自动挂载磁盘脚本

#!/bin/bash
set -e
disk(){
    disk=`fdisk -l | grep 128 | awk '{print $2}' | tr -d :`  #磁盘名
    flag=`df -h | grep $disk `  #查看是否已经挂载  
    if [ -n $disk ] ;then
        if [ -n $flag ];then
             expect -c "   
                spawn  fdisk  $disk
                   expect {
                        "Command"    { send "n
"   ; exp_continue }
                        "Select"     { send "p
"   ; exp_continue }
                        "Partition"  { send "1
"   ; exp_continue }
                        "First"      { send "
" ; exp_continue }
                        "Last"       { send "
" ; exp_continue }          
                        }   
                   expect  "Command" { send "w
"}
                   expect eof
             "
             mkdir /data1
             mkfs.ext4 $disk  -N 5242880
             mount $disk /data1/
             sed -i '9a '$disk'     /data1   ext4    defaults      0  0' /etc/fstab
        else 
             echo "$disk already mount~"
        fi
    fi
    
}


disk

阿里云扩展系统盘

https://help.aliyun.com/document_detail/111738.html?spm=a2c4g.11186623.2.22.54081035WYrMmt#concept-ocb-htw-dhb