80 lines
2.0 KiB
Bash
80 lines
2.0 KiB
Bash
#!/bin/bash
|
||
|
||
|
||
# vda 252:0 0 500G 0 disk
|
||
# ├─vda1 252:1 0 1G 0 part /boot
|
||
# └─vda2 252:2 0 119G 0 part
|
||
# ├─klas-root 253:0 0 74.7G 0 lvm /
|
||
# ├─klas-swap 253:1 0 7.9G 0 lvm
|
||
# └─klas-backup 253:2 0 36.4G 0 lvm
|
||
# 系统的磁盘划分为上图所示，请给出shell命令实现如下的功能
|
||
# 1. 关闭/dev/klas/swap /dev/klas/backup 将vda2的磁空间全部分给/dev/klas/root
|
||
# 2. 将vda的剩余空间创建 /vda3 分区, 创建 pv /dev/vda3
|
||
# 3. 在pv /dev/vda3上创建 vg datavg，大小为全部空间
|
||
# 4. 在vg datavg上创建lv docklv，大小为全部空间
|
||
# 5. 将lv docklv格式化为xfs格式
|
||
# 6. 将lv docklv挂载到 /var/lib/docker
|
||
# 7. 将lv docklv的挂载点设置为永久挂载
|
||
|
||
|
||
|
||
# 1. 关闭/dev/kals/swap 和 /dev/kals/backup，将vda2的空间全部分给/dev/klas/root
|
||
swapoff /dev/kals/swap
|
||
echo "y\n" | lvremove /dev/kals/swap
|
||
# lvremove /dev/klas/backup
|
||
lvextend -l +100%FREE /dev/kals/root
|
||
xfs_growfs /dev/kals/root
|
||
|
||
# 2. 将vda的剩余空间创建 /vda3 分区, 创建 pv /dev/vda3
|
||
if ! lsblk | grep -q vdb; then
|
||
echo ""
|
||
echo "/dev/vdb does not exist, skipping partition creation"
|
||
echo ""
|
||
df -TH
|
||
echo ""
|
||
lsblk
|
||
echo ""
|
||
exit 0
|
||
fi
|
||
|
||
# 1. 调整磁盘 /dev/vdb 的分区表为 GPT 格式
|
||
echo yes | parted /dev/vdb mklabel gpt
|
||
|
||
echo "/dev/vdb exists, starting to partition creation"
|
||
echo "n
|
||
p
|
||
|
||
|
||
|
||
t
|
||
|
||
8e
|
||
w
|
||
" | fdisk /dev/vdb
|
||
partprobe
|
||
|
||
pvcreate /dev/vdb1
|
||
|
||
# 3. 在pv /dev/vdb1上创建 vg datavg，大小为全部空间
|
||
vgcreate datavg /dev/vdb1
|
||
|
||
# 4. 在vg datavg上创建lv docklv，大小为全部空间
|
||
lvcreate -l 100%FREE -n docklv datavg
|
||
|
||
# 5. 将lv docklv格式化为xfs格式
|
||
mkfs.xfs /dev/datavg/docklv
|
||
|
||
# 6. 将lv docklv挂载到 /var/lib/docker
|
||
mkdir -p /var/lib/docker
|
||
mount /dev/datavg/docklv /var/lib/docker
|
||
|
||
# 7. 将lv docklv的挂载点设置为永久挂载
|
||
echo "/dev/datavg/docklv /var/lib/docker xfs defaults 0 0" >> /etc/fstab
|
||
|
||
echo ""
|
||
|
||
|
||
df -TH
|
||
echo ""
|
||
lsblk
|
||
echo "" |