mirror of https://github.com/k3s-io/k3s
123 lines
2.9 KiB
Go
123 lines
2.9 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 filesystem
|
||
|
|
|
||
|
|
import (
|
||
|
|
"io/ioutil"
|
||
|
|
"os"
|
||
|
|
"path/filepath"
|
||
|
|
"time"
|
||
|
|
)
|
||
|
|
|
||
|
|
// DefaultFs implements Filesystem using same-named functions from "os" and "io/ioutil"
|
||
|
|
type DefaultFs struct{}
|
||
|
|
|
||
|
|
var _ Filesystem = DefaultFs{}
|
||
|
|
|
||
|
|
// Stat via os.Stat
|
||
|
|
func (DefaultFs) Stat(name string) (os.FileInfo, error) {
|
||
|
|
return os.Stat(name)
|
||
|
|
}
|
||
|
|
|
||
|
|
// Create via os.Create
|
||
|
|
func (DefaultFs) Create(name string) (File, error) {
|
||
|
|
file, err := os.Create(name)
|
||
|
|
if err != nil {
|
||
|
|
return nil, err
|
||
|
|
}
|
||
|
|
return &defaultFile{file}, nil
|
||
|
|
}
|
||
|
|
|
||
|
|
// Rename via os.Rename
|
||
|
|
func (DefaultFs) Rename(oldpath, newpath string) error {
|
||
|
|
return os.Rename(oldpath, newpath)
|
||
|
|
}
|
||
|
|
|
||
|
|
// MkdirAll via os.MkdirAll
|
||
|
|
func (DefaultFs) MkdirAll(path string, perm os.FileMode) error {
|
||
|
|
return os.MkdirAll(path, perm)
|
||
|
|
}
|
||
|
|
|
||
|
|
// Chtimes via os.Chtimes
|
||
|
|
func (DefaultFs) Chtimes(name string, atime time.Time, mtime time.Time) error {
|
||
|
|
return os.Chtimes(name, atime, mtime)
|
||
|
|
}
|
||
|
|
|
||
|
|
// RemoveAll via os.RemoveAll
|
||
|
|
func (DefaultFs) RemoveAll(path string) error {
|
||
|
|
return os.RemoveAll(path)
|
||
|
|
}
|
||
|
|
|
||
|
|
// Remove via os.RemoveAll
|
||
|
|
func (DefaultFs) Remove(name string) error {
|
||
|
|
return os.Remove(name)
|
||
|
|
}
|
||
|
|
|
||
|
|
// ReadFile via ioutil.ReadFile
|
||
|
|
func (DefaultFs) ReadFile(filename string) ([]byte, error) {
|
||
|
|
return ioutil.ReadFile(filename)
|
||
|
|
}
|
||
|
|
|
||
|
|
// TempDir via ioutil.TempDir
|
||
|
|
func (DefaultFs) TempDir(dir, prefix string) (string, error) {
|
||
|
|
return ioutil.TempDir(dir, prefix)
|
||
|
|
}
|
||
|
|
|
||
|
|
// TempFile via ioutil.TempFile
|
||
|
|
func (DefaultFs) TempFile(dir, prefix string) (File, error) {
|
||
|
|
file, err := ioutil.TempFile(dir, prefix)
|
||
|
|
if err != nil {
|
||
|
|
return nil, err
|
||
|
|
}
|
||
|
|
return &defaultFile{file}, nil
|
||
|
|
}
|
||
|
|
|
||
|
|
// ReadDir via ioutil.ReadDir
|
||
|
|
func (DefaultFs) ReadDir(dirname string) ([]os.FileInfo, error) {
|
||
|
|
return ioutil.ReadDir(dirname)
|
||
|
|
}
|
||
|
|
|
||
|
|
// Walk via filepath.Walk
|
||
|
|
func (DefaultFs) Walk(root string, walkFn filepath.WalkFunc) error {
|
||
|
|
return filepath.Walk(root, walkFn)
|
||
|
|
}
|
||
|
|
|
||
|
|
// defaultFile implements File using same-named functions from "os"
|
||
|
|
type defaultFile struct {
|
||
|
|
file *os.File
|
||
|
|
}
|
||
|
|
|
||
|
|
// Name via os.File.Name
|
||
|
|
func (file *defaultFile) Name() string {
|
||
|
|
return file.file.Name()
|
||
|
|
}
|
||
|
|
|
||
|
|
// Write via os.File.Write
|
||
|
|
func (file *defaultFile) Write(b []byte) (n int, err error) {
|
||
|
|
return file.file.Write(b)
|
||
|
|
}
|
||
|
|
|
||
|
|
// Sync via os.File.Sync
|
||
|
|
func (file *defaultFile) Sync() error {
|
||
|
|
return file.file.Sync()
|
||
|
|
}
|
||
|
|
|
||
|
|
// Close via os.File.Close
|
||
|
|
func (file *defaultFile) Close() error {
|
||
|
|
return file.file.Close()
|
||
|
|
}
|