【脚本】新增未扩展磁盘容量

当前物理存储容量

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df -h /data | grep data | awk '{print$(NF-4)}'

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新增未扩展磁盘容量

新增了物理磁盘，但是还未扩展到/data下的磁盘容量

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#!/bin/bash

#################################################
# Create by ssslinppp
# 2016912 17:37:57
##################################################

log_getUnExtendDisk="/data/logs/log_getUnExtendDisk.log"
echo "====================================================" > $log_getUnExtendDisk
echo "Begin to get UnExtendDisk storage at `date "+%Y-%m-%d %H:%M:%S"`" >> $log_getUnExtendDisk

diskSizeCount="0"

fdisk_tmp="/data/fdisk_tmp"
pvs_tmp="/data/pvs_tmp"
diffSet_tmp="/data/diffSet_tmp"

getUnLvmDisk()
{
    fdisk -l | grep /dev/[sh]d.: | awk -F ' ' '{print $2}' | awk -F ':' '{print $1}' > $fdisk_tmp
    # pvs | grep /dev/[sh]d. | awk -F ' ' '{print $1}' > $pvs_tmp
    pvscan | grep /dev/[sh]d. | awk -F ' ' '{print $2}' > $pvs_tmp

    #get Difference set
    # sort $fdisk_tmp $pvs_tmp $pvs_tmp | uniq -u > $diffSet_tmp
    grep -F -v -f $pvs_tmp $fdisk_tmp > $diffSet_tmp


    echo "-----------------------------" >> $log_getUnExtendDisk
    echo "fdisk_info is :" >> $log_getUnExtendDisk
    cat $fdisk_tmp >> $log_getUnExtendDisk
    echo "pvs_info is :" >> $log_getUnExtendDisk
    cat $pvs_tmp >> $log_getUnExtendDisk
    echo "diffSet is:" >> $log_getUnExtendDisk
    cat $diffSet_tmp >> $log_getUnExtendDisk
    echo "----------------------------" >> $log_getUnExtendDisk

    rm -rf $fdisk_tmp
    rm -rf $pvs_tmp
}

getUnLvmDisk
content=`cat $diffSet_tmp`

for dev_disk in $content then;
do
    if [ $dev_disk != "/dev/sda" ] && [ $dev_disk != "/dev/hda" ] && [ `echo $dev_disk | wc -L` == 8 ];then
        # echo "+++++++++++++++++ [$dev_disk]" 
        diskSize=`fdisk -l $dev_disk | grep /dev/[sh]d.: | awk '{print $3}' | awk -F '.' '{print $1}'`
        sizeUnit=`fdisk -l $dev_disk | grep /dev/[sh]d.: | awk '{print $4}' | awk -F '.' '{print $1}'`
        echo " [$dev_disk] size is: $diskSize$sizeUnit" >> $log_getUnExtendDisk
        
        if [ $sizeUnit = "MB," ];then
            diskSize=$[ diskSize / 1024 ]
        fi
                
        diskSizeCount=$[ diskSizeCount + diskSize ]
        echo "curr diskSizeCount is: [$diskSizeCount]G" >> $log_getUnExtendDisk
    fi
done


echo -e "----------------------------\n diskSizeCount : $diskSizeCount" >> $log_getUnExtendDisk

echo $diskSizeCount

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