mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-11-25 15:50:20 +00:00
94 lines
2.8 KiB
Go
94 lines
2.8 KiB
Go
/*
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Copyright 2024 The Ceph-CSI Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package rbd
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import (
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"context"
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"errors"
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"github.com/ceph/ceph-csi/internal/rbd"
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"github.com/ceph/ceph-csi/internal/util"
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"github.com/ceph/ceph-csi/internal/util/log"
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ekr "github.com/csi-addons/spec/lib/go/encryptionkeyrotation"
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"google.golang.org/grpc"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/status"
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)
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type EncryptionKeyRotationServer struct {
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*ekr.UnimplementedEncryptionKeyRotationControllerServer
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volLock *util.VolumeLocks
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}
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func NewEncryptionKeyRotationServer(volLock *util.VolumeLocks) *EncryptionKeyRotationServer {
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return &EncryptionKeyRotationServer{volLock: volLock}
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}
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func (ekrs *EncryptionKeyRotationServer) RegisterService(svc grpc.ServiceRegistrar) {
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ekr.RegisterEncryptionKeyRotationControllerServer(svc, ekrs)
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}
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func (ekrs *EncryptionKeyRotationServer) EncryptionKeyRotate(
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ctx context.Context,
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req *ekr.EncryptionKeyRotateRequest,
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) (*ekr.EncryptionKeyRotateResponse, error) {
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// Get the volume ID from the request
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volID := req.GetVolumeId()
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if volID == "" {
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return nil, status.Error(codes.InvalidArgument, "empty volume ID in request")
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}
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if acquired := ekrs.volLock.TryAcquire(volID); !acquired {
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return nil, status.Errorf(codes.Aborted, util.VolumeOperationAlreadyExistsFmt, volID)
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}
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defer ekrs.volLock.Release(volID)
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// Get the credentials required to authenticate
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// against a ceph cluster
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creds, err := util.NewUserCredentials(req.GetSecrets())
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if err != nil {
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return nil, status.Error(codes.Internal, err.Error())
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}
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defer creds.DeleteCredentials()
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rbdVol, err := rbd.GenVolFromVolID(ctx, volID, creds, req.GetSecrets())
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if err != nil {
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switch {
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case errors.Is(err, rbd.ErrImageNotFound):
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err = status.Errorf(codes.NotFound, "volume ID %s not found", volID)
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case errors.Is(err, util.ErrPoolNotFound):
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log.ErrorLog(ctx, "failed to get backend volume for %s: %v", volID, err)
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err = status.Errorf(codes.NotFound, err.Error())
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default:
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err = status.Errorf(codes.Internal, err.Error())
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}
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return nil, err
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}
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defer rbdVol.Destroy(ctx)
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err = rbdVol.RotateEncryptionKey(ctx)
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if err != nil {
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return nil, status.Errorf(
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codes.Internal, "failed to rotate the key for volume with ID %q: %s", volID, err.Error())
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}
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// Success
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return &ekr.EncryptionKeyRotateResponse{}, nil
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}
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