mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-11-26 08:10:20 +00:00
71 lines
1.8 KiB
Go
71 lines
1.8 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 temp
|
|
|
|
import (
|
|
"fmt"
|
|
"io"
|
|
"io/ioutil"
|
|
"os"
|
|
"path/filepath"
|
|
)
|
|
|
|
// Directory is an interface to a temporary directory, in which you can
|
|
// create new files.
|
|
type Directory interface {
|
|
// NewFile creates a new file in that directory. Calling NewFile
|
|
// with the same filename twice will result in an error.
|
|
NewFile(name string) (io.WriteCloser, error)
|
|
// Delete removes the directory and its content.
|
|
Delete() error
|
|
}
|
|
|
|
// TempDir is wrapping an temporary directory on disk.
|
|
type TempDir struct {
|
|
// Name is the name (full path) of the created directory.
|
|
Name string
|
|
}
|
|
|
|
var _ Directory = &TempDir{}
|
|
|
|
// CreateTempDir returns a new Directory wrapping a temporary directory
|
|
// on disk.
|
|
func CreateTempDir(prefix string) (*TempDir, error) {
|
|
name, err := ioutil.TempDir("", fmt.Sprintf("%s-", prefix))
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return &TempDir{
|
|
Name: name,
|
|
}, nil
|
|
}
|
|
|
|
// NewFile creates a new file in the specified directory.
|
|
func (d *TempDir) NewFile(name string) (io.WriteCloser, error) {
|
|
return os.OpenFile(
|
|
filepath.Join(d.Name, name),
|
|
os.O_WRONLY|os.O_CREATE|os.O_TRUNC|os.O_EXCL,
|
|
0700,
|
|
)
|
|
}
|
|
|
|
// Delete the underlying directory, and all of its content.
|
|
func (d *TempDir) Delete() error {
|
|
return os.RemoveAll(d.Name)
|
|
}
|