nginx 자동화 스 크 립 트

#!/bin/bash
export nginx_home="/usr/local/openresty/nginx" #nginx  
export nginx_conf="conf/nginx.conf" #    
export nginx_conf_downline="conf/nginx_downline.conf" #      
export nginx_conf_online="conf/nginx_online.conf" #       

function usage() {
    echo $"usage:$0 {downline|online|redownline}"
    exit 1
}

#nginx  
function restartnginx(){
	echo "  nginx"
	$nginx_home/sbin/nginx -s reload
	echo "  nginx  "
}
 
#  
function downline() {
  echo "  "
  cp -f $nginx_home/$nginx_conf_downline  $nginx_home/$nginx_conf
  restartnginx
}

#   
function online() {
  echo "  ";
  cp -f $nginx_home/$nginx_conf_online  $nginx_home/$nginx_conf
  restartnginx
}

 
function main() {
    if [ $# -ne 1 ];then
	usage $0
    fi
    case $1 in 
	downline)
	downline
	;;
	online)
	online
	;;
	*)
	usage $0
	;;
    esac
}
 
main $*

upstream test  {
    server a3:port; 
    server a4:port; 
}

upstream test  {
    server a1:port; 
    server a2:port; 
}

upstream test  {
    server a1:port; 
    server a2:port;
    server a3:port; 
    server a4:port; 
}

#!/bin/bash
export nginx_home="E:/soft/nginx/nginx-1.15.8/nginx-1.15.8" #nginx  
export nginx_conf="conf/nginx.conf" #    
export nginx_conf_downline="conf/nginx_downline.conf" #      
export nginx_conf_online="conf/nginx_online.conf" #       

#        ip
export SERVERS=(127.0.0.1:8080 127.0.0.1:8081) #                 
#         ，1：    ；2：     ；
export serverflag=1

function usage() {
    echo $"usage:$0 {downline|online|redownline}"
    exit 1
}

#nginx  
function restartnginx(){
	checkserver
	echo $serverflag
	if [ $serverflag != 1 ] ; then
		echo "        "
		return
	fi

	echo "  nginx"
	$nginx_home/nginx.exe -s reload
	echo "  nginx  "
}
 
#  
function downline() {
  echo "  "
  cp -f $nginx_home/$nginx_conf_downline  $nginx_home/$nginx_conf
  restartnginx
}

#   
function online() {
  echo "  ";
  cp -f $nginx_home/$nginx_conf_online  $nginx_home/$nginx_conf
  restartnginx
}


#         
function checkserver() {
	for SERVER in ${SERVERS[@]}
	do
		#curl  
		result=$(curl -s -m 10 --connect-timeout 10 -I http://$SERVER)
		#     
    	code=`echo $result|grep "HTTP"|awk '{print $2}'`
		echo $result
		if [ "$code" == "200" ] ; then
			serverflag=1 #1：  ；0：  ；
			echo $SERVER"    "$serverflag
		else 
			serverflag=0 #1：  ；0：  ；
			echo $SERVER"    "$serverflag
			break
		fi
	done	
}

 
function main() {
    if [ $# -ne 1 ];then
	usage $0
    fi
    case $1 in 
	downline)
	downline
	;;
	online)
	online
	;;
	*)
	usage $0
	;;
    esac
}
 
main $*