nginx/nginx.init

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#!/bin/sh
#
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# nginx - this script starts and stops the nginx daemon
#
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# chkconfig: - 85 15
# description: Nginx is an HTTP(S) server, HTTP(S) reverse \
# proxy and IMAP/POP3 proxy server
# processname: nginx
# config: /etc/nginx/nginx.conf
# config: /etc/sysconfig/nginx
# pidfile: /var/run/nginx.pid
# Source function library.
. /etc/rc.d/init.d/functions
# Source networking configuration.
. /etc/sysconfig/network
# Check that networking is up.
[ "$NETWORKING" = "no" ] && exit 0
nginx="/usr/sbin/nginx"
prog=$(basename $nginx)
NGINX_CONF_FILE="/etc/nginx/nginx.conf"
[ -f /etc/sysconfig/nginx ] && . /etc/sysconfig/nginx
lockfile=/var/lock/subsys/nginx
start() {
[ -x $nginx ] || exit 5
[ -f $NGINX_CONF_FILE ] || exit 6
echo -n $"Starting $prog: "
daemon $nginx -c $NGINX_CONF_FILE
retval=$?
echo
[ $retval -eq 0 ] && touch $lockfile
return $retval
}
stop() {
echo -n $"Stopping $prog: "
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killproc $prog
retval=$?
echo
[ $retval -eq 0 ] && rm -f $lockfile
return $retval
}
restart() {
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configtest_q || configtest || return 6
stop
start
}
reload() {
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configtest_q || configtest || return 6
echo -n $"Reloading $prog: "
killproc $nginx -HUP
echo
}
configtest() {
$nginx -t -c $NGINX_CONF_FILE
}
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configtest_q() {
configtest >/dev/null 2>&1
}
rh_status() {
status $prog
}
rh_status_q() {
rh_status >/dev/null 2>&1
}
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# Upgrade the binary with no downtime.
upgrade() {
local pidfile="/var/run/${prog}.pid"
local oldbin_pidfile="${pidfile}.oldbin"
configtest_q || configtest || return 6
echo -n $"Staring new master $prog: "
killproc $nginx -USR2
retval=$?
echo
sleep 1
if [[ -f ${oldbin_pidfile} && -f ${pidfile} ]]; then
echo -n $"Graceful shutdown of old $prog: "
killproc -p ${oldbin_pidfile} -QUIT
retval=$?
echo
return 0
else
echo $"Something bad happened, manual intervention required, maybe restart?"
return 1
fi
}
case "$1" in
start)
rh_status_q && exit 0
$1
;;
stop)
rh_status_q || exit 0
$1
;;
restart|configtest)
$1
;;
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force-reload|upgrade)
rh_status_q || exit 7
upgrade
;;
reload)
rh_status_q || exit 7
$1
;;
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status|status_q)
rh_$1
;;
condrestart|try-restart)
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rh_status_q || exit 7
restart
;;
*)
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echo $"Usage: $0 {start|stop|reload|configtest|status|force-reload|upgrade|restart}"
exit 2
esac