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distribution: remove RootFSFromConfig(), PlatformFromConfig() from ImageConfigStore 

These functions did not require the ImageConfigStore, so could just be local
utilities.

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
This commit is contained in:
Sebastiaan van Stijn 2022-02-27 22:01:24 +01:00
parent 1e75ab0ab9
commit 572c7e0184
No known key found for this signature in database
GPG Key ID: 76698F39D527CE8C
3 changed files with 14 additions and 11 deletions
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13
distribution/config.go
View File

@ -87,8 +87,6 @@ type ImagePushConfig struct {
type ImageConfigStore interface {
Put(context.Context, []byte) (digest.Digest, error)
Get(context.Context, digest.Digest) ([]byte, error)
RootFSFromConfig([]byte) (*image.RootFS, error)
PlatformFromConfig([]byte) (*specs.Platform, error)
}
// PushLayerProvider provides layers to be pushed by ChainID.
@ -133,7 +131,7 @@ func (s *imageConfigStore) Get(_ context.Context, d digest.Digest) ([]byte, erro
return img.RawJSON(), nil
}
func (s *imageConfigStore) RootFSFromConfig(c []byte) (*image.RootFS, error) {
func rootFSFromConfig(c []byte) (*image.RootFS, error) {
var unmarshalledConfig image.Image
if err := json.Unmarshal(c, &unmarshalledConfig); err != nil {
return nil, err
@ -141,7 +139,7 @@ func (s *imageConfigStore) RootFSFromConfig(c []byte) (*image.RootFS, error) {
return unmarshalledConfig.RootFS, nil
}
func (s *imageConfigStore) PlatformFromConfig(c []byte) (*specs.Platform, error) {
func platformFromConfig(c []byte) (*specs.Platform, error) {
var unmarshalledConfig image.Image
if err := json.Unmarshal(c, &unmarshalledConfig); err != nil {
return nil, err
@ -154,7 +152,12 @@ func (s *imageConfigStore) PlatformFromConfig(c []byte) (*specs.Platform, error)
if !system.IsOSSupported(os) {
return nil, errors.Wrapf(system.ErrNotSupportedOperatingSystem, "image operating system %q cannot be used on this platform", os)
}
return &specs.Platform{OS: os, Architecture: unmarshalledConfig.Architecture, Variant: unmarshalledConfig.Variant, OSVersion: unmarshalledConfig.OSVersion}, nil
return &specs.Platform{
OS: os,
Architecture: unmarshalledConfig.Architecture,
Variant: unmarshalledConfig.Variant,
OSVersion: unmarshalledConfig.OSVersion,
}, nil
}
type storeLayerProvider struct {

10
distribution/pull_v2.go
View File

@ -647,7 +647,7 @@ func (p *puller) pullSchema2Layers(ctx context.Context, target distribution.Desc
// check to block Windows images being pulled on Linux is implemented, it
// may be necessary to perform the same type of serialisation.
if runtime.GOOS == "windows" {
configJSON, configRootFS, configPlatform, err = receiveConfig(p.config.ImageStore, configChan, configErrChan)
configJSON, configRootFS, configPlatform, err = receiveConfig(configChan, configErrChan)
if err != nil {
return "", err
}
@ -708,7 +708,7 @@ func (p *puller) pullSchema2Layers(ctx context.Context, target distribution.Desc
}
if configJSON == nil {
configJSON, configRootFS, _, err = receiveConfig(p.config.ImageStore, configChan, configErrChan)
configJSON, configRootFS, _, err = receiveConfig(configChan, configErrChan)
if err == nil && configRootFS == nil {
err = errRootFSInvalid
}
@ -773,14 +773,14 @@ func (p *puller) pullOCI(ctx context.Context, ref reference.Named, mfst *ocische
return id, manifestDigest, err
}
func receiveConfig(s ImageConfigStore, configChan <-chan []byte, errChan <-chan error) ([]byte, *image.RootFS, *specs.Platform, error) {
func receiveConfig(configChan <-chan []byte, errChan <-chan error) ([]byte, *image.RootFS, *specs.Platform, error) {
select {
case configJSON := <-configChan:
rootfs, err := s.RootFSFromConfig(configJSON)
rootfs, err := rootFSFromConfig(configJSON)
if err != nil {
return nil, nil, nil, err
}
platform, err := s.PlatformFromConfig(configJSON)
platform, err := platformFromConfig(configJSON)
if err != nil {
return nil, nil, nil, err
}

2
distribution/push_v2.go
View File

@ -118,7 +118,7 @@ func (p *pusher) pushTag(ctx context.Context, ref reference.NamedTagged, id dige
return fmt.Errorf("could not find image from tag %s: %v", reference.FamiliarString(ref), err)
}
rootfs, err := p.config.ImageStore.RootFSFromConfig(imgConfig)
rootfs, err := rootFSFromConfig(imgConfig)
if err != nil {
return fmt.Errorf("unable to get rootfs for image %s: %s", reference.FamiliarString(ref), err)
}