Linux-脚本安装和卸载nginx

安装

#!/bin/sh
DIR=`pwd`
NGINX_CONF=/usr/local/nginx/conf/nginx.conf
NGINX_CONF_BAK=/usr/local/nginx/conf/nginx.conf.bak

echo "-----------------------------------install nginx-------------------------------"
if [ -d /usr/local/nginx ];then 
    echo "nginx has installed"
    # 解压nginx
    tar -xvf nginx-1.19.1.tar.gz
    cd nginx-1.19.1
    
    # 替换配置文件
    ## 备份原来的文件
    mv -f $NGINX_CONF $NGINX_CONF_BAK
    ## 拷贝新文件
    cp -f ./conf/nginx.conf $NGINX_CONF
    
    # 重新加载配置文件
    service nginx restart

else 
    if [ $(grep "nginx" /etc/passwd | wc -l) -eq 0 ]; then
        echo "adding user nginx"
        groupadd nginx
        useradd -s /sbin/nologin -M -g nginx nginx
    else
        echo "user nginx exsits"
    fi

    echo "-----------------------------------unzip nginx-------------------------------"
    tar -xvf nginx-1.19.1.tar.gz
    cd nginx-1.19.1
    
    echo "------------------------------------configuring nginx,plz wait----------------------"
    ./configure --prefix=/usr/local/nginx 
    
    if [ $? -ne 0 ];then
        echo "configure failed ,please check it out!"
    else
        echo "make nginx, please wait for 20 minutes"
        make
    fi
    
    if [ $? -ne 0 ];then
        echo "make failed ,please check it out!"
    else
        echo "install nginx, please wait for 20 minutes"
        make install
    fi
    
    
    chown -R nginx.nginx /usr/local/nginx
    cd ${DIR}
    
    echo "------------------------------config nginx start----------------------------------------"
    cp ./nginx/nginx /etc/init.d/
    chmod a+x /etc/init.d/nginx
    chkconfig --add /etc/init.d/nginx
    chkconfig nginx on
    service nginx start
fi

卸载

#!/bin/sh

service nginx stop

rm -rf /usr/local/nginx

rm -rf /etc/init.d/nginx