Files
velero/internal
Shubham PampattiwarandGitHub f73888abbd Add snapshotClass parameter to volume policy snapshot action (#10070)
* Add SnapshotClassParameter constant and GetSnapshotClass getter

Add a new snapshotClass action parameter to volume policies, allowing
users to specify which VolumeSnapshotClass to use for CSI snapshots.
This follows the existing dataMover parameter pattern with a typed
constant and getter method on the Action struct.

Ref: #8807

Signed-off-by: Shubham Pampattiwar <spampatt@redhat.com>

* Add snapshotClass parameter validation

Validate the snapshotClass parameter in Action.validate(): it must only
appear on snapshot actions, must be a string, and must not be empty.
Follows the same validation pattern as the dataMover parameter.

Ref: #8807

Signed-off-by: Shubham Pampattiwar <spampatt@redhat.com>

* Add volume policy tier to VolumeSnapshotClass selection

Add GetVolumeSnapshotClassFromVolumePolicy helper and extend
GetVolumeSnapshotClass with a policySnapshotClass parameter. The new
tier sits between PVC annotation and backup annotation in the priority
chain: PVC annotation > volume policy > backup annotation > VSC label.

Ref: #8807

Signed-off-by: Shubham Pampattiwar <spampatt@redhat.com>

* Wire snapshotClass from volume policy through CSI plugin

In pvcBackupItemAction.Execute, call GetActionParameters to extract the
snapshotClass from the matched volume policy and pass it through
getVolumeSnapshotReference and createVolumeSnapshot to
GetVolumeSnapshotClass. This connects the volume policy parameter to
the CSI snapshot creation path.

Fixes #8807

Signed-off-by: Shubham Pampattiwar <spampatt@redhat.com>

* Add changelog for PR #10070

Signed-off-by: Shubham Pampattiwar <spampatt@redhat.com>

* Document snapshotClass volume policy parameter

Add documentation for the new snapshotClass parameter in the volume
policy snapshot action. Update the CSI docs to include volume policy
as a tier in the VolumeSnapshotClass selection priority, and add
Example 6 to resource-filtering.md showing multi-array usage.

Ref: #8807

Signed-off-by: Shubham Pampattiwar <spampatt@redhat.com>

* Fix import ordering in pvc_action.go

Signed-off-by: Shubham Pampattiwar <spampatt@redhat.com>

* Add end-to-end test for snapshotClass volume policy parameter

Verify that when a volume policy specifies snapshotClass, the CSI
plugin creates a VolumeSnapshot using that VolumeSnapshotClass. The
test uses a VSC without the velero label to confirm selection comes
from the volume policy parameter, not the label-based fallback.

Ref: #8807

Signed-off-by: Shubham Pampattiwar <spampatt@redhat.com>

* Fix gofmt struct field alignment in pvc_action_test.go

Signed-off-by: Shubham Pampattiwar <spampatt@redhat.com>

* Add GetSnapshotClass to VolumeHelper interface

Add a GetSnapshotClass method to VolumeHelper that encapsulates the
extraction of the snapshotClass parameter from volume policy actions.
This avoids requiring callers to parse raw parameters from
GetActionParameters. Simplify the CSI plugin to use the new method.

Ref: #8807

Signed-off-by: Shubham Pampattiwar <spampatt@redhat.com>

* Fix gofmt formatting in resource_policies.go

Signed-off-by: Shubham Pampattiwar <spampatt@redhat.com>

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Signed-off-by: Shubham Pampattiwar <spampatt@redhat.com>
2026-08-05 08:13:59 -07:00
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