#include "unit-name.h"
#include "dbus-swap.h"
#include "special.h"
+#include "bus-errors.h"
static const UnitActiveState state_translation_table[_SWAP_STATE_MAX] = {
[SWAP_DEAD] = UNIT_INACTIVE,
if (!p->noauto &&
(p->handle || s->meta.manager->swap_auto) &&
- !s->from_fragment &&
+ s->from_etc_fstab &&
s->meta.manager->running_as == MANAGER_SYSTEM)
if ((r = unit_add_dependency(tu, UNIT_WANTS, UNIT(s), true)) < 0)
return r;
if (s->meta.manager->running_as == MANAGER_SYSTEM) {
- if ((r = unit_add_dependency_by_name(UNIT(s), UNIT_AFTER, SPECIAL_SYSINIT_TARGET, NULL, true)) < 0)
- return r;
-
- if ((r = unit_add_two_dependencies_by_name(UNIT(s), UNIT_BEFORE, UNIT_CONFLICTED_BY, SPECIAL_UMOUNT_TARGET, NULL, true)) < 0)
+ if ((r = unit_add_two_dependencies_by_name(UNIT(s), UNIT_BEFORE, UNIT_CONFLICTS, SPECIAL_UMOUNT_TARGET, NULL, true)) < 0)
return r;
}
if ((r = unit_set_description(u, s->what)) < 0)
return r;
-
if ((r = swap_add_device_links(s)) < 0)
return r;
if ((r = swap_add_target_links(s)) < 0)
return r;
+ if ((r = unit_add_default_cgroup(u)) < 0)
+ return r;
+
if (s->meta.default_dependencies)
if ((r = swap_add_default_dependencies(s)) < 0)
return r;
s->failure = false;
}
+static int swap_kill(Unit *u, KillWho who, KillMode mode, int signo, DBusError *error) {
+ Swap *s = SWAP(u);
+ int r = 0;
+ Set *pid_set = NULL;
+
+ assert(s);
+
+ if (who == KILL_MAIN) {
+ dbus_set_error(error, BUS_ERROR_NO_SUCH_PROCESS, "Swap units have no main processes");
+ return -EINVAL;
+ }
+
+ if (s->control_pid <= 0 && who == KILL_CONTROL) {
+ dbus_set_error(error, BUS_ERROR_NO_SUCH_PROCESS, "No control process to kill");
+ return -ENOENT;
+ }
+
+ if (s->control_pid > 0)
+ if (kill(mode == KILL_PROCESS_GROUP ? -s->control_pid : s->control_pid, signo) < 0)
+ r = -errno;
+
+ if (mode == KILL_CONTROL_GROUP) {
+ int q;
+
+ if (!(pid_set = set_new(trivial_hash_func, trivial_compare_func)))
+ return -ENOMEM;
+
+ /* Exclude the control pid from being killed via the cgroup */
+ if (s->control_pid > 0)
+ if ((q = set_put(pid_set, LONG_TO_PTR(s->control_pid))) < 0) {
+ r = q;
+ goto finish;
+ }
+
+ if ((q = cgroup_bonding_kill_list(s->meta.cgroup_bondings, signo, pid_set)) < 0)
+ if (r != -EAGAIN && r != -ESRCH && r != -ENOENT)
+ r = q;
+ }
+
+finish:
+ if (pid_set)
+ set_free(pid_set);
+
+ return r;
+}
+
static const char* const swap_state_table[_SWAP_STATE_MAX] = {
[SWAP_DEAD] = "dead",
[SWAP_ACTIVATING] = "activating",
.start = swap_start,
.stop = swap_stop,
+ .kill = swap_kill,
+
.serialize = swap_serialize,
.deserialize_item = swap_deserialize_item,