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-rw-r--r--src/core/automount.c878
1 files changed, 0 insertions, 878 deletions
diff --git a/src/core/automount.c b/src/core/automount.c
deleted file mode 100644
index cec90cbb3..000000000
--- a/src/core/automount.c
+++ /dev/null
@@ -1,878 +0,0 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
-/***
- This file is part of systemd.
-
- Copyright 2010 Lennart Poettering
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <errno.h>
-#include <limits.h>
-#include <sys/mount.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <sys/epoll.h>
-#include <sys/stat.h>
-#include <linux/auto_fs4.h>
-#include <linux/auto_dev-ioctl.h>
-
-#include "unit.h"
-#include "automount.h"
-#include "mount.h"
-#include "unit-name.h"
-#include "special.h"
-#include "label.h"
-#include "mkdir.h"
-#include "path-util.h"
-#include "dbus-automount.h"
-#include "bus-util.h"
-#include "bus-error.h"
-
-static const UnitActiveState state_translation_table[_AUTOMOUNT_STATE_MAX] = {
- [AUTOMOUNT_DEAD] = UNIT_INACTIVE,
- [AUTOMOUNT_WAITING] = UNIT_ACTIVE,
- [AUTOMOUNT_RUNNING] = UNIT_ACTIVE,
- [AUTOMOUNT_FAILED] = UNIT_FAILED
-};
-
-static int open_dev_autofs(Manager *m);
-static int automount_dispatch_io(sd_event_source *s, int fd, uint32_t events, void *userdata);
-
-static void automount_init(Unit *u) {
- Automount *a = AUTOMOUNT(u);
-
- assert(u);
- assert(u->load_state == UNIT_STUB);
-
- a->pipe_fd = -1;
- a->directory_mode = 0755;
- UNIT(a)->ignore_on_isolate = true;
-}
-
-static void repeat_unmount(const char *path) {
- assert(path);
-
- for (;;) {
- /* If there are multiple mounts on a mount point, this
- * removes them all */
-
- if (umount2(path, MNT_DETACH) >= 0)
- continue;
-
- if (errno != EINVAL)
- log_error_errno(errno, "Failed to unmount: %m");
-
- break;
- }
-}
-
-static void unmount_autofs(Automount *a) {
- assert(a);
-
- if (a->pipe_fd < 0)
- return;
-
- automount_send_ready(a, -EHOSTDOWN);
-
- a->pipe_event_source = sd_event_source_unref(a->pipe_event_source);
- a->pipe_fd = safe_close(a->pipe_fd);
-
- /* If we reload/reexecute things we keep the mount point
- * around */
- if (a->where &&
- (UNIT(a)->manager->exit_code != MANAGER_RELOAD &&
- UNIT(a)->manager->exit_code != MANAGER_REEXECUTE))
- repeat_unmount(a->where);
-}
-
-static void automount_done(Unit *u) {
- Automount *a = AUTOMOUNT(u);
-
- assert(a);
-
- unmount_autofs(a);
-
- free(a->where);
- a->where = NULL;
-
- set_free(a->tokens);
- a->tokens = NULL;
-}
-
-static int automount_add_mount_links(Automount *a) {
- _cleanup_free_ char *parent = NULL;
- int r;
-
- assert(a);
-
- r = path_get_parent(a->where, &parent);
- if (r < 0)
- return r;
-
- return unit_require_mounts_for(UNIT(a), parent);
-}
-
-static int automount_add_default_dependencies(Automount *a) {
- int r;
-
- assert(a);
-
- if (UNIT(a)->manager->running_as != SYSTEMD_SYSTEM)
- return 0;
-
- r = unit_add_two_dependencies_by_name(UNIT(a), UNIT_BEFORE, UNIT_CONFLICTS, SPECIAL_UMOUNT_TARGET, NULL, true);
- if (r < 0)
- return r;
-
- return 0;
-}
-
-static int automount_verify(Automount *a) {
- bool b;
- _cleanup_free_ char *e = NULL;
- assert(a);
-
- if (UNIT(a)->load_state != UNIT_LOADED)
- return 0;
-
- if (path_equal(a->where, "/")) {
- log_unit_error(UNIT(a)->id, "Cannot have an automount unit for the root directory. Refusing.");
- return -EINVAL;
- }
-
- e = unit_name_from_path(a->where, ".automount");
- if (!e)
- return -ENOMEM;
-
- b = unit_has_name(UNIT(a), e);
-
- if (!b) {
- log_unit_error(UNIT(a)->id, "%s's Where setting doesn't match unit name. Refusing.", UNIT(a)->id);
- return -EINVAL;
- }
-
- return 0;
-}
-
-static int automount_load(Unit *u) {
- Automount *a = AUTOMOUNT(u);
- int r;
-
- assert(u);
- assert(u->load_state == UNIT_STUB);
-
- /* Load a .automount file */
- r = unit_load_fragment_and_dropin_optional(u);
- if (r < 0)
- return r;
-
- if (u->load_state == UNIT_LOADED) {
- Unit *x;
-
- if (!a->where) {
- a->where = unit_name_to_path(u->id);
- if (!a->where)
- return -ENOMEM;
- }
-
- path_kill_slashes(a->where);
-
- r = unit_load_related_unit(u, ".mount", &x);
- if (r < 0)
- return r;
-
- r = unit_add_two_dependencies(u, UNIT_BEFORE, UNIT_TRIGGERS, x, true);
- if (r < 0)
- return r;
-
- r = automount_add_mount_links(a);
- if (r < 0)
- return r;
-
- if (UNIT(a)->default_dependencies) {
- r = automount_add_default_dependencies(a);
- if (r < 0)
- return r;
- }
- }
-
- return automount_verify(a);
-}
-
-static void automount_set_state(Automount *a, AutomountState state) {
- AutomountState old_state;
- assert(a);
-
- old_state = a->state;
- a->state = state;
-
- if (state != AUTOMOUNT_WAITING &&
- state != AUTOMOUNT_RUNNING)
- unmount_autofs(a);
-
- if (state != old_state)
- log_unit_debug(UNIT(a)->id,
- "%s changed %s -> %s",
- UNIT(a)->id,
- automount_state_to_string(old_state),
- automount_state_to_string(state));
-
- unit_notify(UNIT(a), state_translation_table[old_state], state_translation_table[state], true);
-}
-
-static int automount_coldplug(Unit *u, Hashmap *deferred_work) {
- Automount *a = AUTOMOUNT(u);
- int r;
-
- assert(a);
- assert(a->state == AUTOMOUNT_DEAD);
-
- if (a->deserialized_state != a->state) {
-
- r = open_dev_autofs(u->manager);
- if (r < 0)
- return r;
-
- if (a->deserialized_state == AUTOMOUNT_WAITING ||
- a->deserialized_state == AUTOMOUNT_RUNNING) {
-
- assert(a->pipe_fd >= 0);
-
- r = sd_event_add_io(u->manager->event, &a->pipe_event_source, a->pipe_fd, EPOLLIN, automount_dispatch_io, u);
- if (r < 0)
- return r;
- }
-
- automount_set_state(a, a->deserialized_state);
- }
-
- return 0;
-}
-
-static void automount_dump(Unit *u, FILE *f, const char *prefix) {
- Automount *a = AUTOMOUNT(u);
-
- assert(a);
-
- fprintf(f,
- "%sAutomount State: %s\n"
- "%sResult: %s\n"
- "%sWhere: %s\n"
- "%sDirectoryMode: %04o\n",
- prefix, automount_state_to_string(a->state),
- prefix, automount_result_to_string(a->result),
- prefix, a->where,
- prefix, a->directory_mode);
-}
-
-static void automount_enter_dead(Automount *a, AutomountResult f) {
- assert(a);
-
- if (f != AUTOMOUNT_SUCCESS)
- a->result = f;
-
- automount_set_state(a, a->result != AUTOMOUNT_SUCCESS ? AUTOMOUNT_FAILED : AUTOMOUNT_DEAD);
-}
-
-static int open_dev_autofs(Manager *m) {
- struct autofs_dev_ioctl param;
-
- assert(m);
-
- if (m->dev_autofs_fd >= 0)
- return m->dev_autofs_fd;
-
- label_fix("/dev/autofs", false, false);
-
- m->dev_autofs_fd = open("/dev/autofs", O_CLOEXEC|O_RDONLY);
- if (m->dev_autofs_fd < 0)
- return log_error_errno(errno, "Failed to open /dev/autofs: %m");
-
- init_autofs_dev_ioctl(&param);
- if (ioctl(m->dev_autofs_fd, AUTOFS_DEV_IOCTL_VERSION, &param) < 0) {
- m->dev_autofs_fd = safe_close(m->dev_autofs_fd);
- return -errno;
- }
-
- log_debug("Autofs kernel version %i.%i", param.ver_major, param.ver_minor);
-
- return m->dev_autofs_fd;
-}
-
-static int open_ioctl_fd(int dev_autofs_fd, const char *where, dev_t devid) {
- struct autofs_dev_ioctl *param;
- size_t l;
-
- assert(dev_autofs_fd >= 0);
- assert(where);
-
- l = sizeof(struct autofs_dev_ioctl) + strlen(where) + 1;
- param = alloca(l);
-
- init_autofs_dev_ioctl(param);
- param->size = l;
- param->ioctlfd = -1;
- param->openmount.devid = devid;
- strcpy(param->path, where);
-
- if (ioctl(dev_autofs_fd, AUTOFS_DEV_IOCTL_OPENMOUNT, param) < 0)
- return -errno;
-
- if (param->ioctlfd < 0)
- return -EIO;
-
- fd_cloexec(param->ioctlfd, true);
- return param->ioctlfd;
-}
-
-static int autofs_protocol(int dev_autofs_fd, int ioctl_fd) {
- uint32_t major, minor;
- struct autofs_dev_ioctl param;
-
- assert(dev_autofs_fd >= 0);
- assert(ioctl_fd >= 0);
-
- init_autofs_dev_ioctl(&param);
- param.ioctlfd = ioctl_fd;
-
- if (ioctl(dev_autofs_fd, AUTOFS_DEV_IOCTL_PROTOVER, &param) < 0)
- return -errno;
-
- major = param.protover.version;
-
- init_autofs_dev_ioctl(&param);
- param.ioctlfd = ioctl_fd;
-
- if (ioctl(dev_autofs_fd, AUTOFS_DEV_IOCTL_PROTOSUBVER, &param) < 0)
- return -errno;
-
- minor = param.protosubver.sub_version;
-
- log_debug("Autofs protocol version %i.%i", major, minor);
- return 0;
-}
-
-static int autofs_set_timeout(int dev_autofs_fd, int ioctl_fd, time_t sec) {
- struct autofs_dev_ioctl param;
-
- assert(dev_autofs_fd >= 0);
- assert(ioctl_fd >= 0);
-
- init_autofs_dev_ioctl(&param);
- param.ioctlfd = ioctl_fd;
- param.timeout.timeout = sec;
-
- if (ioctl(dev_autofs_fd, AUTOFS_DEV_IOCTL_TIMEOUT, &param) < 0)
- return -errno;
-
- return 0;
-}
-
-static int autofs_send_ready(int dev_autofs_fd, int ioctl_fd, uint32_t token, int status) {
- struct autofs_dev_ioctl param;
-
- assert(dev_autofs_fd >= 0);
- assert(ioctl_fd >= 0);
-
- init_autofs_dev_ioctl(&param);
- param.ioctlfd = ioctl_fd;
-
- if (status) {
- param.fail.token = token;
- param.fail.status = status;
- } else
- param.ready.token = token;
-
- if (ioctl(dev_autofs_fd, status ? AUTOFS_DEV_IOCTL_FAIL : AUTOFS_DEV_IOCTL_READY, &param) < 0)
- return -errno;
-
- return 0;
-}
-
-int automount_send_ready(Automount *a, int status) {
- _cleanup_close_ int ioctl_fd = -1;
- unsigned token;
- int r;
-
- assert(a);
- assert(status <= 0);
-
- if (set_isempty(a->tokens))
- return 0;
-
- ioctl_fd = open_ioctl_fd(UNIT(a)->manager->dev_autofs_fd, a->where, a->dev_id);
- if (ioctl_fd < 0)
- return ioctl_fd;
-
- if (status)
- log_unit_debug_errno(UNIT(a)->id, status, "Sending failure: %m");
- else
- log_unit_debug(UNIT(a)->id, "Sending success.");
-
- r = 0;
-
- /* Autofs thankfully does not hand out 0 as a token */
- while ((token = PTR_TO_UINT(set_steal_first(a->tokens)))) {
- int k;
-
- /* Autofs fun fact II:
- *
- * if you pass a positive status code here, the kernel will
- * freeze! Yay! */
-
- k = autofs_send_ready(UNIT(a)->manager->dev_autofs_fd,
- ioctl_fd,
- token,
- status);
- if (k < 0)
- r = k;
- }
-
- return r;
-}
-
-static void automount_enter_waiting(Automount *a) {
- _cleanup_close_ int ioctl_fd = -1;
- int p[2] = { -1, -1 };
- char name[sizeof("systemd-")-1 + DECIMAL_STR_MAX(pid_t) + 1];
- char options[sizeof("fd=,pgrp=,minproto=5,maxproto=5,direct")-1
- + DECIMAL_STR_MAX(int) + DECIMAL_STR_MAX(gid_t) + 1];
- bool mounted = false;
- int r, dev_autofs_fd;
- struct stat st;
-
- assert(a);
- assert(a->pipe_fd < 0);
- assert(a->where);
-
- if (a->tokens)
- set_clear(a->tokens);
-
- dev_autofs_fd = open_dev_autofs(UNIT(a)->manager);
- if (dev_autofs_fd < 0) {
- r = dev_autofs_fd;
- goto fail;
- }
-
- /* We knowingly ignore the results of this call */
- mkdir_p_label(a->where, 0555);
-
- warn_if_dir_nonempty(a->meta.id, a->where);
-
- if (pipe2(p, O_NONBLOCK|O_CLOEXEC) < 0) {
- r = -errno;
- goto fail;
- }
-
- xsprintf(options, "fd=%i,pgrp="PID_FMT",minproto=5,maxproto=5,direct", p[1], getpgrp());
- xsprintf(name, "systemd-"PID_FMT, getpid());
- if (mount(name, a->where, "autofs", 0, options) < 0) {
- r = -errno;
- goto fail;
- }
-
- mounted = true;
-
- p[1] = safe_close(p[1]);
-
- if (stat(a->where, &st) < 0) {
- r = -errno;
- goto fail;
- }
-
- ioctl_fd = open_ioctl_fd(dev_autofs_fd, a->where, st.st_dev);
- if (ioctl_fd < 0) {
- r = ioctl_fd;
- goto fail;
- }
-
- r = autofs_protocol(dev_autofs_fd, ioctl_fd);
- if (r < 0)
- goto fail;
-
- r = autofs_set_timeout(dev_autofs_fd, ioctl_fd, 300);
- if (r < 0)
- goto fail;
-
- /* Autofs fun fact:
- *
- * Unless we close the ioctl fd here, for some weird reason
- * the direct mount will not receive events from the
- * kernel. */
-
- r = sd_event_add_io(UNIT(a)->manager->event, &a->pipe_event_source, p[0], EPOLLIN, automount_dispatch_io, a);
- if (r < 0)
- goto fail;
-
- a->pipe_fd = p[0];
- a->dev_id = st.st_dev;
-
- automount_set_state(a, AUTOMOUNT_WAITING);
-
- return;
-
-fail:
- safe_close_pair(p);
-
- if (mounted)
- repeat_unmount(a->where);
-
- log_unit_error(UNIT(a)->id,
- "Failed to initialize automounter: %s", strerror(-r));
- automount_enter_dead(a, AUTOMOUNT_FAILURE_RESOURCES);
-}
-
-static void automount_enter_runnning(Automount *a) {
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
- struct stat st;
- int r;
-
- assert(a);
-
- /* We don't take mount requests anymore if we are supposed to
- * shut down anyway */
- if (unit_stop_pending(UNIT(a))) {
- log_unit_debug(UNIT(a)->id,
- "Suppressing automount request on %s since unit stop is scheduled.", UNIT(a)->id);
- automount_send_ready(a, -EHOSTDOWN);
- return;
- }
-
- mkdir_p_label(a->where, a->directory_mode);
-
- /* Before we do anything, let's see if somebody is playing games with us? */
- if (lstat(a->where, &st) < 0) {
- log_unit_warning(UNIT(a)->id,
- "%s failed to stat automount point: %m", UNIT(a)->id);
- goto fail;
- }
-
- if (!S_ISDIR(st.st_mode) || st.st_dev != a->dev_id)
- log_unit_info(UNIT(a)->id,
- "%s's automount point already active?", UNIT(a)->id);
- else {
- r = manager_add_job(UNIT(a)->manager, JOB_START, UNIT_TRIGGER(UNIT(a)),
- JOB_REPLACE, true, &error, NULL);
- if (r < 0) {
- log_unit_warning(UNIT(a)->id,
- "%s failed to queue mount startup job: %s",
- UNIT(a)->id, bus_error_message(&error, r));
- goto fail;
- }
- }
-
- automount_set_state(a, AUTOMOUNT_RUNNING);
- return;
-
-fail:
- automount_enter_dead(a, AUTOMOUNT_FAILURE_RESOURCES);
-}
-
-static int automount_start(Unit *u) {
- Automount *a = AUTOMOUNT(u);
-
- assert(a);
- assert(a->state == AUTOMOUNT_DEAD || a->state == AUTOMOUNT_FAILED);
-
- if (path_is_mount_point(a->where, false)) {
- log_unit_error(u->id,
- "Path %s is already a mount point, refusing start for %s",
- a->where, u->id);
- return -EEXIST;
- }
-
- if (UNIT_TRIGGER(u)->load_state != UNIT_LOADED)
- return -ENOENT;
-
- a->result = AUTOMOUNT_SUCCESS;
- automount_enter_waiting(a);
- return 1;
-}
-
-static int automount_stop(Unit *u) {
- Automount *a = AUTOMOUNT(u);
-
- assert(a);
- assert(a->state == AUTOMOUNT_WAITING || a->state == AUTOMOUNT_RUNNING);
-
- automount_enter_dead(a, AUTOMOUNT_SUCCESS);
- return 1;
-}
-
-static int automount_serialize(Unit *u, FILE *f, FDSet *fds) {
- Automount *a = AUTOMOUNT(u);
- void *p;
- Iterator i;
-
- assert(a);
- assert(f);
- assert(fds);
-
- unit_serialize_item(u, f, "state", automount_state_to_string(a->state));
- unit_serialize_item(u, f, "result", automount_result_to_string(a->result));
- unit_serialize_item_format(u, f, "dev-id", "%u", (unsigned) a->dev_id);
-
- SET_FOREACH(p, a->tokens, i)
- unit_serialize_item_format(u, f, "token", "%u", PTR_TO_UINT(p));
-
- if (a->pipe_fd >= 0) {
- int copy;
-
- copy = fdset_put_dup(fds, a->pipe_fd);
- if (copy < 0)
- return copy;
-
- unit_serialize_item_format(u, f, "pipe-fd", "%i", copy);
- }
-
- return 0;
-}
-
-static int automount_deserialize_item(Unit *u, const char *key, const char *value, FDSet *fds) {
- Automount *a = AUTOMOUNT(u);
- int r;
-
- assert(a);
- assert(fds);
-
- if (streq(key, "state")) {
- AutomountState state;
-
- state = automount_state_from_string(value);
- if (state < 0)
- log_unit_debug(u->id, "Failed to parse state value %s", value);
- else
- a->deserialized_state = state;
- } else if (streq(key, "result")) {
- AutomountResult f;
-
- f = automount_result_from_string(value);
- if (f < 0)
- log_unit_debug(u->id, "Failed to parse result value %s", value);
- else if (f != AUTOMOUNT_SUCCESS)
- a->result = f;
-
- } else if (streq(key, "dev-id")) {
- unsigned d;
-
- if (safe_atou(value, &d) < 0)
- log_unit_debug(u->id, "Failed to parse dev-id value %s", value);
- else
- a->dev_id = (unsigned) d;
- } else if (streq(key, "token")) {
- unsigned token;
-
- if (safe_atou(value, &token) < 0)
- log_unit_debug(u->id, "Failed to parse token value %s", value);
- else {
- if (!a->tokens)
- if (!(a->tokens = set_new(NULL)))
- return -ENOMEM;
-
- r = set_put(a->tokens, UINT_TO_PTR(token));
- if (r < 0)
- return r;
- }
- } else if (streq(key, "pipe-fd")) {
- int fd;
-
- if (safe_atoi(value, &fd) < 0 || fd < 0 || !fdset_contains(fds, fd))
- log_unit_debug(u->id, "Failed to parse pipe-fd value %s", value);
- else {
- safe_close(a->pipe_fd);
- a->pipe_fd = fdset_remove(fds, fd);
- }
- } else
- log_unit_debug(u->id, "Unknown serialization key '%s'", key);
-
- return 0;
-}
-
-static UnitActiveState automount_active_state(Unit *u) {
- assert(u);
-
- return state_translation_table[AUTOMOUNT(u)->state];
-}
-
-static const char *automount_sub_state_to_string(Unit *u) {
- assert(u);
-
- return automount_state_to_string(AUTOMOUNT(u)->state);
-}
-
-static bool automount_check_gc(Unit *u) {
- assert(u);
-
- if (!UNIT_TRIGGER(u))
- return false;
-
- return UNIT_VTABLE(UNIT_TRIGGER(u))->check_gc(UNIT_TRIGGER(u));
-}
-
-static int automount_dispatch_io(sd_event_source *s, int fd, uint32_t events, void *userdata) {
- union autofs_v5_packet_union packet;
- Automount *a = AUTOMOUNT(userdata);
- int r;
-
- assert(a);
- assert(fd == a->pipe_fd);
-
- if (events != EPOLLIN) {
- log_unit_error(UNIT(a)->id, "Got invalid poll event on pipe.");
- goto fail;
- }
-
- r = loop_read_exact(a->pipe_fd, &packet, sizeof(packet), true);
- if (r < 0) {
- log_unit_error_errno(UNIT(a)->id, r, "Invalid read from pipe: %m");
- goto fail;
- }
-
- switch (packet.hdr.type) {
-
- case autofs_ptype_missing_direct:
-
- if (packet.v5_packet.pid > 0) {
- _cleanup_free_ char *p = NULL;
-
- get_process_comm(packet.v5_packet.pid, &p);
- log_unit_info(UNIT(a)->id,
- "Got automount request for %s, triggered by %"PRIu32" (%s)",
- a->where, packet.v5_packet.pid, strna(p));
- } else
- log_unit_debug(UNIT(a)->id, "Got direct mount request on %s", a->where);
-
- r = set_ensure_allocated(&a->tokens, NULL);
- if (r < 0) {
- log_unit_error(UNIT(a)->id, "Failed to allocate token set.");
- goto fail;
- }
-
- r = set_put(a->tokens, UINT_TO_PTR(packet.v5_packet.wait_queue_token));
- if (r < 0) {
- log_unit_error_errno(UNIT(a)->id, r, "Failed to remember token: %m");
- goto fail;
- }
-
- automount_enter_runnning(a);
- break;
-
- default:
- log_unit_error(UNIT(a)->id, "Received unknown automount request %i", packet.hdr.type);
- break;
- }
-
- return 0;
-
-fail:
- automount_enter_dead(a, AUTOMOUNT_FAILURE_RESOURCES);
- return 0;
-}
-
-static void automount_shutdown(Manager *m) {
- assert(m);
-
- m->dev_autofs_fd = safe_close(m->dev_autofs_fd);
-}
-
-static void automount_reset_failed(Unit *u) {
- Automount *a = AUTOMOUNT(u);
-
- assert(a);
-
- if (a->state == AUTOMOUNT_FAILED)
- automount_set_state(a, AUTOMOUNT_DEAD);
-
- a->result = AUTOMOUNT_SUCCESS;
-}
-
-static bool automount_supported(Manager *m) {
- static int supported = -1;
-
- assert(m);
-
- if (supported < 0)
- supported = access("/dev/autofs", F_OK) >= 0;
-
- return supported;
-}
-
-static const char* const automount_state_table[_AUTOMOUNT_STATE_MAX] = {
- [AUTOMOUNT_DEAD] = "dead",
- [AUTOMOUNT_WAITING] = "waiting",
- [AUTOMOUNT_RUNNING] = "running",
- [AUTOMOUNT_FAILED] = "failed"
-};
-
-DEFINE_STRING_TABLE_LOOKUP(automount_state, AutomountState);
-
-static const char* const automount_result_table[_AUTOMOUNT_RESULT_MAX] = {
- [AUTOMOUNT_SUCCESS] = "success",
- [AUTOMOUNT_FAILURE_RESOURCES] = "resources"
-};
-
-DEFINE_STRING_TABLE_LOOKUP(automount_result, AutomountResult);
-
-const UnitVTable automount_vtable = {
- .object_size = sizeof(Automount),
-
- .sections =
- "Unit\0"
- "Automount\0"
- "Install\0",
-
- .no_alias = true,
- .no_instances = true,
-
- .init = automount_init,
- .load = automount_load,
- .done = automount_done,
-
- .coldplug = automount_coldplug,
-
- .dump = automount_dump,
-
- .start = automount_start,
- .stop = automount_stop,
-
- .serialize = automount_serialize,
- .deserialize_item = automount_deserialize_item,
-
- .active_state = automount_active_state,
- .sub_state_to_string = automount_sub_state_to_string,
-
- .check_gc = automount_check_gc,
-
- .reset_failed = automount_reset_failed,
-
- .bus_interface = "org.freedesktop.systemd1.Automount",
- .bus_vtable = bus_automount_vtable,
-
- .shutdown = automount_shutdown,
- .supported = automount_supported,
-
- .status_message_formats = {
- .finished_start_job = {
- [JOB_DONE] = "Set up automount %s.",
- [JOB_FAILED] = "Failed to set up automount %s.",
- [JOB_DEPENDENCY] = "Dependency failed for %s.",
- },
- .finished_stop_job = {
- [JOB_DONE] = "Unset automount %s.",
- [JOB_FAILED] = "Failed to unset automount %s.",
- },
- },
-};