2 * Copyright (c) 2011 David Goulet <david.goulet@polymtl.ca>
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
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.
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.
27 #include <lttng/lttng.h>
28 #include <bin/lttng-sessiond/lttng-ust-abi.h>
29 #include <common/defaults.h>
30 #include <bin/lttng-sessiond/trace-ust.h>
31 #include <bin/lttng-sessiond/ust-app.h>
35 /* This path will NEVER be created in this test */
36 #define PATH1 "/tmp/.test-junk-lttng"
38 #define RANDOM_STRING_LEN 11
40 /* Number of TAP tests in this file */
44 int lttng_opt_quiet
= 1;
45 int lttng_opt_verbose
;
48 int ust_consumerd32_fd
;
49 int ust_consumerd64_fd
;
51 /* Global variable required by sessiond objects being linked-in */
52 struct lttng_ht
*agent_apps_ht_by_sock
;
54 static const char alphanum
[] =
56 "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
57 "abcdefghijklmnopqrstuvwxyz";
58 static char random_string
[RANDOM_STRING_LEN
];
60 static struct ltt_ust_session
*usess
;
61 static struct lttng_domain dom
;
64 * Return random string of 10 characters.
67 static char *get_random_string(void)
71 for (i
= 0; i
< RANDOM_STRING_LEN
- 1; i
++) {
72 random_string
[i
] = alphanum
[rand() % (sizeof(alphanum
) - 1)];
75 random_string
[RANDOM_STRING_LEN
- 1] = '\0';
80 static void test_create_one_ust_session(void)
82 dom
.type
= LTTNG_DOMAIN_UST
;
84 usess
= trace_ust_create_session(42);
85 ok(usess
!= NULL
, "Create UST session");
89 usess
->domain_global
.channels
!= NULL
&&
92 "Validate UST session");
94 trace_ust_destroy_session(usess
);
97 static void test_create_ust_channel(void)
99 struct ltt_ust_channel
*uchan
;
100 struct lttng_channel attr
;
102 memset(&attr
, 0, sizeof(attr
));
104 strncpy(attr
.name
, "channel0", 8);
106 uchan
= trace_ust_create_channel(&attr
, LTTNG_DOMAIN_UST
);
107 ok(uchan
!= NULL
, "Create UST channel");
109 ok(uchan
->enabled
== 0 &&
110 strncmp(uchan
->name
, "channel0", 8) == 0 &&
111 uchan
->name
[LTTNG_UST_SYM_NAME_LEN
- 1] == '\0' &&
112 uchan
->ctx
!= NULL
&&
113 uchan
->events
!= NULL
&&
114 uchan
->attr
.overwrite
== attr
.attr
.overwrite
,
115 "Validate UST channel");
117 trace_ust_destroy_channel(uchan
);
120 static void test_create_ust_event(void)
122 struct ltt_ust_event
*event
;
123 struct lttng_event ev
;
125 memset(&ev
, 0, sizeof(ev
));
126 strncpy(ev
.name
, get_random_string(), LTTNG_SYMBOL_NAME_LEN
);
127 ev
.type
= LTTNG_EVENT_TRACEPOINT
;
128 ev
.loglevel_type
= LTTNG_EVENT_LOGLEVEL_ALL
;
130 event
= trace_ust_create_event(&ev
, NULL
, NULL
, NULL
, false);
132 ok(event
!= NULL
, "Create UST event");
134 ok(event
->enabled
== 0 &&
135 event
->attr
.instrumentation
== LTTNG_UST_TRACEPOINT
&&
136 strcmp(event
->attr
.name
, ev
.name
) == 0 &&
137 event
->attr
.name
[LTTNG_UST_SYM_NAME_LEN
- 1] == '\0',
138 "Validate UST event");
140 trace_ust_destroy_event(event
);
143 static void test_create_ust_event_exclusion(void)
145 struct ltt_ust_event
*event
;
146 struct lttng_event ev
;
149 struct lttng_event_exclusion
*exclusion
;
150 const int exclusion_count
= 2;
152 memset(&ev
, 0, sizeof(ev
));
154 /* make a wildcarded event name */
155 name
= get_random_string();
156 name
[strlen(name
) - 1] = '*';
157 strncpy(ev
.name
, name
, LTTNG_SYMBOL_NAME_LEN
);
159 ev
.type
= LTTNG_EVENT_TRACEPOINT
;
160 ev
.loglevel_type
= LTTNG_EVENT_LOGLEVEL_ALL
;
162 /* set up an exclusion set */
163 exclusion
= zmalloc(sizeof(*exclusion
) +
164 LTTNG_SYMBOL_NAME_LEN
* exclusion_count
);
169 ok(exclusion
!= NULL
, "Create UST exclusion");
171 exclusion
->count
= exclusion_count
;
172 random_name
= get_random_string();
173 strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion
, 0), random_name
,
174 LTTNG_SYMBOL_NAME_LEN
);
175 strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion
, 1), random_name
,
176 LTTNG_SYMBOL_NAME_LEN
);
178 event
= trace_ust_create_event(&ev
, NULL
, NULL
, exclusion
, false);
180 ok(!event
, "Create UST event with identical exclusion names fails");
182 exclusion
= zmalloc(sizeof(*exclusion
) +
183 LTTNG_SYMBOL_NAME_LEN
* exclusion_count
);
188 exclusion
->count
= exclusion_count
;
189 strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion
, 0),
190 get_random_string(), LTTNG_SYMBOL_NAME_LEN
);
191 strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion
, 1),
192 get_random_string(), LTTNG_SYMBOL_NAME_LEN
);
194 event
= trace_ust_create_event(&ev
, NULL
, NULL
, exclusion
, false);
195 assert(event
!= NULL
);
197 ok(event
!= NULL
, "Create UST event with different exclusion names");
199 ok(event
->enabled
== 0 &&
200 event
->attr
.instrumentation
== LTTNG_UST_TRACEPOINT
&&
201 strcmp(event
->attr
.name
, ev
.name
) == 0 &&
202 event
->exclusion
!= NULL
&&
203 event
->exclusion
->count
== exclusion_count
&&
204 !memcmp(event
->exclusion
->names
, exclusion
->names
,
205 LTTNG_SYMBOL_NAME_LEN
* exclusion_count
) &&
206 event
->attr
.name
[LTTNG_UST_SYM_NAME_LEN
- 1] == '\0',
207 "Validate UST event and exclusion");
209 trace_ust_destroy_event(event
);
213 static void test_create_ust_context(void)
215 struct lttng_event_context ectx
;
216 struct ltt_ust_context
*uctx
;
218 ectx
.ctx
= LTTNG_EVENT_CONTEXT_VTID
;
220 uctx
= trace_ust_create_context(&ectx
);
221 ok(uctx
!= NULL
, "Create UST context");
223 ok((int) uctx
->ctx
.ctx
== LTTNG_UST_CONTEXT_VTID
,
224 "Validate UST context");
228 int main(int argc
, char **argv
)
230 plan_tests(NUM_TESTS
);
232 diag("UST data structures unit test");
234 test_create_one_ust_session();
235 test_create_ust_channel();
236 test_create_ust_event();
237 test_create_ust_context();
238 test_create_ust_event_exclusion();
240 return exit_status();
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