k3s/vendor/k8s.io/cloud-provider/volume/errors/errors.go

78 lines
1.9 KiB
Go

/*
Copyright 2017 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 errors
import (
k8stypes "k8s.io/apimachinery/pkg/types"
)
// NewDeletedVolumeInUseError returns a new instance of DeletedVolumeInUseError
// error.
func NewDeletedVolumeInUseError(message string) error {
return deletedVolumeInUseError(message)
}
type deletedVolumeInUseError string
var _ error = deletedVolumeInUseError("")
// IsDeletedVolumeInUse returns true if an error returned from Delete() is
// deletedVolumeInUseError
func IsDeletedVolumeInUse(err error) bool {
switch err.(type) {
case deletedVolumeInUseError:
return true
default:
return false
}
}
func (err deletedVolumeInUseError) Error() string {
return string(err)
}
// DanglingAttachError indicates volume is attached to a different node
// than we expected.
type DanglingAttachError struct {
msg string
CurrentNode k8stypes.NodeName
DevicePath string
}
func (err *DanglingAttachError) Error() string {
return err.msg
}
// NewDanglingError create a new dangling error
func NewDanglingError(msg string, node k8stypes.NodeName, devicePath string) error {
return &DanglingAttachError{
msg: msg,
CurrentNode: node,
DevicePath: devicePath,
}
}
// IsDanglingError returns true if an error is DanglingAttachError
func IsDanglingError(err error) bool {
switch err.(type) {
case *DanglingAttachError:
return true
default:
return false
}
}