Re-vendor

vendor/k8s.io/sample-apiserver/pkg/registry/wardle/fischer/etcd.go

@@ -0,0 +1,46 @@
+/*
+Copyright 2017 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 fischer
+
+import (
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apiserver/pkg/registry/generic"
+	genericregistry "k8s.io/apiserver/pkg/registry/generic/registry"
+	"k8s.io/sample-apiserver/pkg/apis/wardle"
+	"k8s.io/sample-apiserver/pkg/registry"
+)
+
+// NewREST returns a RESTStorage object that will work against API services.
+func NewREST(scheme *runtime.Scheme, optsGetter generic.RESTOptionsGetter) (*registry.REST, error) {
+	strategy := NewStrategy(scheme)
+
+	store := &genericregistry.Store{
+		NewFunc:                  func() runtime.Object { return &wardle.Fischer{} },
+		NewListFunc:              func() runtime.Object { return &wardle.FischerList{} },
+		PredicateFunc:            MatchFischer,
+		DefaultQualifiedResource: wardle.Resource("fischers"),
+
+		CreateStrategy: strategy,
+		UpdateStrategy: strategy,
+		DeleteStrategy: strategy,
+	}
+	options := &generic.StoreOptions{RESTOptions: optsGetter, AttrFunc: GetAttrs}
+	if err := store.CompleteWithOptions(options); err != nil {
+		return nil, err
+	}
+	return &registry.REST{store}, nil
+}

vendor/k8s.io/sample-apiserver/pkg/registry/wardle/fischer/strategy.go

@@ -0,0 +1,95 @@
+/*
+Copyright 2017 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 fischer
+
+import (
+	"context"
+	"fmt"
+
+	"k8s.io/apimachinery/pkg/fields"
+	"k8s.io/apimachinery/pkg/labels"
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apimachinery/pkg/util/validation/field"
+	"k8s.io/apiserver/pkg/registry/generic"
+	"k8s.io/apiserver/pkg/storage"
+	"k8s.io/apiserver/pkg/storage/names"
+
+	"k8s.io/sample-apiserver/pkg/apis/wardle"
+)
+
+// NewStrategy creates and returns a fischerStrategy instance
+func NewStrategy(typer runtime.ObjectTyper) fischerStrategy {
+	return fischerStrategy{typer, names.SimpleNameGenerator}
+}
+
+// GetAttrs returns labels.Set, fields.Set, and error in case the given runtime.Object is not a Fischer
+func GetAttrs(obj runtime.Object) (labels.Set, fields.Set, error) {
+	apiserver, ok := obj.(*wardle.Fischer)
+	if !ok {
+		return nil, nil, fmt.Errorf("given object is not a Fischer")
+	}
+	return labels.Set(apiserver.ObjectMeta.Labels), SelectableFields(apiserver), nil
+}
+
+// MatchFischer is the filter used by the generic etcd backend to watch events
+// from etcd to clients of the apiserver only interested in specific labels/fields.
+func MatchFischer(label labels.Selector, field fields.Selector) storage.SelectionPredicate {
+	return storage.SelectionPredicate{
+		Label:    label,
+		Field:    field,
+		GetAttrs: GetAttrs,
+	}
+}
+
+// SelectableFields returns a field set that represents the object.
+func SelectableFields(obj *wardle.Fischer) fields.Set {
+	return generic.ObjectMetaFieldsSet(&obj.ObjectMeta, true)
+}
+
+type fischerStrategy struct {
+	runtime.ObjectTyper
+	names.NameGenerator
+}
+
+func (fischerStrategy) NamespaceScoped() bool {
+	return false
+}
+
+func (fischerStrategy) PrepareForCreate(ctx context.Context, obj runtime.Object) {
+}
+
+func (fischerStrategy) PrepareForUpdate(ctx context.Context, obj, old runtime.Object) {
+}
+
+func (fischerStrategy) Validate(ctx context.Context, obj runtime.Object) field.ErrorList {
+	return field.ErrorList{}
+}
+
+func (fischerStrategy) AllowCreateOnUpdate() bool {
+	return false
+}
+
+func (fischerStrategy) AllowUnconditionalUpdate() bool {
+	return false
+}
+
+func (fischerStrategy) Canonicalize(obj runtime.Object) {
+}
+
+func (fischerStrategy) ValidateUpdate(ctx context.Context, obj, old runtime.Object) field.ErrorList {
+	return field.ErrorList{}
+}