#!/bin/bash
# chkconfig: 2345 90 10
# description: ServerStatus-Server

### BEGIN INIT INFO
# Provides:          ServerStatus-Server
# Required-Start:    $network $syslog
# Required-Stop:     $network
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Server status monitoring
# Description:       Start or stop the ServerStatus Server server
### END INIT INFO

NAME="ServerStatus Server"
NAME_BIN="sergate"
SERVER_BIN="/usr/local/ServerStatus/server"
WEB_BIN="/usr/local/ServerStatus/web"
CONF="/usr/local/ServerStatus/server/config.json"
CONF1="/usr/local/ServerStatus/server/config.conf"
Info_font_prefix="\033[32m" && Error_font_prefix="\033[31m" && Info_background_prefix="\033[42;37m" && Error_background_prefix="\033[41;37m" && Font_suffix="\033[0m"
RETVAL=0

check_running(){
	PID=`ps -ef |grep "${NAME_BIN}" |grep -v "grep" |grep -v "init.d" |grep -v "service" |awk '{print $2}'`
	if [[ ! -z ${PID} ]]; then
		return 0
	else
		return 1
	fi
}
Read_config(){
	if [[ -e "${CONF1}" ]]; then
		port="$(cat "${CONF1}"|grep "PORT = "|awk '{print $3}')"
	else
		port="35601"
	fi
}
do_start(){
	check_running
	if [[ $? -eq 0 ]]; then
		echo -e "${Info_font_prefix}[信息]${Font_suffix} $NAME (PID ${PID}) 正在运行..." && exit 0
	else
		Read_config
		cd "${SERVER_BIN}"
		ulimit -n 51200
		nohup "./$NAME_BIN" --config="$CONF" --web-dir="$WEB_BIN" --port=${port} > /tmp/serverstatus_server.log 2>&1 &
		sleep 2s
		check_running
		if [[ $? -eq 0 ]]; then
			echo -e "${Info_font_prefix}[信息]${Font_suffix} $NAME 启动成功[监听端口：${port}] !"
		else
			echo -e "${Error_font_prefix}[错误]${Font_suffix} $NAME 启动失败 !"
		fi
	fi
}
do_stop(){
	check_running
	if [[ $? -eq 0 ]]; then
		kill -9 ${PID}
		RETVAL=$?
		if [[ $RETVAL -eq 0 ]]; then
			echo -e "${Info_font_prefix}[信息]${Font_suffix} $NAME 停止成功 !"
		else
			echo -e "${Error_font_prefix}[错误]${Font_suffix} $NAME 停止失败 !"
		fi
	else
		echo -e "${Info_font_prefix}[信息]${Font_suffix} $NAME 未运行"
		RETVAL=1
	fi
}
do_status(){
	check_running
	if [[ $? -eq 0 ]]; then
		echo -e "${Info_font_prefix}[信息]${Font_suffix} $NAME (PID ${PID}) 正在运行..."
	else
		echo -e "${Info_font_prefix}[信息]${Font_suffix} $NAME 未运行 !"
		RETVAL=1
	fi
}
do_restart(){
	do_stop
	do_start
}
case "$1" in
	start|stop|restart|status)
	do_$1
	;;
	*)
	echo -e "使用方法: $0 { start | stop | restart | status }"
	RETVAL=1
	;;
esac
exit $RETVAL