GodokNam인터넷에서 돌아 다니는 확장 스크립트 짜집기 하였습니다.
CentOS 7.x 버전에서 테스트 되었으며
/dev/sda 만 있는 경우 테스트 되었습니다.
/dev/sdb 까지 있는 경우는 테스트 안됨.
감사합니다.
#-----------------------------------------------------------------------------------------------------------------------------
#!/bin/bash
##################################################################################
# Get OS Type
##################################################################################
OS_ID=`cat /etc/os-release | grep -E "^ID=" | sed -e 's/ID=//g' | sed -e 's/"//g'`
OS_VER=`cat /etc/os-release | grep -E "^VERSION_ID=" | sed -e 's/VERSION_ID=//g' | sed -e 's/"//g'`
OS_TYPE=$OS_ID"-"$OS_VER
echo "OS_TYPE = $OS_TYPE"
function resize_disk_2 {
local DISK=$1
local PV_NAME_CNT=`pvdisplay | grep -A 1 $DISK | grep "PV Name" | awk '{print $3}' | wc -l`
local PT_NAME=`pvdisplay | grep -A 1 $DISK | grep "PV Name" | awk '{print $3}' | sed -n "$PV_NAME_CNT"p`
local PT_NUM=`echo $PT_NAME | awk '{print $1}' | rev | cut -c -1`
PT_TYPE=`mount | grep ^/dev | awk '{if($3 == "/") print $5}'`
FILE_SYSTEM=`mount | grep ^/dev | awk '{if($3 == "/") print $1}'`
PARTED_SUPPORT_RESIZEPART=`parted --help | grep "resizepart" | awk '{print $1}'`
echo "========== resize_disk_2 =============="
echo "DISK[$DISK], PV_NAME_CNT[$PV_NAME_CNT], PT_NAME[$PT_NAME], PT_NUM[$PT_NUM], PT_TYPE[$PT_TYPE], FILE_SYSTEM[$FILE_SYSTEM]"
if [ "$PARTED_SUPPORT_RESIZEPART" = "resizepart" ]; then
echo "[parted] program supports resizepart."
else
echo "[parted] program does not support resizepart. so, update processing parted program..."
case $OS_TYPE in
"ubuntu-18.04")
apt-get -y install --only-upgrade parted
;;
"centos-7")
yum -y update parted
;;
*)
echo "Check OS."
#exit 1
;;
esac
PARTED_SUPPORT_RESIZEPART=`parted --help | grep "resizepart" | awk '{print $1}'`
fi
#exit
if [ "$PARTED_SUPPORT_RESIZEPART" = "resizepart" ]; then
echo "[Before] [df -Th] --------------------------------------"
df -Th
parted $DISK --script resizepart $PT_NUM 100%
pvresize $PT_NAME
lvextend -l +100%FREE $FILE_SYSTEM
if [ $PT_TYPE = "ext4" ]; then
resize2fs $FILE_SYSTEM
elif [ $PT_TYPE = "xfs" ]; then
xfs_growfs $FILE_SYSTEM
fi
echo "[After] [df -Th] ---------------------------------------"
df -Th
else
echo "-------------------------------------------------------"
echo "Please, update parted program."
echo "-------------------------------------------------------"
# Because you can create up to 4 partitions, this is not recommended.
PT_NUM=$(($PT_NUM+1))
START=`parted -s $DISK print free | grep Free | grep GB | awk '{print $1}'`
END=`parted -s $DISK print free | grep Free | grep GB | awk '{print $2}'`
echo "START[$START], END[$END], PT_NUM[$PT_NUM]"
parted $DISK -s mkpart primary $START $END
#parted /dev/sda -s set $PT_NUM lvm
echo "fdisk -l $DISK"
fdisk -l $DISK
pvcreate $DISK$PT_NUM
# if VG_NAME is multiple ????
VG_NAME=`vgdisplay | grep "VG Name" | awk '{print $3}'`
vgextend $VG_NAME $DISK$PT_NUM
lvextend -l +100%FREE $FILE_SYSTEM
if [ $PT_TYPE = "ext4" ]; then
resize2fs $FILE_SYSTEM
elif [ $PT_TYPE = "xfs" ]; then
xfs_growfs $FILE_SYSTEM
fi
echo "fdisk -l $DISK"
fdisk -l $DISK
fi
}
FDISK=""
for DISK in `fdisk -l 2>&1 | grep "Disk" | grep '/dev/sd' | awk '{print $2}' | sed -e 's/://g'`; do
DISK_LABEL_TYPE=`fdisk -l $DISK | grep "label type" | awk '{print $NF}'`
if [ $DISK_LABEL_TYPE = "dos" ]; then
FDISK_SIZE=`fdisk -l $DISK | grep "Disk" | grep $DISK | awk '{print $3}'`
echo "FDISK_SIZE : $FDISK_SIZE"
PV_NAME_CNT=`pvdisplay | grep -A 1 $DISK | grep "PV Name" | awk '{print $3}' | wc -l`
PT_NAME=`pvdisplay | grep -A 1 $DISK | grep "PV Name" | awk '{print $3}' | sed -n "$PV_NAME_CNT"p`
PT_SIZE=`fdisk -l $PT_NAME | grep "Disk" | grep $PT_NAME | awk '{print $3}'`
PT_SIZE_IS_MB=`fdisk -l $PT_NAME | grep "Disk" | grep $PT_NAME | awk '{print $4}' | cut -d"," -f1 | awk '{if($1 = "MB") print "1"; else print "0";}'`
echo "PT_NAME[$PT_NAME], PT_SIZE[$PT_SIZE]"
SIZE_COMP_RES=0
if [ $PT_SIZE_IS_MB = "1" ]; then
SIZE_COMP_RES=`echo "$FDISK_SIZE $PT_SIZE" | awk '{if($1 > $2/1024) print "1"; else print "0";}'`
else
SIZE_COMP_RES=`echo "$FDISK_SIZE $PT_SIZE" | awk '{if($1 > $2) print "1"; else print "0";}'`
fi
if [ $SIZE_COMP_RES != 0 ]; then
START=`parted -s $DISK print free | grep Free | grep GB | awk '{print $1}'`
END=`parted -s $DISK print free | grep Free | grep GB | awk '{print $2}'`
if [ "$START" != "" -a "$END" != "" ]; then
resize_disk_2 $DISK
else
echo "df -Th"
df -Th
fi
fi
fi
done