Add e2e test for LUKS volume.

test/e2e/Dockerfile

@@ -77,6 +77,8 @@ RUN curl --fail --location --remote-name https://storage.googleapis.com/kubernet
 RUN chmod u+x kubectl
 RUN cp kubectl /
 
+# @TODO: Add luks ginkgo test here.
+
 ### final test container
 FROM bitnami/minideb:buster AS runtime
 # Certificates needed to trust the CA for any HTTPS connections to the DO API.

test/e2e/luks/framework/framework.go

@@ -0,0 +1,167 @@
+package framework
+
+import (
+	"context"
+	"flag"
+	"fmt"
+	"github.com/onsi/ginkgo/v2"
+	v1 "k8s.io/api/core/v1"
+	apierrors "k8s.io/apimachinery/pkg/api/errors"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apimachinery/pkg/runtime/schema"
+	clientset "k8s.io/client-go/kubernetes"
+	"k8s.io/client-go/kubernetes/scheme"
+	"k8s.io/client-go/tools/clientcmd"
+	"k8s.io/client-go/util/homedir"
+	"os"
+	"path/filepath"
+)
+
+var (
+	f              Framework
+	TestDriverPath string
+)
+
+type Framework struct {
+	BaseName   string
+	Namespace  *v1.Namespace
+	ClientSet  clientset.Interface
+	DriverData *DriverDefinition
+}
+
+func init() {
+	flag.StringVar(&TestDriverPath, "storage.testdriver", "", "The testdriver yaml file")
+}
+
+func NewDefaultFramework(baseName string) *Framework {
+	return NewFramework(baseName, nil)
+}
+
+func NewFramework(baseName string, client clientset.Interface) *Framework {
+	f := &Framework{
+		BaseName:  baseName,
+		ClientSet: client,
+	}
+
+	ginkgo.BeforeEach(f.BeforeEach)
+
+	return f
+}
+
+func (f *Framework) BeforeEach(ctx context.Context) {
+	ginkgo.DeferCleanup(f.AfterEach)
+
+	driver, err := readTestDriverFile()
+	if err != nil {
+		ginkgo.Fail(err.Error())
+	}
+
+	f.DriverData = driver
+
+	var kubeconfig *string
+
+	// Try to get kube config either from user home directory or absolute path.
+	if home := homedir.HomeDir(); home != "" {
+		kubeconfig = flag.String("kubeconfig", filepath.Join(home, ".kube", "config"), "(optional) absolute path to the kubeconfig file")
+	} else {
+		kubeconfig = flag.String("kubeconfig", "", "absolute path to the kubeconfig file")
+	}
+
+	// Override with KUBECONFIG env variable.
+	kubeconfigEnv := os.Getenv("KUBECONFIG")
+	if kubeconfigEnv != "" {
+		*kubeconfig = kubeconfigEnv
+	}
+
+	ginkgo.By(fmt.Sprintf("Creating a kubernetes client, basename %s", f.BaseName))
+
+	config, err := clientcmd.BuildConfigFromFlags("", *kubeconfig)
+	if err != nil {
+		ginkgo.Fail(err.Error())
+	}
+
+	f.ClientSet, err = clientset.NewForConfig(config)
+	if err != nil {
+		ginkgo.Fail(err.Error())
+	}
+
+	ns, err := f.CreateNamespace(ctx)
+
+	f.Namespace = ns
+}
+
+func (f *Framework) AfterEach(ctx context.Context) {
+	defer func() {
+		ginkgo.By(fmt.Sprintf("Destroying namespace: %s", f.Namespace.Name))
+
+		if err := f.ClientSet.CoreV1().Namespaces().Delete(ctx, f.Namespace.Name, metav1.DeleteOptions{}); err != nil {
+			if !apierrors.IsNotFound(err) {
+				ginkgo.By(fmt.Sprintf("Could not delete namespace: %s", f.Namespace.Name))
+			} else {
+				ginkgo.By(fmt.Sprintf("Namespace was already deleted: %s", f.Namespace.Name))
+			}
+		}
+
+		f.Namespace = nil
+		f.ClientSet = nil
+	}()
+}
+
+func (f *Framework) CreateNamespace(ctx context.Context) (*v1.Namespace, error) {
+	nsSpec := &v1.Namespace{
+		ObjectMeta: metav1.ObjectMeta{
+			Name: f.BaseName,
+		},
+		Status: v1.NamespaceStatus{},
+	}
+
+	ginkgo.By(fmt.Sprintf("Create namespace: %s", f.BaseName))
+
+	ns, err := f.ClientSet.CoreV1().Namespaces().Create(ctx, nsSpec, metav1.CreateOptions{})
+
+	if err != nil {
+		ginkgo.By(fmt.Sprintf("Failed to create namespace: %v", err))
+
+		return nil, err
+	}
+
+	return ns, nil
+}
+
+func readTestDriverFile() (*DriverDefinition, error) {
+	data, err := os.ReadFile(TestDriverPath)
+	if err != nil {
+		return nil, err
+	}
+
+	driverData := &DriverDefinition{}
+
+	if err := runtime.DecodeInto(scheme.Codecs.UniversalDecoder(), data, driverData); err != nil {
+		return nil, err
+	}
+
+	if driverData.DriverInfo.Name == "" {
+		return nil, fmt.Errorf("DriverInfo.Name is not set in file: %s", TestDriverPath)
+	}
+
+	return driverData, nil
+}
+
+type DriverDefinition struct {
+	DriverInfo struct {
+		Name               string
+		SupportedSizeRange struct {
+			Max string
+			Min string
+		}
+	}
+}
+
+func (d *DriverDefinition) GetObjectKind() schema.ObjectKind {
+	return nil
+}
+
+func (d *DriverDefinition) DeepCopyObject() runtime.Object {
+	return nil
+}

test/e2e/luks/go.mod

@@ -0,0 +1,54 @@
+module ginkgo
+
+go 1.20
+
+require (
+	github.com/onsi/ginkgo/v2 v2.11.0
+	github.com/onsi/gomega v1.27.10
+	k8s.io/apimachinery v0.27.4
+	k8s.io/client-go v0.27.4
+)
+
+require (
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/emicklei/go-restful/v3 v3.9.0 // indirect
+	github.com/go-logr/logr v1.2.4 // indirect
+	github.com/go-openapi/jsonpointer v0.19.6 // indirect
+	github.com/go-openapi/jsonreference v0.20.1 // indirect
+	github.com/go-openapi/swag v0.22.3 // indirect
+	github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 // indirect
+	github.com/gogo/protobuf v1.3.2 // indirect
+	github.com/golang/protobuf v1.5.3 // indirect
+	github.com/google/gnostic v0.5.7-v3refs // indirect
+	github.com/google/go-cmp v0.5.9 // indirect
+	github.com/google/gofuzz v1.1.0 // indirect
+	github.com/google/pprof v0.0.0-20210720184732-4bb14d4b1be1 // indirect
+	github.com/google/uuid v1.3.0 // indirect
+	github.com/imdario/mergo v0.3.6 // indirect
+	github.com/josharian/intern v1.0.0 // indirect
+	github.com/json-iterator/go v1.1.12 // indirect
+	github.com/mailru/easyjson v0.7.7 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
+	github.com/modern-go/reflect2 v1.0.2 // indirect
+	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
+	golang.org/x/net v0.12.0 // indirect
+	golang.org/x/oauth2 v0.0.0-20220223155221-ee480838109b // indirect
+	golang.org/x/sys v0.10.0 // indirect
+	golang.org/x/term v0.10.0 // indirect
+	golang.org/x/text v0.11.0 // indirect
+	golang.org/x/time v0.0.0-20220210224613-90d013bbcef8 // indirect
+	golang.org/x/tools v0.9.3 // indirect
+	google.golang.org/appengine v1.6.7 // indirect
+	google.golang.org/protobuf v1.28.1 // indirect
+	gopkg.in/inf.v0 v0.9.1 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+	k8s.io/api v0.27.4 // indirect
+	k8s.io/klog/v2 v2.90.1 // indirect
+	k8s.io/kube-openapi v0.0.0-20230501164219-8b0f38b5fd1f // indirect
+	k8s.io/utils v0.0.0-20230209194617-a36077c30491 // indirect
+	sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd // indirect
+	sigs.k8s.io/structured-merge-diff/v4 v4.2.3 // indirect
+	sigs.k8s.io/yaml v1.3.0 // indirect
+)