Fix: make dist fails on sdt-probe test with autotools v1.16+
[lttng-tools.git] / tests / unit / test_ust_data.c
CommitLineData
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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
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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
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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
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35#include <tap/tap.h>
36
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37/* This path will NEVER be created in this test */
38#define PATH1 "/tmp/.test-junk-lttng"
39
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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 */
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46int lttng_opt_quiet = 1;
47int lttng_opt_verbose;
c7e35b03 48int lttng_opt_mi;
d3e8f6bb 49
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50int ust_consumerd32_fd;
51int ust_consumerd64_fd;
52
83b45089 53/* Global variables required by sessiond objects being linked-in */
7c1d2758 54struct lttng_ht *agent_apps_ht_by_sock;
83b45089 55struct notification_thread_handle *notification_thread_handle;
7c1d2758 56
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57static const char alphanum[] =
58 "0123456789"
59 "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
60 "abcdefghijklmnopqrstuvwxyz";
98612240 61static char random_string[RANDOM_STRING_LEN];
d3e8f6bb 62
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63/*
64 * Return random string of 10 characters.
98612240 65 * Not thread-safe.
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66 */
67static char *get_random_string(void)
68{
69 int i;
d3e8f6bb 70
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71 for (i = 0; i < RANDOM_STRING_LEN - 1; i++) {
72 random_string[i] = alphanum[rand() % (sizeof(alphanum) - 1)];
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73 }
74
98612240 75 random_string[RANDOM_STRING_LEN - 1] = '\0';
d3e8f6bb 76
98612240 77 return random_string;
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78}
79
657270a4 80static void test_create_one_ust_session(void)
d3e8f6bb 81{
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82 struct ltt_ust_session *usess =
83 trace_ust_create_session(42);
d3e8f6bb 84
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85 ok(usess != NULL, "Create UST session");
86
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87 if (!usess) {
88 skip(1, "UST session is null");
89 return;
90 }
91
657270a4 92 ok(usess->id == 42 &&
14fb1ebe 93 usess->active == 0 &&
657270a4 94 usess->domain_global.channels != NULL &&
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95 usess->uid == 0 &&
96 usess->gid == 0,
97 "Validate UST session");
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98
99 trace_ust_destroy_session(usess);
100}
101
657270a4 102static void test_create_ust_channel(void)
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103{
104 struct ltt_ust_channel *uchan;
105 struct lttng_channel attr;
82b4ebce 106 struct lttng_channel_extended extended;
d3e8f6bb 107
441c16a7 108 memset(&attr, 0, sizeof(attr));
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109 memset(&extended, 0, sizeof(extended));
110 attr.attr.extended.ptr = &extended;
441c16a7 111
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112 ok(lttng_strncpy(attr.name, "channel0", sizeof(attr.name)) == 0,
113 "Validate channel name length");
51755dc8 114 uchan = trace_ust_create_channel(&attr, LTTNG_DOMAIN_UST);
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115 ok(uchan != NULL, "Create UST channel");
116
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117 if (!uchan) {
118 skip(1, "UST channel is null");
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119 return;
120 }
121
657270a4 122 ok(uchan->enabled == 0 &&
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123 strncmp(uchan->name, "channel0", 8) == 0 &&
124 uchan->name[LTTNG_UST_SYM_NAME_LEN - 1] == '\0' &&
125 uchan->ctx != NULL &&
126 uchan->events != NULL &&
127 uchan->attr.overwrite == attr.attr.overwrite,
128 "Validate UST channel");
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129
130 trace_ust_destroy_channel(uchan);
131}
132
657270a4 133static void test_create_ust_event(void)
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134{
135 struct ltt_ust_event *event;
136 struct lttng_event ev;
39687410 137 enum lttng_error_code ret;
d3e8f6bb 138
441c16a7 139 memset(&ev, 0, sizeof(ev));
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140 ok(lttng_strncpy(ev.name, get_random_string(),
141 LTTNG_SYMBOL_NAME_LEN) == 0,
142 "Validate string length");
d3e8f6bb 143 ev.type = LTTNG_EVENT_TRACEPOINT;
441c16a7 144 ev.loglevel_type = LTTNG_EVENT_LOGLEVEL_ALL;
d3e8f6bb 145
39687410 146 ret = trace_ust_create_event(&ev, NULL, NULL, NULL, false, &event);
d3e8f6bb 147
39687410 148 ok(ret == LTTNG_OK, "Create UST event");
657270a4 149
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150 if (!event) {
151 skip(1, "UST event is null");
152 return;
153 }
154
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155 ok(event->enabled == 0 &&
156 event->attr.instrumentation == LTTNG_UST_TRACEPOINT &&
157 strcmp(event->attr.name, ev.name) == 0 &&
158 event->attr.name[LTTNG_UST_SYM_NAME_LEN - 1] == '\0',
159 "Validate UST event");
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160
161 trace_ust_destroy_event(event);
162}
163
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164static void test_create_ust_event_exclusion(void)
165{
39687410 166 enum lttng_error_code ret;
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167 struct ltt_ust_event *event;
168 struct lttng_event ev;
169 char *name;
88329be5 170 char *random_name;
e196f4f4 171 struct lttng_event_exclusion *exclusion = NULL;
4b6816b6 172 struct lttng_event_exclusion *exclusion_copy = NULL;
88329be5 173 const int exclusion_count = 2;
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174
175 memset(&ev, 0, sizeof(ev));
176
177 /* make a wildcarded event name */
178 name = get_random_string();
179 name[strlen(name) - 1] = '*';
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180 ok(lttng_strncpy(ev.name, name, LTTNG_SYMBOL_NAME_LEN) == 0,
181 "Validate string length");
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182
183 ev.type = LTTNG_EVENT_TRACEPOINT;
184 ev.loglevel_type = LTTNG_EVENT_LOGLEVEL_ALL;
185
186 /* set up an exclusion set */
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187 exclusion = zmalloc(sizeof(*exclusion) +
188 LTTNG_SYMBOL_NAME_LEN * exclusion_count);
3111dcc4 189 ok(exclusion != NULL, "Create UST exclusion");
c710ece7 190 if (!exclusion) {
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191 skip(4, "zmalloc failed");
192 goto end;
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193 }
194
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195 exclusion->count = exclusion_count;
196 random_name = get_random_string();
197 strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion, 0), random_name,
198 LTTNG_SYMBOL_NAME_LEN);
199 strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion, 1), random_name,
200 LTTNG_SYMBOL_NAME_LEN);
41d7b959 201
39687410 202 ret = trace_ust_create_event(&ev, NULL, NULL, exclusion, false, &event);
3111dcc4 203 exclusion = NULL;
41d7b959 204
39687410 205 ok(ret != LTTNG_OK, "Create UST event with identical exclusion names fails");
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206
207 exclusion = zmalloc(sizeof(*exclusion) +
208 LTTNG_SYMBOL_NAME_LEN * exclusion_count);
3111dcc4 209 ok(exclusion != NULL, "Create UST exclusion");
88329be5 210 if (!exclusion) {
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211 skip(2, "zmalloc failed");
212 goto end;
88329be5
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213 }
214
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215 exclusion_copy = zmalloc(sizeof(*exclusion) +
216 LTTNG_SYMBOL_NAME_LEN * exclusion_count);
217 if (!exclusion_copy) {
218 skip(2, "zmalloc failed");
219 goto end;
220 }
221
222 /*
223 * We are giving ownership of the exclusion struct to the
224 * trace_ust_create_event() function. Make a copy of the exclusion struct
225 * so we can compare it later.
226 */
227
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228 exclusion->count = exclusion_count;
229 strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion, 0),
230 get_random_string(), LTTNG_SYMBOL_NAME_LEN);
231 strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion, 1),
232 get_random_string(), LTTNG_SYMBOL_NAME_LEN);
233
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234 exclusion_copy->count = exclusion_count;
235 strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion_copy, 0),
236 LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion, 0), LTTNG_SYMBOL_NAME_LEN);
237 strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion_copy, 1),
238 LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion, 1), LTTNG_SYMBOL_NAME_LEN);
239
39687410 240 ret = trace_ust_create_event(&ev, NULL, NULL, exclusion, false, &event);
e196f4f4 241 exclusion = NULL;
39687410 242 ok(ret == LTTNG_OK, "Create UST event with different exclusion names");
41d7b959 243
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244 if (!event) {
245 skip(1, "UST event with exclusion is null");
246 goto end;
247 }
248
41d7b959 249 ok(event->enabled == 0 &&
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250 event->attr.instrumentation == LTTNG_UST_TRACEPOINT &&
251 strcmp(event->attr.name, ev.name) == 0 &&
252 event->exclusion != NULL &&
253 event->exclusion->count == exclusion_count &&
254 !memcmp(event->exclusion->names, exclusion_copy->names,
255 LTTNG_SYMBOL_NAME_LEN * exclusion_count) &&
256 event->attr.name[LTTNG_UST_SYM_NAME_LEN - 1] == '\0',
257 "Validate UST event and exclusion");
41d7b959 258
41d7b959 259 trace_ust_destroy_event(event);
67b2f51c 260end:
e196f4f4 261 free(exclusion);
4b6816b6 262 free(exclusion_copy);
67b2f51c 263 return;
41d7b959
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264}
265
266
657270a4 267static void test_create_ust_context(void)
d3e8f6bb 268{
e38021f8 269 struct lttng_event_context ectx;
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270 struct ltt_ust_context *uctx;
271
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272 ectx.ctx = LTTNG_EVENT_CONTEXT_VTID;
273
e38021f8 274 uctx = trace_ust_create_context(&ectx);
657270a4 275 ok(uctx != NULL, "Create UST context");
d3e8f6bb 276
77f5299f
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277 if (uctx) {
278 ok((int) uctx->ctx.ctx == LTTNG_UST_CONTEXT_VTID,
279 "Validate UST context");
280 } else {
281 skip(1, "Skipping UST context validation as creation failed");
282 }
f949b23e 283 free(uctx);
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284}
285
286int main(int argc, char **argv)
287{
657270a4 288 plan_tests(NUM_TESTS);
d3e8f6bb 289
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290 diag("UST data structures unit test");
291
8273250b
JR
292 rcu_register_thread();
293
657270a4 294 test_create_one_ust_session();
657270a4
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295 test_create_ust_channel();
296 test_create_ust_event();
297 test_create_ust_context();
41d7b959 298 test_create_ust_event_exclusion();
d3e8f6bb 299
8273250b
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300 rcu_unregister_thread();
301
657270a4 302 return exit_status();
d3e8f6bb 303}
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