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[thirdparty/systemd.git] / src / automount.c
CommitLineData
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1/*-*- Mode: C; c-basic-offset: 8 -*-*/
2
a7334b09
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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
9 under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
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
16 General Public License for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with systemd; If not, see <http://www.gnu.org/licenses/>.
20***/
21
5cb5a6ff 22#include <errno.h>
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23#include <limits.h>
24#include <sys/mount.h>
25#include <unistd.h>
26#include <fcntl.h>
27#include <sys/epoll.h>
28#include <sys/stat.h>
29#include <linux/auto_fs4.h>
30#include <linux/auto_dev-ioctl.h>
5cb5a6ff 31
87f0e418 32#include "unit.h"
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33#include "automount.h"
34#include "load-fragment.h"
5cb5a6ff 35#include "load-dropin.h"
8d567588 36#include "unit-name.h"
4139c1b2 37#include "dbus-automount.h"
5cb5a6ff 38
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39static const UnitActiveState state_translation_table[_AUTOMOUNT_STATE_MAX] = {
40 [AUTOMOUNT_DEAD] = UNIT_INACTIVE,
41 [AUTOMOUNT_WAITING] = UNIT_ACTIVE,
42 [AUTOMOUNT_RUNNING] = UNIT_ACTIVE,
43 [AUTOMOUNT_MAINTAINANCE] = UNIT_INACTIVE,
44};
5cb5a6ff 45
a16e1123 46static int open_dev_autofs(Manager *m);
8d567588 47
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48static void automount_init(Unit *u) {
49 Automount *a = AUTOMOUNT(u);
5cb5a6ff 50
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51 assert(u);
52 assert(u->meta.load_state == UNIT_STUB);
53
54 a->pipe_watch.fd = a->pipe_fd = -1;
a16e1123 55 a->pipe_watch.type = WATCH_INVALID;
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56}
57
58static void repeat_unmout(const char *path) {
59 assert(path);
60
61 for (;;) {
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62 /* If there are multiple mounts on a mount point, this
63 * removes them all */
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64
65 if (umount2(path, MNT_DETACH) >= 0)
66 continue;
67
68 if (errno != EINVAL)
69 log_error("Failed to unmount: %m");
70
71 break;
72 }
73}
74
75static void unmount_autofs(Automount *a) {
76 assert(a);
77
78 if (a->pipe_fd < 0)
79 return;
80
81 automount_send_ready(a, -EHOSTDOWN);
82
83 unit_unwatch_fd(UNIT(a), &a->pipe_watch);
84 close_nointr_nofail(a->pipe_fd);
85 a->pipe_fd = -1;
86
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87 /* If we reload/reexecute things we keep the mount point
88 * around */
89 if (a->where &&
90 (UNIT(a)->meta.manager->exit_code != MANAGER_RELOAD &&
91 UNIT(a)->meta.manager->exit_code != MANAGER_REEXECUTE))
92 repeat_unmout(a->where);
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93}
94
95static void automount_done(Unit *u) {
96 Automount *a = AUTOMOUNT(u);
97
98 assert(a);
99
100 unmount_autofs(a);
e537352b 101 a->mount = NULL;
8d567588 102
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103 free(a->where);
104 a->where = NULL;
105
106 set_free(a->tokens);
107 a->tokens = NULL;
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108}
109
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110int automount_add_one_mount_link(Automount *a, Mount *m) {
111 int r;
112
113 assert(a);
114 assert(m);
115
116 if (a->meta.load_state != UNIT_LOADED ||
117 m->meta.load_state != UNIT_LOADED)
118 return 0;
119
120 if (!path_startswith(a->where, m->where))
121 return 0;
122
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123 if (path_equal(a->where, m->where))
124 return 0;
125
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126 if ((r = unit_add_dependency(UNIT(m), UNIT_BEFORE, UNIT(a), true)) < 0)
127 return r;
128
129 if ((r = unit_add_dependency(UNIT(a), UNIT_REQUIRES, UNIT(m), true)) < 0)
130 return r;
131
132 return 0;
133}
134
135static int automount_add_mount_links(Automount *a) {
136 Meta *other;
137 int r;
138
139 assert(a);
140
141 LIST_FOREACH(units_per_type, other, a->meta.manager->units_per_type[UNIT_MOUNT])
142 if ((r = automount_add_one_mount_link(a, (Mount*) other)) < 0)
143 return r;
144
145 return 0;
146}
147
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148static int automount_verify(Automount *a) {
149 bool b;
150 char *e;
151 assert(a);
152
153 if (UNIT(a)->meta.load_state != UNIT_LOADED)
154 return 0;
155
a16e1123 156 if (!(e = unit_name_from_path(a->where, ".automount")))
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157 return -ENOMEM;
158
159 b = unit_has_name(UNIT(a), e);
160 free(e);
161
162 if (!b) {
163 log_error("%s's Where setting doesn't match unit name. Refusing.", UNIT(a)->meta.id);
164 return -EINVAL;
165 }
166
167 return 0;
e537352b 168}
5cb5a6ff 169
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170static int automount_load(Unit *u) {
171 int r;
172 Automount *a = AUTOMOUNT(u);
23a177ef 173
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174 assert(u);
175 assert(u->meta.load_state == UNIT_STUB);
5cb5a6ff 176
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177 /* Load a .automount file */
178 if ((r = unit_load_fragment_and_dropin_optional(u)) < 0)
179 return r;
23a177ef 180
e537352b 181 if (u->meta.load_state == UNIT_LOADED) {
23a177ef 182
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183 if (!a->where)
184 if (!(a->where = unit_name_to_path(u->meta.id)))
185 return -ENOMEM;
186
187 path_kill_slashes(a->where);
188
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189 if ((r = automount_add_mount_links(a)) < 0)
190 return r;
191
e537352b 192 if ((r = unit_load_related_unit(u, ".mount", (Unit**) &a->mount)) < 0)
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193 return r;
194
701cc384 195 if ((r = unit_add_dependency(u, UNIT_BEFORE, UNIT(a->mount), true)) < 0)
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196 return r;
197 }
198
8d567588 199 return automount_verify(a);
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200}
201
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202static void automount_set_state(Automount *a, AutomountState state) {
203 AutomountState old_state;
e537352b 204 assert(a);
034c6ed7 205
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206 old_state = a->state;
207 a->state = state;
208
209 if (state != AUTOMOUNT_WAITING &&
210 state != AUTOMOUNT_RUNNING)
211 unmount_autofs(a);
212
213 if (state != old_state)
40d50879 214 log_debug("%s changed %s -> %s",
a16e1123
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215 UNIT(a)->meta.id,
216 automount_state_to_string(old_state),
217 automount_state_to_string(state));
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218
219 unit_notify(UNIT(a), state_translation_table[old_state], state_translation_table[state]);
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LP
220}
221
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222static int automount_coldplug(Unit *u) {
223 Automount *a = AUTOMOUNT(u);
224 int r;
225
226 assert(a);
227 assert(a->state == AUTOMOUNT_DEAD);
228
229 if (a->deserialized_state != a->state) {
230
231 if ((r = open_dev_autofs(u->meta.manager)) < 0)
232 return r;
233
234 if (a->deserialized_state == AUTOMOUNT_WAITING ||
235 a->deserialized_state == AUTOMOUNT_RUNNING) {
236
237 assert(a->pipe_fd >= 0);
238
239 if ((r = unit_watch_fd(UNIT(a), a->pipe_fd, EPOLLIN, &a->pipe_watch)) < 0)
240 return r;
241 }
242
243 automount_set_state(a, a->deserialized_state);
244 }
245
246 return 0;
247}
248
87f0e418 249static void automount_dump(Unit *u, FILE *f, const char *prefix) {
a16e1123 250 Automount *a = AUTOMOUNT(u);
5cb5a6ff 251
a16e1123 252 assert(a);
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253
254 fprintf(f,
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255 "%sAutomount State: %s\n"
256 "%sWhere: %s\n",
257 prefix, automount_state_to_string(a->state),
258 prefix, a->where);
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259}
260
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261static void automount_enter_dead(Automount *a, bool success) {
262 assert(a);
263
264 if (!success)
265 a->failure = true;
266
267 automount_set_state(a, a->failure ? AUTOMOUNT_MAINTAINANCE : AUTOMOUNT_DEAD);
268}
269
270static int open_dev_autofs(Manager *m) {
271 struct autofs_dev_ioctl param;
272
273 assert(m);
274
275 if (m->dev_autofs_fd >= 0)
276 return m->dev_autofs_fd;
277
a16e1123 278 if ((m->dev_autofs_fd = open("/dev/autofs", O_CLOEXEC|O_RDONLY)) < 0) {
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279
280 if (errno == ENOENT || errno == ENODEV) {
281 log_error("Your kernel apparently lacks built-in autofs4 support. Please fix that. "
282 "We'll now try to work around this by calling 'modprobe autofs4'...");
283 system("/sbin/modprobe -q -- autofs4");
284 m->dev_autofs_fd = open("/dev/autofs", O_CLOEXEC|O_RDONLY);
285 }
286
287 if (m->dev_autofs_fd < 0) {
288 log_error("Failed to open /dev/autofs: %s", strerror(errno));
289 return -errno;
290 }
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291 }
292
293 init_autofs_dev_ioctl(&param);
294 if (ioctl(m->dev_autofs_fd, AUTOFS_DEV_IOCTL_VERSION, &param) < 0) {
295 close_nointr_nofail(m->dev_autofs_fd);
296 m->dev_autofs_fd = -1;
297 return -errno;
298 }
299
300 log_debug("Autofs kernel version %i.%i", param.ver_major, param.ver_minor);
301
302 return m->dev_autofs_fd;
303}
304
305static int open_ioctl_fd(int dev_autofs_fd, const char *where, dev_t devid) {
306 struct autofs_dev_ioctl *param;
307 size_t l;
308 int r;
309
310 assert(dev_autofs_fd >= 0);
311 assert(where);
312
313 l = sizeof(struct autofs_dev_ioctl) + strlen(where) + 1;
314
315 if (!(param = malloc(l)))
316 return -ENOMEM;
317
318 init_autofs_dev_ioctl(param);
319 param->size = l;
320 param->ioctlfd = -1;
321 param->openmount.devid = devid;
322 strcpy(param->path, where);
323
324 if (ioctl(dev_autofs_fd, AUTOFS_DEV_IOCTL_OPENMOUNT, param) < 0) {
325 r = -errno;
326 goto finish;
327 }
328
329 if (param->ioctlfd < 0) {
330 r = -EIO;
331 goto finish;
332 }
333
a16e1123 334 fd_cloexec(param->ioctlfd, true);
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335 r = param->ioctlfd;
336
337finish:
338 free(param);
339 return r;
340}
341
342static int autofs_protocol(int dev_autofs_fd, int ioctl_fd) {
343 uint32_t major, minor;
344 struct autofs_dev_ioctl param;
345
346 assert(dev_autofs_fd >= 0);
347 assert(ioctl_fd >= 0);
348
349 init_autofs_dev_ioctl(&param);
350 param.ioctlfd = ioctl_fd;
351
352 if (ioctl(dev_autofs_fd, AUTOFS_DEV_IOCTL_PROTOVER, &param) < 0)
353 return -errno;
354
355 major = param.protover.version;
356
357 init_autofs_dev_ioctl(&param);
358 param.ioctlfd = ioctl_fd;
359
360 if (ioctl(dev_autofs_fd, AUTOFS_DEV_IOCTL_PROTOSUBVER, &param) < 0)
361 return -errno;
362
363 minor = param.protosubver.sub_version;
364
365 log_debug("Autofs protocol version %i.%i", major, minor);
366 return 0;
367}
368
369static int autofs_set_timeout(int dev_autofs_fd, int ioctl_fd, time_t sec) {
370 struct autofs_dev_ioctl param;
371
372 assert(dev_autofs_fd >= 0);
373 assert(ioctl_fd >= 0);
374
375 init_autofs_dev_ioctl(&param);
376 param.ioctlfd = ioctl_fd;
377 param.timeout.timeout = sec;
378
379 if (ioctl(dev_autofs_fd, AUTOFS_DEV_IOCTL_TIMEOUT, &param) < 0)
380 return -errno;
381
382 return 0;
383}
384
385static int autofs_send_ready(int dev_autofs_fd, int ioctl_fd, uint32_t token, int status) {
386 struct autofs_dev_ioctl param;
387
388 assert(dev_autofs_fd >= 0);
389 assert(ioctl_fd >= 0);
390
391 init_autofs_dev_ioctl(&param);
392 param.ioctlfd = ioctl_fd;
393
394 if (status) {
395 param.fail.token = token;
396 param.fail.status = status;
397 } else
398 param.ready.token = token;
399
400 if (ioctl(dev_autofs_fd, status ? AUTOFS_DEV_IOCTL_FAIL : AUTOFS_DEV_IOCTL_READY, &param) < 0)
401 return -errno;
402
403 return 0;
404}
405
406int automount_send_ready(Automount *a, int status) {
407 int ioctl_fd, r;
408 unsigned token;
409
410 assert(a);
411 assert(status <= 0);
412
413 if (set_isempty(a->tokens))
414 return 0;
415
416 if ((ioctl_fd = open_ioctl_fd(UNIT(a)->meta.manager->dev_autofs_fd, a->where, a->dev_id)) < 0) {
417 r = ioctl_fd;
418 goto fail;
419 }
420
421 if (status)
422 log_debug("Sending failure: %s", strerror(-status));
423 else
424 log_debug("Sending success.");
425
426 /* Autofs thankfully does not hand out 0 as a token */
427 while ((token = PTR_TO_UINT(set_steal_first(a->tokens)))) {
428 int k;
429
430 /* Autofs fun fact II:
431 *
432 * if you pass a positive status code here, the kernel will
433 * freeze! Yay! */
434
435 if ((k = autofs_send_ready(UNIT(a)->meta.manager->dev_autofs_fd,
436 ioctl_fd,
437 token,
438 status)) < 0)
439 r = k;
440 }
441
442 r = 0;
443
444fail:
445 if (ioctl_fd >= 0)
446 close_nointr_nofail(ioctl_fd);
447
448 return r;
449}
450
451static void automount_enter_waiting(Automount *a) {
452 int p[2] = { -1, -1 };
453 char name[32], options[128];
454 bool mounted = false;
455 int r, ioctl_fd = -1, dev_autofs_fd;
456 struct stat st;
457
458 assert(a);
459 assert(a->pipe_fd < 0);
460 assert(a->where);
461
462 if (a->tokens)
463 set_clear(a->tokens);
8d567588
LP
464
465 if ((dev_autofs_fd = open_dev_autofs(UNIT(a)->meta.manager)) < 0) {
466 r = dev_autofs_fd;
467 goto fail;
468 }
469
470 /* We knowingly ignore the results of this call */
471 mkdir_p(a->where, 0555);
472
a16e1123 473 if (pipe2(p, O_NONBLOCK|O_CLOEXEC) < 0) {
8d567588
LP
474 r = -errno;
475 goto fail;
476 }
477
478 snprintf(options, sizeof(options), "fd=%i,pgrp=%u,minproto=5,maxproto=5,direct", p[1], (unsigned) getpgrp());
479 char_array_0(options);
480
481 snprintf(name, sizeof(name), "systemd-%u", (unsigned) getpid());
482 char_array_0(name);
483
484 if (mount(name, a->where, "autofs", 0, options) < 0) {
485 r = -errno;
486 goto fail;
487 }
488
489 mounted = true;
490
491 close_nointr_nofail(p[1]);
492 p[1] = -1;
493
494 if (stat(a->where, &st) < 0) {
495 r = -errno;
496 goto fail;
497 }
498
499 if ((ioctl_fd = open_ioctl_fd(dev_autofs_fd, a->where, st.st_dev)) < 0) {
500 r = ioctl_fd;
501 goto fail;
502 }
503
504 if ((r = autofs_protocol(dev_autofs_fd, ioctl_fd)) < 0)
505 goto fail;
506
507 if ((r = autofs_set_timeout(dev_autofs_fd, ioctl_fd, 300)) < 0)
508 goto fail;
509
510 /* Autofs fun fact:
511 *
512 * Unless we close the ioctl fd here, for some weird reason
513 * the direct mount will not receive events from the
514 * kernel. */
515
516 close_nointr_nofail(ioctl_fd);
517 ioctl_fd = -1;
518
519 if ((r = unit_watch_fd(UNIT(a), p[0], EPOLLIN, &a->pipe_watch)) < 0)
520 goto fail;
521
522 a->pipe_fd = p[0];
523 a->dev_id = st.st_dev;
524
525 automount_set_state(a, AUTOMOUNT_WAITING);
526
527 return;
528
529fail:
530 assert_se(close_pipe(p) == 0);
531
532 if (ioctl_fd >= 0)
533 close_nointr_nofail(ioctl_fd);
534
535 if (mounted)
536 repeat_unmout(a->where);
537
538 log_error("Failed to initialize automounter: %s", strerror(-r));
539 automount_enter_dead(a, false);
540}
541
542static void automount_enter_runnning(Automount *a) {
543 int r;
544 struct stat st;
545
546 assert(a);
547 assert(a->mount);
548
549 /* Before we do anything, let's see if somebody is playing games with us? */
550
551 if (stat(a->where, &st) < 0) {
552 log_warning("%s failed stat automount point: %m", a->meta.id);
553 goto fail;
554 }
555
556 if (!S_ISDIR(st.st_mode) || st.st_dev != a->dev_id)
557 log_info("%s's automount point already active?", a->meta.id);
558 else if ((r = manager_add_job(UNIT(a)->meta.manager, JOB_START, UNIT(a->mount), JOB_REPLACE, true, NULL)) < 0) {
559 log_warning("%s failed to queue mount startup job: %s", a->meta.id, strerror(-r));
560 goto fail;
561 }
562
563 automount_set_state(a, AUTOMOUNT_RUNNING);
564 return;
565
566fail:
567 automount_enter_dead(a, false);
568}
569
570static int automount_start(Unit *u) {
571 Automount *a = AUTOMOUNT(u);
572
573 assert(a);
574
575 if (path_is_mount_point(a->where)) {
576 log_error("Path %s is already a mount point, refusing start for %s", a->where, u->meta.id);
577 return -EEXIST;
578 }
579
580 assert(a->state == AUTOMOUNT_DEAD || a->state == AUTOMOUNT_MAINTAINANCE);
581
582 a->failure = false;
583 automount_enter_waiting(a);
584 return 0;
585}
586
587static int automount_stop(Unit *u) {
588 Automount *a = AUTOMOUNT(u);
589
590 assert(a);
591
592 assert(a->state == AUTOMOUNT_WAITING || a->state == AUTOMOUNT_RUNNING);
593
594 automount_enter_dead(a, true);
595 return 0;
596}
597
a16e1123
LP
598static int automount_serialize(Unit *u, FILE *f, FDSet *fds) {
599 Automount *a = AUTOMOUNT(u);
600 void *p;
601 Iterator i;
602
603 assert(a);
604 assert(f);
605 assert(fds);
606
607 unit_serialize_item(u, f, "state", automount_state_to_string(a->state));
608 unit_serialize_item(u, f, "failure", yes_no(a->failure));
609 unit_serialize_item_format(u, f, "dev-id", "%u", (unsigned) a->dev_id);
610
611 SET_FOREACH(p, a->tokens, i)
612 unit_serialize_item_format(u, f, "token", "%u", PTR_TO_UINT(p));
613
614 if (a->pipe_fd >= 0) {
615 int copy;
616
617 if ((copy = fdset_put_dup(fds, a->pipe_fd)) < 0)
618 return copy;
619
620 unit_serialize_item_format(u, f, "pipe-fd", "%i", copy);
621 }
622
623 return 0;
624}
625
626static int automount_deserialize_item(Unit *u, const char *key, const char *value, FDSet *fds) {
627 Automount *a = AUTOMOUNT(u);
628 int r;
629
630 assert(a);
631 assert(fds);
632
633 if (streq(key, "state")) {
634 AutomountState state;
635
636 if ((state = automount_state_from_string(value)) < 0)
637 log_debug("Failed to parse state value %s", value);
638 else
639 a->deserialized_state = state;
640 } else if (streq(key, "failure")) {
641 int b;
642
643 if ((b = parse_boolean(value)) < 0)
644 log_debug("Failed to parse failure value %s", value);
645 else
646 a->failure = b || a->failure;
647 } else if (streq(key, "dev-id")) {
648 unsigned d;
649
650 if (safe_atou(value, &d) < 0)
651 log_debug("Failed to parse dev-id value %s", value);
652 else
653 a->dev_id = (unsigned) d;
654 } else if (streq(key, "token")) {
655 unsigned token;
656
657 if (safe_atou(value, &token) < 0)
658 log_debug("Failed to parse token value %s", value);
659 else {
660 if (!a->tokens)
661 if (!(a->tokens = set_new(trivial_hash_func, trivial_compare_func)))
662 return -ENOMEM;
663
664 if ((r = set_put(a->tokens, UINT_TO_PTR(token))) < 0)
665 return r;
666 }
667 } else if (streq(key, "pipe-fd")) {
668 int fd;
669
670 if (safe_atoi(value, &fd) < 0 || fd < 0 || !fdset_contains(fds, fd))
671 log_debug("Failed to parse pipe-fd value %s", value);
672 else {
673 if (a->pipe_fd >= 0)
674 close_nointr_nofail(a->pipe_fd);
675
676 a->pipe_fd = fdset_remove(fds, fd);
677 }
678 } else
679 log_debug("Unknown serialization key '%s'", key);
680
681 return 0;
682}
683
87f0e418 684static UnitActiveState automount_active_state(Unit *u) {
a16e1123 685 assert(u);
87f0e418 686
e537352b 687 return state_translation_table[AUTOMOUNT(u)->state];
5cb5a6ff
LP
688}
689
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LP
690static const char *automount_sub_state_to_string(Unit *u) {
691 assert(u);
692
a16e1123 693 return automount_state_to_string(AUTOMOUNT(u)->state);
10a94420
LP
694}
695
701cc384
LP
696static bool automount_check_gc(Unit *u) {
697 Automount *a = AUTOMOUNT(u);
698
699 assert(a);
700
701 return UNIT_VTABLE(UNIT(a->mount))->check_gc(UNIT(a->mount));
702}
703
8d567588 704static void automount_fd_event(Unit *u, int fd, uint32_t events, Watch *w) {
701cc384 705 Automount *a = AUTOMOUNT(u);
8d567588
LP
706 union autofs_v5_packet_union packet;
707 ssize_t l;
708 int r;
709
8d567588
LP
710 assert(a);
711 assert(fd == a->pipe_fd);
712
713 if (events != EPOLLIN) {
714 log_error("Got invalid poll event on pipe.");
715 goto fail;
716 }
717
718 if ((l = loop_read(a->pipe_fd, &packet, sizeof(packet))) != sizeof(packet)) {
719 log_error("Invalid read from pipe: %s", l < 0 ? strerror(-l) : "short read");
720 goto fail;
721 }
722
723 switch (packet.hdr.type) {
724
725 case autofs_ptype_missing_direct:
726 log_debug("Got direct mount request for %s", packet.v5_packet.name);
727
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LP
728 if (!a->tokens)
729 if (!(a->tokens = set_new(trivial_hash_func, trivial_compare_func))) {
730 log_error("Failed to allocate token set.");
731 goto fail;
732 }
733
8d567588
LP
734 if ((r = set_put(a->tokens, UINT_TO_PTR(packet.v5_packet.wait_queue_token))) < 0) {
735 log_error("Failed to remember token: %s", strerror(-r));
736 goto fail;
737 }
738
739 automount_enter_runnning(a);
740 break;
741
742 default:
743 log_error("Received unknown automount request %i", packet.hdr.type);
744 break;
745 }
746
747 return;
748
749fail:
750 automount_enter_dead(a, false);
751}
752
753static void automount_shutdown(Manager *m) {
754 assert(m);
755
756 if (m->dev_autofs_fd >= 0)
757 close_nointr_nofail(m->dev_autofs_fd);
758}
759
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LP
760static const char* const automount_state_table[_AUTOMOUNT_STATE_MAX] = {
761 [AUTOMOUNT_DEAD] = "dead",
762 [AUTOMOUNT_WAITING] = "waiting",
763 [AUTOMOUNT_RUNNING] = "running",
764 [AUTOMOUNT_MAINTAINANCE] = "maintainance"
765};
766
767DEFINE_STRING_TABLE_LOOKUP(automount_state, AutomountState);
768
87f0e418 769const UnitVTable automount_vtable = {
8d567588 770 .suffix = ".automount",
5cb5a6ff 771
e537352b 772 .no_alias = true,
8d567588 773 .no_instances = true,
e537352b 774
034c6ed7 775 .init = automount_init,
e537352b 776 .load = automount_load,
034c6ed7 777 .done = automount_done,
5cb5a6ff 778
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LP
779 .coldplug = automount_coldplug,
780
034c6ed7 781 .dump = automount_dump,
5cb5a6ff 782
8d567588
LP
783 .start = automount_start,
784 .stop = automount_stop,
785
a16e1123
LP
786 .serialize = automount_serialize,
787 .deserialize_item = automount_deserialize_item,
788
10a94420 789 .active_state = automount_active_state,
8d567588
LP
790 .sub_state_to_string = automount_sub_state_to_string,
791
701cc384
LP
792 .check_gc = automount_check_gc,
793
8d567588
LP
794 .fd_event = automount_fd_event,
795
4139c1b2
LP
796 .bus_message_handler = bus_automount_message_handler,
797
8d567588 798 .shutdown = automount_shutdown
5cb5a6ff 799};