Register openstack provider for e2e test

Since the commit f3d79e152e
openstack provider has been denied on e2e test runner.
However there are storage e2e tests which are related to
openstack. So this adds the registration of openstack
provider for e2e test.

test/e2e/BUILD

@@ -67,6 +67,7 @@ go_library(
         "//test/e2e/framework/providers/azure:go_default_library",
         "//test/e2e/framework/providers/gce:go_default_library",
         "//test/e2e/framework/providers/kubemark:go_default_library",
+        "//test/e2e/framework/providers/openstack:go_default_library",
         "//test/e2e/framework/testfiles:go_default_library",
         "//test/e2e/manifest:go_default_library",
         "//test/utils:go_default_library",

test/e2e/e2e.go

@@ -50,6 +50,7 @@ import (
 	_ "k8s.io/kubernetes/test/e2e/framework/providers/azure"
 	_ "k8s.io/kubernetes/test/e2e/framework/providers/gce"
 	_ "k8s.io/kubernetes/test/e2e/framework/providers/kubemark"
+	_ "k8s.io/kubernetes/test/e2e/framework/providers/openstack"
 )
 
 var (

test/e2e/framework/BUILD

@@ -170,6 +170,7 @@ filegroup(
         "//test/e2e/framework/providers/azure:all-srcs",
         "//test/e2e/framework/providers/gce:all-srcs",
         "//test/e2e/framework/providers/kubemark:all-srcs",
+        "//test/e2e/framework/providers/openstack:all-srcs",
         "//test/e2e/framework/testfiles:all-srcs",
         "//test/e2e/framework/timer:all-srcs",
         "//test/e2e/framework/viperconfig:all-srcs",

test/e2e/framework/providers/openstack/BUILD

@@ -0,0 +1,23 @@
+load("@io_bazel_rules_go//go:def.bzl", "go_library")
+
+go_library(
+    name = "go_default_library",
+    srcs = ["openstack.go"],
+    importpath = "k8s.io/kubernetes/test/e2e/framework/providers/openstack",
+    visibility = ["//visibility:public"],
+    deps = ["//test/e2e/framework:go_default_library"],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [":package-srcs"],
+    tags = ["automanaged"],
+    visibility = ["//visibility:public"],
+)

test/e2e/framework/providers/openstack/openstack.go

@@ -0,0 +1,34 @@
+/*
+Copyright 2019 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 openstack
+
+import (
+	"k8s.io/kubernetes/test/e2e/framework"
+)
+
+func init() {
+	framework.RegisterProvider("openstack", newProvider)
+}
+
+func newProvider() (framework.ProviderInterface, error) {
+	return &Provider{}, nil
+}
+
+// Provider is a structure to handle OpenStack clouds for e2e testing
+type Provider struct {
+	framework.NullProvider
+}