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281e05b6 RC |
1 | /*** |
2 | This file is part of systemd. | |
3 | ||
4 | Copyright 2014 Ronny Chevalier | |
5 | ||
6 | systemd is free software; you can redistribute it and/or modify it | |
7 | under the terms of the GNU Lesser General Public License as published by | |
8 | the Free Software Foundation; either version 2.1 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | systemd is distributed in the hope that it will be useful, but | |
12 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | Lesser General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU Lesser General Public License | |
17 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
18 | ***/ | |
19 | ||
cc7fa4fb RC |
20 | #include <grp.h> |
21 | #include <pwd.h> | |
ff4ca461 | 22 | #include <stdio.h> |
70d7aea5 | 23 | #include <sys/prctl.h> |
ff4ca461 | 24 | #include <sys/types.h> |
281e05b6 | 25 | |
03bd70dd | 26 | #include "fileio.h" |
f4f15635 | 27 | #include "fs-util.h" |
281e05b6 | 28 | #include "macro.h" |
f4f15635 | 29 | #include "manager.h" |
281e05b6 | 30 | #include "mkdir.h" |
ff4ca461 | 31 | #include "path-util.h" |
c6878637 | 32 | #include "rm-rf.h" |
83f12b27 FS |
33 | #ifdef HAVE_SECCOMP |
34 | #include "seccomp-util.h" | |
35 | #endif | |
8b3aa503 | 36 | #include "test-helper.h" |
f4f15635 LP |
37 | #include "unit.h" |
38 | #include "util.h" | |
4dd4cb8f | 39 | #include "virt.h" |
281e05b6 RC |
40 | |
41 | typedef void (*test_function_t)(Manager *m); | |
42 | ||
43 | static void check(Manager *m, Unit *unit, int status_expected, int code_expected) { | |
44 | Service *service = NULL; | |
45 | usec_t ts; | |
46 | usec_t timeout = 2 * USEC_PER_SEC; | |
47 | ||
48 | assert_se(m); | |
49 | assert_se(unit); | |
50 | ||
51 | service = SERVICE(unit); | |
52 | printf("%s\n", unit->id); | |
53 | exec_context_dump(&service->exec_context, stdout, "\t"); | |
54 | ts = now(CLOCK_MONOTONIC); | |
55 | while (service->state != SERVICE_DEAD && service->state != SERVICE_FAILED) { | |
56 | int r; | |
57 | usec_t n; | |
58 | ||
59 | r = sd_event_run(m->event, 100 * USEC_PER_MSEC); | |
60 | assert_se(r >= 0); | |
61 | ||
62 | n = now(CLOCK_MONOTONIC); | |
63 | if (ts + timeout < n) { | |
64 | log_error("Test timeout when testing %s", unit->id); | |
65 | exit(EXIT_FAILURE); | |
66 | } | |
67 | } | |
68 | exec_status_dump(&service->main_exec_status, stdout, "\t"); | |
69 | assert_se(service->main_exec_status.status == status_expected); | |
70 | assert_se(service->main_exec_status.code == code_expected); | |
71 | } | |
72 | ||
73 | static void test(Manager *m, const char *unit_name, int status_expected, int code_expected) { | |
74 | Unit *unit; | |
75 | ||
76 | assert_se(unit_name); | |
77 | ||
78 | assert_se(manager_load_unit(m, unit_name, NULL, NULL, &unit) >= 0); | |
79 | assert_se(UNIT_VTABLE(unit)->start(unit) >= 0); | |
80 | check(m, unit, status_expected, code_expected); | |
81 | } | |
82 | ||
83 | static void test_exec_workingdirectory(Manager *m) { | |
84 | assert_se(mkdir_p("/tmp/test-exec_workingdirectory", 0755) >= 0); | |
85 | ||
86 | test(m, "exec-workingdirectory.service", 0, CLD_EXITED); | |
87 | ||
c6878637 | 88 | (void) rm_rf("/tmp/test-exec_workingdirectory", REMOVE_ROOT|REMOVE_PHYSICAL); |
281e05b6 RC |
89 | } |
90 | ||
91 | static void test_exec_personality(Manager *m) { | |
281e05b6 RC |
92 | #if defined(__x86_64__) |
93 | test(m, "exec-personality-x86-64.service", 0, CLD_EXITED); | |
7517f51e HB |
94 | |
95 | #elif defined(__s390__) | |
96 | test(m, "exec-personality-s390.service", 0, CLD_EXITED); | |
97 | ||
12591863 JS |
98 | #elif defined(__powerpc64__) |
99 | # if __BYTE_ORDER == __BIG_ENDIAN | |
100 | test(m, "exec-personality-ppc64.service", 0, CLD_EXITED); | |
101 | # else | |
102 | test(m, "exec-personality-ppc64le.service", 0, CLD_EXITED); | |
103 | # endif | |
104 | ||
105 | #elif defined(__aarch64__) | |
106 | test(m, "exec-personality-aarch64.service", 0, CLD_EXITED); | |
107 | ||
5798eb4c | 108 | #elif defined(__i386__) |
7517f51e | 109 | test(m, "exec-personality-x86.service", 0, CLD_EXITED); |
281e05b6 RC |
110 | #endif |
111 | } | |
112 | ||
113 | static void test_exec_ignoresigpipe(Manager *m) { | |
114 | test(m, "exec-ignoresigpipe-yes.service", 0, CLD_EXITED); | |
115 | test(m, "exec-ignoresigpipe-no.service", SIGPIPE, CLD_KILLED); | |
116 | } | |
117 | ||
118 | static void test_exec_privatetmp(Manager *m) { | |
119 | assert_se(touch("/tmp/test-exec_privatetmp") >= 0); | |
120 | ||
121 | test(m, "exec-privatetmp-yes.service", 0, CLD_EXITED); | |
122 | test(m, "exec-privatetmp-no.service", 0, CLD_EXITED); | |
123 | ||
124 | unlink("/tmp/test-exec_privatetmp"); | |
125 | } | |
126 | ||
127 | static void test_exec_privatedevices(Manager *m) { | |
4dd4cb8f SM |
128 | if (detect_container() > 0) { |
129 | log_notice("testing in container, skipping private device tests"); | |
130 | return; | |
131 | } | |
281e05b6 RC |
132 | test(m, "exec-privatedevices-yes.service", 0, CLD_EXITED); |
133 | test(m, "exec-privatedevices-no.service", 0, CLD_EXITED); | |
134 | } | |
135 | ||
615a1f4b DH |
136 | static void test_exec_privatedevices_capabilities(Manager *m) { |
137 | if (detect_container() > 0) { | |
138 | log_notice("testing in container, skipping private device tests"); | |
139 | return; | |
140 | } | |
141 | test(m, "exec-privatedevices-yes-capability-mknod.service", 0, CLD_EXITED); | |
142 | test(m, "exec-privatedevices-no-capability-mknod.service", 0, CLD_EXITED); | |
143 | } | |
144 | ||
f78b36f0 DH |
145 | static void test_exec_readonlypaths(Manager *m) { |
146 | test(m, "exec-readonlypaths.service", 0, CLD_EXITED); | |
147 | } | |
148 | ||
281e05b6 RC |
149 | static void test_exec_systemcallfilter(Manager *m) { |
150 | #ifdef HAVE_SECCOMP | |
83f12b27 FS |
151 | if (!is_seccomp_available()) |
152 | return; | |
281e05b6 RC |
153 | test(m, "exec-systemcallfilter-not-failing.service", 0, CLD_EXITED); |
154 | test(m, "exec-systemcallfilter-not-failing2.service", 0, CLD_EXITED); | |
155 | test(m, "exec-systemcallfilter-failing.service", SIGSYS, CLD_KILLED); | |
156 | test(m, "exec-systemcallfilter-failing2.service", SIGSYS, CLD_KILLED); | |
83f12b27 | 157 | |
281e05b6 RC |
158 | #endif |
159 | } | |
160 | ||
161 | static void test_exec_systemcallerrornumber(Manager *m) { | |
162 | #ifdef HAVE_SECCOMP | |
83f12b27 FS |
163 | if (is_seccomp_available()) |
164 | test(m, "exec-systemcallerrornumber.service", 1, CLD_EXITED); | |
281e05b6 RC |
165 | #endif |
166 | } | |
167 | ||
19c0b0b9 RC |
168 | static void test_exec_systemcall_system_mode_with_user(Manager *m) { |
169 | #ifdef HAVE_SECCOMP | |
83f12b27 FS |
170 | if (!is_seccomp_available()) |
171 | return; | |
19c0b0b9 RC |
172 | if (getpwnam("nobody")) |
173 | test(m, "exec-systemcallfilter-system-user.service", 0, CLD_EXITED); | |
50f130c2 RC |
174 | else if (getpwnam("nfsnobody")) |
175 | test(m, "exec-systemcallfilter-system-user-nfsnobody.service", 0, CLD_EXITED); | |
19c0b0b9 | 176 | else |
50f130c2 | 177 | log_error_errno(errno, "Skipping test_exec_systemcall_system_mode_with_user, could not find nobody/nfsnobody user: %m"); |
19c0b0b9 RC |
178 | #endif |
179 | } | |
180 | ||
281e05b6 | 181 | static void test_exec_user(Manager *m) { |
cc7fa4fb RC |
182 | if (getpwnam("nobody")) |
183 | test(m, "exec-user.service", 0, CLD_EXITED); | |
50f130c2 RC |
184 | else if (getpwnam("nfsnobody")) |
185 | test(m, "exec-user-nfsnobody.service", 0, CLD_EXITED); | |
ff4ca461 | 186 | else |
50f130c2 | 187 | log_error_errno(errno, "Skipping test_exec_user, could not find nobody/nfsnobody user: %m"); |
281e05b6 RC |
188 | } |
189 | ||
190 | static void test_exec_group(Manager *m) { | |
cc7fa4fb RC |
191 | if (getgrnam("nobody")) |
192 | test(m, "exec-group.service", 0, CLD_EXITED); | |
50f130c2 RC |
193 | else if (getgrnam("nfsnobody")) |
194 | test(m, "exec-group-nfsnobody.service", 0, CLD_EXITED); | |
ff4ca461 | 195 | else |
50f130c2 | 196 | log_error_errno(errno, "Skipping test_exec_group, could not find nobody/nfsnobody group: %m"); |
281e05b6 RC |
197 | } |
198 | ||
199 | static void test_exec_environment(Manager *m) { | |
200 | test(m, "exec-environment.service", 0, CLD_EXITED); | |
201 | test(m, "exec-environment-multiple.service", 0, CLD_EXITED); | |
202 | test(m, "exec-environment-empty.service", 0, CLD_EXITED); | |
203 | } | |
204 | ||
03bd70dd RC |
205 | static void test_exec_environmentfile(Manager *m) { |
206 | static const char e[] = | |
207 | "VAR1='word1 word2'\n" | |
208 | "VAR2=word3 \n" | |
209 | "# comment1\n" | |
210 | "\n" | |
211 | "; comment2\n" | |
212 | " ; # comment3\n" | |
213 | "line without an equal\n" | |
214 | "VAR3='$word 5 6'\n"; | |
215 | int r; | |
216 | ||
217 | r = write_string_file("/tmp/test-exec_environmentfile.conf", e, WRITE_STRING_FILE_CREATE); | |
218 | assert_se(r == 0); | |
219 | ||
220 | test(m, "exec-environmentfile.service", 0, CLD_EXITED); | |
221 | ||
222 | unlink("/tmp/test-exec_environmentfile.conf"); | |
223 | } | |
224 | ||
4c80d201 | 225 | static void test_exec_passenvironment(Manager *m) { |
e1abca2e FB |
226 | /* test-execute runs under MANAGER_USER which, by default, forwards all |
227 | * variables present in the environment, but only those that are | |
228 | * present _at the time it is created_! | |
229 | * | |
230 | * So these PassEnvironment checks are still expected to work, since we | |
231 | * are ensuring the variables are not present at manager creation (they | |
232 | * are unset explicitly in main) and are only set here. | |
233 | * | |
234 | * This is still a good approximation of how a test for MANAGER_SYSTEM | |
235 | * would work. | |
236 | */ | |
4c80d201 FB |
237 | assert_se(setenv("VAR1", "word1 word2", 1) == 0); |
238 | assert_se(setenv("VAR2", "word3", 1) == 0); | |
239 | assert_se(setenv("VAR3", "$word 5 6", 1) == 0); | |
240 | test(m, "exec-passenvironment.service", 0, CLD_EXITED); | |
241 | test(m, "exec-passenvironment-repeated.service", 0, CLD_EXITED); | |
242 | test(m, "exec-passenvironment-empty.service", 0, CLD_EXITED); | |
243 | assert_se(unsetenv("VAR1") == 0); | |
244 | assert_se(unsetenv("VAR2") == 0); | |
245 | assert_se(unsetenv("VAR3") == 0); | |
246 | test(m, "exec-passenvironment-absent.service", 0, CLD_EXITED); | |
247 | } | |
248 | ||
27c5347c RC |
249 | static void test_exec_umask(Manager *m) { |
250 | test(m, "exec-umask-default.service", 0, CLD_EXITED); | |
251 | test(m, "exec-umask-0177.service", 0, CLD_EXITED); | |
252 | } | |
253 | ||
cc3ddc85 RC |
254 | static void test_exec_runtimedirectory(Manager *m) { |
255 | test(m, "exec-runtimedirectory.service", 0, CLD_EXITED); | |
256 | test(m, "exec-runtimedirectory-mode.service", 0, CLD_EXITED); | |
cc7fa4fb RC |
257 | if (getgrnam("nobody")) |
258 | test(m, "exec-runtimedirectory-owner.service", 0, CLD_EXITED); | |
50f130c2 RC |
259 | else if (getgrnam("nfsnobody")) |
260 | test(m, "exec-runtimedirectory-owner-nfsnobody.service", 0, CLD_EXITED); | |
ff4ca461 | 261 | else |
50f130c2 | 262 | log_error_errno(errno, "Skipping test_exec_runtimedirectory-owner, could not find nobody/nfsnobody group: %m"); |
ff4ca461 RC |
263 | } |
264 | ||
265 | static void test_exec_capabilityboundingset(Manager *m) { | |
266 | int r; | |
267 | ||
268 | /* We use capsh to test if the capabilities are | |
269 | * properly set, so be sure that it exists */ | |
270 | r = find_binary("capsh", NULL); | |
271 | if (r < 0) { | |
272 | log_error_errno(r, "Skipping test_exec_capabilityboundingset, could not find capsh binary: %m"); | |
273 | return; | |
274 | } | |
275 | ||
276 | test(m, "exec-capabilityboundingset-simple.service", 0, CLD_EXITED); | |
277 | test(m, "exec-capabilityboundingset-reset.service", 0, CLD_EXITED); | |
278 | test(m, "exec-capabilityboundingset-merge.service", 0, CLD_EXITED); | |
279 | test(m, "exec-capabilityboundingset-invert.service", 0, CLD_EXITED); | |
cc3ddc85 RC |
280 | } |
281 | ||
70d7aea5 IP |
282 | static void test_exec_capabilityambientset(Manager *m) { |
283 | int r; | |
284 | ||
285 | /* Check if the kernel has support for ambient capabilities. Run | |
286 | * the tests only if that's the case. Clearing all ambient | |
287 | * capabilities is fine, since we are expecting them to be unset | |
288 | * in the first place for the tests. */ | |
289 | r = prctl(PR_CAP_AMBIENT, PR_CAP_AMBIENT_CLEAR_ALL, 0, 0, 0); | |
290 | if (r >= 0 || errno != EINVAL) { | |
50f130c2 | 291 | if (getpwnam("nobody")) { |
50f130c2 RC |
292 | test(m, "exec-capabilityambientset.service", 0, CLD_EXITED); |
293 | test(m, "exec-capabilityambientset-merge.service", 0, CLD_EXITED); | |
34f5ff46 RC |
294 | } else if (getpwnam("nfsnobody")) { |
295 | test(m, "exec-capabilityambientset-nfsnobody.service", 0, CLD_EXITED); | |
296 | test(m, "exec-capabilityambientset-merge-nfsnobody.service", 0, CLD_EXITED); | |
50f130c2 RC |
297 | } else |
298 | log_error_errno(errno, "Skipping test_exec_capabilityambientset, could not find nobody/nfsnobody user: %m"); | |
299 | } else | |
300 | log_error_errno(errno, "Skipping test_exec_capabilityambientset, the kernel does not support ambient capabilities: %m"); | |
70d7aea5 IP |
301 | } |
302 | ||
63447f11 RC |
303 | static void test_exec_privatenetwork(Manager *m) { |
304 | int r; | |
305 | ||
306 | r = find_binary("ip", NULL); | |
307 | if (r < 0) { | |
308 | log_error_errno(r, "Skipping test_exec_privatenetwork, could not find ip binary: %m"); | |
309 | return; | |
310 | } | |
311 | ||
312 | test(m, "exec-privatenetwork-yes.service", 0, CLD_EXITED); | |
313 | } | |
314 | ||
c388dfea RC |
315 | static void test_exec_oomscoreadjust(Manager *m) { |
316 | test(m, "exec-oomscoreadjust-positive.service", 0, CLD_EXITED); | |
317 | test(m, "exec-oomscoreadjust-negative.service", 0, CLD_EXITED); | |
318 | } | |
319 | ||
a6226758 RC |
320 | static void test_exec_ioschedulingclass(Manager *m) { |
321 | test(m, "exec-ioschedulingclass-none.service", 0, CLD_EXITED); | |
322 | test(m, "exec-ioschedulingclass-idle.service", 0, CLD_EXITED); | |
323 | test(m, "exec-ioschedulingclass-realtime.service", 0, CLD_EXITED); | |
324 | test(m, "exec-ioschedulingclass-best-effort.service", 0, CLD_EXITED); | |
325 | } | |
326 | ||
25254999 EV |
327 | static void test_exec_spec_interpolation(Manager *m) { |
328 | test(m, "exec-spec-interpolation.service", 0, CLD_EXITED); | |
329 | } | |
330 | ||
463d0d15 | 331 | static int run_tests(UnitFileScope scope, test_function_t *tests) { |
19c0b0b9 RC |
332 | test_function_t *test = NULL; |
333 | Manager *m = NULL; | |
334 | int r; | |
335 | ||
336 | assert_se(tests); | |
337 | ||
463d0d15 | 338 | r = manager_new(scope, true, &m); |
19c0b0b9 | 339 | if (MANAGER_SKIP_TEST(r)) { |
2179fd10 | 340 | log_notice_errno(r, "Skipping test: manager_new: %m"); |
19c0b0b9 RC |
341 | return EXIT_TEST_SKIP; |
342 | } | |
343 | assert_se(r >= 0); | |
344 | assert_se(manager_startup(m, NULL, NULL) >= 0); | |
345 | ||
346 | for (test = tests; test && *test; test++) | |
347 | (*test)(m); | |
348 | ||
349 | manager_free(m); | |
350 | ||
351 | return 0; | |
352 | } | |
353 | ||
281e05b6 | 354 | int main(int argc, char *argv[]) { |
19c0b0b9 | 355 | test_function_t user_tests[] = { |
281e05b6 RC |
356 | test_exec_workingdirectory, |
357 | test_exec_personality, | |
358 | test_exec_ignoresigpipe, | |
359 | test_exec_privatetmp, | |
360 | test_exec_privatedevices, | |
615a1f4b | 361 | test_exec_privatedevices_capabilities, |
f78b36f0 | 362 | test_exec_readonlypaths, |
63447f11 | 363 | test_exec_privatenetwork, |
281e05b6 RC |
364 | test_exec_systemcallfilter, |
365 | test_exec_systemcallerrornumber, | |
366 | test_exec_user, | |
367 | test_exec_group, | |
368 | test_exec_environment, | |
03bd70dd | 369 | test_exec_environmentfile, |
4c80d201 | 370 | test_exec_passenvironment, |
27c5347c | 371 | test_exec_umask, |
cc3ddc85 | 372 | test_exec_runtimedirectory, |
ff4ca461 | 373 | test_exec_capabilityboundingset, |
70d7aea5 | 374 | test_exec_capabilityambientset, |
c388dfea | 375 | test_exec_oomscoreadjust, |
a6226758 | 376 | test_exec_ioschedulingclass, |
25254999 | 377 | test_exec_spec_interpolation, |
281e05b6 RC |
378 | NULL, |
379 | }; | |
19c0b0b9 RC |
380 | test_function_t system_tests[] = { |
381 | test_exec_systemcall_system_mode_with_user, | |
382 | NULL, | |
383 | }; | |
281e05b6 RC |
384 | int r; |
385 | ||
386 | log_parse_environment(); | |
387 | log_open(); | |
388 | ||
607ff5f9 DH |
389 | /* It is needed otherwise cgroup creation fails */ |
390 | if (getuid() != 0) { | |
391 | printf("Skipping test: not root\n"); | |
392 | return EXIT_TEST_SKIP; | |
393 | } | |
394 | ||
cc3ddc85 | 395 | assert_se(setenv("XDG_RUNTIME_DIR", "/tmp/", 1) == 0); |
ac400816 | 396 | assert_se(set_unit_path(TEST_DIR "/test-execute/") >= 0); |
281e05b6 | 397 | |
e1abca2e FB |
398 | /* Unset VAR1, VAR2 and VAR3 which are used in the PassEnvironment test |
399 | * cases, otherwise (and if they are present in the environment), | |
400 | * `manager_default_environment` will copy them into the default | |
401 | * environment which is passed to each created job, which will make the | |
402 | * tests that expect those not to be present to fail. | |
403 | */ | |
404 | assert_se(unsetenv("VAR1") == 0); | |
405 | assert_se(unsetenv("VAR2") == 0); | |
406 | assert_se(unsetenv("VAR3") == 0); | |
407 | ||
463d0d15 | 408 | r = run_tests(UNIT_FILE_USER, user_tests); |
19c0b0b9 RC |
409 | if (r != 0) |
410 | return r; | |
281e05b6 | 411 | |
463d0d15 | 412 | return run_tests(UNIT_FILE_SYSTEM, system_tests); |
281e05b6 | 413 | } |