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rbd: convert rbdVolume to rbdSnapshot

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After cloning the RBD snapshot, an rbdVolume is returned for the
CSI.Snapshot object. In order to use the rbdSnapshot.ToCSI() function,
the rbdVolume needs to be converted (back) to an rbdSnaphot.

Signed-off-by: Niels de Vos <ndevos@ibm.com>
This commit is contained in:
Niels de Vos 2024-08-08 11:03:29 +02:00 committed by mergify[bot]
parent 503d10eb1a
commit 869aaced7d
2 changed files with 34 additions and 15 deletions
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27
internal/rbd/controllerserver.go
View File

@ -32,7 +32,6 @@ import (
"github.com/kubernetes-csi/csi-lib-utils/protosanitizer"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
"google.golang.org/protobuf/types/known/timestamppb"
)
const (
@ -1236,14 +1235,13 @@ func (cs *ControllerServer) CreateSnapshot(
return nil, status.Error(codes.Internal, err.Error())
}
csiSnap, err := vol.toSnapshot().ToCSI(ctx)
if err != nil {
return nil, status.Error(codes.Internal, err.Error())
}
return &csi.CreateSnapshotResponse{
Snapshot: &csi.Snapshot{
SizeBytes: vol.VolSize,
SnapshotId: vol.VolID,
SourceVolumeId: req.GetSourceVolumeId(),
CreationTime: timestamppb.New(*vol.CreatedAt),
ReadyToUse: true,
},
Snapshot: csiSnap,
}, nil
}
@ -1296,14 +1294,13 @@ func cloneFromSnapshot(
}
}
csiSnap, err := rbdSnap.ToCSI(ctx)
if err != nil {
return nil, status.Error(codes.Internal, err.Error())
}
return &csi.CreateSnapshotResponse{
Snapshot: &csi.Snapshot{
SizeBytes: rbdSnap.VolSize,
SnapshotId: rbdSnap.VolID,
SourceVolumeId: rbdSnap.SourceVolumeID,
CreationTime: timestamppb.New(*rbdSnap.CreatedAt),
ReadyToUse: true,
},
Snapshot: csiSnap,
}, nil
}

22
internal/rbd/snapshot.go
View File

@ -101,6 +101,27 @@ func cleanUpSnapshot(
return nil
}
func (rv *rbdVolume) toSnapshot() *rbdSnapshot {
return &rbdSnapshot{
rbdImage: rbdImage{
ClusterID: rv.ClusterID,
VolID: rv.VolID,
Monitors: rv.Monitors,
Pool: rv.Pool,
JournalPool: rv.JournalPool,
RadosNamespace: rv.RadosNamespace,
RbdImageName: rv.RbdImageName,
ImageID: rv.ImageID,
CreatedAt: rv.CreatedAt,
// copyEncryptionConfig cannot be used here because the volume and the
// snapshot will have the same volumeID which cases the panic in
// copyEncryptionConfig function.
blockEncryption: rv.blockEncryption,
fileEncryption: rv.fileEncryption,
},
}
}
func (rbdSnap *rbdSnapshot) toVolume() *rbdVolume {
return &rbdVolume{
rbdImage: rbdImage{
@ -112,6 +133,7 @@ func (rbdSnap *rbdSnapshot) toVolume() *rbdVolume {
RadosNamespace: rbdSnap.RadosNamespace,
RbdImageName: rbdSnap.RbdSnapName,
ImageID: rbdSnap.ImageID,
CreatedAt: rbdSnap.CreatedAt,
// copyEncryptionConfig cannot be used here because the volume and the
// snapshot will have the same volumeID which cases the panic in
// copyEncryptionConfig function.