154 lines
2.8 KiB
Go
154 lines
2.8 KiB
Go
/*
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Copyright 2019 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package enable
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import (
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"k8s.io/apimachinery/pkg/runtime/schema"
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fedv1b1 "sigs.k8s.io/kubefed/pkg/apis/core/v1beta1"
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)
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// Deprecated APIs removed in 1.16 will be served by current equivalent APIs
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// https://kubernetes.io/blog/2019/07/18/api-deprecations-in-1-16/
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//
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// Only allow one of the equivalent APIs for federation to avoid the possibility
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// of multiple sync controllers fighting to update the same resource
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var equivalentAPIs = map[string][]schema.GroupVersion{
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"deployments": {
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{
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Group: "apps",
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Version: "v1",
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},
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{
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Group: "apps",
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Version: "v1beta1",
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},
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{
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Group: "apps",
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Version: "v1beta2",
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},
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{
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Group: "extensions",
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Version: "v1beta1",
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},
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},
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"daemonsets": {
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{
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Group: "apps",
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Version: "v1",
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},
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{
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Group: "apps",
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Version: "v1beta1",
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},
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{
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Group: "apps",
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Version: "v1beta2",
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},
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{
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Group: "extensions",
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Version: "v1beta1",
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},
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},
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"statefulsets": {
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{
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Group: "apps",
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Version: "v1",
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},
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{
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Group: "apps",
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Version: "v1beta1",
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},
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{
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Group: "apps",
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Version: "v1beta2",
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},
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},
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"replicasets": {
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{
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Group: "apps",
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Version: "v1",
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},
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{
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Group: "apps",
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Version: "v1beta1",
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},
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{
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Group: "apps",
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Version: "v1beta2",
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},
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{
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Group: "extensions",
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Version: "v1beta1",
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},
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},
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"networkpolicies": {
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{
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Group: "networking.k8s.io",
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Version: "v1",
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},
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{
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Group: "extensions",
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Version: "v1beta1",
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},
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},
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"podsecuritypolicies": {
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{
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Group: "policy",
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Version: "v1beta1",
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},
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{
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Group: "extensions",
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Version: "v1beta1",
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},
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},
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"ingresses": {
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{
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Group: "networking.k8s.io",
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Version: "v1beta1",
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},
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{
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Group: "extensions",
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Version: "v1beta1",
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},
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},
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}
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func IsEquivalentAPI(existingAPI, newAPI *fedv1b1.APIResource) bool {
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if existingAPI.PluralName != newAPI.PluralName {
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return false
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}
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apis, ok := equivalentAPIs[existingAPI.PluralName]
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if !ok {
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return false
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}
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for _, gv := range apis {
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if gv.Group == existingAPI.Group && gv.Version == existingAPI.Version {
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// skip exactly matched API from equivalent API list
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continue
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}
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if gv.Group == newAPI.Group && gv.Version == newAPI.Version {
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return true
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}
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}
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return false
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}
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