/*
 * This file is part of faultd.
 *
 * Copyright © 2017 Samsung Electronics
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "action.h"
#include "action_executor.h"
#include "decision_made_event.h"
#include "log.h"
#include "systemd_dbus.h"

static int reboot_system(struct faultd_action *action)
{
	struct faultd_event *ev = nqueue_pop(&action->execution_queue,
										 struct faultd_event, nq_node);
	int ret;

	/*
	 * We reboot the system without using logind because this action may be
	 * executed when for example dbus daemon is dead
	 */
	ret = faultd_dbus_call_systemd_simple(SYSTEMD_OBJ,
										  SYSTEMD_MANAGER_INTERFACE,
										  "StartUnit",
										  "ss",
										  "reboot.target",
										  "replace-irreversibly");
	if (ret < 0)
		log_error_errno(ret, "Failed to reboot the system");

	faultd_event_unref(ev);
	return 0;
}

static struct faultd_action system_reboot_action = {
	.action_id = FAULTD_ACTION_REBOOT_ID,
	.impl_name = FAULTD_DEFAULT_ACTION_IMPL,
	.execute = reboot_system,
	.node = LIST_HEAD_INIT(system_reboot_action.node),
};

FAULTD_ACTION_REGISTER_SIMPLE(system_reboot_action);