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63371d1e 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 | ||
19 | #define _GNU_SOURCE | |
20 | #include <assert.h> | |
21 | #include <errno.h> | |
22 | #include <stdio.h> | |
23 | #include <stdlib.h> | |
24 | #include <string.h> | |
25 | #include <unistd.h> | |
26 | #include <time.h> | |
6df2e2c9 | 27 | #include <sys/types.h> |
63371d1e | 28 | |
83c55082 CB |
29 | #include <tap/tap.h> |
30 | ||
10a8a223 | 31 | #include <bin/lttng-sessiond/session.h> |
7972aab2 | 32 | #include <bin/lttng-sessiond/ust-app.h> |
10a8a223 | 33 | #include <common/sessiond-comm/sessiond-comm.h> |
f73fabfd | 34 | #include <common/common.h> |
f6a9efaa | 35 | |
63371d1e DG |
36 | #define SESSION1 "test1" |
37 | ||
63371d1e | 38 | #define MAX_SESSIONS 10000 |
98612240 | 39 | #define RANDOM_STRING_LEN 11 |
63371d1e | 40 | |
83c55082 | 41 | /* Number of TAP tests in this file */ |
dec56f6c | 42 | #define NUM_TESTS 11 |
63371d1e DG |
43 | |
44 | static struct ltt_session_list *session_list; | |
45 | ||
ad7c9c18 | 46 | /* For error.h */ |
97e19046 DG |
47 | int lttng_opt_quiet = 1; |
48 | int lttng_opt_verbose = 0; | |
c7e35b03 | 49 | int lttng_opt_mi; |
63371d1e | 50 | |
7972aab2 DG |
51 | int ust_consumerd32_fd; |
52 | int ust_consumerd64_fd; | |
53 | ||
63371d1e DG |
54 | static const char alphanum[] = |
55 | "0123456789" | |
56 | "ABCDEFGHIJKLMNOPQRSTUVWXYZ" | |
57 | "abcdefghijklmnopqrstuvwxyz"; | |
98612240 | 58 | static char random_string[RANDOM_STRING_LEN]; |
63371d1e DG |
59 | |
60 | /* | |
61 | * Return random string of 10 characters. | |
98612240 | 62 | * Not thread-safe. |
63371d1e DG |
63 | */ |
64 | static char *get_random_string(void) | |
65 | { | |
66 | int i; | |
63371d1e | 67 | |
98612240 MD |
68 | for (i = 0; i < RANDOM_STRING_LEN - 1; i++) { |
69 | random_string[i] = alphanum[rand() % (sizeof(alphanum) - 1)]; | |
63371d1e DG |
70 | } |
71 | ||
98612240 | 72 | random_string[RANDOM_STRING_LEN - 1] = '\0'; |
63371d1e | 73 | |
98612240 | 74 | return random_string; |
63371d1e DG |
75 | } |
76 | ||
77 | /* | |
78 | * Return 0 if session name is found, else -1 | |
79 | */ | |
80 | static int find_session_name(char *name) | |
81 | { | |
82 | struct ltt_session *iter; | |
83 | ||
84 | cds_list_for_each_entry(iter, &session_list->head, list) { | |
85 | if (strcmp(iter->name, name) == 0) { | |
86 | return 0; | |
87 | } | |
88 | } | |
89 | ||
90 | return -1; | |
91 | } | |
92 | ||
cc305a0b MD |
93 | static int session_list_count(void) |
94 | { | |
95 | int count = 0; | |
96 | struct ltt_session *iter; | |
97 | ||
98 | cds_list_for_each_entry(iter, &session_list->head, list) { | |
99 | count++; | |
100 | } | |
101 | return count; | |
102 | } | |
103 | ||
63371d1e DG |
104 | /* |
105 | * Empty session list manually. | |
106 | */ | |
107 | static void empty_session_list(void) | |
108 | { | |
109 | struct ltt_session *iter, *tmp; | |
110 | ||
111 | cds_list_for_each_entry_safe(iter, tmp, &session_list->head, list) { | |
112 | cds_list_del(&iter->list); | |
63371d1e DG |
113 | free(iter); |
114 | } | |
115 | ||
116 | /* Session list must be 0 */ | |
cc305a0b | 117 | assert(!session_list_count()); |
63371d1e DG |
118 | } |
119 | ||
120 | /* | |
121 | * Test creation of 1 session | |
122 | */ | |
dec56f6c | 123 | static int create_one_session(char *name) |
63371d1e DG |
124 | { |
125 | int ret; | |
126 | ||
dec56f6c | 127 | ret = session_create(name, geteuid(), getegid()); |
f73fabfd | 128 | if (ret == LTTNG_OK) { |
63371d1e DG |
129 | /* Validate */ |
130 | ret = find_session_name(name); | |
131 | if (ret < 0) { | |
132 | /* Session not found by name */ | |
133 | printf("session not found after creation\n"); | |
134 | return -1; | |
135 | } else { | |
136 | /* Success */ | |
137 | return 0; | |
138 | } | |
54d01ffb | 139 | } else { |
f73fabfd | 140 | if (ret == LTTNG_ERR_EXIST_SESS) { |
63371d1e DG |
141 | printf("(session already exists) "); |
142 | } | |
143 | return -1; | |
144 | } | |
145 | ||
146 | return 0; | |
147 | } | |
148 | ||
149 | /* | |
150 | * Test deletion of 1 session | |
151 | */ | |
271933a4 | 152 | static int destroy_one_session(struct ltt_session *session) |
63371d1e DG |
153 | { |
154 | int ret; | |
59891c42 | 155 | char session_name[NAME_MAX]; |
63371d1e | 156 | |
59891c42 DG |
157 | strncpy(session_name, session->name, sizeof(session->name)); |
158 | session_name[sizeof(session_name) - 1] = '\0'; | |
54d01ffb | 159 | |
59891c42 | 160 | ret = session_destroy(session); |
f73fabfd | 161 | if (ret == LTTNG_OK) { |
59891c42 | 162 | ret = find_session_name(session_name); |
63371d1e DG |
163 | if (ret < 0) { |
164 | /* Success, -1 means that the sesion is NOT found */ | |
165 | return 0; | |
166 | } else { | |
167 | /* Fail */ | |
168 | return -1; | |
169 | } | |
63371d1e DG |
170 | } |
171 | ||
172 | return 0; | |
173 | } | |
174 | ||
63371d1e DG |
175 | /* |
176 | * This test is supposed to fail at the second create call. If so, return 0 for | |
177 | * test success, else -1. | |
178 | */ | |
179 | static int two_session_same_name(void) | |
180 | { | |
181 | int ret; | |
00e2e675 | 182 | struct ltt_session *sess; |
63371d1e | 183 | |
dec56f6c | 184 | ret = create_one_session(SESSION1); |
63371d1e DG |
185 | if (ret < 0) { |
186 | /* Fail */ | |
187 | return -1; | |
188 | } | |
189 | ||
00e2e675 DG |
190 | sess = session_find_by_name(SESSION1); |
191 | if (sess) { | |
63371d1e DG |
192 | /* Success */ |
193 | return 0; | |
194 | } | |
195 | ||
196 | /* Fail */ | |
197 | return -1; | |
198 | } | |
199 | ||
83c55082 | 200 | void test_session_list(void) |
63371d1e | 201 | { |
83c55082 CB |
202 | session_list = session_get_list(); |
203 | ok(session_list != NULL, "Session list: not NULL"); | |
204 | } | |
63371d1e | 205 | |
83c55082 CB |
206 | void test_create_one_session(void) |
207 | { | |
dec56f6c | 208 | ok(create_one_session(SESSION1) == 0, |
83c55082 CB |
209 | "Create session: %s", |
210 | SESSION1); | |
211 | } | |
63371d1e | 212 | |
83c55082 CB |
213 | void test_validate_session(void) |
214 | { | |
215 | struct ltt_session *tmp; | |
63371d1e | 216 | |
83c55082 | 217 | tmp = session_find_by_name(SESSION1); |
63371d1e | 218 | |
83c55082 CB |
219 | ok(tmp != NULL, |
220 | "Validating session: session found"); | |
221 | ||
222 | ok(tmp->kernel_session == NULL && | |
83c55082 CB |
223 | strlen(tmp->name), |
224 | "Validating session: basic sanity check"); | |
63371d1e | 225 | |
54d01ffb DG |
226 | session_lock(tmp); |
227 | session_unlock(tmp); | |
83c55082 | 228 | } |
63371d1e | 229 | |
83c55082 CB |
230 | void test_destroy_session(void) |
231 | { | |
232 | struct ltt_session *tmp; | |
63371d1e | 233 | |
83c55082 | 234 | tmp = session_find_by_name(SESSION1); |
63371d1e | 235 | |
83c55082 CB |
236 | ok(tmp != NULL, |
237 | "Destroying session: session found"); | |
63371d1e | 238 | |
83c55082 CB |
239 | ok(destroy_one_session(tmp) == 0, |
240 | "Destroying session: %s destroyed", | |
241 | SESSION1); | |
242 | } | |
63371d1e | 243 | |
83c55082 CB |
244 | void test_duplicate_session(void) |
245 | { | |
246 | ok(two_session_same_name() == 0, | |
247 | "Duplicate session creation"); | |
248 | } | |
249 | ||
250 | void test_bogus_session_param(void) | |
251 | { | |
dec56f6c DG |
252 | ok(create_one_session(NULL) < 0, |
253 | "Create session with bogus param: NULL should fail"); | |
83c55082 CB |
254 | |
255 | ok(session_list_count() == 0, | |
256 | "Create session with bogus param: session list empty"); | |
257 | } | |
258 | ||
259 | void test_large_session_number(void) | |
260 | { | |
261 | int ret, i, failed = 0; | |
262 | struct ltt_session *iter, *tmp; | |
63371d1e | 263 | |
63371d1e | 264 | for (i = 0; i < MAX_SESSIONS; i++) { |
e6dd5671 | 265 | char *tmp_name = get_random_string(); |
dec56f6c | 266 | ret = create_one_session(tmp_name); |
63371d1e | 267 | if (ret < 0) { |
83c55082 CB |
268 | diag("session %d (name: %s) creation failed", i, tmp_name); |
269 | ++failed; | |
db9b8b88 | 270 | } |
63371d1e | 271 | } |
63371d1e | 272 | |
83c55082 CB |
273 | ok(failed == 0, |
274 | "Large sessions number: created %u sessions", | |
275 | MAX_SESSIONS); | |
276 | ||
277 | failed = 0; | |
278 | ||
63371d1e DG |
279 | for (i = 0; i < MAX_SESSIONS; i++) { |
280 | cds_list_for_each_entry_safe(iter, tmp, &session_list->head, list) { | |
271933a4 | 281 | ret = destroy_one_session(iter); |
63371d1e | 282 | if (ret < 0) { |
59891c42 | 283 | diag("session %d destroy failed", i); |
83c55082 | 284 | ++failed; |
63371d1e DG |
285 | } |
286 | } | |
287 | } | |
63371d1e | 288 | |
83c55082 CB |
289 | ok(failed == 0 && session_list_count() == 0, |
290 | "Large sessions number: destroyed %u sessions", | |
291 | MAX_SESSIONS); | |
292 | } | |
63371d1e | 293 | |
83c55082 CB |
294 | int main(int argc, char **argv) |
295 | { | |
83c55082 CB |
296 | plan_tests(NUM_TESTS); |
297 | ||
e3bef725 CB |
298 | diag("Sessions unit tests"); |
299 | ||
83c55082 CB |
300 | test_session_list(); |
301 | ||
302 | test_create_one_session(); | |
303 | ||
304 | test_validate_session(); | |
305 | ||
306 | test_destroy_session(); | |
307 | ||
308 | test_duplicate_session(); | |
309 | ||
310 | empty_session_list(); | |
311 | ||
312 | test_bogus_session_param(); | |
313 | ||
314 | test_large_session_number(); | |
315 | ||
316 | return exit_status(); | |
63371d1e | 317 | } |