Add e2e test to validate the resource.k8s.io DRA API

- DynamicResourceAllocation has been graduated to GA in k8s 1.34
- Added tests to verify the DRA `v1` APIs are available

Signed-off-by: Sai Ramesh Vanka <[email protected]>

Author: sairameshv

test/extended/node/OWNERS

@@ -0,0 +1,10 @@
+reviewers:
+  - haircommander
+  - harche
+  - mrunalp
+  - rphillips
+  - sairameshv
+  - saschagrunert
+approvers:
+  - haircommander
+  - mrunalp

test/extended/node/dra.go

@@ -0,0 +1,57 @@
+package node
+
+import (
+	"context"
+
+	g "github.com/onsi/ginkgo/v2"
+	o "github.com/onsi/gomega"
+
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/kubernetes/test/e2e/framework"
+	admissionapi "k8s.io/pod-security-admission/api"
+
+	exutil "github.com/openshift/origin/test/extended/util"
+)
+
+var _ = g.Describe("[sig-node][DRA][OCPFeatureGate:DynamicResourceAllocation]", func() {
+	defer g.GinkgoRecover()
+
+	oc := exutil.NewCLIWithPodSecurityLevel("dra-scheduling", admissionapi.LevelPrivileged)
+
+	g.Context("Dynamic Resource Allocation", func() {
+
+		g.It("should verify beta and alpha DRA APIs are disabled [apigroup:resource.k8s.io]", func(ctx context.Context) {
+			g.By("discovering available API versions for resource.k8s.io group")
+			discoveryClient := oc.AdminKubeClient().Discovery()
+			apiGroup, err := discoveryClient.ServerResourcesForGroupVersion("resource.k8s.io/v1")
+			o.Expect(err).NotTo(o.HaveOccurred(), "v1 API should be available when DRA feature gate is enabled")
+			o.Expect(apiGroup).NotTo(o.BeNil())
+			framework.Logf("Found resource.k8s.io/v1 API with %d resources", len(apiGroup.APIResources))
+
+			g.By("listing all available versions for resource.k8s.io group")
+			apiGroupList, err := discoveryClient.ServerGroups()
+			o.Expect(err).NotTo(o.HaveOccurred(), "should be able to list API groups")
+
+			var resourceAPIGroup *metav1.APIGroup
+			for _, group := range apiGroupList.Groups {
+				if group.Name == "resource.k8s.io" {
+					resourceAPIGroup = &group
+					break
+				}
+			}
+			o.Expect(resourceAPIGroup).NotTo(o.BeNil(), "resource.k8s.io group should exist")
+
+			framework.Logf("Available versions for resource.k8s.io: %v", resourceAPIGroup.Versions)
+			// Verify only v1 is in the list
+			expectedVersions := []metav1.GroupVersionForDiscovery{
+				{
+					GroupVersion: "resource.k8s.io/v1",
+					Version:      "v1",
+				},
+			}
+			o.Expect(resourceAPIGroup.Versions).To(o.Equal(expectedVersions), "only v1 should be available")
+			o.Expect(resourceAPIGroup.PreferredVersion.Version).To(o.Equal("v1"), "v1 should be the preferred version")
+		})
+
+	})
+})