#include "unit-name.h"
#include "mount.h"
#include "dbus-mount.h"
+#include "special.h"
static const UnitActiveState state_translation_table[_MOUNT_STATE_MAX] = {
[MOUNT_DEAD] = UNIT_INACTIVE,
[MOUNT_MOUNTING] = UNIT_ACTIVATING,
[MOUNT_MOUNTING_DONE] = UNIT_ACTIVE,
[MOUNT_MOUNTED] = UNIT_ACTIVE,
- [MOUNT_REMOUNTING] = UNIT_ACTIVE_RELOADING,
+ [MOUNT_REMOUNTING] = UNIT_RELOADING,
[MOUNT_UNMOUNTING] = UNIT_DEACTIVATING,
[MOUNT_MOUNTING_SIGTERM] = UNIT_DEACTIVATING,
[MOUNT_MOUNTING_SIGKILL] = UNIT_DEACTIVATING,
- [MOUNT_REMOUNTING_SIGTERM] = UNIT_ACTIVE_RELOADING,
- [MOUNT_REMOUNTING_SIGKILL] = UNIT_ACTIVE_RELOADING,
+ [MOUNT_REMOUNTING_SIGTERM] = UNIT_RELOADING,
+ [MOUNT_REMOUNTING_SIGKILL] = UNIT_RELOADING,
[MOUNT_UNMOUNTING_SIGTERM] = UNIT_DEACTIVATING,
[MOUNT_UNMOUNTING_SIGKILL] = UNIT_DEACTIVATING,
- [MOUNT_MAINTAINANCE] = UNIT_INACTIVE,
+ [MOUNT_MAINTENANCE] = UNIT_MAINTENANCE
};
static void mount_init(Unit *u) {
assert(u->meta.load_state == UNIT_STUB);
m->timeout_usec = DEFAULT_TIMEOUT_USEC;
+ m->directory_mode = 0755;
+
exec_context_init(&m->exec_context);
/* We need to make sure that /bin/mount is always called in
* the same process group as us, so that the autofs kernel
* side doesn't send us another mount request while we are
* already trying to comply its last one. */
- m->exec_context.no_setsid = true;
+ m->exec_context.same_pgrp = true;
m->timer_watch.type = WATCH_INVALID;
else
target = SPECIAL_LOCAL_FS_TARGET;
- if ((r = manager_load_unit(UNIT(m)->meta.manager, target, NULL, &tu)) < 0)
+ if ((r = manager_load_unit(m->meta.manager, target, NULL, NULL, &tu)) < 0)
return r;
- if (automount && m->meta.manager->running_as != MANAGER_SESSION) {
+ if (automount && m->meta.manager->running_as == MANAGER_SYSTEM) {
Unit *am;
if ((r = unit_load_related_unit(UNIT(m), ".automount", &am)) < 0)
return r;
- if ((r = unit_add_dependency(tu, UNIT_WANTS, UNIT(am), true)) < 0)
- return r;
-
- return unit_add_dependency(UNIT(am), UNIT_BEFORE, tu, true);
-
+ return unit_add_two_dependencies(tu, UNIT_AFTER, UNIT_WANTS, UNIT(am), true);
} else {
if (!noauto && handle)
- if (user || m->meta.manager->running_as != MANAGER_SESSION)
+ if (user || m->meta.manager->running_as == MANAGER_SYSTEM)
if ((r = unit_add_dependency(tu, UNIT_WANTS, UNIT(m), true)) < 0)
return r;
}
}
+static int mount_add_default_dependencies(Mount *m) {
+ int r;
+
+ assert(m);
+
+ if (m->meta.manager->running_as == MANAGER_SYSTEM &&
+ !path_equal(m->where, "/")) {
+
+ if ((r = unit_add_dependency_by_name(UNIT(m), UNIT_AFTER, SPECIAL_FSCK_TARGET, NULL, true)) < 0)
+ return r;
+
+ if ((r = unit_add_two_dependencies_by_name(UNIT(m), UNIT_BEFORE, UNIT_CONFLICTS, SPECIAL_UMOUNT_TARGET, NULL, true)) < 0)
+ return r;
+ }
+
+ return 0;
+}
+
static int mount_verify(Mount *m) {
bool b;
char *e;
free(e);
if (!b) {
- log_error("%s's Where setting doesn't match unit name. Refusing.", UNIT(m)->meta.id);
+ log_error("%s's Where setting doesn't match unit name. Refusing.", m->meta.id);
return -EINVAL;
}
if (m->meta.fragment_path && !m->parameters_fragment.what) {
- log_error("%s's What setting is missing. Refusing.", UNIT(m)->meta.id);
+ log_error("%s's What setting is missing. Refusing.", m->meta.id);
return -EBADMSG;
}
+ if (m->exec_context.pam_name && m->exec_context.kill_mode != KILL_CONTROL_GROUP) {
+ log_error("%s has PAM enabled. Kill mode must be set to 'control-group'. Refusing.", m->meta.id);
+ return -EINVAL;
+ }
+
return 0;
}
what = m->parameters_proc_self_mountinfo.what;
if (what)
- if ((r = unit_add_node_link(u, what,
- (u->meta.manager->running_as == MANAGER_INIT ||
- u->meta.manager->running_as == MANAGER_SYSTEM))) < 0)
+ if ((r = unit_add_node_link(u, what, u->meta.manager->running_as == MANAGER_SYSTEM)) < 0)
return r;
if ((r = mount_add_mount_links(m)) < 0)
if ((r = unit_add_default_cgroup(u)) < 0)
return r;
+
+ if (m->meta.default_dependencies)
+ if ((r = mount_add_default_dependencies(m)) < 0)
+ return r;
}
return mount_verify(m);
state == MOUNT_REMOUNTING_SIGKILL ||
state == MOUNT_UNMOUNTING_SIGTERM ||
state == MOUNT_UNMOUNTING_SIGKILL ||
- state == MOUNT_MAINTAINANCE)
+ state == MOUNT_MAINTENANCE)
mount_notify_automount(m, -ENODEV);
if (state != old_state)
log_debug("%s changed %s -> %s",
- UNIT(m)->meta.id,
+ m->meta.id,
mount_state_to_string(old_state),
mount_state_to_string(state));
"%sFrom /etc/fstab: %s\n"
"%sFrom /proc/self/mountinfo: %s\n"
"%sFrom fragment: %s\n"
- "%sKillMode: %s\n",
+ "%sDirectoryMode: %04o\n",
prefix, mount_state_to_string(m->state),
prefix, m->where,
prefix, strna(p->what),
prefix, yes_no(m->from_etc_fstab),
prefix, yes_no(m->from_proc_self_mountinfo),
prefix, yes_no(m->from_fragment),
- prefix, kill_mode_to_string(m->kill_mode));
+ prefix, m->directory_mode);
if (m->control_pid > 0)
fprintf(f,
- "%sControl PID: %llu\n",
- prefix, (unsigned long long) m->control_pid);
+ "%sControl PID: %lu\n",
+ prefix, (unsigned long) m->control_pid);
exec_context_dump(&m->exec_context, f, prefix);
}
m->meta.manager->environment,
true,
true,
- UNIT(m)->meta.manager->confirm_spawn,
- UNIT(m)->meta.cgroup_bondings,
+ true,
+ m->meta.manager->confirm_spawn,
+ m->meta.cgroup_bondings,
&pid)) < 0)
goto fail;
if (!success)
m->failure = true;
- mount_set_state(m, m->failure ? MOUNT_MAINTAINANCE : MOUNT_DEAD);
+ mount_set_state(m, m->failure ? MOUNT_MAINTENANCE : MOUNT_DEAD);
}
static void mount_enter_mounted(Mount *m, bool success) {
if (!success)
m->failure = true;
- if (m->kill_mode != KILL_NONE) {
+ if (m->exec_context.kill_mode != KILL_NONE) {
int sig = (state == MOUNT_MOUNTING_SIGTERM ||
state == MOUNT_UNMOUNTING_SIGTERM ||
- state == MOUNT_REMOUNTING_SIGTERM) ? SIGTERM : SIGKILL;
+ state == MOUNT_REMOUNTING_SIGTERM) ? m->exec_context.kill_signal : SIGKILL;
- if (m->kill_mode == KILL_CONTROL_GROUP) {
+ if (m->exec_context.kill_mode == KILL_CONTROL_GROUP) {
- if ((r = cgroup_bonding_kill_list(UNIT(m)->meta.cgroup_bondings, sig)) < 0) {
+ if ((r = cgroup_bonding_kill_list(m->meta.cgroup_bondings, sig)) < 0) {
if (r != -EAGAIN && r != -ESRCH)
goto fail;
} else
}
if (!sent && m->control_pid > 0)
- if (kill(m->kill_mode == KILL_PROCESS ? m->control_pid : -m->control_pid, sig) < 0 && errno != ESRCH) {
+ if (kill(m->exec_context.kill_mode == KILL_PROCESS ?
+ m->control_pid :
+ -m->control_pid, sig) < 0 && errno != ESRCH) {
+
r = -errno;
goto fail;
}
return;
fail:
- log_warning("%s failed to kill processes: %s", UNIT(m)->meta.id, strerror(-r));
+ log_warning("%s failed to kill processes: %s", m->meta.id, strerror(-r));
if (state == MOUNT_REMOUNTING_SIGTERM || state == MOUNT_REMOUNTING_SIGKILL)
mount_enter_mounted(m, false);
return;
fail:
- log_warning("%s failed to run umount exectuable: %s", UNIT(m)->meta.id, strerror(-r));
+ log_warning("%s failed to run 'umount' task: %s", m->meta.id, strerror(-r));
mount_enter_mounted(m, false);
}
m->control_command_id = MOUNT_EXEC_MOUNT;
m->control_command = m->exec_command + MOUNT_EXEC_MOUNT;
+ mkdir_p(m->where, m->directory_mode);
+
if (m->from_fragment)
r = exec_command_set(
m->control_command,
return;
fail:
- log_warning("%s failed to run mount exectuable: %s", UNIT(m)->meta.id, strerror(-r));
+ log_warning("%s failed to run 'mount' task: %s", m->meta.id, strerror(-r));
mount_enter_dead(m, false);
}
m->state == MOUNT_MOUNTING_SIGKILL)
return 0;
- assert(m->state == MOUNT_DEAD || m->state == MOUNT_MAINTAINANCE);
+ assert(m->state == MOUNT_DEAD || m->state == MOUNT_MAINTENANCE);
m->failure = false;
mount_enter_mounting(m);
assert(m);
- /* Cann't do this right now. */
- if (m->state == MOUNT_MOUNTING ||
- m->state == MOUNT_MOUNTING_DONE ||
- m->state == MOUNT_MOUNTING_SIGTERM ||
- m->state == MOUNT_MOUNTING_SIGKILL ||
- m->state == MOUNT_REMOUNTING ||
- m->state == MOUNT_REMOUNTING_SIGTERM ||
- m->state == MOUNT_REMOUNTING_SIGKILL)
- return -EAGAIN;
-
/* Already on it */
if (m->state == MOUNT_UNMOUNTING ||
m->state == MOUNT_UNMOUNTING_SIGKILL ||
m->state == MOUNT_UNMOUNTING_SIGTERM)
return 0;
- assert(m->state == MOUNT_MOUNTED);
+ assert(m->state == MOUNT_MOUNTING ||
+ m->state == MOUNT_MOUNTING_DONE ||
+ m->state == MOUNT_MOUNTED ||
+ m->state == MOUNT_MOUNTING_SIGTERM ||
+ m->state == MOUNT_MOUNTING_SIGKILL ||
+ m->state == MOUNT_REMOUNTING ||
+ m->state == MOUNT_REMOUNTING_SIGTERM ||
+ m->state == MOUNT_REMOUNTING_SIGKILL);
mount_enter_unmounting(m, true);
return 0;
unit_serialize_item(u, f, "failure", yes_no(m->failure));
if (m->control_pid > 0)
- unit_serialize_item_format(u, f, "control-pid", "%u", (unsigned) m->control_pid);
+ unit_serialize_item_format(u, f, "control-pid", "%lu", (unsigned long) m->control_pid);
if (m->control_command_id >= 0)
unit_serialize_item(u, f, "control-command", mount_exec_command_to_string(m->control_command_id));
m->failure = b || m->failure;
} else if (streq(key, "control-pid")) {
- unsigned pid;
+ pid_t pid;
- if ((r = safe_atou(value, &pid)) < 0 || pid <= 0)
+ if ((r = parse_pid(value, &pid)) < 0)
log_debug("Failed to parse control-pid value %s", value);
else
- m->control_pid = (pid_t) pid;
+ m->control_pid = pid;
} else if (streq(key, "control-command")) {
MountExecCommand id;
m->failure = m->failure || !success;
if (m->control_command) {
- exec_status_fill(&m->control_command->exec_status, pid, code, status);
+ exec_status_exit(&m->control_command->exec_status, pid, code, status);
m->control_command = NULL;
m->control_command_id = _MOUNT_EXEC_COMMAND_INVALID;
}
- log_debug("%s control process exited, code=%s status=%i", u->meta.id, sigchld_code_to_string(code), status);
+ log_full(success ? LOG_DEBUG : LOG_NOTICE,
+ "%s mount process exited, code=%s status=%i", u->meta.id, sigchld_code_to_string(code), status);
/* Note that mount(8) returning and the kernel sending us a
* mount table change event might happen out-of-order. If an
switch (mount->state) {
case MOUNT_DEAD:
- case MOUNT_MAINTAINANCE:
+ case MOUNT_MAINTENANCE:
mount_enter_mounted(mount, true);
break;
return r;
}
+static void mount_reset_maintenance(Unit *u) {
+ Mount *m = MOUNT(u);
+
+ assert(m);
+
+ if (m->state == MOUNT_MAINTENANCE)
+ mount_set_state(m, MOUNT_DEAD);
+
+ m->failure = false;
+}
+
static const char* const mount_state_table[_MOUNT_STATE_MAX] = {
[MOUNT_DEAD] = "dead",
[MOUNT_MOUNTING] = "mounting",
[MOUNT_REMOUNTING_SIGKILL] = "remounting-sigkill",
[MOUNT_UNMOUNTING_SIGTERM] = "unmounting-sigterm",
[MOUNT_UNMOUNTING_SIGKILL] = "unmounting-sigkill",
- [MOUNT_MAINTAINANCE] = "maintainance"
+ [MOUNT_MAINTENANCE] = "maintenance"
};
DEFINE_STRING_TABLE_LOOKUP(mount_state, MountState);
.no_alias = true,
.no_instances = true,
.no_isolate = true,
+ .show_status = true,
.init = mount_init,
.load = mount_load,
.sigchld_event = mount_sigchld_event,
.timer_event = mount_timer_event,
+ .reset_maintenance = mount_reset_maintenance,
+
.bus_message_handler = bus_mount_message_handler,
.enumerate = mount_enumerate,