Bumping k8s dependencies to 1.13

vendor/k8s.io/kubernetes/test/images/webhook/configmap.go

@@ -0,0 +1,92 @@
+/*
+Copyright 2018 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 main
+
+import (
+	"github.com/golang/glog"
+	"k8s.io/api/admission/v1beta1"
+	corev1 "k8s.io/api/core/v1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+const (
+	configMapPatch1 string = `[
+         { "op": "add", "path": "/data/mutation-stage-1", "value": "yes" }
+     ]`
+	configMapPatch2 string = `[
+         { "op": "add", "path": "/data/mutation-stage-2", "value": "yes" }
+     ]`
+)
+
+// deny configmaps with specific key-value pair.
+func admitConfigMaps(ar v1beta1.AdmissionReview) *v1beta1.AdmissionResponse {
+	glog.V(2).Info("admitting configmaps")
+	configMapResource := metav1.GroupVersionResource{Group: "", Version: "v1", Resource: "configmaps"}
+	if ar.Request.Resource != configMapResource {
+		glog.Errorf("expect resource to be %s", configMapResource)
+		return nil
+	}
+
+	raw := ar.Request.Object.Raw
+	configmap := corev1.ConfigMap{}
+	deserializer := codecs.UniversalDeserializer()
+	if _, _, err := deserializer.Decode(raw, nil, &configmap); err != nil {
+		glog.Error(err)
+		return toAdmissionResponse(err)
+	}
+	reviewResponse := v1beta1.AdmissionResponse{}
+	reviewResponse.Allowed = true
+	for k, v := range configmap.Data {
+		if k == "webhook-e2e-test" && v == "webhook-disallow" {
+			reviewResponse.Allowed = false
+			reviewResponse.Result = &metav1.Status{
+				Reason: "the configmap contains unwanted key and value",
+			}
+		}
+	}
+	return &reviewResponse
+}
+
+func mutateConfigmaps(ar v1beta1.AdmissionReview) *v1beta1.AdmissionResponse {
+	glog.V(2).Info("mutating configmaps")
+	configMapResource := metav1.GroupVersionResource{Group: "", Version: "v1", Resource: "configmaps"}
+	if ar.Request.Resource != configMapResource {
+		glog.Errorf("expect resource to be %s", configMapResource)
+		return nil
+	}
+
+	raw := ar.Request.Object.Raw
+	configmap := corev1.ConfigMap{}
+	deserializer := codecs.UniversalDeserializer()
+	if _, _, err := deserializer.Decode(raw, nil, &configmap); err != nil {
+		glog.Error(err)
+		return toAdmissionResponse(err)
+	}
+	reviewResponse := v1beta1.AdmissionResponse{}
+	reviewResponse.Allowed = true
+	if configmap.Data["mutation-start"] == "yes" {
+		reviewResponse.Patch = []byte(configMapPatch1)
+	}
+	if configmap.Data["mutation-stage-1"] == "yes" {
+		reviewResponse.Patch = []byte(configMapPatch2)
+	}
+
+	pt := v1beta1.PatchTypeJSONPatch
+	reviewResponse.PatchType = &pt
+
+	return &reviewResponse
+}