Commit | Line | Data |
---|---|---|
d3e8f6bb | 1 | /* |
9d16b343 | 2 | * Copyright (C) 2011 David Goulet <david.goulet@polymtl.ca> |
d3e8f6bb | 3 | * |
9d16b343 | 4 | * SPDX-License-Identifier: GPL-2.0-only |
d3e8f6bb | 5 | * |
d3e8f6bb DG |
6 | */ |
7 | ||
d3e8f6bb | 8 | #include <assert.h> |
d3e8f6bb DG |
9 | #include <stdio.h> |
10 | #include <stdlib.h> | |
11 | #include <string.h> | |
12 | #include <unistd.h> | |
13 | #include <time.h> | |
8273250b | 14 | #include <urcu.h> |
d3e8f6bb | 15 | |
10a8a223 DG |
16 | #include <lttng/lttng.h> |
17 | #include <bin/lttng-sessiond/lttng-ust-abi.h> | |
990570ed | 18 | #include <common/defaults.h> |
edf4b93e | 19 | #include <common/compat/errno.h> |
10a8a223 | 20 | #include <bin/lttng-sessiond/trace-ust.h> |
7972aab2 | 21 | #include <bin/lttng-sessiond/ust-app.h> |
83b45089 | 22 | #include <bin/lttng-sessiond/notification-thread.h> |
10a8a223 | 23 | |
881fc67f MD |
24 | #include <lttng/ust-sigbus.h> |
25 | ||
657270a4 CB |
26 | #include <tap/tap.h> |
27 | ||
d3e8f6bb DG |
28 | /* This path will NEVER be created in this test */ |
29 | #define PATH1 "/tmp/.test-junk-lttng" | |
30 | ||
98612240 MD |
31 | #define RANDOM_STRING_LEN 11 |
32 | ||
657270a4 | 33 | /* Number of TAP tests in this file */ |
1cda50f2 | 34 | #define NUM_TESTS 16 |
657270a4 | 35 | |
881fc67f MD |
36 | DEFINE_LTTNG_UST_SIGBUS_STATE(); |
37 | ||
ad7c9c18 | 38 | /* For error.h */ |
97e19046 DG |
39 | int lttng_opt_quiet = 1; |
40 | int lttng_opt_verbose; | |
c7e35b03 | 41 | int lttng_opt_mi; |
d3e8f6bb DG |
42 | |
43 | static const char alphanum[] = | |
44 | "0123456789" | |
45 | "ABCDEFGHIJKLMNOPQRSTUVWXYZ" | |
46 | "abcdefghijklmnopqrstuvwxyz"; | |
98612240 | 47 | static char random_string[RANDOM_STRING_LEN]; |
d3e8f6bb | 48 | |
d3e8f6bb DG |
49 | /* |
50 | * Return random string of 10 characters. | |
98612240 | 51 | * Not thread-safe. |
d3e8f6bb DG |
52 | */ |
53 | static char *get_random_string(void) | |
54 | { | |
55 | int i; | |
d3e8f6bb | 56 | |
98612240 MD |
57 | for (i = 0; i < RANDOM_STRING_LEN - 1; i++) { |
58 | random_string[i] = alphanum[rand() % (sizeof(alphanum) - 1)]; | |
d3e8f6bb DG |
59 | } |
60 | ||
98612240 | 61 | random_string[RANDOM_STRING_LEN - 1] = '\0'; |
d3e8f6bb | 62 | |
98612240 | 63 | return random_string; |
d3e8f6bb DG |
64 | } |
65 | ||
657270a4 | 66 | static void test_create_one_ust_session(void) |
d3e8f6bb | 67 | { |
30b66335 JG |
68 | struct ltt_ust_session *usess = |
69 | trace_ust_create_session(42); | |
d3e8f6bb | 70 | |
657270a4 CB |
71 | ok(usess != NULL, "Create UST session"); |
72 | ||
67b2f51c JR |
73 | if (!usess) { |
74 | skip(1, "UST session is null"); | |
75 | return; | |
76 | } | |
77 | ||
657270a4 | 78 | ok(usess->id == 42 && |
14fb1ebe | 79 | usess->active == 0 && |
657270a4 | 80 | usess->domain_global.channels != NULL && |
657270a4 CB |
81 | usess->uid == 0 && |
82 | usess->gid == 0, | |
83 | "Validate UST session"); | |
d3e8f6bb DG |
84 | |
85 | trace_ust_destroy_session(usess); | |
86 | } | |
87 | ||
657270a4 | 88 | static void test_create_ust_channel(void) |
d3e8f6bb DG |
89 | { |
90 | struct ltt_ust_channel *uchan; | |
91 | struct lttng_channel attr; | |
82b4ebce | 92 | struct lttng_channel_extended extended; |
d3e8f6bb | 93 | |
441c16a7 | 94 | memset(&attr, 0, sizeof(attr)); |
82b4ebce JG |
95 | memset(&extended, 0, sizeof(extended)); |
96 | attr.attr.extended.ptr = &extended; | |
441c16a7 | 97 | |
1b0eb865 MD |
98 | ok(lttng_strncpy(attr.name, "channel0", sizeof(attr.name)) == 0, |
99 | "Validate channel name length"); | |
51755dc8 | 100 | uchan = trace_ust_create_channel(&attr, LTTNG_DOMAIN_UST); |
657270a4 CB |
101 | ok(uchan != NULL, "Create UST channel"); |
102 | ||
30b66335 JG |
103 | if (!uchan) { |
104 | skip(1, "UST channel is null"); | |
67b2f51c JR |
105 | return; |
106 | } | |
107 | ||
657270a4 | 108 | ok(uchan->enabled == 0 && |
657270a4 | 109 | strncmp(uchan->name, "channel0", 8) == 0 && |
fc4b93fa | 110 | uchan->name[LTTNG_UST_ABI_SYM_NAME_LEN - 1] == '\0' && |
657270a4 CB |
111 | uchan->ctx != NULL && |
112 | uchan->events != NULL && | |
113 | uchan->attr.overwrite == attr.attr.overwrite, | |
114 | "Validate UST channel"); | |
d3e8f6bb DG |
115 | |
116 | trace_ust_destroy_channel(uchan); | |
117 | } | |
118 | ||
657270a4 | 119 | static void test_create_ust_event(void) |
d3e8f6bb DG |
120 | { |
121 | struct ltt_ust_event *event; | |
122 | struct lttng_event ev; | |
39687410 | 123 | enum lttng_error_code ret; |
d3e8f6bb | 124 | |
441c16a7 | 125 | memset(&ev, 0, sizeof(ev)); |
a84aca51 MD |
126 | ok(lttng_strncpy(ev.name, get_random_string(), |
127 | LTTNG_SYMBOL_NAME_LEN) == 0, | |
128 | "Validate string length"); | |
d3e8f6bb | 129 | ev.type = LTTNG_EVENT_TRACEPOINT; |
441c16a7 | 130 | ev.loglevel_type = LTTNG_EVENT_LOGLEVEL_ALL; |
d3e8f6bb | 131 | |
39687410 | 132 | ret = trace_ust_create_event(&ev, NULL, NULL, NULL, false, &event); |
d3e8f6bb | 133 | |
39687410 | 134 | ok(ret == LTTNG_OK, "Create UST event"); |
657270a4 | 135 | |
67b2f51c JR |
136 | if (!event) { |
137 | skip(1, "UST event is null"); | |
138 | return; | |
139 | } | |
140 | ||
657270a4 | 141 | ok(event->enabled == 0 && |
fc4b93fa | 142 | event->attr.instrumentation == LTTNG_UST_ABI_TRACEPOINT && |
657270a4 | 143 | strcmp(event->attr.name, ev.name) == 0 && |
fc4b93fa | 144 | event->attr.name[LTTNG_UST_ABI_SYM_NAME_LEN - 1] == '\0', |
657270a4 | 145 | "Validate UST event"); |
d3e8f6bb DG |
146 | |
147 | trace_ust_destroy_event(event); | |
148 | } | |
149 | ||
41d7b959 JI |
150 | static void test_create_ust_event_exclusion(void) |
151 | { | |
39687410 | 152 | enum lttng_error_code ret; |
41d7b959 JI |
153 | struct ltt_ust_event *event; |
154 | struct lttng_event ev; | |
155 | char *name; | |
88329be5 | 156 | char *random_name; |
e196f4f4 | 157 | struct lttng_event_exclusion *exclusion = NULL; |
4b6816b6 | 158 | struct lttng_event_exclusion *exclusion_copy = NULL; |
88329be5 | 159 | const int exclusion_count = 2; |
41d7b959 JI |
160 | |
161 | memset(&ev, 0, sizeof(ev)); | |
162 | ||
163 | /* make a wildcarded event name */ | |
164 | name = get_random_string(); | |
165 | name[strlen(name) - 1] = '*'; | |
61a046d9 MD |
166 | ok(lttng_strncpy(ev.name, name, LTTNG_SYMBOL_NAME_LEN) == 0, |
167 | "Validate string length"); | |
41d7b959 JI |
168 | |
169 | ev.type = LTTNG_EVENT_TRACEPOINT; | |
170 | ev.loglevel_type = LTTNG_EVENT_LOGLEVEL_ALL; | |
171 | ||
172 | /* set up an exclusion set */ | |
88329be5 PP |
173 | exclusion = zmalloc(sizeof(*exclusion) + |
174 | LTTNG_SYMBOL_NAME_LEN * exclusion_count); | |
3111dcc4 | 175 | ok(exclusion != NULL, "Create UST exclusion"); |
c710ece7 | 176 | if (!exclusion) { |
67b2f51c JR |
177 | skip(4, "zmalloc failed"); |
178 | goto end; | |
c710ece7 MD |
179 | } |
180 | ||
88329be5 PP |
181 | exclusion->count = exclusion_count; |
182 | random_name = get_random_string(); | |
183 | strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion, 0), random_name, | |
184 | LTTNG_SYMBOL_NAME_LEN); | |
185 | strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion, 1), random_name, | |
186 | LTTNG_SYMBOL_NAME_LEN); | |
41d7b959 | 187 | |
39687410 | 188 | ret = trace_ust_create_event(&ev, NULL, NULL, exclusion, false, &event); |
3111dcc4 | 189 | exclusion = NULL; |
41d7b959 | 190 | |
39687410 | 191 | ok(ret != LTTNG_OK, "Create UST event with identical exclusion names fails"); |
88329be5 PP |
192 | |
193 | exclusion = zmalloc(sizeof(*exclusion) + | |
194 | LTTNG_SYMBOL_NAME_LEN * exclusion_count); | |
3111dcc4 | 195 | ok(exclusion != NULL, "Create UST exclusion"); |
88329be5 | 196 | if (!exclusion) { |
67b2f51c JR |
197 | skip(2, "zmalloc failed"); |
198 | goto end; | |
88329be5 PP |
199 | } |
200 | ||
4b6816b6 FD |
201 | exclusion_copy = zmalloc(sizeof(*exclusion) + |
202 | LTTNG_SYMBOL_NAME_LEN * exclusion_count); | |
203 | if (!exclusion_copy) { | |
204 | skip(2, "zmalloc failed"); | |
205 | goto end; | |
206 | } | |
207 | ||
208 | /* | |
209 | * We are giving ownership of the exclusion struct to the | |
210 | * trace_ust_create_event() function. Make a copy of the exclusion struct | |
211 | * so we can compare it later. | |
212 | */ | |
213 | ||
88329be5 PP |
214 | exclusion->count = exclusion_count; |
215 | strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion, 0), | |
216 | get_random_string(), LTTNG_SYMBOL_NAME_LEN); | |
217 | strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion, 1), | |
218 | get_random_string(), LTTNG_SYMBOL_NAME_LEN); | |
219 | ||
4b6816b6 FD |
220 | exclusion_copy->count = exclusion_count; |
221 | strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion_copy, 0), | |
222 | LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion, 0), LTTNG_SYMBOL_NAME_LEN); | |
223 | strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion_copy, 1), | |
224 | LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion, 1), LTTNG_SYMBOL_NAME_LEN); | |
225 | ||
39687410 | 226 | ret = trace_ust_create_event(&ev, NULL, NULL, exclusion, false, &event); |
e196f4f4 | 227 | exclusion = NULL; |
39687410 | 228 | ok(ret == LTTNG_OK, "Create UST event with different exclusion names"); |
41d7b959 | 229 | |
67b2f51c JR |
230 | if (!event) { |
231 | skip(1, "UST event with exclusion is null"); | |
232 | goto end; | |
233 | } | |
234 | ||
41d7b959 | 235 | ok(event->enabled == 0 && |
fc4b93fa | 236 | event->attr.instrumentation == LTTNG_UST_ABI_TRACEPOINT && |
881fa57f JG |
237 | strcmp(event->attr.name, ev.name) == 0 && |
238 | event->exclusion != NULL && | |
239 | event->exclusion->count == exclusion_count && | |
240 | !memcmp(event->exclusion->names, exclusion_copy->names, | |
241 | LTTNG_SYMBOL_NAME_LEN * exclusion_count) && | |
fc4b93fa | 242 | event->attr.name[LTTNG_UST_ABI_SYM_NAME_LEN - 1] == '\0', |
881fa57f | 243 | "Validate UST event and exclusion"); |
41d7b959 | 244 | |
41d7b959 | 245 | trace_ust_destroy_event(event); |
67b2f51c | 246 | end: |
e196f4f4 | 247 | free(exclusion); |
4b6816b6 | 248 | free(exclusion_copy); |
67b2f51c | 249 | return; |
41d7b959 JI |
250 | } |
251 | ||
252 | ||
657270a4 | 253 | static void test_create_ust_context(void) |
d3e8f6bb | 254 | { |
e38021f8 | 255 | struct lttng_event_context ectx; |
d3e8f6bb DG |
256 | struct ltt_ust_context *uctx; |
257 | ||
e38021f8 DG |
258 | ectx.ctx = LTTNG_EVENT_CONTEXT_VTID; |
259 | ||
e38021f8 | 260 | uctx = trace_ust_create_context(&ectx); |
657270a4 | 261 | ok(uctx != NULL, "Create UST context"); |
d3e8f6bb | 262 | |
77f5299f | 263 | if (uctx) { |
fc4b93fa | 264 | ok((int) uctx->ctx.ctx == LTTNG_UST_ABI_CONTEXT_VTID, |
77f5299f JG |
265 | "Validate UST context"); |
266 | } else { | |
267 | skip(1, "Skipping UST context validation as creation failed"); | |
268 | } | |
f949b23e | 269 | free(uctx); |
d3e8f6bb DG |
270 | } |
271 | ||
272 | int main(int argc, char **argv) | |
273 | { | |
657270a4 | 274 | plan_tests(NUM_TESTS); |
d3e8f6bb | 275 | |
e3bef725 CB |
276 | diag("UST data structures unit test"); |
277 | ||
8273250b JR |
278 | rcu_register_thread(); |
279 | ||
657270a4 | 280 | test_create_one_ust_session(); |
657270a4 CB |
281 | test_create_ust_channel(); |
282 | test_create_ust_event(); | |
283 | test_create_ust_context(); | |
41d7b959 | 284 | test_create_ust_event_exclusion(); |
d3e8f6bb | 285 | |
8273250b JR |
286 | rcu_unregister_thread(); |
287 | ||
657270a4 | 288 | return exit_status(); |
d3e8f6bb | 289 | } |