fix: only deploy test pods on Linux nodes

Author: songjiaxun

Makefile

@@ -96,6 +96,9 @@ blob-container:
 	docker buildx rm container-builder || true
 	docker buildx create --use --name=container-builder
 ifdef CI
+ifdef AZURE_STACK
+	docker run --privileged --name buildx_buildkit_container-builder0 -d --mount type=bind,src=/etc/ssl/certs,dst=/etc/ssl/certs moby/buildkit:latest || true
+endif
 	docker buildx build --no-cache --build-arg LDFLAGS=${LDFLAGS} -t $(IMAGE_TAG) -f ./pkg/blobplugin/Dockerfile --platform="linux/amd64" --push .
 
 	docker manifest create $(IMAGE_TAG) $(IMAGE_TAG)

test/e2e/testsuites/testsuites.go

@@ -317,6 +317,7 @@ func NewTestDeployment(c clientset.Interface, ns *v1.Namespace, command string,
 						Labels: map[string]string{"app": selectorValue},
 					},
 					Spec: v1.PodSpec{
+						NodeSelector: map[string]string{"kubernetes.io/os": "linux"},
 						Containers: []v1.Container{
 							{
 								Name:    "volume-tester",
@@ -426,6 +427,7 @@ func NewTestPod(c clientset.Interface, ns *v1.Namespace, command string) *TestPo
 				GenerateName: "blob-volume-tester-",
 			},
 			Spec: v1.PodSpec{
+				NodeSelector: map[string]string{"kubernetes.io/os": "linux"},
 				Containers: []v1.Container{
 					{
 						Name:         "volume-tester",