mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-11-10 08:20:23 +00:00
102 lines
3.1 KiB
Go
102 lines
3.1 KiB
Go
/*
|
|
Copyright 2018 The Kubernetes Authors.
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
*/
|
|
|
|
package cephfs
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
"github.com/golang/glog"
|
|
"golang.org/x/net/context"
|
|
"google.golang.org/grpc/codes"
|
|
"google.golang.org/grpc/status"
|
|
|
|
"github.com/container-storage-interface/spec/lib/go/csi/v0"
|
|
"github.com/kubernetes-csi/drivers/pkg/csi-common"
|
|
)
|
|
|
|
type controllerServer struct {
|
|
*csicommon.DefaultControllerServer
|
|
}
|
|
|
|
const (
|
|
oneGB = 1073741824
|
|
)
|
|
|
|
func (cs *controllerServer) validateCreateVolumeRequest(req *csi.CreateVolumeRequest) error {
|
|
if err := cs.Driver.ValidateControllerServiceRequest(csi.ControllerServiceCapability_RPC_CREATE_DELETE_VOLUME); err != nil {
|
|
return fmt.Errorf("Invalid CreateVolumeRequest: %v", err)
|
|
}
|
|
|
|
if req.GetName() == "" {
|
|
return status.Error(codes.InvalidArgument, "Volume Name cannot be empty")
|
|
}
|
|
|
|
if req.GetVolumeCapabilities() == nil {
|
|
return status.Error(codes.InvalidArgument, "Volume Capabilities cannot be empty")
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func (cs *controllerServer) validateDeleteVolumeRequest(req *csi.DeleteVolumeRequest) error {
|
|
if err := cs.Driver.ValidateControllerServiceRequest(csi.ControllerServiceCapability_RPC_CREATE_DELETE_VOLUME); err != nil {
|
|
return fmt.Errorf("Invalid DeleteVolumeRequest: %v", err)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func (cs *controllerServer) CreateVolume(ctx context.Context, req *csi.CreateVolumeRequest) (*csi.CreateVolumeResponse, error) {
|
|
if err := cs.validateCreateVolumeRequest(req); err != nil {
|
|
glog.Errorf("CreateVolumeRequest validation failed: %v", err)
|
|
return nil, err
|
|
}
|
|
|
|
volOptions, err := newVolumeOptions(req.GetParameters())
|
|
if err != nil {
|
|
glog.Errorf("error reading volume options: %v", err)
|
|
return nil, status.Error(codes.InvalidArgument, err.Error())
|
|
}
|
|
|
|
volId := newVolumeIdentifier(volOptions, req)
|
|
|
|
glog.V(4).Infof("cephfs: volume %s successfuly created", volId.id)
|
|
|
|
return &csi.CreateVolumeResponse{
|
|
Volume: &csi.Volume{
|
|
Id: volId.id,
|
|
CapacityBytes: req.GetCapacityRange().GetRequiredBytes(),
|
|
Attributes: req.GetParameters(),
|
|
},
|
|
}, nil
|
|
}
|
|
|
|
func (cs *controllerServer) DeleteVolume(ctx context.Context, req *csi.DeleteVolumeRequest) (*csi.DeleteVolumeResponse, error) {
|
|
if err := cs.validateDeleteVolumeRequest(req); err != nil {
|
|
glog.Errorf("DeleteVolumeRequest validation failed: %v", err)
|
|
return nil, err
|
|
}
|
|
|
|
// TODO
|
|
|
|
return &csi.DeleteVolumeResponse{}, nil
|
|
}
|
|
|
|
func (cs *controllerServer) ValidateVolumeCapabilities(ctx context.Context, req *csi.ValidateVolumeCapabilitiesRequest) (*csi.ValidateVolumeCapabilitiesResponse, error) {
|
|
return &csi.ValidateVolumeCapabilitiesResponse{Supported: true}, nil
|
|
}
|