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d6c9574f | 1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
5cb5a6ff | 2 | |
a7334b09 LP |
3 | /*** |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2010 Lennart Poettering | |
7 | ||
8 | systemd is free software; you can redistribute it and/or modify it | |
5430f7f2 LP |
9 | under the terms of the GNU Lesser General Public License as published by |
10 | the Free Software Foundation; either version 2.1 of the License, or | |
a7334b09 LP |
11 | (at your option) any later version. |
12 | ||
13 | systemd is distributed in the hope that it will be useful, but | |
14 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
5430f7f2 | 16 | Lesser General Public License for more details. |
a7334b09 | 17 | |
5430f7f2 | 18 | You should have received a copy of the GNU Lesser General Public License |
a7334b09 LP |
19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. |
20 | ***/ | |
21 | ||
5cb5a6ff | 22 | #include <errno.h> |
b08d03ff | 23 | #include <stdio.h> |
ef734fd6 | 24 | #include <sys/epoll.h> |
e537352b | 25 | #include <signal.h> |
8d3ae2bd | 26 | #include <libmount.h> |
befb6d54 | 27 | #include <sys/inotify.h> |
5cb5a6ff | 28 | |
c17ec25e | 29 | #include "manager.h" |
87f0e418 | 30 | #include "unit.h" |
5cb5a6ff | 31 | #include "mount.h" |
b08d03ff | 32 | #include "log.h" |
20ad4cfd | 33 | #include "sd-messages.h" |
e537352b | 34 | #include "strv.h" |
49e942b2 | 35 | #include "mkdir.h" |
9eb977db | 36 | #include "path-util.h" |
e537352b | 37 | #include "mount-setup.h" |
9e2f7c11 | 38 | #include "unit-name.h" |
4139c1b2 | 39 | #include "dbus-mount.h" |
514f4ef5 | 40 | #include "special.h" |
9a57c629 | 41 | #include "exit-status.h" |
d15d0333 | 42 | #include "fstab-util.h" |
5cb5a6ff | 43 | |
7d54a03a LP |
44 | #define RETRY_UMOUNT_MAX 32 |
45 | ||
4e920142 ZJS |
46 | DEFINE_TRIVIAL_CLEANUP_FUNC(struct libmnt_table*, mnt_free_table); |
47 | DEFINE_TRIVIAL_CLEANUP_FUNC(struct libmnt_iter*, mnt_free_iter); | |
48 | ||
f50e0a01 LP |
49 | static const UnitActiveState state_translation_table[_MOUNT_STATE_MAX] = { |
50 | [MOUNT_DEAD] = UNIT_INACTIVE, | |
51 | [MOUNT_MOUNTING] = UNIT_ACTIVATING, | |
e537352b | 52 | [MOUNT_MOUNTING_DONE] = UNIT_ACTIVE, |
f50e0a01 | 53 | [MOUNT_MOUNTED] = UNIT_ACTIVE, |
032ff4af | 54 | [MOUNT_REMOUNTING] = UNIT_RELOADING, |
f50e0a01 | 55 | [MOUNT_UNMOUNTING] = UNIT_DEACTIVATING, |
e537352b LP |
56 | [MOUNT_MOUNTING_SIGTERM] = UNIT_DEACTIVATING, |
57 | [MOUNT_MOUNTING_SIGKILL] = UNIT_DEACTIVATING, | |
032ff4af LP |
58 | [MOUNT_REMOUNTING_SIGTERM] = UNIT_RELOADING, |
59 | [MOUNT_REMOUNTING_SIGKILL] = UNIT_RELOADING, | |
e537352b LP |
60 | [MOUNT_UNMOUNTING_SIGTERM] = UNIT_DEACTIVATING, |
61 | [MOUNT_UNMOUNTING_SIGKILL] = UNIT_DEACTIVATING, | |
fdf20a31 | 62 | [MOUNT_FAILED] = UNIT_FAILED |
f50e0a01 | 63 | }; |
5cb5a6ff | 64 | |
718db961 LP |
65 | static int mount_dispatch_timer(sd_event_source *source, usec_t usec, void *userdata); |
66 | static int mount_dispatch_io(sd_event_source *source, int fd, uint32_t revents, void *userdata); | |
67 | ||
affc3d83 | 68 | static bool mount_needs_network(const char *options, const char *fstype) { |
d15d0333 | 69 | if (fstab_test_option(options, "_netdev\0")) |
fc676b00 ZJS |
70 | return true; |
71 | ||
affc3d83 | 72 | if (fstype && fstype_is_network(fstype)) |
fc676b00 ZJS |
73 | return true; |
74 | ||
75 | return false; | |
76 | } | |
77 | ||
e6a7b9f4 | 78 | static bool mount_is_network(const MountParameters *p) { |
affc3d83 CL |
79 | assert(p); |
80 | ||
81 | return mount_needs_network(p->options, p->fstype); | |
82 | } | |
83 | ||
e6a7b9f4 | 84 | static bool mount_is_bind(const MountParameters *p) { |
fc676b00 ZJS |
85 | assert(p); |
86 | ||
d15d0333 | 87 | if (fstab_test_option(p->options, "bind\0" "rbind\0")) |
fc676b00 ZJS |
88 | return true; |
89 | ||
d15d0333 | 90 | if (p->fstype && STR_IN_SET(p->fstype, "bind", "rbind")) |
fc676b00 ZJS |
91 | return true; |
92 | ||
93 | return false; | |
94 | } | |
95 | ||
e6a7b9f4 | 96 | static bool mount_is_auto(const MountParameters *p) { |
fc676b00 ZJS |
97 | assert(p); |
98 | ||
d15d0333 | 99 | return !fstab_test_option(p->options, "noauto\0"); |
fc676b00 ZJS |
100 | } |
101 | ||
e6a7b9f4 | 102 | static bool needs_quota(const MountParameters *p) { |
fc676b00 ZJS |
103 | assert(p); |
104 | ||
105 | if (mount_is_network(p)) | |
106 | return false; | |
107 | ||
108 | if (mount_is_bind(p)) | |
109 | return false; | |
110 | ||
d15d0333 ZJS |
111 | return fstab_test_option(p->options, |
112 | "usrquota\0" "grpquota\0" "quota\0" "usrjquota\0" "grpjquota\0"); | |
fc676b00 ZJS |
113 | } |
114 | ||
a16e1123 LP |
115 | static void mount_init(Unit *u) { |
116 | Mount *m = MOUNT(u); | |
5cb5a6ff | 117 | |
a16e1123 | 118 | assert(u); |
ac155bb8 | 119 | assert(u->load_state == UNIT_STUB); |
a16e1123 | 120 | |
1f19a534 | 121 | m->timeout_usec = u->manager->default_timeout_start_usec; |
3e5235b0 LP |
122 | m->directory_mode = 0755; |
123 | ||
6b1dc2bd LP |
124 | if (unit_has_name(u, "-.mount")) { |
125 | /* Don't allow start/stop for root directory */ | |
5bcb0f2b LP |
126 | u->refuse_manual_start = true; |
127 | u->refuse_manual_stop = true; | |
6b1dc2bd LP |
128 | } else { |
129 | /* The stdio/kmsg bridge socket is on /, in order to avoid a | |
130 | * dep loop, don't use kmsg logging for -.mount */ | |
ac155bb8 MS |
131 | m->exec_context.std_output = u->manager->default_std_output; |
132 | m->exec_context.std_error = u->manager->default_std_error; | |
f6cebb3b | 133 | } |
c3686083 | 134 | |
a16e1123 LP |
135 | /* We need to make sure that /bin/mount is always called in |
136 | * the same process group as us, so that the autofs kernel | |
137 | * side doesn't send us another mount request while we are | |
138 | * already trying to comply its last one. */ | |
74922904 | 139 | m->exec_context.same_pgrp = true; |
8d567588 | 140 | |
a16e1123 | 141 | m->control_command_id = _MOUNT_EXEC_COMMAND_INVALID; |
c8f4d764 | 142 | |
5bcb0f2b | 143 | u->ignore_on_isolate = true; |
8d567588 LP |
144 | } |
145 | ||
718db961 LP |
146 | static int mount_arm_timer(Mount *m) { |
147 | int r; | |
148 | ||
149 | assert(m); | |
150 | ||
151 | if (m->timeout_usec <= 0) { | |
152 | m->timer_event_source = sd_event_source_unref(m->timer_event_source); | |
153 | return 0; | |
154 | } | |
155 | ||
156 | if (m->timer_event_source) { | |
157 | r = sd_event_source_set_time(m->timer_event_source, now(CLOCK_MONOTONIC) + m->timeout_usec); | |
158 | if (r < 0) | |
159 | return r; | |
160 | ||
161 | return sd_event_source_set_enabled(m->timer_event_source, SD_EVENT_ONESHOT); | |
162 | } | |
163 | ||
6a0f1f6d LP |
164 | return sd_event_add_time( |
165 | UNIT(m)->manager->event, | |
166 | &m->timer_event_source, | |
167 | CLOCK_MONOTONIC, | |
168 | now(CLOCK_MONOTONIC) + m->timeout_usec, 0, | |
169 | mount_dispatch_timer, m); | |
718db961 LP |
170 | } |
171 | ||
a16e1123 | 172 | static void mount_unwatch_control_pid(Mount *m) { |
5e94833f LP |
173 | assert(m); |
174 | ||
175 | if (m->control_pid <= 0) | |
176 | return; | |
177 | ||
178 | unit_unwatch_pid(UNIT(m), m->control_pid); | |
179 | m->control_pid = 0; | |
180 | } | |
181 | ||
e537352b LP |
182 | static void mount_parameters_done(MountParameters *p) { |
183 | assert(p); | |
184 | ||
185 | free(p->what); | |
186 | free(p->options); | |
187 | free(p->fstype); | |
188 | ||
189 | p->what = p->options = p->fstype = NULL; | |
190 | } | |
191 | ||
87f0e418 | 192 | static void mount_done(Unit *u) { |
ef734fd6 | 193 | Mount *m = MOUNT(u); |
034c6ed7 | 194 | |
ef734fd6 | 195 | assert(m); |
034c6ed7 | 196 | |
e537352b LP |
197 | free(m->where); |
198 | m->where = NULL; | |
f50e0a01 | 199 | |
e537352b LP |
200 | mount_parameters_done(&m->parameters_proc_self_mountinfo); |
201 | mount_parameters_done(&m->parameters_fragment); | |
ef734fd6 | 202 | |
613b411c | 203 | m->exec_runtime = exec_runtime_unref(m->exec_runtime); |
e537352b LP |
204 | exec_command_done_array(m->exec_command, _MOUNT_EXEC_COMMAND_MAX); |
205 | m->control_command = NULL; | |
f50e0a01 | 206 | |
a16e1123 | 207 | mount_unwatch_control_pid(m); |
f50e0a01 | 208 | |
718db961 | 209 | m->timer_event_source = sd_event_source_unref(m->timer_event_source); |
f50e0a01 LP |
210 | } |
211 | ||
44a6b1b6 | 212 | _pure_ static MountParameters* get_mount_parameters_fragment(Mount *m) { |
cb39ed3f LP |
213 | assert(m); |
214 | ||
215 | if (m->from_fragment) | |
216 | return &m->parameters_fragment; | |
cb39ed3f LP |
217 | |
218 | return NULL; | |
219 | } | |
220 | ||
44a6b1b6 | 221 | _pure_ static MountParameters* get_mount_parameters(Mount *m) { |
cb39ed3f LP |
222 | assert(m); |
223 | ||
224 | if (m->from_proc_self_mountinfo) | |
225 | return &m->parameters_proc_self_mountinfo; | |
226 | ||
6b1dc2bd | 227 | return get_mount_parameters_fragment(m); |
cb39ed3f LP |
228 | } |
229 | ||
6e2ef85b | 230 | static int mount_add_mount_links(Mount *m) { |
a57f7e2c | 231 | _cleanup_free_ char *parent = NULL; |
5c78d8e2 | 232 | MountParameters *pm; |
ac155bb8 | 233 | Unit *other; |
a57f7e2c LP |
234 | Iterator i; |
235 | Set *s; | |
b08d03ff LP |
236 | int r; |
237 | ||
6e2ef85b | 238 | assert(m); |
b08d03ff | 239 | |
a57f7e2c LP |
240 | if (!path_equal(m->where, "/")) { |
241 | /* Adds in links to other mount points that might lie further | |
242 | * up in the hierarchy */ | |
243 | r = path_get_parent(m->where, &parent); | |
4f0eedb7 | 244 | if (r < 0) |
6e2ef85b | 245 | return r; |
01f78473 | 246 | |
a57f7e2c | 247 | r = unit_require_mounts_for(UNIT(m), parent); |
4f0eedb7 | 248 | if (r < 0) |
01f78473 | 249 | return r; |
4f0eedb7 | 250 | } |
01f78473 | 251 | |
a57f7e2c LP |
252 | /* Adds in links to other mount points that might be needed |
253 | * for the source path (if this is a bind mount) to be | |
254 | * available. */ | |
255 | pm = get_mount_parameters_fragment(m); | |
fc676b00 ZJS |
256 | if (pm && pm->what && |
257 | path_is_absolute(pm->what) && | |
258 | !mount_is_network(pm)) { | |
259 | ||
a57f7e2c | 260 | r = unit_require_mounts_for(UNIT(m), pm->what); |
4f0eedb7 | 261 | if (r < 0) |
6e2ef85b | 262 | return r; |
4f0eedb7 | 263 | } |
b08d03ff | 264 | |
a57f7e2c LP |
265 | /* Adds in links to other units that use this path or paths |
266 | * further down in the hierarchy */ | |
267 | s = manager_get_units_requiring_mounts_for(UNIT(m)->manager, m->where); | |
268 | SET_FOREACH(other, s, i) { | |
b08d03ff | 269 | |
a57f7e2c LP |
270 | if (other->load_state != UNIT_LOADED) |
271 | continue; | |
b08d03ff | 272 | |
a57f7e2c LP |
273 | if (other == UNIT(m)) |
274 | continue; | |
b08d03ff | 275 | |
a57f7e2c | 276 | r = unit_add_dependency(other, UNIT_AFTER, UNIT(m), true); |
4f0eedb7 | 277 | if (r < 0) |
6e2ef85b | 278 | return r; |
b08d03ff | 279 | |
a57f7e2c LP |
280 | if (UNIT(m)->fragment_path) { |
281 | /* If we have fragment configuration, then make this dependency required */ | |
282 | r = unit_add_dependency(other, UNIT_REQUIRES, UNIT(m), true); | |
283 | if (r < 0) | |
284 | return r; | |
285 | } | |
7c8fa05c LP |
286 | } |
287 | ||
288 | return 0; | |
289 | } | |
290 | ||
173a8d04 LP |
291 | static int mount_add_device_links(Mount *m) { |
292 | MountParameters *p; | |
5073f89f | 293 | bool device_wants_mount = false; |
9fff8a1f | 294 | int r; |
173a8d04 LP |
295 | |
296 | assert(m); | |
297 | ||
06e97888 | 298 | p = get_mount_parameters(m); |
6b1dc2bd | 299 | if (!p) |
173a8d04 LP |
300 | return 0; |
301 | ||
9fff8a1f | 302 | if (!p->what) |
173a8d04 | 303 | return 0; |
5c78d8e2 | 304 | |
dd144c63 LP |
305 | if (mount_is_bind(p)) |
306 | return 0; | |
307 | ||
308 | if (!is_device_path(p->what)) | |
309 | return 0; | |
310 | ||
311 | if (path_equal(m->where, "/")) | |
312 | return 0; | |
313 | ||
5073f89f TG |
314 | if (mount_is_auto(p) && UNIT(m)->manager->running_as == SYSTEMD_SYSTEM) |
315 | device_wants_mount = true; | |
316 | ||
317 | r = unit_add_node_link(UNIT(m), p->what, device_wants_mount); | |
dd144c63 LP |
318 | if (r < 0) |
319 | return r; | |
9fff8a1f | 320 | |
9fff8a1f | 321 | return 0; |
173a8d04 LP |
322 | } |
323 | ||
6b1dc2bd LP |
324 | static int mount_add_quota_links(Mount *m) { |
325 | int r; | |
326 | MountParameters *p; | |
327 | ||
328 | assert(m); | |
329 | ||
67445f4e | 330 | if (UNIT(m)->manager->running_as != SYSTEMD_SYSTEM) |
6b1dc2bd LP |
331 | return 0; |
332 | ||
333 | p = get_mount_parameters_fragment(m); | |
334 | if (!p) | |
335 | return 0; | |
336 | ||
337 | if (!needs_quota(p)) | |
338 | return 0; | |
339 | ||
340 | r = unit_add_two_dependencies_by_name(UNIT(m), UNIT_BEFORE, UNIT_WANTS, SPECIAL_QUOTACHECK_SERVICE, NULL, true); | |
341 | if (r < 0) | |
342 | return r; | |
343 | ||
344 | r = unit_add_two_dependencies_by_name(UNIT(m), UNIT_BEFORE, UNIT_WANTS, SPECIAL_QUOTAON_SERVICE, NULL, true); | |
345 | if (r < 0) | |
346 | return r; | |
347 | ||
348 | return 0; | |
349 | } | |
350 | ||
88ac30a1 TG |
351 | static bool should_umount(Mount *m) { |
352 | MountParameters *p; | |
353 | ||
354 | if (path_equal(m->where, "/") || | |
355 | path_equal(m->where, "/usr")) | |
356 | return false; | |
357 | ||
358 | p = get_mount_parameters(m); | |
d15d0333 | 359 | if (p && fstab_test_option(p->options, "x-initrd.mount\0") && |
88ac30a1 TG |
360 | !in_initrd()) |
361 | return false; | |
362 | ||
363 | return true; | |
364 | } | |
365 | ||
2edd4434 | 366 | static int mount_add_default_dependencies(Mount *m) { |
0c17fbce | 367 | const char *after, *after2, *online; |
9ddc4a26 | 368 | MountParameters *p; |
0c17fbce | 369 | int r; |
2edd4434 LP |
370 | |
371 | assert(m); | |
372 | ||
67445f4e | 373 | if (UNIT(m)->manager->running_as != SYSTEMD_SYSTEM) |
9ddc4a26 | 374 | return 0; |
cb39ed3f | 375 | |
874d3404 LP |
376 | /* We do not add any default dependencies to / and /usr, since |
377 | * they are guaranteed to stay mounted the whole time, since | |
378 | * our system is on it. Also, don't bother with anything | |
379 | * mounted below virtual file systems, it's also going to be | |
380 | * virtual, and hence not worth the effort. */ | |
381 | if (path_equal(m->where, "/") || | |
382 | path_equal(m->where, "/usr") || | |
383 | path_startswith(m->where, "/proc") || | |
384 | path_startswith(m->where, "/sys") || | |
385 | path_startswith(m->where, "/dev")) | |
6b1dc2bd | 386 | return 0; |
2edd4434 | 387 | |
874d3404 LP |
388 | p = get_mount_parameters(m); |
389 | if (!p) | |
6b1dc2bd LP |
390 | return 0; |
391 | ||
e8d2f6cd | 392 | if (mount_is_network(p)) { |
6b1dc2bd | 393 | after = SPECIAL_REMOTE_FS_PRE_TARGET; |
a63a5c46 | 394 | after2 = SPECIAL_NETWORK_TARGET; |
0c17fbce | 395 | online = SPECIAL_NETWORK_ONLINE_TARGET; |
e8d2f6cd | 396 | } else { |
6b1dc2bd | 397 | after = SPECIAL_LOCAL_FS_PRE_TARGET; |
a63a5c46 | 398 | after2 = NULL; |
0c17fbce | 399 | online = NULL; |
e8d2f6cd | 400 | } |
6b1dc2bd | 401 | |
e8d2f6cd | 402 | r = unit_add_dependency_by_name(UNIT(m), UNIT_AFTER, after, NULL, true); |
6b1dc2bd LP |
403 | if (r < 0) |
404 | return r; | |
405 | ||
a63a5c46 LP |
406 | if (after2) { |
407 | r = unit_add_dependency_by_name(UNIT(m), UNIT_AFTER, after2, NULL, true); | |
408 | if (r < 0) | |
409 | return r; | |
410 | } | |
411 | ||
0c17fbce LP |
412 | if (online) { |
413 | r = unit_add_two_dependencies_by_name(UNIT(m), UNIT_WANTS, UNIT_AFTER, online, NULL, true); | |
e8d2f6cd LP |
414 | if (r < 0) |
415 | return r; | |
416 | } | |
417 | ||
88ac30a1 TG |
418 | if (should_umount(m)) { |
419 | r = unit_add_two_dependencies_by_name(UNIT(m), UNIT_BEFORE, UNIT_CONFLICTS, SPECIAL_UMOUNT_TARGET, NULL, true); | |
420 | if (r < 0) | |
421 | return r; | |
422 | } | |
2edd4434 LP |
423 | |
424 | return 0; | |
425 | } | |
426 | ||
8d567588 | 427 | static int mount_verify(Mount *m) { |
a57f7e2c | 428 | _cleanup_free_ char *e = NULL; |
8d567588 | 429 | bool b; |
a57f7e2c | 430 | |
8d567588 LP |
431 | assert(m); |
432 | ||
1124fe6f | 433 | if (UNIT(m)->load_state != UNIT_LOADED) |
8d567588 LP |
434 | return 0; |
435 | ||
6b1dc2bd | 436 | if (!m->from_fragment && !m->from_proc_self_mountinfo) |
8cbef760 LP |
437 | return -ENOENT; |
438 | ||
a57f7e2c LP |
439 | e = unit_name_from_path(m->where, ".mount"); |
440 | if (!e) | |
8d567588 LP |
441 | return -ENOMEM; |
442 | ||
443 | b = unit_has_name(UNIT(m), e); | |
8d567588 | 444 | if (!b) { |
79008bdd | 445 | log_unit_error(UNIT(m)->id, "%s's Where= setting doesn't match unit name. Refusing.", UNIT(m)->id); |
8d567588 LP |
446 | return -EINVAL; |
447 | } | |
448 | ||
33ff02c9 | 449 | if (mount_point_is_api(m->where) || mount_point_ignore(m->where)) { |
79008bdd | 450 | log_unit_error(UNIT(m)->id, "Cannot create mount unit for API file system %s. Refusing.", m->where); |
33ff02c9 LP |
451 | return -EINVAL; |
452 | } | |
453 | ||
1124fe6f | 454 | if (UNIT(m)->fragment_path && !m->parameters_fragment.what) { |
79008bdd | 455 | log_unit_error(UNIT(m)->id, "%s's What setting is missing. Refusing.", UNIT(m)->id); |
4e85aff4 LP |
456 | return -EBADMSG; |
457 | } | |
458 | ||
4819ff03 | 459 | if (m->exec_context.pam_name && m->kill_context.kill_mode != KILL_CONTROL_GROUP) { |
79008bdd | 460 | log_unit_error(UNIT(m)->id, "%s has PAM enabled. Kill mode must be set to control-group'. Refusing.",UNIT(m)->id); |
4d0e5dbd LP |
461 | return -EINVAL; |
462 | } | |
463 | ||
8d567588 LP |
464 | return 0; |
465 | } | |
466 | ||
1a4ac875 MS |
467 | static int mount_add_extras(Mount *m) { |
468 | Unit *u = UNIT(m); | |
e537352b LP |
469 | int r; |
470 | ||
e821075a LP |
471 | assert(m); |
472 | ||
473 | if (u->fragment_path) | |
1a4ac875 | 474 | m->from_fragment = true; |
e537352b | 475 | |
1a4ac875 MS |
476 | if (!m->where) { |
477 | m->where = unit_name_to_path(u->id); | |
a16e1123 | 478 | if (!m->where) |
1a4ac875 MS |
479 | return -ENOMEM; |
480 | } | |
a16e1123 | 481 | |
1a4ac875 | 482 | path_kill_slashes(m->where); |
e537352b | 483 | |
e821075a | 484 | if (!u->description) { |
1a4ac875 MS |
485 | r = unit_set_description(u, m->where); |
486 | if (r < 0) | |
173a8d04 | 487 | return r; |
1a4ac875 | 488 | } |
6e2ef85b | 489 | |
1a4ac875 MS |
490 | r = mount_add_device_links(m); |
491 | if (r < 0) | |
492 | return r; | |
6e2ef85b | 493 | |
1a4ac875 MS |
494 | r = mount_add_mount_links(m); |
495 | if (r < 0) | |
496 | return r; | |
6e2ef85b | 497 | |
1a4ac875 MS |
498 | r = mount_add_quota_links(m); |
499 | if (r < 0) | |
500 | return r; | |
e537352b | 501 | |
598459ce LP |
502 | r = unit_patch_contexts(u); |
503 | if (r < 0) | |
504 | return r; | |
4e67ddd6 | 505 | |
598459ce | 506 | r = unit_add_exec_dependencies(u, &m->exec_context); |
a016b922 LP |
507 | if (r < 0) |
508 | return r; | |
509 | ||
598459ce | 510 | r = unit_add_default_slice(u, &m->cgroup_context); |
1a4ac875 MS |
511 | if (r < 0) |
512 | return r; | |
513 | ||
598459ce LP |
514 | if (u->default_dependencies) { |
515 | r = mount_add_default_dependencies(m); | |
516 | if (r < 0) | |
517 | return r; | |
518 | } | |
519 | ||
1a4ac875 MS |
520 | return 0; |
521 | } | |
522 | ||
523 | static int mount_load(Unit *u) { | |
524 | Mount *m = MOUNT(u); | |
525 | int r; | |
526 | ||
527 | assert(u); | |
528 | assert(u->load_state == UNIT_STUB); | |
529 | ||
8eba616f MS |
530 | if (m->from_proc_self_mountinfo) |
531 | r = unit_load_fragment_and_dropin_optional(u); | |
532 | else | |
533 | r = unit_load_fragment_and_dropin(u); | |
534 | ||
1a4ac875 MS |
535 | if (r < 0) |
536 | return r; | |
155da457 | 537 | |
1a4ac875 MS |
538 | /* This is a new unit? Then let's add in some extras */ |
539 | if (u->load_state == UNIT_LOADED) { | |
540 | r = mount_add_extras(m); | |
541 | if (r < 0) | |
542 | return r; | |
e537352b LP |
543 | } |
544 | ||
8d567588 | 545 | return mount_verify(m); |
e537352b LP |
546 | } |
547 | ||
a16e1123 LP |
548 | static int mount_notify_automount(Mount *m, int status) { |
549 | Unit *p; | |
550 | int r; | |
57020a3a | 551 | Iterator i; |
a16e1123 LP |
552 | |
553 | assert(m); | |
554 | ||
1124fe6f | 555 | SET_FOREACH(p, UNIT(m)->dependencies[UNIT_TRIGGERED_BY], i) |
ac155bb8 | 556 | if (p->type == UNIT_AUTOMOUNT) { |
57020a3a LP |
557 | r = automount_send_ready(AUTOMOUNT(p), status); |
558 | if (r < 0) | |
559 | return r; | |
560 | } | |
a16e1123 | 561 | |
57020a3a | 562 | return 0; |
a16e1123 LP |
563 | } |
564 | ||
e537352b LP |
565 | static void mount_set_state(Mount *m, MountState state) { |
566 | MountState old_state; | |
567 | assert(m); | |
568 | ||
569 | old_state = m->state; | |
570 | m->state = state; | |
571 | ||
572 | if (state != MOUNT_MOUNTING && | |
573 | state != MOUNT_MOUNTING_DONE && | |
574 | state != MOUNT_REMOUNTING && | |
575 | state != MOUNT_UNMOUNTING && | |
576 | state != MOUNT_MOUNTING_SIGTERM && | |
577 | state != MOUNT_MOUNTING_SIGKILL && | |
578 | state != MOUNT_UNMOUNTING_SIGTERM && | |
579 | state != MOUNT_UNMOUNTING_SIGKILL && | |
580 | state != MOUNT_REMOUNTING_SIGTERM && | |
581 | state != MOUNT_REMOUNTING_SIGKILL) { | |
718db961 | 582 | m->timer_event_source = sd_event_source_unref(m->timer_event_source); |
a16e1123 | 583 | mount_unwatch_control_pid(m); |
e537352b | 584 | m->control_command = NULL; |
a16e1123 | 585 | m->control_command_id = _MOUNT_EXEC_COMMAND_INVALID; |
e537352b LP |
586 | } |
587 | ||
8d567588 LP |
588 | if (state == MOUNT_MOUNTED || |
589 | state == MOUNT_REMOUNTING) | |
590 | mount_notify_automount(m, 0); | |
591 | else if (state == MOUNT_DEAD || | |
592 | state == MOUNT_UNMOUNTING || | |
593 | state == MOUNT_MOUNTING_SIGTERM || | |
594 | state == MOUNT_MOUNTING_SIGKILL || | |
595 | state == MOUNT_REMOUNTING_SIGTERM || | |
596 | state == MOUNT_REMOUNTING_SIGKILL || | |
597 | state == MOUNT_UNMOUNTING_SIGTERM || | |
598 | state == MOUNT_UNMOUNTING_SIGKILL || | |
36fcd77e | 599 | state == MOUNT_FAILED) { |
b929bf04 TA |
600 | if (state != old_state) |
601 | mount_notify_automount(m, -ENODEV); | |
602 | } | |
8d567588 | 603 | |
e537352b | 604 | if (state != old_state) |
79008bdd | 605 | log_unit_debug(UNIT(m)->id, |
66870f90 ZJS |
606 | "%s changed %s -> %s", |
607 | UNIT(m)->id, | |
608 | mount_state_to_string(old_state), | |
609 | mount_state_to_string(state)); | |
e537352b | 610 | |
9d2f5178 LP |
611 | unit_notify(UNIT(m), state_translation_table[old_state], state_translation_table[state], m->reload_result == MOUNT_SUCCESS); |
612 | m->reload_result = MOUNT_SUCCESS; | |
e537352b LP |
613 | } |
614 | ||
615 | static int mount_coldplug(Unit *u) { | |
616 | Mount *m = MOUNT(u); | |
a16e1123 LP |
617 | MountState new_state = MOUNT_DEAD; |
618 | int r; | |
e537352b LP |
619 | |
620 | assert(m); | |
621 | assert(m->state == MOUNT_DEAD); | |
622 | ||
a16e1123 LP |
623 | if (m->deserialized_state != m->state) |
624 | new_state = m->deserialized_state; | |
625 | else if (m->from_proc_self_mountinfo) | |
626 | new_state = MOUNT_MOUNTED; | |
e537352b | 627 | |
5bcb0f2b LP |
628 | if (new_state == m->state) |
629 | return 0; | |
e537352b | 630 | |
5bcb0f2b LP |
631 | if (new_state == MOUNT_MOUNTING || |
632 | new_state == MOUNT_MOUNTING_DONE || | |
633 | new_state == MOUNT_REMOUNTING || | |
634 | new_state == MOUNT_UNMOUNTING || | |
635 | new_state == MOUNT_MOUNTING_SIGTERM || | |
636 | new_state == MOUNT_MOUNTING_SIGKILL || | |
637 | new_state == MOUNT_UNMOUNTING_SIGTERM || | |
638 | new_state == MOUNT_UNMOUNTING_SIGKILL || | |
639 | new_state == MOUNT_REMOUNTING_SIGTERM || | |
640 | new_state == MOUNT_REMOUNTING_SIGKILL) { | |
641 | ||
642 | if (m->control_pid <= 0) | |
643 | return -EBADMSG; | |
644 | ||
645 | r = unit_watch_pid(UNIT(m), m->control_pid); | |
646 | if (r < 0) | |
647 | return r; | |
e537352b | 648 | |
5bcb0f2b LP |
649 | r = mount_arm_timer(m); |
650 | if (r < 0) | |
651 | return r; | |
a16e1123 | 652 | } |
e537352b | 653 | |
5bcb0f2b | 654 | mount_set_state(m, new_state); |
e537352b | 655 | return 0; |
e537352b LP |
656 | } |
657 | ||
658 | static void mount_dump(Unit *u, FILE *f, const char *prefix) { | |
659 | Mount *m = MOUNT(u); | |
660 | MountParameters *p; | |
661 | ||
662 | assert(m); | |
663 | assert(f); | |
664 | ||
cb39ed3f | 665 | p = get_mount_parameters(m); |
e537352b LP |
666 | |
667 | fprintf(f, | |
668 | "%sMount State: %s\n" | |
81a5c6d0 | 669 | "%sResult: %s\n" |
e537352b LP |
670 | "%sWhere: %s\n" |
671 | "%sWhat: %s\n" | |
672 | "%sFile System Type: %s\n" | |
673 | "%sOptions: %s\n" | |
e537352b LP |
674 | "%sFrom /proc/self/mountinfo: %s\n" |
675 | "%sFrom fragment: %s\n" | |
3e5235b0 | 676 | "%sDirectoryMode: %04o\n", |
a16e1123 | 677 | prefix, mount_state_to_string(m->state), |
81a5c6d0 | 678 | prefix, mount_result_to_string(m->result), |
e537352b | 679 | prefix, m->where, |
1e4fc9b1 HH |
680 | prefix, p ? strna(p->what) : "n/a", |
681 | prefix, p ? strna(p->fstype) : "n/a", | |
682 | prefix, p ? strna(p->options) : "n/a", | |
e537352b LP |
683 | prefix, yes_no(m->from_proc_self_mountinfo), |
684 | prefix, yes_no(m->from_fragment), | |
3e5235b0 | 685 | prefix, m->directory_mode); |
e537352b LP |
686 | |
687 | if (m->control_pid > 0) | |
688 | fprintf(f, | |
ccd06097 ZJS |
689 | "%sControl PID: "PID_FMT"\n", |
690 | prefix, m->control_pid); | |
e537352b LP |
691 | |
692 | exec_context_dump(&m->exec_context, f, prefix); | |
4819ff03 | 693 | kill_context_dump(&m->kill_context, f, prefix); |
e537352b LP |
694 | } |
695 | ||
a16e1123 LP |
696 | static int mount_spawn(Mount *m, ExecCommand *c, pid_t *_pid) { |
697 | pid_t pid; | |
698 | int r; | |
9fa95f85 DM |
699 | ExecParameters exec_params = { |
700 | .apply_permissions = true, | |
701 | .apply_chroot = true, | |
702 | .apply_tty_stdin = true, | |
703 | }; | |
a16e1123 LP |
704 | |
705 | assert(m); | |
706 | assert(c); | |
707 | assert(_pid); | |
708 | ||
5ad096b3 LP |
709 | (void) unit_realize_cgroup(UNIT(m)); |
710 | if (m->reset_cpu_usage) { | |
711 | (void) unit_reset_cpu_usage(UNIT(m)); | |
712 | m->reset_cpu_usage = false; | |
713 | } | |
4ad49000 | 714 | |
613b411c LP |
715 | r = unit_setup_exec_runtime(UNIT(m)); |
716 | if (r < 0) | |
717 | goto fail; | |
718 | ||
718db961 | 719 | r = mount_arm_timer(m); |
36697dc0 | 720 | if (r < 0) |
a16e1123 LP |
721 | goto fail; |
722 | ||
9fa95f85 DM |
723 | exec_params.environment = UNIT(m)->manager->environment; |
724 | exec_params.confirm_spawn = UNIT(m)->manager->confirm_spawn; | |
725 | exec_params.cgroup_supported = UNIT(m)->manager->cgroup_supported; | |
726 | exec_params.cgroup_path = UNIT(m)->cgroup_path; | |
a931ad47 | 727 | exec_params.cgroup_delegate = m->cgroup_context.delegate; |
9fa95f85 DM |
728 | exec_params.runtime_prefix = manager_get_runtime_prefix(UNIT(m)->manager); |
729 | exec_params.unit_id = UNIT(m)->id; | |
730 | ||
4ad49000 | 731 | r = exec_spawn(c, |
4ad49000 | 732 | &m->exec_context, |
9fa95f85 | 733 | &exec_params, |
613b411c | 734 | m->exec_runtime, |
4ad49000 LP |
735 | &pid); |
736 | if (r < 0) | |
a16e1123 LP |
737 | goto fail; |
738 | ||
4ad49000 LP |
739 | r = unit_watch_pid(UNIT(m), pid); |
740 | if (r < 0) | |
a16e1123 LP |
741 | /* FIXME: we need to do something here */ |
742 | goto fail; | |
743 | ||
744 | *_pid = pid; | |
745 | ||
746 | return 0; | |
747 | ||
748 | fail: | |
718db961 | 749 | m->timer_event_source = sd_event_source_unref(m->timer_event_source); |
a16e1123 LP |
750 | |
751 | return r; | |
752 | } | |
753 | ||
9d2f5178 | 754 | static void mount_enter_dead(Mount *m, MountResult f) { |
e537352b LP |
755 | assert(m); |
756 | ||
9d2f5178 LP |
757 | if (f != MOUNT_SUCCESS) |
758 | m->result = f; | |
e537352b | 759 | |
613b411c LP |
760 | exec_runtime_destroy(m->exec_runtime); |
761 | m->exec_runtime = exec_runtime_unref(m->exec_runtime); | |
762 | ||
e66cf1a3 LP |
763 | exec_context_destroy_runtime_directory(&m->exec_context, manager_get_runtime_prefix(UNIT(m)->manager)); |
764 | ||
9d2f5178 | 765 | mount_set_state(m, m->result != MOUNT_SUCCESS ? MOUNT_FAILED : MOUNT_DEAD); |
e537352b LP |
766 | } |
767 | ||
9d2f5178 | 768 | static void mount_enter_mounted(Mount *m, MountResult f) { |
80876c20 LP |
769 | assert(m); |
770 | ||
9d2f5178 LP |
771 | if (f != MOUNT_SUCCESS) |
772 | m->result = f; | |
80876c20 LP |
773 | |
774 | mount_set_state(m, MOUNT_MOUNTED); | |
775 | } | |
776 | ||
9d2f5178 | 777 | static void mount_enter_signal(Mount *m, MountState state, MountResult f) { |
e537352b LP |
778 | int r; |
779 | ||
780 | assert(m); | |
781 | ||
9d2f5178 LP |
782 | if (f != MOUNT_SUCCESS) |
783 | m->result = f; | |
e537352b | 784 | |
cd2086fe LP |
785 | r = unit_kill_context( |
786 | UNIT(m), | |
787 | &m->kill_context, | |
db2cb23b UTL |
788 | (state != MOUNT_MOUNTING_SIGTERM && state != MOUNT_UNMOUNTING_SIGTERM && state != MOUNT_REMOUNTING_SIGTERM) ? |
789 | KILL_KILL : KILL_TERMINATE, | |
cd2086fe LP |
790 | -1, |
791 | m->control_pid, | |
792 | false); | |
793 | if (r < 0) | |
794 | goto fail; | |
e537352b | 795 | |
cd2086fe | 796 | if (r > 0) { |
718db961 | 797 | r = mount_arm_timer(m); |
36697dc0 | 798 | if (r < 0) |
80876c20 | 799 | goto fail; |
e537352b | 800 | |
80876c20 | 801 | mount_set_state(m, state); |
ac84d1fb LP |
802 | } else if (state == MOUNT_REMOUNTING_SIGTERM) |
803 | mount_enter_signal(m, MOUNT_REMOUNTING_SIGKILL, MOUNT_SUCCESS); | |
804 | else if (state == MOUNT_REMOUNTING_SIGKILL) | |
9d2f5178 | 805 | mount_enter_mounted(m, MOUNT_SUCCESS); |
ac84d1fb LP |
806 | else if (state == MOUNT_MOUNTING_SIGTERM) |
807 | mount_enter_signal(m, MOUNT_MOUNTING_SIGKILL, MOUNT_SUCCESS); | |
808 | else if (state == MOUNT_UNMOUNTING_SIGTERM) | |
809 | mount_enter_signal(m, MOUNT_UNMOUNTING_SIGKILL, MOUNT_SUCCESS); | |
80876c20 | 810 | else |
9d2f5178 | 811 | mount_enter_dead(m, MOUNT_SUCCESS); |
e537352b LP |
812 | |
813 | return; | |
814 | ||
815 | fail: | |
79008bdd | 816 | log_unit_warning(UNIT(m)->id, |
66870f90 | 817 | "%s failed to kill processes: %s", UNIT(m)->id, strerror(-r)); |
e537352b | 818 | |
80876c20 | 819 | if (state == MOUNT_REMOUNTING_SIGTERM || state == MOUNT_REMOUNTING_SIGKILL) |
9d2f5178 | 820 | mount_enter_mounted(m, MOUNT_FAILURE_RESOURCES); |
80876c20 | 821 | else |
9d2f5178 | 822 | mount_enter_dead(m, MOUNT_FAILURE_RESOURCES); |
e537352b LP |
823 | } |
824 | ||
20ad4cfd | 825 | void warn_if_dir_nonempty(const char *unit, const char* where) { |
056edeb9 ZJS |
826 | int r; |
827 | ||
cd2086fe LP |
828 | assert(unit); |
829 | assert(where); | |
830 | ||
056edeb9 ZJS |
831 | r = dir_is_empty(where); |
832 | if (r > 0) | |
20ad4cfd | 833 | return; |
056edeb9 | 834 | else if (r == 0) |
e2cc6eca LP |
835 | log_unit_struct(unit, |
836 | LOG_NOTICE, | |
837 | LOG_MESSAGE_ID(SD_MESSAGE_OVERMOUNTING), | |
838 | LOG_MESSAGE("%s: Directory %s to mount over is not empty, mounting anyway.", | |
839 | unit, where), | |
056edeb9 | 840 | "WHERE=%s", where, |
056edeb9 ZJS |
841 | NULL); |
842 | else | |
79008bdd | 843 | log_unit_warning(unit, |
056edeb9 ZJS |
844 | "MESSAGE=Failed to check directory %s: %s", |
845 | where, strerror(-r)); | |
20ad4cfd ZJS |
846 | } |
847 | ||
5261ba90 TT |
848 | static int fail_if_symlink(const char *unit, const char* where) { |
849 | assert(where); | |
850 | ||
851 | if (is_symlink(where) > 0) { | |
e2cc6eca LP |
852 | log_unit_struct(unit, |
853 | LOG_ERR, | |
854 | LOG_MESSAGE_ID(SD_MESSAGE_OVERMOUNTING), | |
855 | LOG_MESSAGE("%s: Mount on symlink %s not allowed.", | |
856 | unit, where), | |
5261ba90 | 857 | "WHERE=%s", where, |
5261ba90 TT |
858 | NULL); |
859 | ||
860 | return -ELOOP; | |
861 | } | |
862 | return 0; | |
863 | } | |
864 | ||
9d2f5178 | 865 | static void mount_enter_unmounting(Mount *m) { |
e537352b LP |
866 | int r; |
867 | ||
868 | assert(m); | |
869 | ||
7d54a03a LP |
870 | /* Start counting our attempts */ |
871 | if (!IN_SET(m->state, | |
872 | MOUNT_UNMOUNTING, | |
873 | MOUNT_UNMOUNTING_SIGTERM, | |
874 | MOUNT_UNMOUNTING_SIGKILL)) | |
875 | m->n_retry_umount = 0; | |
876 | ||
a16e1123 LP |
877 | m->control_command_id = MOUNT_EXEC_UNMOUNT; |
878 | m->control_command = m->exec_command + MOUNT_EXEC_UNMOUNT; | |
e537352b | 879 | |
e86b3761 ZJS |
880 | r = exec_command_set(m->control_command, "/bin/umount", m->where, NULL); |
881 | if (r >= 0 && UNIT(m)->manager->running_as == SYSTEMD_SYSTEM) | |
882 | r = exec_command_append(m->control_command, "-n", NULL); | |
7d54a03a | 883 | if (r < 0) |
e537352b LP |
884 | goto fail; |
885 | ||
a16e1123 | 886 | mount_unwatch_control_pid(m); |
5e94833f | 887 | |
7d54a03a LP |
888 | r = mount_spawn(m, m->control_command, &m->control_pid); |
889 | if (r < 0) | |
e537352b LP |
890 | goto fail; |
891 | ||
892 | mount_set_state(m, MOUNT_UNMOUNTING); | |
893 | ||
894 | return; | |
895 | ||
896 | fail: | |
79008bdd | 897 | log_unit_warning(UNIT(m)->id, |
66870f90 ZJS |
898 | "%s failed to run 'umount' task: %s", |
899 | UNIT(m)->id, strerror(-r)); | |
9d2f5178 | 900 | mount_enter_mounted(m, MOUNT_FAILURE_RESOURCES); |
e537352b LP |
901 | } |
902 | ||
8d567588 | 903 | static void mount_enter_mounting(Mount *m) { |
e537352b | 904 | int r; |
cb39ed3f | 905 | MountParameters *p; |
e537352b LP |
906 | |
907 | assert(m); | |
908 | ||
a16e1123 LP |
909 | m->control_command_id = MOUNT_EXEC_MOUNT; |
910 | m->control_command = m->exec_command + MOUNT_EXEC_MOUNT; | |
e537352b | 911 | |
d2e54fae | 912 | mkdir_p_label(m->where, m->directory_mode); |
3e5235b0 | 913 | |
20ad4cfd | 914 | warn_if_dir_nonempty(m->meta.id, m->where); |
257f1d8e | 915 | |
cb39ed3f | 916 | /* Create the source directory for bind-mounts if needed */ |
6b1dc2bd | 917 | p = get_mount_parameters_fragment(m); |
cb39ed3f | 918 | if (p && mount_is_bind(p)) |
d2e54fae | 919 | mkdir_p_label(p->what, m->directory_mode); |
2b583ce6 | 920 | |
5261ba90 TT |
921 | r = fail_if_symlink(m->meta.id, m->where); |
922 | if (r < 0) | |
923 | goto fail; | |
924 | ||
e86b3761 | 925 | if (m->from_fragment) { |
17a1c597 ZJS |
926 | _cleanup_free_ char *opts = NULL; |
927 | ||
928 | r = fstab_filter_options(m->parameters_fragment.options, | |
76c37ab6 | 929 | "nofail\0" "noauto\0" "auto\0", NULL, NULL, &opts); |
17a1c597 ZJS |
930 | if (r < 0) |
931 | goto fail; | |
932 | ||
e86b3761 ZJS |
933 | r = exec_command_set(m->control_command, "/bin/mount", |
934 | m->parameters_fragment.what, m->where, NULL); | |
935 | if (r >= 0 && UNIT(m)->manager->running_as == SYSTEMD_SYSTEM) | |
936 | r = exec_command_append(m->control_command, "-n", NULL); | |
937 | if (r >= 0 && m->sloppy_options) | |
938 | r = exec_command_append(m->control_command, "-s", NULL); | |
939 | if (r >= 0 && m->parameters_fragment.fstype) | |
940 | r = exec_command_append(m->control_command, "-t", m->parameters_fragment.fstype, NULL); | |
0c47569a | 941 | if (r >= 0 && !isempty(opts)) |
17a1c597 | 942 | r = exec_command_append(m->control_command, "-o", opts, NULL); |
e86b3761 | 943 | } else |
e537352b LP |
944 | r = -ENOENT; |
945 | ||
946 | if (r < 0) | |
947 | goto fail; | |
948 | ||
a16e1123 | 949 | mount_unwatch_control_pid(m); |
5e94833f | 950 | |
257f1d8e LP |
951 | r = mount_spawn(m, m->control_command, &m->control_pid); |
952 | if (r < 0) | |
e537352b LP |
953 | goto fail; |
954 | ||
955 | mount_set_state(m, MOUNT_MOUNTING); | |
956 | ||
957 | return; | |
958 | ||
959 | fail: | |
79008bdd | 960 | log_unit_warning(UNIT(m)->id, |
66870f90 ZJS |
961 | "%s failed to run 'mount' task: %s", |
962 | UNIT(m)->id, strerror(-r)); | |
9d2f5178 | 963 | mount_enter_dead(m, MOUNT_FAILURE_RESOURCES); |
e537352b LP |
964 | } |
965 | ||
9d2f5178 | 966 | static void mount_enter_remounting(Mount *m) { |
e537352b LP |
967 | int r; |
968 | ||
969 | assert(m); | |
970 | ||
a16e1123 LP |
971 | m->control_command_id = MOUNT_EXEC_REMOUNT; |
972 | m->control_command = m->exec_command + MOUNT_EXEC_REMOUNT; | |
e537352b LP |
973 | |
974 | if (m->from_fragment) { | |
e537352b LP |
975 | const char *o; |
976 | ||
718db961 | 977 | if (m->parameters_fragment.options) |
63c372cb | 978 | o = strjoina("remount,", m->parameters_fragment.options); |
718db961 | 979 | else |
e537352b LP |
980 | o = "remount"; |
981 | ||
e86b3761 ZJS |
982 | r = exec_command_set(m->control_command, "/bin/mount", |
983 | m->parameters_fragment.what, m->where, | |
984 | "-o", o, NULL); | |
985 | if (r >= 0 && UNIT(m)->manager->running_as == SYSTEMD_SYSTEM) | |
986 | r = exec_command_append(m->control_command, "-n", NULL); | |
987 | if (r >= 0 && m->sloppy_options) | |
988 | r = exec_command_append(m->control_command, "-s", NULL); | |
989 | if (r >= 0 && m->parameters_fragment.fstype) | |
990 | r = exec_command_append(m->control_command, "-t", m->parameters_fragment.fstype, NULL); | |
6b1dc2bd | 991 | } else |
e537352b LP |
992 | r = -ENOENT; |
993 | ||
60b912f6 | 994 | if (r < 0) |
e537352b | 995 | goto fail; |
e537352b | 996 | |
a16e1123 | 997 | mount_unwatch_control_pid(m); |
5e94833f | 998 | |
718db961 LP |
999 | r = mount_spawn(m, m->control_command, &m->control_pid); |
1000 | if (r < 0) | |
e537352b LP |
1001 | goto fail; |
1002 | ||
1003 | mount_set_state(m, MOUNT_REMOUNTING); | |
1004 | ||
1005 | return; | |
1006 | ||
1007 | fail: | |
79008bdd | 1008 | log_unit_warning(UNIT(m)->id, |
66870f90 ZJS |
1009 | "%s failed to run 'remount' task: %s", |
1010 | UNIT(m)->id, strerror(-r)); | |
9d2f5178 LP |
1011 | m->reload_result = MOUNT_FAILURE_RESOURCES; |
1012 | mount_enter_mounted(m, MOUNT_SUCCESS); | |
e537352b LP |
1013 | } |
1014 | ||
1015 | static int mount_start(Unit *u) { | |
1016 | Mount *m = MOUNT(u); | |
1017 | ||
1018 | assert(m); | |
1019 | ||
1020 | /* We cannot fulfill this request right now, try again later | |
1021 | * please! */ | |
1022 | if (m->state == MOUNT_UNMOUNTING || | |
1023 | m->state == MOUNT_UNMOUNTING_SIGTERM || | |
60b912f6 LP |
1024 | m->state == MOUNT_UNMOUNTING_SIGKILL || |
1025 | m->state == MOUNT_MOUNTING_SIGTERM || | |
1026 | m->state == MOUNT_MOUNTING_SIGKILL) | |
e537352b LP |
1027 | return -EAGAIN; |
1028 | ||
1029 | /* Already on it! */ | |
60b912f6 | 1030 | if (m->state == MOUNT_MOUNTING) |
e537352b LP |
1031 | return 0; |
1032 | ||
fdf20a31 | 1033 | assert(m->state == MOUNT_DEAD || m->state == MOUNT_FAILED); |
e537352b | 1034 | |
9d2f5178 LP |
1035 | m->result = MOUNT_SUCCESS; |
1036 | m->reload_result = MOUNT_SUCCESS; | |
5ad096b3 | 1037 | m->reset_cpu_usage = true; |
9d2f5178 | 1038 | |
8d567588 | 1039 | mount_enter_mounting(m); |
82a2b6bb | 1040 | return 1; |
e537352b LP |
1041 | } |
1042 | ||
1043 | static int mount_stop(Unit *u) { | |
1044 | Mount *m = MOUNT(u); | |
1045 | ||
1046 | assert(m); | |
1047 | ||
e537352b LP |
1048 | /* Already on it */ |
1049 | if (m->state == MOUNT_UNMOUNTING || | |
1050 | m->state == MOUNT_UNMOUNTING_SIGKILL || | |
60b912f6 LP |
1051 | m->state == MOUNT_UNMOUNTING_SIGTERM || |
1052 | m->state == MOUNT_MOUNTING_SIGTERM || | |
1053 | m->state == MOUNT_MOUNTING_SIGKILL) | |
e537352b LP |
1054 | return 0; |
1055 | ||
3f6c78dc LP |
1056 | assert(m->state == MOUNT_MOUNTING || |
1057 | m->state == MOUNT_MOUNTING_DONE || | |
1058 | m->state == MOUNT_MOUNTED || | |
3f6c78dc LP |
1059 | m->state == MOUNT_REMOUNTING || |
1060 | m->state == MOUNT_REMOUNTING_SIGTERM || | |
1061 | m->state == MOUNT_REMOUNTING_SIGKILL); | |
e537352b | 1062 | |
9d2f5178 | 1063 | mount_enter_unmounting(m); |
82a2b6bb | 1064 | return 1; |
e537352b LP |
1065 | } |
1066 | ||
1067 | static int mount_reload(Unit *u) { | |
1068 | Mount *m = MOUNT(u); | |
1069 | ||
1070 | assert(m); | |
1071 | ||
1072 | if (m->state == MOUNT_MOUNTING_DONE) | |
1073 | return -EAGAIN; | |
1074 | ||
1075 | assert(m->state == MOUNT_MOUNTED); | |
1076 | ||
9d2f5178 | 1077 | mount_enter_remounting(m); |
e537352b LP |
1078 | return 0; |
1079 | } | |
1080 | ||
a16e1123 LP |
1081 | static int mount_serialize(Unit *u, FILE *f, FDSet *fds) { |
1082 | Mount *m = MOUNT(u); | |
1083 | ||
1084 | assert(m); | |
1085 | assert(f); | |
1086 | assert(fds); | |
1087 | ||
1088 | unit_serialize_item(u, f, "state", mount_state_to_string(m->state)); | |
9d2f5178 LP |
1089 | unit_serialize_item(u, f, "result", mount_result_to_string(m->result)); |
1090 | unit_serialize_item(u, f, "reload-result", mount_result_to_string(m->reload_result)); | |
a16e1123 LP |
1091 | |
1092 | if (m->control_pid > 0) | |
ccd06097 | 1093 | unit_serialize_item_format(u, f, "control-pid", PID_FMT, m->control_pid); |
a16e1123 LP |
1094 | |
1095 | if (m->control_command_id >= 0) | |
1096 | unit_serialize_item(u, f, "control-command", mount_exec_command_to_string(m->control_command_id)); | |
1097 | ||
1098 | return 0; | |
1099 | } | |
1100 | ||
1101 | static int mount_deserialize_item(Unit *u, const char *key, const char *value, FDSet *fds) { | |
1102 | Mount *m = MOUNT(u); | |
a16e1123 LP |
1103 | |
1104 | assert(u); | |
1105 | assert(key); | |
1106 | assert(value); | |
1107 | assert(fds); | |
1108 | ||
1109 | if (streq(key, "state")) { | |
1110 | MountState state; | |
1111 | ||
1112 | if ((state = mount_state_from_string(value)) < 0) | |
79008bdd | 1113 | log_unit_debug(u->id, "Failed to parse state value %s", value); |
a16e1123 LP |
1114 | else |
1115 | m->deserialized_state = state; | |
9d2f5178 LP |
1116 | } else if (streq(key, "result")) { |
1117 | MountResult f; | |
a16e1123 | 1118 | |
9d2f5178 LP |
1119 | f = mount_result_from_string(value); |
1120 | if (f < 0) | |
79008bdd | 1121 | log_unit_debug(UNIT(m)->id, |
66870f90 | 1122 | "Failed to parse result value %s", value); |
9d2f5178 LP |
1123 | else if (f != MOUNT_SUCCESS) |
1124 | m->result = f; | |
1125 | ||
1126 | } else if (streq(key, "reload-result")) { | |
1127 | MountResult f; | |
1128 | ||
1129 | f = mount_result_from_string(value); | |
1130 | if (f < 0) | |
79008bdd | 1131 | log_unit_debug(UNIT(m)->id, |
66870f90 | 1132 | "Failed to parse reload result value %s", value); |
9d2f5178 LP |
1133 | else if (f != MOUNT_SUCCESS) |
1134 | m->reload_result = f; | |
a16e1123 LP |
1135 | |
1136 | } else if (streq(key, "control-pid")) { | |
5925dd3c | 1137 | pid_t pid; |
a16e1123 | 1138 | |
e364ad06 | 1139 | if (parse_pid(value, &pid) < 0) |
79008bdd | 1140 | log_unit_debug(UNIT(m)->id, |
66870f90 | 1141 | "Failed to parse control-pid value %s", value); |
a16e1123 | 1142 | else |
5925dd3c | 1143 | m->control_pid = pid; |
a16e1123 LP |
1144 | } else if (streq(key, "control-command")) { |
1145 | MountExecCommand id; | |
1146 | ||
1147 | if ((id = mount_exec_command_from_string(value)) < 0) | |
79008bdd | 1148 | log_unit_debug(UNIT(m)->id, |
66870f90 | 1149 | "Failed to parse exec-command value %s", value); |
a16e1123 LP |
1150 | else { |
1151 | m->control_command_id = id; | |
1152 | m->control_command = m->exec_command + id; | |
1153 | } | |
a16e1123 | 1154 | } else |
79008bdd | 1155 | log_unit_debug(UNIT(m)->id, |
66870f90 | 1156 | "Unknown serialization key '%s'", key); |
a16e1123 LP |
1157 | |
1158 | return 0; | |
1159 | } | |
1160 | ||
44a6b1b6 | 1161 | _pure_ static UnitActiveState mount_active_state(Unit *u) { |
e537352b LP |
1162 | assert(u); |
1163 | ||
1164 | return state_translation_table[MOUNT(u)->state]; | |
1165 | } | |
1166 | ||
44a6b1b6 | 1167 | _pure_ static const char *mount_sub_state_to_string(Unit *u) { |
10a94420 LP |
1168 | assert(u); |
1169 | ||
a16e1123 | 1170 | return mount_state_to_string(MOUNT(u)->state); |
10a94420 LP |
1171 | } |
1172 | ||
44a6b1b6 | 1173 | _pure_ static bool mount_check_gc(Unit *u) { |
701cc384 LP |
1174 | Mount *m = MOUNT(u); |
1175 | ||
1176 | assert(m); | |
1177 | ||
6b1dc2bd | 1178 | return m->from_proc_self_mountinfo; |
701cc384 LP |
1179 | } |
1180 | ||
e537352b LP |
1181 | static void mount_sigchld_event(Unit *u, pid_t pid, int code, int status) { |
1182 | Mount *m = MOUNT(u); | |
9d2f5178 | 1183 | MountResult f; |
e537352b LP |
1184 | |
1185 | assert(m); | |
1186 | assert(pid >= 0); | |
1187 | ||
8c47c732 LP |
1188 | if (pid != m->control_pid) |
1189 | return; | |
e537352b | 1190 | |
e537352b LP |
1191 | m->control_pid = 0; |
1192 | ||
96342de6 | 1193 | if (is_clean_exit(code, status, NULL)) |
9d2f5178 LP |
1194 | f = MOUNT_SUCCESS; |
1195 | else if (code == CLD_EXITED) | |
1196 | f = MOUNT_FAILURE_EXIT_CODE; | |
1197 | else if (code == CLD_KILLED) | |
1198 | f = MOUNT_FAILURE_SIGNAL; | |
1199 | else if (code == CLD_DUMPED) | |
1200 | f = MOUNT_FAILURE_CORE_DUMP; | |
1201 | else | |
1202 | assert_not_reached("Unknown code"); | |
1203 | ||
1204 | if (f != MOUNT_SUCCESS) | |
1205 | m->result = f; | |
8c47c732 | 1206 | |
a16e1123 | 1207 | if (m->control_command) { |
6ea832a2 | 1208 | exec_status_exit(&m->control_command->exec_status, &m->exec_context, pid, code, status); |
9d2f5178 | 1209 | |
a16e1123 LP |
1210 | m->control_command = NULL; |
1211 | m->control_command_id = _MOUNT_EXEC_COMMAND_INVALID; | |
1212 | } | |
1213 | ||
79008bdd LP |
1214 | log_unit_full(u->id, |
1215 | f == MOUNT_SUCCESS ? LOG_DEBUG : LOG_NOTICE, | |
66870f90 ZJS |
1216 | "%s mount process exited, code=%s status=%i", |
1217 | u->id, sigchld_code_to_string(code), status); | |
e537352b LP |
1218 | |
1219 | /* Note that mount(8) returning and the kernel sending us a | |
1220 | * mount table change event might happen out-of-order. If an | |
1221 | * operation succeed we assume the kernel will follow soon too | |
1222 | * and already change into the resulting state. If it fails | |
1223 | * we check if the kernel still knows about the mount. and | |
1224 | * change state accordingly. */ | |
1225 | ||
1226 | switch (m->state) { | |
1227 | ||
1228 | case MOUNT_MOUNTING: | |
1229 | case MOUNT_MOUNTING_DONE: | |
1230 | case MOUNT_MOUNTING_SIGKILL: | |
1231 | case MOUNT_MOUNTING_SIGTERM: | |
e537352b | 1232 | |
9d2f5178 LP |
1233 | if (f == MOUNT_SUCCESS) |
1234 | mount_enter_mounted(m, f); | |
e537352b | 1235 | else if (m->from_proc_self_mountinfo) |
9d2f5178 | 1236 | mount_enter_mounted(m, f); |
e537352b | 1237 | else |
9d2f5178 | 1238 | mount_enter_dead(m, f); |
e537352b LP |
1239 | break; |
1240 | ||
e2f3b44c LP |
1241 | case MOUNT_REMOUNTING: |
1242 | case MOUNT_REMOUNTING_SIGKILL: | |
1243 | case MOUNT_REMOUNTING_SIGTERM: | |
1244 | ||
9d2f5178 | 1245 | m->reload_result = f; |
e2f3b44c | 1246 | if (m->from_proc_self_mountinfo) |
9d2f5178 | 1247 | mount_enter_mounted(m, MOUNT_SUCCESS); |
e2f3b44c | 1248 | else |
9d2f5178 | 1249 | mount_enter_dead(m, MOUNT_SUCCESS); |
e2f3b44c LP |
1250 | |
1251 | break; | |
1252 | ||
e537352b LP |
1253 | case MOUNT_UNMOUNTING: |
1254 | case MOUNT_UNMOUNTING_SIGKILL: | |
1255 | case MOUNT_UNMOUNTING_SIGTERM: | |
1256 | ||
7d54a03a LP |
1257 | if (f == MOUNT_SUCCESS) { |
1258 | ||
1259 | if (m->from_proc_self_mountinfo) { | |
1260 | ||
1261 | /* Still a mount point? If so, let's | |
1262 | * try again. Most likely there were | |
1263 | * multiple mount points stacked on | |
1264 | * top of each other. Note that due to | |
1265 | * the io event priority logic we can | |
1266 | * be sure the new mountinfo is loaded | |
1267 | * before we process the SIGCHLD for | |
1268 | * the mount command. */ | |
1269 | ||
1270 | if (m->n_retry_umount < RETRY_UMOUNT_MAX) { | |
1271 | log_unit_debug(u->id, "%s: mount still present, trying again.", u->id); | |
1272 | m->n_retry_umount++; | |
1273 | mount_enter_unmounting(m); | |
1274 | } else { | |
1275 | log_unit_debug(u->id, "%s: mount still present after %u attempts to unmount, giving up.", u->id, m->n_retry_umount); | |
1276 | mount_enter_mounted(m, f); | |
1277 | } | |
1278 | } else | |
1279 | mount_enter_dead(m, f); | |
1280 | ||
1281 | } else if (m->from_proc_self_mountinfo) | |
9d2f5178 | 1282 | mount_enter_mounted(m, f); |
e537352b | 1283 | else |
9d2f5178 | 1284 | mount_enter_dead(m, f); |
e537352b LP |
1285 | break; |
1286 | ||
1287 | default: | |
1288 | assert_not_reached("Uh, control process died at wrong time."); | |
1289 | } | |
c4e2ceae LP |
1290 | |
1291 | /* Notify clients about changed exit status */ | |
1292 | unit_add_to_dbus_queue(u); | |
e537352b LP |
1293 | } |
1294 | ||
718db961 LP |
1295 | static int mount_dispatch_timer(sd_event_source *source, usec_t usec, void *userdata) { |
1296 | Mount *m = MOUNT(userdata); | |
e537352b LP |
1297 | |
1298 | assert(m); | |
718db961 | 1299 | assert(m->timer_event_source == source); |
e537352b LP |
1300 | |
1301 | switch (m->state) { | |
1302 | ||
1303 | case MOUNT_MOUNTING: | |
1304 | case MOUNT_MOUNTING_DONE: | |
79008bdd | 1305 | log_unit_warning(UNIT(m)->id, |
718db961 | 1306 | "%s mounting timed out. Stopping.", UNIT(m)->id); |
9d2f5178 | 1307 | mount_enter_signal(m, MOUNT_MOUNTING_SIGTERM, MOUNT_FAILURE_TIMEOUT); |
e537352b LP |
1308 | break; |
1309 | ||
1310 | case MOUNT_REMOUNTING: | |
79008bdd | 1311 | log_unit_warning(UNIT(m)->id, |
718db961 | 1312 | "%s remounting timed out. Stopping.", UNIT(m)->id); |
9d2f5178 LP |
1313 | m->reload_result = MOUNT_FAILURE_TIMEOUT; |
1314 | mount_enter_mounted(m, MOUNT_SUCCESS); | |
e537352b LP |
1315 | break; |
1316 | ||
1317 | case MOUNT_UNMOUNTING: | |
79008bdd | 1318 | log_unit_warning(UNIT(m)->id, |
718db961 | 1319 | "%s unmounting timed out. Stopping.", UNIT(m)->id); |
9d2f5178 | 1320 | mount_enter_signal(m, MOUNT_UNMOUNTING_SIGTERM, MOUNT_FAILURE_TIMEOUT); |
e537352b LP |
1321 | break; |
1322 | ||
1323 | case MOUNT_MOUNTING_SIGTERM: | |
4819ff03 | 1324 | if (m->kill_context.send_sigkill) { |
79008bdd | 1325 | log_unit_warning(UNIT(m)->id, |
718db961 | 1326 | "%s mounting timed out. Killing.", UNIT(m)->id); |
9d2f5178 | 1327 | mount_enter_signal(m, MOUNT_MOUNTING_SIGKILL, MOUNT_FAILURE_TIMEOUT); |
ba035df2 | 1328 | } else { |
79008bdd | 1329 | log_unit_warning(UNIT(m)->id, |
66870f90 | 1330 | "%s mounting timed out. Skipping SIGKILL. Ignoring.", |
718db961 | 1331 | UNIT(m)->id); |
ba035df2 LP |
1332 | |
1333 | if (m->from_proc_self_mountinfo) | |
9d2f5178 | 1334 | mount_enter_mounted(m, MOUNT_FAILURE_TIMEOUT); |
ba035df2 | 1335 | else |
9d2f5178 | 1336 | mount_enter_dead(m, MOUNT_FAILURE_TIMEOUT); |
ba035df2 | 1337 | } |
e537352b LP |
1338 | break; |
1339 | ||
1340 | case MOUNT_REMOUNTING_SIGTERM: | |
4819ff03 | 1341 | if (m->kill_context.send_sigkill) { |
79008bdd | 1342 | log_unit_warning(UNIT(m)->id, |
718db961 | 1343 | "%s remounting timed out. Killing.", UNIT(m)->id); |
9d2f5178 | 1344 | mount_enter_signal(m, MOUNT_REMOUNTING_SIGKILL, MOUNT_FAILURE_TIMEOUT); |
ba035df2 | 1345 | } else { |
79008bdd | 1346 | log_unit_warning(UNIT(m)->id, |
66870f90 | 1347 | "%s remounting timed out. Skipping SIGKILL. Ignoring.", |
718db961 | 1348 | UNIT(m)->id); |
ba035df2 LP |
1349 | |
1350 | if (m->from_proc_self_mountinfo) | |
9d2f5178 | 1351 | mount_enter_mounted(m, MOUNT_FAILURE_TIMEOUT); |
ba035df2 | 1352 | else |
9d2f5178 | 1353 | mount_enter_dead(m, MOUNT_FAILURE_TIMEOUT); |
ba035df2 | 1354 | } |
e537352b LP |
1355 | break; |
1356 | ||
1357 | case MOUNT_UNMOUNTING_SIGTERM: | |
4819ff03 | 1358 | if (m->kill_context.send_sigkill) { |
79008bdd | 1359 | log_unit_warning(UNIT(m)->id, |
718db961 | 1360 | "%s unmounting timed out. Killing.", UNIT(m)->id); |
9d2f5178 | 1361 | mount_enter_signal(m, MOUNT_UNMOUNTING_SIGKILL, MOUNT_FAILURE_TIMEOUT); |
ba035df2 | 1362 | } else { |
79008bdd | 1363 | log_unit_warning(UNIT(m)->id, |
66870f90 | 1364 | "%s unmounting timed out. Skipping SIGKILL. Ignoring.", |
718db961 | 1365 | UNIT(m)->id); |
ba035df2 LP |
1366 | |
1367 | if (m->from_proc_self_mountinfo) | |
9d2f5178 | 1368 | mount_enter_mounted(m, MOUNT_FAILURE_TIMEOUT); |
ba035df2 | 1369 | else |
9d2f5178 | 1370 | mount_enter_dead(m, MOUNT_FAILURE_TIMEOUT); |
ba035df2 | 1371 | } |
e537352b LP |
1372 | break; |
1373 | ||
1374 | case MOUNT_MOUNTING_SIGKILL: | |
1375 | case MOUNT_REMOUNTING_SIGKILL: | |
1376 | case MOUNT_UNMOUNTING_SIGKILL: | |
79008bdd | 1377 | log_unit_warning(UNIT(m)->id, |
66870f90 | 1378 | "%s mount process still around after SIGKILL. Ignoring.", |
718db961 | 1379 | UNIT(m)->id); |
e537352b LP |
1380 | |
1381 | if (m->from_proc_self_mountinfo) | |
9d2f5178 | 1382 | mount_enter_mounted(m, MOUNT_FAILURE_TIMEOUT); |
e537352b | 1383 | else |
9d2f5178 | 1384 | mount_enter_dead(m, MOUNT_FAILURE_TIMEOUT); |
e537352b LP |
1385 | break; |
1386 | ||
1387 | default: | |
1388 | assert_not_reached("Timeout at wrong time."); | |
1389 | } | |
718db961 LP |
1390 | |
1391 | return 0; | |
e537352b LP |
1392 | } |
1393 | ||
628c89cc | 1394 | static int mount_setup_unit( |
e537352b LP |
1395 | Manager *m, |
1396 | const char *what, | |
1397 | const char *where, | |
1398 | const char *options, | |
1399 | const char *fstype, | |
e537352b | 1400 | bool set_flags) { |
057d9ab8 LP |
1401 | |
1402 | _cleanup_free_ char *e = NULL, *w = NULL, *o = NULL, *f = NULL; | |
b87705cd | 1403 | bool load_extras = false; |
057d9ab8 | 1404 | MountParameters *p; |
ff5f34d0 | 1405 | bool delete, changed = false; |
057d9ab8 LP |
1406 | Unit *u; |
1407 | int r; | |
b08d03ff | 1408 | |
f50e0a01 | 1409 | assert(m); |
b08d03ff LP |
1410 | assert(what); |
1411 | assert(where); | |
e537352b LP |
1412 | assert(options); |
1413 | assert(fstype); | |
1414 | ||
e537352b LP |
1415 | /* Ignore API mount points. They should never be referenced in |
1416 | * dependencies ever. */ | |
33ff02c9 | 1417 | if (mount_point_is_api(where) || mount_point_ignore(where)) |
57f2a956 | 1418 | return 0; |
b08d03ff | 1419 | |
8d567588 LP |
1420 | if (streq(fstype, "autofs")) |
1421 | return 0; | |
1422 | ||
4e85aff4 LP |
1423 | /* probably some kind of swap, ignore */ |
1424 | if (!is_path(where)) | |
b08d03ff LP |
1425 | return 0; |
1426 | ||
7d17cfbc MS |
1427 | e = unit_name_from_path(where, ".mount"); |
1428 | if (!e) | |
b08d03ff LP |
1429 | return -ENOMEM; |
1430 | ||
7d17cfbc MS |
1431 | u = manager_get_unit(m, e); |
1432 | if (!u) { | |
b08d03ff LP |
1433 | delete = true; |
1434 | ||
7d17cfbc | 1435 | u = unit_new(m, sizeof(Mount)); |
057d9ab8 | 1436 | if (!u) |
628c89cc | 1437 | return log_oom(); |
b08d03ff LP |
1438 | |
1439 | r = unit_add_name(u, e); | |
b08d03ff LP |
1440 | if (r < 0) |
1441 | goto fail; | |
1442 | ||
7d17cfbc MS |
1443 | MOUNT(u)->where = strdup(where); |
1444 | if (!MOUNT(u)->where) { | |
07b0b134 ML |
1445 | r = -ENOMEM; |
1446 | goto fail; | |
1447 | } | |
f50e0a01 | 1448 | |
47a81ba2 UTL |
1449 | u->source_path = strdup("/proc/self/mountinfo"); |
1450 | if (!u->source_path) { | |
1451 | r = -ENOMEM; | |
1452 | goto fail; | |
1453 | } | |
1454 | ||
057d9ab8 LP |
1455 | if (m->running_as == SYSTEMD_SYSTEM) { |
1456 | const char* target; | |
1457 | ||
affc3d83 | 1458 | target = mount_needs_network(options, fstype) ? SPECIAL_REMOTE_FS_TARGET : SPECIAL_LOCAL_FS_TARGET; |
057d9ab8 | 1459 | r = unit_add_dependency_by_name(u, UNIT_BEFORE, target, NULL, true); |
602c0e74 LP |
1460 | if (r < 0) |
1461 | goto fail; | |
057d9ab8 LP |
1462 | |
1463 | if (should_umount(MOUNT(u))) { | |
1464 | r = unit_add_dependency_by_name(u, UNIT_CONFLICTS, SPECIAL_UMOUNT_TARGET, NULL, true); | |
1465 | if (r < 0) | |
1466 | goto fail; | |
1467 | } | |
602c0e74 | 1468 | } |
89b1d5e0 | 1469 | |
f94ea366 | 1470 | unit_add_to_load_queue(u); |
ff5f34d0 | 1471 | changed = true; |
b08d03ff LP |
1472 | } else { |
1473 | delete = false; | |
8eba616f | 1474 | |
bcbd5405 WW |
1475 | if (!MOUNT(u)->where) { |
1476 | MOUNT(u)->where = strdup(where); | |
1477 | if (!MOUNT(u)->where) { | |
1478 | r = -ENOMEM; | |
1479 | goto fail; | |
1480 | } | |
1481 | } | |
1482 | ||
9d05dd2e ZJS |
1483 | if (m->running_as == SYSTEMD_SYSTEM && |
1484 | mount_needs_network(options, fstype)) { | |
a6d305f9 CL |
1485 | /* _netdev option may have shown up late, or on a |
1486 | * remount. Add remote-fs dependencies, even though | |
9d05dd2e ZJS |
1487 | * local-fs ones may already be there. */ |
1488 | unit_add_dependency_by_name(u, UNIT_BEFORE, SPECIAL_REMOTE_FS_TARGET, NULL, true); | |
1489 | load_extras = true; | |
a6d305f9 CL |
1490 | } |
1491 | ||
c2756a68 | 1492 | if (u->load_state == UNIT_NOT_FOUND) { |
8eba616f MS |
1493 | u->load_state = UNIT_LOADED; |
1494 | u->load_error = 0; | |
b87705cd LP |
1495 | |
1496 | /* Load in the extras later on, after we | |
1497 | * finished initialization of the unit */ | |
1498 | load_extras = true; | |
ff5f34d0 | 1499 | changed = true; |
8eba616f | 1500 | } |
b08d03ff LP |
1501 | } |
1502 | ||
dd7a22a9 LP |
1503 | w = strdup(what); |
1504 | o = strdup(options); | |
1505 | f = strdup(fstype); | |
1506 | if (!w || !o || !f) { | |
e537352b LP |
1507 | r = -ENOMEM; |
1508 | goto fail; | |
1509 | } | |
1510 | ||
6b1dc2bd | 1511 | p = &MOUNT(u)->parameters_proc_self_mountinfo; |
ff5f34d0 LP |
1512 | |
1513 | changed = changed || | |
1514 | !streq_ptr(p->options, options) || | |
1515 | !streq_ptr(p->what, what) || | |
1516 | !streq_ptr(p->fstype, fstype); | |
1517 | ||
6b1dc2bd LP |
1518 | if (set_flags) { |
1519 | MOUNT(u)->is_mounted = true; | |
1520 | MOUNT(u)->just_mounted = !MOUNT(u)->from_proc_self_mountinfo; | |
ff5f34d0 | 1521 | MOUNT(u)->just_changed = changed; |
ef734fd6 | 1522 | } |
f50e0a01 | 1523 | |
6b1dc2bd LP |
1524 | MOUNT(u)->from_proc_self_mountinfo = true; |
1525 | ||
4e85aff4 LP |
1526 | free(p->what); |
1527 | p->what = w; | |
057d9ab8 | 1528 | w = NULL; |
b08d03ff | 1529 | |
4e85aff4 LP |
1530 | free(p->options); |
1531 | p->options = o; | |
057d9ab8 | 1532 | o = NULL; |
e537352b | 1533 | |
4e85aff4 LP |
1534 | free(p->fstype); |
1535 | p->fstype = f; | |
057d9ab8 | 1536 | f = NULL; |
b08d03ff | 1537 | |
b87705cd LP |
1538 | if (load_extras) { |
1539 | r = mount_add_extras(MOUNT(u)); | |
1540 | if (r < 0) | |
1541 | goto fail; | |
1542 | } | |
1543 | ||
ff5f34d0 LP |
1544 | if (changed) |
1545 | unit_add_to_dbus_queue(u); | |
c1e1601e | 1546 | |
b08d03ff LP |
1547 | return 0; |
1548 | ||
1549 | fail: | |
628c89cc LP |
1550 | log_warning_errno(r, "Failed to set up mount unit: %m"); |
1551 | ||
b08d03ff LP |
1552 | if (delete && u) |
1553 | unit_free(u); | |
1554 | ||
4e85aff4 | 1555 | return r; |
b08d03ff LP |
1556 | } |
1557 | ||
ef734fd6 | 1558 | static int mount_load_proc_self_mountinfo(Manager *m, bool set_flags) { |
628c89cc LP |
1559 | _cleanup_(mnt_free_tablep) struct libmnt_table *t = NULL; |
1560 | _cleanup_(mnt_free_iterp) struct libmnt_iter *i = NULL; | |
60b912f6 | 1561 | int r = 0; |
b08d03ff LP |
1562 | |
1563 | assert(m); | |
1564 | ||
628c89cc LP |
1565 | t = mnt_new_table(); |
1566 | if (!t) | |
8d3ae2bd | 1567 | return log_oom(); |
b08d03ff | 1568 | |
628c89cc LP |
1569 | i = mnt_new_iter(MNT_ITER_FORWARD); |
1570 | if (!i) | |
1571 | return log_oom(); | |
1572 | ||
1573 | r = mnt_table_parse_mtab(t, NULL); | |
5cca8def | 1574 | if (r < 0) |
628c89cc | 1575 | return log_error_errno(r, "Failed to parse /proc/self/mountinfo: %m"); |
e537352b | 1576 | |
5cca8def ZJS |
1577 | r = 0; |
1578 | for (;;) { | |
8d3ae2bd CL |
1579 | const char *device, *path, *options, *fstype; |
1580 | _cleanup_free_ const char *d = NULL, *p = NULL; | |
628c89cc | 1581 | struct libmnt_fs *fs; |
8d3ae2bd | 1582 | int k; |
b08d03ff | 1583 | |
628c89cc | 1584 | k = mnt_table_next_fs(t, i, &fs); |
5cca8def ZJS |
1585 | if (k == 1) |
1586 | break; | |
628c89cc LP |
1587 | if (k < 0) |
1588 | return log_error_errno(k, "Failed to get next entry from /proc/self/mountinfo: %m"); | |
5cca8def | 1589 | |
8d3ae2bd CL |
1590 | device = mnt_fs_get_source(fs); |
1591 | path = mnt_fs_get_target(fs); | |
1592 | options = mnt_fs_get_options(fs); | |
1593 | fstype = mnt_fs_get_fstype(fs); | |
a2e0f3d3 | 1594 | |
a57f7e2c | 1595 | d = cunescape(device); |
628c89cc LP |
1596 | if (!d) |
1597 | return log_oom(); | |
1598 | ||
a57f7e2c | 1599 | p = cunescape(path); |
628c89cc | 1600 | if (!p) |
a57f7e2c | 1601 | return log_oom(); |
b08d03ff | 1602 | |
628c89cc LP |
1603 | (void) device_found_node(m, d, true, DEVICE_FOUND_MOUNT, set_flags); |
1604 | ||
1605 | k = mount_setup_unit(m, d, p, options, fstype, set_flags); | |
5cca8def | 1606 | if (r == 0 && k < 0) |
60b912f6 | 1607 | r = k; |
b08d03ff LP |
1608 | } |
1609 | ||
e537352b LP |
1610 | return r; |
1611 | } | |
1612 | ||
1613 | static void mount_shutdown(Manager *m) { | |
1614 | assert(m); | |
1615 | ||
718db961 | 1616 | m->mount_event_source = sd_event_source_unref(m->mount_event_source); |
befb6d54 | 1617 | m->mount_utab_event_source = sd_event_source_unref(m->mount_utab_event_source); |
718db961 | 1618 | |
a16e1123 | 1619 | if (m->proc_self_mountinfo) { |
e537352b | 1620 | fclose(m->proc_self_mountinfo); |
a16e1123 LP |
1621 | m->proc_self_mountinfo = NULL; |
1622 | } | |
befb6d54 | 1623 | m->utab_inotify_fd = safe_close(m->utab_inotify_fd); |
b08d03ff LP |
1624 | } |
1625 | ||
68db7a3b ZJS |
1626 | static int mount_get_timeout(Unit *u, uint64_t *timeout) { |
1627 | Mount *m = MOUNT(u); | |
1628 | int r; | |
1629 | ||
1630 | if (!m->timer_event_source) | |
1631 | return 0; | |
1632 | ||
1633 | r = sd_event_source_get_time(m->timer_event_source, timeout); | |
1634 | if (r < 0) | |
1635 | return r; | |
1636 | ||
1637 | return 1; | |
1638 | } | |
1639 | ||
b08d03ff LP |
1640 | static int mount_enumerate(Manager *m) { |
1641 | int r; | |
1642 | assert(m); | |
1643 | ||
8d3ae2bd CL |
1644 | mnt_init_debug(0); |
1645 | ||
a16e1123 | 1646 | if (!m->proc_self_mountinfo) { |
e62d8c39 ZJS |
1647 | m->proc_self_mountinfo = fopen("/proc/self/mountinfo", "re"); |
1648 | if (!m->proc_self_mountinfo) | |
a16e1123 | 1649 | return -errno; |
ef734fd6 | 1650 | |
151b9b96 | 1651 | r = sd_event_add_io(m->event, &m->mount_event_source, fileno(m->proc_self_mountinfo), EPOLLPRI, mount_dispatch_io, m); |
718db961 LP |
1652 | if (r < 0) |
1653 | goto fail; | |
29083707 LP |
1654 | |
1655 | /* Dispatch this before we dispatch SIGCHLD, so that | |
1656 | * we always get the events from /proc/self/mountinfo | |
1657 | * before the SIGCHLD of /bin/mount. */ | |
1658 | r = sd_event_source_set_priority(m->mount_event_source, -10); | |
1659 | if (r < 0) | |
1660 | goto fail; | |
a16e1123 | 1661 | } |
ef734fd6 | 1662 | |
befb6d54 CL |
1663 | if (m->utab_inotify_fd < 0) { |
1664 | m->utab_inotify_fd = inotify_init1(IN_NONBLOCK|IN_CLOEXEC); | |
f7c1ad4f LP |
1665 | if (m->utab_inotify_fd < 0) { |
1666 | r = -errno; | |
1667 | goto fail; | |
1668 | } | |
befb6d54 | 1669 | |
90598531 ZJS |
1670 | (void) mkdir_p_label("/run/mount", 0755); |
1671 | ||
befb6d54 | 1672 | r = inotify_add_watch(m->utab_inotify_fd, "/run/mount", IN_MOVED_TO); |
f7c1ad4f LP |
1673 | if (r < 0) { |
1674 | r = -errno; | |
1675 | goto fail; | |
1676 | } | |
befb6d54 CL |
1677 | |
1678 | r = sd_event_add_io(m->event, &m->mount_utab_event_source, m->utab_inotify_fd, EPOLLIN, mount_dispatch_io, m); | |
1679 | if (r < 0) | |
1680 | goto fail; | |
1681 | ||
1682 | r = sd_event_source_set_priority(m->mount_utab_event_source, -10); | |
1683 | if (r < 0) | |
1684 | goto fail; | |
1685 | } | |
1686 | ||
e62d8c39 ZJS |
1687 | r = mount_load_proc_self_mountinfo(m, false); |
1688 | if (r < 0) | |
b08d03ff LP |
1689 | goto fail; |
1690 | ||
1691 | return 0; | |
1692 | ||
1693 | fail: | |
1694 | mount_shutdown(m); | |
1695 | return r; | |
5cb5a6ff LP |
1696 | } |
1697 | ||
718db961 LP |
1698 | static int mount_dispatch_io(sd_event_source *source, int fd, uint32_t revents, void *userdata) { |
1699 | Manager *m = userdata; | |
595ed347 | 1700 | Unit *u; |
ef734fd6 LP |
1701 | int r; |
1702 | ||
1703 | assert(m); | |
befb6d54 | 1704 | assert(revents & (EPOLLPRI | EPOLLIN)); |
ef734fd6 LP |
1705 | |
1706 | /* The manager calls this for every fd event happening on the | |
1707 | * /proc/self/mountinfo file, which informs us about mounting | |
fddf1a31 ZJS |
1708 | * table changes, and for /run/mount events which we watch |
1709 | * for mount options. */ | |
befb6d54 CL |
1710 | |
1711 | if (fd == m->utab_inotify_fd) { | |
df63dda6 | 1712 | bool rescan = false; |
befb6d54 | 1713 | |
b7307642 LP |
1714 | /* FIXME: We *really* need to replace this with |
1715 | * libmount's own API for this, we should not hardcode | |
1716 | * internal behaviour of libmount here. */ | |
1717 | ||
f7c1ad4f | 1718 | for (;;) { |
0254e944 | 1719 | union inotify_event_buffer buffer; |
f7c1ad4f LP |
1720 | struct inotify_event *e; |
1721 | ssize_t l; | |
1722 | ||
0254e944 | 1723 | l = read(fd, &buffer, sizeof(buffer)); |
f7c1ad4f LP |
1724 | if (l < 0) { |
1725 | if (errno == EAGAIN || errno == EINTR) | |
1726 | break; | |
1727 | ||
1728 | log_error_errno(errno, "Failed to read utab inotify: %m"); | |
1729 | break; | |
1730 | } | |
1731 | ||
1732 | FOREACH_INOTIFY_EVENT(e, buffer, l) { | |
1733 | /* Only care about changes to utab, | |
1734 | * but we have to monitor the | |
1735 | * directory to reliably get | |
1736 | * notifications about when utab is | |
1737 | * replaced using rename(2) */ | |
1738 | if ((e->mask & IN_Q_OVERFLOW) || streq(e->name, "utab")) | |
df63dda6 | 1739 | rescan = true; |
befb6d54 | 1740 | } |
f7c1ad4f | 1741 | } |
fddf1a31 | 1742 | |
befb6d54 CL |
1743 | if (!rescan) |
1744 | return 0; | |
1745 | } | |
ef734fd6 | 1746 | |
4f0eedb7 ZJS |
1747 | r = mount_load_proc_self_mountinfo(m, true); |
1748 | if (r < 0) { | |
e537352b | 1749 | /* Reset flags, just in case, for later calls */ |
595ed347 MS |
1750 | LIST_FOREACH(units_by_type, u, m->units_by_type[UNIT_MOUNT]) { |
1751 | Mount *mount = MOUNT(u); | |
e537352b LP |
1752 | |
1753 | mount->is_mounted = mount->just_mounted = mount->just_changed = false; | |
1754 | } | |
1755 | ||
718db961 | 1756 | return 0; |
ef734fd6 LP |
1757 | } |
1758 | ||
1759 | manager_dispatch_load_queue(m); | |
1760 | ||
595ed347 MS |
1761 | LIST_FOREACH(units_by_type, u, m->units_by_type[UNIT_MOUNT]) { |
1762 | Mount *mount = MOUNT(u); | |
ef734fd6 | 1763 | |
e537352b | 1764 | if (!mount->is_mounted) { |
e537352b | 1765 | |
ef734fd6 | 1766 | mount->from_proc_self_mountinfo = false; |
e537352b LP |
1767 | |
1768 | switch (mount->state) { | |
1769 | ||
1770 | case MOUNT_MOUNTED: | |
aef83136 LP |
1771 | /* This has just been unmounted by |
1772 | * somebody else, follow the state | |
1773 | * change. */ | |
9d2f5178 | 1774 | mount_enter_dead(mount, MOUNT_SUCCESS); |
e537352b LP |
1775 | break; |
1776 | ||
1777 | default: | |
e537352b | 1778 | break; |
e537352b LP |
1779 | } |
1780 | ||
628c89cc LP |
1781 | if (mount->parameters_proc_self_mountinfo.what) |
1782 | (void) device_found_node(m, mount->parameters_proc_self_mountinfo.what, false, DEVICE_FOUND_MOUNT, true); | |
1783 | ||
1784 | ||
e537352b LP |
1785 | } else if (mount->just_mounted || mount->just_changed) { |
1786 | ||
60b912f6 | 1787 | /* New or changed mount entry */ |
e537352b LP |
1788 | |
1789 | switch (mount->state) { | |
1790 | ||
1791 | case MOUNT_DEAD: | |
fdf20a31 | 1792 | case MOUNT_FAILED: |
aef83136 LP |
1793 | /* This has just been mounted by |
1794 | * somebody else, follow the state | |
1795 | * change. */ | |
9d2f5178 | 1796 | mount_enter_mounted(mount, MOUNT_SUCCESS); |
e537352b LP |
1797 | break; |
1798 | ||
1799 | case MOUNT_MOUNTING: | |
5bcb0f2b | 1800 | mount_set_state(mount, MOUNT_MOUNTING_DONE); |
e537352b LP |
1801 | break; |
1802 | ||
1803 | default: | |
1804 | /* Nothing really changed, but let's | |
1805 | * issue an notification call | |
1806 | * nonetheless, in case somebody is | |
1807 | * waiting for this. (e.g. file system | |
1808 | * ro/rw remounts.) */ | |
1809 | mount_set_state(mount, mount->state); | |
1810 | break; | |
1811 | } | |
1812 | } | |
1813 | ||
1814 | /* Reset the flags for later calls */ | |
1815 | mount->is_mounted = mount->just_mounted = mount->just_changed = false; | |
1816 | } | |
718db961 LP |
1817 | |
1818 | return 0; | |
e537352b LP |
1819 | } |
1820 | ||
fdf20a31 | 1821 | static void mount_reset_failed(Unit *u) { |
5632e374 LP |
1822 | Mount *m = MOUNT(u); |
1823 | ||
1824 | assert(m); | |
1825 | ||
fdf20a31 | 1826 | if (m->state == MOUNT_FAILED) |
5632e374 LP |
1827 | mount_set_state(m, MOUNT_DEAD); |
1828 | ||
9d2f5178 LP |
1829 | m->result = MOUNT_SUCCESS; |
1830 | m->reload_result = MOUNT_SUCCESS; | |
5632e374 LP |
1831 | } |
1832 | ||
718db961 | 1833 | static int mount_kill(Unit *u, KillWho who, int signo, sd_bus_error *error) { |
814cc562 | 1834 | return unit_kill_common(u, who, signo, -1, MOUNT(u)->control_pid, error); |
8a0867d6 LP |
1835 | } |
1836 | ||
a16e1123 LP |
1837 | static const char* const mount_state_table[_MOUNT_STATE_MAX] = { |
1838 | [MOUNT_DEAD] = "dead", | |
1839 | [MOUNT_MOUNTING] = "mounting", | |
1840 | [MOUNT_MOUNTING_DONE] = "mounting-done", | |
1841 | [MOUNT_MOUNTED] = "mounted", | |
1842 | [MOUNT_REMOUNTING] = "remounting", | |
1843 | [MOUNT_UNMOUNTING] = "unmounting", | |
1844 | [MOUNT_MOUNTING_SIGTERM] = "mounting-sigterm", | |
1845 | [MOUNT_MOUNTING_SIGKILL] = "mounting-sigkill", | |
1846 | [MOUNT_REMOUNTING_SIGTERM] = "remounting-sigterm", | |
1847 | [MOUNT_REMOUNTING_SIGKILL] = "remounting-sigkill", | |
1848 | [MOUNT_UNMOUNTING_SIGTERM] = "unmounting-sigterm", | |
1849 | [MOUNT_UNMOUNTING_SIGKILL] = "unmounting-sigkill", | |
fdf20a31 | 1850 | [MOUNT_FAILED] = "failed" |
a16e1123 LP |
1851 | }; |
1852 | ||
1853 | DEFINE_STRING_TABLE_LOOKUP(mount_state, MountState); | |
1854 | ||
1855 | static const char* const mount_exec_command_table[_MOUNT_EXEC_COMMAND_MAX] = { | |
1856 | [MOUNT_EXEC_MOUNT] = "ExecMount", | |
1857 | [MOUNT_EXEC_UNMOUNT] = "ExecUnmount", | |
1858 | [MOUNT_EXEC_REMOUNT] = "ExecRemount", | |
1859 | }; | |
1860 | ||
1861 | DEFINE_STRING_TABLE_LOOKUP(mount_exec_command, MountExecCommand); | |
1862 | ||
9d2f5178 LP |
1863 | static const char* const mount_result_table[_MOUNT_RESULT_MAX] = { |
1864 | [MOUNT_SUCCESS] = "success", | |
1865 | [MOUNT_FAILURE_RESOURCES] = "resources", | |
1866 | [MOUNT_FAILURE_TIMEOUT] = "timeout", | |
1867 | [MOUNT_FAILURE_EXIT_CODE] = "exit-code", | |
1868 | [MOUNT_FAILURE_SIGNAL] = "signal", | |
1869 | [MOUNT_FAILURE_CORE_DUMP] = "core-dump" | |
1870 | }; | |
1871 | ||
1872 | DEFINE_STRING_TABLE_LOOKUP(mount_result, MountResult); | |
1873 | ||
87f0e418 | 1874 | const UnitVTable mount_vtable = { |
7d17cfbc | 1875 | .object_size = sizeof(Mount), |
718db961 LP |
1876 | .exec_context_offset = offsetof(Mount, exec_context), |
1877 | .cgroup_context_offset = offsetof(Mount, cgroup_context), | |
1878 | .kill_context_offset = offsetof(Mount, kill_context), | |
613b411c | 1879 | .exec_runtime_offset = offsetof(Mount, exec_runtime), |
3ef63c31 | 1880 | |
f975e971 LP |
1881 | .sections = |
1882 | "Unit\0" | |
1883 | "Mount\0" | |
1884 | "Install\0", | |
4ad49000 | 1885 | .private_section = "Mount", |
71645aca | 1886 | |
e537352b | 1887 | .no_alias = true, |
9e2f7c11 | 1888 | .no_instances = true, |
e537352b LP |
1889 | |
1890 | .init = mount_init, | |
1891 | .load = mount_load, | |
034c6ed7 | 1892 | .done = mount_done, |
e537352b | 1893 | |
f50e0a01 LP |
1894 | .coldplug = mount_coldplug, |
1895 | ||
034c6ed7 | 1896 | .dump = mount_dump, |
5cb5a6ff | 1897 | |
e537352b LP |
1898 | .start = mount_start, |
1899 | .stop = mount_stop, | |
1900 | .reload = mount_reload, | |
1901 | ||
8a0867d6 LP |
1902 | .kill = mount_kill, |
1903 | ||
a16e1123 LP |
1904 | .serialize = mount_serialize, |
1905 | .deserialize_item = mount_deserialize_item, | |
1906 | ||
f50e0a01 | 1907 | .active_state = mount_active_state, |
10a94420 | 1908 | .sub_state_to_string = mount_sub_state_to_string, |
b08d03ff | 1909 | |
701cc384 LP |
1910 | .check_gc = mount_check_gc, |
1911 | ||
e537352b | 1912 | .sigchld_event = mount_sigchld_event, |
e537352b | 1913 | |
fdf20a31 | 1914 | .reset_failed = mount_reset_failed, |
5632e374 | 1915 | |
c4e2ceae | 1916 | .bus_interface = "org.freedesktop.systemd1.Mount", |
718db961 | 1917 | .bus_vtable = bus_mount_vtable, |
74c964d3 LP |
1918 | .bus_set_property = bus_mount_set_property, |
1919 | .bus_commit_properties = bus_mount_commit_properties, | |
4139c1b2 | 1920 | |
68db7a3b ZJS |
1921 | .get_timeout = mount_get_timeout, |
1922 | ||
0e252f6b TG |
1923 | .can_transient = true, |
1924 | ||
f50e0a01 | 1925 | .enumerate = mount_enumerate, |
c6918296 MS |
1926 | .shutdown = mount_shutdown, |
1927 | ||
1928 | .status_message_formats = { | |
1929 | .starting_stopping = { | |
1930 | [0] = "Mounting %s...", | |
1931 | [1] = "Unmounting %s...", | |
1932 | }, | |
1933 | .finished_start_job = { | |
1934 | [JOB_DONE] = "Mounted %s.", | |
1935 | [JOB_FAILED] = "Failed to mount %s.", | |
1936 | [JOB_DEPENDENCY] = "Dependency failed for %s.", | |
1937 | [JOB_TIMEOUT] = "Timed out mounting %s.", | |
1938 | }, | |
1939 | .finished_stop_job = { | |
1940 | [JOB_DONE] = "Unmounted %s.", | |
1941 | [JOB_FAILED] = "Failed unmounting %s.", | |
1942 | [JOB_TIMEOUT] = "Timed out unmounting %s.", | |
1943 | }, | |
1944 | }, | |
5cb5a6ff | 1945 | }; |