脚本化处理linux云服务器第二硬盘初始化

 

 1 #!/usr/bin/bash
 2 
 3 # 可以带参数
 4 method=$1
 5 size=$2
 6 mydir=$3
 7 [ $#==0 ]&&{
 8 echo -e "Missing parameter! Usage: $0 method size dirname"
 9 echo -e "\t\t\tmethed- -----  add , extend, remove"
10 echo -e "\t\t\tsize -----  xxG\n"
11 }
12 
13 myfdisk()
14 {
15 # fdisk 分区第二硬盘，vdb ,分区格式lvm
16 echo "n
17 p
18 1
19 
20 
21 t
22 8e
23 w
24 " | fdisk /dev/vdb
25 vgextend centos /dev/vdb1
26 }
27 
28 [ -b /dev/vdb1 ]||myfdisk
29 
30 myextend()
31 {
32     lvextend -L $size /dev/mapper/centos-root
33     xfs_growfs /dev/mapper/centos-root
34 }
35 
36 case $method in 
37 "extend")
38 # 扩容root根目录
39 myextend
40 ;;
41 
42 "add")
43 lvcreate -L $size -n $mydir centos
44 [ -d /$mydir ] || mkdir /$mydir
45 mkfs -t xfs /dev/mapper/centos-$mydir
46 mount /dev/centos/$mydir /$mydir
47 uuiddata=$(blkid |grep "centos-$mydir"|awk '{print $2}'|awk -F \"  '{print $2}')
48 cp /etc/fstab /etc/fstab.bak
49 [ -n $uuiddata ]&&echo "UUID=$uuiddata /$mydir                   xfs     defaults        0 0" >>/etc/fstab
50 ;;
51 
52 "remove")
53 mydir=$2
54 cp /etc/fstab /etc/fstab.bak2
55 sed -i "/\/$mydir/d" /etc/fstab
56 umount /$mydir
57 lvremove -y /dev/mapper/centos-$mydir
58 ;;
59 
60 "*")
61 ;;
62 
63 esac

 

posted @ 2020-02-13 14:46  jimywu  阅读(228)  评论(0)    收藏  举报