Kavva, Jagan Mohan (jk330k) c9b9c5aaeb Edit nccli string to utilscli for Ceph Utility Container

Updated the nccli string to utilscli to avoid AT&T specific Network
cloud terminology.

Change-Id: I8dae02559a422dab0bdb8007daaa4f86a67f087e

2019-08-08 06:19:58 +00:00

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RBD PVC/PV script

This MOP covers Maintenance Activities related to using the rbd_pv script to backup and recover PVCs within your kubernetes environment using Ceph.

Usage

Execute utilscli rbd_pv without arguements to list usage options.

utilscli rbd_pv
Backup Usage: utilscli rbd_pv [-b <pvc name>] [-n <namespace>] [-d <backup dest> (optional, default: /tmp/backup)] [-p <ceph rbd pool> (optional, default: rbd)]
Restore Usage: utilscli rbd_pv [-r <restore_file>] [-p <ceph rbd pool> (optional, default: rbd)]
Snapshot Usage: utilscli rbd_pv [-b <pvc name>] [-n <namespace>] [-p <ceph rbd pool> (optional, default: rbd] [-s <create|rollback|remove> (required)]

Backing up a PVC/PV from RBD

To backup a PV, execute the following:

utilscli rbd_pv -b mysql-data-mariadb-server-0 -n openstack

Restoring a PVC/PV backup

To restore a PV RBD backup image, execute the following:

utilscli rbd_pv -r /backup/kubernetes-dynamic-pvc-ab1f2e8f-21a4-11e9-ab61-ca77944df03c.img

NOTE: The original PVC/PV will be renamed and not overwritten. NOTE: Before restoring, you must ensure it is not mounted!

Creating a Snapshot for a PVC/PV

utilscli rbd_pv -b mysql-data-mariadb-server-0 -n openstack -s create

Rolling back to a Snapshot for a PVC/PV

utilscli rbd_pv -b mysql-data-mariadb-server-0 -n openstack -s rollback

NOTE: Before rolling back a snapshot, you must ensure the PVC/PV volume is not mounted!!

Removing a Snapshot for a PVC/PV

utilscli rbd_pv -b mysql-data-mariadb-server-0 -n openstack -s remove

NOTE: This will remove all snapshots in Ceph associated to this PVC/PV!

Show Snapshot and Image details for a PVC/PV

utilscli rbd_pv -b mysql-data-mariadb-server-0 -n openstack -s show

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