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