java Daemon control script

service.sh

#!/usr/bin/env bash
###########################################
# Linux/Unix Daemon control script        #
# @author : Bohyung kim<dsdgun@gmail.com> #
# @since : 2013.06.06                     #
###########################################

# 기본경로는 현재 위치지만 따로 설정할수도 있다.
__workdir=`pwd`
# application 이름
__appname=WenestIndexServer
# Background 로 띄울 Process commandline
__command="java -XX:-UseSplitVerifier -XX:-HeapDumpOnOutOfMemoryError -jar your_application.jar"

# log 파일 경로
__stdout_log=stdout.log
__stderr_log=stderr.log

# pid file 경로
__pidfile=${__workdir}/${__appname}.pid

function __status() {
	if [ -e $__pidfile ]; then
		local _pid=`cat $__pidfile`
		_flag=`ps -f $_pid | wc -l`
		if [ $_flag != 2 ]; then
			rm -f ${__pidfile}
			__log "Process is not running"
			exit -1
		fi
		__log "Process is already running" $_pid
		exit -1
	else
		__log "Process is not running"
	fi
}

function __start_daemon(){
	nohup $__command 1> $__stdout_log 2> $__stderr_log &
	local _pid=$!
	echo $_pid > $__pidfile
	__log "start daemon pid [$_pid]"
}

function __stop_daemon() {
	if [ ! -e $__pidfile ]; then
		__log "Process does not running"
		exit -1
	fi

	local _pid=`cat $__pidfile`
	local _aliveflag=`ps -f $_pid | wc -l`
	if [ $_aliveflag != 2 ];then
		__log "Process does not running"
		rm -f $__pidfile
	else
		__log "stopping daemon"
		kill -15 ${_pid}
# wait for process kill
		while [ $_aliveflag == 2 ]; do
			printf .
			sleep 0.5
			_aliveflag=`ps -f $_pid | wc -l`
		done
		printf "\n"
		__log "daemon stopped."
		rm -f $__pidfile
	fi
}

function __restart_daemon() {
	[ -e $__pidfile ] && __stop_daemon
	__start_daemon
}

function __log(){
	echo -e "\033[00;33m$__appname - \033[00;37m$*"
}

case "$1" in
	start) __start_daemon ;;
	stop) __stop_daemon ;;
	restart) __restart_daemon ;;
	status) __status ;;
	*) __log "Usage : $0 <start|stop|restart|status>" ;;
esac

daemon 종료시 pid file 지워지지않는 문제 수정

Centos 에서 로깅시 color code 그대로 나오는문제 해결

pid파일 이름 application 이름을 따르도록 변경( __appname.pid)