原文：https://www.yuanmas.com/info/2gOwBPvqyb.html
这篇文章主要介绍了Shell实现多级菜单系统安装脚本实例分享,本文脚本用多级菜单实现LAMP、LNMP安装展现效果,需要的朋友可以参考下：
提示：本脚本主要实现多级菜单效果，并没有安装LAMP、LNMP环境，如果要用在实际生成环境中部署LNMP、LAMP环境，只需要简单修改一下就可以了。
演示效果：
1、一级菜单
2、二级菜单
3、执行操作
脚本参考：
| 代码如下： |
#!/bin/bash
#
[ -f /etc/init.d/functions ] && . /etc/init.d/functions
function menu(){
cat << EOF
----------------------------------------------
|*******Please Enter Your Choice:[1-4]*******|
----------------------------------------------
* `echo -e "\033[35m 1)lamp install\033[0m"`
* `echo -e "\033[35m 2)lnmp install\033[0m"`
* `echo -e "\033[35m 3)quit\033[0m"`
* `echo -e "\033[35m 4)return main menu\033[0m"`
EOF
}
function lamp_menu(){
cat << EOF
----------------------------------------------
|*******Please Enter Your Choice:[1-4]*******|
----------------------------------------------
* `echo -e "\033[35m 1)http install\033[0m"`
* `echo -e "\033[35m 2)mysql install\033[0m"`
* `echo -e "\033[35m 3)php install\033[0m"`
* `echo -e "\033[35m 4)return main menu\033[0m"`
EOF
read -p "####please input second_lamp optios[1-4]: " num2
expr $num2 + 1 &>/dev/null #这里加1，判断输入的是不是整数。
if [ $? -ne 0 ];then #如果不等于零，代表输入不是整数。
echo "###########################"
echo "Waing !!!,input error "
echo "Please enter choose[1-4]:"
echo "##########################"
exit 1
fi
case $num2 in
1)
action "Installed httpd..." /bin/true
sleep 2
lamp_menu
;;
2)
action "Installed MySQL..." /bin/true
sleep 2
lamp_menu
;;
3)
action "Installed PHP..." /bin/true
sleep 2
lamp_menu
;;
4)
clear
menu
;;
*)
clear
echo
echo -e "\033[31mYour Enter the wrong,Please input again Choice:[1-4]\033[0m"
lamp_menu
esac
}
function lnmp_menu(){
cat << EOF
----------------------------------------------
|*******Please Enter Your Choice:[1-4]*******|
----------------------------------------------
* `echo -e "\033[35m 1)nginx install\033[0m"`
* `echo -e "\033[35m 2)mysql install\033[0m"`
* `echo -e "\033[35m 3)php install\033[0m"`
* `echo -e "\033[35m 4)return main menu\033[0m"`
EOF
read -p "please input second_lnmp options[1-4]: " num3
expr $num2 + 1 &>/dev/null #这里加1，判断输入的是不是整数。
if [ $? -ne 0 ];then #如果不等于零，代表输入不是整数。
echo
echo "Please enter a integer"
exit 1
fi
case $num3 in
1)
action "Installed Nginx..." /bin/true
sleep 2
lnmp_menu
;;
2)
action "Installed MySQL..." /bin/true
sleep 2
clear
lnmp_menu
;;
3)
action "Installed PHP..." /bin/true
sleep 2
clear
lnmp_menu
;;
4)
clear
menu
;;
*)
clear
echo
echo -e "\033[31mYour Enter the wrong,Please input again Choice:[1-4]\033[0m"
lnmp_menu
esac
}
clear
menu
while true ;do
read -p "##please Enter Your first_menu Choice:[1-4]" num1
expr $num1 + 1 &>/dev/null #这里加1，判断输入的是不是整数。
if [ $? -ne 0 ];then #如果不等于零，代表输入不是整数。
echo "----------------------------"
echo "| Waring!!! |"
echo "|Please Enter Right Choice!|"
echo "----------------------------"
sleep 1
case $num1 in
1)
clear
lamp_menu
;;
2)
clear
lnmp_menu
;;
3)
clear
break
;;
4)
clear
menu
;;
*)
clear
echo -e "\033[31mYour Enter a number Error,Please Enter again Choice:[1-4]
: \033[0m"
menu
esac
done
|
原文：http://www.cnblogs.com/liujiacai/p/7821264.html