【Shell】使用shell打印菜单，一键安装Web应用

问题描述:

【解答】

[root@A04-Test- scripts]# more menu.sh 
#!/bin/bash
echo "1.[install lamp]"
echo "2.[install lnmp]"
echo "3.[exit]"

read -p "pls input the num you want: " num

case $num in
   )
   if [ -f "/server/scripts/lamp.sh" ];
   then
       echo "start installing lamp"
       /server/scripts/lamp.sh
       echo "lamp is installed"
   else
       echo "the script /server/scripts/lamp.sh  is not exist!"
   fi
   exit
;;
   )
   if [ -f "/server/scripts/lnmp.sh" ];
   then
      echo "start installing lnmp"
      /server/scri[ts/lamp.sh
      echo "lnmp is installed"
   else
     echo "the script /server/scripts/lnmp.sh is not exist!"
   fi
   exit
;;
   )
   exit
;;
   *)
   echo "Input error"
   exit
;;
esac