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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 DG |
31 | #include <bin/lttng-sessiond/session.h> |
32 | #include <common/sessiond-comm/sessiond-comm.h> | |
f73fabfd | 33 | #include <common/common.h> |
f6a9efaa | 34 | |
63371d1e DG |
35 | #define SESSION1 "test1" |
36 | ||
37 | /* This path will NEVER be created in this test */ | |
38 | #define PATH1 "/tmp/.test-junk-lttng" | |
39 | ||
40 | #define MAX_SESSIONS 10000 | |
98612240 | 41 | #define RANDOM_STRING_LEN 11 |
63371d1e | 42 | |
83c55082 CB |
43 | /* Number of TAP tests in this file */ |
44 | #define NUM_TESTS 12 | |
63371d1e DG |
45 | |
46 | static struct ltt_session_list *session_list; | |
47 | ||
48 | /* For lttngerr.h */ | |
97e19046 DG |
49 | int lttng_opt_quiet = 1; |
50 | int lttng_opt_verbose = 0; | |
63371d1e DG |
51 | |
52 | static const char alphanum[] = | |
53 | "0123456789" | |
54 | "ABCDEFGHIJKLMNOPQRSTUVWXYZ" | |
55 | "abcdefghijklmnopqrstuvwxyz"; | |
98612240 | 56 | static char random_string[RANDOM_STRING_LEN]; |
63371d1e DG |
57 | |
58 | /* | |
59 | * Return random string of 10 characters. | |
98612240 | 60 | * Not thread-safe. |
63371d1e DG |
61 | */ |
62 | static char *get_random_string(void) | |
63 | { | |
64 | int i; | |
63371d1e | 65 | |
98612240 MD |
66 | for (i = 0; i < RANDOM_STRING_LEN - 1; i++) { |
67 | random_string[i] = alphanum[rand() % (sizeof(alphanum) - 1)]; | |
63371d1e DG |
68 | } |
69 | ||
98612240 | 70 | random_string[RANDOM_STRING_LEN - 1] = '\0'; |
63371d1e | 71 | |
98612240 | 72 | return random_string; |
63371d1e DG |
73 | } |
74 | ||
75 | /* | |
76 | * Return 0 if session name is found, else -1 | |
77 | */ | |
78 | static int find_session_name(char *name) | |
79 | { | |
80 | struct ltt_session *iter; | |
81 | ||
82 | cds_list_for_each_entry(iter, &session_list->head, list) { | |
83 | if (strcmp(iter->name, name) == 0) { | |
84 | return 0; | |
85 | } | |
86 | } | |
87 | ||
88 | return -1; | |
89 | } | |
90 | ||
cc305a0b MD |
91 | static int session_list_count(void) |
92 | { | |
93 | int count = 0; | |
94 | struct ltt_session *iter; | |
95 | ||
96 | cds_list_for_each_entry(iter, &session_list->head, list) { | |
97 | count++; | |
98 | } | |
99 | return count; | |
100 | } | |
101 | ||
63371d1e DG |
102 | /* |
103 | * Empty session list manually. | |
104 | */ | |
105 | static void empty_session_list(void) | |
106 | { | |
107 | struct ltt_session *iter, *tmp; | |
108 | ||
109 | cds_list_for_each_entry_safe(iter, tmp, &session_list->head, list) { | |
110 | cds_list_del(&iter->list); | |
63371d1e DG |
111 | free(iter); |
112 | } | |
113 | ||
114 | /* Session list must be 0 */ | |
cc305a0b | 115 | assert(!session_list_count()); |
63371d1e DG |
116 | } |
117 | ||
118 | /* | |
119 | * Test creation of 1 session | |
120 | */ | |
121 | static int create_one_session(char *name, char *path) | |
122 | { | |
123 | int ret; | |
124 | ||
6df2e2c9 | 125 | ret = session_create(name, path, geteuid(), getegid()); |
f73fabfd | 126 | if (ret == LTTNG_OK) { |
63371d1e DG |
127 | /* Validate */ |
128 | ret = find_session_name(name); | |
129 | if (ret < 0) { | |
130 | /* Session not found by name */ | |
131 | printf("session not found after creation\n"); | |
132 | return -1; | |
133 | } else { | |
134 | /* Success */ | |
135 | return 0; | |
136 | } | |
54d01ffb | 137 | } else { |
f73fabfd | 138 | if (ret == LTTNG_ERR_EXIST_SESS) { |
63371d1e DG |
139 | printf("(session already exists) "); |
140 | } | |
141 | return -1; | |
142 | } | |
143 | ||
144 | return 0; | |
145 | } | |
146 | ||
147 | /* | |
148 | * Test deletion of 1 session | |
149 | */ | |
271933a4 | 150 | static int destroy_one_session(struct ltt_session *session) |
63371d1e DG |
151 | { |
152 | int ret; | |
153 | ||
271933a4 | 154 | ret = session_destroy(session); |
54d01ffb | 155 | |
f73fabfd | 156 | if (ret == LTTNG_OK) { |
63371d1e | 157 | /* Validate */ |
271933a4 DG |
158 | if (session == NULL) { |
159 | return 0; | |
160 | } | |
161 | ret = find_session_name(session->name); | |
63371d1e DG |
162 | if (ret < 0) { |
163 | /* Success, -1 means that the sesion is NOT found */ | |
164 | return 0; | |
165 | } else { | |
166 | /* Fail */ | |
167 | return -1; | |
168 | } | |
63371d1e DG |
169 | } |
170 | ||
171 | return 0; | |
172 | } | |
173 | ||
63371d1e DG |
174 | /* |
175 | * This test is supposed to fail at the second create call. If so, return 0 for | |
176 | * test success, else -1. | |
177 | */ | |
178 | static int two_session_same_name(void) | |
179 | { | |
180 | int ret; | |
00e2e675 | 181 | struct ltt_session *sess; |
63371d1e DG |
182 | |
183 | ret = create_one_session(SESSION1, PATH1); | |
184 | if (ret < 0) { | |
185 | /* Fail */ | |
186 | return -1; | |
187 | } | |
188 | ||
00e2e675 DG |
189 | sess = session_find_by_name(SESSION1); |
190 | if (sess) { | |
63371d1e DG |
191 | /* Success */ |
192 | return 0; | |
193 | } | |
194 | ||
195 | /* Fail */ | |
196 | return -1; | |
197 | } | |
198 | ||
83c55082 | 199 | void test_session_list(void) |
63371d1e | 200 | { |
83c55082 CB |
201 | session_list = session_get_list(); |
202 | ok(session_list != NULL, "Session list: not NULL"); | |
203 | } | |
63371d1e | 204 | |
83c55082 CB |
205 | void test_create_one_session(void) |
206 | { | |
207 | ok(create_one_session(SESSION1, PATH1) == 0, | |
208 | "Create session: %s", | |
209 | SESSION1); | |
210 | } | |
63371d1e | 211 | |
83c55082 CB |
212 | void test_validate_session(void) |
213 | { | |
214 | struct ltt_session *tmp; | |
63371d1e | 215 | |
83c55082 | 216 | tmp = session_find_by_name(SESSION1); |
63371d1e | 217 | |
83c55082 CB |
218 | ok(tmp != NULL, |
219 | "Validating session: session found"); | |
220 | ||
221 | ok(tmp->kernel_session == NULL && | |
222 | strlen(tmp->path) && | |
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 | { | |
252 | ok(create_one_session(NULL, NULL) < 0, | |
253 | "Create session with bogus param: NULL, NULL should fail"); | |
254 | ||
255 | ok(create_one_session(NULL, PATH1) < 0, | |
256 | "Create session with bogus param: NULL, %s should fail", | |
257 | PATH1); | |
258 | ||
259 | ok(session_list_count() == 0, | |
260 | "Create session with bogus param: session list empty"); | |
261 | } | |
262 | ||
263 | void test_large_session_number(void) | |
264 | { | |
265 | int ret, i, failed = 0; | |
266 | struct ltt_session *iter, *tmp; | |
63371d1e | 267 | |
63371d1e | 268 | for (i = 0; i < MAX_SESSIONS; i++) { |
e6dd5671 | 269 | char *tmp_name = get_random_string(); |
e6dd5671 | 270 | ret = create_one_session(tmp_name, PATH1); |
63371d1e | 271 | if (ret < 0) { |
83c55082 CB |
272 | diag("session %d (name: %s) creation failed", i, tmp_name); |
273 | ++failed; | |
db9b8b88 | 274 | } |
63371d1e | 275 | } |
63371d1e | 276 | |
83c55082 CB |
277 | ok(failed == 0, |
278 | "Large sessions number: created %u sessions", | |
279 | MAX_SESSIONS); | |
280 | ||
281 | failed = 0; | |
282 | ||
63371d1e DG |
283 | for (i = 0; i < MAX_SESSIONS; i++) { |
284 | cds_list_for_each_entry_safe(iter, tmp, &session_list->head, list) { | |
271933a4 | 285 | ret = destroy_one_session(iter); |
63371d1e | 286 | if (ret < 0) { |
83c55082 CB |
287 | diag("session %d (name: %s) destroy failed", i, iter->name); |
288 | ++failed; | |
63371d1e DG |
289 | } |
290 | } | |
291 | } | |
63371d1e | 292 | |
83c55082 CB |
293 | ok(failed == 0 && session_list_count() == 0, |
294 | "Large sessions number: destroyed %u sessions", | |
295 | MAX_SESSIONS); | |
296 | } | |
63371d1e | 297 | |
83c55082 CB |
298 | int main(int argc, char **argv) |
299 | { | |
300 | diag("Sessions unit tests"); | |
301 | ||
302 | plan_tests(NUM_TESTS); | |
303 | ||
304 | test_session_list(); | |
305 | ||
306 | test_create_one_session(); | |
307 | ||
308 | test_validate_session(); | |
309 | ||
310 | test_destroy_session(); | |
311 | ||
312 | test_duplicate_session(); | |
313 | ||
314 | empty_session_list(); | |
315 | ||
316 | test_bogus_session_param(); | |
317 | ||
318 | test_large_session_number(); | |
319 | ||
320 | return exit_status(); | |
63371d1e | 321 | } |