Merge pull request #15756 from tonistiigi/15724-remove-nil-contexts

Remove nil contexts

graph/pull_v2.go

@@ -141,9 +141,9 @@ func (p *v2Puller) download(di *downloadInfo) {
 	}
 	di.tmpFile = tmpFile
 
-	blobs := p.repo.Blobs(nil)
+	blobs := p.repo.Blobs(context.Background())
 
-	desc, err := blobs.Stat(nil, di.digest)
+	desc, err := blobs.Stat(context.Background(), di.digest)
 	if err != nil {
 		logrus.Debugf("Error statting layer: %v", err)
 		di.err <- err
@@ -151,7 +151,7 @@ func (p *v2Puller) download(di *downloadInfo) {
 	}
 	di.size = desc.Size
 
-	layerDownload, err := blobs.Open(nil, di.digest)
+	layerDownload, err := blobs.Open(context.Background(), di.digest)
 	if err != nil {
 		logrus.Debugf("Error fetching layer: %v", err)
 		di.err <- err

graph/push_v2.go

@@ -138,7 +138,7 @@ func (p *v2Pusher) pushV2Tag(tag string) error {
 		dgst, err := p.graph.GetDigest(layer.ID)
 		switch err {
 		case nil:
-			_, err := p.repo.Blobs(nil).Stat(nil, dgst)
+			_, err := p.repo.Blobs(context.Background()).Stat(context.Background(), dgst)
 			switch err {
 			case nil:
 				exists = true
@@ -158,7 +158,7 @@ func (p *v2Pusher) pushV2Tag(tag string) error {
 		// if digest was empty or not saved, or if blob does not exist on the remote repository,
 		// then fetch it.
 		if !exists {
-			if pushDigest, err := p.pushV2Image(p.repo.Blobs(nil), layer); err != nil {
+			if pushDigest, err := p.pushV2Image(p.repo.Blobs(context.Background()), layer); err != nil {
 				return err
 			} else if pushDigest != dgst {
 				// Cache new checksum
@@ -226,7 +226,7 @@ func (p *v2Pusher) pushV2Image(bs distribution.BlobService, img *image.Image) (d
 
 	// Send the layer
 	logrus.Debugf("rendered layer for %s of [%d] size", img.ID, size)
-	layerUpload, err := bs.Create(nil)
+	layerUpload, err := bs.Create(context.Background())
 	if err != nil {
 		return "", err
 	}
@@ -250,7 +250,7 @@ func (p *v2Pusher) pushV2Image(bs distribution.BlobService, img *image.Image) (d
 	}
 
 	desc := distribution.Descriptor{Digest: dgst}
-	if _, err := layerUpload.Commit(nil, desc); err != nil {
+	if _, err := layerUpload.Commit(context.Background(), desc); err != nil {
 		return "", err
 	}