test: setup embedded file sources for manifests

Signed-off-by: Nabarun Pal <pal.nabarun95@gmail.com>

test/conformance/testdata/embed.go

@@ -0,0 +1,33 @@
+/*
+Copyright 2021 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package testdata
+
+import (
+	"embed"
+
+	"k8s.io/kubernetes/test/e2e/framework/testfiles"
+)
+
+//go:embed conformance.yaml ineligible_endpoints.yaml
+var conformanceTestdataFS embed.FS
+
+func GetConformanceTestdataFS() testfiles.EmbeddedFileSource {
+	return testfiles.EmbeddedFileSource{
+		EmbeddedFS: conformanceTestdataFS,
+		Root:       "test/conformance/testdata",
+	}
+}

test/e2e/e2e_test.go

@@ -33,10 +33,13 @@ import (
 	// "github.com/onsi/ginkgo"
 
 	"k8s.io/component-base/version"
+	conformancetestdata "k8s.io/kubernetes/test/conformance/testdata"
 	"k8s.io/kubernetes/test/e2e/framework"
 	"k8s.io/kubernetes/test/e2e/framework/config"
 	"k8s.io/kubernetes/test/e2e/framework/testfiles"
 	"k8s.io/kubernetes/test/e2e/generated"
+	e2etestingmanifests "k8s.io/kubernetes/test/e2e/testing-manifests"
+	testfixtures "k8s.io/kubernetes/test/fixtures"
 	"k8s.io/kubernetes/test/utils/image"
 
 	// test sources
@@ -86,10 +89,17 @@ func TestMain(m *testing.M) {
 	}
 
 	// Enable bindata file lookup as fallback.
+	// TODO: To be removed once all data sources have been moved to embeds.
 	testfiles.AddFileSource(testfiles.BindataFileSource{
 		Asset:      generated.Asset,
 		AssetNames: generated.AssetNames,
 	})
+
+	// Enable embedded FS file lookup as fallback
+	testfiles.AddFileSource(e2etestingmanifests.GetE2ETestingManifestsFS())
+	testfiles.AddFileSource(testfixtures.GetTestFixturesFS())
+	testfiles.AddFileSource(conformancetestdata.GetConformanceTestdataFS())
+
 	if framework.TestContext.ListConformanceTests {
 		var tests []struct {
 			Testname    string `yaml:"testname"`

test/e2e/testing-manifests/embed.go

@@ -0,0 +1,33 @@
+/*
+Copyright 2021 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package testing_manifests
+
+import (
+	"embed"
+
+	e2etestfiles "k8s.io/kubernetes/test/e2e/framework/testfiles"
+)
+
+//go:embed flexvolume guestbook kubectl sample-device-plugin.yaml scheduling/nvidia-driver-installer.yaml statefulset storage-csi
+var e2eTestingManifestsFS embed.FS
+
+func GetE2ETestingManifestsFS() e2etestfiles.EmbeddedFileSource {
+	return e2etestfiles.EmbeddedFileSource{
+		EmbeddedFS: e2eTestingManifestsFS,
+		Root:       "test/e2e/testing-manifests",
+	}
+}

test/e2e_node/e2e_node_suite_test.go

@@ -44,8 +44,11 @@ import (
 	"k8s.io/kubernetes/test/e2e/framework"
 	e2econfig "k8s.io/kubernetes/test/e2e/framework/config"
 	e2etestfiles "k8s.io/kubernetes/test/e2e/framework/testfiles"
-	"k8s.io/kubernetes/test/e2e/generated"
+	e2etestingmanifests "k8s.io/kubernetes/test/e2e/testing-manifests"
 	"k8s.io/kubernetes/test/e2e_node/services"
+	e2enodetestingmanifests "k8s.io/kubernetes/test/e2e_node/testing-manifests"
+	testfixtures "k8s.io/kubernetes/test/fixtures"
+	testimages "k8s.io/kubernetes/test/images"
 	system "k8s.io/system-validators/validators"
 
 	"github.com/onsi/ginkgo"
@@ -90,12 +93,13 @@ func registerNodeFlags(flags *flag.FlagSet) {
 }
 
 func init() {
-	// Enable bindata file lookup as fallback.
-	e2etestfiles.AddFileSource(e2etestfiles.BindataFileSource{
-		Asset:      generated.Asset,
-		AssetNames: generated.AssetNames,
-	})
-
+	// Enable embedded FS file lookup as fallback
+	// TODO: This needs to be cleaned up later to include only file sources which are necessary.
+	e2etestfiles.AddFileSource(e2etestingmanifests.GetE2ETestingManifestsFS())
+	e2etestfiles.AddFileSource(e2enodetestingmanifests.GetE2ENodeTestingManifestsFS())
+	e2etestfiles.AddFileSource(testimages.GetTestImagesFS())
+	e2etestfiles.AddFileSource(testfixtures.GetTestFixturesFS())
+	e2etestfiles.AddFileSource(conformancetestdata.GetConformanceTestdataFS())
 }
 
 func TestMain(m *testing.M) {

test/e2e_node/testing-manifests/embed.go

@@ -0,0 +1,33 @@
+/*
+Copyright 2021 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package testing_manifests
+
+import (
+	"embed"
+
+	e2etestfiles "k8s.io/kubernetes/test/e2e/framework/testfiles"
+)
+
+//go:embed *.yaml
+var e2eNodeTestingManifestsFS embed.FS
+
+func GetE2ENodeTestingManifestsFS() e2etestfiles.EmbeddedFileSource {
+	return e2etestfiles.EmbeddedFileSource{
+		EmbeddedFS: e2eNodeTestingManifestsFS,
+		Root:       "test/e2e_node/testing-manifests",
+	}
+}

test/fixtures/embed.go

@@ -0,0 +1,33 @@
+/*
+Copyright 2021 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package fixtures
+
+import (
+	"embed"
+
+	"k8s.io/kubernetes/test/e2e/framework/testfiles"
+)
+
+//go:embed doc-yaml/user-guide/liveness doc-yaml/user-guide/secrets doc-yaml/user-guide/downward-api doc-yaml/user-guide/update-demo
+var testFixturesFS embed.FS
+
+func GetTestFixturesFS() testfiles.EmbeddedFileSource {
+	return testfiles.EmbeddedFileSource{
+		EmbeddedFS: testFixturesFS,
+		Root:       "test/fixtures",
+	}
+}