shell编程Nginx一键管理脚本：安装、升级、删除
#!/bin/bash
#====================================================
# Author: lijingtao
# Create Date: 2020-02-22
# Description:
#====================================================
#判断本机是否安装nginx以及它的版本信息
if [ -f /usr/local/nginx/sbin/nginx ];then
var=`/usr/local/nginx/sbin/nginx -v`
NGX_VERSION=$var
else
NGX_VERSION="nginx version not found please install first"
fi
if [[ $# == 0 ]];then
echo -e "\e[33m usege{$0 1.16.0/1.12.2 $NGX_VERSION }\e[0m"
exit
elif [[ ! "$1" =~ ^[12]\.[1-9][0-9]\.[0-9]$ ]];then
echo "usege{$0 1.16.0/1.12.2 $NGX_VERSION }"
echo "please check you input "
exit
fi
#安装nginx
function installnginx(){
useradd -s /sbin/nologin -M nginx
cd /usr/src
wget -c http://nginx.org/download/nginx-${1}.tar.gz
tar zxf nginx-${1}.tar.gz -C /usr/src
cd /usr/src/nginx-${1}
./configure --prefix=/usr/local/nginx --user=nginx --group=nginx --with-http_ssl_module --with-http_stub_status_module
make&&make install
/usr/local/nginx/sbin/nginx
/usr/local/nginx/sbin/nginx -v
#添加虚拟主机配置文件
#此处需要判定当前ngixn指定的配置文件在哪里，并取出值替换为变量nx
sed -i '/http {/a\include /usr/local/nginx/conf/\*\.conf' /usr/local/nginx/conf/nginx.conf
}
#升级nginx 判断nginx已安装才可执行
function updatenginx(){
cd /usr/src
wget -c http://nginx.org/download/nginx-${1}.tar.gz -P /usr/src
tar zxf /usr/src/nginx-${1}.tar.gz -C /usr/src
cd /usr/src/nginx-${1}
./configure --prefix=/usr/local/nginx --user=nginx --group=nginx --with-http_ssl_module --with-http_stub_status_module
make
mv /usr/local/nginx/sbin/nginx{,.bak}
cp objs/nginx /usr/local/nginx/sbin/
kill -USR2 `cat /usr/local/nginx/logs/nginx.pid`
kill -QUIT `cat /usr/local/nginx/logs/nginx.pid.oldbin`
/usr/local/nginx/sbin/nginx -s reload
/usr/local/nginx/sbin/nginx -V
}
#卸载源码安装的nginx (可附加判断删除yum安装的nginx)
function removenginx(){
rm -rf /usr/local/nginx/
echo -e "\e[32m nginx install dir is delated\e[0m"
rm -rf /usr/src/nginx*
echo -e "\e[32m nginx-${1}.tar.gz is delated \e[0m"
}
#nginx菜单
function menu(){
select x in addhost delhost \do love break
do
echo "you choice is $x,now inpupt enter"
$x
done
}
function delhost(){
var=`cat /usr/local/nginx/conf/servername.txt`
echo "${var}"
read -p "what virulhost you want delate " hostdel
for i in ${var}
do
rm -rf /usr/local/nginx/conf/${i}.conf
sed -i "/${i}/d" /usr/local/nginx/conf/servername.txt
done
}
#修改主配置文件内容添加include 路径。
function addhost(){
shift 1
read -p "input you virul servername: " servername
read -p "input you port: " port
echo "server {
listen ${port};
server_name ${servername} ;
location / {
root html;
index index.html index.htm;
}
}
"> /usr/local/nginx/conf/${servername}.conf
echo "${servername}">>/usr/local/nginx/conf/servername.txt
}
#主菜单
PS3="usage{$0 1.16.0/1.12.2 $NGX_VERSION}"
select i in installnginx updatenginx removenginx addandrmhost exit
do
# if [ $i == "exit" ];then
# exit
# fi
case $i in
installnginx)
installnginx $1
;;
updatenginx)
if [ -f /usr/local/nginx/sbin/nginx ];then
$i $1
else
echo -e "\e[33m nginx has't installed in you system please install nginx first\e[0m"
fi
;;
removenginx)
$i $1
;;
addhost)
menu
;;
exit)
exit
esac
done