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Commit | Line | Data |
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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
281e05b6 | 2 | |
cc7fa4fb RC |
3 | #include <grp.h> |
4 | #include <pwd.h> | |
ff4ca461 | 5 | #include <stdio.h> |
70d7aea5 | 6 | #include <sys/prctl.h> |
ff4ca461 | 7 | #include <sys/types.h> |
281e05b6 | 8 | |
b7856f92 | 9 | #include "capability-util.h" |
4e79aeaa | 10 | #include "cpu-set-util.h" |
b4891260 | 11 | #include "errno-list.h" |
03bd70dd | 12 | #include "fileio.h" |
f4f15635 | 13 | #include "fs-util.h" |
281e05b6 | 14 | #include "macro.h" |
f4f15635 | 15 | #include "manager.h" |
a22692d7 | 16 | #include "missing_prctl.h" |
281e05b6 | 17 | #include "mkdir.h" |
ff4ca461 | 18 | #include "path-util.h" |
c6878637 | 19 | #include "rm-rf.h" |
349cc4a5 | 20 | #if HAVE_SECCOMP |
83f12b27 FS |
21 | #include "seccomp-util.h" |
22 | #endif | |
57b7a260 | 23 | #include "service.h" |
34b86909 | 24 | #include "stat-util.h" |
8b3aa503 | 25 | #include "test-helper.h" |
cc100a5a | 26 | #include "tests.h" |
f4f15635 | 27 | #include "unit.h" |
57c2efa0 | 28 | #include "user-util.h" |
f4f15635 | 29 | #include "util.h" |
4dd4cb8f | 30 | #include "virt.h" |
281e05b6 | 31 | |
5f00dc4d | 32 | static bool can_unshare; |
b7172f34 | 33 | |
281e05b6 RC |
34 | typedef void (*test_function_t)(Manager *m); |
35 | ||
36 | static void check(Manager *m, Unit *unit, int status_expected, int code_expected) { | |
37 | Service *service = NULL; | |
38 | usec_t ts; | |
8adb3d63 | 39 | usec_t timeout = 2 * USEC_PER_MINUTE; |
281e05b6 RC |
40 | |
41 | assert_se(m); | |
42 | assert_se(unit); | |
43 | ||
44 | service = SERVICE(unit); | |
45 | printf("%s\n", unit->id); | |
46 | exec_context_dump(&service->exec_context, stdout, "\t"); | |
47 | ts = now(CLOCK_MONOTONIC); | |
ec2ce0c5 | 48 | while (!IN_SET(service->state, SERVICE_DEAD, SERVICE_FAILED)) { |
281e05b6 RC |
49 | int r; |
50 | usec_t n; | |
51 | ||
52 | r = sd_event_run(m->event, 100 * USEC_PER_MSEC); | |
53 | assert_se(r >= 0); | |
54 | ||
55 | n = now(CLOCK_MONOTONIC); | |
56 | if (ts + timeout < n) { | |
57 | log_error("Test timeout when testing %s", unit->id); | |
1acacd73 | 58 | r = unit_kill(unit, KILL_ALL, SIGKILL, NULL); |
f7f8e8cb EV |
59 | if (r < 0) |
60 | log_error_errno(r, "Failed to kill %s: %m", unit->id); | |
281e05b6 RC |
61 | exit(EXIT_FAILURE); |
62 | } | |
63 | } | |
64 | exec_status_dump(&service->main_exec_status, stdout, "\t"); | |
65 | assert_se(service->main_exec_status.status == status_expected); | |
66 | assert_se(service->main_exec_status.code == code_expected); | |
67 | } | |
68 | ||
57c2efa0 YW |
69 | static bool check_nobody_user_and_group(void) { |
70 | static int cache = -1; | |
71 | struct passwd *p; | |
72 | struct group *g; | |
73 | ||
74 | if (cache >= 0) | |
75 | return !!cache; | |
76 | ||
77 | if (!synthesize_nobody()) | |
78 | goto invalid; | |
79 | ||
80 | p = getpwnam(NOBODY_USER_NAME); | |
81 | if (!p || | |
82 | !streq(p->pw_name, NOBODY_USER_NAME) || | |
83 | p->pw_uid != UID_NOBODY || | |
84 | p->pw_gid != GID_NOBODY) | |
85 | goto invalid; | |
86 | ||
87 | p = getpwuid(UID_NOBODY); | |
88 | if (!p || | |
89 | !streq(p->pw_name, NOBODY_USER_NAME) || | |
90 | p->pw_uid != UID_NOBODY || | |
91 | p->pw_gid != GID_NOBODY) | |
92 | goto invalid; | |
93 | ||
94 | g = getgrnam(NOBODY_GROUP_NAME); | |
95 | if (!g || | |
96 | !streq(g->gr_name, NOBODY_GROUP_NAME) || | |
97 | g->gr_gid != GID_NOBODY) | |
98 | goto invalid; | |
99 | ||
100 | g = getgrgid(GID_NOBODY); | |
101 | if (!g || | |
102 | !streq(g->gr_name, NOBODY_GROUP_NAME) || | |
103 | g->gr_gid != GID_NOBODY) | |
104 | goto invalid; | |
105 | ||
106 | cache = 1; | |
107 | return true; | |
108 | ||
109 | invalid: | |
110 | cache = 0; | |
111 | return false; | |
112 | } | |
113 | ||
9f82d685 YW |
114 | static bool check_user_has_group_with_same_name(const char *name) { |
115 | struct passwd *p; | |
116 | struct group *g; | |
117 | ||
118 | assert(name); | |
119 | ||
120 | p = getpwnam(name); | |
121 | if (!p || | |
122 | !streq(p->pw_name, name)) | |
123 | return false; | |
124 | ||
125 | g = getgrgid(p->pw_gid); | |
126 | if (!g || | |
127 | !streq(g->gr_name, name)) | |
128 | return false; | |
129 | ||
130 | return true; | |
131 | } | |
132 | ||
6086d2da | 133 | static bool is_inaccessible_available(void) { |
b2238e38 | 134 | const char *p; |
6086d2da DP |
135 | |
136 | FOREACH_STRING(p, | |
137 | "/run/systemd/inaccessible/reg", | |
138 | "/run/systemd/inaccessible/dir", | |
139 | "/run/systemd/inaccessible/chr", | |
140 | "/run/systemd/inaccessible/blk", | |
141 | "/run/systemd/inaccessible/fifo", | |
142 | "/run/systemd/inaccessible/sock" | |
143 | ) { | |
144 | if (access(p, F_OK) < 0) | |
145 | return false; | |
146 | } | |
147 | ||
148 | return true; | |
149 | } | |
150 | ||
281e05b6 RC |
151 | static void test(Manager *m, const char *unit_name, int status_expected, int code_expected) { |
152 | Unit *unit; | |
153 | ||
154 | assert_se(unit_name); | |
155 | ||
ba412430 | 156 | assert_se(manager_load_startable_unit_or_warn(m, unit_name, NULL, &unit) >= 0); |
bd7989a3 | 157 | assert_se(unit_start(unit) >= 0); |
281e05b6 RC |
158 | check(m, unit, status_expected, code_expected); |
159 | } | |
160 | ||
f0e018e7 YW |
161 | static void test_exec_bindpaths(Manager *m) { |
162 | assert_se(mkdir_p("/tmp/test-exec-bindpaths", 0755) >= 0); | |
163 | assert_se(mkdir_p("/tmp/test-exec-bindreadonlypaths", 0755) >= 0); | |
d053b72b | 164 | |
b7172f34 | 165 | test(m, "exec-bindpaths.service", can_unshare ? 0 : EXIT_NAMESPACE, CLD_EXITED); |
d053b72b | 166 | |
f0e018e7 YW |
167 | (void) rm_rf("/tmp/test-exec-bindpaths", REMOVE_ROOT|REMOVE_PHYSICAL); |
168 | (void) rm_rf("/tmp/test-exec-bindreadonlypaths", REMOVE_ROOT|REMOVE_PHYSICAL); | |
d053b72b YW |
169 | } |
170 | ||
4e79aeaa YW |
171 | static void test_exec_cpuaffinity(Manager *m) { |
172 | _cleanup_cpu_free_ cpu_set_t *c = NULL; | |
173 | unsigned n; | |
174 | ||
175 | assert_se(c = cpu_set_malloc(&n)); | |
176 | assert_se(sched_getaffinity(0, CPU_ALLOC_SIZE(n), c) >= 0); | |
177 | ||
178 | if (CPU_ISSET_S(0, CPU_ALLOC_SIZE(n), c) == 0) { | |
179 | log_notice("Cannot use CPU 0, skipping %s", __func__); | |
180 | return; | |
181 | } | |
182 | ||
183 | test(m, "exec-cpuaffinity1.service", 0, CLD_EXITED); | |
184 | test(m, "exec-cpuaffinity2.service", 0, CLD_EXITED); | |
185 | ||
186 | if (CPU_ISSET_S(1, CPU_ALLOC_SIZE(n), c) == 0 || | |
187 | CPU_ISSET_S(2, CPU_ALLOC_SIZE(n), c) == 0) { | |
188 | log_notice("Cannot use CPU 1 or 2, skipping remaining tests in %s", __func__); | |
189 | return; | |
190 | } | |
191 | ||
192 | test(m, "exec-cpuaffinity3.service", 0, CLD_EXITED); | |
193 | } | |
194 | ||
281e05b6 RC |
195 | static void test_exec_workingdirectory(Manager *m) { |
196 | assert_se(mkdir_p("/tmp/test-exec_workingdirectory", 0755) >= 0); | |
197 | ||
198 | test(m, "exec-workingdirectory.service", 0, CLD_EXITED); | |
2b633119 | 199 | test(m, "exec-workingdirectory-trailing-dot.service", 0, CLD_EXITED); |
281e05b6 | 200 | |
c6878637 | 201 | (void) rm_rf("/tmp/test-exec_workingdirectory", REMOVE_ROOT|REMOVE_PHYSICAL); |
281e05b6 RC |
202 | } |
203 | ||
204 | static void test_exec_personality(Manager *m) { | |
281e05b6 RC |
205 | #if defined(__x86_64__) |
206 | test(m, "exec-personality-x86-64.service", 0, CLD_EXITED); | |
7517f51e HB |
207 | |
208 | #elif defined(__s390__) | |
209 | test(m, "exec-personality-s390.service", 0, CLD_EXITED); | |
210 | ||
12591863 JS |
211 | #elif defined(__powerpc64__) |
212 | # if __BYTE_ORDER == __BIG_ENDIAN | |
213 | test(m, "exec-personality-ppc64.service", 0, CLD_EXITED); | |
214 | # else | |
215 | test(m, "exec-personality-ppc64le.service", 0, CLD_EXITED); | |
216 | # endif | |
217 | ||
218 | #elif defined(__aarch64__) | |
219 | test(m, "exec-personality-aarch64.service", 0, CLD_EXITED); | |
220 | ||
5798eb4c | 221 | #elif defined(__i386__) |
7517f51e | 222 | test(m, "exec-personality-x86.service", 0, CLD_EXITED); |
f0e018e7 YW |
223 | #else |
224 | log_notice("Unknown personality, skipping %s", __func__); | |
281e05b6 RC |
225 | #endif |
226 | } | |
227 | ||
228 | static void test_exec_ignoresigpipe(Manager *m) { | |
229 | test(m, "exec-ignoresigpipe-yes.service", 0, CLD_EXITED); | |
230 | test(m, "exec-ignoresigpipe-no.service", SIGPIPE, CLD_KILLED); | |
231 | } | |
232 | ||
233 | static void test_exec_privatetmp(Manager *m) { | |
234 | assert_se(touch("/tmp/test-exec_privatetmp") >= 0); | |
235 | ||
b7172f34 | 236 | test(m, "exec-privatetmp-yes.service", can_unshare ? 0 : EXIT_FAILURE, CLD_EXITED); |
281e05b6 RC |
237 | test(m, "exec-privatetmp-no.service", 0, CLD_EXITED); |
238 | ||
239 | unlink("/tmp/test-exec_privatetmp"); | |
240 | } | |
241 | ||
242 | static void test_exec_privatedevices(Manager *m) { | |
f0e018e7 YW |
243 | int r; |
244 | ||
4dd4cb8f | 245 | if (detect_container() > 0) { |
f0e018e7 | 246 | log_notice("Testing in container, skipping %s", __func__); |
4dd4cb8f SM |
247 | return; |
248 | } | |
6086d2da | 249 | if (!is_inaccessible_available()) { |
f0e018e7 | 250 | log_notice("Testing without inaccessible, skipping %s", __func__); |
6086d2da DP |
251 | return; |
252 | } | |
253 | ||
b7172f34 | 254 | test(m, "exec-privatedevices-yes.service", can_unshare ? 0 : EXIT_FAILURE, CLD_EXITED); |
281e05b6 | 255 | test(m, "exec-privatedevices-no.service", 0, CLD_EXITED); |
b7172f34 | 256 | test(m, "exec-privatedevices-disabled-by-prefix.service", can_unshare ? 0 : EXIT_FAILURE, CLD_EXITED); |
6086d2da | 257 | |
0608ba98 ZJS |
258 | /* We use capsh to test if the capabilities are |
259 | * properly set, so be sure that it exists */ | |
260 | r = find_binary("capsh", NULL); | |
261 | if (r < 0) { | |
5cd33ccc | 262 | log_notice_errno(r, "Could not find capsh binary, skipping remaining tests in %s: %m", __func__); |
6086d2da DP |
263 | return; |
264 | } | |
265 | ||
615a1f4b DH |
266 | test(m, "exec-privatedevices-yes-capability-mknod.service", 0, CLD_EXITED); |
267 | test(m, "exec-privatedevices-no-capability-mknod.service", 0, CLD_EXITED); | |
625d8769 DH |
268 | test(m, "exec-privatedevices-yes-capability-sys-rawio.service", 0, CLD_EXITED); |
269 | test(m, "exec-privatedevices-no-capability-sys-rawio.service", 0, CLD_EXITED); | |
615a1f4b DH |
270 | } |
271 | ||
4982dbcc | 272 | static void test_exec_protectkernelmodules(Manager *m) { |
0608ba98 ZJS |
273 | int r; |
274 | ||
3ae33295 | 275 | if (detect_container() > 0) { |
f0e018e7 | 276 | log_notice("Testing in container, skipping %s", __func__); |
3ae33295 DH |
277 | return; |
278 | } | |
6086d2da | 279 | if (!is_inaccessible_available()) { |
f0e018e7 | 280 | log_notice("Testing without inaccessible, skipping %s", __func__); |
6086d2da DP |
281 | return; |
282 | } | |
3ae33295 | 283 | |
0608ba98 ZJS |
284 | r = find_binary("capsh", NULL); |
285 | if (r < 0) { | |
5cd33ccc | 286 | log_notice_errno(r, "Skipping %s, could not find capsh binary: %m", __func__); |
0608ba98 ZJS |
287 | return; |
288 | } | |
289 | ||
3ae33295 DH |
290 | test(m, "exec-protectkernelmodules-no-capabilities.service", 0, CLD_EXITED); |
291 | test(m, "exec-protectkernelmodules-yes-capabilities.service", 0, CLD_EXITED); | |
b7172f34 | 292 | test(m, "exec-protectkernelmodules-yes-mount-propagation.service", can_unshare ? 0 : EXIT_FAILURE, CLD_EXITED); |
3ae33295 DH |
293 | } |
294 | ||
f78b36f0 | 295 | static void test_exec_readonlypaths(Manager *m) { |
34b86909 | 296 | |
b7172f34 | 297 | test(m, "exec-readonlypaths-simple.service", can_unshare ? 0 : EXIT_FAILURE, CLD_EXITED); |
f0e018e7 YW |
298 | |
299 | if (path_is_read_only_fs("/var") > 0) { | |
300 | log_notice("Directory /var is readonly, skipping remaining tests in %s", __func__); | |
34b86909 | 301 | return; |
f0e018e7 | 302 | } |
34b86909 | 303 | |
b7172f34 YW |
304 | test(m, "exec-readonlypaths.service", can_unshare ? 0 : EXIT_FAILURE, CLD_EXITED); |
305 | test(m, "exec-readonlypaths-with-bindpaths.service", can_unshare ? 0 : EXIT_NAMESPACE, CLD_EXITED); | |
306 | test(m, "exec-readonlypaths-mount-propagation.service", can_unshare ? 0 : EXIT_FAILURE, CLD_EXITED); | |
cdfbd1fb DH |
307 | } |
308 | ||
309 | static void test_exec_readwritepaths(Manager *m) { | |
34b86909 | 310 | |
f0e018e7 YW |
311 | if (path_is_read_only_fs("/") > 0) { |
312 | log_notice("Root directory is readonly, skipping %s", __func__); | |
34b86909 | 313 | return; |
f0e018e7 | 314 | } |
34b86909 | 315 | |
b7172f34 | 316 | test(m, "exec-readwritepaths-mount-propagation.service", can_unshare ? 0 : EXIT_FAILURE, CLD_EXITED); |
cdfbd1fb DH |
317 | } |
318 | ||
319 | static void test_exec_inaccessiblepaths(Manager *m) { | |
34b86909 | 320 | |
f0e018e7 YW |
321 | if (!is_inaccessible_available()) { |
322 | log_notice("Testing without inaccessible, skipping %s", __func__); | |
34b86909 | 323 | return; |
f0e018e7 | 324 | } |
34b86909 | 325 | |
b7172f34 | 326 | test(m, "exec-inaccessiblepaths-proc.service", can_unshare ? 0 : EXIT_FAILURE, CLD_EXITED); |
f78b36f0 | 327 | |
f0e018e7 YW |
328 | if (path_is_read_only_fs("/") > 0) { |
329 | log_notice("Root directory is readonly, skipping remaining tests in %s", __func__); | |
af4af186 EV |
330 | return; |
331 | } | |
332 | ||
b7172f34 | 333 | test(m, "exec-inaccessiblepaths-mount-propagation.service", can_unshare ? 0 : EXIT_FAILURE, CLD_EXITED); |
c090d74d TR |
334 | } |
335 | ||
4cac89bd YW |
336 | static void test_exec_temporaryfilesystem(Manager *m) { |
337 | ||
b7172f34 YW |
338 | test(m, "exec-temporaryfilesystem-options.service", can_unshare ? 0 : EXIT_NAMESPACE, CLD_EXITED); |
339 | test(m, "exec-temporaryfilesystem-ro.service", can_unshare ? 0 : EXIT_NAMESPACE, CLD_EXITED); | |
340 | test(m, "exec-temporaryfilesystem-rw.service", can_unshare ? 0 : EXIT_NAMESPACE, CLD_EXITED); | |
341 | test(m, "exec-temporaryfilesystem-usr.service", can_unshare ? 0 : EXIT_NAMESPACE, CLD_EXITED); | |
4cac89bd YW |
342 | } |
343 | ||
281e05b6 | 344 | static void test_exec_systemcallfilter(Manager *m) { |
349cc4a5 | 345 | #if HAVE_SECCOMP |
738c74d7 YW |
346 | int r; |
347 | ||
f0e018e7 YW |
348 | if (!is_seccomp_available()) { |
349 | log_notice("Seccomp not available, skipping %s", __func__); | |
83f12b27 | 350 | return; |
f0e018e7 YW |
351 | } |
352 | ||
281e05b6 RC |
353 | test(m, "exec-systemcallfilter-not-failing.service", 0, CLD_EXITED); |
354 | test(m, "exec-systemcallfilter-not-failing2.service", 0, CLD_EXITED); | |
355 | test(m, "exec-systemcallfilter-failing.service", SIGSYS, CLD_KILLED); | |
356 | test(m, "exec-systemcallfilter-failing2.service", SIGSYS, CLD_KILLED); | |
738c74d7 YW |
357 | |
358 | r = find_binary("python3", NULL); | |
359 | if (r < 0) { | |
360 | log_notice_errno(r, "Skipping remaining tests in %s, could not find python3 binary: %m", __func__); | |
361 | return; | |
362 | } | |
363 | ||
b4891260 YW |
364 | test(m, "exec-systemcallfilter-with-errno-name.service", errno_from_name("EILSEQ"), CLD_EXITED); |
365 | test(m, "exec-systemcallfilter-with-errno-number.service", 255, CLD_EXITED); | |
e913b798 | 366 | test(m, "exec-systemcallfilter-with-errno-multi.service", errno_from_name("EILSEQ"), CLD_EXITED); |
281e05b6 RC |
367 | #endif |
368 | } | |
369 | ||
370 | static void test_exec_systemcallerrornumber(Manager *m) { | |
349cc4a5 | 371 | #if HAVE_SECCOMP |
738c74d7 YW |
372 | int r; |
373 | ||
f0e018e7 YW |
374 | if (!is_seccomp_available()) { |
375 | log_notice("Seccomp not available, skipping %s", __func__); | |
7a18854f | 376 | return; |
f0e018e7 YW |
377 | } |
378 | ||
738c74d7 YW |
379 | r = find_binary("python3", NULL); |
380 | if (r < 0) { | |
381 | log_notice_errno(r, "Skipping %s, could not find python3 binary: %m", __func__); | |
382 | return; | |
383 | } | |
384 | ||
7a18854f YW |
385 | test(m, "exec-systemcallerrornumber-name.service", errno_from_name("EACCES"), CLD_EXITED); |
386 | test(m, "exec-systemcallerrornumber-number.service", 255, CLD_EXITED); | |
281e05b6 RC |
387 | #endif |
388 | } | |
389 | ||
f0e018e7 | 390 | static void test_exec_restrictnamespaces(Manager *m) { |
349cc4a5 | 391 | #if HAVE_SECCOMP |
f0e018e7 YW |
392 | if (!is_seccomp_available()) { |
393 | log_notice("Seccomp not available, skipping %s", __func__); | |
97e60383 | 394 | return; |
f0e018e7 | 395 | } |
97e60383 | 396 | |
b7172f34 | 397 | test(m, "exec-restrictnamespaces-no.service", can_unshare ? 0 : EXIT_FAILURE, CLD_EXITED); |
f0e018e7 | 398 | test(m, "exec-restrictnamespaces-yes.service", 1, CLD_EXITED); |
b7172f34 | 399 | test(m, "exec-restrictnamespaces-mnt.service", can_unshare ? 0 : EXIT_FAILURE, CLD_EXITED); |
f0e018e7 | 400 | test(m, "exec-restrictnamespaces-mnt-blacklist.service", 1, CLD_EXITED); |
b7172f34 YW |
401 | test(m, "exec-restrictnamespaces-merge-and.service", can_unshare ? 0 : EXIT_FAILURE, CLD_EXITED); |
402 | test(m, "exec-restrictnamespaces-merge-or.service", can_unshare ? 0 : EXIT_FAILURE, CLD_EXITED); | |
403 | test(m, "exec-restrictnamespaces-merge-all.service", can_unshare ? 0 : EXIT_FAILURE, CLD_EXITED); | |
97e60383 DH |
404 | #endif |
405 | } | |
406 | ||
f0e018e7 | 407 | static void test_exec_systemcallfilter_system(Manager *m) { |
349cc4a5 | 408 | #if HAVE_SECCOMP |
f0e018e7 YW |
409 | if (!is_seccomp_available()) { |
410 | log_notice("Seccomp not available, skipping %s", __func__); | |
83f12b27 | 411 | return; |
f0e018e7 | 412 | } |
57c2efa0 | 413 | |
69b07407 YW |
414 | test(m, "exec-systemcallfilter-system-user.service", 0, CLD_EXITED); |
415 | ||
57c2efa0 | 416 | if (!check_nobody_user_and_group()) { |
5cd33ccc | 417 | log_notice("nobody user/group is not synthesized or may conflict to other entries, skipping remaining tests in %s", __func__); |
57c2efa0 YW |
418 | return; |
419 | } | |
420 | ||
69b07407 | 421 | if (!STR_IN_SET(NOBODY_USER_NAME, "nobody", "nfsnobody")) { |
5cd33ccc | 422 | log_notice("Unsupported nobody user name '%s', skipping remaining tests in %s", NOBODY_USER_NAME, __func__); |
69b07407 YW |
423 | return; |
424 | } | |
425 | ||
426 | test(m, "exec-systemcallfilter-system-user-" NOBODY_USER_NAME ".service", 0, CLD_EXITED); | |
19c0b0b9 RC |
427 | #endif |
428 | } | |
429 | ||
281e05b6 | 430 | static void test_exec_user(Manager *m) { |
69b07407 YW |
431 | test(m, "exec-user.service", 0, CLD_EXITED); |
432 | ||
57c2efa0 | 433 | if (!check_nobody_user_and_group()) { |
5cd33ccc | 434 | log_notice("nobody user/group is not synthesized or may conflict to other entries, skipping remaining tests in %s", __func__); |
57c2efa0 YW |
435 | return; |
436 | } | |
437 | ||
69b07407 | 438 | if (!STR_IN_SET(NOBODY_USER_NAME, "nobody", "nfsnobody")) { |
5cd33ccc | 439 | log_notice("Unsupported nobody user name '%s', skipping remaining tests in %s", NOBODY_USER_NAME, __func__); |
69b07407 YW |
440 | return; |
441 | } | |
442 | ||
443 | test(m, "exec-user-" NOBODY_USER_NAME ".service", 0, CLD_EXITED); | |
281e05b6 RC |
444 | } |
445 | ||
446 | static void test_exec_group(Manager *m) { | |
69b07407 YW |
447 | test(m, "exec-group.service", 0, CLD_EXITED); |
448 | ||
57c2efa0 | 449 | if (!check_nobody_user_and_group()) { |
5cd33ccc | 450 | log_notice("nobody user/group is not synthesized or may conflict to other entries, skipping remaining tests in %s", __func__); |
57c2efa0 YW |
451 | return; |
452 | } | |
453 | ||
69b07407 | 454 | if (!STR_IN_SET(NOBODY_GROUP_NAME, "nobody", "nfsnobody", "nogroup")) { |
5cd33ccc | 455 | log_notice("Unsupported nobody group name '%s', skipping remaining tests in %s", NOBODY_GROUP_NAME, __func__); |
69b07407 YW |
456 | return; |
457 | } | |
458 | ||
459 | test(m, "exec-group-" NOBODY_GROUP_NAME ".service", 0, CLD_EXITED); | |
281e05b6 RC |
460 | } |
461 | ||
f0e018e7 | 462 | static void test_exec_supplementarygroups(Manager *m) { |
86b838ea | 463 | test(m, "exec-supplementarygroups.service", 0, CLD_EXITED); |
bf9ace96 DH |
464 | test(m, "exec-supplementarygroups-single-group.service", 0, CLD_EXITED); |
465 | test(m, "exec-supplementarygroups-single-group-user.service", 0, CLD_EXITED); | |
50ca7a35 DH |
466 | test(m, "exec-supplementarygroups-multiple-groups-default-group-user.service", 0, CLD_EXITED); |
467 | test(m, "exec-supplementarygroups-multiple-groups-withgid.service", 0, CLD_EXITED); | |
468 | test(m, "exec-supplementarygroups-multiple-groups-withuid.service", 0, CLD_EXITED); | |
86b838ea DH |
469 | } |
470 | ||
f0e018e7 | 471 | static void test_exec_dynamicuser(Manager *m) { |
b7172f34 YW |
472 | |
473 | test(m, "exec-dynamicuser-fixeduser.service", can_unshare ? 0 : EXIT_NAMESPACE, CLD_EXITED); | |
9f82d685 | 474 | if (check_user_has_group_with_same_name("adm")) |
b7172f34 | 475 | test(m, "exec-dynamicuser-fixeduser-adm.service", can_unshare ? 0 : EXIT_NAMESPACE, CLD_EXITED); |
9f82d685 | 476 | if (check_user_has_group_with_same_name("games")) |
b7172f34 YW |
477 | test(m, "exec-dynamicuser-fixeduser-games.service", can_unshare ? 0 : EXIT_NAMESPACE, CLD_EXITED); |
478 | test(m, "exec-dynamicuser-fixeduser-one-supplementarygroup.service", can_unshare ? 0 : EXIT_NAMESPACE, CLD_EXITED); | |
479 | test(m, "exec-dynamicuser-supplementarygroups.service", can_unshare ? 0 : EXIT_NAMESPACE, CLD_EXITED); | |
480 | test(m, "exec-dynamicuser-statedir.service", can_unshare ? 0 : EXIT_NAMESPACE, CLD_EXITED); | |
028f3a7f | 481 | |
1c587309 YW |
482 | (void) rm_rf("/var/lib/test-dynamicuser-migrate", REMOVE_ROOT|REMOVE_PHYSICAL); |
483 | (void) rm_rf("/var/lib/test-dynamicuser-migrate2", REMOVE_ROOT|REMOVE_PHYSICAL); | |
484 | (void) rm_rf("/var/lib/private/test-dynamicuser-migrate", REMOVE_ROOT|REMOVE_PHYSICAL); | |
485 | (void) rm_rf("/var/lib/private/test-dynamicuser-migrate2", REMOVE_ROOT|REMOVE_PHYSICAL); | |
486 | ||
028f3a7f | 487 | test(m, "exec-dynamicuser-statedir-migrate-step1.service", 0, CLD_EXITED); |
b7172f34 | 488 | test(m, "exec-dynamicuser-statedir-migrate-step2.service", can_unshare ? 0 : EXIT_NAMESPACE, CLD_EXITED); |
1c587309 | 489 | |
028f3a7f YW |
490 | (void) rm_rf("/var/lib/test-dynamicuser-migrate", REMOVE_ROOT|REMOVE_PHYSICAL); |
491 | (void) rm_rf("/var/lib/test-dynamicuser-migrate2", REMOVE_ROOT|REMOVE_PHYSICAL); | |
492 | (void) rm_rf("/var/lib/private/test-dynamicuser-migrate", REMOVE_ROOT|REMOVE_PHYSICAL); | |
493 | (void) rm_rf("/var/lib/private/test-dynamicuser-migrate2", REMOVE_ROOT|REMOVE_PHYSICAL); | |
2b9ac11e DH |
494 | } |
495 | ||
281e05b6 RC |
496 | static void test_exec_environment(Manager *m) { |
497 | test(m, "exec-environment.service", 0, CLD_EXITED); | |
498 | test(m, "exec-environment-multiple.service", 0, CLD_EXITED); | |
499 | test(m, "exec-environment-empty.service", 0, CLD_EXITED); | |
500 | } | |
501 | ||
03bd70dd RC |
502 | static void test_exec_environmentfile(Manager *m) { |
503 | static const char e[] = | |
504 | "VAR1='word1 word2'\n" | |
505 | "VAR2=word3 \n" | |
506 | "# comment1\n" | |
507 | "\n" | |
508 | "; comment2\n" | |
509 | " ; # comment3\n" | |
510 | "line without an equal\n" | |
9b796f35 | 511 | "VAR3='$word 5 6'\n" |
b6887d7a JH |
512 | "VAR4='new\nline'\n" |
513 | "VAR5=password\\with\\backslashes"; | |
03bd70dd RC |
514 | int r; |
515 | ||
516 | r = write_string_file("/tmp/test-exec_environmentfile.conf", e, WRITE_STRING_FILE_CREATE); | |
517 | assert_se(r == 0); | |
518 | ||
519 | test(m, "exec-environmentfile.service", 0, CLD_EXITED); | |
520 | ||
f0e018e7 | 521 | (void) unlink("/tmp/test-exec_environmentfile.conf"); |
03bd70dd RC |
522 | } |
523 | ||
4c80d201 | 524 | static void test_exec_passenvironment(Manager *m) { |
e1abca2e FB |
525 | /* test-execute runs under MANAGER_USER which, by default, forwards all |
526 | * variables present in the environment, but only those that are | |
527 | * present _at the time it is created_! | |
528 | * | |
529 | * So these PassEnvironment checks are still expected to work, since we | |
530 | * are ensuring the variables are not present at manager creation (they | |
531 | * are unset explicitly in main) and are only set here. | |
532 | * | |
533 | * This is still a good approximation of how a test for MANAGER_SYSTEM | |
534 | * would work. | |
535 | */ | |
4c80d201 FB |
536 | assert_se(setenv("VAR1", "word1 word2", 1) == 0); |
537 | assert_se(setenv("VAR2", "word3", 1) == 0); | |
538 | assert_se(setenv("VAR3", "$word 5 6", 1) == 0); | |
9b796f35 | 539 | assert_se(setenv("VAR4", "new\nline", 1) == 0); |
b6887d7a | 540 | assert_se(setenv("VAR5", "passwordwithbackslashes", 1) == 0); |
4c80d201 FB |
541 | test(m, "exec-passenvironment.service", 0, CLD_EXITED); |
542 | test(m, "exec-passenvironment-repeated.service", 0, CLD_EXITED); | |
543 | test(m, "exec-passenvironment-empty.service", 0, CLD_EXITED); | |
544 | assert_se(unsetenv("VAR1") == 0); | |
545 | assert_se(unsetenv("VAR2") == 0); | |
546 | assert_se(unsetenv("VAR3") == 0); | |
9b796f35 | 547 | assert_se(unsetenv("VAR4") == 0); |
b6887d7a | 548 | assert_se(unsetenv("VAR5") == 0); |
4c80d201 FB |
549 | test(m, "exec-passenvironment-absent.service", 0, CLD_EXITED); |
550 | } | |
551 | ||
27c5347c RC |
552 | static void test_exec_umask(Manager *m) { |
553 | test(m, "exec-umask-default.service", 0, CLD_EXITED); | |
554 | test(m, "exec-umask-0177.service", 0, CLD_EXITED); | |
555 | } | |
556 | ||
cc3ddc85 RC |
557 | static void test_exec_runtimedirectory(Manager *m) { |
558 | test(m, "exec-runtimedirectory.service", 0, CLD_EXITED); | |
559 | test(m, "exec-runtimedirectory-mode.service", 0, CLD_EXITED); | |
69b07407 | 560 | test(m, "exec-runtimedirectory-owner.service", 0, CLD_EXITED); |
57c2efa0 YW |
561 | |
562 | if (!check_nobody_user_and_group()) { | |
5cd33ccc | 563 | log_notice("nobody user/group is not synthesized or may conflict to other entries, skipping remaining tests in %s", __func__); |
69b07407 YW |
564 | return; |
565 | } | |
566 | ||
567 | if (!STR_IN_SET(NOBODY_GROUP_NAME, "nobody", "nfsnobody", "nogroup")) { | |
5cd33ccc | 568 | log_notice("Unsupported nobody group name '%s', skipping remaining tests in %s", NOBODY_GROUP_NAME, __func__); |
57c2efa0 YW |
569 | return; |
570 | } | |
571 | ||
69b07407 | 572 | test(m, "exec-runtimedirectory-owner-" NOBODY_GROUP_NAME ".service", 0, CLD_EXITED); |
ff4ca461 RC |
573 | } |
574 | ||
575 | static void test_exec_capabilityboundingset(Manager *m) { | |
576 | int r; | |
577 | ||
ff4ca461 RC |
578 | r = find_binary("capsh", NULL); |
579 | if (r < 0) { | |
5cd33ccc | 580 | log_notice_errno(r, "Skipping %s, could not find capsh binary: %m", __func__); |
ff4ca461 RC |
581 | return; |
582 | } | |
583 | ||
b7856f92 YW |
584 | if (have_effective_cap(CAP_CHOWN) <= 0 || |
585 | have_effective_cap(CAP_FOWNER) <= 0 || | |
586 | have_effective_cap(CAP_KILL) <= 0) { | |
587 | log_notice("Skipping %s, this process does not have enough capabilities", __func__); | |
588 | return; | |
589 | } | |
590 | ||
ff4ca461 RC |
591 | test(m, "exec-capabilityboundingset-simple.service", 0, CLD_EXITED); |
592 | test(m, "exec-capabilityboundingset-reset.service", 0, CLD_EXITED); | |
593 | test(m, "exec-capabilityboundingset-merge.service", 0, CLD_EXITED); | |
594 | test(m, "exec-capabilityboundingset-invert.service", 0, CLD_EXITED); | |
cc3ddc85 RC |
595 | } |
596 | ||
5008da1e ZJS |
597 | static void test_exec_basic(Manager *m) { |
598 | test(m, "exec-basic.service", 0, CLD_EXITED); | |
599 | } | |
600 | ||
b6dc25ee | 601 | static void test_exec_ambientcapabilities(Manager *m) { |
70d7aea5 IP |
602 | int r; |
603 | ||
604 | /* Check if the kernel has support for ambient capabilities. Run | |
605 | * the tests only if that's the case. Clearing all ambient | |
606 | * capabilities is fine, since we are expecting them to be unset | |
607 | * in the first place for the tests. */ | |
608 | r = prctl(PR_CAP_AMBIENT, PR_CAP_AMBIENT_CLEAR_ALL, 0, 0, 0); | |
f0e018e7 | 609 | if (r < 0 && IN_SET(errno, EINVAL, EOPNOTSUPP, ENOSYS)) { |
5cd33ccc | 610 | log_notice("Skipping %s, the kernel does not support ambient capabilities", __func__); |
f0e018e7 YW |
611 | return; |
612 | } | |
613 | ||
e5ba1d32 | 614 | if (have_effective_cap(CAP_CHOWN) <= 0 || |
b7856f92 YW |
615 | have_effective_cap(CAP_NET_RAW) <= 0) { |
616 | log_notice("Skipping %s, this process does not have enough capabilities", __func__); | |
617 | return; | |
618 | } | |
619 | ||
b6dc25ee YW |
620 | test(m, "exec-ambientcapabilities.service", 0, CLD_EXITED); |
621 | test(m, "exec-ambientcapabilities-merge.service", 0, CLD_EXITED); | |
69b07407 | 622 | |
57c2efa0 | 623 | if (!check_nobody_user_and_group()) { |
5cd33ccc | 624 | log_notice("nobody user/group is not synthesized or may conflict to other entries, skipping remaining tests in %s", __func__); |
69b07407 YW |
625 | return; |
626 | } | |
627 | ||
628 | if (!STR_IN_SET(NOBODY_USER_NAME, "nobody", "nfsnobody")) { | |
5cd33ccc | 629 | log_notice("Unsupported nobody user name '%s', skipping remaining tests in %s", NOBODY_USER_NAME, __func__); |
57c2efa0 YW |
630 | return; |
631 | } | |
632 | ||
b6dc25ee YW |
633 | test(m, "exec-ambientcapabilities-" NOBODY_USER_NAME ".service", 0, CLD_EXITED); |
634 | test(m, "exec-ambientcapabilities-merge-" NOBODY_USER_NAME ".service", 0, CLD_EXITED); | |
70d7aea5 IP |
635 | } |
636 | ||
63447f11 RC |
637 | static void test_exec_privatenetwork(Manager *m) { |
638 | int r; | |
639 | ||
640 | r = find_binary("ip", NULL); | |
641 | if (r < 0) { | |
5cd33ccc | 642 | log_notice_errno(r, "Skipping %s, could not find ip binary: %m", __func__); |
63447f11 RC |
643 | return; |
644 | } | |
645 | ||
b7172f34 | 646 | test(m, "exec-privatenetwork-yes.service", can_unshare ? 0 : EXIT_NETWORK, CLD_EXITED); |
63447f11 RC |
647 | } |
648 | ||
c388dfea RC |
649 | static void test_exec_oomscoreadjust(Manager *m) { |
650 | test(m, "exec-oomscoreadjust-positive.service", 0, CLD_EXITED); | |
642d1a6d YW |
651 | |
652 | if (detect_container() > 0) { | |
653 | log_notice("Testing in container, skipping remaining tests in %s", __func__); | |
654 | return; | |
655 | } | |
c388dfea RC |
656 | test(m, "exec-oomscoreadjust-negative.service", 0, CLD_EXITED); |
657 | } | |
658 | ||
a6226758 RC |
659 | static void test_exec_ioschedulingclass(Manager *m) { |
660 | test(m, "exec-ioschedulingclass-none.service", 0, CLD_EXITED); | |
661 | test(m, "exec-ioschedulingclass-idle.service", 0, CLD_EXITED); | |
a6226758 | 662 | test(m, "exec-ioschedulingclass-best-effort.service", 0, CLD_EXITED); |
642d1a6d YW |
663 | |
664 | if (detect_container() > 0) { | |
665 | log_notice("Testing in container, skipping remaining tests in %s", __func__); | |
666 | return; | |
667 | } | |
668 | test(m, "exec-ioschedulingclass-realtime.service", 0, CLD_EXITED); | |
a6226758 RC |
669 | } |
670 | ||
f0e018e7 YW |
671 | static void test_exec_unsetenvironment(Manager *m) { |
672 | test(m, "exec-unsetenvironment.service", 0, CLD_EXITED); | |
42cc99d5 LP |
673 | } |
674 | ||
9672b583 LP |
675 | static void test_exec_specifier(Manager *m) { |
676 | test(m, "exec-specifier.service", 0, CLD_EXITED); | |
8b3c4b57 | 677 | test(m, "exec-specifier@foo-bar.service", 0, CLD_EXITED); |
f0e018e7 | 678 | test(m, "exec-specifier-interpolation.service", 0, CLD_EXITED); |
9672b583 LP |
679 | } |
680 | ||
f0e018e7 YW |
681 | static void test_exec_standardinput(Manager *m) { |
682 | test(m, "exec-standardinput-data.service", 0, CLD_EXITED); | |
683 | test(m, "exec-standardinput-file.service", 0, CLD_EXITED); | |
666d7877 LP |
684 | } |
685 | ||
566b7d23 ZD |
686 | static void test_exec_standardoutput(Manager *m) { |
687 | test(m, "exec-standardoutput-file.service", 0, CLD_EXITED); | |
688 | } | |
689 | ||
690 | static void test_exec_standardoutput_append(Manager *m) { | |
691 | test(m, "exec-standardoutput-append.service", 0, CLD_EXITED); | |
692 | } | |
693 | ||
ea9cfad1 LP |
694 | static int run_tests(UnitFileScope scope, const test_function_t *tests) { |
695 | const test_function_t *test = NULL; | |
c70cac54 | 696 | _cleanup_(manager_freep) Manager *m = NULL; |
19c0b0b9 RC |
697 | int r; |
698 | ||
699 | assert_se(tests); | |
700 | ||
e8112e67 | 701 | r = manager_new(scope, MANAGER_TEST_RUN_BASIC, &m); |
730d989a ZJS |
702 | if (MANAGER_SKIP_TEST(r)) |
703 | return log_tests_skipped_errno(r, "manager_new"); | |
19c0b0b9 RC |
704 | assert_se(r >= 0); |
705 | assert_se(manager_startup(m, NULL, NULL) >= 0); | |
706 | ||
707 | for (test = tests; test && *test; test++) | |
708 | (*test)(m); | |
709 | ||
19c0b0b9 RC |
710 | return 0; |
711 | } | |
712 | ||
281e05b6 | 713 | int main(int argc, char *argv[]) { |
ac1f08b9 | 714 | _cleanup_(rm_rf_physical_and_freep) char *runtime_dir = NULL; |
55890a40 | 715 | _cleanup_free_ char *test_execute_path = NULL; |
b7172f34 | 716 | _cleanup_hashmap_free_ Hashmap *s = NULL; |
ea9cfad1 | 717 | static const test_function_t user_tests[] = { |
5008da1e | 718 | test_exec_basic, |
b6dc25ee | 719 | test_exec_ambientcapabilities, |
f0e018e7 | 720 | test_exec_bindpaths, |
f0e018e7 | 721 | test_exec_capabilityboundingset, |
4e79aeaa | 722 | test_exec_cpuaffinity, |
f0e018e7 YW |
723 | test_exec_environment, |
724 | test_exec_environmentfile, | |
725 | test_exec_group, | |
281e05b6 | 726 | test_exec_ignoresigpipe, |
f0e018e7 YW |
727 | test_exec_inaccessiblepaths, |
728 | test_exec_ioschedulingclass, | |
729 | test_exec_oomscoreadjust, | |
730 | test_exec_passenvironment, | |
731 | test_exec_personality, | |
281e05b6 | 732 | test_exec_privatedevices, |
f0e018e7 YW |
733 | test_exec_privatenetwork, |
734 | test_exec_privatetmp, | |
4982dbcc | 735 | test_exec_protectkernelmodules, |
f78b36f0 | 736 | test_exec_readonlypaths, |
cdfbd1fb | 737 | test_exec_readwritepaths, |
f0e018e7 YW |
738 | test_exec_restrictnamespaces, |
739 | test_exec_runtimedirectory, | |
740 | test_exec_standardinput, | |
566b7d23 ZD |
741 | test_exec_standardoutput, |
742 | test_exec_standardoutput_append, | |
f0e018e7 | 743 | test_exec_supplementarygroups, |
281e05b6 | 744 | test_exec_systemcallerrornumber, |
f0e018e7 | 745 | test_exec_systemcallfilter, |
4cac89bd | 746 | test_exec_temporaryfilesystem, |
27c5347c | 747 | test_exec_umask, |
f0e018e7 YW |
748 | test_exec_unsetenvironment, |
749 | test_exec_user, | |
750 | test_exec_workingdirectory, | |
281e05b6 RC |
751 | NULL, |
752 | }; | |
ea9cfad1 | 753 | static const test_function_t system_tests[] = { |
f0e018e7 | 754 | test_exec_dynamicuser, |
9672b583 | 755 | test_exec_specifier, |
f0e018e7 | 756 | test_exec_systemcallfilter_system, |
19c0b0b9 RC |
757 | NULL, |
758 | }; | |
281e05b6 RC |
759 | int r; |
760 | ||
6d7c4033 | 761 | test_setup_logging(LOG_DEBUG); |
281e05b6 | 762 | |
0df54921 | 763 | #if HAS_FEATURE_ADDRESS_SANITIZER |
176ceb2c EV |
764 | if (is_run_on_travis_ci()) { |
765 | log_notice("Running on TravisCI under ASan, skipping, see https://github.com/systemd/systemd/issues/10696"); | |
766 | return EXIT_TEST_SKIP; | |
767 | } | |
768 | #endif | |
769 | ||
2482f88d LP |
770 | (void) unsetenv("USER"); |
771 | (void) unsetenv("LOGNAME"); | |
63d6135f | 772 | (void) unsetenv("SHELL"); |
32853207 | 773 | (void) unsetenv("HOME"); |
2482f88d | 774 | |
5f00dc4d LP |
775 | can_unshare = have_namespaces(); |
776 | ||
607ff5f9 | 777 | /* It is needed otherwise cgroup creation fails */ |
317bb217 ZJS |
778 | if (getuid() != 0) |
779 | return log_tests_skipped("not root"); | |
607ff5f9 | 780 | |
651d47d1 | 781 | r = enter_cgroup_subroot(); |
317bb217 ZJS |
782 | if (r == -ENOMEDIUM) |
783 | return log_tests_skipped("cgroupfs not available"); | |
8c759b33 | 784 | |
ac1f08b9 | 785 | assert_se(runtime_dir = setup_fake_runtime_dir()); |
62a85ee0 | 786 | test_execute_path = path_join(get_testdata_dir(), "test-execute"); |
55890a40 | 787 | assert_se(set_unit_path(test_execute_path) >= 0); |
281e05b6 | 788 | |
e1abca2e FB |
789 | /* Unset VAR1, VAR2 and VAR3 which are used in the PassEnvironment test |
790 | * cases, otherwise (and if they are present in the environment), | |
791 | * `manager_default_environment` will copy them into the default | |
792 | * environment which is passed to each created job, which will make the | |
793 | * tests that expect those not to be present to fail. | |
794 | */ | |
795 | assert_se(unsetenv("VAR1") == 0); | |
796 | assert_se(unsetenv("VAR2") == 0); | |
797 | assert_se(unsetenv("VAR3") == 0); | |
798 | ||
b7172f34 YW |
799 | r = run_tests(UNIT_FILE_USER, user_tests); |
800 | if (r != 0) | |
801 | return r; | |
802 | ||
803 | r = run_tests(UNIT_FILE_SYSTEM, system_tests); | |
804 | if (r != 0) | |
805 | return r; | |
806 | ||
807 | #if HAVE_SECCOMP | |
808 | /* The following tests are for 1beab8b0d0ff2d7d1436b52d4a0c3d56dc908962. */ | |
809 | if (!is_seccomp_available()) { | |
810 | log_notice("Seccomp not available, skipping unshare() filtered tests."); | |
811 | return 0; | |
812 | } | |
813 | ||
814 | assert_se(s = hashmap_new(NULL)); | |
815 | r = seccomp_syscall_resolve_name("unshare"); | |
816 | assert_se(r != __NR_SCMP_ERROR); | |
817 | assert_se(hashmap_put(s, UINT32_TO_PTR(r + 1), INT_TO_PTR(-1)) >= 0); | |
818 | assert_se(seccomp_load_syscall_filter_set_raw(SCMP_ACT_ALLOW, s, SCMP_ACT_ERRNO(EOPNOTSUPP), true) >= 0); | |
819 | assert_se(unshare(CLONE_NEWNS) < 0); | |
820 | assert_se(errno == EOPNOTSUPP); | |
821 | ||
822 | can_unshare = false; | |
823 | ||
463d0d15 | 824 | r = run_tests(UNIT_FILE_USER, user_tests); |
19c0b0b9 RC |
825 | if (r != 0) |
826 | return r; | |
281e05b6 | 827 | |
463d0d15 | 828 | return run_tests(UNIT_FILE_SYSTEM, system_tests); |
b7172f34 YW |
829 | #else |
830 | return 0; | |
831 | #endif | |
281e05b6 | 832 | } |