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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 | ||
28 | #include "ltt-sessiond/session.h" | |
897b8e23 | 29 | #include "utils.h" |
63371d1e DG |
30 | |
31 | #define SESSION1 "test1" | |
32 | ||
33 | /* This path will NEVER be created in this test */ | |
34 | #define PATH1 "/tmp/.test-junk-lttng" | |
35 | ||
36 | #define MAX_SESSIONS 10000 | |
37 | ||
38 | /* | |
39 | * String of 263 caracters. NAME_MAX + "OVERFLOW". If OVERFLOW appears in the | |
40 | * session name, we have a problem. | |
41 | * | |
42 | * NAME_MAX = 255 | |
43 | */ | |
44 | #define OVERFLOW_SESSION_NAME \ | |
45 | "abcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcd" \ | |
46 | "abcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcd" \ | |
47 | "abcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcd" \ | |
48 | "abcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabc" \ | |
49 | "OVERFLOW" | |
50 | ||
51 | static struct ltt_session_list *session_list; | |
52 | ||
53 | /* For lttngerr.h */ | |
54 | int opt_quiet = 1; | |
55 | int opt_verbose = 0; | |
56 | ||
57 | static const char alphanum[] = | |
58 | "0123456789" | |
59 | "ABCDEFGHIJKLMNOPQRSTUVWXYZ" | |
60 | "abcdefghijklmnopqrstuvwxyz"; | |
61 | ||
62 | /* | |
63 | * Return random string of 10 characters. | |
64 | */ | |
65 | static char *get_random_string(void) | |
66 | { | |
67 | int i; | |
68 | char *str = malloc(11); | |
69 | ||
70 | for (i = 0; i < 10; i++) { | |
71 | str[i] = alphanum[rand() % (sizeof(alphanum) - 1)]; | |
72 | } | |
73 | ||
74 | str[10] = '\0'; | |
75 | ||
76 | return str; | |
77 | } | |
78 | ||
79 | /* | |
80 | * Return 0 if session name is found, else -1 | |
81 | */ | |
82 | static int find_session_name(char *name) | |
83 | { | |
84 | struct ltt_session *iter; | |
85 | ||
86 | cds_list_for_each_entry(iter, &session_list->head, list) { | |
87 | if (strcmp(iter->name, name) == 0) { | |
88 | return 0; | |
89 | } | |
90 | } | |
91 | ||
92 | return -1; | |
93 | } | |
94 | ||
95 | /* | |
96 | * Empty session list manually. | |
97 | */ | |
98 | static void empty_session_list(void) | |
99 | { | |
100 | struct ltt_session *iter, *tmp; | |
101 | ||
102 | cds_list_for_each_entry_safe(iter, tmp, &session_list->head, list) { | |
103 | cds_list_del(&iter->list); | |
104 | session_list->count--; | |
105 | free(iter); | |
106 | } | |
107 | ||
108 | /* Session list must be 0 */ | |
109 | assert(!session_list->count); | |
110 | } | |
111 | ||
112 | /* | |
113 | * Test creation of 1 session | |
114 | */ | |
115 | static int create_one_session(char *name, char *path) | |
116 | { | |
117 | int ret; | |
118 | ||
119 | ret = create_session(name, path); | |
120 | if (ret >= 0) { | |
121 | /* Validate */ | |
122 | ret = find_session_name(name); | |
123 | if (ret < 0) { | |
124 | /* Session not found by name */ | |
125 | printf("session not found after creation\n"); | |
126 | return -1; | |
127 | } else { | |
128 | /* Success */ | |
129 | return 0; | |
130 | } | |
131 | } else if (ret < 0) { | |
132 | if (ret == -EEXIST) { | |
133 | printf("(session already exists) "); | |
134 | } | |
135 | return -1; | |
136 | } | |
137 | ||
138 | return 0; | |
139 | } | |
140 | ||
141 | /* | |
142 | * Test deletion of 1 session | |
143 | */ | |
144 | static int destroy_one_session(char *name) | |
145 | { | |
146 | int ret; | |
147 | ||
148 | ret = destroy_session(name); | |
149 | if (ret == 1) { | |
150 | /* Validate */ | |
151 | ret = find_session_name(name); | |
152 | if (ret < 0) { | |
153 | /* Success, -1 means that the sesion is NOT found */ | |
154 | return 0; | |
155 | } else { | |
156 | /* Fail */ | |
157 | return -1; | |
158 | } | |
159 | } else if (ret < 0) { | |
160 | if (ret == -EEXIST) { | |
161 | printf("(session already exists) "); | |
162 | } | |
163 | return -1; | |
164 | } | |
165 | ||
166 | return 0; | |
167 | } | |
168 | ||
169 | static int fuzzing_create_args(void) | |
170 | { | |
171 | int ret; | |
172 | ||
173 | ret = create_one_session(NULL, NULL); | |
174 | if (ret >= 0) { | |
175 | printf("Session created with (null),(null)\n"); | |
176 | return -1; | |
177 | } | |
178 | ||
179 | ret = create_one_session(NULL, PATH1); | |
180 | if (ret >= 0) { | |
181 | printf("Session created with (null), %s)\n", PATH1); | |
182 | return -1; | |
183 | } | |
184 | ||
185 | ret = create_one_session(SESSION1, NULL); | |
186 | if (ret >= 0) { | |
187 | printf("Session created with %s, (null)\n", SESSION1); | |
188 | return -1; | |
189 | } | |
190 | ||
191 | /* Session list must be 0 */ | |
192 | assert(!session_list->count); | |
193 | ||
194 | return 0; | |
195 | } | |
196 | ||
197 | static int fuzzing_destroy_args(void) | |
198 | { | |
199 | int ret; | |
200 | ||
201 | ret = destroy_one_session(NULL); | |
202 | if (ret >= 0) { | |
203 | printf("Session destroyed with (null)\n"); | |
204 | return -1; | |
205 | } | |
206 | ||
207 | ret = destroy_one_session(OVERFLOW_SESSION_NAME); | |
208 | if (ret >= 0) { | |
209 | printf("Session destroyed with %s\n", OVERFLOW_SESSION_NAME); | |
210 | return -1; | |
211 | } | |
212 | ||
213 | /* Session list must be 0 */ | |
214 | assert(!session_list->count); | |
215 | ||
216 | return 0; | |
217 | } | |
218 | ||
219 | /* | |
220 | * This test is supposed to fail at the second create call. If so, return 0 for | |
221 | * test success, else -1. | |
222 | */ | |
223 | static int two_session_same_name(void) | |
224 | { | |
225 | int ret; | |
226 | ||
227 | ret = create_one_session(SESSION1, PATH1); | |
228 | if (ret < 0) { | |
229 | /* Fail */ | |
230 | return -1; | |
231 | } | |
232 | ||
233 | ret = create_one_session(SESSION1, PATH1); | |
234 | if (ret < 0) { | |
235 | /* Success */ | |
236 | return 0; | |
237 | } | |
238 | ||
239 | /* Fail */ | |
240 | return -1; | |
241 | } | |
242 | ||
243 | int main(int argc, char **argv) | |
244 | { | |
245 | int ret, i; | |
246 | char *tmp_name; | |
247 | struct ltt_session *iter, *tmp; | |
248 | ||
249 | srand(time(NULL)); | |
250 | ||
251 | printf("\nTesting Sessions:\n-----------\n"); | |
252 | ||
253 | session_list = get_session_list(); | |
254 | if (session_list == NULL) { | |
255 | return -1; | |
256 | } | |
257 | ||
258 | printf("Create 1 session %s: ", SESSION1); | |
259 | ret = create_one_session(SESSION1, PATH1); | |
260 | if (ret < 0) { | |
261 | return -1; | |
262 | } | |
897b8e23 | 263 | PRINT_OK(); |
63371d1e DG |
264 | |
265 | printf("Validating created session %s: ", SESSION1); | |
266 | tmp = find_session_by_name(SESSION1); | |
267 | if (tmp == NULL) { | |
268 | return -1; | |
269 | } | |
270 | /* Basic init session values */ | |
271 | assert(tmp->kernel_session == NULL); | |
272 | assert(tmp->ust_trace_count == 0); | |
273 | assert(strlen(tmp->path)); | |
274 | assert(strlen(tmp->name)); | |
275 | lock_session(tmp); | |
276 | unlock_session(tmp); | |
277 | ||
897b8e23 | 278 | PRINT_OK(); |
63371d1e DG |
279 | |
280 | printf("Destroy 1 session %s: ", SESSION1); | |
281 | ret = destroy_one_session(SESSION1); | |
282 | if (ret < 0) { | |
283 | return -1; | |
284 | } | |
897b8e23 | 285 | PRINT_OK(); |
63371d1e DG |
286 | |
287 | printf("Two session with same name: "); | |
288 | ret = two_session_same_name(); | |
289 | if (ret < 0) { | |
290 | return -1; | |
291 | } | |
897b8e23 | 292 | PRINT_OK(); |
63371d1e DG |
293 | |
294 | empty_session_list(); | |
295 | ||
296 | printf("Fuzzing create_session arguments: "); | |
297 | ret = fuzzing_create_args(); | |
298 | if (ret < 0) { | |
299 | return -1; | |
300 | } | |
897b8e23 | 301 | PRINT_OK(); |
63371d1e DG |
302 | |
303 | printf("Fuzzing destroy_session argument: "); | |
304 | ret = fuzzing_destroy_args(); | |
305 | if (ret < 0) { | |
306 | return -1; | |
307 | } | |
897b8e23 | 308 | PRINT_OK(); |
63371d1e DG |
309 | |
310 | printf("Creating %d sessions: ", MAX_SESSIONS); | |
311 | for (i = 0; i < MAX_SESSIONS; i++) { | |
312 | tmp_name = get_random_string(); | |
313 | ret = create_one_session(tmp_name, PATH1); | |
314 | if (ret < 0) { | |
315 | printf("session %d (name: %s) creation failed\n", i, tmp_name); | |
316 | return -1; | |
317 | } | |
318 | free(tmp_name); | |
319 | } | |
897b8e23 | 320 | PRINT_OK(); |
63371d1e DG |
321 | |
322 | printf("Destroying %d sessions: ", MAX_SESSIONS); | |
323 | for (i = 0; i < MAX_SESSIONS; i++) { | |
324 | cds_list_for_each_entry_safe(iter, tmp, &session_list->head, list) { | |
325 | ret = destroy_one_session(iter->name); | |
326 | if (ret < 0) { | |
327 | printf("session %d (name: %s) creation failed\n", i, iter->name); | |
328 | return -1; | |
329 | } | |
330 | } | |
331 | } | |
897b8e23 | 332 | PRINT_OK(); |
63371d1e DG |
333 | |
334 | /* Session list must be 0 */ | |
335 | assert(!session_list->count); | |
336 | ||
337 | /* Success */ | |
338 | return 0; | |
339 | } |