c9b9c5aaeb
Updated the nccli string to utilscli to avoid AT&T specific Network cloud terminology. Change-Id: I8dae02559a422dab0bdb8007daaa4f86a67f087e
59 lines
1.7 KiB
Markdown
59 lines
1.7 KiB
Markdown
# RBD PVC/PV script
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This MOP covers Maintenance Activities related to using the rbd_pv script
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to backup and recover PVCs within your kubernetes environment using Ceph.
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## Usage
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Execute utilscli rbd_pv without arguements to list usage options.
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```
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utilscli rbd_pv
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Backup Usage: utilscli rbd_pv [-b <pvc name>] [-n <namespace>] [-d <backup dest> (optional, default: /tmp/backup)] [-p <ceph rbd pool> (optional, default: rbd)]
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Restore Usage: utilscli rbd_pv [-r <restore_file>] [-p <ceph rbd pool> (optional, default: rbd)]
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Snapshot Usage: utilscli rbd_pv [-b <pvc name>] [-n <namespace>] [-p <ceph rbd pool> (optional, default: rbd] [-s <create|rollback|remove> (required)]
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```
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## Backing up a PVC/PV from RBD
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To backup a PV, execute the following:
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```
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utilscli rbd_pv -b mysql-data-mariadb-server-0 -n openstack
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```
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## Restoring a PVC/PV backup
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To restore a PV RBD backup image, execute the following:
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```
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utilscli rbd_pv -r /backup/kubernetes-dynamic-pvc-ab1f2e8f-21a4-11e9-ab61-ca77944df03c.img
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```
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NOTE: The original PVC/PV will be renamed and not overwritten.
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NOTE: Before restoring, you _must_ ensure it is not mounted!
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## Creating a Snapshot for a PVC/PV
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```
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utilscli rbd_pv -b mysql-data-mariadb-server-0 -n openstack -s create
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```
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## Rolling back to a Snapshot for a PVC/PV
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```
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utilscli rbd_pv -b mysql-data-mariadb-server-0 -n openstack -s rollback
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```
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NOTE: Before rolling back a snapshot, you _must_ ensure the PVC/PV volume is not mounted!!
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## Removing a Snapshot for a PVC/PV
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```
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utilscli rbd_pv -b mysql-data-mariadb-server-0 -n openstack -s remove
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```
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NOTE: This will remove all snapshots in Ceph associated to this PVC/PV!
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## Show Snapshot and Image details for a PVC/PV
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```
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utilscli rbd_pv -b mysql-data-mariadb-server-0 -n openstack -s show
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```
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