腾讯云虚机自动挂载数据盘脚本

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把之前在腾讯云上部署环境过程中遇到的可以抽象摘取出来的固定逻辑，稍加整理供大家参考。

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#!/bin/bash

function Usage()
{
cat << EOF

Usage:
    sh $0
    sh $0 -d MOUNTDIRECTORY
    sh $0 -h|--help
    
Options:
    -d|--MountDirectory {eg:/data}:     Mount directory.
    -h|--help:  Show help.
    
EOF

}

OPTS=$(getopt -o d:h -a --long help,MountDirectory: -n 'warning' -- "$@")
eval set -- "$OPTS"
while true;
do
    case "$1" in
        -d|--MountDirectory) MountDirectory=$2; shift 2 ;;
        -h|--help) Usage; shift; exit 0 ;;
        --) shift; break ;;
        *) echo -e "\nParameter error.\n"; Usage; exit 1 ;;
    esac
done

function disk_mount()
{
	if [ -b /dev/vdb ]; then
		echo -e "\033[32m$(date "+%Y-%m-%d %H:%M:%S") \tfdisk /dev/vdb \033[0m"
		fdisk /dev/vdb 1>/dev/null << EOF
n
p
1


wq
EOF
		wait
		if [ -b /dev/vdb1 ]; then
			echo -e "\033[32m$(date "+%Y-%m-%d %H:%M:%S")\t mkfs.ext4 /dev/vdb1 \033[0m"
			mkfs.ext4 /dev/vdb1 1>/dev/null
			sleep 3
			echo -e "\033[32m$(date "+%Y-%m-%d %H:%M:%S")\t mounting -a \033[0m"
			mkdir -p ${MountDirectory}
			if ! grep "${MountDirectory}" /etc/fstab >/dev/null 2>&1 ; then
				echo -e "/dev/disk/by-uuid/$(ls -l /dev/disk/by-uuid/ |grep vdb1 |awk '{print $9}')     ${MountDirectory}	ext4	defaults,nofail 0 2" >>/etc/fstab && mount -a
			    echo -e "\033[32m$(date "+%Y-%m-%d %H:%M:%S")\t Finished. \033[0m"
                df -h |grep "${MountDirectory}"
            else
                echo -e "\033[31m /etc/fstab record has already existed. \033[0m"
            fi
        else
            echo -e "\033[31m fdisk failed. \033[0m"
        fi
    else
        echo -e "\033[31m/dev/vdb does not exist. \033[0m"
    fi
}

function main()
{
    MountDirectory="$(echo "${MountDirectory}" |grep -Po '^/(\w+/)*\w+')"
    [ -z "${MountDirectory}" ] && MountDirectory=/tencentCloud/data;
    disk_mount
}
main