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22ff5c0911
snapClient.SnapshotV1alpha1Client and also update kube dependency Signed-off-by: Humble Chirammal <hchiramm@redhat.com>
60 lines
1.9 KiB
Go
60 lines
1.9 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 service
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import (
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"encoding/json"
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"fmt"
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v1 "k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/types"
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"k8s.io/apimachinery/pkg/util/strategicpatch"
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v1core "k8s.io/client-go/kubernetes/typed/core/v1"
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)
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// patch patches service's Status or ObjectMeta given the origin and
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// updated ones. Change to spec will be ignored.
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func patch(c v1core.CoreV1Interface, oldSvc *v1.Service, newSvc *v1.Service) (*v1.Service, error) {
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// Reset spec to make sure only patch for Status or ObjectMeta.
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newSvc.Spec = oldSvc.Spec
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patchBytes, err := getPatchBytes(oldSvc, newSvc)
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if err != nil {
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return nil, err
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}
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return c.Services(oldSvc.Namespace).Patch(oldSvc.Name, types.StrategicMergePatchType, patchBytes, "status")
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}
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func getPatchBytes(oldSvc *v1.Service, newSvc *v1.Service) ([]byte, error) {
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oldData, err := json.Marshal(oldSvc)
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if err != nil {
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return nil, fmt.Errorf("failed to Marshal oldData for svc %s/%s: %v", oldSvc.Namespace, oldSvc.Name, err)
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}
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newData, err := json.Marshal(newSvc)
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if err != nil {
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return nil, fmt.Errorf("failed to Marshal newData for svc %s/%s: %v", newSvc.Namespace, newSvc.Name, err)
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}
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patchBytes, err := strategicpatch.CreateTwoWayMergePatch(oldData, newData, v1.Service{})
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if err != nil {
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return nil, fmt.Errorf("failed to CreateTwoWayMergePatch for svc %s/%s: %v", oldSvc.Namespace, oldSvc.Name, err)
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}
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return patchBytes, nil
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}
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