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67 lines
2.0 KiB
Go
67 lines
2.0 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 endpoints
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import (
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v1 "k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/types"
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)
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// PortsByPodUID is a map that maps pod UID to container ports.
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type PortsByPodUID map[types.UID][]int
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// FullPortsByPodUID is a map that maps pod UID to container ports.
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type FullPortsByPodUID map[types.UID][]v1.ContainerPort
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// GetContainerPortsByPodUID returns a PortsByPodUID map on the given endpoints.
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func GetContainerPortsByPodUID(ep *v1.Endpoints) PortsByPodUID {
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m := PortsByPodUID{}
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for _, ss := range ep.Subsets {
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for _, port := range ss.Ports {
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for _, addr := range ss.Addresses {
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containerPort := port.Port
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if _, ok := m[addr.TargetRef.UID]; !ok {
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m[addr.TargetRef.UID] = make([]int, 0)
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}
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m[addr.TargetRef.UID] = append(m[addr.TargetRef.UID], int(containerPort))
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}
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}
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}
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return m
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}
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// GetFullContainerPortsByPodUID returns a FullPortsByPodUID map on the given endpoints with all the port data.
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func GetFullContainerPortsByPodUID(ep *v1.Endpoints) FullPortsByPodUID {
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m := FullPortsByPodUID{}
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for _, ss := range ep.Subsets {
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for _, port := range ss.Ports {
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containerPort := v1.ContainerPort{
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Name: port.Name,
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ContainerPort: port.Port,
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Protocol: port.Protocol,
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}
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for _, addr := range ss.Addresses {
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if _, ok := m[addr.TargetRef.UID]; !ok {
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m[addr.TargetRef.UID] = make([]v1.ContainerPort, 0)
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}
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m[addr.TargetRef.UID] = append(m[addr.TargetRef.UID], containerPort)
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}
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}
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}
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return m
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}
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