chmod +x /etc/rc.d/init.d/nginx   # 赋予执行权限

chkconfig nginx on   #设置开机启动

将nginx放在此目录里面：vi /etc/rc.d/init.d/nginx 

nginx文件内容如下：

#!/bin/bash 

# nginx Startup script for the Nginx HTTP Server  # it is v.1.3.0 version.  # chkconfig: - 85 15  # description: Nginx is a high-performance web and proxy server.  #              It has a lot of features, but it's not for everyone.  # processname: nginx  # pidfile: /var/run/nginx.pid  # config: /usr/local/nginx/conf/nginx.conf  nginxd=/usr/local/nginx/sbin/nginx  nginx_config=/usr/local/nginx/conf/nginx.conf  nginx_pid=/usr/local/nginx/logs/nginx.pid  RETVAL=0  prog="nginx"  # Source function library.  .  /etc/rc.d/init.d/functions  # Source networking configuration.  .  /etc/sysconfig/network  # Check that networking is up.  [ ${NETWORKING} = "no" ] && exit 0  [ -x $nginxd ] || exit 0  # Start nginx daemons functions.  start() {  if [ -e $nginx_pid ];then     echo "nginx already running...."     exit 1  fi     echo -n $"Starting $prog: "     daemon $nginxd -c ${nginx_config}     RETVAL=$?     echo     [ $RETVAL = 0 ] && touch /var/lock/subsys/nginx     return $RETVAL  }  # Stop nginx daemons functions.  stop() {          echo -n $"Stopping $prog: "          killproc $nginxd          RETVAL=$?          echo          [ $RETVAL = 0 ] && rm -f /var/lock/subsys/nginx /usr/local/nginx/logs/nginx.pid  }  reload() {      echo -n $"Reloading $prog: "      #kill -HUP `cat ${nginx_pid}`      killproc $nginxd -HUP      RETVAL=$?      echo  }  # See how we were called.  case "$1" in  start)          start          ;;  stop)          stop          ;;  reload)          reload          ;;  restart)          stop          start          ;;  status)          status $prog          RETVAL=$?          ;;  *)          echo $"Usage: $prog {start|stop|restart|reload|status|help}"          exit 1  esac  exit $RETVAL