mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-11-17 20:00:23 +00:00
69ecce1e75
volumes have "csi-cephfs-dyn-" prefix when they are provisioned dynamically (provisionVolume=true) and have "csi-cephfs-sta-" prefix when they are provisioned statically by the user (provisionVolume=false)
61 lines
1.5 KiB
Go
61 lines
1.5 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 (
|
|
"github.com/container-storage-interface/spec/lib/go/csi/v0"
|
|
"github.com/pborman/uuid"
|
|
)
|
|
|
|
const (
|
|
dynamicallyProvisionedVolumePrefix = "csi-cephfs-dyn-"
|
|
staticallyProvisionedVolumePrefix = "csi-cephfs-sta-"
|
|
volumePrefixLen = len(dynamicallyProvisionedVolumePrefix)
|
|
)
|
|
|
|
type volumeIdentifier struct {
|
|
name, uuid, id string
|
|
}
|
|
|
|
func newVolumeIdentifier(volOptions *volumeOptions, req *csi.CreateVolumeRequest) *volumeIdentifier {
|
|
volId := volumeIdentifier{
|
|
name: req.GetName(),
|
|
uuid: uuid.NewUUID().String(),
|
|
}
|
|
|
|
prefix := staticallyProvisionedVolumePrefix
|
|
if volOptions.ProvisionVolume {
|
|
prefix = dynamicallyProvisionedVolumePrefix
|
|
}
|
|
|
|
volId.id = prefix + volId.uuid
|
|
|
|
return &volId
|
|
}
|
|
|
|
func uuidFromVolumeId(volId string) string {
|
|
return volId[volumePrefixLen:]
|
|
}
|
|
|
|
func isDynProvision(volId string) bool {
|
|
if len(volId) <= volumePrefixLen {
|
|
return false
|
|
}
|
|
|
|
return volId[:volumePrefixLen] == dynamicallyProvisionedVolumePrefix
|
|
}
|