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File nginx.init of Package nginx (Revision fda17218f58e35383c70142f2c049a5f)

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#!/bin/sh
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#
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# nginx - this script starts and stops the nginx daemon
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#
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# chkconfig:   - 85 15
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# description:  Nginx is an HTTP(S) server, HTTP(S) reverse \
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#               proxy and IMAP/POP3 proxy server
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# processname: nginx
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# config:      /etc/nginx/nginx.conf
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# config:      /etc/sysconfig/nginx
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# pidfile:     /var/run/nginx.pid
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# Source function library.
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. /etc/rc.d/init.d/functions
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# Source networking configuration.
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. /etc/sysconfig/network
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# Check that networking is up.
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[ "$NETWORKING" = "no" ] && exit 0
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nginx="/usr/sbin/nginx"
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prog=$(basename $nginx)
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NGINX_CONF_FILE="/etc/nginx/nginx.conf"
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[ -f /etc/sysconfig/nginx ] && . /etc/sysconfig/nginx
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lockfile=/var/lock/subsys/nginx
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start() {
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    [ -x $nginx ] || exit 5
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    [ -f $NGINX_CONF_FILE ] || exit 6
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    echo -n $"Starting $prog: "
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    daemon $nginx -c $NGINX_CONF_FILE
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    retval=$?
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    echo
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    [ $retval -eq 0 ] && touch $lockfile
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    return $retval
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}
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stop() {
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    echo -n $"Stopping $prog: "
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    killproc $prog
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    retval=$?
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    echo
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    [ $retval -eq 0 ] && rm -f $lockfile
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    return $retval
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}
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restart() {
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    configtest_q || configtest || return 6
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    stop
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    start
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}
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reload() {
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    configtest_q || configtest || return 6
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    echo -n $"Reloading $prog: "
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    killproc $nginx -HUP
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    echo
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}
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configtest() {
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  $nginx -t -c $NGINX_CONF_FILE
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}
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configtest_q() {
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    configtest >/dev/null 2>&1
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}
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rh_status() {
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    status $prog
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}
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rh_status_q() {
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    rh_status >/dev/null 2>&1
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}
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# Online upgrade nginx binary on the fly, with no downtime.
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# details: http://sysoev.ru/nginx/docs/control.html#upgrade
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upgrade() {
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    configtest_q || configtest || return 6
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    echo -n $"Upgrading $prog: "
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    kill -USR2 `cat /var/run/$prog.pid`
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    sleep 1
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    if test -f /var/run/$prog.pid.oldbin
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    then
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        killproc -p /var/run/$prog.pid.oldbin -QUIT
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        echo
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    else
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        failure $"$prog online upgrade"
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        echo
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        exit 1
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    fi
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}
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case "$1" in
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    start)
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        rh_status_q && exit 0
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        $1
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        ;;
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    stop)
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        rh_status_q || exit 0
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        $1
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        ;;
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    reload)
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        rh_status_q || exit 7
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        $1
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        ;;
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    upgrade|force-reload) 
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        rh_status_q || exit 7
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        upgrade
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        ;;
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    condrestart|try-restart)
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        rh_status_q || exit 7
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        restart
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        ;;
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    restart|configtest)
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        $1
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        ;;
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    status|status_q)
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        rh_$1
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        ;;
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    *)
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        echo $"Usage: $0 {start|stop|reload|force-reload|restart|try-restart|status|configtest}"
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        exit 2
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esac
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