Before allowing a schema1 manifest to be stored in the registry, ensure that it

contains equal length History and FSLayer arrays.

This is required to prevent malformed manifests being put to the registry and
failing external verification checks.

Signed-off-by: Richard Scothern <richard.scothern@gmail.com>

manifest/schema1/manifest_test.go

@@ -10,10 +10,10 @@ import (
 )
 
 type testEnv struct {
-	name, tag string
-	manifest  *Manifest
-	signed    *SignedManifest
-	pk        libtrust.PrivateKey
+	name, tag     string
+	invalidSigned *SignedManifest
+	signed        *SignedManifest
+	pk            libtrust.PrivateKey
 }
 
 func TestManifestMarshaling(t *testing.T) {
@@ -42,6 +42,7 @@ func TestManifestUnmarshaling(t *testing.T) {
 	if !reflect.DeepEqual(&signed, env.signed) {
 		t.Fatalf("manifests are different after unmarshaling: %v != %v", signed, env.signed)
 	}
+
 }
 
 func TestManifestVerification(t *testing.T) {
@@ -69,6 +70,12 @@ func TestManifestVerification(t *testing.T) {
 	if !found {
 		t.Fatalf("expected public key, %v, not found in verified keys: %v", publicKey, publicKeys)
 	}
+
+	// Check that an invalid manifest fails verification
+	_, err = Verify(env.invalidSigned)
+	if err != nil {
+		t.Fatalf("Invalid manifest should not pass Verify()")
+	}
 }
 
 func genEnv(t *testing.T) *testEnv {
@@ -79,7 +86,7 @@ func genEnv(t *testing.T) *testEnv {
 
 	name, tag := "foo/bar", "test"
 
-	m := Manifest{
+	invalid := Manifest{
 		Versioned: SchemaVersion,
 		Name:      name,
 		Tag:       tag,
@@ -93,16 +100,37 @@ func genEnv(t *testing.T) *testEnv {
 		},
 	}
 
-	sm, err := Sign(&m, pk)
+	valid := Manifest{
+		Versioned: SchemaVersion,
+		Name:      name,
+		Tag:       tag,
+		FSLayers: []FSLayer{
+			{
+				BlobSum: "asdf",
+			},
+		},
+		History: []History{
+			{
+				V1Compatibility: "",
+			},
+		},
+	}
+
+	sm, err := Sign(&valid, pk)
+	if err != nil {
+		t.Fatalf("error signing manifest: %v", err)
+	}
+
+	invalidSigned, err := Sign(&invalid, pk)
 	if err != nil {
 		t.Fatalf("error signing manifest: %v", err)
 	}
 
 	return &testEnv{
-		name:     name,
-		tag:      tag,
-		manifest: &m,
-		signed:   sm,
-		pk:       pk,
+		name:          name,
+		tag:           tag,
+		invalidSigned: invalidSigned,
+		signed:        sm,
+		pk:            pk,
 	}
 }