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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> |
63371d1e | 29 | #include "ltt-sessiond/session.h" |
897b8e23 | 30 | #include "utils.h" |
63371d1e DG |
31 | |
32 | #define SESSION1 "test1" | |
33 | ||
34 | /* This path will NEVER be created in this test */ | |
35 | #define PATH1 "/tmp/.test-junk-lttng" | |
36 | ||
37 | #define MAX_SESSIONS 10000 | |
38 | ||
39 | /* | |
40 | * String of 263 caracters. NAME_MAX + "OVERFLOW". If OVERFLOW appears in the | |
41 | * session name, we have a problem. | |
42 | * | |
43 | * NAME_MAX = 255 | |
44 | */ | |
45 | #define OVERFLOW_SESSION_NAME \ | |
46 | "abcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcd" \ | |
47 | "abcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcd" \ | |
48 | "abcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcd" \ | |
49 | "abcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabc" \ | |
50 | "OVERFLOW" | |
51 | ||
52 | static struct ltt_session_list *session_list; | |
53 | ||
54 | /* For lttngerr.h */ | |
55 | int opt_quiet = 1; | |
56 | int opt_verbose = 0; | |
57 | ||
58 | static const char alphanum[] = | |
59 | "0123456789" | |
60 | "ABCDEFGHIJKLMNOPQRSTUVWXYZ" | |
61 | "abcdefghijklmnopqrstuvwxyz"; | |
62 | ||
63 | /* | |
64 | * Return random string of 10 characters. | |
65 | */ | |
66 | static char *get_random_string(void) | |
67 | { | |
68 | int i; | |
69 | char *str = malloc(11); | |
70 | ||
71 | for (i = 0; i < 10; i++) { | |
72 | str[i] = alphanum[rand() % (sizeof(alphanum) - 1)]; | |
73 | } | |
74 | ||
75 | str[10] = '\0'; | |
76 | ||
77 | return str; | |
78 | } | |
79 | ||
80 | /* | |
81 | * Return 0 if session name is found, else -1 | |
82 | */ | |
83 | static int find_session_name(char *name) | |
84 | { | |
85 | struct ltt_session *iter; | |
86 | ||
87 | cds_list_for_each_entry(iter, &session_list->head, list) { | |
88 | if (strcmp(iter->name, name) == 0) { | |
89 | return 0; | |
90 | } | |
91 | } | |
92 | ||
93 | return -1; | |
94 | } | |
95 | ||
96 | /* | |
97 | * Empty session list manually. | |
98 | */ | |
99 | static void empty_session_list(void) | |
100 | { | |
101 | struct ltt_session *iter, *tmp; | |
102 | ||
103 | cds_list_for_each_entry_safe(iter, tmp, &session_list->head, list) { | |
104 | cds_list_del(&iter->list); | |
105 | session_list->count--; | |
106 | free(iter); | |
107 | } | |
108 | ||
109 | /* Session list must be 0 */ | |
110 | assert(!session_list->count); | |
111 | } | |
112 | ||
113 | /* | |
114 | * Test creation of 1 session | |
115 | */ | |
116 | static int create_one_session(char *name, char *path) | |
117 | { | |
118 | int ret; | |
119 | ||
54d01ffb DG |
120 | ret = session_create(name, path); |
121 | if (ret == LTTCOMM_OK) { | |
63371d1e DG |
122 | /* Validate */ |
123 | ret = find_session_name(name); | |
124 | if (ret < 0) { | |
125 | /* Session not found by name */ | |
126 | printf("session not found after creation\n"); | |
127 | return -1; | |
128 | } else { | |
129 | /* Success */ | |
130 | return 0; | |
131 | } | |
54d01ffb DG |
132 | } else { |
133 | if (ret == LTTCOMM_EXIST_SESS) { | |
63371d1e DG |
134 | printf("(session already exists) "); |
135 | } | |
136 | return -1; | |
137 | } | |
138 | ||
139 | return 0; | |
140 | } | |
141 | ||
142 | /* | |
143 | * Test deletion of 1 session | |
144 | */ | |
145 | static int destroy_one_session(char *name) | |
146 | { | |
147 | int ret; | |
148 | ||
54d01ffb DG |
149 | ret = session_destroy(name); |
150 | ||
151 | if (ret == LTTCOMM_OK) { | |
63371d1e DG |
152 | /* Validate */ |
153 | ret = find_session_name(name); | |
154 | if (ret < 0) { | |
155 | /* Success, -1 means that the sesion is NOT found */ | |
156 | return 0; | |
157 | } else { | |
158 | /* Fail */ | |
159 | return -1; | |
160 | } | |
63371d1e DG |
161 | } |
162 | ||
163 | return 0; | |
164 | } | |
165 | ||
166 | static int fuzzing_create_args(void) | |
167 | { | |
168 | int ret; | |
169 | ||
170 | ret = create_one_session(NULL, NULL); | |
54d01ffb | 171 | if (ret > 0) { |
63371d1e DG |
172 | printf("Session created with (null),(null)\n"); |
173 | return -1; | |
174 | } | |
175 | ||
176 | ret = create_one_session(NULL, PATH1); | |
54d01ffb | 177 | if (ret > 0) { |
63371d1e DG |
178 | printf("Session created with (null), %s)\n", PATH1); |
179 | return -1; | |
180 | } | |
181 | ||
182 | ret = create_one_session(SESSION1, NULL); | |
54d01ffb | 183 | if (ret > 0) { |
63371d1e DG |
184 | printf("Session created with %s, (null)\n", SESSION1); |
185 | return -1; | |
186 | } | |
187 | ||
188 | /* Session list must be 0 */ | |
189 | assert(!session_list->count); | |
190 | ||
191 | return 0; | |
192 | } | |
193 | ||
194 | static int fuzzing_destroy_args(void) | |
195 | { | |
196 | int ret; | |
197 | ||
198 | ret = destroy_one_session(NULL); | |
54d01ffb | 199 | if (ret > 0) { |
63371d1e DG |
200 | printf("Session destroyed with (null)\n"); |
201 | return -1; | |
202 | } | |
203 | ||
204 | ret = destroy_one_session(OVERFLOW_SESSION_NAME); | |
54d01ffb | 205 | if (ret > 0) { |
63371d1e DG |
206 | printf("Session destroyed with %s\n", OVERFLOW_SESSION_NAME); |
207 | return -1; | |
208 | } | |
209 | ||
210 | /* Session list must be 0 */ | |
211 | assert(!session_list->count); | |
212 | ||
213 | return 0; | |
214 | } | |
215 | ||
216 | /* | |
217 | * This test is supposed to fail at the second create call. If so, return 0 for | |
218 | * test success, else -1. | |
219 | */ | |
220 | static int two_session_same_name(void) | |
221 | { | |
222 | int ret; | |
223 | ||
224 | ret = create_one_session(SESSION1, PATH1); | |
225 | if (ret < 0) { | |
226 | /* Fail */ | |
227 | return -1; | |
228 | } | |
229 | ||
230 | ret = create_one_session(SESSION1, PATH1); | |
231 | if (ret < 0) { | |
232 | /* Success */ | |
233 | return 0; | |
234 | } | |
235 | ||
236 | /* Fail */ | |
237 | return -1; | |
238 | } | |
239 | ||
240 | int main(int argc, char **argv) | |
241 | { | |
242 | int ret, i; | |
243 | char *tmp_name; | |
244 | struct ltt_session *iter, *tmp; | |
245 | ||
246 | srand(time(NULL)); | |
247 | ||
248 | printf("\nTesting Sessions:\n-----------\n"); | |
249 | ||
54d01ffb | 250 | session_list = session_get_list(); |
63371d1e DG |
251 | if (session_list == NULL) { |
252 | return -1; | |
253 | } | |
254 | ||
255 | printf("Create 1 session %s: ", SESSION1); | |
256 | ret = create_one_session(SESSION1, PATH1); | |
257 | if (ret < 0) { | |
258 | return -1; | |
259 | } | |
897b8e23 | 260 | PRINT_OK(); |
63371d1e DG |
261 | |
262 | printf("Validating created session %s: ", SESSION1); | |
54d01ffb | 263 | tmp = session_find_by_name(SESSION1); |
63371d1e DG |
264 | if (tmp == NULL) { |
265 | return -1; | |
266 | } | |
267 | /* Basic init session values */ | |
268 | assert(tmp->kernel_session == NULL); | |
0177d773 | 269 | assert(tmp->ust_session_list.count == 0); |
63371d1e DG |
270 | assert(strlen(tmp->path)); |
271 | assert(strlen(tmp->name)); | |
54d01ffb DG |
272 | session_lock(tmp); |
273 | session_unlock(tmp); | |
63371d1e | 274 | |
897b8e23 | 275 | PRINT_OK(); |
63371d1e DG |
276 | |
277 | printf("Destroy 1 session %s: ", SESSION1); | |
278 | ret = destroy_one_session(SESSION1); | |
279 | if (ret < 0) { | |
280 | return -1; | |
281 | } | |
897b8e23 | 282 | PRINT_OK(); |
63371d1e DG |
283 | |
284 | printf("Two session with same name: "); | |
285 | ret = two_session_same_name(); | |
286 | if (ret < 0) { | |
287 | return -1; | |
288 | } | |
897b8e23 | 289 | PRINT_OK(); |
63371d1e DG |
290 | |
291 | empty_session_list(); | |
292 | ||
293 | printf("Fuzzing create_session arguments: "); | |
294 | ret = fuzzing_create_args(); | |
295 | if (ret < 0) { | |
296 | return -1; | |
297 | } | |
897b8e23 | 298 | PRINT_OK(); |
63371d1e DG |
299 | |
300 | printf("Fuzzing destroy_session argument: "); | |
301 | ret = fuzzing_destroy_args(); | |
302 | if (ret < 0) { | |
303 | return -1; | |
304 | } | |
897b8e23 | 305 | PRINT_OK(); |
63371d1e DG |
306 | |
307 | printf("Creating %d sessions: ", MAX_SESSIONS); | |
308 | for (i = 0; i < MAX_SESSIONS; i++) { | |
309 | tmp_name = get_random_string(); | |
310 | ret = create_one_session(tmp_name, PATH1); | |
311 | if (ret < 0) { | |
312 | printf("session %d (name: %s) creation failed\n", i, tmp_name); | |
313 | return -1; | |
314 | } | |
315 | free(tmp_name); | |
316 | } | |
897b8e23 | 317 | PRINT_OK(); |
63371d1e DG |
318 | |
319 | printf("Destroying %d sessions: ", MAX_SESSIONS); | |
320 | for (i = 0; i < MAX_SESSIONS; i++) { | |
321 | cds_list_for_each_entry_safe(iter, tmp, &session_list->head, list) { | |
322 | ret = destroy_one_session(iter->name); | |
323 | if (ret < 0) { | |
324 | printf("session %d (name: %s) creation failed\n", i, iter->name); | |
325 | return -1; | |
326 | } | |
327 | } | |
328 | } | |
897b8e23 | 329 | PRINT_OK(); |
63371d1e DG |
330 | |
331 | /* Session list must be 0 */ | |
332 | assert(!session_list->count); | |
333 | ||
334 | /* Success */ | |
335 | return 0; | |
336 | } |