#!/bin/sh
nginx - this script starts and stops the nginx daemon
chkconfig: - 85 15
description: Nginx is an HTTP(S) server, HTTP(S) reverse \
proxy and IMAP/POP3 proxy server
processname: nginx
config: /data/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.
[ "$NETWORKING" = "no" ] && exit 0
nginx="/data/nginx/sbin/nginx"
prog=$(basename $nginx)
NGINX_CONF_FILE="/data/nginx/conf/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: "
killproc $prog -QUIT
retval=$?
echo
[ $retval -eq 0 ] && rm -f $lockfile
return $retval
killall -9 nginx
}
restart() {
configtest || return $?
stop
sleep 1
start
}
reload() {
configtest || return $?
echo -n $"Reloading $prog: "
killproc $nginx -HUP
RETVAL=$?
echo
}
force_reload() {
restart
}
configtest() {
$nginx -t -c $NGINX_CONF_FILE
}
rh_status() {
status $prog
}
rh_status_q() {
rh_status >/dev/null 2>&1
}
case "$1" in
start)
rh_status_q && exit 0
$1
;;
stop)
rh_status_q || exit 0
$1
;;
restart|configtest)
$1
;;
reload)
rh_status_q || exit 7
$1
;;
force-reload)
force_reload
;;
status)
rh_status
;;
condrestart|try-restart)
rh_status_q || exit 0
;;
*)
echo $"Usage: $0 {start|stop|status|restart|condrestart|try-restart|reload|force-reload|configtest}"
exit 2
esac
请有空的大神指导下几个主要步骤的作用（详细的当然更好），先谢过啦！本人是纯新手，只知道一点简单命令，对着文档知其然而不知其所以然，真心很苦恼。。。。。。
