What's this?
- Cinder volume の Backup を AZ1 に作成
- 新しい Cinder volume を別の AZ2 に作成し、そこへ Backup から Restore
Initial state
Nova AZ
# nova availability-zone-list | egrep -A 10 "^\| nova"
| nova | available |
| |- node-27 | |
| | |- nova-compute | enabled :-) 2015-02-25T02:38:52.000000 |
| |- node-28 | |
| | |- nova-compute | enabled :-) 2015-02-25T02:38:45.000000 |
| nova2 | available |
| |- node-31 | |
| | |- nova-compute | enabled :-) 2015-02-25T02:38:53.000000 |
+--------------------------+----------------------------------------+
Cinder AZ
# cinder availability-zone-list
+-------+-----------+
| Name | Status |
+-------+-----------+
| nova | available |
| nova2 | available |
+-------+-----------+
Cinder volume
# cinder list
+--------------------------------------+-----------+--------------+------+-------------+----------+-------------+
| ID | Status | Display Name | Size | Volume Type | Bootable | Attached to |
+--------------------------------------+-----------+--------------+------+-------------+----------+-------------+
| 37bc4c84-557c-4aed-abce-0994803aef61 | available | admin_vol01 | 1 | None | false | |
| 52a71ec9-57f2-4124-bb80-ba3d93e148e7 | available | admin_vol02 | 1 | None | false | |
+--------------------------------------+-----------+--------------+------+-------------+----------+-------------+
# cinder show admin_vol01 | egrep "Property|availability_zone"
| Property | Value |
| availability_zone | nova |
Cider Backup
# cinder backup-list
+----+-----------+--------+------+------+--------------+-----------+
| ID | Volume ID | Status | Name | Size | Object Count | Container |
+----+-----------+--------+------+------+--------------+-----------+
+----+-----------+--------+------+------+--------------+-----------+
Backup Cinder volume in AZ1
Take Cinder backup
[node-27]# cinder backup-create --display-name admin_vol01_bkup admin_vol01
+-----------+--------------------------------------+
| Property | Value |
+-----------+--------------------------------------+
| id | 34706b5d-511a-4c5f-91ea-a62162fa44f6 |
| name | admin_vol01_bkup |
| volume_id | 37bc4c84-557c-4aed-abce-0994803aef61 |
+-----------+--------------------------------------+
Check Cinder backup
[node-27]# cinder backup-list
+--------------------------------------+--------------------------------------+-----------+------------------+------+--------------+-----------+
| ID | Volume ID | Status | Name | Size | Object Count | Container |
+--------------------------------------+--------------------------------------+-----------+------------------+------+--------------+-----------+
| 34706b5d-511a-4c5f-91ea-a62162fa44f6 | 37bc4c84-557c-4aed-abce-0994803aef61 | available | admin_vol01_bkup | 1 | None | backups |
+--------------------------------------+--------------------------------------+-----------+------------------+------+--------------+-----------+
Restore Cinder volume to AZ2 from the backup of AZ1
Create new Cinder volume in AZ2
# cinder create --display-name admin_vol11 --availability-zone nova2 1
+---------------------+--------------------------------------+
| Property | Value |
+---------------------+--------------------------------------+
| attachments | [] |
| availability_zone | nova2 |
| bootable | false |
| created_at | 2015-02-25T04:55:45.992701 |
| display_description | None |
| display_name | admin_vol11 |
| encrypted | False |
| id | 5e608667-4489-4171-be96-14358c6f2836 |
| metadata | {} |
| size | 1 |
| snapshot_id | None |
| source_volid | None |
| status | creating |
| volume_type | None |
+---------------------+--------------------------------------+
Check the Cinder volume
# cinder list
+--------------------------------------+-----------+--------------+------+-------------+----------+-------------+
| ID | Status | Display Name | Size | Volume Type | Bootable | Attached to |
+--------------------------------------+-----------+--------------+------+-------------+----------+-------------+
| 37bc4c84-557c-4aed-abce-0994803aef61 | available | admin_vol01 | 1 | None | false | |
| 5e608667-4489-4171-be96-14358c6f2836 | available | admin_vol11 | 1 | None | false | |
+--------------------------------------+-----------+--------------+------+-------------+----------+-------------+
# cinder show admin_vol11 | egrep "Property|availability_zone"
| Property | Value |
| availability_zone | nova2 |
Restore to the Cinder volume of AZ2 from the backup of AZ1
# cinder backup-restore --volume-id 5e608667-4489-4171-be96-14358c6f2836 34706b5d-511a-4c5f-91ea-a62162fa44f6
Check the Cinder volume
# cinder list
+--------------------------------------+-----------+--------------+------+-------------+----------+-------------+
| ID | Status | Display Name | Size | Volume Type | Bootable | Attached to |
+--------------------------------------+-----------+--------------+------+-------------+----------+-------------+
| 37bc4c84-557c-4aed-abce-0994803aef61 | available | admin_vol01 | 1 | None | false | |
| 5e608667-4489-4171-be96-14358c6f2836 | available | admin_vol01 | 1 | None | false | |
+--------------------------------------+-----------+--------------+------+-------------+----------+-------------+
# cinder show 5e608667-4489-4171-be96-14358c6f2836 | egrep "Property|availability_zone"
| Property | Value |
| availability_zone | nova2 |
Rename the Cinder volume
# cinder rename 5e608667-4489-4171-be96-14358c6f2836 admin_vol11
# cinder list
+--------------------------------------+-----------+--------------+------+-------------+----------+-------------+
| ID | Status | Display Name | Size | Volume Type | Bootable | Attached to |
+--------------------------------------+-----------+--------------+------+-------------+----------+-------------+
| 37bc4c84-557c-4aed-abce-0994803aef61 | available | admin_vol01 | 1 | None | false | |
| 5e608667-4489-4171-be96-14358c6f2836 | available | admin_vol11 | 1 | None | false | |
+--------------------------------------+-----------+--------------+------+-------------+----------+-------------+
Delete backup
Initial state
# cinder backup-list
+--------------------------------------+--------------------------------------+-----------+------------------+------+--------------+-----------+
| ID | Volume ID | Status | Name | Size | Object Count | Container |
+--------------------------------------+--------------------------------------+-----------+------------------+------+--------------+-----------+
| 34706b5d-511a-4c5f-91ea-a62162fa44f6 | 37bc4c84-557c-4aed-abce-0994803aef61 | available | admin_vol01_bkup | 1 | None | backups |
+--------------------------------------+--------------------------------------+-----------+------------------+------+--------------+-----------+
Backup delete
# cinder backup-delete 34706b5d-511a-4c5f-91ea-a62162fa44f6
Check
# cinder backup-list
+----+-----------+--------+------+------+--------------+-----------+
| ID | Volume ID | Status | Name | Size | Object Count | Container |
+----+-----------+--------+------+------+--------------+-----------+
+----+-----------+--------+------+------+--------------+-----------+
Environment
- Openstack : Juno
- Ceph : Firefly
Reference
Cinder Backup/Restore
Cinder Backup/Restore between AZ
Cinder Backup/Restore between Region