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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> | |
27 | ||
54d01ffb | 28 | #include <lttng-sessiond-comm.h> |
f6a9efaa | 29 | |
32258573 | 30 | #include <lttng-sessiond/session.h> |
897b8e23 | 31 | #include "utils.h" |
63371d1e DG |
32 | |
33 | #define SESSION1 "test1" | |
34 | ||
35 | /* This path will NEVER be created in this test */ | |
36 | #define PATH1 "/tmp/.test-junk-lttng" | |
37 | ||
38 | #define MAX_SESSIONS 10000 | |
39 | ||
40 | /* | |
41 | * String of 263 caracters. NAME_MAX + "OVERFLOW". If OVERFLOW appears in the | |
42 | * session name, we have a problem. | |
43 | * | |
44 | * NAME_MAX = 255 | |
45 | */ | |
46 | #define OVERFLOW_SESSION_NAME \ | |
47 | "abcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcd" \ | |
48 | "abcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcd" \ | |
49 | "abcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcd" \ | |
50 | "abcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabc" \ | |
51 | "OVERFLOW" | |
52 | ||
53 | static struct ltt_session_list *session_list; | |
54 | ||
55 | /* For lttngerr.h */ | |
56 | int opt_quiet = 1; | |
57 | int opt_verbose = 0; | |
58 | ||
59 | static const char alphanum[] = | |
60 | "0123456789" | |
61 | "ABCDEFGHIJKLMNOPQRSTUVWXYZ" | |
62 | "abcdefghijklmnopqrstuvwxyz"; | |
63 | ||
64 | /* | |
65 | * Return random string of 10 characters. | |
66 | */ | |
67 | static char *get_random_string(void) | |
68 | { | |
69 | int i; | |
70 | char *str = malloc(11); | |
71 | ||
72 | for (i = 0; i < 10; i++) { | |
73 | str[i] = alphanum[rand() % (sizeof(alphanum) - 1)]; | |
74 | } | |
75 | ||
76 | str[10] = '\0'; | |
77 | ||
78 | return str; | |
79 | } | |
80 | ||
81 | /* | |
82 | * Return 0 if session name is found, else -1 | |
83 | */ | |
84 | static int find_session_name(char *name) | |
85 | { | |
86 | struct ltt_session *iter; | |
87 | ||
88 | cds_list_for_each_entry(iter, &session_list->head, list) { | |
89 | if (strcmp(iter->name, name) == 0) { | |
90 | return 0; | |
91 | } | |
92 | } | |
93 | ||
94 | return -1; | |
95 | } | |
96 | ||
97 | /* | |
98 | * Empty session list manually. | |
99 | */ | |
100 | static void empty_session_list(void) | |
101 | { | |
102 | struct ltt_session *iter, *tmp; | |
103 | ||
104 | cds_list_for_each_entry_safe(iter, tmp, &session_list->head, list) { | |
105 | cds_list_del(&iter->list); | |
106 | session_list->count--; | |
107 | free(iter); | |
108 | } | |
109 | ||
110 | /* Session list must be 0 */ | |
111 | assert(!session_list->count); | |
112 | } | |
113 | ||
114 | /* | |
115 | * Test creation of 1 session | |
116 | */ | |
117 | static int create_one_session(char *name, char *path) | |
118 | { | |
119 | int ret; | |
120 | ||
54d01ffb DG |
121 | ret = session_create(name, path); |
122 | if (ret == LTTCOMM_OK) { | |
63371d1e DG |
123 | /* Validate */ |
124 | ret = find_session_name(name); | |
125 | if (ret < 0) { | |
126 | /* Session not found by name */ | |
127 | printf("session not found after creation\n"); | |
128 | return -1; | |
129 | } else { | |
130 | /* Success */ | |
131 | return 0; | |
132 | } | |
54d01ffb DG |
133 | } else { |
134 | if (ret == LTTCOMM_EXIST_SESS) { | |
63371d1e DG |
135 | printf("(session already exists) "); |
136 | } | |
137 | return -1; | |
138 | } | |
139 | ||
140 | return 0; | |
141 | } | |
142 | ||
143 | /* | |
144 | * Test deletion of 1 session | |
145 | */ | |
271933a4 | 146 | static int destroy_one_session(struct ltt_session *session) |
63371d1e DG |
147 | { |
148 | int ret; | |
149 | ||
271933a4 | 150 | ret = session_destroy(session); |
54d01ffb DG |
151 | |
152 | if (ret == LTTCOMM_OK) { | |
63371d1e | 153 | /* Validate */ |
271933a4 DG |
154 | if (session == NULL) { |
155 | return 0; | |
156 | } | |
157 | ret = find_session_name(session->name); | |
63371d1e DG |
158 | if (ret < 0) { |
159 | /* Success, -1 means that the sesion is NOT found */ | |
160 | return 0; | |
161 | } else { | |
162 | /* Fail */ | |
163 | return -1; | |
164 | } | |
63371d1e DG |
165 | } |
166 | ||
167 | return 0; | |
168 | } | |
169 | ||
170 | static int fuzzing_create_args(void) | |
171 | { | |
172 | int ret; | |
173 | ||
174 | ret = create_one_session(NULL, NULL); | |
54d01ffb | 175 | if (ret > 0) { |
63371d1e DG |
176 | printf("Session created with (null),(null)\n"); |
177 | return -1; | |
178 | } | |
179 | ||
180 | ret = create_one_session(NULL, PATH1); | |
54d01ffb | 181 | if (ret > 0) { |
63371d1e DG |
182 | printf("Session created with (null), %s)\n", PATH1); |
183 | return -1; | |
184 | } | |
185 | ||
186 | ret = create_one_session(SESSION1, NULL); | |
54d01ffb | 187 | if (ret > 0) { |
63371d1e DG |
188 | printf("Session created with %s, (null)\n", SESSION1); |
189 | return -1; | |
190 | } | |
191 | ||
192 | /* Session list must be 0 */ | |
193 | assert(!session_list->count); | |
194 | ||
195 | return 0; | |
196 | } | |
197 | ||
198 | static int fuzzing_destroy_args(void) | |
199 | { | |
200 | int ret; | |
201 | ||
202 | ret = destroy_one_session(NULL); | |
54d01ffb | 203 | if (ret > 0) { |
63371d1e DG |
204 | printf("Session destroyed with (null)\n"); |
205 | return -1; | |
206 | } | |
207 | ||
63371d1e DG |
208 | /* Session list must be 0 */ |
209 | assert(!session_list->count); | |
210 | ||
211 | return 0; | |
212 | } | |
213 | ||
214 | /* | |
215 | * This test is supposed to fail at the second create call. If so, return 0 for | |
216 | * test success, else -1. | |
217 | */ | |
218 | static int two_session_same_name(void) | |
219 | { | |
220 | int ret; | |
221 | ||
222 | ret = create_one_session(SESSION1, PATH1); | |
223 | if (ret < 0) { | |
224 | /* Fail */ | |
225 | return -1; | |
226 | } | |
227 | ||
228 | ret = create_one_session(SESSION1, PATH1); | |
229 | if (ret < 0) { | |
230 | /* Success */ | |
231 | return 0; | |
232 | } | |
233 | ||
234 | /* Fail */ | |
235 | return -1; | |
236 | } | |
237 | ||
238 | int main(int argc, char **argv) | |
239 | { | |
240 | int ret, i; | |
241 | char *tmp_name; | |
242 | struct ltt_session *iter, *tmp; | |
243 | ||
244 | srand(time(NULL)); | |
245 | ||
246 | printf("\nTesting Sessions:\n-----------\n"); | |
247 | ||
54d01ffb | 248 | session_list = session_get_list(); |
63371d1e DG |
249 | if (session_list == NULL) { |
250 | return -1; | |
251 | } | |
252 | ||
253 | printf("Create 1 session %s: ", SESSION1); | |
254 | ret = create_one_session(SESSION1, PATH1); | |
255 | if (ret < 0) { | |
256 | return -1; | |
257 | } | |
897b8e23 | 258 | PRINT_OK(); |
63371d1e DG |
259 | |
260 | printf("Validating created session %s: ", SESSION1); | |
54d01ffb | 261 | tmp = session_find_by_name(SESSION1); |
63371d1e DG |
262 | if (tmp == NULL) { |
263 | return -1; | |
264 | } | |
265 | /* Basic init session values */ | |
266 | assert(tmp->kernel_session == NULL); | |
63371d1e DG |
267 | assert(strlen(tmp->path)); |
268 | assert(strlen(tmp->name)); | |
54d01ffb DG |
269 | session_lock(tmp); |
270 | session_unlock(tmp); | |
63371d1e | 271 | |
897b8e23 | 272 | PRINT_OK(); |
63371d1e DG |
273 | |
274 | printf("Destroy 1 session %s: ", SESSION1); | |
271933a4 | 275 | ret = destroy_one_session(tmp); |
63371d1e DG |
276 | if (ret < 0) { |
277 | return -1; | |
278 | } | |
897b8e23 | 279 | PRINT_OK(); |
63371d1e DG |
280 | |
281 | printf("Two session with same name: "); | |
282 | ret = two_session_same_name(); | |
283 | if (ret < 0) { | |
284 | return -1; | |
285 | } | |
897b8e23 | 286 | PRINT_OK(); |
63371d1e DG |
287 | |
288 | empty_session_list(); | |
289 | ||
290 | printf("Fuzzing create_session arguments: "); | |
291 | ret = fuzzing_create_args(); | |
292 | if (ret < 0) { | |
293 | return -1; | |
294 | } | |
897b8e23 | 295 | PRINT_OK(); |
63371d1e DG |
296 | |
297 | printf("Fuzzing destroy_session argument: "); | |
298 | ret = fuzzing_destroy_args(); | |
299 | if (ret < 0) { | |
300 | return -1; | |
301 | } | |
897b8e23 | 302 | PRINT_OK(); |
63371d1e DG |
303 | |
304 | printf("Creating %d sessions: ", MAX_SESSIONS); | |
305 | for (i = 0; i < MAX_SESSIONS; i++) { | |
306 | tmp_name = get_random_string(); | |
307 | ret = create_one_session(tmp_name, PATH1); | |
308 | if (ret < 0) { | |
309 | printf("session %d (name: %s) creation failed\n", i, tmp_name); | |
310 | return -1; | |
311 | } | |
312 | free(tmp_name); | |
313 | } | |
897b8e23 | 314 | PRINT_OK(); |
63371d1e DG |
315 | |
316 | printf("Destroying %d sessions: ", MAX_SESSIONS); | |
317 | for (i = 0; i < MAX_SESSIONS; i++) { | |
318 | cds_list_for_each_entry_safe(iter, tmp, &session_list->head, list) { | |
271933a4 | 319 | ret = destroy_one_session(iter); |
63371d1e DG |
320 | if (ret < 0) { |
321 | printf("session %d (name: %s) creation failed\n", i, iter->name); | |
322 | return -1; | |
323 | } | |
324 | } | |
325 | } | |
897b8e23 | 326 | PRINT_OK(); |
63371d1e DG |
327 | |
328 | /* Session list must be 0 */ | |
329 | assert(!session_list->count); | |
330 | ||
331 | /* Success */ | |
332 | return 0; | |
333 | } |