Merge pull request #8799 from jlhawn/remove_jsondata_arg

Remove `jsonData` argument from `image.StoreImage`

graph/graph.go

@@ -132,14 +132,14 @@ func (graph *Graph) Create(layerData archive.ArchiveReader, containerID, contain
 		img.ContainerConfig = *containerConfig
 	}
 
-	if err := graph.Register(img, nil, layerData); err != nil {
+	if err := graph.Register(img, layerData); err != nil {
 		return nil, err
 	}
 	return img, nil
 }
 
 // Register imports a pre-existing image into the graph.
-func (graph *Graph) Register(img *image.Image, jsonData []byte, layerData archive.ArchiveReader) (err error) {
+func (graph *Graph) Register(img *image.Image, layerData archive.ArchiveReader) (err error) {
 	defer func() {
 		// If any error occurs, remove the new dir from the driver.
 		// Don't check for errors since the dir might not have been created.
@@ -181,7 +181,7 @@ func (graph *Graph) Register(img *image.Image, jsonData []byte, layerData archiv
 	}
 	// Apply the diff/layer
 	img.SetGraph(graph)
-	if err := image.StoreImage(img, jsonData, layerData, tmp); err != nil {
+	if err := image.StoreImage(img, layerData, tmp); err != nil {
 		return err
 	}
 	// Commit

graph/load.go

@@ -118,7 +118,7 @@ func (s *TagStore) recursiveLoad(eng *engine.Engine, address, tmpImageDir string
 				}
 			}
 		}
-		if err := s.graph.Register(img, imageJson, layer); err != nil {
+		if err := s.graph.Register(img, layer); err != nil {
 			return err
 		}
 	}

graph/pull.go

@@ -394,7 +394,7 @@ func (s *TagStore) pullImage(r *registry.Session, out io.Writer, imgID, endpoint
 				layers_downloaded = true
 				defer layer.Close()
 
-				err = s.graph.Register(img, imgJSON,
+				err = s.graph.Register(img,
 					utils.ProgressReader(layer, imgSize, out, sf, false, utils.TruncateID(id), "Downloading"))
 				if terr, ok := err.(net.Error); ok && terr.Timeout() && j < retries {
 					time.Sleep(time.Duration(j) * 500 * time.Millisecond)
@@ -579,7 +579,7 @@ func (s *TagStore) pullV2Tag(eng *engine.Engine, r *registry.Session, out io.Wri
 			defer d.tmpFile.Close()
 			d.tmpFile.Seek(0, 0)
 			if d.tmpFile != nil {
-				err = s.graph.Register(d.img, d.imgJSON,
+				err = s.graph.Register(d.img,
 					utils.ProgressReader(d.tmpFile, int(d.length), out, sf, false, utils.TruncateID(d.img.ID), "Extracting"))
 				if err != nil {
 					return false, err

graph/service.go

@@ -74,7 +74,7 @@ func (s *TagStore) CmdSet(job *engine.Job) engine.Status {
 	if err != nil {
 		return job.Error(err)
 	}
-	if err := s.graph.Register(img, imgJSON, layer); err != nil {
+	if err := s.graph.Register(img, layer); err != nil {
 		return job.Error(err)
 	}
 	return engine.StatusOK

graph/tags_unit_test.go

@@ -62,7 +62,7 @@ func mkTestTagStore(root string, t *testing.T) *TagStore {
 		t.Fatal(err)
 	}
 	img := &image.Image{ID: testImageID}
-	if err := graph.Register(img, nil, archive); err != nil {
+	if err := graph.Register(img, archive); err != nil {
 		t.Fatal(err)
 	}
 	if err := store.Set(testImageName, "", testImageID, false); err != nil {

image/image.go

@@ -70,7 +70,7 @@ func LoadImage(root string) (*Image, error) {
 	return img, nil
 }
 
-func StoreImage(img *Image, jsonData []byte, layerData archive.ArchiveReader, root string) error {
+func StoreImage(img *Image, layerData archive.ArchiveReader, root string) error {
 	// Store the layer
 	var (
 		size   int64
@@ -90,20 +90,14 @@ func StoreImage(img *Image, jsonData []byte, layerData archive.ArchiveReader, ro
 		return err
 	}
 
-	// If raw json is provided, then use it
-	if jsonData != nil {
-		if err := ioutil.WriteFile(jsonPath(root), jsonData, 0600); err != nil {
-			return err
-		}
-	} else {
-		if jsonData, err = json.Marshal(img); err != nil {
-			return err
-		}
-		if err := ioutil.WriteFile(jsonPath(root), jsonData, 0600); err != nil {
-			return err
-		}
+	f, err := os.OpenFile(jsonPath(root), os.O_CREATE|os.O_WRONLY|os.O_TRUNC, os.FileMode(0600))
+	if err != nil {
+		return err
 	}
-	return nil
+
+	defer f.Close()
+
+	return json.NewEncoder(f).Encode(img)
 }
 
 func (img *Image) SetGraph(graph Graph) {

integration/graph_test.go

@@ -74,7 +74,7 @@ func TestInterruptedRegister(t *testing.T) {
 		Created: time.Now(),
 	}
 	w.CloseWithError(errors.New("But I'm not a tarball!")) // (Nobody's perfect, darling)
-	graph.Register(image, nil, badArchive)
+	graph.Register(image, badArchive)
 	if _, err := graph.Get(image.ID); err == nil {
 		t.Fatal("Image should not exist after Register is interrupted")
 	}
@@ -83,7 +83,7 @@ func TestInterruptedRegister(t *testing.T) {
 	if err != nil {
 		t.Fatal(err)
 	}
-	if err := graph.Register(image, nil, goodArchive); err != nil {
+	if err := graph.Register(image, goodArchive); err != nil {
 		t.Fatal(err)
 	}
 }
@@ -133,7 +133,7 @@ func TestRegister(t *testing.T) {
 		Comment: "testing",
 		Created: time.Now(),
 	}
-	err = graph.Register(image, nil, archive)
+	err = graph.Register(image, archive)
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -228,7 +228,7 @@ func TestDelete(t *testing.T) {
 		t.Fatal(err)
 	}
 	// Test delete twice (pull -> rm -> pull -> rm)
-	if err := graph.Register(img1, nil, archive); err != nil {
+	if err := graph.Register(img1, archive); err != nil {
 		t.Fatal(err)
 	}
 	if err := graph.Delete(img1.ID); err != nil {
@@ -262,9 +262,9 @@ func TestByParent(t *testing.T) {
 		Created: time.Now(),
 		Parent:  parentImage.ID,
 	}
-	_ = graph.Register(parentImage, nil, archive1)
-	_ = graph.Register(childImage1, nil, archive2)
-	_ = graph.Register(childImage2, nil, archive3)
+	_ = graph.Register(parentImage, archive1)
+	_ = graph.Register(childImage1, archive2)
+	_ = graph.Register(childImage2, archive3)
 
 	byParent, err := graph.ByParent()
 	if err != nil {