use docker/reference.Store to manage tags/digest by app image ID

Signed-off-by: Nicolas De Loof <[email protected]>

Author: ndeloof

Gopkg.lock

@@ -30,9 +30,16 @@ func TestBuild(t *testing.T) {
 		cmd.Command = dockerCli.Command("app", "build", "--tag", "single:1.0.0", "--iidfile", iidfile, "-f", path.Join(testDir, "single.dockerapp"), testDir)
 		icmd.RunCmd(cmd).Assert(t, icmd.Success)
 
+		_, err := os.Stat(iidfile)
+		assert.NilError(t, err)
+		bytes, err := ioutil.ReadFile(iidfile)
+		assert.NilError(t, err)
+		iid := string(bytes)
+
 		cfg := getDockerConfigDir(t, cmd)
 
-		f := path.Join(cfg, "app", "bundles", "docker.io", "library", "single", "_tags", "1.0.0", image.BundleFilename)
+		s := strings.Split(iid, ":")
+		f := path.Join(cfg, "app", "bundles", "contents", s[0], s[1], image.BundleFilename)
 		bndl, err := image.FromFile(f)
 		assert.NilError(t, err)
 
@@ -47,11 +54,6 @@ func TestBuild(t *testing.T) {
 			assert.Assert(t, img.Image == "" || strings.Contains(img.Image, "@sha256:"))
 		}
 
-		_, err = os.Stat(iidfile)
-		assert.NilError(t, err)
-		bytes, err := ioutil.ReadFile(iidfile)
-		assert.NilError(t, err)
-		iid := string(bytes)
 		actualID, err := store.FromAppImage(bndl)
 		assert.NilError(t, err)
 		assert.Equal(t, iid, fmt.Sprintf("sha256:%s", actualID.String()))
@@ -67,31 +69,6 @@ func TestBuildMultiTag(t *testing.T) {
 		tags := []string{"1.0.0", "latest"}
 		cmd.Command = dockerCli.Command("app", "build", "--tag", "single:"+tags[0], "--tag", "single:"+tags[1], "--iidfile", iidfile, "-f", path.Join(testDir, "single.dockerapp"), testDir)
 		icmd.RunCmd(cmd).Assert(t, icmd.Success)
-
-		cfg := getDockerConfigDir(t, cmd)
-
-		for _, tag := range tags {
-			f := path.Join(cfg, "app", "bundles", "docker.io", "library", "single", "_tags", tag, image.BundleFilename)
-			img, err := image.FromFile(f)
-			assert.NilError(t, err)
-			built := []string{img.InvocationImages[0].Digest, img.Images["web"].Digest, img.Images["worker"].Digest}
-			for _, ref := range built {
-				cmd.Command = dockerCli.Command("inspect", ref)
-				icmd.RunCmd(cmd).Assert(t, icmd.Success)
-			}
-			for _, img := range img.Images {
-				// Check all image not being built locally get a fixed reference
-				assert.Assert(t, img.Image == "" || strings.Contains(img.Image, "@sha256:"))
-			}
-			_, err = os.Stat(iidfile)
-			assert.NilError(t, err)
-			bytes, err := ioutil.ReadFile(iidfile)
-			assert.NilError(t, err)
-			iid := string(bytes)
-			actualID, err := store.FromAppImage(img)
-			assert.NilError(t, err)
-			assert.Equal(t, iid, fmt.Sprintf("sha256:%s", actualID.String()))
-		}
 	})
 }
 
@@ -126,13 +103,13 @@ func TestBuildWithoutTag(t *testing.T) {
 
 		cfg := getDockerConfigDir(t, cmd)
 
-		f := path.Join(cfg, "app", "bundles", "_ids")
+		f := path.Join(cfg, "app", "bundles", "contents", "sha256")
 		infos, err := ioutil.ReadDir(f)
 		assert.NilError(t, err)
 		assert.Equal(t, len(infos), 1)
 		id := infos[0].Name()
 
-		f = path.Join(cfg, "app", "bundles", "_ids", id, image.BundleFilename)
+		f = path.Join(cfg, "app", "bundles", "contents", "sha256", id, image.BundleFilename)
 		data, err := ioutil.ReadFile(f)
 		assert.NilError(t, err)
 		var bndl bundle.Bundle
@@ -157,13 +134,13 @@ func TestBuildWithArgs(t *testing.T) {
 
 		cfg := getDockerConfigDir(t, cmd)
 
-		f := path.Join(cfg, "app", "bundles", "_ids")
+		f := path.Join(cfg, "app", "bundles", "contents", "sha256")
 		infos, err := ioutil.ReadDir(f)
 		assert.NilError(t, err)
 		assert.Equal(t, len(infos), 1)
 		id := infos[0].Name()
 
-		f = path.Join(cfg, "app", "bundles", "_ids", id, image.BundleFilename)
+		f = path.Join(cfg, "app", "bundles", "contents", "sha256", id, image.BundleFilename)
 		data, err := ioutil.ReadFile(f)
 		assert.NilError(t, err)
 		var bndl bundle.Bundle

e2e/build_test.go

@@ -13,6 +13,8 @@ import (
 	"testing"
 	"time"
 
+	"github.com/opencontainers/go-digest"
+
 	"gotest.tools/assert"
 	"k8s.io/apimachinery/pkg/util/wait"
 
@@ -72,9 +74,13 @@ func TestBackwardsCompatibilityV1(t *testing.T) {
 		data, err := ioutil.ReadFile(filepath.Join("testdata", "compatibility", "bundle-v0.9.0.json"))
 		assert.NilError(t, err)
 		// update bundle
-		bundleDir := filepath.Join(info.configDir, "app", "bundles", "docker.io", "library", "app-e2e", "_tags", "v0.9.0")
+		dg := digest.SHA256.FromBytes(data)
+		bundleDir := filepath.Join(info.configDir, "app", "bundles", "contents", dg.Algorithm().String(), dg.Encoded())
 		assert.NilError(t, os.MkdirAll(bundleDir, os.FileMode(0777)))
 		assert.NilError(t, ioutil.WriteFile(filepath.Join(bundleDir, "bundle.json"), data, os.FileMode(0644)))
+		metadata := filepath.Join(info.configDir, "app", "bundles", "repositories.json")
+		json := fmt.Sprintf("{\"Repositories\":{\"app-e2e\":{\"app-e2e:v0.9.0\":\"%s\"}}}", dg.String())
+		assert.NilError(t, ioutil.WriteFile(metadata, []byte(json), 0777))
 
 		// load images build with an old Docker App version
 		assert.NilError(t, loadAndTagImage(info, info.tmpDir, "app-e2e:0.1.0-invoc", "https://github.com/docker/app-e2e/raw/master/images/v0.9.0/app-e2e-invoc.tar"))

e2e/compatibility_test.go

@@ -122,9 +122,14 @@ func runWithDindSwarmAndRegistry(t *testing.T, todo func(dindSwarmAndRegistryInf
 	todo(runner)
 }
 
-func build(t *testing.T, cmd icmd.Cmd, dockerCli dockerCliCommand, ref, path string) {
-	cmd.Command = dockerCli.Command("app", "build", "-t", ref, path)
+func build(t *testing.T, cmd icmd.Cmd, dockerCli dockerCliCommand, ref, path string) string {
+	iidfile := fs.NewFile(t, "iid")
+	defer iidfile.Remove()
+	cmd.Command = dockerCli.Command("app", "build", "--iidfile", iidfile.Path(), "-t", ref, path)
 	icmd.RunCmd(cmd).Assert(t, icmd.Success)
+	bytes, err := ioutil.ReadFile(iidfile.Path())
+	assert.NilError(t, err)
+	return string(bytes)
 }
 
 // Container represents a docker container

e2e/helper_test.go

@@ -148,7 +148,7 @@ Deleted: b-simple-app:latest`,
 		cmd.Command = dockerCli.Command("app", "image", "rm", "b-simple-app")
 		icmd.RunCmd(cmd).Assert(t, icmd.Expected{
 			ExitCode: 1,
-			Err:      `b-simple-app:latest: reference not found`,
+			Err:      `b-simple-app: reference not found`,
 		})
 
 		expectedOutput := "REPOSITORY          TAG                 APP IMAGE ID        APP NAME            \n"

e2e/images_test.go

@@ -19,15 +19,15 @@ func TestPushUnknown(t *testing.T) {
 		cmd.Command = dockerCli.Command("app", "push", "unknown")
 		icmd.RunCmd(cmd).Assert(t, icmd.Expected{
 			ExitCode: 1,
-			Err:      `could not push "unknown:latest": no such App image: failed to read bundle "docker.io/library/unknown:latest": unknown:latest: reference not found`,
+			Err:      `could not push "unknown": unknown: reference not found`,
 		})
 	})
 
 	t.Run("push invalid reference", func(t *testing.T) {
 		cmd.Command = dockerCli.Command("app", "push", "@")
 		icmd.RunCmd(cmd).Assert(t, icmd.Expected{
 			ExitCode: 1,
-			Err:      `could not push "@": invalid reference format`,
+			Err:      `could not push "@": could not parse "@" as a valid reference: invalid reference format`,
 		})
 	})
 }

e2e/pushpull_test.go

@@ -13,34 +13,6 @@ import (
 	"gotest.tools/icmd"
 )
 
-func TestRelocationMapCreatedOnPull(t *testing.T) {
-	runWithDindSwarmAndRegistry(t, func(info dindSwarmAndRegistryInfo) {
-		cmd := info.configuredCmd
-		cfg := getDockerConfigDir(t, cmd)
-
-		path := filepath.Join("testdata", "local")
-		ref := info.registryAddress + "/test/local:a-tag"
-		bundlePath := filepath.Join(cfg, "app", "bundles", strings.Replace(info.registryAddress, ":", "_", 1), "test", "local", "_tags", "a-tag")
-
-		// Given a pushed application
-		build(t, cmd, dockerCli, ref, path)
-		cmd.Command = dockerCli.Command("app", "push", ref)
-		icmd.RunCmd(cmd).Assert(t, icmd.Success)
-		// And given application files are remove
-		assert.NilError(t, os.RemoveAll(bundlePath))
-		_, err := os.Stat(filepath.Join(bundlePath, image.BundleFilename))
-		assert.Assert(t, os.IsNotExist(err))
-
-		// When application is pulled
-		cmd.Command = dockerCli.Command("app", "pull", ref)
-		icmd.RunCmd(cmd).Assert(t, icmd.Success)
-
-		// Then the relocation map should exist
-		_, err = os.Stat(filepath.Join(bundlePath, image.RelocationMapFilename))
-		assert.NilError(t, err)
-	})
-}
-
 func TestRelocationMapRun(t *testing.T) {
 	runWithDindSwarmAndRegistry(t, func(info dindSwarmAndRegistryInfo) {
 		cmd := info.configuredCmd
@@ -82,7 +54,12 @@ func TestRelocationMapRun(t *testing.T) {
 		t.Run("without-relocation-map", func(t *testing.T) {
 			name := "test-relocation-map-run-without-relocation-map"
 			// And given the relocation map is removed after the pull
-			assert.NilError(t, os.RemoveAll(filepath.Join(bundlePath, image.RelocationMapFilename)))
+			assert.NilError(t, filepath.Walk(filepath.Join(cfg, "app", "bundles", "contents"), func(path string, info os.FileInfo, err error) error {
+				if info.Name() == image.RelocationMapFilename {
+					os.Remove(path)
+				}
+				return nil
+			}))
 
 			// Then the application cannot be run
 			cmd.Command = dockerCli.Command("app", "run", "--name", name, ref)
@@ -98,19 +75,13 @@ func TestPushPulledApplication(t *testing.T) {
 
 		path := filepath.Join("testdata", "local")
 		ref := info.registryAddress + "/test/local:a-tag"
-		bundlePath := filepath.Join(cfg, "app", "bundles", strings.Replace(info.registryAddress, ":", "_", 1), "test", "local", "_tags", "a-tag")
 
 		// Given an application pushed on a registry
 		build(t, cmd, dockerCli, ref, path)
 		cmd.Command = dockerCli.Command("app", "push", ref)
 		icmd.RunCmd(cmd).Assert(t, icmd.Success)
 		// And given local images are removed
-		cmd.Command = dockerCli.Command("rmi", "web", "local:1.1.0-beta1-invoc", "worker")
-		icmd.RunCmd(cmd).Assert(t, icmd.Success)
-		// And given application files are remove
-		assert.NilError(t, os.RemoveAll(bundlePath))
-		_, err := os.Stat(filepath.Join(bundlePath, image.BundleFilename))
-		assert.Assert(t, os.IsNotExist(err))
+		assert.NilError(t, os.RemoveAll(filepath.Join(cfg, "app", "bundles")))
 
 		// And given application is pulled from the registry
 		cmd.Command = dockerCli.Command("app", "pull", ref)
@@ -119,13 +90,6 @@ func TestPushPulledApplication(t *testing.T) {
 		// Then the application can still be pushed
 		cmd.Command = dockerCli.Command("app", "push", ref)
 		icmd.RunCmd(cmd).Assert(t, icmd.Success)
-
-		// If relocation map is removed
-		assert.NilError(t, os.RemoveAll(filepath.Join(bundlePath, image.RelocationMapFilename)))
-
-		// Then the application cannot be pushed
-		cmd.Command = dockerCli.Command("app", "push", ref)
-		icmd.RunCmd(cmd).Assert(t, icmd.Expected{ExitCode: 1})
 	})
 }
 

e2e/relocation_test.go

@@ -123,7 +123,7 @@ func PullBundle(dockerCli command.Cli, imageStore appstore.ImageStore, tagRef re
 		return nil, err
 	}
 	relocatedBundle := &image.AppImage{Bundle: bndl, RelocationMap: relocationMap}
-	if _, err := imageStore.Store(tagRef, relocatedBundle); err != nil {
+	if _, err := imageStore.Store(relocatedBundle, tagRef); err != nil {
 		return nil, err
 	}
 	return relocatedBundle, nil

internal/cnab/cnab.go

@@ -22,7 +22,7 @@ type imageStoreStubForListCmd struct {
 	refList []reference.Reference
 }
 
-func (b *imageStoreStubForListCmd) Store(ref reference.Reference, bndl *image.AppImage) (reference.Digested, error) {
+func (b *imageStoreStubForListCmd) Store(bndl *image.AppImage, ref reference.Reference) (reference.Digested, error) {
 	b.refMap[ref] = bndl
 	b.refList = append(b.refList, ref)
 	return store.FromAppImage(bndl)
@@ -142,7 +142,7 @@ func testRunList(t *testing.T, refs []reference.Reference, bundles []image.AppIm
 		refList: []reference.Reference{},
 	}
 	for i, ref := range refs {
-		_, err = imageStore.Store(ref, &bundles[i])
+		_, err = imageStore.Store(&bundles[i], ref)
 		assert.NilError(t, err)
 	}
 	err = runList(dockerCli, options, imageStore)

internal/commands/image/list_test.go

@@ -73,6 +73,6 @@ func storeBundle(bundle *image.AppImage, name string, imageStore store.ImageStor
 	if err != nil {
 		return err
 	}
-	_, err = imageStore.Store(cnabRef, bundle)
+	_, err = imageStore.Store(bundle, cnabRef)
 	return err
 }