shell 字符菜单管理

1、创建一个脚本func.sh

脚本如下func2.sh

#!/bin/bash

function menu(){
title="My Menu"
url="www.lampym.com"
time=`date +%Y-%m-%d`
cat << eof

########################################
        $title
########################################
*    )add a user
*    )set password for user
*    )delete e user
*    )print disk sapce
*    )print mem space
*    )quit
########################################
$url              $time
########################################
eof
}

func2.sh

2、创建脚本index.sh

#!/bin/bash

. func2.sh

clear
menu

while true
do
     read -p "please input a option:" option
     case $option in
        )
          read -p "add a user:" name
          useradd $name  > /dev/null
          if [ $? -eq  ] ;then
            str="user ${name} is created successfully"
            echo -e "\033[30;47m$str\033[0m"
          else
            str="user ${name} is created failly!"
            echo -e "\033[31;47m$str\033[0m"
          fi;;
        )
         read -p "input the user:" user
         read -p "set password for the user:" passwd
         echo $passwd | passwd --stdin $user > /dev/null
         if [ $? -eq  ] ;then
            str="${user}'s password set successfully!"
            echo -e "\033[30;47m$str\033[0m"
         else
            str="${user}'s password set failly"
            echo -e "\033[31;47m$str\033[0m"

         fi;;
        )
             read -p "input a user:" user
         userdel -r $user
         if  [ $? -eq  ] ;then
            str="$user delete successfully!"
            echo -e "\033[30;47m$str\033[0m"
         else
            str="$user delete failly"
            echo -e "\033[31;47m$str\033[0m"
         fi
            ;;
        ) echo "你选择了第四个选项";;
        ) echo "你选择了第五个选项";;
        ) echo "你选择了退出！"
          break    ;;
        ) clear
           menu
      esac
done

index.sh