Web页面执行shell命令

本文以apache为web服务器为例

1. 安装apache服务
   yum -y install httpd
2. 启动apache
   systemctl restart httpd
3. 创建shell脚本
   cd /var/www/cgi-bin/
   vim shell
   

   #!/bin/sh  
   alias urldecode='sed "s@+@ @g;s@%@\\\\x@g" | xargs -0 printf "%b"'  
   echo -e "Content-type: text/plain\n"  
   decoded_str=`echo $QUERY_STRING | urldecode`  
   echo -e "`$decoded_str` \n"

   shell