2 This file is part of systemd.
4 Copyright 2014 Ronny Chevalier
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.
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.
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/>.
23 #include <sys/prctl.h>
24 #include <sys/types.h>
31 #include "path-util.h"
34 #include "seccomp-util.h"
36 #include "test-helper.h"
41 typedef void (*test_function_t
)(Manager
*m
);
43 static void check(Manager
*m
, Unit
*unit
, int status_expected
, int code_expected
) {
44 Service
*service
= NULL
;
46 usec_t timeout
= 2 * USEC_PER_SEC
;
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
) {
59 r
= sd_event_run(m
->event
, 100 * USEC_PER_MSEC
);
62 n
= now(CLOCK_MONOTONIC
);
63 if (ts
+ timeout
< n
) {
64 log_error("Test timeout when testing %s", unit
->id
);
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
);
73 static void test(Manager
*m
, const char *unit_name
, int status_expected
, int code_expected
) {
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
);
83 static void test_exec_workingdirectory(Manager
*m
) {
84 assert_se(mkdir_p("/tmp/test-exec_workingdirectory", 0755) >= 0);
86 test(m
, "exec-workingdirectory.service", 0, CLD_EXITED
);
88 (void) rm_rf("/tmp/test-exec_workingdirectory", REMOVE_ROOT
|REMOVE_PHYSICAL
);
91 static void test_exec_personality(Manager
*m
) {
92 #if defined(__x86_64__)
93 test(m
, "exec-personality-x86-64.service", 0, CLD_EXITED
);
95 #elif defined(__s390__)
96 test(m
, "exec-personality-s390.service", 0, CLD_EXITED
);
98 #elif defined(__powerpc64__)
99 # if __BYTE_ORDER == __BIG_ENDIAN
100 test(m
, "exec-personality-ppc64.service", 0, CLD_EXITED
);
102 test(m
, "exec-personality-ppc64le.service", 0, CLD_EXITED
);
105 #elif defined(__aarch64__)
106 test(m
, "exec-personality-aarch64.service", 0, CLD_EXITED
);
108 #elif defined(__i386__)
109 test(m
, "exec-personality-x86.service", 0, CLD_EXITED
);
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
);
118 static void test_exec_privatetmp(Manager
*m
) {
119 assert_se(touch("/tmp/test-exec_privatetmp") >= 0);
121 test(m
, "exec-privatetmp-yes.service", 0, CLD_EXITED
);
122 test(m
, "exec-privatetmp-no.service", 0, CLD_EXITED
);
124 unlink("/tmp/test-exec_privatetmp");
127 static void test_exec_privatedevices(Manager
*m
) {
128 if (detect_container() > 0) {
129 log_notice("testing in container, skipping private device tests");
132 test(m
, "exec-privatedevices-yes.service", 0, CLD_EXITED
);
133 test(m
, "exec-privatedevices-no.service", 0, CLD_EXITED
);
136 static void test_exec_systemcallfilter(Manager
*m
) {
138 if (!is_seccomp_available())
140 test(m
, "exec-systemcallfilter-not-failing.service", 0, CLD_EXITED
);
141 test(m
, "exec-systemcallfilter-not-failing2.service", 0, CLD_EXITED
);
142 test(m
, "exec-systemcallfilter-failing.service", SIGSYS
, CLD_KILLED
);
143 test(m
, "exec-systemcallfilter-failing2.service", SIGSYS
, CLD_KILLED
);
148 static void test_exec_systemcallerrornumber(Manager
*m
) {
150 if (is_seccomp_available())
151 test(m
, "exec-systemcallerrornumber.service", 1, CLD_EXITED
);
155 static void test_exec_systemcall_system_mode_with_user(Manager
*m
) {
157 if (!is_seccomp_available())
159 if (getpwnam("nobody"))
160 test(m
, "exec-systemcallfilter-system-user.service", 0, CLD_EXITED
);
161 else if (getpwnam("nfsnobody"))
162 test(m
, "exec-systemcallfilter-system-user-nfsnobody.service", 0, CLD_EXITED
);
164 log_error_errno(errno
, "Skipping test_exec_systemcall_system_mode_with_user, could not find nobody/nfsnobody user: %m");
168 static void test_exec_user(Manager
*m
) {
169 if (getpwnam("nobody"))
170 test(m
, "exec-user.service", 0, CLD_EXITED
);
171 else if (getpwnam("nfsnobody"))
172 test(m
, "exec-user-nfsnobody.service", 0, CLD_EXITED
);
174 log_error_errno(errno
, "Skipping test_exec_user, could not find nobody/nfsnobody user: %m");
177 static void test_exec_group(Manager
*m
) {
178 if (getgrnam("nobody"))
179 test(m
, "exec-group.service", 0, CLD_EXITED
);
180 else if (getgrnam("nfsnobody"))
181 test(m
, "exec-group-nfsnobody.service", 0, CLD_EXITED
);
183 log_error_errno(errno
, "Skipping test_exec_group, could not find nobody/nfsnobody group: %m");
186 static void test_exec_environment(Manager
*m
) {
187 test(m
, "exec-environment.service", 0, CLD_EXITED
);
188 test(m
, "exec-environment-multiple.service", 0, CLD_EXITED
);
189 test(m
, "exec-environment-empty.service", 0, CLD_EXITED
);
192 static void test_exec_environmentfile(Manager
*m
) {
193 static const char e
[] =
194 "VAR1='word1 word2'\n"
200 "line without an equal\n"
201 "VAR3='$word 5 6'\n";
204 r
= write_string_file("/tmp/test-exec_environmentfile.conf", e
, WRITE_STRING_FILE_CREATE
);
207 test(m
, "exec-environmentfile.service", 0, CLD_EXITED
);
209 unlink("/tmp/test-exec_environmentfile.conf");
212 static void test_exec_passenvironment(Manager
*m
) {
213 /* test-execute runs under MANAGER_USER which, by default, forwards all
214 * variables present in the environment, but only those that are
215 * present _at the time it is created_!
217 * So these PassEnvironment checks are still expected to work, since we
218 * are ensuring the variables are not present at manager creation (they
219 * are unset explicitly in main) and are only set here.
221 * This is still a good approximation of how a test for MANAGER_SYSTEM
224 assert_se(setenv("VAR1", "word1 word2", 1) == 0);
225 assert_se(setenv("VAR2", "word3", 1) == 0);
226 assert_se(setenv("VAR3", "$word 5 6", 1) == 0);
227 test(m
, "exec-passenvironment.service", 0, CLD_EXITED
);
228 test(m
, "exec-passenvironment-repeated.service", 0, CLD_EXITED
);
229 test(m
, "exec-passenvironment-empty.service", 0, CLD_EXITED
);
230 assert_se(unsetenv("VAR1") == 0);
231 assert_se(unsetenv("VAR2") == 0);
232 assert_se(unsetenv("VAR3") == 0);
233 test(m
, "exec-passenvironment-absent.service", 0, CLD_EXITED
);
236 static void test_exec_umask(Manager
*m
) {
237 test(m
, "exec-umask-default.service", 0, CLD_EXITED
);
238 test(m
, "exec-umask-0177.service", 0, CLD_EXITED
);
241 static void test_exec_runtimedirectory(Manager
*m
) {
242 test(m
, "exec-runtimedirectory.service", 0, CLD_EXITED
);
243 test(m
, "exec-runtimedirectory-mode.service", 0, CLD_EXITED
);
244 if (getgrnam("nobody"))
245 test(m
, "exec-runtimedirectory-owner.service", 0, CLD_EXITED
);
246 else if (getgrnam("nfsnobody"))
247 test(m
, "exec-runtimedirectory-owner-nfsnobody.service", 0, CLD_EXITED
);
249 log_error_errno(errno
, "Skipping test_exec_runtimedirectory-owner, could not find nobody/nfsnobody group: %m");
252 static void test_exec_capabilityboundingset(Manager
*m
) {
255 /* We use capsh to test if the capabilities are
256 * properly set, so be sure that it exists */
257 r
= find_binary("capsh", NULL
);
259 log_error_errno(r
, "Skipping test_exec_capabilityboundingset, could not find capsh binary: %m");
263 test(m
, "exec-capabilityboundingset-simple.service", 0, CLD_EXITED
);
264 test(m
, "exec-capabilityboundingset-reset.service", 0, CLD_EXITED
);
265 test(m
, "exec-capabilityboundingset-merge.service", 0, CLD_EXITED
);
266 test(m
, "exec-capabilityboundingset-invert.service", 0, CLD_EXITED
);
269 static void test_exec_capabilityambientset(Manager
*m
) {
272 /* Check if the kernel has support for ambient capabilities. Run
273 * the tests only if that's the case. Clearing all ambient
274 * capabilities is fine, since we are expecting them to be unset
275 * in the first place for the tests. */
276 r
= prctl(PR_CAP_AMBIENT
, PR_CAP_AMBIENT_CLEAR_ALL
, 0, 0, 0);
277 if (r
>= 0 || errno
!= EINVAL
) {
278 if (getpwnam("nobody")) {
279 test(m
, "exec-capabilityambientset.service", 0, CLD_EXITED
);
280 test(m
, "exec-capabilityambientset-merge.service", 0, CLD_EXITED
);
281 } else if (getpwnam("nfsnobody")) {
282 test(m
, "exec-capabilityambientset-nfsnobody.service", 0, CLD_EXITED
);
283 test(m
, "exec-capabilityambientset-merge-nfsnobody.service", 0, CLD_EXITED
);
285 log_error_errno(errno
, "Skipping test_exec_capabilityambientset, could not find nobody/nfsnobody user: %m");
287 log_error_errno(errno
, "Skipping test_exec_capabilityambientset, the kernel does not support ambient capabilities: %m");
290 static void test_exec_privatenetwork(Manager
*m
) {
293 r
= find_binary("ip", NULL
);
295 log_error_errno(r
, "Skipping test_exec_privatenetwork, could not find ip binary: %m");
299 test(m
, "exec-privatenetwork-yes.service", 0, CLD_EXITED
);
302 static void test_exec_oomscoreadjust(Manager
*m
) {
303 test(m
, "exec-oomscoreadjust-positive.service", 0, CLD_EXITED
);
304 test(m
, "exec-oomscoreadjust-negative.service", 0, CLD_EXITED
);
307 static void test_exec_ioschedulingclass(Manager
*m
) {
308 test(m
, "exec-ioschedulingclass-none.service", 0, CLD_EXITED
);
309 test(m
, "exec-ioschedulingclass-idle.service", 0, CLD_EXITED
);
310 test(m
, "exec-ioschedulingclass-realtime.service", 0, CLD_EXITED
);
311 test(m
, "exec-ioschedulingclass-best-effort.service", 0, CLD_EXITED
);
314 static void test_exec_spec_interpolation(Manager
*m
) {
315 test(m
, "exec-spec-interpolation.service", 0, CLD_EXITED
);
318 static int run_tests(UnitFileScope scope
, test_function_t
*tests
) {
319 test_function_t
*test
= NULL
;
325 r
= manager_new(scope
, true, &m
);
326 if (MANAGER_SKIP_TEST(r
)) {
327 printf("Skipping test: manager_new: %s\n", strerror(-r
));
328 return EXIT_TEST_SKIP
;
331 assert_se(manager_startup(m
, NULL
, NULL
) >= 0);
333 for (test
= tests
; test
&& *test
; test
++)
341 int main(int argc
, char *argv
[]) {
342 test_function_t user_tests
[] = {
343 test_exec_workingdirectory
,
344 test_exec_personality
,
345 test_exec_ignoresigpipe
,
346 test_exec_privatetmp
,
347 test_exec_privatedevices
,
348 test_exec_privatenetwork
,
349 test_exec_systemcallfilter
,
350 test_exec_systemcallerrornumber
,
353 test_exec_environment
,
354 test_exec_environmentfile
,
355 test_exec_passenvironment
,
357 test_exec_runtimedirectory
,
358 test_exec_capabilityboundingset
,
359 test_exec_capabilityambientset
,
360 test_exec_oomscoreadjust
,
361 test_exec_ioschedulingclass
,
362 test_exec_spec_interpolation
,
365 test_function_t system_tests
[] = {
366 test_exec_systemcall_system_mode_with_user
,
371 log_parse_environment();
374 /* It is needed otherwise cgroup creation fails */
376 printf("Skipping test: not root\n");
377 return EXIT_TEST_SKIP
;
380 assert_se(setenv("XDG_RUNTIME_DIR", "/tmp/", 1) == 0);
381 assert_se(set_unit_path(TEST_DIR
"/test-execute/") >= 0);
383 /* Unset VAR1, VAR2 and VAR3 which are used in the PassEnvironment test
384 * cases, otherwise (and if they are present in the environment),
385 * `manager_default_environment` will copy them into the default
386 * environment which is passed to each created job, which will make the
387 * tests that expect those not to be present to fail.
389 assert_se(unsetenv("VAR1") == 0);
390 assert_se(unsetenv("VAR2") == 0);
391 assert_se(unsetenv("VAR3") == 0);
393 r
= run_tests(UNIT_FILE_USER
, user_tests
);
397 return run_tests(UNIT_FILE_SYSTEM
, system_tests
);