mirror of
https://github.com/ceph/ceph-csi.git
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cleanup: move cephfs csi spec validation to validator
moved the cephfs related validation like validating the input parameters sent in the GRPC request to a new file. Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
This commit is contained in:
Madhu Rajanna
mergify[bot]
parent
4efcc5bf97
commit
73e2ffe8b8
@ -18,7 +18,6 @@ package cephfs
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import (
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"context"
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"fmt"
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"time"
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"github.com/ceph/ceph-csi/internal/util"
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@ -27,8 +26,6 @@ import (
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"github.com/container-storage-interface/spec/lib/go/csi"
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"github.com/golang/protobuf/ptypes"
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"github.com/golang/protobuf/ptypes/timestamp"
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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 volumeID string
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@ -39,91 +36,6 @@ func execCommandErr(ctx context.Context, program string, args ...string) error {
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return err
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}
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// Controller service request validation.
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func (cs *ControllerServer) validateCreateVolumeRequest(req *csi.CreateVolumeRequest) error {
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if err := cs.Driver.ValidateControllerServiceRequest(
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csi.ControllerServiceCapability_RPC_CREATE_DELETE_VOLUME); err != nil {
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return fmt.Errorf("invalid CreateVolumeRequest: %w", err)
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}
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if req.GetName() == "" {
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return status.Error(codes.InvalidArgument, "volume Name cannot be empty")
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}
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reqCaps := req.GetVolumeCapabilities()
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if reqCaps == nil {
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return status.Error(codes.InvalidArgument, "volume Capabilities cannot be empty")
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}
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for _, capability := range reqCaps {
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if capability.GetBlock() != nil {
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return status.Error(codes.Unimplemented, "block volume not supported")
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}
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}
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// Allow readonly access mode for volume with content source
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err := util.CheckReadOnlyManyIsSupported(req)
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if err != nil {
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return err
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}
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if req.VolumeContentSource != nil {
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volumeSource := req.VolumeContentSource
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switch volumeSource.Type.(type) {
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case *csi.VolumeContentSource_Snapshot:
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snapshot := req.VolumeContentSource.GetSnapshot()
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// CSI spec requires returning NOT_FOUND when the volumeSource is missing/incorrect.
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if snapshot == nil {
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return status.Error(codes.NotFound, "volume Snapshot cannot be empty")
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}
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if snapshot.GetSnapshotId() == "" {
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return status.Error(codes.NotFound, "volume Snapshot ID cannot be empty")
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}
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case *csi.VolumeContentSource_Volume:
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// CSI spec requires returning NOT_FOUND when the volumeSource is missing/incorrect.
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vol := req.VolumeContentSource.GetVolume()
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if vol == nil {
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return status.Error(codes.NotFound, "volume cannot be empty")
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}
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if vol.GetVolumeId() == "" {
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return status.Error(codes.NotFound, "volume ID cannot be empty")
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}
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default:
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return status.Error(codes.InvalidArgument, "unsupported volume data source")
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}
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}
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return nil
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}
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func (cs *ControllerServer) validateDeleteVolumeRequest() error {
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if err := cs.Driver.ValidateControllerServiceRequest(
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csi.ControllerServiceCapability_RPC_CREATE_DELETE_VOLUME); err != nil {
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return fmt.Errorf("invalid DeleteVolumeRequest: %w", err)
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}
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return nil
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}
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// Controller expand volume request validation.
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func (cs *ControllerServer) validateExpandVolumeRequest(req *csi.ControllerExpandVolumeRequest) error {
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if err := cs.Driver.ValidateControllerServiceRequest(csi.ControllerServiceCapability_RPC_EXPAND_VOLUME); err != nil {
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return fmt.Errorf("invalid ExpandVolumeRequest: %w", err)
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}
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if req.GetVolumeId() == "" {
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return status.Error(codes.InvalidArgument, "Volume ID cannot be empty")
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}
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capRange := req.GetCapacityRange()
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if capRange == nil {
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return status.Error(codes.InvalidArgument, "CapacityRange cannot be empty")
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}
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return nil
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}
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func genSnapFromOptions(ctx context.Context, req *csi.CreateSnapshotRequest) (snap *cephfsSnapshot, err error) {
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cephfsSnap := &cephfsSnapshot{}
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cephfsSnap.RequestName = req.GetName()
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112
internal/cephfs/validator.go
Normal file
112
internal/cephfs/validator.go
Normal file
@ -0,0 +1,112 @@
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/*
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Copyright 2021 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 cephfs
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import (
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"fmt"
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"github.com/ceph/ceph-csi/internal/util"
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"github.com/container-storage-interface/spec/lib/go/csi"
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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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// Controller service request validation.
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func (cs *ControllerServer) validateCreateVolumeRequest(req *csi.CreateVolumeRequest) error {
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if err := cs.Driver.ValidateControllerServiceRequest(
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csi.ControllerServiceCapability_RPC_CREATE_DELETE_VOLUME); err != nil {
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return fmt.Errorf("invalid CreateVolumeRequest: %w", err)
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}
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if req.GetName() == "" {
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return status.Error(codes.InvalidArgument, "volume Name cannot be empty")
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}
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reqCaps := req.GetVolumeCapabilities()
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if reqCaps == nil {
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return status.Error(codes.InvalidArgument, "volume Capabilities cannot be empty")
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}
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for _, capability := range reqCaps {
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if capability.GetBlock() != nil {
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return status.Error(codes.Unimplemented, "block volume not supported")
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}
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}
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// Allow readonly access mode for volume with content source
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err := util.CheckReadOnlyManyIsSupported(req)
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if err != nil {
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return err
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}
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if req.VolumeContentSource != nil {
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volumeSource := req.VolumeContentSource
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switch volumeSource.Type.(type) {
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case *csi.VolumeContentSource_Snapshot:
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snapshot := req.VolumeContentSource.GetSnapshot()
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// CSI spec requires returning NOT_FOUND when the volumeSource is missing/incorrect.
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if snapshot == nil {
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return status.Error(codes.NotFound, "volume Snapshot cannot be empty")
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}
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if snapshot.GetSnapshotId() == "" {
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return status.Error(codes.NotFound, "volume Snapshot ID cannot be empty")
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}
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case *csi.VolumeContentSource_Volume:
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// CSI spec requires returning NOT_FOUND when the volumeSource is missing/incorrect.
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vol := req.VolumeContentSource.GetVolume()
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if vol == nil {
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return status.Error(codes.NotFound, "volume cannot be empty")
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}
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if vol.GetVolumeId() == "" {
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return status.Error(codes.NotFound, "volume ID cannot be empty")
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}
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default:
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return status.Error(codes.InvalidArgument, "unsupported volume data source")
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}
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}
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return nil
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}
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func (cs *ControllerServer) validateDeleteVolumeRequest() error {
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if err := cs.Driver.ValidateControllerServiceRequest(
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csi.ControllerServiceCapability_RPC_CREATE_DELETE_VOLUME); err != nil {
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return fmt.Errorf("invalid DeleteVolumeRequest: %w", err)
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}
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return nil
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}
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// Controller expand volume request validation.
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func (cs *ControllerServer) validateExpandVolumeRequest(req *csi.ControllerExpandVolumeRequest) error {
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if err := cs.Driver.ValidateControllerServiceRequest(csi.ControllerServiceCapability_RPC_EXPAND_VOLUME); err != nil {
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return fmt.Errorf("invalid ExpandVolumeRequest: %w", err)
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}
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if req.GetVolumeId() == "" {
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return status.Error(codes.InvalidArgument, "Volume ID cannot be empty")
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}
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capRange := req.GetCapacityRange()
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if capRange == nil {
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return status.Error(codes.InvalidArgument, "CapacityRange cannot be empty")
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}
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return nil
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}
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