mirror of https://github.com/k3s-io/k3s
37 lines
1.0 KiB
Go
37 lines
1.0 KiB
Go
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/*
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Copyright 2018 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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"fmt"
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"k8s.io/api/core/v1"
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)
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// LookupContainerPortNumberByName find containerPort number by its named port name
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func LookupContainerPortNumberByName(pod v1.Pod, name string) (int32, error) {
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for _, ctr := range pod.Spec.Containers {
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for _, ctrportspec := range ctr.Ports {
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if ctrportspec.Name == name {
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return ctrportspec.ContainerPort, nil
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}
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}
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}
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return int32(-1), fmt.Errorf("Pod '%s' does not have a named port '%s'", pod.Name, name)
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}
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