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> | |
2463b787 | 32 | #include <lttng/condition/event-rule.h> |
434f8068 JR |
33 | #include <lttng/domain.h> |
34 | #include <lttng/endpoint.h> | |
2463b787 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> | |
40 | #include <lttng/kernel-probe.h> | |
434f8068 | 41 | #include <lttng/lttng-error.h> |
2463b787 | 42 | #include <lttng/lttng.h> |
434f8068 JR |
43 | #include <lttng/notification/channel.h> |
44 | #include <lttng/notification/notification.h> | |
2463b787 | 45 | #include <lttng/condition/evaluation.h> |
434f8068 | 46 | #include <lttng/trigger/trigger.h> |
2463b787 | 47 | #include <lttng/userspace-probe.h> |
434f8068 JR |
48 | |
49 | #include <tap/tap.h> | |
50 | ||
2463b787 JR |
51 | /* A callback to populate the condition capture descriptor */ |
52 | typedef int (*condition_capture_desc_cb)(struct lttng_condition *condition); | |
53 | ||
54 | /* A callback for captured field validation */ | |
55 | typedef int (*validate_cb)(const struct lttng_event_field_value *event_field, unsigned iteration); | |
854382b8 | 56 | |
434f8068 JR |
57 | int nb_args = 0; |
58 | int named_pipe_args_start = 0; | |
2463b787 | 59 | pid_t app_pid = 0; |
854382b8 JR |
60 | const char *app_state_file = NULL; |
61 | ||
2463b787 JR |
62 | enum field_type { |
63 | FIELD_TYPE_PAYLOAD, | |
64 | FIELD_TYPE_CONTEXT, | |
65 | FIELD_TYPE_APP_CONTEXT, | |
66 | FIELD_TYPE_ARRAY_FIELD, | |
67 | }; | |
68 | ||
69 | struct capture_base_field_tuple { | |
70 | char* field_name; | |
71 | enum field_type field_type; | |
72 | bool expected_ust; // Do we expect a capture? | |
73 | bool expected_kernel; // Do we expect a capture? | |
74 | validate_cb validate_ust; | |
75 | validate_cb validate_kernel; | |
76 | }; | |
77 | ||
854382b8 | 78 | static |
2463b787 | 79 | const char *field_value_type_to_str(enum lttng_event_field_value_type type) |
854382b8 | 80 | { |
2463b787 JR |
81 | switch (type) { |
82 | case LTTNG_EVENT_FIELD_VALUE_TYPE_UNKNOWN: | |
83 | return "UNKNOWN"; | |
84 | case LTTNG_EVENT_FIELD_VALUE_TYPE_INVALID: | |
85 | return "INVALID"; | |
86 | case LTTNG_EVENT_FIELD_VALUE_TYPE_UNSIGNED_INT: | |
87 | return "UNSIGNED INT"; | |
88 | case LTTNG_EVENT_FIELD_VALUE_TYPE_SIGNED_INT: | |
89 | return "SIGNED INT"; | |
90 | case LTTNG_EVENT_FIELD_VALUE_TYPE_UNSIGNED_ENUM: | |
91 | return "UNSIGNED ENUM"; | |
92 | case LTTNG_EVENT_FIELD_VALUE_TYPE_SIGNED_ENUM: | |
93 | return "SIGNED ENUM"; | |
94 | case LTTNG_EVENT_FIELD_VALUE_TYPE_REAL: | |
95 | return "REAL"; | |
96 | case LTTNG_EVENT_FIELD_VALUE_TYPE_STRING: | |
97 | return "STRING"; | |
98 | case LTTNG_EVENT_FIELD_VALUE_TYPE_ARRAY: | |
99 | return "ARRAY"; | |
100 | default: | |
101 | abort(); | |
854382b8 | 102 | } |
2463b787 | 103 | } |
854382b8 | 104 | |
2463b787 JR |
105 | static int validate_type( |
106 | const struct lttng_event_field_value *event_field, | |
107 | enum lttng_event_field_value_type expect) | |
108 | { | |
109 | int ret; | |
110 | enum lttng_event_field_value_type value; | |
f0784451 | 111 | |
2463b787 JR |
112 | value = lttng_event_field_value_get_type(event_field); |
113 | if (value == LTTNG_EVENT_FIELD_VALUE_TYPE_INVALID) { | |
114 | ret = 1; | |
115 | goto end; | |
854382b8 | 116 | } |
2463b787 JR |
117 | |
118 | ret = (expect == value); | |
119 | ok(ret, "Expected field type: %s got %s", | |
120 | field_value_type_to_str(expect), | |
121 | field_value_type_to_str(value)); | |
122 | ||
123 | ret = !ret; | |
124 | ||
125 | end: | |
126 | return ret; | |
854382b8 | 127 | } |
434f8068 | 128 | |
2463b787 JR |
129 | /* |
130 | * Validate unsigned captured field against the iteration number. | |
131 | * The iteration number is always unsigned and will always be compared to value | |
132 | * under MAX_UINT. | |
133 | */ | |
134 | static int validate_unsigned_int_field( | |
135 | const struct lttng_event_field_value *event_field, | |
136 | unsigned int iteration) | |
434f8068 | 137 | { |
2463b787 JR |
138 | int ret; |
139 | uint64_t value; | |
140 | enum lttng_event_field_value_status status; | |
434f8068 | 141 | |
2463b787 JR |
142 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_UNSIGNED_INT); |
143 | if (ret) { | |
434f8068 JR |
144 | goto end; |
145 | } | |
146 | ||
2463b787 JR |
147 | status = lttng_event_field_value_unsigned_int_get_value( |
148 | event_field , &value); | |
149 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
150 | fail("lttng_event_field_value_unsigned_int_get_value"); | |
151 | ret = 1; | |
434f8068 JR |
152 | goto end; |
153 | } | |
154 | ||
2463b787 JR |
155 | ret = (value == (uint64_t) iteration); |
156 | ok (ret, "Expected unsigned int of value: %u got %" PRIu64, iteration, value); | |
157 | ||
158 | ret = !ret; | |
159 | ||
434f8068 | 160 | end: |
2463b787 | 161 | |
434f8068 JR |
162 | return ret; |
163 | } | |
164 | ||
2463b787 JR |
165 | /* |
166 | * Validate signed captured field. | |
167 | * Value should be -1. | |
168 | */ | |
169 | static int validate_signed_int_field( | |
170 | const struct lttng_event_field_value *event_field, | |
171 | unsigned int iteration) | |
434f8068 | 172 | { |
2463b787 JR |
173 | int ret; |
174 | int64_t expected = -1; | |
175 | int64_t value; | |
176 | enum lttng_event_field_value_status status; | |
9df6c82a | 177 | |
2463b787 JR |
178 | /* Unused */ |
179 | (void) iteration; | |
180 | ||
181 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_SIGNED_INT); | |
182 | if (ret) { | |
183 | goto end; | |
184 | } | |
185 | ||
186 | status = lttng_event_field_value_signed_int_get_value( | |
187 | event_field , &value); | |
188 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
189 | fail("lttng_event_field_value_signed_int_get_value"); | |
190 | ret = 1; | |
191 | goto end; | |
434f8068 | 192 | } |
2463b787 JR |
193 | |
194 | ret = (value == expected); | |
195 | ok(ret, "Expected signed int of value: %" PRId64 " got %" PRId64, expected, value); | |
196 | ||
197 | ret = !ret; | |
198 | ||
199 | end: | |
200 | ||
434f8068 JR |
201 | return ret; |
202 | } | |
203 | ||
2463b787 JR |
204 | /* |
205 | * Validate array of unsigned int. | |
206 | */ | |
207 | static int validate_array_unsigned_int_field( | |
208 | const struct lttng_event_field_value *event_field, | |
209 | unsigned int iteration) | |
434f8068 | 210 | { |
2463b787 JR |
211 | int ret; |
212 | enum lttng_event_field_value_status status; | |
213 | unsigned int expected = 3; | |
214 | unsigned int count; | |
9df6c82a | 215 | |
2463b787 JR |
216 | /* Unused */ |
217 | (void) iteration; | |
218 | ||
219 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_ARRAY); | |
220 | if (ret) { | |
221 | goto end; | |
222 | } | |
223 | ||
224 | status = lttng_event_field_value_array_get_length(event_field, &count); | |
225 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
226 | fail("lttng_event_field_value_array_get_length"); | |
227 | ret = 1; | |
228 | goto end; | |
229 | } | |
230 | ||
231 | ret = (count == expected); | |
232 | ok(ret, "Expected %d subelements got %d", expected, count); | |
233 | if (!ret) { | |
234 | ret = 1; | |
235 | goto end; | |
236 | } | |
237 | ||
238 | for (unsigned int i = 1; i < count + 1; i++) { | |
239 | const struct lttng_event_field_value *value; | |
240 | status = lttng_event_field_value_array_get_element_at_index( | |
241 | event_field, i - 1, &value); | |
242 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
243 | fail("lttng_event_field_value_array_get_element_at_index"); | |
244 | ret = 1; | |
245 | goto end; | |
246 | } | |
247 | ret = validate_unsigned_int_field(value, i); | |
248 | if (ret) { | |
249 | goto end; | |
250 | } | |
434f8068 | 251 | } |
2463b787 JR |
252 | |
253 | ret = 0; | |
254 | end: | |
255 | ||
434f8068 JR |
256 | return ret; |
257 | } | |
2463b787 JR |
258 | static int validate_array_unsigned_int_field_at_index( |
259 | const struct lttng_event_field_value *event_field, | |
260 | unsigned int iteration) | |
854382b8 JR |
261 | { |
262 | int ret; | |
2463b787 JR |
263 | uint64_t expected_value = 2; |
264 | enum lttng_event_field_value_status status; | |
265 | uint64_t value; | |
854382b8 | 266 | |
2463b787 JR |
267 | /* Unused */ |
268 | (void) iteration; | |
854382b8 | 269 | |
2463b787 | 270 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_UNSIGNED_INT); |
854382b8 | 271 | if (ret) { |
2463b787 | 272 | goto end; |
854382b8 JR |
273 | } |
274 | ||
2463b787 JR |
275 | status = lttng_event_field_value_unsigned_int_get_value( |
276 | event_field , &value); | |
277 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
278 | fail("lttng_event_field_value_unsigned_int_get_value"); | |
279 | ret = 1; | |
280 | goto end; | |
281 | } | |
854382b8 | 282 | |
2463b787 JR |
283 | ret = (value == expected_value); |
284 | ok (ret, "Expected unsigned int of value: %u got %" PRIu64, | |
285 | expected_value, value); | |
854382b8 | 286 | |
2463b787 JR |
287 | ret = 0; |
288 | end: | |
289 | return ret; | |
854382b8 JR |
290 | } |
291 | ||
2463b787 JR |
292 | /* |
293 | * Validate sequence for a string (seqfield1): | |
294 | * | |
295 | * Value: "test" in utf8 [116, 101, 115, 116] | |
296 | */ | |
297 | static int validate_seqfield1( | |
298 | const struct lttng_event_field_value *event_field, | |
299 | unsigned int iteration) | |
854382b8 JR |
300 | { |
301 | int ret; | |
2463b787 JR |
302 | enum lttng_event_field_value_status status; |
303 | unsigned int count; | |
304 | unsigned int expect[4] = {116, 101, 115, 116}; | |
854382b8 | 305 | |
2463b787 JR |
306 | /* Unused */ |
307 | (void) iteration; | |
308 | ||
309 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_ARRAY); | |
854382b8 | 310 | if (ret) { |
2463b787 | 311 | goto end; |
854382b8 JR |
312 | } |
313 | ||
2463b787 JR |
314 | status = lttng_event_field_value_array_get_length(event_field, &count); |
315 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
316 | fail("lttng_event_field_value_array_get_length"); | |
317 | ret = 1; | |
318 | goto end; | |
854382b8 JR |
319 | } |
320 | ||
2463b787 JR |
321 | ret = (count == 4); |
322 | ok(ret, "Expected 4 subelement got %d", count); | |
323 | if (!ret) { | |
324 | ret = 1; | |
325 | goto end; | |
326 | } | |
854382b8 | 327 | |
2463b787 JR |
328 | for (unsigned int i = 0; i < count ; i++) { |
329 | const struct lttng_event_field_value *value; | |
330 | status = lttng_event_field_value_array_get_element_at_index( | |
331 | event_field, i, &value); | |
332 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
333 | fail("lttng_event_field_value_array_get_element_at_index"); | |
334 | ret = 1; | |
335 | goto end; | |
336 | } | |
337 | ret = validate_unsigned_int_field(value, expect[i]); | |
338 | if (ret) { | |
339 | goto end; | |
340 | } | |
341 | } | |
854382b8 | 342 | |
2463b787 JR |
343 | ret = 0; |
344 | end: | |
854382b8 | 345 | |
2463b787 JR |
346 | return ret; |
347 | } | |
854382b8 | 348 | |
2463b787 JR |
349 | static int validate_string( |
350 | const struct lttng_event_field_value *event_field, | |
351 | const char *expect) | |
434f8068 | 352 | { |
2463b787 JR |
353 | int ret; |
354 | const char *value = NULL; | |
434f8068 | 355 | |
2463b787 JR |
356 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_STRING); |
357 | if (ret) { | |
434f8068 JR |
358 | goto end; |
359 | } | |
360 | ||
2463b787 JR |
361 | value = lttng_event_field_value_string_get_value(event_field); |
362 | if (!value) { | |
363 | fail("lttng_event_field_value_array_get_length"); | |
364 | ret = 1; | |
365 | goto end; | |
366 | } | |
434f8068 | 367 | |
2463b787 | 368 | ok(!strcmp(value, expect), "Expected string: \"%s\" got \"%s\"", expect, value); |
9df6c82a | 369 | |
2463b787 JR |
370 | ret = 0; |
371 | end: | |
434f8068 | 372 | |
2463b787 JR |
373 | return ret; |
374 | } | |
434f8068 | 375 | |
2463b787 JR |
376 | /* |
377 | * Validate string. Expected value is "test". | |
378 | */ | |
379 | static int validate_string_test( | |
380 | const struct lttng_event_field_value *event_field, | |
381 | unsigned int iteration) | |
382 | { | |
383 | int ret; | |
384 | const char *expect = "test"; | |
434f8068 | 385 | |
2463b787 JR |
386 | /* Unused */ |
387 | (void) iteration; | |
434f8068 | 388 | |
2463b787 JR |
389 | ret = validate_string(event_field, expect); |
390 | return ret; | |
391 | } | |
434f8068 | 392 | |
2463b787 JR |
393 | /* |
394 | * Validate escaped string. Expected value is "\*". | |
395 | */ | |
396 | static int validate_string_escaped( | |
397 | const struct lttng_event_field_value *event_field, | |
398 | unsigned int iteration) | |
399 | { | |
400 | int ret; | |
401 | const char *expect = "\\*"; | |
434f8068 | 402 | |
2463b787 JR |
403 | /* Unused */ |
404 | (void) iteration; | |
434f8068 | 405 | |
2463b787 JR |
406 | ret = validate_string(event_field, expect); |
407 | return ret; | |
408 | } | |
409 | ||
410 | /* | |
411 | * Validate real field. | |
412 | */ | |
413 | static int validate_real( | |
414 | const struct lttng_event_field_value *event_field, | |
415 | double expect) | |
416 | { | |
417 | int ret; | |
418 | double value; | |
419 | enum lttng_event_field_value_status status; | |
420 | ||
421 | ret = validate_type(event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_REAL); | |
422 | if (ret) { | |
423 | goto end; | |
424 | } | |
425 | ||
426 | status = lttng_event_field_value_real_get_value(event_field, &value); | |
427 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
428 | fail("lttng_event_field_value_real_get_value"); | |
429 | ret = 1; | |
430 | goto end; | |
431 | } | |
432 | ||
433 | ret = (value == expect); | |
434 | ok(ret, "Real expected: %f got: %f", expect, value); | |
435 | ||
436 | ret = !ret; | |
437 | end: | |
438 | return ret; | |
439 | } | |
440 | ||
441 | /* | |
442 | * Validate floatfield. | |
443 | */ | |
444 | static int validate_floatfield( | |
445 | const struct lttng_event_field_value *event_field, | |
446 | unsigned int iteration) | |
447 | { | |
448 | int ret; | |
449 | double expect = 2222.0; | |
450 | ||
451 | /* Unused */ | |
452 | (void) iteration; | |
453 | ||
454 | ret = validate_real(event_field, expect); | |
455 | return ret; | |
456 | } | |
457 | ||
458 | /* | |
459 | * Validate doublefield. | |
460 | */ | |
461 | static int validate_doublefield( | |
462 | const struct lttng_event_field_value *event_field, | |
463 | unsigned int iteration) | |
464 | { | |
465 | int ret; | |
466 | double expect = 2.0; | |
467 | ||
468 | /* Unused */ | |
469 | (void) iteration; | |
470 | ||
471 | ret = validate_real(event_field, expect); | |
472 | return ret; | |
473 | } | |
474 | ||
475 | /* | |
476 | * Validate enum0: enum0 = ( "AUTO: EXPECT 0" : container = 0 ) | |
477 | */ | |
478 | static int validate_enum0(const struct lttng_event_field_value *event_field, | |
479 | unsigned int iteration) | |
480 | { | |
481 | int ret; | |
482 | enum lttng_event_field_value_status status; | |
483 | uint64_t value; | |
484 | uint64_t expected_value = 0; | |
485 | ||
486 | /* Unused */ | |
487 | (void) iteration; | |
488 | ||
489 | ret = validate_type(event_field, | |
490 | LTTNG_EVENT_FIELD_VALUE_TYPE_UNSIGNED_ENUM); | |
491 | if (ret) { | |
492 | goto end; | |
493 | } | |
494 | ||
495 | status = lttng_event_field_value_unsigned_int_get_value( | |
496 | event_field, &value); | |
497 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
498 | fail("lttng_event_field_value_unsigned_int_get_value"); | |
499 | ret = 1; | |
500 | goto end; | |
501 | } | |
502 | ||
503 | ok(value == expected_value, | |
504 | "Enum value expected: %" PRIu64 " got %" PRIu64, | |
505 | expected_value, value); | |
506 | ||
507 | end: | |
508 | return ret; | |
509 | } | |
510 | ||
511 | /* | |
512 | * Validate enumnegative: enumnegative = ( "AUTO: EXPECT 0" : container = 0 ) | |
513 | * | |
514 | * We expect 2 labels here. | |
515 | */ | |
516 | static int validate_enumnegative( | |
517 | const struct lttng_event_field_value *event_field, | |
518 | unsigned int iteration) | |
519 | { | |
520 | int ret; | |
521 | enum lttng_event_field_value_status status; | |
522 | int64_t value; | |
523 | int64_t expected_value = -1; | |
524 | ||
525 | /* Unused */ | |
526 | (void) iteration; | |
527 | ||
528 | ret = validate_type( | |
529 | event_field, LTTNG_EVENT_FIELD_VALUE_TYPE_SIGNED_ENUM); | |
530 | if (ret) { | |
531 | goto end; | |
532 | } | |
533 | ||
534 | status = lttng_event_field_value_signed_int_get_value( | |
535 | event_field, &value); | |
536 | if (status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
537 | fail("lttng_event_field_value_unsigned_int_get_value"); | |
538 | ret = 1; | |
539 | goto end; | |
540 | } | |
541 | ||
542 | ok(value == expected_value, | |
543 | "Enum value expected: %" PRId64 " got %" PRId64, | |
544 | expected_value, value); | |
545 | ||
546 | end: | |
547 | return ret; | |
548 | } | |
549 | ||
550 | static int validate_context_procname_ust( | |
551 | const struct lttng_event_field_value *event_field, | |
552 | unsigned int iteration) | |
553 | { | |
554 | int ret; | |
555 | ||
556 | /* Unused */ | |
557 | (void) iteration; | |
558 | ||
559 | ret = validate_string(event_field, "gen-ust-events"); | |
560 | return ret; | |
561 | } | |
562 | ||
563 | static int validate_context_procname_kernel( | |
564 | const struct lttng_event_field_value *event_field, | |
565 | unsigned int iteration) | |
566 | { | |
567 | int ret; | |
568 | ||
569 | /* Unused */ | |
570 | (void) iteration; | |
571 | ||
572 | ret = validate_string(event_field, "echo"); | |
573 | return ret; | |
574 | } | |
575 | ||
576 | struct capture_base_field_tuple test_capture_base_fields[] = { | |
577 | {"DOESNOTEXIST", FIELD_TYPE_PAYLOAD, false, false, NULL, NULL}, | |
578 | {"intfield", FIELD_TYPE_PAYLOAD, true, true, validate_unsigned_int_field, validate_unsigned_int_field}, | |
579 | {"longfield", FIELD_TYPE_PAYLOAD, true, true, validate_unsigned_int_field, validate_unsigned_int_field}, | |
580 | {"signedfield", FIELD_TYPE_PAYLOAD, true, true, validate_signed_int_field, validate_signed_int_field}, | |
581 | {"arrfield1", FIELD_TYPE_PAYLOAD, true, true, validate_array_unsigned_int_field, validate_array_unsigned_int_field}, | |
582 | {"arrfield2", FIELD_TYPE_PAYLOAD, true, true, validate_string_test, validate_string_test}, | |
583 | {"arrfield3", FIELD_TYPE_PAYLOAD, true, true, validate_array_unsigned_int_field, validate_array_unsigned_int_field}, | |
584 | {"seqfield1", FIELD_TYPE_PAYLOAD, true, true, validate_seqfield1, validate_seqfield1}, | |
585 | {"seqfield2", FIELD_TYPE_PAYLOAD, true, true, validate_string_test, validate_string_test}, | |
586 | {"seqfield3", FIELD_TYPE_PAYLOAD, true, true, validate_array_unsigned_int_field, validate_array_unsigned_int_field}, | |
587 | {"seqfield4", FIELD_TYPE_PAYLOAD, true, true, validate_array_unsigned_int_field, validate_array_unsigned_int_field}, | |
588 | {"arrfield1[1]", FIELD_TYPE_ARRAY_FIELD, true, true, validate_array_unsigned_int_field_at_index, validate_array_unsigned_int_field_at_index}, | |
589 | {"stringfield", FIELD_TYPE_PAYLOAD, true, true, validate_string_test, validate_string_test}, | |
590 | {"stringfield2", FIELD_TYPE_PAYLOAD, true, true, validate_string_escaped, validate_string_escaped}, | |
591 | {"floatfield", FIELD_TYPE_PAYLOAD, true, false, validate_floatfield, validate_floatfield}, | |
592 | {"doublefield", FIELD_TYPE_PAYLOAD, true, false, validate_doublefield, validate_doublefield}, | |
593 | {"enum0", FIELD_TYPE_PAYLOAD, true, true, validate_enum0, validate_enum0}, | |
594 | {"enumnegative", FIELD_TYPE_PAYLOAD, true, true, validate_enumnegative, validate_enumnegative}, | |
595 | {"$ctx.procname", FIELD_TYPE_CONTEXT, true, true, validate_context_procname_ust, validate_context_procname_kernel}, | |
596 | }; | |
597 | ||
598 | static const char *get_notification_trigger_name( | |
599 | struct lttng_notification *notification) | |
600 | { | |
601 | const char *name = NULL; | |
602 | enum lttng_evaluation_status status; | |
603 | const struct lttng_evaluation *evaluation; | |
604 | evaluation = lttng_notification_get_evaluation(notification); | |
605 | if (evaluation == NULL) { | |
606 | fail("lttng_notification_get_evaluation"); | |
607 | goto end; | |
608 | } | |
609 | ||
610 | switch (lttng_evaluation_get_type(evaluation)) { | |
611 | case LTTNG_CONDITION_TYPE_EVENT_RULE_HIT: | |
612 | { | |
613 | status = lttng_evaluation_event_rule_get_trigger_name( | |
614 | evaluation, &name); | |
615 | if (status != LTTNG_EVALUATION_STATUS_OK) { | |
616 | fail("lttng_evaluation_event_rule_get_trigger_name"); | |
617 | name = NULL; | |
618 | goto end; | |
434f8068 | 619 | } |
2463b787 JR |
620 | break; |
621 | } | |
622 | default: | |
623 | fail("Wrong notification evaluation type \n"); | |
624 | goto end; | |
625 | } | |
626 | end: | |
627 | return name; | |
628 | } | |
434f8068 | 629 | |
2463b787 JR |
630 | static int validator_notification_trigger_name( |
631 | struct lttng_notification *notification, | |
632 | const char *trigger_name) | |
633 | { | |
634 | int ret; | |
635 | bool name_is_equal; | |
636 | const char *name; | |
637 | ||
638 | assert(notification); | |
639 | assert(trigger_name); | |
640 | ||
641 | name = get_notification_trigger_name(notification); | |
642 | if (name == NULL) { | |
643 | ret = 1; | |
644 | goto end; | |
645 | } | |
646 | ||
647 | name_is_equal = (strcmp(trigger_name, name) == 0); | |
648 | ok(name_is_equal, "Expected trigger name: %s got %s", trigger_name, | |
649 | name); | |
650 | ||
651 | ret = !name_is_equal; | |
652 | ||
653 | end: | |
654 | return ret; | |
655 | } | |
656 | ||
657 | static | |
658 | void wait_on_file(const char *path, bool file_exist) | |
659 | { | |
660 | if (!path) { | |
661 | return; | |
662 | } | |
663 | for (;;) { | |
664 | int ret; | |
665 | struct stat buf; | |
666 | ||
667 | ret = stat(path, &buf); | |
668 | if (ret == -1 && errno == ENOENT) { | |
669 | if (file_exist) { | |
670 | /* | |
671 | * The file does not exist. wait a bit and | |
672 | * continue looping until it does. | |
673 | */ | |
674 | (void) poll(NULL, 0, 10); | |
675 | continue; | |
434f8068 | 676 | } |
2463b787 JR |
677 | |
678 | /* | |
679 | * File does not exist and the exit condition we want. | |
680 | * Break from the loop and return. | |
681 | */ | |
682 | break; | |
434f8068 | 683 | } |
2463b787 JR |
684 | if (ret) { |
685 | perror("stat"); | |
686 | exit(EXIT_FAILURE); | |
687 | } | |
688 | /* | |
689 | * stat() returned 0, so the file exists. break now only if | |
690 | * that's the exit condition we want. | |
691 | */ | |
692 | if (file_exist) { | |
693 | break; | |
694 | } | |
695 | } | |
696 | } | |
697 | ||
698 | static | |
699 | int write_pipe(const char *path, uint8_t data) | |
700 | { | |
701 | int ret = 0; | |
702 | int fd = 0; | |
703 | ||
704 | fd = open(path, O_WRONLY | O_NONBLOCK); | |
705 | if (fd < 0) { | |
706 | perror("Could not open consumer control named pipe"); | |
707 | goto end; | |
708 | } | |
709 | ||
710 | ret = write(fd, &data , sizeof(data)); | |
711 | if (ret < 1) { | |
712 | perror("Named pipe write failed"); | |
713 | if (close(fd)) { | |
714 | perror("Named pipe close failed"); | |
715 | } | |
716 | ret = -1; | |
717 | goto end; | |
718 | } | |
719 | ||
720 | ret = close(fd); | |
721 | if (ret < 0) { | |
722 | perror("Name pipe closing failed"); | |
723 | ret = -1; | |
724 | goto end; | |
725 | } | |
726 | end: | |
727 | return ret; | |
728 | } | |
729 | ||
730 | static | |
731 | int stop_consumer(const char **argv) | |
732 | { | |
733 | int ret = 0, i; | |
734 | ||
735 | for (i = named_pipe_args_start; i < nb_args; i++) { | |
736 | ret = write_pipe(argv[i], 49); | |
737 | } | |
738 | return ret; | |
739 | } | |
740 | ||
741 | static | |
742 | int resume_consumer(const char **argv) | |
743 | { | |
744 | int ret = 0, i; | |
745 | ||
746 | for (i = named_pipe_args_start; i < nb_args; i++) { | |
747 | ret = write_pipe(argv[i], 0); | |
748 | } | |
749 | return ret; | |
750 | } | |
751 | ||
752 | static | |
753 | int suspend_application(void) | |
754 | { | |
755 | int ret; | |
756 | struct stat buf; | |
757 | ||
758 | if (!stat(app_state_file, &buf)) { | |
759 | fail("App is already in a suspended state."); | |
760 | ret = -1; | |
761 | goto error; | |
762 | } | |
763 | ||
764 | /* | |
765 | * Send SIGUSR1 to application instructing it to bypass tracepoint. | |
766 | */ | |
767 | assert(app_pid > 1); | |
768 | ||
769 | ret = kill(app_pid, SIGUSR1); | |
770 | if (ret) { | |
771 | fail("SIGUSR1 failed. errno %d", errno); | |
772 | ret = -1; | |
773 | goto error; | |
774 | } | |
775 | ||
776 | wait_on_file(app_state_file, true); | |
777 | ||
778 | error: | |
779 | return ret; | |
780 | ||
781 | } | |
782 | ||
783 | static | |
784 | int resume_application() | |
785 | { | |
786 | int ret; | |
787 | struct stat buf; | |
788 | ||
789 | ret = stat(app_state_file, &buf); | |
790 | if (ret == -1 && errno == ENOENT) { | |
791 | fail("State file does not exist"); | |
792 | goto error; | |
793 | } | |
794 | if (ret) { | |
795 | perror("stat"); | |
796 | goto error; | |
797 | } | |
798 | ||
799 | assert(app_pid > 1); | |
800 | ||
801 | ret = kill(app_pid, SIGUSR1); | |
802 | if (ret) { | |
803 | fail("SIGUSR1 failed. errno %d", errno); | |
804 | ret = -1; | |
805 | goto error; | |
806 | } | |
807 | ||
808 | wait_on_file(app_state_file, false); | |
809 | ||
810 | error: | |
811 | return ret; | |
812 | ||
813 | } | |
814 | ||
815 | ||
816 | static | |
817 | void test_triggers_buffer_usage_condition(const char *session_name, | |
818 | const char *channel_name, | |
819 | enum lttng_domain_type domain_type, | |
820 | enum lttng_condition_type condition_type) | |
821 | { | |
822 | unsigned int test_vector_size = 5, i; | |
823 | enum lttng_condition_status condition_status; | |
824 | struct lttng_action *action; | |
825 | ||
826 | /* Set-up */ | |
827 | action = lttng_action_notify_create(); | |
828 | if (!action) { | |
829 | fail("Setup error on action creation"); | |
830 | goto end; | |
831 | } | |
832 | ||
833 | /* Test lttng_register_trigger with null value */ | |
834 | ok(lttng_register_trigger(NULL) == -LTTNG_ERR_INVALID, "Registering a NULL trigger fails as expected"); | |
835 | ||
836 | /* Test: register a trigger */ | |
837 | ||
838 | for (i = 0; i < pow(2,test_vector_size); i++) { | |
839 | int loop_ret = 0; | |
840 | char *test_tuple_string = NULL; | |
841 | unsigned int mask_position = 0; | |
842 | bool session_name_set = false; | |
843 | bool channel_name_set = false; | |
844 | bool threshold_ratio_set = false; | |
845 | bool threshold_byte_set = false; | |
846 | bool domain_type_set = false; | |
847 | ||
848 | struct lttng_trigger *trigger = NULL; | |
849 | struct lttng_condition *condition = NULL; | |
850 | ||
851 | /* Create base condition */ | |
852 | switch (condition_type) { | |
853 | case LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW: | |
854 | condition = lttng_condition_buffer_usage_low_create(); | |
855 | break; | |
856 | case LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH: | |
857 | condition = lttng_condition_buffer_usage_high_create(); | |
858 | break; | |
859 | default: | |
860 | loop_ret = 1; | |
861 | goto loop_end; | |
862 | } | |
863 | ||
864 | if (!condition) { | |
865 | loop_ret = 1; | |
866 | goto loop_end; | |
867 | ||
868 | } | |
869 | ||
870 | /* Prepare the condition for trigger registration test */ | |
871 | ||
872 | /* Set session name */ | |
873 | if ((1 << mask_position) & i) { | |
874 | condition_status = lttng_condition_buffer_usage_set_session_name( | |
875 | condition, session_name); | |
876 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
877 | loop_ret = 1; | |
878 | goto loop_end; | |
879 | } | |
880 | session_name_set = true; | |
881 | } | |
882 | mask_position++; | |
883 | ||
884 | /* Set channel name */ | |
885 | if ((1 << mask_position) & i) { | |
886 | condition_status = lttng_condition_buffer_usage_set_channel_name( | |
887 | condition, channel_name); | |
888 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
889 | loop_ret = 1; | |
890 | goto loop_end; | |
891 | } | |
892 | channel_name_set = true; | |
893 | } | |
894 | mask_position++; | |
895 | ||
896 | /* Set threshold ratio */ | |
897 | if ((1 << mask_position) & i) { | |
898 | condition_status = lttng_condition_buffer_usage_set_threshold_ratio( | |
899 | condition, 0.0); | |
900 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
901 | loop_ret = 1; | |
902 | goto loop_end; | |
903 | } | |
904 | threshold_ratio_set = true; | |
905 | } | |
906 | mask_position++; | |
907 | ||
908 | /* Set threshold byte */ | |
909 | if ((1 << mask_position) & i) { | |
910 | condition_status = lttng_condition_buffer_usage_set_threshold( | |
911 | condition, 0); | |
912 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
913 | loop_ret = 1; | |
914 | goto loop_end; | |
915 | } | |
916 | threshold_byte_set = true; | |
917 | } | |
918 | mask_position++; | |
919 | ||
920 | /* Set domain type */ | |
921 | if ((1 << mask_position) & i) { | |
922 | condition_status = lttng_condition_buffer_usage_set_domain_type( | |
923 | condition, LTTNG_DOMAIN_UST); | |
924 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
925 | loop_ret = 1; | |
926 | goto loop_end; | |
927 | } | |
928 | domain_type_set = true; | |
929 | } | |
930 | ||
931 | /* Safety check */ | |
932 | if (mask_position != test_vector_size -1) { | |
933 | assert("Logic error for test vector generation"); | |
934 | } | |
935 | ||
936 | loop_ret = asprintf(&test_tuple_string, "session name %s, channel name %s, threshold ratio %s, threshold byte %s, domain type %s", | |
937 | session_name_set ? "set" : "unset", | |
938 | channel_name_set ? "set" : "unset", | |
939 | threshold_ratio_set ? "set" : "unset", | |
940 | threshold_byte_set ? "set" : "unset", | |
941 | domain_type_set? "set" : "unset"); | |
942 | if (!test_tuple_string || loop_ret < 0) { | |
943 | loop_ret = 1; | |
944 | goto loop_end; | |
945 | } | |
946 | ||
947 | /* Create trigger */ | |
948 | trigger = lttng_trigger_create(condition, action); | |
949 | if (!trigger) { | |
950 | loop_ret = 1; | |
951 | goto loop_end; | |
952 | } | |
953 | ||
954 | loop_ret = lttng_register_trigger(trigger); | |
955 | ||
956 | loop_end: | |
957 | if (loop_ret == 1) { | |
958 | fail("Setup error occurred for tuple: %s", test_tuple_string); | |
959 | goto loop_cleanup; | |
960 | } | |
961 | ||
962 | /* This combination happens three times */ | |
963 | if (session_name_set && channel_name_set | |
964 | && (threshold_ratio_set || threshold_byte_set) | |
965 | && domain_type_set) { | |
966 | ok(loop_ret == 0, "Trigger is registered: %s", test_tuple_string); | |
967 | ||
968 | /* | |
969 | * Test that a trigger cannot be registered | |
970 | * multiple time. | |
971 | */ | |
972 | loop_ret = lttng_register_trigger(trigger); | |
973 | ok(loop_ret == -LTTNG_ERR_TRIGGER_EXISTS, "Re-register trigger fails as expected: %s", test_tuple_string); | |
974 | ||
975 | /* Test that a trigger can be unregistered */ | |
976 | loop_ret = lttng_unregister_trigger(trigger); | |
977 | ok(loop_ret == 0, "Unregister trigger: %s", test_tuple_string); | |
978 | ||
979 | /* | |
980 | * Test that unregistration of a non-previously | |
981 | * registered trigger fail. | |
982 | */ | |
983 | loop_ret = lttng_unregister_trigger(trigger); | |
984 | ok(loop_ret == -LTTNG_ERR_TRIGGER_NOT_FOUND, "Unregister of a non-registered trigger fails as expected: %s", test_tuple_string); | |
985 | } else { | |
986 | ok(loop_ret == -LTTNG_ERR_INVALID_TRIGGER, "Trigger is invalid as expected and cannot be registered: %s", test_tuple_string); | |
987 | } | |
988 | ||
989 | loop_cleanup: | |
990 | free(test_tuple_string); | |
991 | lttng_trigger_destroy(trigger); | |
992 | lttng_condition_destroy(condition); | |
993 | } | |
994 | ||
995 | end: | |
996 | lttng_action_destroy(action); | |
997 | } | |
998 | ||
999 | static | |
1000 | void wait_data_pending(const char *session_name) | |
1001 | { | |
1002 | int ret; | |
1003 | ||
1004 | do { | |
1005 | ret = lttng_data_pending(session_name); | |
1006 | assert(ret >= 0); | |
1007 | } while (ret != 0); | |
1008 | } | |
1009 | ||
1010 | static | |
1011 | int setup_buffer_usage_condition(struct lttng_condition *condition, | |
1012 | const char *condition_name, | |
1013 | const char *session_name, | |
1014 | const char *channel_name, | |
1015 | const enum lttng_domain_type domain_type) | |
1016 | { | |
1017 | enum lttng_condition_status condition_status; | |
1018 | int ret = 0; | |
1019 | ||
1020 | condition_status = lttng_condition_buffer_usage_set_session_name( | |
1021 | condition, session_name); | |
1022 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
1023 | fail("Error setting session name on %s creation", condition_name); | |
1024 | ret = -1; | |
1025 | goto end; | |
1026 | } | |
1027 | ||
1028 | condition_status = lttng_condition_buffer_usage_set_channel_name( | |
1029 | condition, channel_name); | |
1030 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
1031 | fail("Error setting channel name on %s creation", condition_name); | |
1032 | ret = -1; | |
1033 | goto end; | |
1034 | } | |
1035 | ||
1036 | condition_status = lttng_condition_buffer_usage_set_domain_type( | |
1037 | condition, domain_type); | |
1038 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
1039 | fail("Error setting domain type on %s creation", condition_name); | |
1040 | ret = -1; | |
1041 | goto end; | |
1042 | } | |
1043 | ||
1044 | end: | |
1045 | return ret; | |
1046 | } | |
1047 | ||
1048 | static | |
1049 | void test_invalid_channel_subscription( | |
1050 | const enum lttng_domain_type domain_type) | |
1051 | { | |
1052 | enum lttng_condition_status condition_status; | |
1053 | enum lttng_notification_channel_status nc_status; | |
1054 | struct lttng_condition *dummy_condition = NULL; | |
1055 | struct lttng_condition *dummy_invalid_condition = NULL; | |
1056 | struct lttng_notification_channel *notification_channel = NULL; | |
1057 | int ret = 0; | |
1058 | ||
1059 | notification_channel = lttng_notification_channel_create( | |
1060 | lttng_session_daemon_notification_endpoint); | |
1061 | ok(notification_channel, "Notification channel object creation"); | |
1062 | if (!notification_channel) { | |
1063 | goto end; | |
1064 | } | |
1065 | ||
1066 | /* | |
1067 | * Create a dummy, empty (thus invalid) condition to test error paths. | |
1068 | */ | |
1069 | dummy_invalid_condition = lttng_condition_buffer_usage_low_create(); | |
1070 | if (!dummy_invalid_condition) { | |
1071 | fail("Setup error on condition creation"); | |
1072 | goto end; | |
1073 | } | |
1074 | ||
1075 | /* | |
1076 | * Test subscription and unsubscription of an invalid condition to/from | |
1077 | * a channel. | |
1078 | */ | |
1079 | nc_status = lttng_notification_channel_subscribe( | |
1080 | notification_channel, dummy_invalid_condition); | |
1081 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, | |
1082 | "Subscribing to an invalid condition"); | |
1083 | ||
1084 | nc_status = lttng_notification_channel_unsubscribe( | |
1085 | notification_channel, dummy_invalid_condition); | |
1086 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, | |
1087 | "Unsubscribing from an invalid condition"); | |
1088 | ||
1089 | /* Create a valid dummy condition with a ratio of 0.5 */ | |
1090 | dummy_condition = lttng_condition_buffer_usage_low_create(); | |
1091 | if (!dummy_condition) { | |
1092 | fail("Setup error on dummy_condition creation"); | |
1093 | goto end; | |
1094 | } | |
1095 | ||
1096 | condition_status = lttng_condition_buffer_usage_set_threshold_ratio( | |
1097 | dummy_condition, 0.5); | |
1098 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
1099 | fail("Setup error on condition creation"); | |
1100 | goto end; | |
1101 | } | |
1102 | ||
1103 | ret = setup_buffer_usage_condition(dummy_condition, "dummy_condition", | |
1104 | "dummy_session", "dummy_channel", domain_type); | |
1105 | if (ret) { | |
1106 | fail("Setup error on dummy condition creation"); | |
1107 | goto end; | |
1108 | } | |
1109 | ||
1110 | /* | |
1111 | * Test subscription and unsubscription to/from a channel with invalid | |
1112 | * parameters. | |
1113 | */ | |
1114 | nc_status = lttng_notification_channel_subscribe(NULL, NULL); | |
1115 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, | |
1116 | "Notification channel subscription is invalid: NULL, NULL"); | |
1117 | ||
1118 | nc_status = lttng_notification_channel_subscribe( | |
1119 | notification_channel, NULL); | |
1120 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, | |
1121 | "Notification channel subscription is invalid: NON-NULL, NULL"); | |
1122 | ||
1123 | nc_status = lttng_notification_channel_subscribe(NULL, dummy_condition); | |
1124 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, | |
1125 | "Notification channel subscription is invalid: NULL, NON-NULL"); | |
1126 | ||
1127 | nc_status = lttng_notification_channel_unsubscribe( | |
1128 | notification_channel, dummy_condition); | |
1129 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_UNKNOWN_CONDITION, | |
1130 | "Unsubscribing from a valid unknown condition"); | |
1131 | ||
1132 | end: | |
1133 | lttng_notification_channel_destroy(notification_channel); | |
1134 | lttng_condition_destroy(dummy_invalid_condition); | |
1135 | lttng_condition_destroy(dummy_condition); | |
1136 | return; | |
1137 | } | |
1138 | ||
1139 | enum buffer_usage_type { | |
1140 | BUFFER_USAGE_TYPE_LOW, | |
1141 | BUFFER_USAGE_TYPE_HIGH, | |
1142 | }; | |
1143 | ||
1144 | static int register_buffer_usage_notify_trigger(const char *session_name, | |
1145 | const char *channel_name, | |
1146 | const enum lttng_domain_type domain_type, | |
1147 | enum buffer_usage_type buffer_usage_type, | |
1148 | double ratio, | |
1149 | struct lttng_condition **condition, | |
1150 | struct lttng_action **action, | |
1151 | struct lttng_trigger **trigger) | |
1152 | { | |
1153 | enum lttng_condition_status condition_status; | |
1154 | struct lttng_action *tmp_action = NULL; | |
1155 | struct lttng_condition *tmp_condition = NULL; | |
1156 | struct lttng_trigger *tmp_trigger = NULL; | |
1157 | int ret = 0; | |
1158 | ||
1159 | /* Set-up */ | |
1160 | tmp_action = lttng_action_notify_create(); | |
1161 | if (!action) { | |
1162 | fail("Setup error on action creation"); | |
1163 | ret = -1; | |
1164 | goto error; | |
1165 | } | |
1166 | ||
1167 | if (buffer_usage_type == BUFFER_USAGE_TYPE_LOW) { | |
1168 | tmp_condition = lttng_condition_buffer_usage_low_create(); | |
1169 | } else { | |
1170 | tmp_condition = lttng_condition_buffer_usage_high_create(); | |
1171 | } | |
1172 | ||
1173 | if (!tmp_condition) { | |
1174 | fail("Setup error on condition creation"); | |
1175 | ret = -1; | |
1176 | goto error; | |
1177 | } | |
1178 | ||
1179 | /* Set the buffer usage threashold */ | |
1180 | condition_status = lttng_condition_buffer_usage_set_threshold_ratio( | |
1181 | tmp_condition, ratio); | |
1182 | if (condition_status != LTTNG_CONDITION_STATUS_OK) { | |
1183 | fail("Setup error on condition creation"); | |
1184 | ret = -1; | |
1185 | goto error; | |
1186 | } | |
1187 | ||
1188 | ret = setup_buffer_usage_condition(tmp_condition, "condition_name", | |
1189 | session_name, channel_name, domain_type); | |
1190 | if (ret) { | |
1191 | fail("Setup error on condition creation"); | |
1192 | ret = -1; | |
1193 | goto error; | |
1194 | } | |
1195 | ||
1196 | /* Register the triggers for condition */ | |
1197 | tmp_trigger = lttng_trigger_create(tmp_condition, tmp_action); | |
1198 | if (!tmp_trigger) { | |
1199 | fail("Setup error on trigger creation"); | |
1200 | ret = -1; | |
1201 | goto error; | |
1202 | } | |
1203 | ||
1204 | ret = lttng_register_trigger(tmp_trigger); | |
1205 | if (ret) { | |
1206 | fail("Setup error on trigger registration"); | |
1207 | ret = -1; | |
1208 | goto error; | |
1209 | } | |
1210 | ||
1211 | *condition = tmp_condition; | |
1212 | *trigger = tmp_trigger; | |
1213 | *action = tmp_action; | |
1214 | goto end; | |
1215 | ||
1216 | error: | |
1217 | lttng_action_destroy(tmp_action); | |
1218 | lttng_condition_destroy(tmp_condition); | |
1219 | lttng_trigger_destroy(tmp_trigger); | |
1220 | ||
1221 | end: | |
1222 | return ret; | |
1223 | } | |
1224 | ||
1225 | static void test_subscription_twice(const char *session_name, | |
1226 | const char *channel_name, | |
1227 | const enum lttng_domain_type domain_type) | |
1228 | { | |
1229 | int ret = 0; | |
1230 | enum lttng_notification_channel_status nc_status; | |
1231 | ||
1232 | struct lttng_action *action = NULL; | |
1233 | struct lttng_notification_channel *notification_channel = NULL; | |
1234 | struct lttng_trigger *trigger = NULL; | |
1235 | ||
1236 | struct lttng_condition *condition = NULL; | |
1237 | ||
1238 | ret = register_buffer_usage_notify_trigger(session_name, channel_name, | |
1239 | domain_type, BUFFER_USAGE_TYPE_LOW, 0.99, &condition, | |
1240 | &action, &trigger); | |
1241 | if (ret) { | |
1242 | fail("Setup error on trigger registration"); | |
1243 | goto end; | |
1244 | } | |
1245 | ||
1246 | /* Begin testing. */ | |
1247 | notification_channel = lttng_notification_channel_create( | |
1248 | lttng_session_daemon_notification_endpoint); | |
1249 | ok(notification_channel, "Notification channel object creation"); | |
1250 | if (!notification_channel) { | |
1251 | goto end; | |
1252 | } | |
1253 | ||
1254 | /* Subscribe a valid condition. */ | |
1255 | nc_status = lttng_notification_channel_subscribe( | |
1256 | notification_channel, condition); | |
1257 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1258 | "Subscribe to condition"); | |
1259 | ||
1260 | /* Subscribing again should fail. */ | |
1261 | nc_status = lttng_notification_channel_subscribe( | |
1262 | notification_channel, condition); | |
1263 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_ALREADY_SUBSCRIBED, | |
1264 | "Subscribe to a condition for which subscription was already done"); | |
1265 | ||
1266 | end: | |
1267 | lttng_unregister_trigger(trigger); | |
1268 | lttng_trigger_destroy(trigger); | |
1269 | lttng_notification_channel_destroy(notification_channel); | |
1270 | lttng_action_destroy(action); | |
1271 | lttng_condition_destroy(condition); | |
1272 | } | |
1273 | ||
1274 | static void test_buffer_usage_notification_channel(const char *session_name, | |
1275 | const char *channel_name, | |
1276 | const enum lttng_domain_type domain_type, | |
1277 | const char **argv) | |
1278 | { | |
1279 | int ret = 0; | |
1280 | enum lttng_notification_channel_status nc_status; | |
1281 | ||
1282 | struct lttng_action *low_action = NULL; | |
1283 | struct lttng_action *high_action = NULL; | |
1284 | struct lttng_notification *notification = NULL; | |
1285 | struct lttng_notification_channel *notification_channel = NULL; | |
1286 | struct lttng_trigger *low_trigger = NULL; | |
1287 | struct lttng_trigger *high_trigger = NULL; | |
1288 | ||
1289 | struct lttng_condition *low_condition = NULL; | |
1290 | struct lttng_condition *high_condition = NULL; | |
1291 | ||
1292 | double low_ratio = 0.0; | |
1293 | /* This is not 99 since we can end up in scenario where an event is | |
1294 | * bigger than 1% of the buffer and hence the buffer ratio will never | |
1295 | * trigger since the event will always be discarder by the tracer. | |
1296 | */ | |
1297 | ||
1298 | double high_ratio = 0.90; | |
1299 | ||
1300 | ret = register_buffer_usage_notify_trigger(session_name, channel_name, | |
1301 | domain_type, BUFFER_USAGE_TYPE_LOW, low_ratio, | |
1302 | &low_condition, &low_action, &low_trigger); | |
1303 | if (ret) { | |
1304 | fail("Setup error on low trigger registration"); | |
1305 | goto end; | |
1306 | } | |
1307 | ||
1308 | ret = register_buffer_usage_notify_trigger(session_name, channel_name, | |
1309 | domain_type, BUFFER_USAGE_TYPE_HIGH, high_ratio, | |
1310 | &high_condition, &high_action, &high_trigger); | |
1311 | if (ret) { | |
1312 | fail("Setup error on high trigger registration"); | |
1313 | goto end; | |
1314 | } | |
1315 | ||
1316 | /* Begin testing */ | |
1317 | notification_channel = lttng_notification_channel_create( | |
1318 | lttng_session_daemon_notification_endpoint); | |
1319 | ok(notification_channel, "Notification channel object creation"); | |
1320 | if (!notification_channel) { | |
1321 | goto end; | |
1322 | } | |
1323 | ||
1324 | /* Subscribe a valid low condition */ | |
1325 | nc_status = lttng_notification_channel_subscribe( | |
1326 | notification_channel, low_condition); | |
1327 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1328 | "Subscribe to low condition"); | |
1329 | ||
1330 | /* Subscribe a valid high condition */ | |
1331 | nc_status = lttng_notification_channel_subscribe( | |
1332 | notification_channel, high_condition); | |
1333 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1334 | "Subscribe to high condition"); | |
1335 | ||
1336 | resume_application(); | |
1337 | ||
1338 | /* Wait for notification to happen */ | |
1339 | stop_consumer(argv); | |
1340 | lttng_start_tracing(session_name); | |
1341 | ||
1342 | /* Wait for high notification */ | |
1343 | do { | |
1344 | nc_status = lttng_notification_channel_get_next_notification( | |
1345 | notification_channel, ¬ification); | |
1346 | } while (nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INTERRUPTED); | |
1347 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && | |
1348 | lttng_condition_get_type(lttng_notification_get_condition( | |
1349 | notification)) == | |
1350 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH, | |
1351 | "High notification received after intermediary communication"); | |
1352 | lttng_notification_destroy(notification); | |
1353 | notification = NULL; | |
1354 | ||
1355 | suspend_application(); | |
1356 | lttng_stop_tracing_no_wait(session_name); | |
1357 | resume_consumer(argv); | |
1358 | wait_data_pending(session_name); | |
1359 | ||
1360 | /* | |
1361 | * Test that communication still work even if there is notification | |
1362 | * waiting for consumption. | |
1363 | */ | |
1364 | ||
1365 | nc_status = lttng_notification_channel_unsubscribe( | |
1366 | notification_channel, low_condition); | |
1367 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1368 | "Unsubscribe with pending notification"); | |
1369 | ||
1370 | nc_status = lttng_notification_channel_subscribe( | |
1371 | notification_channel, low_condition); | |
1372 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1373 | "Subscribe with pending notification"); | |
1374 | ||
1375 | do { | |
1376 | nc_status = lttng_notification_channel_get_next_notification( | |
1377 | notification_channel, ¬ification); | |
1378 | } while (nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INTERRUPTED); | |
1379 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && | |
1380 | lttng_condition_get_type(lttng_notification_get_condition( | |
1381 | notification)) == | |
1382 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW, | |
1383 | "Low notification received after intermediary communication"); | |
1384 | lttng_notification_destroy(notification); | |
1385 | notification = NULL; | |
1386 | ||
1387 | /* Stop consumer to force a high notification */ | |
1388 | stop_consumer(argv); | |
1389 | resume_application(); | |
1390 | lttng_start_tracing(session_name); | |
1391 | ||
1392 | do { | |
1393 | nc_status = lttng_notification_channel_get_next_notification( | |
1394 | notification_channel, ¬ification); | |
1395 | } while (nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INTERRUPTED); | |
1396 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && | |
1397 | lttng_condition_get_type(lttng_notification_get_condition( | |
1398 | notification)) == | |
1399 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH, | |
1400 | "High notification received after intermediary communication"); | |
1401 | lttng_notification_destroy(notification); | |
1402 | notification = NULL; | |
1403 | ||
1404 | suspend_application(); | |
1405 | lttng_stop_tracing_no_wait(session_name); | |
1406 | resume_consumer(argv); | |
1407 | wait_data_pending(session_name); | |
1408 | ||
1409 | do { | |
1410 | nc_status = lttng_notification_channel_get_next_notification( | |
1411 | notification_channel, ¬ification); | |
1412 | } while (nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INTERRUPTED); | |
1413 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && | |
1414 | lttng_condition_get_type(lttng_notification_get_condition( | |
1415 | notification)) == | |
1416 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW, | |
1417 | "Low notification received after re-subscription"); | |
1418 | lttng_notification_destroy(notification); | |
1419 | notification = NULL; | |
1420 | ||
1421 | stop_consumer(argv); | |
1422 | resume_application(); | |
1423 | /* Stop consumer to force a high notification */ | |
1424 | lttng_start_tracing(session_name); | |
1425 | ||
1426 | do { | |
1427 | nc_status = lttng_notification_channel_get_next_notification( | |
1428 | notification_channel, ¬ification); | |
1429 | } while (nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INTERRUPTED); | |
1430 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && | |
1431 | lttng_condition_get_type(lttng_notification_get_condition( | |
1432 | notification)) == | |
1433 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH, | |
1434 | "High notification"); | |
1435 | lttng_notification_destroy(notification); | |
1436 | notification = NULL; | |
1437 | ||
1438 | suspend_application(); | |
1439 | ||
1440 | /* Resume consumer to allow event consumption */ | |
1441 | lttng_stop_tracing_no_wait(session_name); | |
1442 | resume_consumer(argv); | |
1443 | wait_data_pending(session_name); | |
1444 | ||
1445 | nc_status = lttng_notification_channel_unsubscribe( | |
1446 | notification_channel, low_condition); | |
1447 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1448 | "Unsubscribe low condition with pending notification"); | |
1449 | ||
1450 | nc_status = lttng_notification_channel_unsubscribe( | |
1451 | notification_channel, high_condition); | |
1452 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1453 | "Unsubscribe high condition with pending notification"); | |
1454 | ||
1455 | end: | |
1456 | lttng_notification_channel_destroy(notification_channel); | |
1457 | lttng_trigger_destroy(low_trigger); | |
1458 | lttng_trigger_destroy(high_trigger); | |
1459 | lttng_action_destroy(low_action); | |
1460 | lttng_action_destroy(high_action); | |
1461 | lttng_condition_destroy(low_condition); | |
1462 | lttng_condition_destroy(high_condition); | |
1463 | } | |
1464 | ||
1465 | static void create_tracepoint_event_rule_trigger(const char *event_pattern, | |
1466 | const char *trigger_name, | |
1467 | const char *filter, | |
1468 | unsigned int exclusion_count, | |
1469 | const char **exclusions, | |
1470 | enum lttng_domain_type domain_type, | |
1471 | condition_capture_desc_cb capture_desc_cb, | |
1472 | struct lttng_condition **condition, | |
1473 | struct lttng_action **action, | |
1474 | struct lttng_trigger **trigger) | |
1475 | { | |
1476 | enum lttng_event_rule_status event_rule_status; | |
1477 | enum lttng_trigger_status trigger_status; | |
1478 | ||
1479 | struct lttng_action *tmp_action = NULL; | |
1480 | struct lttng_event_rule *event_rule = NULL; | |
1481 | struct lttng_condition *tmp_condition = NULL; | |
1482 | struct lttng_trigger *tmp_trigger = NULL; | |
1483 | int ret; | |
1484 | ||
1485 | assert(event_pattern); | |
1486 | assert(trigger_name); | |
1487 | assert(condition); | |
1488 | assert(trigger); | |
1489 | ||
1490 | event_rule = lttng_event_rule_tracepoint_create(domain_type); | |
1491 | ok(event_rule, "Tracepoint event rule object creation"); | |
1492 | ||
1493 | event_rule_status = lttng_event_rule_tracepoint_set_pattern( | |
1494 | event_rule, event_pattern); | |
1495 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
1496 | "Setting tracepoint event rule pattern: %s", | |
1497 | event_pattern); | |
1498 | ||
1499 | if (filter) { | |
1500 | event_rule_status = lttng_event_rule_tracepoint_set_filter( | |
1501 | event_rule, filter); | |
1502 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
1503 | "Setting tracepoint event rule filter: %s", | |
1504 | filter); | |
1505 | } | |
1506 | ||
1507 | if (exclusions) { | |
1508 | int i; | |
1509 | bool success = true; | |
1510 | assert(domain_type == LTTNG_DOMAIN_UST); | |
1511 | assert(exclusion_count > 0); | |
1512 | ||
1513 | for (i = 0; i < exclusion_count; i++) { | |
1514 | event_rule_status = | |
1515 | lttng_event_rule_tracepoint_add_exclusion( | |
1516 | event_rule, | |
1517 | exclusions[i]); | |
1518 | if (event_rule_status != LTTNG_EVENT_RULE_STATUS_OK) { | |
1519 | fail("Setting tracepoint event rule exclusion \"%s\".", | |
1520 | exclusions[i]); | |
1521 | success = false; | |
1522 | } | |
1523 | } | |
1524 | ok(success, "Setting tracepoint event rule exclusions"); | |
1525 | } | |
1526 | ||
1527 | tmp_condition = lttng_condition_event_rule_create(event_rule); | |
1528 | ok(tmp_condition, "Condition event rule object creation"); | |
1529 | ||
1530 | if (capture_desc_cb) { | |
1531 | ret = capture_desc_cb(tmp_condition); | |
1532 | if (ret) { | |
1533 | assert("Generating the condition capture descriptor"); | |
1534 | } | |
1535 | } | |
1536 | ||
1537 | tmp_action = lttng_action_notify_create(); | |
1538 | ok(tmp_action, "Action event rule object creation"); | |
1539 | ||
1540 | tmp_trigger = lttng_trigger_create(tmp_condition, tmp_action); | |
1541 | ok(tmp_trigger, "Trigger object creation %s", trigger_name); | |
1542 | ||
1543 | trigger_status = lttng_trigger_set_name(tmp_trigger, trigger_name); | |
1544 | ok(trigger_status == LTTNG_TRIGGER_STATUS_OK, | |
1545 | "Setting name to trigger %s", trigger_name); | |
1546 | ||
1547 | ret = lttng_register_trigger(tmp_trigger); | |
1548 | ok(ret == 0, "Trigger registration %s", trigger_name); | |
1549 | ||
1550 | lttng_event_rule_destroy(event_rule); | |
1551 | ||
1552 | *condition = tmp_condition; | |
1553 | *action = tmp_action; | |
1554 | *trigger = tmp_trigger; | |
1555 | ||
1556 | return; | |
1557 | } | |
1558 | ||
1559 | static struct lttng_notification *get_next_notification( | |
1560 | struct lttng_notification_channel *notification_channel) | |
1561 | { | |
1562 | struct lttng_notification *local_notification = NULL; | |
1563 | enum lttng_notification_channel_status status; | |
1564 | ||
1565 | /* Receive the next notification. */ | |
1566 | status = lttng_notification_channel_get_next_notification( | |
1567 | notification_channel, &local_notification); | |
1568 | ||
1569 | switch (status) { | |
1570 | case LTTNG_NOTIFICATION_CHANNEL_STATUS_OK: | |
1571 | break; | |
1572 | case LTTNG_NOTIFICATION_CHANNEL_STATUS_NOTIFICATIONS_DROPPED: | |
1573 | fail("Notifications have been dropped"); | |
1574 | local_notification = NULL; | |
1575 | break; | |
1576 | default: | |
1577 | /* Unhandled conditions / errors. */ | |
1578 | fail("error: Unknown notification channel status\n"); | |
1579 | local_notification = NULL; | |
1580 | break; | |
1581 | } | |
1582 | ||
1583 | return local_notification; | |
1584 | } | |
1585 | ||
1586 | static void test_tracepoint_event_rule_notification( | |
1587 | enum lttng_domain_type domain_type) | |
1588 | { | |
1589 | int i; | |
1590 | int ret; | |
1591 | enum lttng_notification_channel_status nc_status; | |
1592 | ||
1593 | struct lttng_action *action = NULL; | |
1594 | struct lttng_condition *condition = NULL; | |
1595 | struct lttng_notification_channel *notification_channel = NULL; | |
1596 | struct lttng_trigger *trigger = NULL; | |
1597 | const char *trigger_name = "my_precious"; | |
1598 | const char *pattern; | |
434f8068 | 1599 | |
2463b787 JR |
1600 | if (domain_type == LTTNG_DOMAIN_UST) { |
1601 | pattern = "tp:tptest"; | |
1602 | } else { | |
1603 | pattern = "lttng_test_filter_event"; | |
1604 | } | |
434f8068 | 1605 | |
2463b787 JR |
1606 | create_tracepoint_event_rule_trigger(pattern, trigger_name, NULL, 0, |
1607 | NULL, domain_type, NULL, &condition, &action, &trigger); | |
434f8068 | 1608 | |
2463b787 JR |
1609 | notification_channel = lttng_notification_channel_create( |
1610 | lttng_session_daemon_notification_endpoint); | |
1611 | ok(notification_channel, "Notification channel object creation"); | |
434f8068 | 1612 | |
2463b787 JR |
1613 | nc_status = lttng_notification_channel_subscribe( |
1614 | notification_channel, condition); | |
1615 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1616 | "Subscribe to tracepoint event rule condition"); | |
1617 | ||
1618 | resume_application(); | |
1619 | ||
1620 | /* Get 3 notifications */ | |
1621 | for (i = 0; i < 3; i++) { | |
1622 | struct lttng_notification *notification = get_next_notification( | |
1623 | notification_channel); | |
1624 | ok(notification, "Received notification"); | |
1625 | ||
1626 | /* Error */ | |
1627 | if (notification == NULL) { | |
1628 | goto end; | |
434f8068 JR |
1629 | } |
1630 | ||
2463b787 JR |
1631 | ret = validator_notification_trigger_name(notification, trigger_name); |
1632 | lttng_notification_destroy(notification); | |
1633 | if (ret) { | |
1634 | goto end; | |
434f8068 | 1635 | } |
2463b787 | 1636 | } |
434f8068 | 1637 | |
2463b787 JR |
1638 | end: |
1639 | suspend_application(); | |
1640 | lttng_notification_channel_destroy(notification_channel); | |
1641 | lttng_unregister_trigger(trigger); | |
1642 | lttng_trigger_destroy(trigger); | |
1643 | lttng_action_destroy(action); | |
1644 | lttng_condition_destroy(condition); | |
1645 | return; | |
1646 | } | |
434f8068 | 1647 | |
2463b787 JR |
1648 | static void test_tracepoint_event_rule_notification_filter( |
1649 | enum lttng_domain_type domain_type) | |
1650 | { | |
1651 | int i; | |
1652 | enum lttng_notification_channel_status nc_status; | |
434f8068 | 1653 | |
2463b787 JR |
1654 | struct lttng_condition *ctrl_condition = NULL, *condition = NULL; |
1655 | struct lttng_action *ctrl_action = NULL, *action = NULL; | |
1656 | struct lttng_notification_channel *notification_channel = NULL; | |
1657 | struct lttng_trigger *ctrl_trigger = NULL, *trigger = NULL; | |
1658 | const char *ctrl_trigger_name = "control_trigger"; | |
1659 | const char *trigger_name = "trigger"; | |
1660 | const char *pattern; | |
1661 | int ctrl_count = 0, count = 0; | |
1662 | ||
1663 | if (domain_type == LTTNG_DOMAIN_UST) { | |
1664 | pattern = "tp:tptest"; | |
1665 | } else { | |
1666 | pattern = "lttng_test_filter_event"; | |
1667 | } | |
434f8068 | 1668 | |
2463b787 JR |
1669 | notification_channel = lttng_notification_channel_create( |
1670 | lttng_session_daemon_notification_endpoint); | |
1671 | ok(notification_channel, "Notification channel object creation"); | |
434f8068 | 1672 | |
2463b787 JR |
1673 | create_tracepoint_event_rule_trigger(pattern, ctrl_trigger_name, NULL, |
1674 | 0, NULL, domain_type, NULL, &ctrl_condition, | |
1675 | &ctrl_action, &ctrl_trigger); | |
434f8068 | 1676 | |
2463b787 JR |
1677 | nc_status = lttng_notification_channel_subscribe( |
1678 | notification_channel, ctrl_condition); | |
1679 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1680 | "Subscribe to tracepoint event rule condition"); | |
1681 | ||
1682 | /* | |
1683 | * Attach a filter expression to get notification only if the | |
1684 | * `intfield` is even. | |
1685 | */ | |
1686 | create_tracepoint_event_rule_trigger(pattern, trigger_name, | |
1687 | "(intfield & 1) == 0", 0, NULL, domain_type, NULL, | |
1688 | &condition, &action, &trigger); | |
1689 | ||
1690 | nc_status = lttng_notification_channel_subscribe( | |
1691 | notification_channel, condition); | |
1692 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1693 | "Subscribe to tracepoint event rule condition"); | |
1694 | ||
1695 | /* | |
1696 | * We registered 2 notifications triggers, one with a filter and one | |
1697 | * without (control). The one with a filter will only fired when the | |
1698 | * `intfield` is a multiple of 2. We should get two times as many | |
1699 | * control notifications as filter notifications. | |
1700 | */ | |
1701 | resume_application(); | |
1702 | ||
1703 | /* | |
1704 | * Get 3 notifications. We should get 1 for the regular trigger (with | |
1705 | * the filter) and 2 from the control trigger. This works whatever | |
1706 | * the order we receive the notifications. | |
1707 | */ | |
1708 | for (i = 0; i < 3; i++) { | |
1709 | const char *name; | |
1710 | struct lttng_notification *notification = get_next_notification( | |
1711 | notification_channel); | |
1712 | ok(notification, "Received notification"); | |
1713 | ||
1714 | /* Error */ | |
1715 | if (notification == NULL) { | |
1716 | goto end; | |
434f8068 JR |
1717 | } |
1718 | ||
2463b787 JR |
1719 | name = get_notification_trigger_name(notification); |
1720 | if (name == NULL) { | |
1721 | lttng_notification_destroy(notification); | |
1722 | goto end; | |
1723 | } | |
1724 | ||
1725 | if (strcmp(ctrl_trigger_name, name) == 0) { | |
1726 | ctrl_count++; | |
1727 | } else if (strcmp(trigger_name, name) == 0) { | |
1728 | count++; | |
1729 | } | |
1730 | lttng_notification_destroy(notification); | |
434f8068 | 1731 | } |
2463b787 JR |
1732 | ok(ctrl_count / 2 == count, |
1733 | "Get twice as many control notif as of regular notif"); | |
434f8068 JR |
1734 | |
1735 | end: | |
2463b787 JR |
1736 | suspend_application(); |
1737 | lttng_unregister_trigger(trigger); | |
1738 | lttng_unregister_trigger(ctrl_trigger); | |
1739 | lttng_notification_channel_destroy(notification_channel); | |
1740 | lttng_trigger_destroy(trigger); | |
1741 | lttng_trigger_destroy(ctrl_trigger); | |
1742 | lttng_condition_destroy(condition); | |
1743 | lttng_condition_destroy(ctrl_condition); | |
434f8068 | 1744 | lttng_action_destroy(action); |
2463b787 JR |
1745 | lttng_action_destroy(ctrl_action); |
1746 | return; | |
434f8068 JR |
1747 | } |
1748 | ||
2463b787 JR |
1749 | static void test_tracepoint_event_rule_notification_exclusion( |
1750 | enum lttng_domain_type domain_type) | |
ff2b03c8 | 1751 | { |
2463b787 JR |
1752 | enum lttng_notification_channel_status nc_status; |
1753 | struct lttng_condition *ctrl_condition = NULL, *condition = NULL; | |
1754 | struct lttng_action *ctrl_action = NULL, *action = NULL; | |
1755 | struct lttng_notification_channel *notification_channel = NULL; | |
1756 | struct lttng_trigger *ctrl_trigger = NULL, *trigger = NULL; | |
1757 | const char *ctrl_trigger_name = "control_exclusion_trigger"; | |
1758 | const char *trigger_name = "exclusion_trigger"; | |
1759 | const char *pattern = "tp:tptest*"; | |
1760 | const char *exclusions[4] = { | |
1761 | "tp:tptest2", "tp:tptest3", "tp:tptest4", "tp:tptest5"}; | |
1762 | int ctrl_count = 0, count = 0; | |
1763 | int i; | |
1764 | ||
1765 | notification_channel = lttng_notification_channel_create( | |
1766 | lttng_session_daemon_notification_endpoint); | |
1767 | ok(notification_channel, "Notification channel object creation"); | |
ff2b03c8 | 1768 | |
2463b787 JR |
1769 | create_tracepoint_event_rule_trigger(pattern, ctrl_trigger_name, NULL, |
1770 | 0, NULL, domain_type, NULL, &ctrl_condition, | |
1771 | &ctrl_action, &ctrl_trigger); | |
1772 | ||
1773 | nc_status = lttng_notification_channel_subscribe( | |
1774 | notification_channel, ctrl_condition); | |
1775 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1776 | "Subscribe to tracepoint event rule condition"); | |
1777 | ||
1778 | create_tracepoint_event_rule_trigger(pattern, trigger_name, NULL, 4, | |
1779 | exclusions, domain_type, NULL, &condition, &action, | |
1780 | &trigger); | |
1781 | ||
1782 | nc_status = lttng_notification_channel_subscribe( | |
1783 | notification_channel, condition); | |
1784 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1785 | "Subscribe to tracepoint event rule condition"); | |
1786 | ||
1787 | /* | |
1788 | * We registered 2 notifications triggers, one with an exclusion and | |
1789 | * one without (control). | |
1790 | * - The trigger with an exclusion will fire once every iteration. | |
1791 | * - The trigger without an exclusion will fire 5 times every | |
1792 | * iteration. | |
1793 | * | |
1794 | * We should get 5 times as many notifications from the control | |
1795 | * trigger. | |
1796 | */ | |
1797 | resume_application(); | |
1798 | ||
1799 | /* | |
1800 | * Get 6 notifications. We should get 1 for the regular trigger (with | |
1801 | * the exclusion) and 5 from the control trigger. This works whatever | |
1802 | * the order we receive the notifications. | |
1803 | */ | |
1804 | for (i = 0; i < 6; i++) { | |
1805 | const char *name; | |
1806 | struct lttng_notification *notification = get_next_notification( | |
1807 | notification_channel); | |
1808 | ok(notification, "Received notification"); | |
1809 | ||
1810 | /* Error */ | |
1811 | if (notification == NULL) { | |
1812 | goto end; | |
1813 | } | |
1814 | ||
1815 | name = get_notification_trigger_name(notification); | |
1816 | if (name == NULL) { | |
1817 | lttng_notification_destroy(notification); | |
1818 | goto end; | |
1819 | } | |
1820 | ||
1821 | if (strcmp(ctrl_trigger_name, name) == 0) { | |
1822 | ctrl_count++; | |
1823 | } else if (strcmp(trigger_name, name) == 0) { | |
1824 | count++; | |
1825 | } | |
1826 | lttng_notification_destroy(notification); | |
1827 | } | |
1828 | ok(ctrl_count / 5 == count, | |
1829 | "Got 5 times as many control notif as of regular notif"); | |
1830 | ||
1831 | end: | |
1832 | suspend_application(); | |
1833 | lttng_unregister_trigger(trigger); | |
1834 | lttng_unregister_trigger(ctrl_trigger); | |
1835 | lttng_notification_channel_destroy(notification_channel); | |
1836 | lttng_trigger_destroy(trigger); | |
1837 | lttng_trigger_destroy(ctrl_trigger); | |
1838 | lttng_condition_destroy(condition); | |
1839 | lttng_condition_destroy(ctrl_condition); | |
1840 | lttng_action_destroy(action); | |
1841 | lttng_action_destroy(ctrl_action); | |
1842 | return; | |
ff2b03c8 JG |
1843 | } |
1844 | ||
2463b787 JR |
1845 | static void test_kprobe_event_rule_notification( |
1846 | enum lttng_domain_type domain_type) | |
434f8068 | 1847 | { |
434f8068 | 1848 | enum lttng_notification_channel_status nc_status; |
2463b787 JR |
1849 | enum lttng_event_rule_status event_rule_status; |
1850 | enum lttng_trigger_status trigger_status; | |
434f8068 | 1851 | |
434f8068 | 1852 | struct lttng_notification_channel *notification_channel = NULL; |
2463b787 JR |
1853 | struct lttng_condition *condition = NULL; |
1854 | struct lttng_kernel_probe_location *location = NULL; | |
1855 | struct lttng_event_rule *event_rule = NULL; | |
1856 | struct lttng_action *action = NULL; | |
434f8068 | 1857 | struct lttng_trigger *trigger = NULL; |
2463b787 JR |
1858 | const char *trigger_name = "kprobe_trigger"; |
1859 | const char *symbol_name = "_do_fork"; | |
1860 | int i, ret; | |
434f8068 | 1861 | |
434f8068 JR |
1862 | action = lttng_action_notify_create(); |
1863 | if (!action) { | |
1864 | fail("Setup error on action creation"); | |
1865 | goto end; | |
1866 | } | |
1867 | ||
2463b787 JR |
1868 | location = lttng_kernel_probe_location_symbol_create(symbol_name, 0); |
1869 | if (!location) { | |
1870 | fail("Could not create kernel probe location."); | |
434f8068 JR |
1871 | goto end; |
1872 | } | |
1873 | ||
2463b787 JR |
1874 | notification_channel = lttng_notification_channel_create( |
1875 | lttng_session_daemon_notification_endpoint); | |
1876 | ok(notification_channel, "Notification channel object creation"); | |
434f8068 | 1877 | |
2463b787 JR |
1878 | event_rule = lttng_event_rule_kprobe_create(); |
1879 | ok(event_rule, "kprobe event rule object creation"); | |
1880 | ||
1881 | event_rule_status = lttng_event_rule_kprobe_set_location( | |
1882 | event_rule, location); | |
1883 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
1884 | "Setting kprobe event rule location: %s", symbol_name); | |
1885 | ||
1886 | event_rule_status = lttng_event_rule_kprobe_set_name( | |
1887 | event_rule, trigger_name); | |
1888 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
1889 | "Setting kprobe event rule name: %s", trigger_name); | |
1890 | ||
1891 | condition = lttng_condition_event_rule_create(event_rule); | |
1892 | ok(condition, "Condition event rule object creation"); | |
1893 | ||
1894 | /* Register the triggers for condition */ | |
1895 | trigger = lttng_trigger_create(condition, action); | |
1896 | if (!trigger) { | |
1897 | fail("Setup error on trigger creation"); | |
434f8068 JR |
1898 | goto end; |
1899 | } | |
1900 | ||
2463b787 JR |
1901 | trigger_status = lttng_trigger_set_name(trigger, trigger_name); |
1902 | ok(trigger_status == LTTNG_TRIGGER_STATUS_OK, | |
1903 | "Setting name to trigger %s", trigger_name); | |
1904 | ||
1905 | ret = lttng_register_trigger(trigger); | |
1906 | if (ret) { | |
1907 | fail("Setup error on trigger registration"); | |
434f8068 JR |
1908 | goto end; |
1909 | } | |
2463b787 JR |
1910 | |
1911 | nc_status = lttng_notification_channel_subscribe( | |
1912 | notification_channel, condition); | |
1913 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
1914 | "Subscribe to tracepoint event rule condition"); | |
1915 | ||
1916 | resume_application(); | |
1917 | ||
1918 | for (i = 0; i < 3; i++) { | |
1919 | struct lttng_notification *notification = get_next_notification( | |
1920 | notification_channel); | |
1921 | ok(notification, "Received notification"); | |
1922 | ||
1923 | /* Error */ | |
1924 | if (notification == NULL) { | |
1925 | goto end; | |
1926 | } | |
1927 | ||
1928 | ret = validator_notification_trigger_name(notification, trigger_name); | |
1929 | lttng_notification_destroy(notification); | |
1930 | if (ret) { | |
1931 | goto end; | |
1932 | } | |
1933 | } | |
1934 | ||
1935 | end: | |
1936 | suspend_application(); | |
1937 | lttng_notification_channel_destroy(notification_channel); | |
1938 | lttng_unregister_trigger(trigger); | |
1939 | lttng_trigger_destroy(trigger); | |
1940 | lttng_action_destroy(action); | |
1941 | lttng_event_rule_destroy(event_rule); | |
1942 | lttng_condition_destroy(condition); | |
1943 | lttng_kernel_probe_location_destroy(location); | |
1944 | return; | |
1945 | } | |
1946 | ||
1947 | static void test_uprobe_event_rule_notification( | |
1948 | enum lttng_domain_type domain_type, | |
1949 | const char *testapp_path, | |
1950 | const char *test_symbol_name) | |
1951 | { | |
1952 | enum lttng_notification_channel_status nc_status; | |
1953 | enum lttng_event_rule_status event_rule_status; | |
1954 | enum lttng_trigger_status trigger_status; | |
1955 | ||
1956 | struct lttng_notification_channel *notification_channel = NULL; | |
1957 | struct lttng_userspace_probe_location *probe_location = NULL; | |
1958 | struct lttng_userspace_probe_location_lookup_method *lookup_method = | |
1959 | NULL; | |
1960 | struct lttng_condition *condition = NULL; | |
1961 | struct lttng_event_rule *event_rule = NULL; | |
1962 | struct lttng_action *action = NULL; | |
1963 | struct lttng_trigger *trigger = NULL; | |
1964 | const char *trigger_name = "uprobe_trigger"; | |
1965 | int i, ret; | |
1966 | ||
1967 | action = lttng_action_notify_create(); | |
1968 | if (!action) { | |
1969 | fail("Setup error on action creation"); | |
434f8068 JR |
1970 | goto end; |
1971 | } | |
2463b787 JR |
1972 | |
1973 | lookup_method = lttng_userspace_probe_location_lookup_method_function_elf_create(); | |
1974 | if (!lookup_method) { | |
1975 | fail("Setup error on userspace probe lookup method creation"); | |
434f8068 JR |
1976 | goto end; |
1977 | } | |
1978 | ||
2463b787 JR |
1979 | probe_location = lttng_userspace_probe_location_function_create( |
1980 | testapp_path, test_symbol_name, lookup_method); | |
1981 | if (!probe_location) { | |
1982 | fail("Setup error on userspace probe location creation"); | |
434f8068 JR |
1983 | goto end; |
1984 | } | |
2463b787 JR |
1985 | |
1986 | notification_channel = lttng_notification_channel_create( | |
1987 | lttng_session_daemon_notification_endpoint); | |
1988 | ok(notification_channel, "Notification channel object creation"); | |
1989 | ||
1990 | event_rule = lttng_event_rule_uprobe_create(); | |
1991 | ok(event_rule, "kprobe event rule object creation"); | |
1992 | ||
1993 | event_rule_status = lttng_event_rule_uprobe_set_location( | |
1994 | event_rule, probe_location); | |
1995 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
1996 | "Setting uprobe event rule location"); | |
1997 | ||
1998 | event_rule_status = lttng_event_rule_uprobe_set_name( | |
1999 | event_rule, trigger_name); | |
2000 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
2001 | "Setting uprobe event rule name: %s", trigger_name); | |
2002 | ||
2003 | condition = lttng_condition_event_rule_create(event_rule); | |
2004 | ok(condition, "Condition event rule object creation"); | |
2005 | ||
2006 | /* Register the triggers for condition */ | |
2007 | trigger = lttng_trigger_create(condition, action); | |
2008 | if (!trigger) { | |
2009 | fail("Setup error on trigger creation"); | |
434f8068 JR |
2010 | goto end; |
2011 | } | |
2012 | ||
2463b787 JR |
2013 | trigger_status = lttng_trigger_set_name(trigger, trigger_name); |
2014 | ok(trigger_status == LTTNG_TRIGGER_STATUS_OK, | |
2015 | "Setting name to trigger %s", trigger_name); | |
2016 | ||
2017 | ret = lttng_register_trigger(trigger); | |
2018 | if (ret) { | |
2019 | fail("Setup error on trigger registration"); | |
434f8068 JR |
2020 | goto end; |
2021 | } | |
2463b787 JR |
2022 | |
2023 | nc_status = lttng_notification_channel_subscribe( | |
2024 | notification_channel, condition); | |
2025 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
2026 | "Subscribe to tracepoint event rule condition"); | |
2027 | ||
2028 | resume_application(); | |
2029 | ||
2030 | for (i = 0; i < 3; i++) { | |
2031 | struct lttng_notification *notification = get_next_notification( | |
2032 | notification_channel); | |
2033 | ok(notification, "Received notification"); | |
2034 | ||
2035 | /* Error */ | |
2036 | if (notification == NULL) { | |
2037 | goto end; | |
2038 | } | |
2039 | ||
2040 | ret = validator_notification_trigger_name(notification, trigger_name); | |
2041 | lttng_notification_destroy(notification); | |
2042 | if (ret) { | |
2043 | goto end; | |
2044 | } | |
2045 | } | |
2046 | end: | |
2047 | suspend_application(); | |
2048 | lttng_notification_channel_destroy(notification_channel); | |
2049 | lttng_unregister_trigger(trigger); | |
2050 | lttng_trigger_destroy(trigger); | |
2051 | lttng_action_destroy(action); | |
2052 | lttng_event_rule_destroy(event_rule); | |
2053 | lttng_condition_destroy(condition); | |
2054 | return; | |
2055 | } | |
2056 | ||
2057 | static void test_syscall_event_rule_notification( | |
2058 | enum lttng_domain_type domain_type) | |
2059 | { | |
2060 | enum lttng_notification_channel_status nc_status; | |
2061 | enum lttng_event_rule_status event_rule_status; | |
2062 | enum lttng_trigger_status trigger_status; | |
2063 | ||
2064 | struct lttng_notification_channel *notification_channel = NULL; | |
2065 | struct lttng_condition *condition = NULL; | |
2066 | struct lttng_event_rule *event_rule = NULL; | |
2067 | struct lttng_action *action = NULL; | |
2068 | struct lttng_trigger *trigger = NULL; | |
2069 | const char *trigger_name = "syscall_trigger"; | |
2070 | const char *syscall_name = "openat"; | |
2071 | int i, ret; | |
2072 | ||
2073 | action = lttng_action_notify_create(); | |
2074 | if (!action) { | |
2075 | fail("Setup error on action creation"); | |
434f8068 JR |
2076 | goto end; |
2077 | } | |
434f8068 | 2078 | |
2463b787 JR |
2079 | notification_channel = lttng_notification_channel_create( |
2080 | lttng_session_daemon_notification_endpoint); | |
2081 | ok(notification_channel, "Notification channel object creation"); | |
434f8068 | 2082 | |
2463b787 JR |
2083 | event_rule = lttng_event_rule_syscall_create(); |
2084 | ok(event_rule, "syscall event rule object creation"); | |
434f8068 | 2085 | |
2463b787 JR |
2086 | event_rule_status = lttng_event_rule_syscall_set_pattern( |
2087 | event_rule, syscall_name); | |
2088 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
2089 | "Setting syscall event rule pattern: %s", syscall_name); | |
2090 | ||
2091 | condition = lttng_condition_event_rule_create(event_rule); | |
2092 | ok(condition, "Condition event rule object creation"); | |
2093 | ||
2094 | /* Register the triggers for condition */ | |
2095 | trigger = lttng_trigger_create(condition, action); | |
2096 | if (!trigger) { | |
2097 | fail("Setup error on trigger creation"); | |
434f8068 JR |
2098 | goto end; |
2099 | } | |
2100 | ||
2463b787 JR |
2101 | trigger_status = lttng_trigger_set_name(trigger, trigger_name); |
2102 | ok(trigger_status == LTTNG_TRIGGER_STATUS_OK, | |
2103 | "Setting name to trigger %s", trigger_name); | |
2104 | ||
2105 | ret = lttng_register_trigger(trigger); | |
2106 | if (ret) { | |
2107 | fail("Setup error on trigger registration"); | |
434f8068 JR |
2108 | goto end; |
2109 | } | |
2463b787 JR |
2110 | |
2111 | nc_status = lttng_notification_channel_subscribe( | |
2112 | notification_channel, condition); | |
2113 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
2114 | "Subscribe to tracepoint event rule condition"); | |
2115 | ||
2116 | resume_application(); | |
2117 | ||
2118 | for (i = 0; i < 3; i++) { | |
2119 | struct lttng_notification *notification = get_next_notification( | |
2120 | notification_channel); | |
2121 | ok(notification, "Received notification"); | |
2122 | ||
2123 | /* Error */ | |
2124 | if (notification == NULL) { | |
2125 | goto end; | |
2126 | } | |
2127 | ||
2128 | ret = validator_notification_trigger_name(notification, trigger_name); | |
2129 | lttng_notification_destroy(notification); | |
2130 | if (ret) { | |
2131 | goto end; | |
2132 | } | |
434f8068 | 2133 | } |
2463b787 JR |
2134 | end: |
2135 | suspend_application(); | |
2136 | lttng_notification_channel_destroy(notification_channel); | |
2137 | lttng_unregister_trigger(trigger); | |
2138 | lttng_trigger_destroy(trigger); | |
2139 | lttng_action_destroy(action); | |
2140 | lttng_condition_destroy(condition); | |
2141 | return; | |
2142 | } | |
2143 | ||
2144 | static void test_syscall_event_rule_notification_filter( | |
2145 | enum lttng_domain_type domain_type) | |
2146 | { | |
2147 | enum lttng_notification_channel_status nc_status; | |
2148 | enum lttng_event_rule_status event_rule_status; | |
2149 | enum lttng_trigger_status trigger_status; | |
2150 | ||
2151 | struct lttng_notification_channel *notification_channel = NULL; | |
2152 | struct lttng_condition *condition = NULL; | |
2153 | struct lttng_event_rule *event_rule = NULL; | |
2154 | struct lttng_action *action = NULL; | |
2155 | struct lttng_trigger *trigger = NULL; | |
2156 | const char *trigger_name = "syscall_trigger"; | |
2157 | const char *syscall_name = "openat"; | |
2158 | int i, ret; | |
2159 | ||
2160 | action = lttng_action_notify_create(); | |
2161 | if (!action) { | |
2162 | fail("Setup error on action creation"); | |
434f8068 JR |
2163 | goto end; |
2164 | } | |
2165 | ||
2463b787 JR |
2166 | notification_channel = lttng_notification_channel_create( |
2167 | lttng_session_daemon_notification_endpoint); | |
2168 | ok(notification_channel, "Notification channel object creation"); | |
2169 | ||
2170 | event_rule = lttng_event_rule_syscall_create(); | |
2171 | ok(event_rule, "syscall event rule object creation"); | |
2172 | ||
2173 | event_rule_status = lttng_event_rule_syscall_set_pattern( | |
2174 | event_rule, syscall_name); | |
2175 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
2176 | "Setting syscall event rule pattern: %s", syscall_name); | |
2177 | ||
2178 | event_rule_status = lttng_event_rule_syscall_set_filter( | |
2179 | event_rule, "filename==\"/proc/cpuinfo\""); | |
2180 | ok(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK, | |
2181 | "Setting syscall event rule pattern: %s", syscall_name); | |
2182 | ||
2183 | condition = lttng_condition_event_rule_create(event_rule); | |
2184 | ok(condition, "Condition event rule object creation"); | |
2185 | ||
2186 | /* Register the triggers for condition */ | |
2187 | trigger = lttng_trigger_create(condition, action); | |
434f8068 | 2188 | if (!trigger) { |
2463b787 | 2189 | fail("Setup error on trigger creation"); |
434f8068 JR |
2190 | goto end; |
2191 | } | |
2192 | ||
2463b787 JR |
2193 | trigger_status = lttng_trigger_set_name(trigger, trigger_name); |
2194 | ok(trigger_status == LTTNG_TRIGGER_STATUS_OK, | |
2195 | "Setting name to trigger %s", trigger_name); | |
2196 | ||
434f8068 JR |
2197 | ret = lttng_register_trigger(trigger); |
2198 | if (ret) { | |
2463b787 | 2199 | fail("Setup error on trigger registration"); |
434f8068 JR |
2200 | goto end; |
2201 | } | |
2202 | ||
2463b787 JR |
2203 | nc_status = lttng_notification_channel_subscribe( |
2204 | notification_channel, condition); | |
2205 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
2206 | "Subscribe to tracepoint event rule condition"); | |
2207 | ||
2208 | resume_application(); | |
2209 | ||
2210 | for (i = 0; i < 3; i++) { | |
2211 | struct lttng_notification *notification = get_next_notification( | |
2212 | notification_channel); | |
2213 | ok(notification, "Received notification"); | |
2214 | ||
2215 | /* Error */ | |
2216 | if (notification == NULL) { | |
2217 | goto end; | |
2218 | } | |
2219 | ||
2220 | ret = validator_notification_trigger_name(notification, trigger_name); | |
2221 | lttng_notification_destroy(notification); | |
2222 | if (ret) { | |
2223 | goto end; | |
2224 | } | |
2225 | } | |
2226 | ||
2227 | end: | |
2228 | suspend_application(); | |
2229 | lttng_unregister_trigger(trigger); | |
2230 | lttng_notification_channel_destroy(notification_channel); | |
434f8068 | 2231 | lttng_trigger_destroy(trigger); |
2463b787 JR |
2232 | lttng_event_rule_destroy(event_rule); |
2233 | lttng_condition_destroy(condition); | |
2234 | return; | |
2235 | } | |
434f8068 | 2236 | |
2463b787 JR |
2237 | static int generate_capture_descr(struct lttng_condition *condition) |
2238 | { | |
2239 | int ret; | |
2240 | struct lttng_event_expr *expr = NULL; | |
2241 | unsigned int basic_field_size; | |
2242 | enum lttng_condition_status cond_status; | |
2243 | ||
2244 | basic_field_size = sizeof(test_capture_base_fields) / sizeof(*test_capture_base_fields); | |
2245 | for (int i = 0; i < basic_field_size; i++) { | |
2246 | ||
2247 | diag("Adding capture descriptor \"%s\"", test_capture_base_fields[i].field_name); | |
2248 | ||
2249 | switch (test_capture_base_fields[i].field_type) { | |
2250 | case FIELD_TYPE_PAYLOAD: | |
2251 | expr = lttng_event_expr_event_payload_field_create( | |
2252 | test_capture_base_fields[i].field_name); | |
2253 | break; | |
2254 | case FIELD_TYPE_CONTEXT: | |
2255 | expr = lttng_event_expr_channel_context_field_create( | |
2256 | test_capture_base_fields[i].field_name); | |
2257 | break; | |
2258 | case FIELD_TYPE_ARRAY_FIELD: | |
2259 | { | |
2260 | int nb_matches; | |
2261 | unsigned int index; | |
2262 | char field_name[256]; | |
2263 | struct lttng_event_expr *array_expr = NULL; | |
2264 | nb_matches = sscanf(test_capture_base_fields[i].field_name, | |
2265 | "%[^[][%u]", field_name, &index); | |
2266 | if (nb_matches != 2) { | |
2267 | ret = 1; | |
2268 | goto end; | |
2269 | } | |
2270 | array_expr = lttng_event_expr_event_payload_field_create( | |
2271 | field_name); | |
2272 | ||
2273 | expr = lttng_event_expr_array_field_element_create( | |
2274 | array_expr, index); | |
2275 | break; | |
2276 | } | |
2277 | case FIELD_TYPE_APP_CONTEXT: | |
2278 | fail("Application context not tested yet."); | |
2279 | default: | |
2280 | ret = 1; | |
2281 | goto end; | |
2282 | } | |
2283 | if (expr == NULL) { | |
2284 | fail("Creating capture expression"); | |
2285 | ret = -1; | |
2286 | goto end; | |
2287 | } | |
2288 | cond_status = lttng_condition_event_rule_append_capture_descriptor( | |
2289 | condition, expr); | |
2290 | if (cond_status != LTTNG_CONDITION_STATUS_OK) { | |
2291 | fail("Appending capture_descriptor"); | |
2292 | ret = -1; | |
2293 | lttng_event_expr_destroy(expr); | |
2294 | goto end; | |
2295 | } | |
434f8068 JR |
2296 | } |
2297 | ||
2463b787 JR |
2298 | ret = 0; |
2299 | ||
2300 | end: | |
2301 | return ret; | |
2302 | } | |
2303 | ||
2304 | static int validator_notification_trigger_capture( | |
2305 | enum lttng_domain_type domain, | |
2306 | struct lttng_notification *notification, | |
2307 | const int iteration) | |
2308 | { | |
2309 | int ret; | |
2310 | unsigned int capture_count, i; | |
2311 | enum lttng_evaluation_status evaluation_status; | |
2312 | enum lttng_event_field_value_status event_field_value_status; | |
2313 | const struct lttng_evaluation *evaluation; | |
2314 | const struct lttng_event_field_value *captured_fields; | |
2315 | bool at_least_one_error = false; | |
2316 | ||
2317 | evaluation = lttng_notification_get_evaluation(notification); | |
2318 | if (evaluation == NULL) { | |
2319 | fail("lttng_notification_get_evaluation"); | |
2320 | ret = 1; | |
434f8068 JR |
2321 | goto end; |
2322 | } | |
2323 | ||
2463b787 JR |
2324 | /* TODO: it seems weird that lttng_evaluation_get_captured_values return |
2325 | * INVALID if no capture were present. might be better to return | |
2326 | * something with more meaning. Another question is how we link the | |
2327 | * notion of capture and the descriptor from the perspective of a | |
2328 | * client. Is it really invalid to ask for captured value when there might | |
2329 | * not be any? | |
2330 | */ | |
2331 | evaluation_status = lttng_evaluation_get_captured_values(evaluation, &captured_fields); | |
2332 | if (evaluation_status != LTTNG_EVALUATION_STATUS_OK) { | |
2333 | diag("lttng_evaluation_get_captured_values"); | |
2334 | ret = 1; | |
434f8068 JR |
2335 | goto end; |
2336 | } | |
2337 | ||
2463b787 JR |
2338 | event_field_value_status = |
2339 | lttng_event_field_value_array_get_length(captured_fields, | |
2340 | &capture_count); | |
2341 | if (event_field_value_status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { | |
2342 | assert(0 && "get count of captured field"); | |
2343 | } | |
434f8068 | 2344 | |
2463b787 JR |
2345 | for (i = 0; i < capture_count; i++) { |
2346 | const struct lttng_event_field_value *captured_field = NULL; | |
2347 | validate_cb validate; | |
2348 | bool expected; | |
434f8068 | 2349 | |
2463b787 JR |
2350 | diag("Validating capture \"%s\"", test_capture_base_fields[i].field_name); |
2351 | event_field_value_status = lttng_event_field_value_array_get_element_at_index(captured_fields, i, &captured_field); | |
434f8068 | 2352 | |
2463b787 JR |
2353 | switch(domain) { |
2354 | case LTTNG_DOMAIN_UST: | |
2355 | expected = test_capture_base_fields[i].expected_ust; | |
2356 | break; | |
2357 | case LTTNG_DOMAIN_KERNEL: | |
2358 | expected = test_capture_base_fields[i].expected_kernel; | |
2359 | break; | |
2360 | default: | |
2361 | assert(0 && "Domain invalid for this test"); | |
2362 | } | |
434f8068 | 2363 | |
2463b787 JR |
2364 | if (!expected) { |
2365 | ok(event_field_value_status == LTTNG_EVENT_FIELD_VALUE_STATUS_UNAVAILABLE, "No payload captured"); | |
2366 | continue; | |
2367 | } | |
434f8068 | 2368 | |
2463b787 JR |
2369 | if (domain == LTTNG_DOMAIN_UST) { |
2370 | validate = test_capture_base_fields[i].validate_ust; | |
2371 | } else { | |
2372 | validate = test_capture_base_fields[i].validate_kernel; | |
2373 | } | |
434f8068 | 2374 | |
2463b787 JR |
2375 | if (event_field_value_status != LTTNG_EVENT_FIELD_VALUE_STATUS_OK) { |
2376 | const char *reason; | |
2377 | if (event_field_value_status == | |
2378 | LTTNG_EVENT_FIELD_VALUE_STATUS_UNAVAILABLE) { | |
2379 | reason = "Expected a capture but it is unavailable"; | |
2380 | } else { | |
2381 | reason = "lttng_event_field_value_array_get_element_at_index"; | |
2382 | } | |
2383 | fail(reason); | |
2384 | ret = 1; | |
2385 | goto end; | |
2386 | } | |
2387 | diag("Captured field of type %s", | |
2388 | field_value_type_to_str( | |
2389 | lttng_event_field_value_get_type(captured_field))); | |
434f8068 | 2390 | |
2463b787 JR |
2391 | assert(validate); |
2392 | ret = validate(captured_field, iteration); | |
2393 | if (ret) { | |
2394 | at_least_one_error = true; | |
2395 | } | |
2396 | } | |
434f8068 | 2397 | |
2463b787 | 2398 | ret = at_least_one_error; |
434f8068 | 2399 | |
2463b787 JR |
2400 | end: |
2401 | return ret; | |
2402 | } | |
434f8068 | 2403 | |
2463b787 JR |
2404 | static void test_tracepoint_event_rule_notification_capture( |
2405 | enum lttng_domain_type domain_type) | |
2406 | { | |
2407 | enum lttng_notification_channel_status nc_status; | |
434f8068 | 2408 | |
2463b787 JR |
2409 | int i, ret; |
2410 | struct lttng_action *action = NULL; | |
2411 | struct lttng_condition *condition = NULL; | |
2412 | struct lttng_notification_channel *notification_channel = NULL; | |
2413 | struct lttng_trigger *trigger = NULL; | |
2414 | const char *trigger_name = "my_precious"; | |
2415 | const char *pattern; | |
434f8068 | 2416 | |
2463b787 JR |
2417 | if (domain_type == LTTNG_DOMAIN_UST) { |
2418 | pattern = "tp:tptest"; | |
2419 | } else { | |
2420 | pattern = "lttng_test_filter_event"; | |
2421 | } | |
434f8068 | 2422 | |
2463b787 JR |
2423 | create_tracepoint_event_rule_trigger(pattern, trigger_name, NULL, 0, |
2424 | NULL, domain_type, generate_capture_descr, &condition, | |
2425 | &action, &trigger); | |
434f8068 | 2426 | |
2463b787 JR |
2427 | notification_channel = lttng_notification_channel_create( |
2428 | lttng_session_daemon_notification_endpoint); | |
2429 | ok(notification_channel, "Notification channel object creation"); | |
434f8068 | 2430 | |
2463b787 JR |
2431 | nc_status = lttng_notification_channel_subscribe( |
2432 | notification_channel, condition); | |
2433 | ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, | |
2434 | "Subscribe to tracepoint event rule condition"); | |
434f8068 | 2435 | |
854382b8 | 2436 | resume_application(); |
434f8068 | 2437 | |
2463b787 JR |
2438 | /* Get 3 notifications */ |
2439 | for (i = 0; i < 3; i++) { | |
2440 | struct lttng_notification *notification = get_next_notification( | |
2441 | notification_channel); | |
2442 | ok(notification, "Received notification"); | |
434f8068 | 2443 | |
2463b787 JR |
2444 | /* Error */ |
2445 | if (notification == NULL) { | |
2446 | goto end; | |
2447 | } | |
434f8068 | 2448 | |
2463b787 JR |
2449 | ret = validator_notification_trigger_name(notification, trigger_name); |
2450 | if (ret) { | |
2451 | lttng_notification_destroy(notification); | |
2452 | goto end; | |
2453 | } | |
434f8068 | 2454 | |
2463b787 JR |
2455 | ret = validator_notification_trigger_capture(domain_type, notification, i); |
2456 | if (ret) { | |
2457 | lttng_notification_destroy(notification); | |
2458 | goto end; | |
2459 | } | |
434f8068 | 2460 | |
2463b787 JR |
2461 | lttng_notification_destroy(notification); |
2462 | } | |
434f8068 JR |
2463 | |
2464 | end: | |
2463b787 | 2465 | suspend_application(); |
434f8068 | 2466 | lttng_notification_channel_destroy(notification_channel); |
2463b787 | 2467 | lttng_unregister_trigger(trigger); |
434f8068 JR |
2468 | lttng_trigger_destroy(trigger); |
2469 | lttng_action_destroy(action); | |
2463b787 JR |
2470 | lttng_condition_destroy(condition); |
2471 | return; | |
434f8068 JR |
2472 | } |
2473 | ||
2474 | int main(int argc, const char *argv[]) | |
2475 | { | |
2463b787 | 2476 | int test_scenario; |
434f8068 JR |
2477 | const char *domain_type_string = NULL; |
2478 | enum lttng_domain_type domain_type = LTTNG_DOMAIN_NONE; | |
2479 | ||
2463b787 JR |
2480 | if (argc < 5) { |
2481 | fail("Missing test scenario, domain type, pid, or application state file argument(s)"); | |
434f8068 JR |
2482 | goto error; |
2483 | } | |
2484 | ||
2463b787 JR |
2485 | test_scenario = atoi(argv[1]); |
2486 | domain_type_string = argv[2]; | |
2487 | app_pid = (pid_t) atoi(argv[3]); | |
2488 | app_state_file = argv[4]; | |
434f8068 JR |
2489 | |
2490 | if (!strcmp("LTTNG_DOMAIN_UST", domain_type_string)) { | |
2491 | domain_type = LTTNG_DOMAIN_UST; | |
2492 | } | |
2493 | if (!strcmp("LTTNG_DOMAIN_KERNEL", domain_type_string)) { | |
2494 | domain_type = LTTNG_DOMAIN_KERNEL; | |
2495 | } | |
2496 | if (domain_type == LTTNG_DOMAIN_NONE) { | |
2497 | fail("Unknown domain type"); | |
2498 | goto error; | |
2499 | } | |
2500 | ||
2463b787 JR |
2501 | /* |
2502 | * Test cases are responsible for resuming the app when needed | |
2503 | * and making sure it's suspended when returning. | |
2504 | */ | |
2505 | suspend_application(); | |
2506 | ||
2507 | switch (test_scenario) { | |
2508 | case 1: | |
2509 | { | |
2510 | plan_tests(44); | |
2511 | ||
2512 | /* Test cases that need gen-ust-event testapp. */ | |
2513 | diag("Test basic notification error paths for domain %s", | |
2514 | domain_type_string); | |
2515 | test_invalid_channel_subscription(domain_type); | |
2516 | ||
2517 | diag("Test tracepoint event rule notifications for domain %s", | |
2518 | domain_type_string); | |
2519 | test_tracepoint_event_rule_notification(domain_type); | |
2520 | ||
2521 | diag("Test tracepoint event rule notifications with filter for domain %s", | |
2522 | domain_type_string); | |
2523 | test_tracepoint_event_rule_notification_filter(domain_type); | |
2524 | break; | |
2525 | } | |
2526 | case 2: | |
2527 | { | |
2528 | const char *session_name, *channel_name; | |
2529 | /* Test cases that need a tracing session enabled. */ | |
2530 | plan_tests(99); | |
2531 | ||
2532 | /* | |
2533 | * Argument 7 and upward are named pipe location for consumerd | |
2534 | * control. | |
2535 | */ | |
2536 | named_pipe_args_start = 7; | |
2537 | ||
2538 | if (argc < 8) { | |
2539 | fail("Missing parameter for tests to run %d", argc); | |
2540 | goto error; | |
2541 | } | |
2542 | ||
2543 | nb_args = argc; | |
2544 | ||
2545 | session_name = argv[5]; | |
2546 | channel_name = argv[6]; | |
2547 | ||
2548 | test_subscription_twice(session_name, channel_name, | |
2549 | domain_type); | |
2550 | ||
2551 | diag("Test trigger for domain %s with buffer_usage_low condition", | |
2552 | domain_type_string); | |
2553 | test_triggers_buffer_usage_condition(session_name, channel_name, | |
2554 | domain_type, | |
2555 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW); | |
2556 | ||
2557 | diag("Test trigger for domain %s with buffer_usage_high condition", | |
2558 | domain_type_string); | |
2559 | test_triggers_buffer_usage_condition(session_name, channel_name, | |
2560 | domain_type, | |
2561 | LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH); | |
2562 | ||
2563 | diag("Test buffer usage notification channel api for domain %s", | |
2564 | domain_type_string); | |
2565 | test_buffer_usage_notification_channel(session_name, channel_name, | |
2566 | domain_type, argv); | |
2567 | break; | |
2568 | } | |
2569 | case 3: | |
2570 | { | |
2571 | /* | |
2572 | * Test cases that need a test app with more than one event | |
2573 | * type. | |
2574 | */ | |
2575 | plan_tests(25); | |
2576 | ||
2577 | /* | |
2578 | * At the moment, the only test case of this scenario is | |
2579 | * exclusion which is only supported by UST | |
2580 | */ | |
2581 | assert(domain_type == LTTNG_DOMAIN_UST); | |
2582 | diag("Test tracepoint event rule notifications with exclusion for domain %s", | |
2583 | domain_type_string); | |
2584 | test_tracepoint_event_rule_notification_exclusion(domain_type); | |
2585 | ||
2586 | break; | |
2587 | } | |
2588 | case 4: | |
2589 | { | |
2590 | plan_tests(13); | |
2591 | /* Test cases that need the kernel tracer. */ | |
2592 | assert(domain_type == LTTNG_DOMAIN_KERNEL); | |
2593 | ||
2594 | diag("Test kprobe event rule notifications for domain %s", | |
2595 | domain_type_string); | |
2596 | ||
2597 | test_kprobe_event_rule_notification(domain_type); | |
2598 | ||
2599 | break; | |
2600 | } | |
2601 | case 5: | |
2602 | { | |
2603 | plan_tests(25); | |
2604 | /* Test cases that need the kernel tracer. */ | |
2605 | assert(domain_type == LTTNG_DOMAIN_KERNEL); | |
2606 | ||
2607 | diag("Test syscall event rule notifications for domain %s", | |
2608 | domain_type_string); | |
2609 | ||
2610 | test_syscall_event_rule_notification(domain_type); | |
2611 | ||
2612 | diag("Test syscall filtering event rule notifications for domain %s", | |
2613 | domain_type_string); | |
2614 | ||
2615 | test_syscall_event_rule_notification_filter(domain_type); | |
2616 | ||
2617 | break; | |
2618 | } | |
2619 | case 6: | |
2620 | { | |
2621 | const char *testapp_path, *test_symbol_name; | |
2622 | ||
2623 | plan_tests(13); | |
2624 | ||
2625 | if (argc < 7) { | |
2626 | fail("Missing parameter for tests to run %d", argc); | |
2627 | goto error; | |
2628 | } | |
2629 | ||
2630 | testapp_path = argv[5]; | |
2631 | test_symbol_name = argv[6]; | |
2632 | /* Test cases that need the kernel tracer. */ | |
2633 | assert(domain_type == LTTNG_DOMAIN_KERNEL); | |
2634 | ||
2635 | diag("Test userspace-probe event rule notifications for domain %s", | |
2636 | domain_type_string); | |
2637 | ||
2638 | test_uprobe_event_rule_notification( | |
2639 | domain_type, testapp_path, test_symbol_name); | |
2640 | ||
2641 | break; | |
2642 | } | |
2643 | case 7: | |
2644 | { | |
2645 | switch(domain_type) { | |
2646 | case LTTNG_DOMAIN_UST: | |
2647 | plan_tests(222); | |
2648 | break; | |
2649 | case LTTNG_DOMAIN_KERNEL: | |
2650 | plan_tests(216); | |
2651 | break; | |
2652 | default: | |
2653 | assert(0); | |
2654 | } | |
2655 | ||
2656 | diag("Test tracepoint event rule notification captures for domain %s", | |
2657 | domain_type_string); | |
2658 | test_tracepoint_event_rule_notification_capture(domain_type); | |
2659 | ||
2660 | break; | |
2661 | } | |
2662 | ||
2663 | default: | |
2664 | abort(); | |
2665 | } | |
434f8068 | 2666 | |
434f8068 JR |
2667 | error: |
2668 | return exit_status(); | |
2669 | } | |
2670 |