Make correct CLI image available for tests and check in e2e

Author: smarterclayton

images/cli/Dockerfile

@@ -13,4 +13,5 @@ RUN INSTALL_PKGS="origin-clients" && \
 
 LABEL io.k8s.display-name="OpenShift Client" \
       io.k8s.description="OpenShift is a platform for developing, building, and deploying containerized applications." \
-      io.openshift.tags="openshift,cli"
+      io.openshift.tags="openshift,cli" \
+      io.openshift.release.operator="true"

images/cli/manifests/01_imagestream.yaml

@@ -0,0 +1,11 @@
+kind: ImageStream
+apiVersion: image.openshift.io/v1
+metadata:
+  namespace: kube-system
+  name: cli
+spec:
+  tags:
+  - name: latest
+    from:
+      kind: DockerImage
+      name: docker.io/openshift/origin-cli:v4.0

images/cli/manifests/image-references

@@ -0,0 +1,8 @@
+kind: ImageStream
+apiVersion: image.openshift.io/v1
+spec:
+  tags:
+  - name: cli
+    from:
+      kind: DockerImage
+      name: docker.io/openshift/origin-cli:v4.0

test/extended/util/framework.go

@@ -1482,6 +1482,15 @@ func GetRouterPodTemplate(oc *CLI) (*corev1.PodTemplateSpec, string, error) {
 }
 
 func FindImageFormatString(oc *CLI) (string, bool) {
+	// look up image stream
+	is, err := oc.AdminImageClient().ImageV1().ImageStreams("kube-system").Get("cli", metav1.GetOptions{})
+	if err == nil {
+		for _, tag := range is.Spec.Tags {
+			if tag.Name == "latest" && tag.From != nil && tag.From.Kind == "DockerImage" {
+				return tag.From.Name, true
+			}
+		}
+	}
 	// the router is expected to be on all clusters
 	// TODO: switch this to read from the global config
 	template, _, err := GetRouterPodTemplate(oc)