nginx编译安装与apache动静分离共存设置及负载均衡设置

#!/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: /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 
   
make_dirs() { 
   # make required directories 
   user=`nginx -V 2>&1 | grep "configure arguments:" | sed ‘s/[^*]*--user=([^ ]*).*/1/g‘ -` 
   options=`$nginx -V 2>&1 | grep ‘configure arguments:‘` 
   for opt in $options; do 
       if [ `echo $opt | grep ‘.*-temp-path‘` ]; then 
           value=`echo $opt | cut -d "=" -f 2` 
           if [ ! -d "$value" ]; then 
               # echo "creating" $value 
               mkdir -p $value && chown -R $user $value 
           fi 
       fi 
   done 
} 
   
start() { 
    [ -x $nginx ] || exit 5 
    [ -f $NGINX_CONF_FILE ] || exit 6 
    make_dirs 
    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 
} 
   
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