#include "snapshot.h"
#include "unit-name.h"
#include "dbus-snapshot.h"
+#include "bus-errors.h"
static const UnitActiveState state_translation_table[_SNAPSHOT_STATE_MAX] = {
[SNAPSHOT_DEAD] = UNIT_INACTIVE,
/* Make sure that only snapshots created via snapshot_create()
* can be loaded */
- if (!s->by_snapshot_create)
+ if (!s->by_snapshot_create && s->meta.manager->n_deserializing <= 0)
return -ENOENT;
u->meta.load_state = UNIT_LOADED;
return snapshot_state_to_string(SNAPSHOT(u)->state);
}
-int snapshot_create(Manager *m, const char *name, bool cleanup, Snapshot **_s) {
+int snapshot_create(Manager *m, const char *name, bool cleanup, DBusError *e, Snapshot **_s) {
Iterator i;
Unit *other, *u = NULL;
char *n = NULL;
assert(_s);
if (name) {
- if (!unit_name_is_valid(name))
+ if (!unit_name_is_valid(name)) {
+ dbus_set_error(e, BUS_ERROR_INVALID_NAME, "Unit name %s is not valid.", name);
return -EINVAL;
+ }
- if (unit_name_to_type(name) != UNIT_SNAPSHOT)
+ if (unit_name_to_type(name) != UNIT_SNAPSHOT) {
+ dbus_set_error(e, BUS_ERROR_UNIT_TYPE_MISMATCH, "Unit name %s lacks snapshot suffix.", name);
return -EINVAL;
+ }
- if (manager_get_unit(m, name))
+ if (manager_get_unit(m, name)) {
+ dbus_set_error(e, BUS_ERROR_UNIT_EXISTS, "Snapshot %s exists already.", name);
return -EEXIST;
+ }
} else {
name = n;
}
- r = manager_load_unit_prepare(m, name, NULL, &u);
+ r = manager_load_unit_prepare(m, name, NULL, e, &u);
free(n);
if (r < 0)