Commit | Line | Data |
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d3e8f6bb DG |
1 | /* |
2 | * Copyright (c) 2011 David Goulet <david.goulet@polymtl.ca> | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License as published by | |
6 | * as published by the Free Software Foundation; only version 2 | |
7 | * of the License. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License along | |
15 | * with this program; if not, write to the Free Software Foundation, Inc., | |
16 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
17 | */ | |
18 | ||
d3e8f6bb DG |
19 | #include <assert.h> |
20 | #include <errno.h> | |
21 | #include <stdio.h> | |
22 | #include <stdlib.h> | |
23 | #include <string.h> | |
24 | #include <unistd.h> | |
25 | #include <time.h> | |
8273250b | 26 | #include <urcu.h> |
d3e8f6bb | 27 | |
10a8a223 DG |
28 | #include <lttng/lttng.h> |
29 | #include <bin/lttng-sessiond/lttng-ust-abi.h> | |
990570ed | 30 | #include <common/defaults.h> |
10a8a223 | 31 | #include <bin/lttng-sessiond/trace-ust.h> |
7972aab2 | 32 | #include <bin/lttng-sessiond/ust-app.h> |
83b45089 | 33 | #include <bin/lttng-sessiond/notification-thread.h> |
10a8a223 | 34 | |
657270a4 CB |
35 | #include <tap/tap.h> |
36 | ||
d3e8f6bb DG |
37 | /* This path will NEVER be created in this test */ |
38 | #define PATH1 "/tmp/.test-junk-lttng" | |
39 | ||
98612240 MD |
40 | #define RANDOM_STRING_LEN 11 |
41 | ||
657270a4 | 42 | /* Number of TAP tests in this file */ |
1cda50f2 | 43 | #define NUM_TESTS 16 |
657270a4 | 44 | |
ad7c9c18 | 45 | /* For error.h */ |
97e19046 DG |
46 | int lttng_opt_quiet = 1; |
47 | int lttng_opt_verbose; | |
c7e35b03 | 48 | int lttng_opt_mi; |
d3e8f6bb DG |
49 | |
50 | static const char alphanum[] = | |
51 | "0123456789" | |
52 | "ABCDEFGHIJKLMNOPQRSTUVWXYZ" | |
53 | "abcdefghijklmnopqrstuvwxyz"; | |
98612240 | 54 | static char random_string[RANDOM_STRING_LEN]; |
d3e8f6bb | 55 | |
d3e8f6bb DG |
56 | /* |
57 | * Return random string of 10 characters. | |
98612240 | 58 | * Not thread-safe. |
d3e8f6bb DG |
59 | */ |
60 | static char *get_random_string(void) | |
61 | { | |
62 | int i; | |
d3e8f6bb | 63 | |
98612240 MD |
64 | for (i = 0; i < RANDOM_STRING_LEN - 1; i++) { |
65 | random_string[i] = alphanum[rand() % (sizeof(alphanum) - 1)]; | |
d3e8f6bb DG |
66 | } |
67 | ||
98612240 | 68 | random_string[RANDOM_STRING_LEN - 1] = '\0'; |
d3e8f6bb | 69 | |
98612240 | 70 | return random_string; |
d3e8f6bb DG |
71 | } |
72 | ||
657270a4 | 73 | static void test_create_one_ust_session(void) |
d3e8f6bb | 74 | { |
30b66335 JG |
75 | struct ltt_ust_session *usess = |
76 | trace_ust_create_session(42); | |
d3e8f6bb | 77 | |
657270a4 CB |
78 | ok(usess != NULL, "Create UST session"); |
79 | ||
67b2f51c JR |
80 | if (!usess) { |
81 | skip(1, "UST session is null"); | |
82 | return; | |
83 | } | |
84 | ||
657270a4 | 85 | ok(usess->id == 42 && |
14fb1ebe | 86 | usess->active == 0 && |
657270a4 | 87 | usess->domain_global.channels != NULL && |
657270a4 CB |
88 | usess->uid == 0 && |
89 | usess->gid == 0, | |
90 | "Validate UST session"); | |
d3e8f6bb DG |
91 | |
92 | trace_ust_destroy_session(usess); | |
93 | } | |
94 | ||
657270a4 | 95 | static void test_create_ust_channel(void) |
d3e8f6bb DG |
96 | { |
97 | struct ltt_ust_channel *uchan; | |
98 | struct lttng_channel attr; | |
82b4ebce | 99 | struct lttng_channel_extended extended; |
d3e8f6bb | 100 | |
441c16a7 | 101 | memset(&attr, 0, sizeof(attr)); |
82b4ebce JG |
102 | memset(&extended, 0, sizeof(extended)); |
103 | attr.attr.extended.ptr = &extended; | |
441c16a7 | 104 | |
1b0eb865 MD |
105 | ok(lttng_strncpy(attr.name, "channel0", sizeof(attr.name)) == 0, |
106 | "Validate channel name length"); | |
51755dc8 | 107 | uchan = trace_ust_create_channel(&attr, LTTNG_DOMAIN_UST); |
657270a4 CB |
108 | ok(uchan != NULL, "Create UST channel"); |
109 | ||
30b66335 JG |
110 | if (!uchan) { |
111 | skip(1, "UST channel is null"); | |
67b2f51c JR |
112 | return; |
113 | } | |
114 | ||
657270a4 | 115 | ok(uchan->enabled == 0 && |
657270a4 CB |
116 | strncmp(uchan->name, "channel0", 8) == 0 && |
117 | uchan->name[LTTNG_UST_SYM_NAME_LEN - 1] == '\0' && | |
118 | uchan->ctx != NULL && | |
119 | uchan->events != NULL && | |
120 | uchan->attr.overwrite == attr.attr.overwrite, | |
121 | "Validate UST channel"); | |
d3e8f6bb DG |
122 | |
123 | trace_ust_destroy_channel(uchan); | |
124 | } | |
125 | ||
657270a4 | 126 | static void test_create_ust_event(void) |
d3e8f6bb DG |
127 | { |
128 | struct ltt_ust_event *event; | |
129 | struct lttng_event ev; | |
39687410 | 130 | enum lttng_error_code ret; |
d3e8f6bb | 131 | |
441c16a7 | 132 | memset(&ev, 0, sizeof(ev)); |
a84aca51 MD |
133 | ok(lttng_strncpy(ev.name, get_random_string(), |
134 | LTTNG_SYMBOL_NAME_LEN) == 0, | |
135 | "Validate string length"); | |
d3e8f6bb | 136 | ev.type = LTTNG_EVENT_TRACEPOINT; |
441c16a7 | 137 | ev.loglevel_type = LTTNG_EVENT_LOGLEVEL_ALL; |
d3e8f6bb | 138 | |
39687410 | 139 | ret = trace_ust_create_event(&ev, NULL, NULL, NULL, false, &event); |
d3e8f6bb | 140 | |
39687410 | 141 | ok(ret == LTTNG_OK, "Create UST event"); |
657270a4 | 142 | |
67b2f51c JR |
143 | if (!event) { |
144 | skip(1, "UST event is null"); | |
145 | return; | |
146 | } | |
147 | ||
657270a4 CB |
148 | ok(event->enabled == 0 && |
149 | event->attr.instrumentation == LTTNG_UST_TRACEPOINT && | |
150 | strcmp(event->attr.name, ev.name) == 0 && | |
151 | event->attr.name[LTTNG_UST_SYM_NAME_LEN - 1] == '\0', | |
152 | "Validate UST event"); | |
d3e8f6bb DG |
153 | |
154 | trace_ust_destroy_event(event); | |
155 | } | |
156 | ||
41d7b959 JI |
157 | static void test_create_ust_event_exclusion(void) |
158 | { | |
39687410 | 159 | enum lttng_error_code ret; |
41d7b959 JI |
160 | struct ltt_ust_event *event; |
161 | struct lttng_event ev; | |
162 | char *name; | |
88329be5 | 163 | char *random_name; |
e196f4f4 | 164 | struct lttng_event_exclusion *exclusion = NULL; |
4b6816b6 | 165 | struct lttng_event_exclusion *exclusion_copy = NULL; |
88329be5 | 166 | const int exclusion_count = 2; |
41d7b959 JI |
167 | |
168 | memset(&ev, 0, sizeof(ev)); | |
169 | ||
170 | /* make a wildcarded event name */ | |
171 | name = get_random_string(); | |
172 | name[strlen(name) - 1] = '*'; | |
61a046d9 MD |
173 | ok(lttng_strncpy(ev.name, name, LTTNG_SYMBOL_NAME_LEN) == 0, |
174 | "Validate string length"); | |
41d7b959 JI |
175 | |
176 | ev.type = LTTNG_EVENT_TRACEPOINT; | |
177 | ev.loglevel_type = LTTNG_EVENT_LOGLEVEL_ALL; | |
178 | ||
179 | /* set up an exclusion set */ | |
88329be5 PP |
180 | exclusion = zmalloc(sizeof(*exclusion) + |
181 | LTTNG_SYMBOL_NAME_LEN * exclusion_count); | |
3111dcc4 | 182 | ok(exclusion != NULL, "Create UST exclusion"); |
c710ece7 | 183 | if (!exclusion) { |
67b2f51c JR |
184 | skip(4, "zmalloc failed"); |
185 | goto end; | |
c710ece7 MD |
186 | } |
187 | ||
88329be5 PP |
188 | exclusion->count = exclusion_count; |
189 | random_name = get_random_string(); | |
190 | strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion, 0), random_name, | |
191 | LTTNG_SYMBOL_NAME_LEN); | |
192 | strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion, 1), random_name, | |
193 | LTTNG_SYMBOL_NAME_LEN); | |
41d7b959 | 194 | |
39687410 | 195 | ret = trace_ust_create_event(&ev, NULL, NULL, exclusion, false, &event); |
3111dcc4 | 196 | exclusion = NULL; |
41d7b959 | 197 | |
39687410 | 198 | ok(ret != LTTNG_OK, "Create UST event with identical exclusion names fails"); |
88329be5 PP |
199 | |
200 | exclusion = zmalloc(sizeof(*exclusion) + | |
201 | LTTNG_SYMBOL_NAME_LEN * exclusion_count); | |
3111dcc4 | 202 | ok(exclusion != NULL, "Create UST exclusion"); |
88329be5 | 203 | if (!exclusion) { |
67b2f51c JR |
204 | skip(2, "zmalloc failed"); |
205 | goto end; | |
88329be5 PP |
206 | } |
207 | ||
4b6816b6 FD |
208 | exclusion_copy = zmalloc(sizeof(*exclusion) + |
209 | LTTNG_SYMBOL_NAME_LEN * exclusion_count); | |
210 | if (!exclusion_copy) { | |
211 | skip(2, "zmalloc failed"); | |
212 | goto end; | |
213 | } | |
214 | ||
215 | /* | |
216 | * We are giving ownership of the exclusion struct to the | |
217 | * trace_ust_create_event() function. Make a copy of the exclusion struct | |
218 | * so we can compare it later. | |
219 | */ | |
220 | ||
88329be5 PP |
221 | exclusion->count = exclusion_count; |
222 | strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion, 0), | |
223 | get_random_string(), LTTNG_SYMBOL_NAME_LEN); | |
224 | strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion, 1), | |
225 | get_random_string(), LTTNG_SYMBOL_NAME_LEN); | |
226 | ||
4b6816b6 FD |
227 | exclusion_copy->count = exclusion_count; |
228 | strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion_copy, 0), | |
229 | LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion, 0), LTTNG_SYMBOL_NAME_LEN); | |
230 | strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion_copy, 1), | |
231 | LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion, 1), LTTNG_SYMBOL_NAME_LEN); | |
232 | ||
39687410 | 233 | ret = trace_ust_create_event(&ev, NULL, NULL, exclusion, false, &event); |
e196f4f4 | 234 | exclusion = NULL; |
39687410 | 235 | ok(ret == LTTNG_OK, "Create UST event with different exclusion names"); |
41d7b959 | 236 | |
67b2f51c JR |
237 | if (!event) { |
238 | skip(1, "UST event with exclusion is null"); | |
239 | goto end; | |
240 | } | |
241 | ||
41d7b959 | 242 | ok(event->enabled == 0 && |
881fa57f JG |
243 | event->attr.instrumentation == LTTNG_UST_TRACEPOINT && |
244 | strcmp(event->attr.name, ev.name) == 0 && | |
245 | event->exclusion != NULL && | |
246 | event->exclusion->count == exclusion_count && | |
247 | !memcmp(event->exclusion->names, exclusion_copy->names, | |
248 | LTTNG_SYMBOL_NAME_LEN * exclusion_count) && | |
249 | event->attr.name[LTTNG_UST_SYM_NAME_LEN - 1] == '\0', | |
250 | "Validate UST event and exclusion"); | |
41d7b959 | 251 | |
41d7b959 | 252 | trace_ust_destroy_event(event); |
67b2f51c | 253 | end: |
e196f4f4 | 254 | free(exclusion); |
4b6816b6 | 255 | free(exclusion_copy); |
67b2f51c | 256 | return; |
41d7b959 JI |
257 | } |
258 | ||
259 | ||
657270a4 | 260 | static void test_create_ust_context(void) |
d3e8f6bb | 261 | { |
e38021f8 | 262 | struct lttng_event_context ectx; |
d3e8f6bb DG |
263 | struct ltt_ust_context *uctx; |
264 | ||
e38021f8 DG |
265 | ectx.ctx = LTTNG_EVENT_CONTEXT_VTID; |
266 | ||
e38021f8 | 267 | uctx = trace_ust_create_context(&ectx); |
657270a4 | 268 | ok(uctx != NULL, "Create UST context"); |
d3e8f6bb | 269 | |
77f5299f JG |
270 | if (uctx) { |
271 | ok((int) uctx->ctx.ctx == LTTNG_UST_CONTEXT_VTID, | |
272 | "Validate UST context"); | |
273 | } else { | |
274 | skip(1, "Skipping UST context validation as creation failed"); | |
275 | } | |
f949b23e | 276 | free(uctx); |
d3e8f6bb DG |
277 | } |
278 | ||
279 | int main(int argc, char **argv) | |
280 | { | |
657270a4 | 281 | plan_tests(NUM_TESTS); |
d3e8f6bb | 282 | |
e3bef725 CB |
283 | diag("UST data structures unit test"); |
284 | ||
8273250b JR |
285 | rcu_register_thread(); |
286 | ||
657270a4 | 287 | test_create_one_ust_session(); |
657270a4 CB |
288 | test_create_ust_channel(); |
289 | test_create_ust_event(); | |
290 | test_create_ust_context(); | |
41d7b959 | 291 | test_create_ust_event_exclusion(); |
d3e8f6bb | 292 | |
8273250b JR |
293 | rcu_unregister_thread(); |
294 | ||
657270a4 | 295 | return exit_status(); |
d3e8f6bb | 296 | } |