OpenStack practice (6): Cinder module Backup and Restore Volume

Environmental Description:

hostname

operating system version

IP address

description

centos7

centos7

172.27.9.181NFS server with mount point/backup

openstack-controllerUbuntu 16.04.5172.27.34.37openstack control node, local nfs mount point is finder_backup

Ubuntu installation details: Ubuntu 16.04.5 lvm installation full record

Openstack installation details: OpenStack practice (1): DevStack under Ubuntu 16.04 to build p version of OpenStack

For details of NFS server setup, see: NFS server setup and client connection configuration under Centos7

Objective:

Backup volume vol-002 to remote nfs server;

Restore backed up volumes from nfs servers;

1. modify the configuration file

Modify the cinder.conf file of the control node

stack@openstack-controller:~$ view /etc/cinder/cinder.confbackup_driver = cinder.backup.drivers.nfsbackup_mount_point_base = /cinder_backupbackup_share = 172.27.9.181:/backup

2. Start backup service

Manually start the cinder-backup service

root@openstack-controller:~# source /opt/stack/devstack/openrc admin adminroot@openstack-controller:/# /usr/bin/python /usr/local/bin/cinder-backup --config-file /etc/cinder/cinder.conf

Mount Point View

The remote directory 172.27.9.181:/backup is mounted locally/finder_backup/25456d92e2f8d55a830c3f5211266302

3. View Volume

View backed up volumes

Volume vol-002 to be backed up is already attached to instance cirros06.

4. perform a backup

root@openstack-controller:~# cinder backup-create vol-002 --force

Force backup because vol-002 is already connected to the instance.

5. View backed up volumes

Backup Volume View

root@openstack-controller:~# cinder backup-list

nfs Shared Directory View

Goal 1 completed

6. recovery volume

root@openstack-controller:~# cinder backup-restore 34ff4ba3-e175-481a-b578-800d4948dcb7

View recovering volumes

has resumed

Objective 2 completed.