mirror of https://github.com/k3s-io/k3s
54 lines
1.5 KiB
Go
54 lines
1.5 KiB
Go
/*
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Copyright 2016 The Kubernetes Authors All rights reserved.
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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 labels
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import (
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"fmt"
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)
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// Clones the given map and returns a new map with the given key and value added.
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// Returns the given map, if labelKey is empty.
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func CloneAndAddLabel(labels map[string]string, labelKey string, labelValue uint32) map[string]string {
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if labelKey == "" {
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// Dont need to add a label.
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return labels
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}
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// Clone.
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newLabels := map[string]string{}
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for key, value := range labels {
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newLabels[key] = value
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}
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newLabels[labelKey] = fmt.Sprintf("%d", labelValue)
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return newLabels
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}
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// CloneAndRemoveLabel clones the given map and returns a new map with the given key removed.
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// Returns the given map, if labelKey is empty.
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func CloneAndRemoveLabel(labels map[string]string, labelKey string) map[string]string {
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if labelKey == "" {
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// Dont need to add a label.
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return labels
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}
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// Clone.
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newLabels := map[string]string{}
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for key, value := range labels {
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newLabels[key] = value
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}
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delete(newLabels, labelKey)
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return newLabels
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}
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