Add the storage version API

build/kazel_generated.bzl

@@ -86,6 +86,7 @@ tags_values_pkgs = {"openapi-gen": {
         "staging/src/k8s.io/apimachinery/pkg/runtime",
         "staging/src/k8s.io/apimachinery/pkg/util/intstr",
         "staging/src/k8s.io/apimachinery/pkg/version",
+        "staging/src/k8s.io/apiserver/pkg/apis/apiserverinternal/v1alpha1",
         "staging/src/k8s.io/apiserver/pkg/apis/audit/v1",
         "staging/src/k8s.io/apiserver/pkg/apis/audit/v1alpha1",
         "staging/src/k8s.io/apiserver/pkg/apis/audit/v1beta1",
@@ -168,6 +169,7 @@ tags_pkgs_values = {"openapi-gen": {
     "staging/src/k8s.io/apimachinery/pkg/runtime": ["true"],
     "staging/src/k8s.io/apimachinery/pkg/util/intstr": ["true"],
     "staging/src/k8s.io/apimachinery/pkg/version": ["true"],
+    "staging/src/k8s.io/apiserver/pkg/apis/apiserverinternal/v1alpha1": ["true"],
     "staging/src/k8s.io/apiserver/pkg/apis/audit/v1": ["true"],
     "staging/src/k8s.io/apiserver/pkg/apis/audit/v1alpha1": ["true"],
     "staging/src/k8s.io/apiserver/pkg/apis/audit/v1beta1": ["true"],

hack/.golint_failures

@@ -309,6 +309,8 @@ staging/src/k8s.io/apiserver/pkg/apis/apiserver
 staging/src/k8s.io/apiserver/pkg/apis/apiserver/v1
 staging/src/k8s.io/apiserver/pkg/apis/apiserver/v1alpha1
 staging/src/k8s.io/apiserver/pkg/apis/apiserver/v1beta1
+staging/src/k8s.io/apiserver/pkg/apis/apiserverinternal
+staging/src/k8s.io/apiserver/pkg/apis/apiserverinternal/v1alpha1
 staging/src/k8s.io/apiserver/pkg/apis/audit
 staging/src/k8s.io/apiserver/pkg/apis/audit/v1
 staging/src/k8s.io/apiserver/pkg/apis/audit/v1alpha1

staging/src/k8s.io/apiserver/BUILD

@@ -11,6 +11,7 @@ filegroup(
         ":package-srcs",
         "//staging/src/k8s.io/apiserver/pkg/admission:all-srcs",
         "//staging/src/k8s.io/apiserver/pkg/apis/apiserver:all-srcs",
+        "//staging/src/k8s.io/apiserver/pkg/apis/apiserverinternal:all-srcs",
         "//staging/src/k8s.io/apiserver/pkg/apis/audit:all-srcs",
         "//staging/src/k8s.io/apiserver/pkg/apis/config:all-srcs",
         "//staging/src/k8s.io/apiserver/pkg/apis/example:all-srcs",

staging/src/k8s.io/apiserver/pkg/apis/apiserverinternal/BUILD

@@ -0,0 +1,42 @@
+package(default_visibility = ["//visibility:public"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_library",
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = [
+        "doc.go",
+        "register.go",
+        "types.go",
+        "zz_generated.deepcopy.go",
+    ],
+    importmap = "k8s.io/kubernetes/vendor/k8s.io/apiserver/pkg/apis/apiserverinternal",
+    importpath = "k8s.io/apiserver/pkg/apis/apiserverinternal",
+    deps = [
+        "//staging/src/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
+        "//staging/src/k8s.io/apimachinery/pkg/runtime:go_default_library",
+        "//staging/src/k8s.io/apimachinery/pkg/runtime/schema:go_default_library",
+    ],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [
+        ":package-srcs",
+        "//staging/src/k8s.io/apiserver/pkg/apis/apiserverinternal/fuzzer:all-srcs",
+        "//staging/src/k8s.io/apiserver/pkg/apis/apiserverinternal/install:all-srcs",
+        "//staging/src/k8s.io/apiserver/pkg/apis/apiserverinternal/v1alpha1:all-srcs",
+        "//staging/src/k8s.io/apiserver/pkg/apis/apiserverinternal/validation:all-srcs",
+    ],
+    tags = ["automanaged"],
+)

staging/src/k8s.io/apiserver/pkg/apis/apiserverinternal/doc.go

@@ -0,0 +1,22 @@
+/*
+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.
+*/
+
+// +k8s:deepcopy-gen=package
+// +groupName=internal.apiserver.k8s.io
+
+// Package apiserverinternal contains the "internal" version of the API used by
+// the apiservers themselves.
+package apiserverinternal // import "k8s.io/apiserver/pkg/apis/apiserverinternal"

staging/src/k8s.io/apiserver/pkg/apis/apiserverinternal/fuzzer/BUILD

@@ -0,0 +1,24 @@
+load("@io_bazel_rules_go//go:def.bzl", "go_library")
+
+go_library(
+    name = "go_default_library",
+    srcs = ["fuzzer.go"],
+    importmap = "k8s.io/kubernetes/vendor/k8s.io/apiserver/pkg/apis/apiserverinternal/fuzzer",
+    importpath = "k8s.io/apiserver/pkg/apis/apiserverinternal/fuzzer",
+    visibility = ["//visibility:public"],
+    deps = ["//staging/src/k8s.io/apimachinery/pkg/runtime/serializer: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"],
+)

staging/src/k8s.io/apiserver/pkg/apis/apiserverinternal/fuzzer/fuzzer.go

@@ -0,0 +1,26 @@
+/*
+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 fuzzer
+
+import (
+	runtimeserializer "k8s.io/apimachinery/pkg/runtime/serializer"
+)
+
+// Funcs returns the fuzzer functions for the apiserverinternal api group.
+func Funcs(codecs runtimeserializer.CodecFactory) []interface{} {
+	return []interface{}{}
+}

staging/src/k8s.io/apiserver/pkg/apis/apiserverinternal/install/BUILD

@@ -0,0 +1,43 @@
+package(default_visibility = ["//visibility:public"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_library",
+    "go_test",
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = ["install.go"],
+    importmap = "k8s.io/kubernetes/vendor/k8s.io/apiserver/pkg/apis/apiserverinternal/install",
+    importpath = "k8s.io/apiserver/pkg/apis/apiserverinternal/install",
+    deps = [
+        "//staging/src/k8s.io/apimachinery/pkg/runtime:go_default_library",
+        "//staging/src/k8s.io/apimachinery/pkg/util/runtime:go_default_library",
+        "//staging/src/k8s.io/apiserver/pkg/apis/apiserverinternal:go_default_library",
+        "//staging/src/k8s.io/apiserver/pkg/apis/apiserverinternal/v1alpha1:go_default_library",
+    ],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [":package-srcs"],
+    tags = ["automanaged"],
+)
+
+go_test(
+    name = "go_default_test",
+    srcs = ["roundtrip_test.go"],
+    embed = [":go_default_library"],
+    deps = [
+        "//staging/src/k8s.io/apimachinery/pkg/api/apitesting/roundtrip:go_default_library",
+        "//staging/src/k8s.io/apiserver/pkg/apis/apiserverinternal/fuzzer:go_default_library",
+    ],
+)

staging/src/k8s.io/apiserver/pkg/apis/apiserverinternal/install/install.go

@@ -0,0 +1,33 @@
+/*
+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 install installs the experimental API group, making it available as
+// an option to all of the API encoding/decoding machinery.
+package install
+
+import (
+	"k8s.io/apimachinery/pkg/runtime"
+	utilruntime "k8s.io/apimachinery/pkg/util/runtime"
+	"k8s.io/apiserver/pkg/apis/apiserverinternal"
+	"k8s.io/apiserver/pkg/apis/apiserverinternal/v1alpha1"
+)
+
+// Install registers the API group and adds types to a scheme
+func Install(scheme *runtime.Scheme) {
+	utilruntime.Must(apiserverinternal.AddToScheme(scheme))
+	utilruntime.Must(v1alpha1.AddToScheme(scheme))
+	utilruntime.Must(scheme.SetVersionPriority(v1alpha1.SchemeGroupVersion))
+}

staging/src/k8s.io/apiserver/pkg/apis/apiserverinternal/install/roundtrip_test.go

@@ -0,0 +1,29 @@
+/*
+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 install
+
+import (
+	"testing"
+
+	"k8s.io/apimachinery/pkg/api/apitesting/roundtrip"
+	"k8s.io/apiserver/pkg/apis/apiserverinternal/fuzzer"
+)
+
+func TestRoundTrip(t *testing.T) {
+	roundtrip.RoundTripTestForAPIGroup(t, Install, fuzzer.Funcs)
+	roundtrip.RoundTripProtobufTestForAPIGroup(t, Install, fuzzer.Funcs)
+}

staging/src/k8s.io/apiserver/pkg/apis/apiserverinternal/register.go

@@ -0,0 +1,53 @@
+/*
+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 apiserverinternal
+
+import (
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apimachinery/pkg/runtime/schema"
+)
+
+// GroupName is the group name use in this package
+const GroupName = "internal.apiserver.k8s.io"
+
+// SchemeGroupVersion is group version used to register these objects
+var SchemeGroupVersion = schema.GroupVersion{Group: GroupName, Version: runtime.APIVersionInternal}
+
+// Kind takes an unqualified kind and returns a Group qualified GroupKind
+func Kind(kind string) schema.GroupKind {
+	return SchemeGroupVersion.WithKind(kind).GroupKind()
+}
+
+// Resource takes an unqualified resource and returns a Group qualified GroupResource
+func Resource(resource string) schema.GroupResource {
+	return SchemeGroupVersion.WithResource(resource).GroupResource()
+}
+
+var (
+	// SchemeBuilder is the scheme builder with scheme init functions to run for this API package.
+	SchemeBuilder = runtime.NewSchemeBuilder(addKnownTypes)
+	// AddToScheme is a global function that registers this API group & version to a scheme
+	AddToScheme = SchemeBuilder.AddToScheme
+)
+
+func addKnownTypes(scheme *runtime.Scheme) error {
+	scheme.AddKnownTypes(SchemeGroupVersion,
+		&StorageVersion{},
+		&StorageVersionList{},
+	)
+	return nil
+}