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feat(zfspv): adding backup and restore support (#162)

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This commit adds support for Backup and Restore controller, which will be watching for
the events. The velero plugin will create a Backup CR to create a backup
with the remote location information, the controller will send the data
to that remote location.

In the same way, the velero plugin will create a Restore CR to restore the
volume from the the remote location and the restore controller will restore
the data.

Steps to use velero plugin for ZFS-LocalPV are :

1. install velero

2. add openebs plugin

velero plugin add openebs/velero-plugin:latest

3. Create the volumesnapshot location :

for full backup :-

```yaml
apiVersion: velero.io/v1
kind: VolumeSnapshotLocation
metadata:
  name: default
  namespace: velero
spec:
  provider: openebs.io/zfspv-blockstore
  config:
    bucket: velero
    prefix: zfs
    namespace: openebs
    provider: aws
    region: minio
    s3ForcePathStyle: "true"
    s3Url: http://minio.velero.svc:9000
```

for incremental backup :-

```yaml
apiVersion: velero.io/v1
kind: VolumeSnapshotLocation
metadata:
  name: default
  namespace: velero
spec:
  provider: openebs.io/zfspv-blockstore
  config:
    bucket: velero
    prefix: zfs
    backup: incremental
    namespace: openebs
    provider: aws
    region: minio
    s3ForcePathStyle: "true"
    s3Url: http://minio.velero.svc:9000
```

4. Create backup

velero backup create my-backup --snapshot-volumes --include-namespaces=velero-ns --volume-snapshot-locations=aws-cloud-default --storage-location=default

5. Create Schedule

velero create schedule newschedule  --schedule="*/1 * * * *" --snapshot-volumes --include-namespaces=velero-ns --volume-snapshot-locations=aws-local-default --storage-location=default

6. Restore from backup

velero restore create --from-backup my-backup --restore-volumes=true --namespace-mappings velero-ns:ns1



Signed-off-by: Pawan <pawan@mayadata.io>
This commit is contained in:
Pawan Prakash Sharma 2020-09-08 13:44:39 +05:30 • committed by GitHub
parent a5e645b43d
commit e40026c98a
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GPG key ID: 4AEE18F83AFDEB23
48 changed files with 5148 additions and 7 deletions
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18
pkg/driver/agent.go
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@ -23,6 +23,8 @@ import (
apis "github.com/openebs/zfs-localpv/pkg/apis/openebs.io/zfs/v1"
"github.com/openebs/zfs-localpv/pkg/builder/volbuilder"
k8sapi "github.com/openebs/zfs-localpv/pkg/client/k8s/v1alpha1"
"github.com/openebs/zfs-localpv/pkg/mgmt/backup"
"github.com/openebs/zfs-localpv/pkg/mgmt/restore"
"github.com/openebs/zfs-localpv/pkg/mgmt/snapshot"
"github.com/openebs/zfs-localpv/pkg/mgmt/volume"
"github.com/openebs/zfs-localpv/pkg/zfs"
@ -65,6 +67,22 @@ func NewNode(d *CSIDriver) csi.NodeServer {
}
}()
// start the backup controller
go func() {
err := backup.Start(&ControllerMutex, stopCh)
if err != nil {
klog.Fatalf("Failed to start ZFS backup management controller: %s", err.Error())
}
}()
// start the restore controller
go func() {
err := restore.Start(&ControllerMutex, stopCh)
if err != nil {
klog.Fatalf("Failed to start ZFS restore management controller: %s", err.Error())
}
}()
return &node{
driver: d,
}