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vfs.go
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vfs.go
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package models
import (
"path"
"errors"
"os"
"strings"
"k8s.io/kops/util/pkg/vfs"
)
var ReadOnlyError = errors.New("AssetPath is read-only")
type AssetPath struct {
location string
}
var _ vfs.Path = &AssetPath{}
func NewAssetPath(location string) *AssetPath {
a := &AssetPath{
location: location,
}
return a
}
func (p *AssetPath) Join(relativePath ...string) vfs.Path {
args := []string{p.location}
args = append(args, relativePath...)
joined := path.Join(args...)
return &AssetPath{location: joined}
}
func (p *AssetPath) WriteFile(data []byte) error {
return ReadOnlyError
}
func (p *AssetPath) CreateFile(data []byte) error {
return ReadOnlyError
}
func (p *AssetPath) ReadFile() ([]byte, error) {
data, err := Asset(p.location)
if err != nil {
// Yuk
if strings.Contains(err.Error(), "not found") {
return nil, os.ErrNotExist
}
}
return data, err
}
func (p *AssetPath) ReadDir() ([]vfs.Path, error) {
files, err := AssetDir(p.location)
if err != nil {
// Yuk
if strings.Contains(err.Error(), "not found") {
return nil, os.ErrNotExist
}
return nil, err
}
var paths []vfs.Path
for _, f := range files {
paths = append(paths, NewAssetPath(path.Join(p.location, f)))
}
return paths, nil
}
func (p *AssetPath) ReadTree() ([]vfs.Path, error) {
var paths []vfs.Path
err := readTree(p.location, &paths)
if err != nil {
return nil, err
}
return paths, nil
}
func readTree(base string, dest *[]vfs.Path) error {
files, err := AssetDir(base)
if err != nil {
// Yuk
if strings.Contains(err.Error(), "not found") {
return os.ErrNotExist
}
return err
}
for _, f := range files {
p := path.Join(base, f)
*dest = append(*dest, NewAssetPath(p))
// We always assume a directory, but ignore if not found
// This is because go-bindata doesn't support FileInfo on directories :-(
{
err = readTree(p, dest)
if err != nil && !os.IsNotExist(err){
return err
}
}
}
return nil
}
func (p *AssetPath) Base() string {
return path.Base(p.location)
}
func (p *AssetPath) Path() string {
return p.location
}
func (p *AssetPath) String() string {
return p.Path()
}
func (p *AssetPath) Remove() error {
return ReadOnlyError
}