mirror of
https://github.com/optim-enterprises-bv/kubernetes.git
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76 lines
2.2 KiB
Go
76 lines
2.2 KiB
Go
/*
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Copyright 2016 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 util
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import (
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"reflect"
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api_v1 "k8s.io/kubernetes/pkg/api/v1"
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extensions_v1 "k8s.io/kubernetes/pkg/apis/extensions/v1beta1"
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deputils "k8s.io/kubernetes/pkg/controller/deployment/util"
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)
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// Checks if cluster-independent, user provided data in two given Deployment are equal.
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// This function assumes that revisions are not kept in sync across the clusters.
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func DeploymentEquivalent(a, b *extensions_v1.Deployment) bool {
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if a.Name != b.Name {
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return false
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}
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if a.Namespace != b.Namespace {
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return false
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}
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if !reflect.DeepEqual(a.Labels, b.Labels) && (len(a.Labels) != 0 || len(b.Labels) != 0) {
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return false
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}
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hasKeysAndVals := func(x, y map[string]string) bool {
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if x == nil {
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x = map[string]string{}
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}
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if y == nil {
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y = map[string]string{}
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}
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for k, v := range x {
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if k == deputils.RevisionAnnotation {
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continue
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}
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v2, found := y[k]
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if !found || v != v2 {
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return false
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}
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}
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return true
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}
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return hasKeysAndVals(a.Annotations, b.Annotations) &&
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hasKeysAndVals(b.Annotations, a.Annotations) &&
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reflect.DeepEqual(a.Spec, b.Spec)
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}
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// Copies object meta for Deployment, skipping revision information.
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func DeepCopyDeploymentObjectMeta(meta api_v1.ObjectMeta) api_v1.ObjectMeta {
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meta = DeepCopyRelevantObjectMeta(meta)
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delete(meta.Annotations, deputils.RevisionAnnotation)
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return meta
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}
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// Copies object meta for Deployment, skipping revision information.
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func DeepCopyDeployment(a *extensions_v1.Deployment) *extensions_v1.Deployment {
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return &extensions_v1.Deployment{
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ObjectMeta: DeepCopyDeploymentObjectMeta(a.ObjectMeta),
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Spec: *(DeepCopyApiTypeOrPanic(&a.Spec).(*extensions_v1.DeploymentSpec)),
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}
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}
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