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72d0e1cb SG |
1 | /* liblxcapi |
2 | * | |
3 | * Copyright © 2012 Serge Hallyn <serge.hallyn@ubuntu.com>. | |
4 | * Copyright © 2012 Canonical Ltd. | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License version 2, as | |
8 | * published by the Free Software Foundation. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License along | |
16 | * with this program; if not, write to the Free Software Foundation, Inc., | |
17 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 | */ | |
948955a2 | 19 | #include <lxc/lxccontainer.h> |
72d0e1cb SG |
20 | |
21 | #include <unistd.h> | |
22 | #include <signal.h> | |
23 | #include <stdio.h> | |
24 | #include <sys/types.h> | |
25 | #include <sys/wait.h> | |
26 | #include <stdlib.h> | |
27 | #include <errno.h> | |
95ee490b | 28 | #include <string.h> |
f2363e38 | 29 | #include "lxc/state.h" |
72d0e1cb SG |
30 | |
31 | #define MYNAME "lxctest1" | |
32 | ||
33 | int main(int argc, char *argv[]) | |
34 | { | |
35 | struct lxc_container *c; | |
36 | int ret; | |
37 | char v1[2], v2[256], v3[2048]; | |
38 | ||
afeecbba | 39 | if ((c = lxc_container_new("testxyz", NULL)) == NULL) { |
72d0e1cb SG |
40 | fprintf(stderr, "%d: error opening lxc_container %s\n", __LINE__, MYNAME); |
41 | ret = 1; | |
42 | goto out; | |
43 | } | |
44 | ||
45 | if (!c->set_config_item(c, "lxc.hook.pre-start", "hi there")) { | |
46 | fprintf(stderr, "%d: failed to set hook.pre-start\n", __LINE__); | |
47 | ret = 1; | |
48 | goto out; | |
49 | } | |
50 | ret = c->get_config_item(c, "lxc.hook.pre-start", v2, 255); | |
51 | if (ret < 0) { | |
52 | fprintf(stderr, "%d: get_config_item(lxc.hook.pre-start) returned %d\n", __LINE__, ret); | |
53 | ret = 1; | |
54 | goto out; | |
55 | } | |
56 | fprintf(stderr, "lxc.hook.pre-start returned %d %s\n", ret, v2); | |
57 | ||
58 | ret = c->get_config_item(c, "lxc.network", v2, 255); | |
59 | if (ret < 0) { | |
60 | fprintf(stderr, "%d: get_config_item returned %d\n", __LINE__, ret); | |
61 | ret = 1; | |
62 | goto out; | |
63 | } | |
64 | fprintf(stderr, "%d: get_config_item(lxc.network) returned %d %s\n", __LINE__, ret, v2); | |
65 | if (!c->set_config_item(c, "lxc.tty", "4")) { | |
66 | fprintf(stderr, "%d: failed to set tty\n", __LINE__); | |
67 | ret = 1; | |
68 | goto out; | |
69 | } | |
70 | ret = c->get_config_item(c, "lxc.tty", v2, 255); | |
71 | if (ret < 0) { | |
72 | fprintf(stderr, "%d: get_config_item(lxc.tty) returned %d\n", __LINE__, ret); | |
73 | ret = 1; | |
74 | goto out; | |
75 | } | |
76 | fprintf(stderr, "lxc.tty returned %d %s\n", ret, v2); | |
77 | ||
78 | if (!c->set_config_item(c, "lxc.arch", "x86")) { | |
79 | fprintf(stderr, "%d: failed to set arch\n", __LINE__); | |
80 | ret = 1; | |
81 | goto out; | |
82 | } | |
83 | ret = c->get_config_item(c, "lxc.arch", v2, 255); | |
84 | if (ret < 0) { | |
85 | fprintf(stderr, "%d: get_config_item(lxc.arch) returned %d\n", __LINE__, ret); | |
86 | ret = 1; | |
87 | goto out; | |
88 | } | |
89 | printf("lxc.arch returned %d %s\n", ret, v2); | |
90 | ||
91 | #define HNAME "hostname1" | |
92 | // demonstrate proper usage: | |
93 | char *alloced; | |
94 | if (!c->set_config_item(c, "lxc.utsname", HNAME)) { | |
95 | fprintf(stderr, "%d: failed to set utsname\n", __LINE__); | |
96 | ret = 1; | |
97 | goto out; | |
98 | } | |
99 | ||
100 | int len; | |
101 | len = c->get_config_item(c, "lxc.utsname", NULL, 0); // query the size of the string | |
102 | if (len < 0) { | |
103 | fprintf(stderr, "%d: get_config_item(lxc.utsname) returned %d\n", __LINE__, len); | |
104 | ret = 1; | |
105 | goto out; | |
106 | } | |
107 | printf("lxc.utsname returned %d\n", len); | |
108 | ||
109 | // allocate the length of string + 1 for trailing \0 | |
110 | alloced = malloc(len+1); | |
111 | if (!alloced) { | |
112 | fprintf(stderr, "%d: failed to allocate %d bytes for utsname\n", __LINE__, len); | |
113 | ret = 1; | |
114 | goto out; | |
115 | } | |
116 | // now pass in the malloc'd array, and pass in length of string + 1: again | |
117 | // because we need room for the trailing \0 | |
118 | ret = c->get_config_item(c, "lxc.utsname", alloced, len+1); | |
119 | if (ret < 0) { | |
120 | fprintf(stderr, "%d: get_config_item(lxc.utsname) returned %d\n", __LINE__, ret); | |
121 | ret = 1; | |
122 | goto out; | |
123 | } | |
124 | if (strcmp(alloced, HNAME) != 0 || ret != len) { | |
125 | fprintf(stderr, "lxc.utsname returned wrong value: %d %s not %d %s\n", ret, alloced, len, HNAME); | |
126 | ret = 1; | |
127 | goto out; | |
128 | } | |
129 | printf("lxc.utsname returned %d %s\n", len, alloced); | |
130 | free(alloced); | |
131 | ||
132 | if (!c->set_config_item(c, "lxc.mount.entry", "hi there")) { | |
133 | fprintf(stderr, "%d: failed to set mount.entry\n", __LINE__); | |
134 | ret = 1; | |
135 | goto out; | |
136 | } | |
137 | ret = c->get_config_item(c, "lxc.mount.entry", v2, 255); | |
138 | if (ret < 0) { | |
139 | fprintf(stderr, "%d: get_config_item(lxc.mount.entry) returned %d\n", __LINE__, ret); | |
140 | ret = 1; | |
141 | goto out; | |
142 | } | |
143 | printf("lxc.mount.entry returned %d %s\n", ret, v2); | |
144 | ||
145 | if (!c->set_config_item(c, "lxc.aa_profile", "unconfined")) { | |
146 | fprintf(stderr, "%d: failed to set aa_profile\n", __LINE__); | |
147 | ret = 1; | |
148 | goto out; | |
149 | } | |
150 | ret = c->get_config_item(c, "lxc.aa_profile", v2, 255); | |
151 | if (ret < 0) { | |
152 | fprintf(stderr, "%d: get_config_item(lxc.aa_profile) returned %d\n", __LINE__, ret); | |
153 | ret = 1; | |
154 | goto out; | |
155 | } | |
156 | printf("lxc.aa_profile returned %d %s\n", ret, v2); | |
157 | ||
158 | lxc_container_put(c); | |
159 | ||
160 | // new test with real container | |
afeecbba | 161 | if ((c = lxc_container_new(MYNAME, NULL)) == NULL) { |
72d0e1cb SG |
162 | fprintf(stderr, "%d: error opening lxc_container %s\n", __LINE__, MYNAME); |
163 | ret = 1; | |
164 | goto out; | |
165 | } | |
166 | c->destroy(c); | |
167 | lxc_container_put(c); | |
168 | ||
afeecbba | 169 | if ((c = lxc_container_new(MYNAME, NULL)) == NULL) { |
72d0e1cb SG |
170 | fprintf(stderr, "%d: error opening lxc_container %s\n", __LINE__, MYNAME); |
171 | ret = 1; | |
172 | goto out; | |
173 | } | |
e403a064 SG |
174 | if (!c->createl(c, "ubuntu", NULL, NULL, 0, "-r", "trusty", NULL)) { |
175 | fprintf(stderr, "%d: failed to create a trusty container\n", __LINE__); | |
72d0e1cb SG |
176 | ret = 1; |
177 | goto out; | |
178 | } | |
179 | ||
180 | lxc_container_put(c); | |
181 | ||
182 | /* XXX TODO load_config needs to clear out any old config first */ | |
afeecbba | 183 | if ((c = lxc_container_new(MYNAME, NULL)) == NULL) { |
72d0e1cb SG |
184 | fprintf(stderr, "%d: error opening lxc_container %s\n", __LINE__, MYNAME); |
185 | ret = 1; | |
186 | goto out; | |
187 | } | |
188 | ||
189 | ret = c->get_config_item(c, "lxc.cap.drop", NULL, 300); | |
190 | if (ret < 5 || ret > 255) { | |
191 | fprintf(stderr, "%d: get_config_item(lxc.cap.drop) with NULL returned %d\n", __LINE__, ret); | |
192 | ret = 1; | |
193 | goto out; | |
194 | } | |
195 | ret = c->get_config_item(c, "lxc.cap.drop", v1, 1); | |
196 | if (ret < 5 || ret > 255) { | |
197 | fprintf(stderr, "%d: get_config_item(lxc.cap.drop) returned %d\n", __LINE__, ret); | |
198 | ret = 1; | |
199 | goto out; | |
200 | } | |
201 | ret = c->get_config_item(c, "lxc.cap.drop", v2, 255); | |
202 | if (ret < 0) { | |
203 | fprintf(stderr, "%d: get_config_item(lxc.cap.drop) returned %d %s\n", __LINE__, ret, v2); | |
204 | ret = 1; | |
205 | goto out; | |
206 | } | |
207 | printf("%d: get_config_item(lxc.cap.drop) returned %d %s\n", __LINE__, ret, v2); | |
208 | ret = c->get_config_item(c, "lxc.network", v2, 255); | |
209 | if (ret < 0) { | |
210 | fprintf(stderr, "%d: get_config_item returned %d\n", __LINE__, ret); | |
211 | ret = 1; | |
212 | goto out; | |
213 | } | |
214 | printf("%d: get_config_item(lxc.network) returned %d %s\n", __LINE__, ret, v2); | |
215 | ||
216 | if (!c->set_config_item(c, "lxc.network.ipv4", "10.2.3.4")) { | |
217 | fprintf(stderr, "%d: failed to set ipv4\n", __LINE__); | |
218 | ret = 1; | |
219 | goto out; | |
220 | } | |
221 | ||
222 | ret = c->get_config_item(c, "lxc.network.0.ipv4", v2, 255); | |
223 | if (ret <= 0) { | |
224 | fprintf(stderr, "%d: lxc.network.0.ipv4 returned %d\n", __LINE__, ret); | |
225 | ret = 1; | |
226 | goto out; | |
227 | } | |
228 | if (!c->clear_config_item(c, "lxc.network.0.ipv4")) { | |
229 | fprintf(stderr, "%d: failed clearing all ipv4 entries\n", __LINE__); | |
230 | ret = 1; | |
231 | goto out; | |
232 | } | |
233 | ret = c->get_config_item(c, "lxc.network.0.ipv4", v2, 255); | |
234 | if (ret != 0) { | |
235 | fprintf(stderr, "%d: after clearing ipv4 entries get_item(lxc.network.0.ipv4 returned %d\n", __LINE__, ret); | |
236 | ret = 1; | |
237 | goto out; | |
238 | } | |
239 | ||
240 | ret = c->get_config_item(c, "lxc.network.0.link", v2, 255); | |
241 | if (ret < 0) { | |
242 | fprintf(stderr, "%d: get_config_item returned %d\n", __LINE__, ret); | |
243 | ret = 1; | |
244 | goto out; | |
245 | } | |
246 | printf("%d: get_config_item (link) returned %d %s\n", __LINE__, ret, v2); | |
247 | ret = c->get_config_item(c, "lxc.network.0.name", v2, 255); | |
248 | if (ret < 0) { | |
249 | fprintf(stderr, "%d: get_config_item returned %d\n", __LINE__, ret); | |
250 | ret = 1; | |
251 | goto out; | |
252 | } | |
253 | printf("%d: get_config_item (name) returned %d %s\n", __LINE__, ret, v2); | |
254 | ||
255 | if (!c->clear_config_item(c, "lxc.network")) { | |
256 | fprintf(stderr, "%d: clear_config_item failed\n", __LINE__); | |
257 | ret = 1; | |
258 | goto out; | |
259 | } | |
260 | ret = c->get_config_item(c, "lxc.network", v2, 255); | |
261 | if (ret != 0) { | |
262 | fprintf(stderr, "%d: network was not actually cleared (get_network returned %d)\n", __LINE__, ret); | |
263 | ret = 1; | |
264 | goto out; | |
265 | } | |
266 | ||
267 | ret = c->get_config_item(c, "lxc.cgroup", v3, 2047); | |
268 | if (ret < 0) { | |
269 | fprintf(stderr, "%d: get_config_item(cgroup.devices) returned %d\n", __LINE__, ret); | |
270 | ret = 1; | |
271 | goto out; | |
272 | } | |
273 | printf("%d: get_config_item (cgroup.devices) returned %d %s\n", __LINE__, ret, v3); | |
274 | ||
275 | ret = c->get_config_item(c, "lxc.cgroup.devices.allow", v3, 2047); | |
276 | if (ret < 0) { | |
277 | fprintf(stderr, "%d: get_config_item(cgroup.devices.devices.allow) returned %d\n", __LINE__, ret); | |
278 | ret = 1; | |
279 | goto out; | |
280 | } | |
281 | printf("%d: get_config_item (cgroup.devices.devices.allow) returned %d %s\n", __LINE__, ret, v3); | |
282 | ||
283 | if (!c->clear_config_item(c, "lxc.cgroup")) { | |
03fadd16 | 284 | fprintf(stderr, "%d: failed clearing lxc.cgroup\n", __LINE__); |
72d0e1cb SG |
285 | ret = 1; |
286 | goto out; | |
287 | } | |
288 | if (!c->clear_config_item(c, "lxc.cap.drop")) { | |
03fadd16 | 289 | fprintf(stderr, "%d: failed clearing lxc.cap.drop\n", __LINE__); |
72d0e1cb SG |
290 | ret = 1; |
291 | goto out; | |
292 | } | |
293 | if (!c->clear_config_item(c, "lxc.mount.entries")) { | |
03fadd16 | 294 | fprintf(stderr, "%d: failed clearing lxc.mount.entries\n", __LINE__); |
72d0e1cb SG |
295 | ret = 1; |
296 | goto out; | |
297 | } | |
298 | if (!c->clear_config_item(c, "lxc.hook")) { | |
03fadd16 | 299 | fprintf(stderr, "%d: failed clearing lxc.hook\n", __LINE__); |
72d0e1cb SG |
300 | ret = 1; |
301 | goto out; | |
302 | } | |
303 | c->destroy(c); | |
304 | printf("All get_item tests passed\n"); | |
305 | ret = 0; | |
306 | out: | |
307 | lxc_container_put(c); | |
308 | exit(ret); | |
309 | }; |