【shell脚本】nginx启动脚本

[root@localhost init.d]# cat nginx
#!/bin/bash
#nx Startup script for the Nginx HTTP Server

# it is v.0.0. version.

# chkconfig: -  

# description: Nginx is a high-performance web and proxy server.

#              It has a lot of features, but it's not for everyone.

# processname: nginx

# pidfile: /var/run/nginx/nginx.pid

# config: /usr/local/nginx/conf/nginx.conf

nginxd=/usr/bin/nginx

nginx_config=/etc/nginx/nginx.conf

#nginx_pid=/var/run/nginx.pid
nginx_pid=/var/run/nginx/nginx.pid

RETVAL=

prog="nginx"

# Source function library.

. /etc/rc.d/init.d/functions

# Source networking configuration.

. /etc/sysconfig/network

# Check that networking is up.

[ ${NETWORKING} = "no" ] && exit 

[ -x $nginxd ] || exit 

# Start nginx daemons functions.

start() {

if [ -e $nginx_pid ];then

   echo "nginx already running...."

   exit 

fi

   echo -n $"Starting $prog: "

   daemon $nginxd -c ${nginx_config}

   RETVAL=$?

   echo

   [ $RETVAL =  ] && touch /var/lock/subsys/nginx

   return $RETVAL

}

# Stop nginx daemons functions.

stop() {

        echo -n $"Stopping $prog: "

        killproc $nginxd

        RETVAL=$?

        echo

        [ $RETVAL =  ] && rm -f /var/lock/subsys/nginx /var/run/nginx/nginx.pid

}

# reload nginx service functions.

reload() {

    echo -n $"Reloading $prog: "

    #kill -HUP `cat ${nginx_pid}`

    killproc $nginxd -HUP

    RETVAL=$?

    echo

}

# See how we were called.

case "$1" in

start)

        start

        ;;

stop)

        stop

        ;;

reload)

        reload

        ;;

restart)

        stop

        start

        ;;

status)

        status $prog

        RETVAL=$?

        ;;

*)

        echo $"Usage: $prog {start|stop|restart|reload|status|help}"

        exit 

esac

exit $RETVAL