#include "bus-common-errors.h"
#include "exit-status.h"
#include "def.h"
+#include "fstab-util.h"
#define RETRY_UMOUNT_MAX 32
static int mount_dispatch_io(sd_event_source *source, int fd, uint32_t revents, void *userdata);
static bool mount_needs_network(const char *options, const char *fstype) {
- if (mount_test_option(options, "_netdev"))
+ if (fstab_test_option(options, "_netdev\0"))
return true;
if (fstype && fstype_is_network(fstype))
static bool mount_is_bind(const MountParameters *p) {
assert(p);
- if (mount_test_option(p->options, "bind"))
+ if (fstab_test_option(p->options, "bind\0" "rbind\0"))
return true;
- if (p->fstype && streq(p->fstype, "bind"))
- return true;
-
- if (mount_test_option(p->options, "rbind"))
- return true;
-
- if (p->fstype && streq(p->fstype, "rbind"))
+ if (p->fstype && STR_IN_SET(p->fstype, "bind", "rbind"))
return true;
return false;
static bool mount_is_auto(const MountParameters *p) {
assert(p);
- return !mount_test_option(p->options, "noauto");
+ return !fstab_test_option(p->options, "noauto\0");
}
static bool needs_quota(const MountParameters *p) {
if (mount_is_bind(p))
return false;
- return mount_test_option(p->options, "usrquota") ||
- mount_test_option(p->options, "grpquota") ||
- mount_test_option(p->options, "quota") ||
- mount_test_option(p->options, "usrjquota") ||
- mount_test_option(p->options, "grpjquota");
+ return fstab_test_option(p->options,
+ "usrquota\0" "grpquota\0" "quota\0" "usrjquota\0" "grpjquota\0");
}
static void mount_init(Unit *u) {
assert(m);
- p = get_mount_parameters_fragment(m);
+ p = get_mount_parameters(m);
if (!p)
return 0;
return false;
p = get_mount_parameters(m);
- if (p && mount_test_option(p->options, "x-initrd.mount") &&
+ if (p && fstab_test_option(p->options, "x-initrd.mount\0") &&
!in_initrd())
return false;
if (UNIT(m)->manager->running_as != SYSTEMD_SYSTEM)
return 0;
- p = get_mount_parameters(m);
-
- if (!p)
+ /* We do not add any default dependencies to / and /usr, since
+ * they are guaranteed to stay mounted the whole time, since
+ * our system is on it. Also, don't bother with anything
+ * mounted below virtual file systems, it's also going to be
+ * virtual, and hence not worth the effort. */
+ if (path_equal(m->where, "/") ||
+ path_equal(m->where, "/usr") ||
+ path_startswith(m->where, "/proc") ||
+ path_startswith(m->where, "/sys") ||
+ path_startswith(m->where, "/dev"))
return 0;
- if (path_equal(m->where, "/") ||
- path_equal(m->where, "/usr"))
+ p = get_mount_parameters(m);
+ if (!p)
return 0;
if (mount_is_network(p)) {
m->control_command_id = MOUNT_EXEC_UNMOUNT;
m->control_command = m->exec_command + MOUNT_EXEC_UNMOUNT;
- r = exec_command_set(m->control_command,
- "/bin/umount",
- "-n",
- m->where,
- NULL);
+ r = exec_command_set(m->control_command, "/bin/umount", m->where, NULL);
+ if (r >= 0 && UNIT(m)->manager->running_as == SYSTEMD_SYSTEM)
+ r = exec_command_append(m->control_command, "-n", NULL);
if (r < 0)
goto fail;
if (r < 0)
goto fail;
- if (m->from_fragment)
- r = exec_command_set(
- m->control_command,
- "/bin/mount",
- m->sloppy_options ? "-ns" : "-n",
- m->parameters_fragment.what,
- m->where,
- "-t", m->parameters_fragment.fstype ? m->parameters_fragment.fstype : "auto",
- m->parameters_fragment.options ? "-o" : NULL, m->parameters_fragment.options,
- NULL);
- else
+ if (m->from_fragment) {
+ _cleanup_free_ char *opts = NULL;
+
+ r = fstab_filter_options(m->parameters_fragment.options,
+ "nofail\0" "noauto\0" "auto\0", NULL, NULL, &opts);
+ if (r < 0)
+ goto fail;
+
+ r = exec_command_set(m->control_command, "/bin/mount",
+ m->parameters_fragment.what, m->where, NULL);
+ if (r >= 0 && UNIT(m)->manager->running_as == SYSTEMD_SYSTEM)
+ r = exec_command_append(m->control_command, "-n", NULL);
+ if (r >= 0 && m->sloppy_options)
+ r = exec_command_append(m->control_command, "-s", NULL);
+ if (r >= 0 && m->parameters_fragment.fstype)
+ r = exec_command_append(m->control_command, "-t", m->parameters_fragment.fstype, NULL);
+ if (r >= 0 && !isempty(opts))
+ r = exec_command_append(m->control_command, "-o", opts, NULL);
+ } else
r = -ENOENT;
if (r < 0)
else
o = "remount";
- r = exec_command_set(
- m->control_command,
- "/bin/mount",
- m->sloppy_options ? "-ns" : "-n",
- m->parameters_fragment.what,
- m->where,
- "-t", m->parameters_fragment.fstype ? m->parameters_fragment.fstype : "auto",
- "-o", o,
- NULL);
+ r = exec_command_set(m->control_command, "/bin/mount",
+ m->parameters_fragment.what, m->where,
+ "-o", o, NULL);
+ if (r >= 0 && UNIT(m)->manager->running_as == SYSTEMD_SYSTEM)
+ r = exec_command_append(m->control_command, "-n", NULL);
+ if (r >= 0 && m->sloppy_options)
+ r = exec_command_append(m->control_command, "-s", NULL);
+ if (r >= 0 && m->parameters_fragment.fstype)
+ r = exec_command_append(m->control_command, "-t", m->parameters_fragment.fstype, NULL);
} else
r = -ENOENT;
m->reload_result = MOUNT_SUCCESS;
mount_enter_mounting(m);
- return 0;
+ return 1;
}
static int mount_stop(Unit *u) {
m->state == MOUNT_REMOUNTING_SIGKILL);
mount_enter_unmounting(m);
- return 0;
+ return 1;
}
static int mount_reload(Unit *u) {
* internal behaviour of libmount here. */
for (;;) {
- uint8_t buffer[INOTIFY_EVENT_MAX] _alignas_(struct inotify_event);
+ union inotify_event_buffer buffer;
struct inotify_event *e;
ssize_t l;
- l = read(fd, buffer, sizeof(buffer));
+ l = read(fd, &buffer, sizeof(buffer));
if (l < 0) {
if (errno == EAGAIN || errno == EINTR)
break;