event-rule: userspace probe: rename get/set_name to get/set_event_name
[lttng-tools.git] / tests / unit / test_event_rule.c
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1/*
2 * Unit tests for the notification API.
3 *
4 * Copyright (C) 2019 Jonathan Rajotte <jonathan.rajotte-julien@efficios.com>
5 *
6 * SPDX-License-Identifier: LGPL-2.1-only
7 *
8 */
9
10#include <assert.h>
11#include <inttypes.h>
12#include <stdio.h>
13#include <string.h>
14#include <unistd.h>
15
16#include <tap/tap.h>
17
18#include <common/payload-view.h>
19#include <common/payload.h>
20#include <lttng/domain.h>
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21#include <lttng/event-rule/kernel-probe-internal.h>
22#include <lttng/event-rule/kernel-probe.h>
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23#include <lttng/event-rule/syscall-internal.h>
24#include <lttng/event-rule/syscall.h>
25#include <lttng/event-rule/tracepoint-internal.h>
26#include <lttng/event-rule/tracepoint.h>
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27#include <lttng/event-rule/userspace-probe-internal.h>
28#include <lttng/event-rule/userspace-probe.h>
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29#include <lttng/event.h>
30#include <lttng/kernel-probe-internal.h>
31#include <lttng/kernel-probe.h>
32#include <lttng/userspace-probe-internal.h>
33#include <lttng/userspace-probe.h>
34
35/* For error.h. */
36int lttng_opt_quiet = 1;
37int lttng_opt_verbose;
38int lttng_opt_mi;
39
602a6d40 40#define NUM_TESTS 185
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41
42struct tracepoint_test {
43 enum lttng_domain_type type;
44 bool support_exclusion;
45};
46
47static
48void test_event_rule_tracepoint_by_domain(const struct tracepoint_test *test)
49{
50 int ret;
51 unsigned int count;
52 struct lttng_event_rule *tracepoint = NULL;
53 struct lttng_event_rule *tracepoint_from_buffer = NULL;
54 enum lttng_event_rule_status status;
55 enum lttng_domain_type domain_type, type;
56 enum lttng_loglevel_type log_level_type;
57 const char *pattern="my_event_*";
58 const char *filter="msg_id == 23 && size >= 2048";
59 const char *tmp;
60 const char *exclusions[] = {"my_event_test1", "my_event_test2" ,"my_event_test3"};
61 struct lttng_payload payload;
62
63 type = test->type;
64 diag("Testing domain %d.", type);
65
66 lttng_payload_init(&payload);
67
68 tracepoint = lttng_event_rule_tracepoint_create(type);
69 ok(tracepoint, "tracepoint object.");
70
71 status = lttng_event_rule_tracepoint_get_domain_type(tracepoint, &domain_type);
72 ok(status == LTTNG_EVENT_RULE_STATUS_OK, "get tracepoint domain.");
73 ok(domain_type == type, "domain type got %d expected %d.", domain_type, type);
74
75 status = lttng_event_rule_tracepoint_set_pattern(tracepoint, pattern);
76 ok(status == LTTNG_EVENT_RULE_STATUS_OK, "setting pattern.");
77 status = lttng_event_rule_tracepoint_get_pattern(tracepoint, &tmp);
78 ok(status == LTTNG_EVENT_RULE_STATUS_OK, "getting pattern.");
79 ok(!strncmp(pattern, tmp, strlen(pattern)), "pattern is equal.");
80
81 status = lttng_event_rule_tracepoint_set_filter(tracepoint, filter);
82 ok(status == LTTNG_EVENT_RULE_STATUS_OK, "setting filter.");
83 status = lttng_event_rule_tracepoint_get_filter(tracepoint, &tmp);
84 ok(status == LTTNG_EVENT_RULE_STATUS_OK, "getting filter.");
85 ok(!strncmp(filter, tmp, strlen(filter)), "filter is equal.");
86
87 status = lttng_event_rule_tracepoint_set_log_level_all(tracepoint);
88 ok(status == LTTNG_EVENT_RULE_STATUS_OK, "setting all log level.");
89 status = lttng_event_rule_tracepoint_get_log_level_type(tracepoint, &log_level_type);
90 ok(log_level_type == LTTNG_EVENT_LOGLEVEL_ALL, "getting loglevel type all.");
91 status = lttng_event_rule_tracepoint_get_log_level(tracepoint, &ret);
92 ok(status == LTTNG_EVENT_RULE_STATUS_UNSET, "get unset loglevel value.");
93
94 status = lttng_event_rule_tracepoint_set_log_level(tracepoint, LTTNG_LOGLEVEL_INFO);
95 ok(status == LTTNG_EVENT_RULE_STATUS_OK, "setting single loglevel.");
96 status = lttng_event_rule_tracepoint_get_log_level_type(tracepoint, &log_level_type);
97 ok(log_level_type == LTTNG_EVENT_LOGLEVEL_SINGLE, "getting loglevel type single.");
98 status = lttng_event_rule_tracepoint_get_log_level(tracepoint, &ret);
99 ok(status == LTTNG_EVENT_RULE_STATUS_OK, "get loglevel value.");
100 ok(ret == LTTNG_LOGLEVEL_INFO, "loglevel value is equal.");
101
102 status = lttng_event_rule_tracepoint_set_log_level_range_lower_bound(tracepoint, LTTNG_LOGLEVEL_WARNING);
103 ok(status == LTTNG_EVENT_RULE_STATUS_OK, "setting range loglevel.");
104 status = lttng_event_rule_tracepoint_get_log_level_type(tracepoint, &log_level_type);
105 ok(log_level_type == LTTNG_EVENT_LOGLEVEL_RANGE, "getting loglevel type range.");
106 status = lttng_event_rule_tracepoint_get_log_level(tracepoint, &ret);
107 ok(status == LTTNG_EVENT_RULE_STATUS_OK, "get loglevel value.");
108 ok(ret == LTTNG_LOGLEVEL_WARNING, "loglevel valuei is equal.");
109
110 if (test->support_exclusion) {
111 int i;
112
113 for (i = 0; i < 3; i++) {
114 status = lttng_event_rule_tracepoint_add_exclusion(tracepoint, exclusions[i]);
115 ok(status == LTTNG_EVENT_RULE_STATUS_OK, "setting exclusions \"%s\"", exclusions[i]);
116 }
117
118 status = lttng_event_rule_tracepoint_get_exclusions_count(tracepoint, &count);
119 ok(status == LTTNG_EVENT_RULE_STATUS_OK, "getting exclusion count.");
120 ok(count == 3, "count is %d/3", count);
121
122 for (i = 0; i < count; i++) {
123 status = lttng_event_rule_tracepoint_get_exclusion_at_index(tracepoint, i, &tmp);
124 ok(status == LTTNG_EVENT_RULE_STATUS_OK, "getting exclusion at index %d.", i);
125 ok(!strncmp(exclusions[i], tmp, strlen(exclusions[i])), "%s == %s.", tmp, exclusions[i]);
126 }
127 } else {
128 int i;
129
130 for (i = 0; i < 3; i++) {
131 status = lttng_event_rule_tracepoint_add_exclusion(tracepoint, exclusions[i]);
132 ok(status == LTTNG_EVENT_RULE_STATUS_UNSUPPORTED, "setting exclusions unsupported \"%s\".", exclusions[i]);
133 }
134
135 status = lttng_event_rule_tracepoint_get_exclusions_count(tracepoint, &count);
136 ok(status == LTTNG_EVENT_RULE_STATUS_OK, "getting exclusion count.");
137 ok(count == 0, "count is %d/0", count);
138 }
139
140 ok(lttng_event_rule_serialize(tracepoint, &payload) == 0, "Serializing.");
141
142 {
143 struct lttng_payload_view view =
144 lttng_payload_view_from_payload(
145 &payload, 0, -1);
146
147 ok(lttng_event_rule_create_from_payload(
148 &view, &tracepoint_from_buffer) > 0,
149 "Deserializing.");
150 }
151
152 ok(lttng_event_rule_is_equal(tracepoint, tracepoint_from_buffer), "serialized and from buffer are equal.");
153
154 lttng_payload_reset(&payload);
155 lttng_event_rule_destroy(tracepoint);
156 lttng_event_rule_destroy(tracepoint_from_buffer);
157}
158
159static
160void test_event_rule_tracepoint(void)
161{
162 int i;
163 struct lttng_event_rule *tracepoint = NULL;
164 struct tracepoint_test tests[] = {{LTTNG_DOMAIN_JUL, false},
165 {LTTNG_DOMAIN_KERNEL, false},
166 {LTTNG_DOMAIN_LOG4J, false},
167 {LTTNG_DOMAIN_PYTHON, false},
168 {LTTNG_DOMAIN_UST, true}};
169
170 diag("Testing lttng_event_rule_tracepoint.");
171 tracepoint = lttng_event_rule_tracepoint_create(LTTNG_DOMAIN_NONE);
172 ok(!tracepoint, "Domain type restriction on create.");
173
174 for (i = 0; i < sizeof(tests) / sizeof(tests[0]); i++) {
175 test_event_rule_tracepoint_by_domain(&tests[i]);
176 }
177}
178
179static void test_event_rule_syscall(void)
180{
181 struct lttng_event_rule *syscall = NULL;
182 struct lttng_event_rule *syscall_from_buffer = NULL;
183 enum lttng_event_rule_status status;
184 const char *pattern = "my_event_*";
185 const char *filter = "msg_id == 23 && size >= 2048";
186 const char *tmp;
187 struct lttng_payload payload;
188
189 diag("Event rule syscall.");
190
191 lttng_payload_init(&payload);
192
193 syscall = lttng_event_rule_syscall_create();
194 ok(syscall, "syscall object.");
195
196 status = lttng_event_rule_syscall_set_pattern(syscall, pattern);
197 ok(status == LTTNG_EVENT_RULE_STATUS_OK, "setting pattern.");
198 status = lttng_event_rule_syscall_get_pattern(syscall, &tmp);
199 ok(status == LTTNG_EVENT_RULE_STATUS_OK, "getting pattern.");
200 ok(!strncmp(pattern, tmp, strlen(pattern)), "pattern is equal.");
201
202 status = lttng_event_rule_syscall_set_filter(syscall, filter);
203 ok(status == LTTNG_EVENT_RULE_STATUS_OK, "setting filter.");
204 status = lttng_event_rule_syscall_get_filter(syscall, &tmp);
205 ok(status == LTTNG_EVENT_RULE_STATUS_OK, "getting filter.");
206 ok(!strncmp(filter, tmp, strlen(filter)), "filter is equal.");
207
208 ok(lttng_event_rule_serialize(syscall, &payload) == 0, "Serializing.");
209
210 {
211 struct lttng_payload_view view =
212 lttng_payload_view_from_payload(
213 &payload, 0, -1);
214
215 ok(lttng_event_rule_create_from_payload(
216 &view, &syscall_from_buffer) > 0,
217 "Deserializing.");
218 }
219
220 ok(lttng_event_rule_is_equal(syscall, syscall_from_buffer),
221 "serialized and from buffer are equal.");
222
223 lttng_payload_reset(&payload);
224 lttng_event_rule_destroy(syscall);
225 lttng_event_rule_destroy(syscall_from_buffer);
226}
227
1f1567a5 228static void test_event_rule_userspace_probe(void)
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229{
230 struct lttng_event_rule *uprobe = NULL;
231 struct lttng_event_rule *uprobe_from_buffer = NULL;
232 struct lttng_userspace_probe_location_lookup_method *lookup_method =
233 NULL;
234 struct lttng_userspace_probe_location *probe_location = NULL;
235 const struct lttng_userspace_probe_location *probe_location_tmp = NULL;
236 enum lttng_event_rule_status status;
237
238 const char *probe_name = "my_probe.";
239 const char *tmp;
240 struct lttng_payload payload;
241
242 diag("Event rule uprobe.");
243
244 lookup_method = lttng_userspace_probe_location_lookup_method_function_elf_create();
245 if (!lookup_method) {
246 fail("Setup error on userspace probe lookup method creation.");
247 goto end;
248 }
249
250 probe_location = lttng_userspace_probe_location_function_create(
251 "/proc/self/exe",
252 "lttng_userspace_probe_location_tracepoint_create",
253 lookup_method);
254 if (!probe_location) {
255 fail("Setup error on userspace probe location creation.");
256 goto end;
257 }
258
259 /* Ownership transferred to the probe location function object. */
260 lookup_method = NULL;
261
262 lttng_payload_init(&payload);
263
1f1567a5 264 uprobe = lttng_event_rule_userspace_probe_create();
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265 ok(uprobe, "uprobe event rule object creation.");
266
1f1567a5 267 status = lttng_event_rule_userspace_probe_set_location(uprobe, probe_location);
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268 ok(status == LTTNG_EVENT_RULE_STATUS_OK,
269 "Setting uprobe event rule location.");
270
1f1567a5 271 status = lttng_event_rule_userspace_probe_get_location(
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272 uprobe, &probe_location_tmp);
273 ok(status == LTTNG_EVENT_RULE_STATUS_OK,
274 "Getting uprobe event rule location.");
275 ok(lttng_userspace_probe_location_is_equal(
276 probe_location, probe_location_tmp),
277 "Location is equal.");
278
405f9e7d 279 status = lttng_event_rule_userspace_probe_set_event_name(uprobe, probe_name);
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280 ok(status == LTTNG_EVENT_RULE_STATUS_OK,
281 "Setting uprobe event rule name: %s.", probe_name);
405f9e7d 282 status = lttng_event_rule_userspace_probe_get_event_name(uprobe, &tmp);
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283 ok(status == LTTNG_EVENT_RULE_STATUS_OK, "Getting uprobe name.");
284 ok(!strcmp(probe_name, tmp), "Uprobe name are equal.");
285
286 ok(lttng_event_rule_serialize(uprobe, &payload) == 0, "Serializing.");
287
288 {
289 struct lttng_payload_view view =
290 lttng_payload_view_from_payload(
291 &payload, 0, -1);
292
293 ok(lttng_event_rule_create_from_payload(
294 &view, &uprobe_from_buffer) > 0,
295 "Deserializing.");
296 }
297
298 ok(lttng_event_rule_is_equal(uprobe, uprobe_from_buffer),
299 "serialized and from buffer are equal.");
300
301end:
302 lttng_payload_reset(&payload);
303 lttng_event_rule_destroy(uprobe);
304 lttng_event_rule_destroy(uprobe_from_buffer);
305 lttng_userspace_probe_location_destroy(probe_location);
306 lttng_userspace_probe_location_lookup_method_destroy(lookup_method);
307}
308
f2791161 309static void test_event_rule_kernel_probe_by_location(
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310 const struct lttng_kernel_probe_location *location)
311{
312 struct lttng_event_rule *kprobe = NULL;
313 struct lttng_event_rule *kprobe_from_buffer = NULL;
314 enum lttng_event_rule_status status;
315 const struct lttng_kernel_probe_location *_location;
316
317 const char *probe_name = "my_probe";
318 const char *tmp;
319 struct lttng_payload payload;
320
321 diag("Event rule kprobe for location type %d.",
322 lttng_kernel_probe_location_get_type(location));
323
324 lttng_payload_init(&payload);
325
602a6d40 326 kprobe = lttng_event_rule_kernel_probe_create(location);
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327 ok(kprobe, "kprobe event rule object creation.");
328
f2791161 329 status = lttng_event_rule_kernel_probe_get_location(kprobe, &_location);
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330 ok(status == LTTNG_EVENT_RULE_STATUS_OK,
331 "Getting kprobe event rule location.");
332 ok(lttng_kernel_probe_location_is_equal(location, _location), "Locations are equal.");
333
d891bb52 334 status = lttng_event_rule_kernel_probe_set_event_name(kprobe, probe_name);
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335 ok(status == LTTNG_EVENT_RULE_STATUS_OK,
336 "Setting kprobe event rule name: %s.", probe_name);
d891bb52 337 status = lttng_event_rule_kernel_probe_get_event_name(kprobe, &tmp);
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338 ok(status == LTTNG_EVENT_RULE_STATUS_OK, "Getting kprobe name.");
339 ok(!strcmp(probe_name, tmp), "kprobe name are equal.");
340
341 ok(lttng_event_rule_serialize(kprobe, &payload) == 0, "Serializing.");
342
343 {
344 struct lttng_payload_view view =
345 lttng_payload_view_from_payload(
346 &payload, 0, -1);
347
348 ok(lttng_event_rule_create_from_payload(
349 &view, &kprobe_from_buffer) > 0,
350 "Deserializing.");
351 }
352
353 ok(lttng_event_rule_is_equal(kprobe, kprobe_from_buffer),
354 "serialized and from buffer are equal.");
355
356 lttng_payload_reset(&payload);
357 lttng_event_rule_destroy(kprobe);
358 lttng_event_rule_destroy(kprobe_from_buffer);
359}
360
f2791161 361static void test_event_rule_kernel_probe(void)
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362{
363 struct lttng_kernel_probe_location *address_location = NULL;
364 struct lttng_kernel_probe_location *symbol_location = NULL;
365
366 address_location = lttng_kernel_probe_location_address_create(50);
367 symbol_location = lttng_kernel_probe_location_symbol_create("une_bonne", 50);
368 assert(address_location);
369 assert(symbol_location);
370
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371 test_event_rule_kernel_probe_by_location(address_location);
372 test_event_rule_kernel_probe_by_location(symbol_location);
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373
374 lttng_kernel_probe_location_destroy(address_location);
375 lttng_kernel_probe_location_destroy(symbol_location);
376}
377
378int main(int argc, const char *argv[])
379{
380 plan_tests(NUM_TESTS);
381 test_event_rule_tracepoint();
382 test_event_rule_syscall();
1f1567a5 383 test_event_rule_userspace_probe();
f2791161 384 test_event_rule_kernel_probe();
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385 return exit_status();
386}
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