#!/bin/bash  

# chkconfig: 2345 10 90  

# description: nginx  

. /etc/rc.d/init.d/functions  

function show_usage(){  

        usage="Usage: `basename $0` [ start|stop|restart|reload ]"  

        echo $usage  

        exit  

}  

base_dir=/usr/local/nginx/

[[ $# != 1 ]] && show_usage  

nginx=${base_dir}sbin/nginx  

case $1 in  

start)  

        [[ `netstat -ntlup|grep nginx|wc -l` > 0 ]] && failure && echo "Nginx is Running!" && exit  

        echo "Starting Nginx..."  

        $nginx  

        ([ $? -eq 0 ] && success && echo "Nginx starts successfully！") || (failure && echo "Failed start nginx")  

;;  

stop)  

        [[ `netstat -ntlup|grep nginx|wc -l` == 0 ]] && failure && echo "Nginx is NOT running!" && exit  

        echo "Stopping Nginx..."  

        $nginx -s stop  

        ([ $? -eq 0 ] && success && echo "Nginx stops successfully！") || (failure && echo "Failed stop nginx!")  

;;  

restart)  

        if [[ `netstat -ntlup|grep nginx|wc -l` == 0 ]]; then  

                echo "Starting Nginx..."  

                $nginx  

                [ $? -eq 0 ] && success && echo "Nginx starts successfully！"  

        else  

                echo "Stopping Nginx..."  

                $nginx -s stop  

                ([ $? -eq 0 ] && success && echo "Nginx stops successfully！") || (failure && echo "Failed stop nginx!")  

                echo "Starting Nginx..."  

                $nginx  

                ([ $? -eq 0 ] && success && echo "Nginx starts successfully！") || (failure && echo "Failed start nginx")  

        fi  

;;  

reload)  

        [[ `netstat -ntlup|grep nginx|wc -l` == 0 ]] && failure && echo "Nginx is NOT Running!" && exit  

        $nginx -s reload  

        [ $? -eq 0 ] && success && echo "Nginx reloads successfully！"  

;;  

*)  

        show_usage  

;;  

esac