | switch (type) { |
81 | case LTTNG_EVENT_FIELD_VALUE_TYPE_UNKNOWN: | |
82 | return "UNKNOWN"; | |
83 | case LTTNG_EVENT_FIELD_VALUE_TYPE_INVALID: | |
84 | return "INVALID"; | |
85 | case LTTNG_EVENT_FIELD_VALUE_TYPE_UNSIGNED_INT: | |
86 | return "UNSIGNED INT"; | |
87 | case LTTNG_EVENT_FIELD_VALUE_TYPE_SIGNED_INT: | |
88 | return "SIGNED INT"; | |
89 | case LTTNG_EVENT_FIELD_VALUE_TYPE_UNSIGNED_ENUM: | |
90 | return "UNSIGNED ENUM"; | |
91 | case LTTNG_EVENT_FIELD_VALUE_TYPE_SIGNED_ENUM: | |
92 | return "SIGNED ENUM"; | |
93 | case LTTNG_EVENT_FIELD_VALUE_TYPE_REAL: | |
94 | return "REAL"; | |
95 | case LTTNG_EVENT_FIELD_VALUE_TYPE_STRING: | |
96 | return "STRING"; | |
97 | case LTTNG_EVENT_FIELD_VALUE_TYPE_ARRAY: | |
98 | return "ARRAY"; | |
99 | default: | |
100 | abort(); | |
854382b8 | 101 | } |
5024c2ac | 102 | } |
854382b8 | 103 | |
5024c2ac JR |
104 | static int validate_type( |
105 | const struct lttng_event_field_value *event_field, | |
106 | enum lttng_event_field_value_type expect) | |
107 | { | |
108 | int ret; | |
109 | enum lttng_event_field_value_type value; | |
f0784451 | 110 | |
5024c2ac JR |
111 | value = lttng_event_field_value_get_type(event_field); |
112 | if (value == LTTNG_EVENT_FIELD_VALUE_TYPE_INVALID) { | |
113 | ret = 1; | |
114 | goto end; | |
854382b8 | 115 | } |
5024c2ac JR |
116 | |
117 | ret = (expect == value); | |
118 | ok(ret, "Expected field type: %s got %s", | |
119 | field_value_type_to_str(expect), | |
120 | field_value_type_to_str(value)); | |
121 | ||
122 | ret = !ret; | |
123 | ||
124 | end: | |
125 | return ret; | |
854382b8 | 126 | } |
434f8068 | 127 | |
5024c2ac JR |
128 | /* |
129 | * Validate unsigned captured field against the iteration number. | |
130 | * The iteration number is always unsigned and will always be compared to value | |
131 | * under MAX_UINT. | |
132 | */ | |
133 | static int validate_unsigned_int_field( | |
134 | const struct lttng_event_field_value *event_field, | |
135 | unsigned int iteration) | |
434f8068 | 136 | { |
5024c2ac JR |
137 | int ret; |
138 | uint64_t value; | |
139 | enum lttng_event_field_value_status status; | |
434f8068 | 140 | |
5024c2ac JR |
141 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_UNSIGNED_INT); |
142 | if (ret) { | |
434f8068 JR |
143 | goto end; |
144 | } | |
145 | ||
5024c2ac JR |
146 | status = lttng_event_field_value_unsigned_int_get_value( |
147 | event_field , &value); | |
148 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
149 | fail("lttng_event_field_value_unsigned_int_get_value"); | |
150 | ret = 1; | |
434f8068 JR |
151 | goto end; |
152 | } | |
153 | ||
5024c2ac JR |
154 | ret = (value == (uint64_t) iteration); |
155 | ok (ret, "Expected unsigned int of value: %u got %" PRIu64, iteration, value); | |
156 | ||
157 | ret = !ret; | |
158 | ||
434f8068 | 159 | end: |
5024c2ac | 160 | |
434f8068 JR |
161 | return ret; |
162 | } | |
163 | ||
5024c2ac JR |
164 | /* |
165 | * Validate signed captured field. | |
166 | * Value should be -1. | |
167 | */ | |
168 | static int validate_signed_int_field( | |
169 | const struct lttng_event_field_value *event_field, | |
170 | unsigned int iteration) | |
434f8068 | 171 | { |
5024c2ac JR |
172 | int ret; |
173 | int64_t expected = -1; | |
174 | int64_t value; | |
175 | enum lttng_event_field_value_status status; | |
9df6c82a | 176 | |
5024c2ac JR |
177 | /* Unused */ |
178 | (void) iteration; | |
179 | ||
180 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_SIGNED_INT); | |
181 | if (ret) { | |
182 | goto end; | |
183 | } | |
184 | ||
185 | status = lttng_event_field_value_signed_int_get_value( | |
186 | event_field , &value); | |
187 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
188 | fail("lttng_event_field_value_signed_int_get_value"); | |
189 | ret = 1; | |
190 | goto end; | |
434f8068 | 191 | } |
5024c2ac JR |
192 | |
193 | ret = (value == expected); | |
194 | ok(ret, "Expected signed int of value: %" PRId64 " got %" PRId64, expected, value); | |
195 | ||
196 | ret = !ret; | |
197 | ||
198 | end: | |
199 | ||
434f8068 JR |
200 | return ret; |
201 | } | |
202 | ||
5024c2ac JR |
203 | /* |
204 | * Validate array of unsigned int. | |
205 | */ | |
206 | static int validate_array_unsigned_int_field( | |
207 | const struct lttng_event_field_value *event_field, | |
208 | unsigned int iteration) | |
434f8068 | 209 | { |
5024c2ac JR |
210 | int ret; |
211 | enum lttng_event_field_value_status status; | |
212 | unsigned int expected = 3; | |
213 | unsigned int count; | |
9df6c82a | 214 | |
5024c2ac JR |
215 | /* Unused */ |
216 | (void) iteration; | |
217 | ||
218 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_ARRAY); | |
219 | if (ret) { | |
220 | goto end; | |
221 | } | |
222 | ||
223 | status = lttng_event_field_value_array_get_length(event_field, &count); | |
224 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
225 | fail("lttng_event_field_value_array_get_length"); | |
226 | ret = 1; | |
227 | goto end; | |
228 | } | |
229 | ||
230 | ret = (count == expected); | |
231 | ok(ret, "Expected %d subelements got %d", expected, count); | |
232 | if (!ret) { | |
233 | ret = 1; | |
234 | goto end; | |
235 | } | |
236 | ||
237 | for (unsigned int i = 1; i < count + 1; i++) { | |
238 | const struct lttng_event_field_value *value; | |
239 | status = lttng_event_field_value_array_get_element_at_index( | |
240 | event_field, i - 1, &value); | |
241 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
242 | fail("lttng_event_field_value_array_get_element_at_index"); | |
243 | ret = 1; | |
244 | goto end; | |
245 | } | |
246 | ret = validate_unsigned_int_field(value, i); | |
247 | if (ret) { | |
248 | goto end; | |
249 | } | |
434f8068 | 250 | } |
5024c2ac JR |
251 | |
252 | ret = 0; | |
253 | end: | |
254 | ||
434f8068 JR |
255 | return ret; |
256 | } | |
5024c2ac JR |
257 | static int validate_array_unsigned_int_field_at_index( |
258 | const struct lttng_event_field_value *event_field, | |
259 | unsigned int iteration) | |
854382b8 JR |
260 | { |
261 | int ret; | |
5024c2ac JR |
262 | uint64_t expected_value = 2; |
263 | enum lttng_event_field_value_status status; | |
264 | uint64_t value; | |
854382b8 | 265 | |
5024c2ac JR |
266 | /* Unused */ |
267 | (void) iteration; | |
854382b8 | 268 | |
5024c2ac | 269 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_UNSIGNED_INT); |
854382b8 | 270 | if (ret) { |
5024c2ac | 271 | goto end; |
854382b8 JR |
272 | } |
273 | ||
5024c2ac JR |
274 | status = lttng_event_field_value_unsigned_int_get_value( |
275 | event_field , &value); | |
276 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
277 | fail("lttng_event_field_value_unsigned_int_get_value"); | |
278 | ret = 1; | |
279 | goto end; | |
280 | } | |
854382b8 | 281 | |
5024c2ac JR |
282 | ret = (value == expected_value); |
283 | ok (ret, "Expected unsigned int of value: %u got %" PRIu64, | |
284 | expected_value, value); | |
854382b8 | 285 | |
5024c2ac JR |
286 | ret = 0; |
287 | end: | |
288 | return ret; | |
854382b8 JR |
289 | } |
290 | ||
5024c2ac JR |
291 | /* |
292 | * Validate sequence for a string (seqfield1): | |
293 | * | |
294 | * Value: "test" in utf8 [116, 101, 115, 116] | |
295 | */ | |
296 | static int validate_seqfield1( | |
297 | const struct lttng_event_field_value *event_field, | |
298 | unsigned int iteration) | |
854382b8 JR |
299 | { |
300 | int ret; | |
5024c2ac JR |
301 | enum lttng_event_field_value_status status; |
302 | unsigned int count; | |
303 | unsigned int expect[4] = {116, 101, 115, 116}; | |
854382b8 | 304 | |
5024c2ac JR |
305 | /* Unused */ |
306 | (void) iteration; | |
307 | ||
308 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_ARRAY); | |
854382b8 | 309 | if (ret) { |
5024c2ac | 310 | goto end; |
854382b8 JR |
311 | } |
312 | ||
5024c2ac JR |
313 | status = lttng_event_field_value_array_get_length(event_field, &count); |
314 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
315 | fail("lttng_event_field_value_array_get_length"); | |
316 | ret = 1; | |
317 | goto end; | |
854382b8 JR |
318 | } |
319 | ||
5024c2ac JR |
320 | ret = (count == 4); |
321 | ok(ret, "Expected 4 subelement got %d", count); | |
322 | if (!ret) { | |
323 | ret = 1; | |
324 | goto end; | |
325 | } | |
854382b8 | 326 | |
5024c2ac JR |
327 | for (unsigned int i = 0; i < count ; i++) { |
328 | const struct lttng_event_field_value *value; | |
329 | status = lttng_event_field_value_array_get_element_at_index( | |
330 | event_field, i, &value); | |
331 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
332 | fail("lttng_event_field_value_array_get_element_at_index"); | |
333 | ret = 1; | |
334 | goto end; | |
335 | } | |
336 | ret = validate_unsigned_int_field(value, expect[i]); | |
337 | if (ret) { | |
338 | goto end; | |
339 | } | |
340 | } | |
854382b8 | 341 | |
5024c2ac JR |
342 | ret = 0; |
343 | end: | |
854382b8 | 344 | |
5024c2ac JR |
345 | return ret; |
346 | } | |
854382b8 | 347 | |
5024c2ac JR |
348 | static int validate_string( |
349 | const struct lttng_event_field_value *event_field, | |
350 | const char *expect) | |
434f8068 | 351 | { |
5024c2ac JR |
352 | int ret; |
353 | const char *value = NULL; | |
434f8068 | 354 | |
5024c2ac JR |
355 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_STRING); |
356 | if (ret) { | |
434f8068 JR |
357 | goto end; |
358 | } | |
359 | ||
5024c2ac JR |
360 | value = lttng_event_field_value_string_get_value(event_field); |
361 | if (!value) { | |
362 | fail("lttng_event_field_value_array_get_length"); | |
363 | ret = 1; | |
364 | goto end; | |
365 | } | |
434f8068 | 366 | |
5024c2ac | 367 | ok(!strcmp(value, expect), "Expected string: \"%s\" got \"%s\"", expect, value); |
9df6c82a | 368 | |
5024c2ac JR |
369 | ret = 0; |
370 | end: | |
434f8068 | 371 | |
5024c2ac JR |
372 | return ret; |
373 | } | |
434f8068 | 374 | |
5024c2ac JR |
375 | /* |
376 | * Validate string. Expected value is "test". | |
377 | */ | |
378 | static int validate_string_test( | |
379 | const struct lttng_event_field_value *event_field, | |
380 | unsigned int iteration) | |
381 | { | |
382 | int ret; | |
383 | const char *expect = "test"; | |
434f8068 | 384 | |
5024c2ac JR |
385 | /* Unused */ |
386 | (void) iteration; | |
434f8068 | 387 | |
5024c2ac JR |
388 | ret = validate_string(event_field, expect); |
389 | return ret; | |
390 | } | |
434f8068 | 391 | |
5024c2ac JR |
392 | /* |
393 | * Validate escaped string. Expected value is "\*". | |
394 | */ | |
395 | static int validate_string_escaped( | |
396 | const struct lttng_event_field_value *event_field, | |
397 | unsigned int iteration) | |
398 | { | |
399 | int ret; | |
400 | const char *expect = "\\*"; | |
434f8068 | 401 | |
5024c2ac JR |
402 | /* Unused */ |
403 | (void) iteration; | |
434f8068 | 404 | |
5024c2ac JR |
405 | ret = validate_string(event_field, expect); |
406 | return ret; | |
407 | } | |
408 | ||
409 | /* | |
410 | * Validate real field. | |
411 | */ | |
412 | static int validate_real( | |
413 | const struct lttng_event_field_value *event_field, | |
414 | double expect) | |
415 | { | |
416 | int ret; | |
417 | double value; | |
418 | enum lttng_event_field_value_status status; | |
419 | ||
420 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_REAL); | |
421 | if (ret) { | |
422 | goto end; | |
423 | } | |
424 | ||
425 | status = lttng_event_field_value_real_get_value(event_field, &value); | |
426 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
427 | fail("lttng_event_field_value_real_get_value"); | |
428 | ret = 1; | |
429 | goto end; | |
430 | } | |
431 | ||
432 | ret = (value == expect); | |
433 | ok(ret, "Real expected: %f got: %f", expect, value); | |
434 | ||
435 | ret = !ret; | |
436 | end: | |
437 | return ret; | |
438 | } | |
439 | ||
440 | /* | |
441 | * Validate floatfield. | |
442 | */ | |
443 | static int validate_floatfield( | |
444 | const struct lttng_event_field_value *event_field, | |
445 | unsigned int iteration) | |
446 | { | |
447 | int ret; | |
448 | double expect = 2222.0; | |
449 | ||
450 | /* Unused */ | |
451 | (void) iteration; | |
452 | ||
453 | ret = validate_real(event_field, expect); | |
454 | return ret; | |
455 | } | |
456 | ||
457 | /* | |
458 | * Validate doublefield. | |
459 | */ | |
460 | static int validate_doublefield( | |
461 | const struct lttng_event_field_value *event_field, | |
462 | unsigned int iteration) | |
463 | { | |
464 | int ret; | |
465 | double expect = 2.0; | |
466 | ||
467 | /* Unused */ | |
468 | (void) iteration; | |
469 | ||
470 | ret = validate_real(event_field, expect); | |
471 | return ret; | |
472 | } | |
473 | ||
474 | /* | |
475 | * Validate enum0: enum0 = ( "AUTO: EXPECT 0" : container = 0 ) | |
476 | */ | |
477 | static int validate_enum0(const struct lttng_event_field_value *event_field, | |
478 | unsigned int iteration) | |
479 | { | |
480 | int ret; | |
481 | enum lttng_event_field_value_status status; | |
482 | uint64_t value; | |
483 | uint64_t expected_value = 0; | |
484 | ||
485 | /* Unused */ | |
486 | (void) iteration; | |
487 | ||
488 | ret = validate_type(event_field, | |
489 | LTTNG_EVENT_FIELD_VALUE_TYPE_UNSIGNED_ENUM); | |
490 | if (ret) { | |
491 | goto end; | |
492 | } | |
493 | ||
494 | status = lttng_event_field_value_unsigned_int_get_value( | |
495 | event_field, &value); | |
496 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
497 | fail("lttng_event_field_value_unsigned_int_get_value"); | |
498 | ret = 1; | |
499 | goto end; | |
500 | } | |
501 | ||
502 | ok(value == expected_value, | |
503 | "Enum value expected: %" PRIu64 " got %" PRIu64, | |
504 | expected_value, value); | |
505 | ||
506 | end: | |
507 | return ret; | |
508 | } | |
509 | ||
510 | /* | |
511 | * Validate enumnegative: enumnegative = ( "AUTO: EXPECT 0" : container = 0 ) | |
512 | * | |
513 | * We expect 2 labels here. | |
514 | */ | |
515 | static int validate_enumnegative( | |
516 | const struct lttng_event_field_value *event_field, | |
517 | unsigned int iteration) | |
518 | { | |
519 | int ret; | |
520 | enum lttng_event_field_value_status status; | |
521 | int64_t value; | |
522 | int64_t expected_value = -1; | |
523 | ||
524 | /* Unused */ | |
525 | (void) iteration; | |
526 | ||
527 | ret = validate_type( | |
528 | event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_SIGNED_ENUM); | |
529 | if (ret) { | |
530 | goto end; | |
531 | } | |
532 | ||
533 | status = lttng_event_field_value_signed_int_get_value( | |
534 | event_field, &value); | |
535 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
536 | fail("lttng_event_field_value_unsigned_int_get_value"); | |
537 | ret = 1; | |
538 | goto end; | |
539 | } | |
540 | ||
541 | ok(value == expected_value, | |
542 | "Enum value expected: %" PRId64 " got %" PRId64, | |
543 | expected_value, value); | |
544 | ||
545 | end: | |
546 | return ret; | |
547 | } | |
548 | ||
549 | static int validate_context_procname_ust( | |
550 | const struct lttng_event_field_value *event_field, | |
551 | unsigned int iteration) | |
552 | { | |
553 | int ret; | |
554 | ||
555 | /* Unused */ | |
556 | (void) iteration; | |
557 | ||
558 | ret = validate_string(event_field, "gen-ust-events"); | |
559 | return ret; | |
560 | } | |
561 | ||
562 | static int validate_context_procname_kernel( | |
563 | const struct lttng_event_field_value *event_field, | |
564 | unsigned int iteration) | |
565 | { | |
566 | int ret; | |
567 | ||
568 | /* Unused */ | |
569 | (void) iteration; | |
570 | ||
571 | ret = validate_string(event_field, "echo"); | |
572 | return ret; | |
573 | } | |
574 | ||
575 | struct capture_base_field_tuple test_capture_base_fields[] = { | |
576 | {"DOESNOTEXIST", FIELD_TYPE_PAYLOAD, false, false, NULL, NULL}, | |
577 | {"intfield", FIELD_TYPE_PAYLOAD, true, true, validate_unsigned_int_field, validate_unsigned_int_field}, | |
578 | {"longfield", FIELD_TYPE_PAYLOAD, true, true, validate_unsigned_int_field, validate_unsigned_int_field}, | |
579 | {"signedfield", FIELD_TYPE_PAYLOAD, true, true, validate_signed_int_field, validate_signed_int_field}, | |
580 | {"arrfield1", FIELD_TYPE_PAYLOAD, true, true, validate_array_unsigned_int_field, validate_array_unsigned_int_field}, | |
581 | {"arrfield2", FIELD_TYPE_PAYLOAD, true, true, validate_string_test, validate_string_test}, | |
582 | {"arrfield3", FIELD_TYPE_PAYLOAD, true, true, validate_array_unsigned_int_field, validate_array_unsigned_int_field}, | |
583 | {"seqfield1", FIELD_TYPE_PAYLOAD, true, true, validate_seqfield1, validate_seqfield1}, | |
584 | {"seqfield2", FIELD_TYPE_PAYLOAD, true, true, validate_string_test, validate_string_test}, | |
585 | {"seqfield3", FIELD_TYPE_PAYLOAD, true, true, validate_array_unsigned_int_field, validate_array_unsigned_int_field}, | |
586 | {"seqfield4", FIELD_TYPE_PAYLOAD, true, true, validate_array_unsigned_int_field, validate_array_unsigned_int_field}, | |
587 | {"arrfield1[1]", FIELD_TYPE_ARRAY_FIELD, true, true, validate_array_unsigned_int_field_at_index, validate_array_unsigned_int_field_at_index}, | |
588 | {"stringfield", FIELD_TYPE_PAYLOAD, true, true, validate_string_test, validate_string_test}, | |
589 | {"stringfield2", FIELD_TYPE_PAYLOAD, true, true, validate_string_escaped, validate_string_escaped}, | |
590 | {"floatfield", FIELD_TYPE_PAYLOAD, true, false, validate_floatfield, validate_floatfield}, | |
591 | {"doublefield", FIELD_TYPE_PAYLOAD, true, false, validate_doublefield, validate_doublefield}, | |
592 | {"enum0", FIELD_TYPE_PAYLOAD, true, true, validate_enum0, validate_enum0}, | |
593 | {"enumnegative", FIELD_TYPE_PAYLOAD, true, true, validate_enumnegative, validate_enumnegative}, | |
594 | {"$ctx.procname", FIELD_TYPE_CONTEXT, true, true, validate_context_procname_ust, validate_context_procname_kernel}, | |
595 | }; | |
596 | ||
597 | static const char *get_notification_trigger_name( | |
598 | struct lttng_notification *notification) | |
599 | { | |
600 | const char *name = NULL; | |
601 | enum lttng_evaluation_status status; | |
602 | const struct lttng_evaluation *evaluation; | |
603 | evaluation = lttng_notification_get_evaluation(notification); | |
604 | if (evaluation == NULL) { | |
605 | fail("lttng_notification_get_evaluation"); | |
606 | goto end; | |
607 | } | |
608 | ||
609 | switch (lttng_evaluation_get_type(evaluation)) { | |
610 | case LTTNG_CONDITION_TYPE_EVENT_RULE_HIT: | |
611 | { | |
612 | status = lttng_evaluation_event_rule_get_trigger_name( | |
613 | evaluation, &name); | |
614 | if (status != LTTNG_EVALUATION_STATUS_OK) { | |
615 | fail("lttng_evaluation_event_rule_get_trigger_name"); | |
616 | name = NULL; | |
617 | goto end; | |
618 | } | |
619 | break; | |
620 | } | |
621 | default: | |
622 | fail("Wrong notification evaluation type \n"); | |
623 | goto end; | |
624 | } | |
625 | end: | |
626 | return name; | |
627 | } | |
628 | ||
629 | static int validator_notification_trigger_name( | |
630 | struct lttng_notification *notification, | |
631 | const char *trigger_name) | |
632 | { | |
633 | int ret; | |
634 | bool name_is_equal; | |
635 | const char *name; | |
636 | ||
637 | assert(notification); | |
638 | assert(trigger_name); | |
639 | ||
640 | name = get_notification_trigger_name(notification); | |
641 | if (name == NULL) { | |
642 | ret = 1; | |
643 | goto end; | |
644 | } | |
645 | ||
646 | name_is_equal = (strcmp(trigger_name, name) == 0); | |
647 | ok(name_is_equal, "Expected trigger name: %s got %s", trigger_name, | |
648 | name); | |
649 | ||
650 | ret = !name_is_equal; | |
651 | ||
652 | end: | |
653 | return ret; | |
654 | } | |
655 | ||
656 | static | |
657 | void wait_on_file(const char *path, bool file_exist) | |
658 | { | |
659 | if (!path) { | |
660 | return; | |
661 | } | |
662 | for (;;) { | |
663 | int ret; | |
664 | struct stat buf; | |
665 | ||
666 | ret = stat(path, &buf); | |
667 | if (ret == -1 && errno == ENOENT) { | |
668 | if (file_exist) { | |
669 | /* | |
670 | * The file does not exist. wait a bit and | |
671 | * continue looping until it does. | |
672 | */ | |
673 | (void) poll(NULL, 0, 10); | |
674 | continue; | |
675 | } | |
676 | ||
677 | /* | |
678 | * File does not exist and the exit condition we want. | |
679 | * Break from the loop and return. | |
680 | */ | |
681 | break; | |
682 | } | |
683 | if (ret) { | |
684 | perror("stat"); | |
685 | exit(EXIT_FAILURE); | |
686 | } | |
687 | /* | |
688 | * stat() returned 0, so the file exists. break now only if | |
689 | * that's the exit condition we want. | |
690 | */ | |
691 | if (file_exist) { | |
692 | break; | |
693 | } | |
694 | } | |
695 | } | |
696 | ||
697 | static | |
698 | int write_pipe(const char *path, uint8_t data) | |
699 | { | |
700 | int ret = 0; | |
701 | int fd = 0; | |
702 | ||
703 | fd = open(path, O_WRONLY | O_NONBLOCK); | |
704 | if (fd < 0) { | |
705 | perror("Could not open consumer control named pipe"); | |
706 | goto end; | |
707 | } | |
708 | ||
709 | ret = write(fd, &data , sizeof(data)); | |
710 | if (ret < 1) { | |
711 | perror("Named pipe write failed"); | |
712 | if (close(fd)) { | |
713 | perror("Named pipe close failed"); | |
714 | } | |
715 | ret = -1; | |
716 | goto end; | |
717 | } | |
718 | ||
719 | ret = close(fd); | |
720 | if (ret < 0) { | |
721 | perror("Name pipe closing failed"); | |
722 | ret = -1; | |
723 | goto end; | |
724 | } | |
725 | end: | |
726 | return ret; | |
727 | } | |
728 | ||
729 | static | |
730 | int stop_consumer(const char **argv) | |
731 | { | |
732 | int ret = 0, i; | |
733 | ||
734 | for (i = named_pipe_args_start; i < nb_args; i++) { | |
735 | ret = write_pipe(argv[i], 49); | |
736 | } | |
737 | return ret; | |
738 | } | |
739 | ||
740 | static | |
741 | int resume_consumer(const char **argv) | |
742 | { | |
743 | int ret = 0, i; | |
744 | ||
745 | for (i = named_pipe_args_start; i < nb_args; i++) { | |
746 | ret = write_pipe(argv[i], 0); | |
747 | } | |
748 | return ret; | |
749 | } | |
750 | ||
751 | static | |
752 | int suspend_application(void) | |
753 | { | |
754 | int ret; | |
755 | struct stat buf; | |
756 | ||
757 | if (!stat(app_state_file, &buf)) { | |
758 | fail("App is already in a suspended state."); | |
759 | ret = -1; | |
760 | goto error; | |
761 | } | |
762 | ||
763 | /* | |
764 | * Send SIGUSR1 to application instructing it to bypass tracepoint. | |
765 | */ | |
766 | assert(app_pid > 1); | |
767 | ||
768 | ret = kill(app_pid, SIGUSR1); | |
769 | if (ret) { | |
770 | fail("SIGUSR1 failed. errno %d", errno); | |
771 | ret = -1; | |
772 | goto error; | |
773 | } | |
774 | ||
775 | wait_on_file(app_state_file, true); | |
776 | ||
777 | error: | |
778 | return ret; | |
779 | ||
780 | } | |
781 | ||
782 | static | |
783 | int resume_application() | |
784 | { | |
785 | int ret; | |
786 | struct stat buf; | |
787 | ||
788 | ret = stat(app_state_file, &buf); | |
789 | if (ret == -1 && errno == ENOENT) { | |
790 | fail("State file does not exist"); | |
791 | goto error; | |
792 | } | |
793 | if (ret) { | |
794 | perror("stat"); | |
795 | goto error; | |
796 | } | |
797 | ||
798 | assert(app_pid > 1); | |
799 | ||
800 | ret = kill(app_pid, SIGUSR1); | |
801 | if (ret) { | |
802 | fail("SIGUSR1 failed. errno %d", errno); | |
803 | ret = -1; | |
804 | goto error; | |
805 | } | |
806 | ||
807 | wait_on_file(app_state_file, false); | |
808 | ||
809 | error: | |
810 | return ret; | |
811 | ||
812 | } | |
813 | ||
814 | ||
815 | static | |
816 | void test_triggers_buffer_usage_condition(const char *session_name, | |
817 | const char *channel_name, | |
818 | enum lttng_domain_type domain_type, | |
819 | enum lttng_condition_type condition_type) | |
820 | { | |
821 | unsigned int test_vector_size = 5, i; | |
822 | enum lttng_condition_status condition_status; | |
823 | struct lttng_action *action; | |
824 | ||
825 | /* Set-up */ | |
826 | action = lttng_action_notify_create(); | |
827 | if (!action) { | |
828 | fail("Setup error on action creation"); | |
829 | goto end; | |
830 | } | |
831 | ||
832 | /* Test lttng_register_trigger with null value */ | |
833 | ok(lttng_register_trigger(NULL) == -LTTNG_ERR_INVALID, "Registering a NULL trigger fails as expected"); | |
834 | ||
835 | /* Test: register a trigger */ | |
836 | ||
837 | for (i = 0; i < pow(2,test_vector_size); i++) { | |
838 | int loop_ret = 0; | |
839 | char *test_tuple_string = NULL; | |
840 | unsigned int mask_position = 0; | |
841 | bool session_name_set = false; | |
842 | bool channel_name_set = false; | |
843 | bool threshold_ratio_set = false; | |
844 | bool threshold_byte_set = false; | |
845 | bool domain_type_set = false; | |
846 | ||
847 | struct lttng_trigger *trigger = NULL; | |
848 | struct lttng_condition *condition = NULL; | |
849 | ||
850 | /* Create base condition */ | |
851 | switch (condition_type) { | |
852 | case LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW: | |
853 | condition = lttng_condition_buffer_usage_low_create(); | |
854 | break; | |
855 | case LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH: | |
856 | condition = lttng_condition_buffer_usage_high_create(); | |
857 | break; | |
858 | default: | |
859 | loop_ret = 1; | |
860 | goto loop_end; | |
861 | } | |
862 | ||
863 | if (!condition) { | |
864 | loop_ret = 1; | |
865 | goto loop_end; | |
866 | ||
867 | } | |
868 | ||
869 | /* Prepare the condition for trigger registration test */ | |
870 | ||
871 | /* Set session name */ | |
872 | if ((1 << mask_position) & i) { | |
873 | condition_status = lttng_condition_buffer_usage_set_session_name( | |
874 | condition, session_name); | |
875 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
876 | loop_ret = 1; | |
877 | goto loop_end; | |
878 | } | |
879 | session_name_set = true; | |
880 | } | |
881 | mask_position++; | |
882 | ||
883 | /* Set channel name */ | |
884 | if ((1 << mask_position) & i) { | |
885 | condition_status = lttng_condition_buffer_usage_set_channel_name( | |
886 | condition, channel_name); | |
887 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
888 | loop_ret = 1; | |
889 | goto loop_end; | |
890 | } | |
891 | channel_name_set = true; | |
892 | } | |
893 | mask_position++; | |
894 | ||
895 | /* Set threshold ratio */ | |
896 | if ((1 << mask_position) & i) { | |
897 | condition_status = lttng_condition_buffer_usage_set_threshold_ratio( | |
898 | condition, 0.0); | |
899 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
900 | loop_ret = 1; | |
901 | goto loop_end; | |
902 | } | |
903 | threshold_ratio_set = true; | |
904 | } | |
905 | mask_position++; | |
906 | ||
907 | /* Set threshold byte */ | |
908 | if ((1 << mask_position) & i) { | |
909 | condition_status = lttng_condition_buffer_usage_set_threshold( | |
910 | condition, 0); | |
911 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
912 | loop_ret = 1; | |
913 | goto loop_end; | |
914 | } | |
915 | threshold_byte_set = true; | |
916 | } | |
917 | mask_position++; | |
918 | ||
919 | /* Set domain type */ | |
920 | if ((1 << mask_position) & i) { | |
921 | condition_status = lttng_condition_buffer_usage_set_domain_type( | |
922 | condition, LTTNG_DOMAIN_UST); | |
923 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
924 | loop_ret = 1; | |
925 | goto loop_end; | |
926 | } | |
927 | domain_type_set = true; | |
928 | } | |
929 | ||
930 | /* Safety check */ | |
931 | if (mask_position != test_vector_size -1) { | |
932 | assert("Logic error for test vector generation"); | |
933 | } | |
934 | ||
935 | loop_ret = asprintf(&test_tuple_string, "session name %s, channel name %s, threshold ratio %s, threshold byte %s, domain type %s", | |
936 | session_name_set ? "set" : "unset", | |
937 | channel_name_set ? "set" : "unset", | |
938 | threshold_ratio_set ? "set" : "unset", | |
939 | threshold_byte_set ? "set" : "unset", | |
940 | domain_type_set? "set" : "unset"); | |
941 | if (!test_tuple_string || loop_ret < 0) { | |
942 | loop_ret = 1; | |
943 | goto loop_end; | |
944 | } | |
945 | ||
946 | /* Create trigger */ | |
947 | trigger = lttng_trigger_create(condition, action); | |
948 | if (!trigger) { | |
949 | loop_ret = 1; | |
950 | goto loop_end; | |
951 | } | |
952 | ||
953 | loop_ret = lttng_register_trigger(trigger); | |
954 | ||
955 | loop_end: | |
956 | if (loop_ret == 1) { | |
957 | fail("Setup error occurred for tuple: %s", test_tuple_string); | |
958 | goto loop_cleanup; | |
959 | } | |
960 | ||
961 | /* This combination happens three times */ | |
962 | if (session_name_set && channel_name_set | |
963 | && (threshold_ratio_set || threshold_byte_set) | |
964 | && domain_type_set) { | |
965 | ok(loop_ret == 0, "Trigger is registered: %s", test_tuple_string); | |
966 | ||
967 | /* | |
968 | * Test that a trigger cannot be registered | |
969 | * multiple time. | |
970 | */ | |
971 | loop_ret = lttng_register_trigger(trigger); | |
972 | ok(loop_ret == -LTTNG_ERR_TRIGGER_EXISTS, "Re-register trigger fails as expected: %s", test_tuple_string); | |
973 | ||
974 | /* Test that a trigger can be unregistered */ | |
975 | loop_ret = lttng_unregister_trigger(trigger); | |
976 | ok(loop_ret == 0, "Unregister trigger: %s", test_tuple_string); | |
977 | ||
978 | /* | |
979 | * Test that unregistration of a non-previously | |
980 | * registered trigger fail. | |
981 | */ | |
982 | loop_ret = lttng_unregister_trigger(trigger); | |
983 | ok(loop_ret == -LTTNG_ERR_TRIGGER_NOT_FOUND, "Unregister of a non-registered trigger fails as expected: %s", test_tuple_string); | |
984 | } else { | |
985 | ok(loop_ret == -LTTNG_ERR_INVALID_TRIGGER, "Trigger is invalid as expected and cannot be registered: %s", test_tuple_string); | |
986 | } | |
987 | ||
988 | loop_cleanup: | |
989 | free(test_tuple_string); | |
990 | lttng_trigger_destroy(trigger); | |
991 | lttng_condition_destroy(condition); | |
992 | } | |
993 | ||
994 | end: | |
995 | lttng_action_destroy(action); | |
996 | } | |
997 | ||
998 | static | |
999 | void wait_data_pending(const char *session_name) | |
1000 | { | |
1001 | int ret; | |
1002 | ||
1003 | do { | |
1004 | ret = lttng_data_pending(session_name); | |
1005 | assert(ret >= 0); | |
1006 | } while (ret != 0); | |
1007 | } | |
1008 | ||
1009 | static | |
1010 | int setup_buffer_usage_condition(struct lttng_condition *condition, | |
1011 | const char *condition_name, | |
1012 | const char *session_name, | |
1013 | const char *channel_name, | |
1014 | const enum lttng_domain_type domain_type) | |
1015 | { | |
1016 | enum lttng_condition_status condition_status; | |
1017 | int ret = 0; | |
1018 | ||
1019 | condition_status = lttng_condition_buffer_usage_set_session_name( | |
1020 | condition, session_name); | |
1021 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
1022 | fail("Error setting session name on %s creation", condition_name); | |
1023 | ret = -1; | |
1024 | goto end; | |
1025 | } | |
1026 | ||
1027 | condition_status = lttng_condition_buffer_usage_set_channel_name( | |
1028 | condition, channel_name); | |
1029 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
1030 | fail("Error setting channel name on %s creation", condition_name); | |
1031 | ret = -1; | |
1032 | goto end; | |
1033 | } | |
1034 | ||
1035 | condition_status = lttng_condition_buffer_usage_set_domain_type( | |
1036 | condition, domain_type); | |
1037 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
1038 | fail("Error setting domain type on %s creation", condition_name); | |
1039 | ret = -1; | |
1040 | goto end; | |
1041 | } | |
1042 | ||
1043 | end: | |
1044 | return ret; | |
1045 | } | |
1046 | ||
1047 | static | |
1048 | void test_invalid_channel_subscription( | |
1049 | const enum lttng_domain_type domain_type) | |
1050 | { | |
1051 | enum lttng_condition_status condition_status; | |
1052 | enum lttng_notification_channel_status nc_status; | |
1053 | struct lttng_condition *dummy_condition = NULL; | |
1054 | struct lttng_condition *dummy_invalid_condition = NULL; | |
1055 | struct lttng_notification_channel *notification_channel = NULL; | |
1056 | int ret = 0; | |
1057 | ||
1058 | notification_channel = lttng_notification_channel_create( | |
1059 | lttng_session_daemon_notification_endpoint); | |
1060 | ok(notification_channel, "Notification channel object creation"); | |
1061 | if (!notification_channel) { | |
1062 | goto end; | |
1063 | } | |
1064 | ||
1065 | /* | |
1066 | * Create a dummy, empty (thus invalid) condition to test error paths. | |
1067 | */ | |
1068 | dummy_invalid_condition = lttng_condition_buffer_usage_low_create(); | |
1069 | if (!dummy_invalid_condition) { | |
1070 | fail("Setup error on condition creation"); | |
1071 | goto end; | |
1072 | } | |
1073 | ||
1074 | /* | |
1075 | * Test subscription and unsubscription of an invalid condition to/from | |
1076 | * a channel. | |
1077 | */ | |
1078 | nc_status = lttng_notification_channel_subscribe( | |
1079 | notification_channel, dummy_invalid_condition); | |
1080 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, | |
1081 | "Subscribing to an invalid condition"); | |
1082 | ||
1083 | nc_status = lttng_notification_channel_unsubscribe( | |
1084 | notification_channel, dummy_invalid_condition); | |
1085 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, | |
1086 | "Unsubscribing from an invalid condition"); | |
1087 | ||
1088 | /* Create a valid dummy condition with a ratio of 0.5 */ | |
1089 | dummy_condition = lttng_condition_buffer_usage_low_create(); | |
1090 | if (!dummy_condition) { | |
1091 | fail("Setup error on dummy_condition creation"); | |
1092 | goto end; | |
1093 | } | |
1094 | ||
1095 | condition_status = lttng_condition_buffer_usage_set_threshold_ratio( | |
1096 | dummy_condition, 0.5); | |
1097 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
1098 | fail("Setup error on condition creation"); | |
1099 | goto end; | |
1100 | } | |
1101 | ||
1102 | ret = setup_buffer_usage_condition(dummy_condition, "dummy_condition", | |
1103 | "dummy_session", "dummy_channel", domain_type); | |
1104 | if (ret) { | |
1105 | fail("Setup error on dummy condition creation"); | |
1106 | goto end; | |
1107 | } | |
1108 | ||
1109 | /* | |
1110 | * Test subscription and unsubscription to/from a channel with invalid | |
1111 | * parameters. | |
1112 | */ | |
1113 | nc_status = lttng_notification_channel_subscribe(NULL, NULL); | |
1114 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, | |
1115 | "Notification channel subscription is invalid: NULL, NULL"); | |
1116 | ||
1117 | nc_status = lttng_notification_channel_subscribe( | |
1118 | notification_channel, NULL); | |
1119 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, | |
1120 | "Notification channel subscription is invalid: NON-NULL, NULL"); | |
1121 | ||
1122 | nc_status = lttng_notification_channel_subscribe(NULL, dummy_condition); | |
1123 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, | |
1124 | "Notification channel subscription is invalid: NULL, NON-NULL"); | |
1125 | ||
1126 | nc_status = lttng_notification_channel_unsubscribe( | |
1127 | notification_channel, dummy_condition); | |
1128 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_UNKNOWN_CONDITION, | |
1129 | "Unsubscribing from a valid unknown condition"); | |
1130 | ||
1131 | end: | |
1132 | lttng_notification_channel_destroy(notification_channel); | |
1133 | lttng_condition_destroy(dummy_invalid_condition); | |
1134 | lttng_condition_destroy(dummy_condition); | |
1135 | return; | |
1136 | } | |
1137 | ||
1138 | enum buffer_usage_type { | |
1139 | BUFFER_USAGE_TYPE_LOW, | |
1140 | BUFFER_USAGE_TYPE_HIGH, | |
1141 | }; | |
1142 | ||
1143 | static int register_buffer_usage_notify_trigger(const char *session_name, | |
1144 | const char *channel_name, | |
1145 | const enum lttng_domain_type domain_type, | |
1146 | enum buffer_usage_type buffer_usage_type, | |
1147 | double ratio, | |
1148 | struct lttng_condition **condition, | |
1149 | struct lttng_action **action, | |
1150 | struct lttng_trigger **trigger) | |
1151 | { | |
1152 | enum lttng_condition_status condition_status; | |
1153 | struct lttng_action *tmp_action = NULL; | |
1154 | struct lttng_condition *tmp_condition = NULL; | |
1155 | struct lttng_trigger *tmp_trigger = NULL; | |
1156 | int ret = 0; | |
1157 | ||
1158 | /* Set-up */ | |
1159 | tmp_action = lttng_action_notify_create(); | |
1160 | if (!action) { | |
1161 | fail("Setup error on action creation"); | |
1162 | ret = -1; | |
1163 | goto error; | |
1164 | } | |
1165 | ||
1166 | if (buffer_usage_type == BUFFER_USAGE_TYPE_LOW) { | |
1167 | tmp_condition = lttng_condition_buffer_usage_low_create(); | |
1168 | } else { | |
1169 | tmp_condition = lttng_condition_buffer_usage_high_create(); | |
1170 | } | |
1171 | ||
1172 | if (!tmp_condition) { | |
1173 | fail("Setup error on condition creation"); | |
1174 | ret = -1; | |
1175 | goto error; | |
1176 | } | |
1177 | ||
1178 | /* Set the buffer usage threashold */ | |
1179 | condition_status = lttng_condition_buffer_usage_set_threshold_ratio( | |
1180 | tmp_condition, ratio); | |
1181 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
1182 | fail("Setup error on condition creation"); | |
1183 | ret = -1; | |
1184 | goto error; | |
1185 | } | |
1186 | ||
1187 | ret = setup_buffer_usage_condition(tmp_condition, "condition_name", | |
1188 | session_name, channel_name, domain_type); | |
1189 | if (ret) { | |
1190 | fail("Setup error on condition creation"); | |
1191 | ret = -1; | |
1192 | goto error; | |
1193 | } | |
1194 | ||
1195 | /* Register the triggers for condition */ | |
1196 | tmp_trigger = lttng_trigger_create(tmp_condition, tmp_action); | |
1197 | if (!tmp_trigger) { | |
1198 | fail("Setup error on trigger creation"); | |
1199 | ret = -1; | |
1200 | goto error; | |
1201 | } | |
1202 | ||
1203 | ret = lttng_register_trigger(tmp_trigger); | |
1204 | if (ret) { | |
1205 | fail("Setup error on trigger registration"); | |
1206 | ret = -1; | |
1207 | goto error; | |
1208 | } | |
1209 | ||
1210 | *condition = tmp_condition; | |
1211 | *trigger = tmp_trigger; | |
1212 | *action = tmp_action; | |
1213 | goto end; | |
1214 | ||
1215 | error: | |
1216 | lttng_action_destroy(tmp_action); | |
1217 | lttng_condition_destroy(tmp_condition); | |
1218 | lttng_trigger_destroy(tmp_trigger); | |
1219 | ||
1220 | end: | |
1221 | return ret; | |
1222 | } | |
1223 | ||
1224 | static void test_subscription_twice(const char *session_name, | |
1225 | const char *channel_name, | |
1226 | const enum lttng_domain_type domain_type) | |
1227 | { | |
1228 | int ret = 0; | |
1229 | enum lttng_notification_channel_status nc_status; | |
1230 | ||
1231 | struct lttng_action *action = NULL; | |
1232 | struct lttng_notification_channel *notification_channel = NULL; | |
1233 | struct lttng_trigger *trigger = NULL; | |
1234 | ||
1235 | struct lttng_condition *condition = NULL; | |
1236 | ||
1237 | ret = register_buffer_usage_notify_trigger(session_name, channel_name, | |
1238 | domain_type, BUFFER_USAGE_TYPE_LOW, 0.99, &condition, | |
1239 | &action, &trigger); | |
1240 | if (ret) { | |
1241 | fail("Setup error on trigger registration"); | |
1242 | goto end; | |
1243 | } | |
1244 | ||
1245 | /* Begin testing. */ | |
1246 | notification_channel = lttng_notification_channel_create( | |
1247 | lttng_session_daemon_notification_endpoint); | |
1248 | ok(notification_channel, "Notification channel object creation"); | |
1249 | if (!notification_channel) { | |
1250 | goto end; | |
1251 | } | |
1252 | ||
1253 | /* Subscribe a valid condition. */ | |
1254 | nc_status = lttng_notification_channel_subscribe( | |
1255 | notification_channel, condition); | |
1256 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1257 | "Subscribe to condition"); | |
1258 | ||
1259 | /* Subscribing again should fail. */ | |
1260 | nc_status = lttng_notification_channel_subscribe( | |
1261 | notification_channel, condition); | |
1262 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_ALREADY_SUBSCRIBED, | |
1263 | "Subscribe to a condition for which subscription was already done"); | |
1264 | ||
1265 | end: | |
1266 | lttng_unregister_trigger(trigger); | |
1267 | lttng_trigger_destroy(trigger); | |
1268 | lttng_notification_channel_destroy(notification_channel); | |
1269 | lttng_action_destroy(action); | |
1270 | lttng_condition_destroy(condition); | |
1271 | } | |
1272 | ||
1273 | static void test_buffer_usage_notification_channel(const char *session_name, | |
1274 | const char *channel_name, | |
1275 | const enum lttng_domain_type domain_type, | |
1276 | const char **argv) | |
1277 | { | |
1278 | int ret = 0; | |
1279 | enum lttng_notification_channel_status nc_status; | |
1280 | ||
1281 | struct lttng_action *low_action = NULL; | |
1282 | struct lttng_action *high_action = NULL; | |
1283 | struct lttng_notification *notification = NULL; | |
1284 | struct lttng_notification_channel *notification_channel = NULL; | |
1285 | struct lttng_trigger *low_trigger = NULL; | |
1286 | struct lttng_trigger *high_trigger = NULL; | |
1287 | ||
1288 | struct lttng_condition *low_condition = NULL; | |
1289 | struct lttng_condition *high_condition = NULL; | |
1290 | ||
1291 | double low_ratio = 0.0; | |
1292 | /* This is not 99 since we can end up in scenario where an event is | |
1293 | * bigger than 1% of the buffer and hence the buffer ratio will never | |
1294 | * trigger since the event will always be discarder by the tracer. | |
1295 | */ | |
1296 | ||
1297 | double high_ratio = 0.90; | |
1298 | ||
1299 | ret = register_buffer_usage_notify_trigger(session_name, channel_name, | |
1300 | domain_type, BUFFER_USAGE_TYPE_LOW, low_ratio, | |
1301 | &low_condition, &low_action, &low_trigger); | |
1302 | if (ret) { | |
1303 | fail("Setup error on low trigger registration"); | |
1304 | goto end; | |
1305 | } | |
1306 | ||
1307 | ret = register_buffer_usage_notify_trigger(session_name, channel_name, | |
1308 | domain_type, BUFFER_USAGE_TYPE_HIGH, high_ratio, | |
1309 | &high_condition, &high_action, &high_trigger); | |
1310 | if (ret) { | |
1311 | fail("Setup error on high trigger registration"); | |
1312 | goto end; | |
1313 | } | |
1314 | ||
1315 | /* Begin testing */ | |
1316 | notification_channel = lttng_notification_channel_create( | |
1317 | lttng_session_daemon_notification_endpoint); | |
1318 | ok(notification_channel, "Notification channel object creation"); | |
1319 | if (!notification_channel) { | |
1320 | goto end; | |
1321 | } | |
1322 | ||
1323 | /* Subscribe a valid low condition */ | |
1324 | nc_status = lttng_notification_channel_subscribe( | |
1325 | notification_channel, low_condition); | |
1326 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1327 | "Subscribe to low condition"); | |
1328 | ||
1329 | /* Subscribe a valid high condition */ | |
1330 | nc_status = lttng_notification_channel_subscribe( | |
1331 | notification_channel, high_condition); | |
1332 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1333 | "Subscribe to high condition"); | |
1334 | ||
1335 | resume_application(); | |
1336 | ||
1337 | /* Wait for notification to happen */ | |
1338 | stop_consumer(argv); | |
1339 | lttng_start_tracing(session_name); | |
1340 | ||
1341 | /* Wait for high notification */ | |
1342 | nc_status = lttng_notification_channel_get_next_notification( | |
1343 | notification_channel, ¬ification); | |
1344 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && | |
1345 | lttng_condition_get_type(lttng_notification_get_condition( | |
1346 | notification)) == | |
1347 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH, | |
1348 | "High notification received after intermediary communication"); | |
1349 | lttng_notification_destroy(notification); | |
1350 | notification = NULL; | |
1351 | ||
1352 | suspend_application(); | |
1353 | lttng_stop_tracing_no_wait(session_name); | |
1354 | resume_consumer(argv); | |
1355 | wait_data_pending(session_name); | |
1356 | ||
1357 | /* | |
1358 | * Test that communication still work even if there is notification | |
1359 | * waiting for consumption. | |
1360 | */ | |
1361 | ||
1362 | nc_status = lttng_notification_channel_unsubscribe( | |
1363 | notification_channel, low_condition); | |
1364 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1365 | "Unsubscribe with pending notification"); | |
1366 | ||
1367 | nc_status = lttng_notification_channel_subscribe( | |
1368 | notification_channel, low_condition); | |
1369 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1370 | "Subscribe with pending notification"); | |
1371 | ||
1372 | nc_status = lttng_notification_channel_get_next_notification( | |
1373 | notification_channel, ¬ification); | |
1374 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && | |
1375 | lttng_condition_get_type(lttng_notification_get_condition( | |
1376 | notification)) == | |
1377 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW, | |
1378 | "Low notification received after intermediary communication"); | |
1379 | lttng_notification_destroy(notification); | |
1380 | notification = NULL; | |
1381 | ||
1382 | /* Stop consumer to force a high notification */ | |
1383 | stop_consumer(argv); | |
1384 | resume_application(); | |
1385 | lttng_start_tracing(session_name); | |
1386 | ||
1387 | nc_status = lttng_notification_channel_get_next_notification( | |
1388 | notification_channel, ¬ification); | |
1389 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && | |
1390 | lttng_condition_get_type(lttng_notification_get_condition( | |
1391 | notification)) == | |
1392 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH, | |
1393 | "High notification received after intermediary communication"); | |
1394 | lttng_notification_destroy(notification); | |
1395 | notification = NULL; | |
1396 | ||
1397 | suspend_application(); | |
1398 | lttng_stop_tracing_no_wait(session_name); | |
1399 | resume_consumer(argv); | |
1400 | wait_data_pending(session_name); | |
1401 | ||
1402 | nc_status = lttng_notification_channel_get_next_notification( | |
1403 | notification_channel, ¬ification); | |
1404 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && | |
1405 | lttng_condition_get_type(lttng_notification_get_condition( | |
1406 | notification)) == | |
1407 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW, | |
1408 | "Low notification received after re-subscription"); | |
1409 | lttng_notification_destroy(notification); | |
1410 | notification = NULL; | |
1411 | ||
1412 | stop_consumer(argv); | |
1413 | resume_application(); | |
1414 | /* Stop consumer to force a high notification */ | |
1415 | lttng_start_tracing(session_name); | |
1416 | ||
1417 | nc_status = lttng_notification_channel_get_next_notification( | |
1418 | notification_channel, ¬ification); | |
1419 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && | |
1420 | lttng_condition_get_type(lttng_notification_get_condition( | |
1421 | notification)) == | |
1422 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH, | |
1423 | "High notification"); | |
1424 | lttng_notification_destroy(notification); | |
1425 | notification = NULL; | |
1426 | ||
1427 | suspend_application(); | |
1428 | ||
1429 | /* Resume consumer to allow event consumption */ | |
1430 | lttng_stop_tracing_no_wait(session_name); | |
1431 | resume_consumer(argv); | |
1432 | wait_data_pending(session_name); | |
1433 | ||
1434 | nc_status = lttng_notification_channel_unsubscribe( | |
1435 | notification_channel, low_condition); | |
1436 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1437 | "Unsubscribe low condition with pending notification"); | |
1438 | ||
1439 | nc_status = lttng_notification_channel_unsubscribe( | |
1440 | notification_channel, high_condition); | |
1441 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1442 | "Unsubscribe high condition with pending notification"); | |
1443 | ||
1444 | end: | |
1445 | lttng_notification_channel_destroy(notification_channel); | |
1446 | lttng_trigger_destroy(low_trigger); | |
1447 | lttng_trigger_destroy(high_trigger); | |
1448 | lttng_action_destroy(low_action); | |
1449 | lttng_action_destroy(high_action); | |
1450 | lttng_condition_destroy(low_condition); | |
1451 | lttng_condition_destroy(high_condition); | |
1452 | } | |
1453 | ||
1454 | static void create_tracepoint_event_rule_trigger(const char *event_pattern, | |
1455 | const char *trigger_name, | |
1456 | const char *filter, | |
1457 | unsigned int exclusion_count, | |
1458 | const char **exclusions, | |
1459 | enum lttng_domain_type domain_type, | |
1460 | condition_capture_desc_cb capture_desc_cb, | |
1461 | struct lttng_condition **condition, | |
1462 | struct lttng_action **action, | |
1463 | struct lttng_trigger **trigger) | |
1464 | { | |
1465 | enum lttng_event_rule_status event_rule_status; | |
1466 | enum lttng_trigger_status trigger_status; | |
1467 | ||
1468 | struct lttng_action *tmp_action = NULL; | |
1469 | struct lttng_event_rule *event_rule = NULL; | |
1470 | struct lttng_condition *tmp_condition = NULL; | |
1471 | struct lttng_trigger *tmp_trigger = NULL; | |
1472 | int ret; | |
1473 | ||
1474 | assert(event_pattern); | |
1475 | assert(trigger_name); | |
1476 | assert(condition); | |
1477 | assert(trigger); | |
1478 | ||
1479 | event_rule = lttng_event_rule_tracepoint_create(domain_type); | |
1480 | ok(event_rule, "Tracepoint event rule object creation"); | |
1481 | ||
1482 | event_rule_status = lttng_event_rule_tracepoint_set_pattern( | |
1483 | event_rule, event_pattern); | |
1484 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
1485 | "Setting tracepoint event rule pattern: %s", | |
1486 | event_pattern); | |
1487 | ||
1488 | if (filter) { | |
1489 | event_rule_status = lttng_event_rule_tracepoint_set_filter( | |
1490 | event_rule, filter); | |
1491 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
1492 | "Setting tracepoint event rule filter: %s", | |
1493 | filter); | |
1494 | } | |
1495 | ||
1496 | if (exclusions) { | |
1497 | assert(domain_type == LTTNG_DOMAIN_UST); | |
1498 | assert(exclusion_count > 0); | |
1499 | ||
1500 | event_rule_status = lttng_event_rule_tracepoint_set_exclusions( | |
1501 | event_rule, exclusion_count, exclusions); | |
1502 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
1503 | "Setting tracepoint event rule exclusions"); | |
1504 | } | |
1505 | ||
1506 | tmp_condition = lttng_condition_event_rule_create(event_rule); | |
1507 | ok(tmp_condition, "Condition event rule object creation"); | |
1508 | /* Ownership was passed to condition */ | |
1509 | event_rule = NULL; | |
1510 | ||
1511 | if (capture_desc_cb) { | |
1512 | ret = capture_desc_cb(tmp_condition); | |
1513 | if (ret) { | |
1514 | assert("Generating the condition capture descriptor"); | |
434f8068 | 1515 | } |
5024c2ac JR |
1516 | } |
1517 | ||
1518 | tmp_action = lttng_action_notify_create(); | |
1519 | ok(tmp_action, "Action event rule object creation"); | |
1520 | ||
1521 | tmp_trigger = lttng_trigger_create(tmp_condition, tmp_action); | |
1522 | ok(tmp_trigger, "Trigger object creation %s", trigger_name); | |
1523 | ||
1524 | trigger_status = lttng_trigger_set_name(tmp_trigger, trigger_name); | |
1525 | ok(trigger_status == LTTNG_TRIGGER_STATUS_OK, | |
1526 | "Setting name to trigger %s", trigger_name); | |
1527 | ||
1528 | ret = lttng_register_trigger(tmp_trigger); | |
1529 | ok(ret == 0, "Trigger registration %s", trigger_name); | |
1530 | ||
1531 | *condition = tmp_condition; | |
1532 | *action = tmp_action; | |
1533 | *trigger = tmp_trigger; | |
1534 | ||
1535 | return; | |
1536 | } | |
1537 | ||
1538 | static struct lttng_notification *get_next_notification( | |
1539 | struct lttng_notification_channel *notification_channel) | |
1540 | { | |
1541 | struct lttng_notification *local_notification = NULL; | |
1542 | enum lttng_notification_channel_status status; | |
1543 | ||
1544 | /* Receive the next notification. */ | |
1545 | status = lttng_notification_channel_get_next_notification( | |
1546 | notification_channel, &local_notification); | |
1547 | ||
1548 | switch (status) { | |
1549 | case LTTNG_NOTIFICATION_CHANNEL_STATUS_OK: | |
1550 | break; | |
1551 | case LTTNG_NOTIFICATION_CHANNEL_STATUS_NOTIFICATIONS_DROPPED: | |
1552 | fail("Notifications have been dropped"); | |
1553 | local_notification = NULL; | |
1554 | break; | |
1555 | default: | |
1556 | /* Unhandled conditions / errors. */ | |
1557 | fail("error: Unknown notification channel status\n"); | |
1558 | local_notification = NULL; | |
1559 | break; | |
1560 | } | |
1561 | ||
1562 | return local_notification; | |
1563 | } | |
1564 | ||
1565 | static void test_tracepoint_event_rule_notification( | |
1566 | enum lttng_domain_type domain_type) | |
1567 | { | |
1568 | int i; | |
1569 | int ret; | |
1570 | enum lttng_notification_channel_status nc_status; | |
1571 | ||
1572 | struct lttng_action *action = NULL; | |
1573 | struct lttng_condition *condition = NULL; | |
1574 | struct lttng_notification_channel *notification_channel = NULL; | |
1575 | struct lttng_trigger *trigger = NULL; | |
1576 | const char *trigger_name = "my_precious"; | |
1577 | const char *pattern; | |
1578 | ||
1579 | if (domain_type == LTTNG_DOMAIN_UST) { | |
1580 | pattern = "tp:tptest"; | |
1581 | } else { | |
1582 | pattern = "lttng_test_filter_event"; | |
1583 | } | |
1584 | ||
1585 | create_tracepoint_event_rule_trigger(pattern, trigger_name, NULL, 0, | |
1586 | NULL, domain_type, NULL, &condition, &action, &trigger); | |
1587 | ||
1588 | notification_channel = lttng_notification_channel_create( | |
1589 | lttng_session_daemon_notification_endpoint); | |
1590 | ok(notification_channel, "Notification channel object creation"); | |
1591 | ||
1592 | nc_status = lttng_notification_channel_subscribe( | |
1593 | notification_channel, condition); | |
1594 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1595 | "Subscribe to tracepoint event rule condition"); | |
1596 | ||
1597 | resume_application(); | |
434f8068 | 1598 | |
5024c2ac JR |
1599 | /* Get 3 notifications */ |
1600 | for (i = 0; i < 3; i++) { | |
1601 | struct lttng_notification *notification = get_next_notification( | |
1602 | notification_channel); | |
1603 | ok(notification, "Received notification"); | |
434f8068 | 1604 | |
5024c2ac JR |
1605 | /* Error */ |
1606 | if (notification == NULL) { | |
1607 | goto end; | |
434f8068 | 1608 | } |
434f8068 | 1609 | |
5024c2ac JR |
1610 | ret = validator_notification_trigger_name(notification, trigger_name); |
1611 | lttng_notification_destroy(notification); | |
1612 | if (ret) { | |
1613 | goto end; | |
434f8068 | 1614 | } |
5024c2ac | 1615 | } |
434f8068 | 1616 | |
5024c2ac JR |
1617 | end: |
1618 | suspend_application(); | |
1619 | lttng_notification_channel_destroy(notification_channel); | |
1620 | lttng_unregister_trigger(trigger); | |
1621 | lttng_trigger_destroy(trigger); | |
1622 | lttng_action_destroy(action); | |
1623 | lttng_condition_destroy(condition); | |
1624 | return; | |
1625 | } | |
1626 | ||
1627 | static void test_tracepoint_event_rule_notification_filter( | |
1628 | enum lttng_domain_type domain_type) | |
1629 | { | |
1630 | int i; | |
1631 | enum lttng_notification_channel_status nc_status; | |
1632 | ||
1633 | struct lttng_condition *ctrl_condition = NULL, *condition = NULL; | |
1634 | struct lttng_action *ctrl_action = NULL, *action = NULL; | |
1635 | struct lttng_notification_channel *notification_channel = NULL; | |
1636 | struct lttng_trigger *ctrl_trigger = NULL, *trigger = NULL; | |
1637 | const char *ctrl_trigger_name = "control_trigger"; | |
1638 | const char *trigger_name = "trigger"; | |
1639 | const char *pattern; | |
1640 | int ctrl_count = 0, count = 0; | |
1641 | ||
1642 | if (domain_type == LTTNG_DOMAIN_UST) { | |
1643 | pattern = "tp:tptest"; | |
1644 | } else { | |
1645 | pattern = "lttng_test_filter_event"; | |
1646 | } | |
1647 | ||
1648 | notification_channel = lttng_notification_channel_create( | |
1649 | lttng_session_daemon_notification_endpoint); | |
1650 | ok(notification_channel, "Notification channel object creation"); | |
1651 | ||
1652 | create_tracepoint_event_rule_trigger(pattern, ctrl_trigger_name, NULL, | |
1653 | 0, NULL, domain_type, NULL, &ctrl_condition, | |
1654 | &ctrl_action, &ctrl_trigger); | |
1655 | ||
1656 | nc_status = lttng_notification_channel_subscribe( | |
1657 | notification_channel, ctrl_condition); | |
1658 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1659 | "Subscribe to tracepoint event rule condition"); | |
1660 | ||
1661 | /* | |
1662 | * Attach a filter expression to get notification only if the | |
1663 | * `intfield` is even. | |
1664 | */ | |
1665 | create_tracepoint_event_rule_trigger(pattern, trigger_name, | |
1666 | "(intfield & 1) == 0", 0, NULL, domain_type, NULL, | |
1667 | &condition, &action, &trigger); | |
1668 | ||
1669 | nc_status = lttng_notification_channel_subscribe( | |
1670 | notification_channel, condition); | |
1671 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1672 | "Subscribe to tracepoint event rule condition"); | |
1673 | ||
1674 | /* | |
1675 | * We registered 2 notifications triggers, one with a filter and one | |
1676 | * without (control). The one with a filter will only fired when the | |
1677 | * `intfield` is a multiple of 2. We should get two times as many | |
1678 | * control notifications as filter notifications. | |
1679 | */ | |
1680 | resume_application(); | |
1681 | ||
1682 | /* | |
1683 | * Get 3 notifications. We should get 1 for the regular trigger (with | |
1684 | * the filter) and 2 from the control trigger. This works whatever | |
1685 | * the order we receive the notifications. | |
1686 | */ | |
1687 | for (i = 0; i < 3; i++) { | |
1688 | const char *name; | |
1689 | struct lttng_notification *notification = get_next_notification( | |
1690 | notification_channel); | |
1691 | ok(notification, "Received notification"); | |
1692 | ||
1693 | /* Error */ | |
1694 | if (notification == NULL) { | |
1695 | goto end; | |
434f8068 JR |
1696 | } |
1697 | ||
5024c2ac JR |
1698 | name = get_notification_trigger_name(notification); |
1699 | if (name == NULL) { | |
1700 | lttng_notification_destroy(notification); | |
1701 | goto end; | |
434f8068 JR |
1702 | } |
1703 | ||
5024c2ac JR |
1704 | if (strcmp(ctrl_trigger_name, name) == 0) { |
1705 | ctrl_count++; | |
1706 | } else if (strcmp(trigger_name, name) == 0) { | |
1707 | count++; | |
434f8068 | 1708 | } |
5024c2ac JR |
1709 | lttng_notification_destroy(notification); |
1710 | } | |
1711 | ok(ctrl_count / 2 == count, | |
1712 | "Get twice as many control notif as of regular notif"); | |
434f8068 | 1713 | |
5024c2ac JR |
1714 | end: |
1715 | suspend_application(); | |
1716 | lttng_unregister_trigger(trigger); | |
1717 | lttng_unregister_trigger(ctrl_trigger); | |
1718 | lttng_notification_channel_destroy(notification_channel); | |
1719 | lttng_trigger_destroy(trigger); | |
1720 | lttng_trigger_destroy(ctrl_trigger); | |
1721 | lttng_condition_destroy(condition); | |
1722 | lttng_condition_destroy(ctrl_condition); | |
1723 | lttng_action_destroy(action); | |
1724 | lttng_action_destroy(ctrl_action); | |
1725 | return; | |
1726 | } | |
434f8068 | 1727 | |
5024c2ac JR |
1728 | static void test_tracepoint_event_rule_notification_exclusion( |
1729 | enum lttng_domain_type domain_type) | |
1730 | { | |
1731 | enum lttng_notification_channel_status nc_status; | |
1732 | struct lttng_condition *ctrl_condition = NULL, *condition = NULL; | |
1733 | struct lttng_action *ctrl_action = NULL, *action = NULL; | |
1734 | struct lttng_notification_channel *notification_channel = NULL; | |
1735 | struct lttng_trigger *ctrl_trigger = NULL, *trigger = NULL; | |
1736 | const char *ctrl_trigger_name = "control_exclusion_trigger"; | |
1737 | const char *trigger_name = "exclusion_trigger"; | |
1738 | const char *pattern = "tp:tptest*"; | |
1739 | const char *exclusions[4] = { | |
1740 | "tp:tptest2", "tp:tptest3", "tp:tptest4", "tp:tptest5"}; | |
1741 | int ctrl_count = 0, count = 0; | |
1742 | int i; | |
1743 | ||
1744 | notification_channel = lttng_notification_channel_create( | |
1745 | lttng_session_daemon_notification_endpoint); | |
1746 | ok(notification_channel, "Notification channel object creation"); | |
434f8068 | 1747 | |
5024c2ac JR |
1748 | create_tracepoint_event_rule_trigger(pattern, ctrl_trigger_name, NULL, |
1749 | 0, NULL, domain_type, NULL, &ctrl_condition, | |
1750 | &ctrl_action, &ctrl_trigger); | |
434f8068 | 1751 | |
5024c2ac JR |
1752 | nc_status = lttng_notification_channel_subscribe( |
1753 | notification_channel, ctrl_condition); | |
1754 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1755 | "Subscribe to tracepoint event rule condition"); | |
434f8068 | 1756 | |
5024c2ac JR |
1757 | create_tracepoint_event_rule_trigger(pattern, trigger_name, NULL, 4, |
1758 | exclusions, domain_type, NULL, &condition, &action, | |
1759 | &trigger); | |
434f8068 | 1760 | |
5024c2ac JR |
1761 | nc_status = lttng_notification_channel_subscribe( |
1762 | notification_channel, condition); | |
1763 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1764 | "Subscribe to tracepoint event rule condition"); | |
1765 | ||
1766 | /* | |
1767 | * We registered 2 notifications triggers, one with an exclusion and | |
1768 | * one without (control). | |
1769 | * - The trigger with an exclusion will fire once every iteration. | |
1770 | * - The trigger without an exclusion will fire 5 times every | |
1771 | * iteration. | |
1772 | * | |
1773 | * We should get 5 times as many notifications from the control | |
1774 | * trigger. | |
1775 | */ | |
1776 | resume_application(); | |
1777 | ||
1778 | /* | |
1779 | * Get 6 notifications. We should get 1 for the regular trigger (with | |
1780 | * the exclusion) and 5 from the control trigger. This works whatever | |
1781 | * the order we receive the notifications. | |
1782 | */ | |
1783 | for (i = 0; i < 6; i++) { | |
1784 | const char *name; | |
1785 | struct lttng_notification *notification = get_next_notification( | |
1786 | notification_channel); | |
1787 | ok(notification, "Received notification"); | |
1788 | ||
1789 | /* Error */ | |
1790 | if (notification == NULL) { | |
1791 | goto end; | |
434f8068 JR |
1792 | } |
1793 | ||
5024c2ac JR |
1794 | name = get_notification_trigger_name(notification); |
1795 | if (name == NULL) { | |
1796 | lttng_notification_destroy(notification); | |
1797 | goto end; | |
1798 | } | |
1799 | ||
1800 | if (strcmp(ctrl_trigger_name, name) == 0) { | |
1801 | ctrl_count++; | |
1802 | } else if (strcmp(trigger_name, name) == 0) { | |
1803 | count++; | |
1804 | } | |
1805 | lttng_notification_destroy(notification); | |
434f8068 | 1806 | } |
5024c2ac JR |
1807 | ok(ctrl_count / 5 == count, |
1808 | "Got 5 times as many control notif as of regular notif"); | |
434f8068 JR |
1809 | |
1810 | end: | |
5024c2ac JR |
1811 | suspend_application(); |
1812 | lttng_unregister_trigger(trigger); | |
1813 | lttng_unregister_trigger(ctrl_trigger); | |
1814 | lttng_notification_channel_destroy(notification_channel); | |
1815 | lttng_trigger_destroy(trigger); | |
1816 | lttng_trigger_destroy(ctrl_trigger); | |
1817 | lttng_condition_destroy(condition); | |
1818 | lttng_condition_destroy(ctrl_condition); | |
434f8068 | 1819 | lttng_action_destroy(action); |
5024c2ac JR |
1820 | lttng_action_destroy(ctrl_action); |
1821 | return; | |
434f8068 JR |
1822 | } |
1823 | ||
5024c2ac JR |
1824 | static void test_kprobe_event_rule_notification( |
1825 | enum lttng_domain_type domain_type) | |
ff2b03c8 | 1826 | { |
5024c2ac JR |
1827 | enum lttng_notification_channel_status nc_status; |
1828 | enum lttng_event_rule_status event_rule_status; | |
1829 | enum lttng_trigger_status trigger_status; | |
ff2b03c8 | 1830 | |
5024c2ac JR |
1831 | struct lttng_notification_channel *notification_channel = NULL; |
1832 | struct lttng_condition *condition = NULL; | |
1833 | struct lttng_event_rule *event_rule = NULL; | |
1834 | struct lttng_action *action = NULL; | |
1835 | struct lttng_trigger *trigger = NULL; | |
1836 | const char *trigger_name = "kprobe_trigger"; | |
1837 | const char *symbol_name = "_do_fork"; | |
1838 | int i, ret; | |
1839 | ||
1840 | action = lttng_action_notify_create(); | |
1841 | if (!action) { | |
1842 | fail("Setup error on action creation"); | |
1843 | goto end; | |
1844 | } | |
1845 | ||
1846 | notification_channel = lttng_notification_channel_create( | |
1847 | lttng_session_daemon_notification_endpoint); | |
1848 | ok(notification_channel, "Notification channel object creation"); | |
1849 | ||
1850 | event_rule = lttng_event_rule_kprobe_create(); | |
1851 | ok(event_rule, "kprobe event rule object creation"); | |
1852 | ||
1853 | event_rule_status = lttng_event_rule_kprobe_set_source( | |
1854 | event_rule, symbol_name); | |
1855 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
1856 | "Setting kprobe event rule source: %s", symbol_name); | |
1857 | ||
1858 | event_rule_status = lttng_event_rule_kprobe_set_name( | |
1859 | event_rule, trigger_name); | |
1860 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
1861 | "Setting kprobe event rule name: %s", trigger_name); | |
1862 | ||
1863 | condition = lttng_condition_event_rule_create(event_rule); | |
1864 | ok(condition, "Condition event rule object creation"); | |
1865 | ||
1866 | /* Register the triggers for condition */ | |
1867 | trigger = lttng_trigger_create(condition, action); | |
1868 | if (!trigger) { | |
1869 | fail("Setup error on trigger creation"); | |
1870 | goto end; | |
1871 | } | |
1872 | ||
1873 | trigger_status = lttng_trigger_set_name(trigger, trigger_name); | |
1874 | ok(trigger_status == LTTNG_TRIGGER_STATUS_OK, | |
1875 | "Setting name to trigger %s", trigger_name); | |
1876 | ||
1877 | ret = lttng_register_trigger(trigger); | |
1878 | if (ret) { | |
1879 | fail("Setup error on trigger registration"); | |
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 < 3; i++) { | |
1891 | struct lttng_notification *notification = get_next_notification( | |
1892 | notification_channel); | |
1893 | ok(notification, "Received notification"); | |
1894 | ||
1895 | /* Error */ | |
1896 | if (notification == NULL) { | |
1897 | goto end; | |
1898 | } | |
1899 | ||
1900 | ret = validator_notification_trigger_name(notification, trigger_name); | |
1901 | lttng_notification_destroy(notification); | |
1902 | if (ret) { | |
1903 | goto end; | |
1904 | } | |
1905 | } | |
1906 | ||
1907 | end: | |
1908 | suspend_application(); | |
1909 | lttng_notification_channel_destroy(notification_channel); | |
1910 | lttng_unregister_trigger(trigger); | |
1911 | lttng_trigger_destroy(trigger); | |
1912 | lttng_action_destroy(action); | |
1913 | lttng_condition_destroy(condition); | |
1914 | return; | |
ff2b03c8 JG |
1915 | } |
1916 | ||
5024c2ac JR |
1917 | static void test_uprobe_event_rule_notification( |
1918 | enum lttng_domain_type domain_type, | |
1919 | const char *testapp_path, | |
1920 | const char *test_symbol_name) | |
434f8068 | 1921 | { |
434f8068 | 1922 | enum lttng_notification_channel_status nc_status; |
5024c2ac JR |
1923 | enum lttng_event_rule_status event_rule_status; |
1924 | enum lttng_trigger_status trigger_status; | |
434f8068 | 1925 | |
434f8068 | 1926 | struct lttng_notification_channel *notification_channel = NULL; |
5024c2ac JR |
1927 | struct lttng_userspace_probe_location *probe_location = NULL; |
1928 | struct lttng_userspace_probe_location_lookup_method *lookup_method = | |
1929 | NULL; | |
1930 | struct lttng_condition *condition = NULL; | |
1931 | struct lttng_event_rule *event_rule = NULL; | |
1932 | struct lttng_action *action = NULL; | |
434f8068 | 1933 | struct lttng_trigger *trigger = NULL; |
5024c2ac JR |
1934 | const char *trigger_name = "uprobe_trigger"; |
1935 | int i, ret; | |
434f8068 | 1936 | |
434f8068 JR |
1937 | action = lttng_action_notify_create(); |
1938 | if (!action) { | |
1939 | fail("Setup error on action creation"); | |
1940 | goto end; | |
1941 | } | |
1942 | ||
5024c2ac JR |
1943 | lookup_method = lttng_userspace_probe_location_lookup_method_function_elf_create(); |
1944 | if (!lookup_method) { | |
1945 | fail("Setup error on userspace probe lookup method creation"); | |
434f8068 JR |
1946 | goto end; |
1947 | } | |
1948 | ||
5024c2ac JR |
1949 | probe_location = lttng_userspace_probe_location_function_create( |
1950 | testapp_path, test_symbol_name, lookup_method); | |
1951 | if (!probe_location) { | |
1952 | fail("Setup error on userspace probe location creation"); | |
434f8068 | 1953 | goto end; |
434f8068 | 1954 | } |
5024c2ac JR |
1955 | |
1956 | notification_channel = lttng_notification_channel_create( | |
1957 | lttng_session_daemon_notification_endpoint); | |
1958 | ok(notification_channel, "Notification channel object creation"); | |
1959 | ||
1960 | event_rule = lttng_event_rule_uprobe_create(); | |
1961 | ok(event_rule, "kprobe event rule object creation"); | |
1962 | ||
1963 | event_rule_status = lttng_event_rule_uprobe_set_location( | |
1964 | event_rule, probe_location); | |
1965 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
1966 | "Setting uprobe event rule location"); | |
1967 | ||
1968 | event_rule_status = lttng_event_rule_uprobe_set_name( | |
1969 | event_rule, trigger_name); | |
1970 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
1971 | "Setting uprobe event rule name: %s", trigger_name); | |
1972 | ||
1973 | condition = lttng_condition_event_rule_create(event_rule); | |
1974 | ok(condition, "Condition event rule object creation"); | |
1975 | ||
1976 | /* Register the triggers for condition */ | |
1977 | trigger = lttng_trigger_create(condition, action); | |
1978 | if (!trigger) { | |
1979 | fail("Setup error on trigger creation"); | |
434f8068 JR |
1980 | goto end; |
1981 | } | |
1982 | ||
5024c2ac JR |
1983 | trigger_status = lttng_trigger_set_name(trigger, trigger_name); |
1984 | ok(trigger_status == LTTNG_TRIGGER_STATUS_OK, | |
1985 | "Setting name to trigger %s", trigger_name); | |
1986 | ||
1987 | ret = lttng_register_trigger(trigger); | |
1988 | if (ret) { | |
1989 | fail("Setup error on trigger registration"); | |
434f8068 JR |
1990 | goto end; |
1991 | } | |
5024c2ac JR |
1992 | |
1993 | nc_status = lttng_notification_channel_subscribe( | |
1994 | notification_channel, condition); | |
1995 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1996 | "Subscribe to tracepoint event rule condition"); | |
1997 | ||
1998 | resume_application(); | |
1999 | ||
2000 | for (i = 0; i < 3; i++) { | |
2001 | struct lttng_notification *notification = get_next_notification( | |
2002 | notification_channel); | |
2003 | ok(notification, "Received notification"); | |
2004 | ||
2005 | /* Error */ | |
2006 | if (notification == NULL) { | |
2007 | goto end; | |
2008 | } | |
2009 | ||
2010 | ret = validator_notification_trigger_name(notification, trigger_name); | |
2011 | lttng_notification_destroy(notification); | |
2012 | if (ret) { | |
2013 | goto end; | |
2014 | } | |
434f8068 | 2015 | } |
5024c2ac JR |
2016 | end: |
2017 | suspend_application(); | |
2018 | lttng_notification_channel_destroy(notification_channel); | |
2019 | lttng_unregister_trigger(trigger); | |
2020 | lttng_trigger_destroy(trigger); | |
2021 | lttng_action_destroy(action); | |
2022 | lttng_condition_destroy(condition); | |
2023 | return; | |
2024 | } | |
2025 | ||
2026 | static void test_syscall_event_rule_notification( | |
2027 | enum lttng_domain_type domain_type) | |
2028 | { | |
2029 | enum lttng_notification_channel_status nc_status; | |
2030 | enum lttng_event_rule_status event_rule_status; | |
2031 | enum lttng_trigger_status trigger_status; | |
2032 | ||
2033 | struct lttng_notification_channel *notification_channel = NULL; | |
2034 | struct lttng_condition *condition = NULL; | |
2035 | struct lttng_event_rule *event_rule = NULL; | |
2036 | struct lttng_action *action = NULL; | |
2037 | struct lttng_trigger *trigger = NULL; | |
2038 | const char *trigger_name = "syscall_trigger"; | |
2039 | const char *syscall_name = "openat"; | |
2040 | int i, ret; | |
2041 | ||
2042 | action = lttng_action_notify_create(); | |
2043 | if (!action) { | |
2044 | fail("Setup error on action creation"); | |
434f8068 JR |
2045 | goto end; |
2046 | } | |
2047 | ||
5024c2ac JR |
2048 | notification_channel = lttng_notification_channel_create( |
2049 | lttng_session_daemon_notification_endpoint); | |
2050 | ok(notification_channel, "Notification channel object creation"); | |
434f8068 | 2051 | |
5024c2ac JR |
2052 | event_rule = lttng_event_rule_syscall_create(); |
2053 | ok(event_rule, "syscall event rule object creation"); | |
434f8068 | 2054 | |
5024c2ac JR |
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); | |
434f8068 | 2059 | |
5024c2ac JR |
2060 | condition = lttng_condition_event_rule_create(event_rule); |
2061 | ok(condition, "Condition event rule object creation"); | |
434f8068 | 2062 | |
5024c2ac JR |
2063 | /* Register the triggers for condition */ |
2064 | trigger = lttng_trigger_create(condition, action); | |
2065 | if (!trigger) { | |
2066 | fail("Setup error on trigger creation"); | |
434f8068 JR |
2067 | goto end; |
2068 | } | |
2069 | ||
5024c2ac JR |
2070 | trigger_status = lttng_trigger_set_name(trigger, trigger_name); |
2071 | ok(trigger_status == LTTNG_TRIGGER_STATUS_OK, | |
2072 | "Setting name to trigger %s", trigger_name); | |
2073 | ||
2074 | ret = lttng_register_trigger(trigger); | |
2075 | if (ret) { | |
2076 | fail("Setup error on trigger registration"); | |
434f8068 JR |
2077 | goto end; |
2078 | } | |
5024c2ac JR |
2079 | |
2080 | nc_status = lttng_notification_channel_subscribe( | |
2081 | notification_channel, condition); | |
2082 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
2083 | "Subscribe to tracepoint event rule condition"); | |
2084 | ||
2085 | resume_application(); | |
2086 | ||
2087 | for (i = 0; i < 3; i++) { | |
2088 | struct lttng_notification *notification = get_next_notification( | |
2089 | notification_channel); | |
2090 | ok(notification, "Received notification"); | |
2091 | ||
2092 | /* Error */ | |
2093 | if (notification == NULL) { | |
2094 | goto end; | |
2095 | } | |
2096 | ||
2097 | ret = validator_notification_trigger_name(notification, trigger_name); | |
2098 | lttng_notification_destroy(notification); | |
2099 | if (ret) { | |
2100 | goto end; | |
2101 | } | |
434f8068 | 2102 | } |
5024c2ac JR |
2103 | end: |
2104 | suspend_application(); | |
2105 | lttng_notification_channel_destroy(notification_channel); | |
2106 | lttng_unregister_trigger(trigger); | |
2107 | lttng_trigger_destroy(trigger); | |
2108 | lttng_action_destroy(action); | |
2109 | lttng_condition_destroy(condition); | |
2110 | return; | |
2111 | } | |
2112 | ||
2113 | static void test_syscall_event_rule_notification_filter( | |
2114 | enum lttng_domain_type domain_type) | |
2115 | { | |
2116 | enum lttng_notification_channel_status nc_status; | |
2117 | enum lttng_event_rule_status event_rule_status; | |
2118 | enum lttng_trigger_status trigger_status; | |
2119 | ||
2120 | struct lttng_notification_channel *notification_channel = NULL; | |
2121 | struct lttng_condition *condition = NULL; | |
2122 | struct lttng_event_rule *event_rule = NULL; | |
2123 | struct lttng_action *action = NULL; | |
2124 | struct lttng_trigger *trigger = NULL; | |
2125 | const char *trigger_name = "syscall_trigger"; | |
2126 | const char *syscall_name = "openat"; | |
2127 | int i, ret; | |
2128 | ||
2129 | action = lttng_action_notify_create(); | |
2130 | if (!action) { | |
2131 | fail("Setup error on action creation"); | |
434f8068 JR |
2132 | goto end; |
2133 | } | |
2134 | ||
5024c2ac JR |
2135 | notification_channel = lttng_notification_channel_create( |
2136 | lttng_session_daemon_notification_endpoint); | |
2137 | ok(notification_channel, "Notification channel object creation"); | |
2138 | ||
2139 | event_rule = lttng_event_rule_syscall_create(); | |
2140 | ok(event_rule, "syscall event rule object creation"); | |
2141 | ||
2142 | event_rule_status = lttng_event_rule_syscall_set_pattern( | |
2143 | event_rule, syscall_name); | |
2144 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
2145 | "Setting syscall event rule pattern: %s", syscall_name); | |
2146 | ||
2147 | event_rule_status = lttng_event_rule_syscall_set_filter( | |
2148 | event_rule, "filename==\"/proc/cpuinfo\""); | |
2149 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
2150 | "Setting syscall event rule pattern: %s", syscall_name); | |
2151 | ||
2152 | condition = lttng_condition_event_rule_create(event_rule); | |
2153 | ok(condition, "Condition event rule object creation"); | |
2154 | ||
2155 | /* Register the triggers for condition */ | |
2156 | trigger = lttng_trigger_create(condition, action); | |
434f8068 | 2157 | if (!trigger) { |
5024c2ac | 2158 | fail("Setup error on trigger creation"); |
434f8068 JR |
2159 | goto end; |
2160 | } | |
2161 | ||
5024c2ac JR |
2162 | trigger_status = lttng_trigger_set_name(trigger, trigger_name); |
2163 | ok(trigger_status == LTTNG_TRIGGER_STATUS_OK, | |
2164 | "Setting name to trigger %s", trigger_name); | |
2165 | ||
434f8068 JR |
2166 | ret = lttng_register_trigger(trigger); |
2167 | if (ret) { | |
5024c2ac | 2168 | fail("Setup error on trigger registration"); |
434f8068 JR |
2169 | goto end; |
2170 | } | |
2171 | ||
5024c2ac JR |
2172 | nc_status = lttng_notification_channel_subscribe( |
2173 | notification_channel, condition); | |
2174 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
2175 | "Subscribe to tracepoint event rule condition"); | |
2176 | ||
2177 | resume_application(); | |
2178 | ||
2179 | for (i = 0; i < 3; i++) { | |
2180 | struct lttng_notification *notification = get_next_notification( | |
2181 | notification_channel); | |
2182 | ok(notification, "Received notification"); | |
2183 | ||
2184 | /* Error */ | |
2185 | if (notification == NULL) { | |
2186 | goto end; | |
2187 | } | |
2188 | ||
2189 | ret = validator_notification_trigger_name(notification, trigger_name); | |
2190 | lttng_notification_destroy(notification); | |
2191 | if (ret) { | |
2192 | goto end; | |
2193 | } | |
2194 | } | |
2195 | ||
2196 | end: | |
2197 | suspend_application(); | |
2198 | lttng_unregister_trigger(trigger); | |
2199 | lttng_notification_channel_destroy(notification_channel); | |
434f8068 | 2200 | lttng_trigger_destroy(trigger); |
5024c2ac JR |
2201 | lttng_condition_destroy(condition); |
2202 | return; | |
2203 | } | |
434f8068 | 2204 | |
5024c2ac JR |
2205 | static int generate_capture_descr(struct lttng_condition *condition) |
2206 | { | |
2207 | int ret; | |
2208 | struct lttng_event_expr *expr = NULL; | |
2209 | unsigned int basic_field_size; | |
2210 | enum lttng_condition_status cond_status; | |
2211 | ||
2212 | basic_field_size = sizeof(test_capture_base_fields) / sizeof(*test_capture_base_fields); | |
2213 | for (int i = 0; i < basic_field_size; i++) { | |
2214 | ||
2215 | diag("Adding capture descriptor \"%s\"", test_capture_base_fields[i].field_name); | |
2216 | ||
2217 | switch (test_capture_base_fields[i].field_type) { | |
2218 | case FIELD_TYPE_PAYLOAD: | |
2219 | expr = lttng_event_expr_event_payload_field_create( | |
2220 | test_capture_base_fields[i].field_name); | |
2221 | break; | |
2222 | case FIELD_TYPE_CONTEXT: | |
2223 | expr = lttng_event_expr_channel_context_field_create( | |
2224 | test_capture_base_fields[i].field_name); | |
2225 | break; | |
2226 | case FIELD_TYPE_ARRAY_FIELD: | |
2227 | { | |
2228 | int nb_matches; | |
2229 | unsigned int index; | |
2230 | char field_name[256]; | |
2231 | struct lttng_event_expr *array_expr = NULL; | |
2232 | nb_matches = sscanf(test_capture_base_fields[i].field_name, | |
2233 | "%[^[][%u]", field_name, &index); | |
2234 | if (nb_matches != 2) { | |
2235 | ret = 1; | |
2236 | goto end; | |
2237 | } | |
2238 | array_expr = lttng_event_expr_event_payload_field_create( | |
2239 | field_name); | |
2240 | ||
2241 | expr = lttng_event_expr_array_field_element_create( | |
2242 | array_expr, index); | |
2243 | break; | |
2244 | } | |
2245 | case FIELD_TYPE_APP_CONTEXT: | |
2246 | fail("Application context not tested yet."); | |
2247 | default: | |
2248 | ret = 1; | |
2249 | goto end; | |
2250 | } | |
2251 | if (expr == NULL) { | |
2252 | fail("Creating capture expression"); | |
2253 | ret = -1; | |
2254 | goto end; | |
2255 | } | |
2256 | cond_status = lttng_condition_event_rule_append_capture_descriptor( | |
2257 | condition, expr); | |
2258 | if (cond_status != LTTNG_CONDITION_STATUS_OK) { | |
2259 | fail("Appending capture_descriptor"); | |
2260 | ret = -1; | |
2261 | lttng_event_expr_destroy(expr); | |
2262 | goto end; | |
2263 | } | |
434f8068 JR |
2264 | } |
2265 | ||
5024c2ac JR |
2266 | ret = 0; |
2267 | ||
2268 | end: | |
2269 | return ret; | |
2270 | } | |
2271 | ||
2272 | static int validator_notification_trigger_capture( | |
2273 | enum lttng_domain_type domain, | |
2274 | struct lttng_notification *notification, | |
2275 | const int iteration) | |
2276 | { | |
2277 | int ret; | |
2278 | unsigned int capture_count, i; | |
2279 | enum lttng_evaluation_status evaluation_status; | |
2280 | enum lttng_event_field_value_status event_field_value_status; | |
2281 | const struct lttng_evaluation *evaluation; | |
2282 | const struct lttng_event_field_value *captured_fields; | |
2283 | bool at_least_one_error = false; | |
2284 | ||
2285 | evaluation = lttng_notification_get_evaluation(notification); | |
2286 | if (evaluation == NULL) { | |
2287 | fail("lttng_notification_get_evaluation"); | |
2288 | ret = 1; | |
434f8068 JR |
2289 | goto end; |
2290 | } | |
2291 | ||
5024c2ac JR |
2292 | /* TODO: it seems weird that lttng_evaluation_get_captured_values return |
2293 | * INVALID if no capture were present. might be better to return | |
2294 | * something with more meaning. Another question is how we link the | |
2295 | * notion of capture and the descriptor from the perspective of a | |
2296 | * client. Is it really invalid to ask for captured value when there might | |
2297 | * not be any? | |
2298 | */ | |
2299 | evaluation_status = lttng_evaluation_get_captured_values(evaluation, &captured_fields); | |
2300 | if (evaluation_status != LTTNG_EVALUATION_STATUS_OK) { | |
2301 | diag("lttng_evaluation_get_captured_values"); | |
2302 | ret = 1; | |
434f8068 JR |
2303 | goto end; |
2304 | } | |
2305 | ||
5024c2ac JR |
2306 | event_field_value_status = |
2307 | lttng_event_field_value_array_get_length(captured_fields, | |
2308 | &capture_count); | |
2309 | if (event_field_value_status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
2310 | assert(0 && "get count of captured field"); | |
2311 | } | |
434f8068 | 2312 | |
5024c2ac JR |
2313 | for (i = 0; i < capture_count; i++) { |
2314 | const struct lttng_event_field_value *captured_field = NULL; | |
2315 | validate_cb validate; | |
2316 | bool expected; | |
434f8068 | 2317 | |
5024c2ac JR |
2318 | diag("Validating capture \"%s\"", test_capture_base_fields[i].field_name); |
2319 | event_field_value_status = lttng_event_field_value_array_get_element_at_index(captured_fields, i, &captured_field); | |
434f8068 | 2320 | |
5024c2ac JR |
2321 | switch(domain) { |
2322 | case LTTNG_DOMAIN_UST: | |
2323 | expected = test_capture_base_fields[i].expected_ust; | |
2324 | break; | |
2325 | case LTTNG_DOMAIN_KERNEL: | |
2326 | expected = test_capture_base_fields[i].expected_kernel; | |
2327 | break; | |
2328 | default: | |
2329 | assert(0 && "Domain invalid for this test"); | |
2330 | } | |
434f8068 | 2331 | |
5024c2ac JR |
2332 | if (!expected) { |
2333 | ok(event_field_value_status == LTTNG_EVENT_FIELD_VALUE_STATUS_UNAVAILABLE, "No payload captured"); | |
2334 | continue; | |
2335 | } | |
434f8068 | 2336 | |
5024c2ac JR |
2337 | if (domain == LTTNG_DOMAIN_UST) { |
2338 | validate = test_capture_base_fields[i].validate_ust; | |
2339 | } else { | |
2340 | validate = test_capture_base_fields[i].validate_kernel; | |
2341 | } | |
434f8068 | 2342 | |
5024c2ac JR |
2343 | if (event_field_value_status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { |
2344 | const char *reason; | |
2345 | if (event_field_value_status == | |
2346 | LTTNG_EVENT_FIELD_VALUE_STATUS_UNAVAILABLE) { | |
2347 | reason = "Expected a capture but it is unavailable"; | |
2348 | } else { | |
2349 | reason = "lttng_event_field_value_array_get_element_at_index"; | |
2350 | } | |
2351 | fail(reason); | |
2352 | ret = 1; | |
2353 | goto end; | |
2354 | } | |
2355 | diag("Captured field of type %s", | |
2356 | field_value_type_to_str( | |
2357 | lttng_event_field_value_get_type(captured_field))); | |
434f8068 | 2358 | |
5024c2ac JR |
2359 | assert(validate); |
2360 | ret = validate(captured_field, iteration); | |
2361 | if (ret) { | |
2362 | at_least_one_error = true; | |
2363 | } | |
2364 | } | |
434f8068 | 2365 | |
5024c2ac | 2366 | ret = at_least_one_error; |
434f8068 | 2367 | |
5024c2ac JR |
2368 | end: |
2369 | return ret; | |
2370 | } | |
434f8068 | 2371 | |
5024c2ac JR |
2372 | static void test_tracepoint_event_rule_notification_capture( |
2373 | enum lttng_domain_type domain_type) | |
2374 | { | |
2375 | enum lttng_notification_channel_status nc_status; | |
434f8068 | 2376 | |
5024c2ac JR |
2377 | int i, ret; |
2378 | struct lttng_action *action = NULL; | |
2379 | struct lttng_condition *condition = NULL; | |
2380 | struct lttng_notification_channel *notification_channel = NULL; | |
2381 | struct lttng_trigger *trigger = NULL; | |
2382 | const char *trigger_name = "my_precious"; | |
2383 | const char *pattern; | |
434f8068 | 2384 | |
5024c2ac JR |
2385 | if (domain_type == LTTNG_DOMAIN_UST) { |
2386 | pattern = "tp:tptest"; | |
2387 | } else { | |
2388 | pattern = "lttng_test_filter_event"; | |
2389 | } | |
434f8068 | 2390 | |
5024c2ac JR |
2391 | create_tracepoint_event_rule_trigger(pattern, trigger_name, NULL, 0, |
2392 | NULL, domain_type, generate_capture_descr, &condition, | |
2393 | &action, &trigger); | |
434f8068 | 2394 | |
5024c2ac JR |
2395 | notification_channel = lttng_notification_channel_create( |
2396 | lttng_session_daemon_notification_endpoint); | |
2397 | ok(notification_channel, "Notification channel object creation"); | |
434f8068 | 2398 | |
5024c2ac JR |
2399 | nc_status = lttng_notification_channel_subscribe( |
2400 | notification_channel, condition); | |
2401 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
2402 | "Subscribe to tracepoint event rule condition"); | |
434f8068 | 2403 | |
854382b8 | 2404 | resume_application(); |
434f8068 | 2405 | |
5024c2ac JR |
2406 | /* Get 3 notifications */ |
2407 | for (i = 0; i < 3; i++) { | |
2408 | struct lttng_notification *notification = get_next_notification( | |
2409 | notification_channel); | |
2410 | ok(notification, "Received notification"); | |
434f8068 | 2411 | |
5024c2ac JR |
2412 | /* Error */ |
2413 | if (notification == NULL) { | |
2414 | goto end; | |
2415 | } | |
434f8068 | 2416 | |
5024c2ac JR |
2417 | ret = validator_notification_trigger_name(notification, trigger_name); |
2418 | if (ret) { | |
2419 | lttng_notification_destroy(notification); | |
2420 | goto end; | |
2421 | } | |
434f8068 | 2422 | |
5024c2ac JR |
2423 | ret = validator_notification_trigger_capture(domain_type, notification, i); |
2424 | if (ret) { | |
2425 | lttng_notification_destroy(notification); | |
2426 | goto end; | |
2427 | } | |
434f8068 | 2428 | |
5024c2ac JR |
2429 | lttng_notification_destroy(notification); |
2430 | } | |
434f8068 JR |
2431 | |
2432 | end: | |
5024c2ac | 2433 | suspend_application(); |
434f8068 | 2434 | lttng_notification_channel_destroy(notification_channel); |
5024c2ac | 2435 | lttng_unregister_trigger(trigger); |
434f8068 JR |
2436 | lttng_trigger_destroy(trigger); |
2437 | lttng_action_destroy(action); | |
5024c2ac JR |
2438 | lttng_condition_destroy(condition); |
2439 | return; | |
434f8068 JR |
2440 | } |
2441 | ||
2442 | int main(int argc, const char *argv[]) | |
2443 | { | |
5024c2ac | 2444 | int test_scenario; |
434f8068 JR |
2445 | const char *domain_type_string = NULL; |
2446 | enum lttng_domain_type domain_type = LTTNG_DOMAIN_NONE; | |
2447 | ||
5024c2ac JR |
2448 | if (argc < 5) { |
2449 | fail("Missing test scenario, domain type, pid, or application state file argument(s)"); | |
434f8068 JR |
2450 | goto error; |
2451 | } | |
2452 | ||
5024c2ac JR |
2453 | test_scenario = atoi(argv[1]); |
2454 | domain_type_string = argv[2]; | |
2455 | app_pid = (pid_t) atoi(argv[3]); | |
2456 | app_state_file = argv[4]; | |
434f8068 JR |
2457 | |
2458 | if (!strcmp("LTTNG_DOMAIN_UST", domain_type_string)) { | |
2459 | domain_type = LTTNG_DOMAIN_UST; | |
2460 | } | |
2461 | if (!strcmp("LTTNG_DOMAIN_KERNEL", domain_type_string)) { | |
2462 | domain_type = LTTNG_DOMAIN_KERNEL; | |
2463 | } | |
2464 | if (domain_type == LTTNG_DOMAIN_NONE) { | |
2465 | fail("Unknown domain type"); | |
2466 | goto error; | |
2467 | } | |
2468 | ||
5024c2ac JR |
2469 | /* |
2470 | * Test cases are responsible for resuming the app when needed | |
2471 | * and making sure it's suspended when returning. | |
2472 | */ | |
2473 | suspend_application(); | |
2474 | ||
2475 | switch (test_scenario) { | |
2476 | case 1: | |
2477 | { | |
2478 | plan_tests(44); | |
2479 | ||
2480 | /* Test cases that need gen-ust-event testapp. */ | |
2481 | diag("Test basic notification error paths for domain %s", | |
2482 | domain_type_string); | |
2483 | test_invalid_channel_subscription(domain_type); | |
2484 | ||
2485 | diag("Test tracepoint event rule notifications for domain %s", | |
2486 | domain_type_string); | |
2487 | test_tracepoint_event_rule_notification(domain_type); | |
2488 | ||
2489 | diag("Test tracepoint event rule notifications with filter for domain %s", | |
2490 | domain_type_string); | |
2491 | test_tracepoint_event_rule_notification_filter(domain_type); | |
2492 | break; | |
2493 | } | |
2494 | case 2: | |
2495 | { | |
2496 | const char *session_name, *channel_name; | |
2497 | /* Test cases that need a tracing session enabled. */ | |
2498 | plan_tests(99); | |
2499 | ||
2500 | /* | |
2501 | * Argument 7 and upward are named pipe location for consumerd | |
2502 | * control. | |
2503 | */ | |
2504 | named_pipe_args_start = 7; | |
2505 | ||
2506 | if (argc < 8) { | |
2507 | fail("Missing parameter for tests to run %d", argc); | |
2508 | goto error; | |
2509 | } | |
2510 | ||
2511 | nb_args = argc; | |
2512 | ||
2513 | session_name = argv[5]; | |
2514 | channel_name = argv[6]; | |
2515 | ||
2516 | test_subscription_twice(session_name, channel_name, | |
2517 | domain_type); | |
2518 | ||
2519 | diag("Test trigger for domain %s with buffer_usage_low condition", | |
2520 | domain_type_string); | |
2521 | test_triggers_buffer_usage_condition(session_name, channel_name, | |
2522 | domain_type, | |
2523 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW); | |
2524 | ||
2525 | diag("Test trigger for domain %s with buffer_usage_high condition", | |
2526 | domain_type_string); | |
2527 | test_triggers_buffer_usage_condition(session_name, channel_name, | |
2528 | domain_type, | |
2529 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH); | |
2530 | ||
2531 | diag("Test buffer usage notification channel api for domain %s", | |
2532 | domain_type_string); | |
2533 | test_buffer_usage_notification_channel(session_name, channel_name, | |
2534 | domain_type, argv); | |
2535 | break; | |
2536 | } | |
2537 | case 3: | |
2538 | { | |
2539 | /* | |
2540 | * Test cases that need a test app with more than one event | |
2541 | * type. | |
2542 | */ | |
2543 | plan_tests(25); | |
2544 | ||
2545 | /* | |
2546 | * At the moment, the only test case of this scenario is | |
2547 | * exclusion which is only supported by UST | |
2548 | */ | |
2549 | assert(domain_type == LTTNG_DOMAIN_UST); | |
2550 | diag("Test tracepoint event rule notifications with exclusion for domain %s", | |
2551 | domain_type_string); | |
2552 | test_tracepoint_event_rule_notification_exclusion(domain_type); | |
2553 | ||
2554 | break; | |
2555 | } | |
2556 | case 4: | |
2557 | { | |
2558 | plan_tests(13); | |
2559 | /* Test cases that need the kernel tracer. */ | |
2560 | assert(domain_type == LTTNG_DOMAIN_KERNEL); | |
2561 | ||
2562 | diag("Test kprobe event rule notifications for domain %s", | |
2563 | domain_type_string); | |
2564 | ||
2565 | test_kprobe_event_rule_notification(domain_type); | |
2566 | ||
2567 | break; | |
2568 | } | |
2569 | case 5: | |
2570 | { | |
2571 | plan_tests(25); | |
2572 | /* Test cases that need the kernel tracer. */ | |
2573 | assert(domain_type == LTTNG_DOMAIN_KERNEL); | |
2574 | ||
2575 | diag("Test syscall event rule notifications for domain %s", | |
2576 | domain_type_string); | |
2577 | ||
2578 | test_syscall_event_rule_notification(domain_type); | |
2579 | ||
2580 | diag("Test syscall filtering event rule notifications for domain %s", | |
2581 | domain_type_string); | |
2582 | ||
2583 | test_syscall_event_rule_notification_filter(domain_type); | |
2584 | ||
2585 | break; | |
2586 | } | |
2587 | case 6: | |
2588 | { | |
2589 | const char *testapp_path, *test_symbol_name; | |
2590 | ||
2591 | plan_tests(13); | |
2592 | ||
2593 | if (argc < 7) { | |
2594 | fail("Missing parameter for tests to run %d", argc); | |
2595 | goto error; | |
2596 | } | |
2597 | ||
2598 | testapp_path = argv[5]; | |
2599 | test_symbol_name = argv[6]; | |
2600 | /* Test cases that need the kernel tracer. */ | |
2601 | assert(domain_type == LTTNG_DOMAIN_KERNEL); | |
2602 | ||
2603 | diag("Test userspace-probe event rule notifications for domain %s", | |
2604 | domain_type_string); | |
2605 | ||
2606 | test_uprobe_event_rule_notification( | |
2607 | domain_type, testapp_path, test_symbol_name); | |
2608 | ||
2609 | break; | |
2610 | } | |
2611 | case 7: | |
2612 | { | |
2613 | switch(domain_type) { | |
2614 | case LTTNG_DOMAIN_UST: | |
2615 | plan_tests(222); | |
2616 | break; | |
2617 | case LTTNG_DOMAIN_KERNEL: | |
2618 | plan_tests(216); | |
2619 | break; | |
2620 | default: | |
2621 | assert(0); | |
2622 | } | |
2623 | ||
2624 | diag("Test tracepoint event rule notification captures for domain %s", | |
2625 | domain_type_string); | |
2626 | test_tracepoint_event_rule_notification_capture(domain_type); | |
2627 | ||
2628 | break; | |
2629 | } | |
2630 | ||
2631 | default: | |
2632 | abort(); | |
2633 | } | |
434f8068 | 2634 | |
434f8068 JR |
2635 | error: |
2636 | return exit_status(); | |
2637 | } | |
2638 |