1
0
Fork 0
mirror of https://github.com/moby/moby.git synced 2022-11-09 12:21:53 -05:00

layer: relax graphdriver ID format

Signed-off-by: Tonis Tiigi <tonistiigi@gmail.com>
This commit is contained in:
Tonis Tiigi 2018-04-17 15:45:39 -07:00
parent ea36c3cbaf
commit 9a0eb8d330

View file

@ -3,7 +3,6 @@ package layer // import "github.com/docker/docker/layer"
import (
"compress/gzip"
"encoding/json"
"errors"
"fmt"
"io"
"io/ioutil"
@ -16,6 +15,7 @@ import (
"github.com/docker/distribution"
"github.com/docker/docker/pkg/ioutils"
"github.com/opencontainers/go-digest"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
)
@ -194,8 +194,8 @@ func (fms *fileMetadataStore) GetCacheID(layer ChainID) (string, error) {
}
content := strings.TrimSpace(string(contentBytes))
if !stringIDRegexp.MatchString(content) {
return "", errors.New("invalid cache id value")
if content == "" {
return "", errors.Errorf("invalid cache id value")
}
return content, nil