technofab/zfs-localpv
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feat(clone): add support for creating the Clone from volume as datasource (#234)

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This PR adds the capability to create the Clone from pvc directly

```
kind: PersistentVolumeClaim
apiVersion: v1
metadata:
  name: pvc-clone
spec:
  storageClassName: openebs-snap
  dataSource:
    name: pvc-snap
    kind: PersistentVolumeClaim
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 4Gi
```
The ZFS_LocalPV driver will create one internal snapshot of the name
same as the new volume name and will create a clone out of it. Also,
while destroying the volume the driver will take care of deleting
the created snapshot for the clone.

Signed-off-by: Pawan <pawan@mayadata.io>
This commit is contained in:
Pawan Prakash Sharma 2020-11-11 18:58:25 +05:30 • committed by GitHub
parent e52d6c7067
commit fb6f1006da
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4 changed files with 98 additions and 3 deletions
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2
pkg/zfs/volume.go
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@ -39,6 +39,8 @@ const (
ZFSFinalizer string = "zfs.openebs.io/finalizer"
// ZFSVolKey for the ZfsSnapshot CR to store Persistence Volume name
ZFSVolKey string = "openebs.io/persistent-volume"
// ZFSSrcVolKey key for the source Volume name
ZFSSrcVolKey string = "openebs.io/source-volume"
// PoolNameKey is key for ZFS pool name
PoolNameKey string = "openebs.io/poolname"
// ZFSNodeKey will be used to insert Label in ZfsVolume CR