/*
 * svc
 *
 * part of pfSense (https://www.pfsense.org)
 * Copyright (c) 2016 Rubicon Communications, LLC (Netgate)
 * All rights reserved.
 *
 * 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.
 */

require_once("config.inc");
require_once("util.inc");
require_once("service-utils.inc");

function usage() {
	echo "Usage: playback svc <action> <service name> [service-specific options]\n\n";
	echo "Examples:\n";
	echo "playback svc stop dhcpd\n";
	echo "playback svc restart openvpn client 2\n";
	echo "playback svc stop captiveportal zone1\n";
	echo "\n";
}

global $g, $config, $argv, $command_split;

if (is_array($command_split)) {
	$args = array_slice($command_split, 2);
} else {
	$args = array_slice($argv, 3);
}

if (empty($args[0])) {
	usage();
}

$extras = array();

// start, stop, restart
$action = $args[0];

// dhcpd, openvpn, etc.
$svc_name = $args[1];

// Handle service-specific options.
switch ($svc_name) {
	case "openvpn":
		if (in_array($args[2], array("server", "client"))) {
			$extras['vpnmode'] = $args[2];
		} else {
			echo "Invalid OpenVPN mode (server, client)\n";
			return;
		}
		if (is_numeric($args[3])) {
			$extras['id'] = $args[3];
		} else {
			echo "Invalid OpenVPN ID, must be numeric\n";
			return;
		}
		$vpnsvc = find_service_by_openvpn_vpnid($extras['id']);
		if (empty($vpnsvc)) {
			echo "No OpenVPN client or server found with that ID.\n";
			return;
		}
		break;
	case "captiveportal":
		if (is_validaliasname($args[2])) {
			$extras['zone'] = $args[2];
		} else {
			echo "Invalid Captive Portal Zone.\n";
			return;
		}
		$cpzone = find_service_by_cp_zone($extras['zone']);
		if (empty($cpzone)) {
			echo "No Captive Portal Zone found with that name.\n";
			return;
		}
		break;
}

switch ($action) {
	case "restart":
		echo "Attempting to issue {$action} to {$svc_name} service...\n";
		$savemsg = service_control_restart($svc_name, $extras);
		break;
	case "start":
		echo "Attempting to issue {$action} to {$svc_name} service...\n";
		$savemsg = service_control_start($svc_name, $extras);
		break;
	case "stop":
		echo "Attempting to issue {$action} to {$svc_name} service...\n";
		$savemsg = service_control_stop($svc_name, $extras);
		break;
	case "status":
		switch ($svc_name) {
			case "openvpn":
				$service = $vpnsvc;
				break;
			case "captiveportal":
				$service = $cpzone;
				break;
			default:
				$service = find_service_by_name($svc_name);
				break;
		}
		$savemsg = get_service_status($service) ? "Service {$svc_name} is running." : "Service {$svc_name} is stopped.";
		break;
}

echo "\n{$savemsg}\n";