mirror of
https://github.com/moby/moby.git
synced 2022-11-09 12:21:53 -05:00
29 lines
645 B
Go
29 lines
645 B
Go
|
package fscache
|
||
|
|
|
||
|
|
import (
|
||
|
|
"os"
|
||
|
|
"path/filepath"
|
||
|
|
|
||
|
|
"github.com/pkg/errors"
|
||
|
|
)
|
||
|
|
|
||
|
|
// NewNaiveCacheBackend is a basic backend implementation for fscache
|
||
|
|
func NewNaiveCacheBackend(root string) Backend {
|
||
|
|
return &naiveCacheBackend{root: root}
|
||
|
|
}
|
||
|
|
|
||
|
|
type naiveCacheBackend struct {
|
||
|
|
root string
|
||
|
|
}
|
||
|
|
|
||
|
|
func (tcb *naiveCacheBackend) Get(id string) (string, error) {
|
||
|
|
d := filepath.Join(tcb.root, id)
|
||
|
|
if err := os.MkdirAll(d, 0700); err != nil {
|
||
|
|
return "", errors.Wrapf(err, "failed to create tmp dir for %s", d)
|
||
|
|
}
|
||
|
|
return d, nil
|
||
|
|
}
|
||
|
|
func (tcb *naiveCacheBackend) Remove(id string) error {
|
||
|
|
return errors.WithStack(os.RemoveAll(filepath.Join(tcb.root, id)))
|
||
|
|
}
|