■ 하드디스크 ID 검색 ( sdb를 추가할 예정 )
ll /dev/disk/by-id
[01:03 xcp-ng-sodlajge ~]# ll /dev/disk/by-id
total 0
lrwxrwxrwx 1 root root 9 Dec 30 00:59 ata-KLEVV_NEO_N400_SSD_120GB_E202104060026997 -> ../../sdb
lrwxrwxrwx 1 root root 10 Dec 30 00:59 ata-KLEVV_NEO_N400_SSD_120GB_E202104060026997-part1 -> ../../sdb1
lrwxrwxrwx 1 root root 9 Dec 30 00:59 ata-RevuAhn_900G_120GB_R29GSV3120AH45K01508 -> ../../sda
lrwxrwxrwx 1 root root 10 Dec 30 00:59 ata-RevuAhn_900G_120GB_R29GSV3120AH45K01508-part1 -> ../../sda1
lrwxrwxrwx 1 root root 10 Dec 30 00:59 ata-RevuAhn_900G_120GB_R29GSV3120AH45K01508-part2 -> ../../sda2
lrwxrwxrwx 1 root root 10 Dec 30 00:59 ata-RevuAhn_900G_120GB_R29GSV3120AH45K01508-part3 -> ../../sda3
lrwxrwxrwx 1 root root 10 Dec 30 00:59 ata-RevuAhn_900G_120GB_R29GSV3120AH45K01508-part4 -> ../../sda4
lrwxrwxrwx 1 root root 10 Dec 30 00:59 ata-RevuAhn_900G_120GB_R29GSV3120AH45K01508-part5 -> ../../sda5
lrwxrwxrwx 1 root root 10 Dec 30 00:59 ata-RevuAhn_900G_120GB_R29GSV3120AH45K01508-part6 -> ../../sda6
lrwxrwxrwx 1 root root 10 Dec 30 01:00 dm-name-VG_XenStorage--fa44bc0e--35b0--b959--818a--d07f52ce40ca-MGT -> ../../dm-0
lrwxrwxrwx 1 root root 10 Dec 30 01:00 dm-uuid-LVM-mJfbMEyVAxMwK8c7BhGfQl1xSeHAFzi8XGWONFlfNYmuJtjz1I7drskwnR7rysqP -> ../../dm-0
■ 디스크 ID 자동 추출
"sdb$" : 라인 끝이 정확히 sdb로 끝나는 항목만 선택 (sdb1과 같은 파티션은 제외)
NEW_DISK_ID=$(ls -l /dev/disk/by-id | grep "sdb$" | awk '{print $9}' | head -1)
■ HOST UUID 자동 추출
HOST_UUID=$(xe host-list | grep ^uuid | awk '{print $5}')
■ 최종 마운트 명령어
xe sr-create device-config:device=/dev/disk/by-id/$NEW_DISK_ID \
host-uuid=$HOST_UUID \
content-type=user \
name-label="NewDisk" \
shared=false \
type=lvm
■ 한 명령어로 정리
NEW_DISK_ID=$(ls -l /dev/disk/by-id | grep "sdb$"| awk '{print $9}' | head -1)
HOST_UUID=$(xe host-list | grep ^uuid | awk '{print $5}')
xe sr-create device-config:device=/dev/disk/by-id/$NEW_DISK_ID \
host-uuid=$HOST_UUID \
content-type=user \
name-label="NewDisk" \
shared=false \
type=lvm
■ 제거
xe sr-list name-label="Klevv" --minimal | xargs -I {} xe sr-forget uuid={}
■ 오류발생
PBD(Physical Block Device)가 아직 연결되어 있어서 바로 제거가 안 되는 상황
xargs -I {} xe sr-forget uuid={}
The SR is still connected to a host via a PBD. It cannot be destroyed or forgotten.
sr: 69b60123-fb6d-6b4d-8ad5-56db113bbec0 (Klevv)
■ sdb 스토리지의 PBD 찾기 및 언플러그, 그리고 스토리지 제거까지 한번에 실행
DISK_PATH=$(ls -l /dev/disk/by-id | grep "sdb$" | awk '{print $9}') && \
SR_UUID=$(xe pbd-list params=all | grep -B5 $DISK_PATH | grep "sr-uuid" | awk '{print $4}') && \
xe pbd-list sr-uuid=$SR_UUID --minimal | xargs -I {} xe pbd-unplug uuid={} && \
xe sr-forget uuid=$SR_UUID
하지만 이 방법은 신규 디스크 추가 방법으로 디스크가 초기화된다 ( 데이타가 지워진다 )
■ 젠서버 삭제하기 : https://knsesang2000.tistory.com/207
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