nginx 启停命令

nginx 启停配置

#!/bin/sh

#

# nginx        Startup script for nginx

#

# chkconfig: - 85 15

# processname: nginx

# config: /etc/nginx/nginx.conf

# config: /etc/sysconfig/nginx

# pidfile: /var/run/nginx.pid

# description: nginx is an HTTP and reverse proxy server

#

### BEGIN INIT INFO

# Provides: nginx

# Required-Start: $local_fs $remote_fs $network

# Required-Stop: $local_fs $remote_fs $network

# Default-Start: 2 3 4 5

# Default-Stop: 0 1 6

# Short-Description: start and stop nginx

### END INIT INFO

# Source function library.

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

if [ -f /etc/sysconfig/nginx ]; then

    . /etc/sysconfig/nginx

fi

prog=nginx

nginx=${NGINX-/usr/sbin/nginx}

conffile=${CONFFILE-/etc/nginx/nginx.conf}

lockfile=${LOCKFILE-/var/lock/subsys/nginx}

pidfile=${PIDFILE-/var/run/nginx.pid}

SLEEPMSEC=100000

RETVAL=0

start() {

    echo -n $"Starting $prog: "

    daemon --pidfile=${pidfile} ${nginx} -c ${conffile}

    RETVAL=$?

    echo

    [ $RETVAL = 0 ] && touch ${lockfile}

    return $RETVAL

}

stop() {

    echo -n $"Stopping $prog: "

    killproc -p ${pidfile} ${prog}

    RETVAL=$?

    echo

    [ $RETVAL = 0 ] && rm -f ${lockfile} ${pidfile}

}

reload() {

    echo -n $"Reloading $prog: "

    killproc -p ${pidfile} ${prog} -HUP

    RETVAL=$?

    echo

}

upgrade() {

    oldbinpidfile=${pidfile}.oldbin

    configtest -q || return 6

    echo -n $"Staring new master $prog: "

    killproc -p ${pidfile} ${prog} -USR2

    RETVAL=$?

    echo

    /bin/usleep $SLEEPMSEC

    if [ -f ${oldbinpidfile} -a -f ${pidfile} ]; then

        echo -n $"Graceful shutdown of old $prog: "

        killproc -p ${oldbinpidfile} ${prog} -QUIT

        RETVAL=$?

        echo

    else

        echo $"Upgrade failed!"

        return 1

    fi

}

configtest() {

    if [ "$#" -ne 0 ] ; then

        case "$1" in

            -q)

                FLAG=$1

                ;;

            *)

                ;;

        esac

        shift

    fi

    ${nginx} -t -c ${conffile} $FLAG

    RETVAL=$?

    return $RETVAL

}

rh_status() {

    status -p ${pidfile} ${nginx}

}

# See how we were called.

case "$1" in

    start)

        rh_status >/dev/null 2>&1 && exit 0

        start

        ;;

    stop)

        stop

        ;;

    status)

        rh_status

        RETVAL=$?

        ;;

    restart)

        configtest -q || exit $RETVAL

        stop

        start

        ;;

    upgrade)

        upgrade

        ;;

    condrestart|try-restart)

        if rh_status >/dev/null 2>&1; then

            stop

            start

        fi

        ;;

    force-reload|reload)

        reload

        ;;

    configtest)

        configtest

        ;;

    *)

        echo $"Usage: $prog {start|stop|restart|condrestart|try-restart|force-reload|upgrade|reload|status|help|configtest}"

        RETVAL=2

esac

exit $RETVAL