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d21ca8674c
This simplifies how the proxier receives update for change in node labels. Instead of passing the complete Node object we just pass the proxy relevant topology labels extracted from the complete list of labels, and the downstream event handlers will only be notified when there are changes in topology labels. Signed-off-by: Daman Arora <aroradaman@gmail.com>
66 lines
1.7 KiB
Go
66 lines
1.7 KiB
Go
/*
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Copyright 2015 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 proxy
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import (
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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/kubernetes/pkg/proxy/config"
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)
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// Provider is the interface provided by proxier implementations.
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type Provider interface {
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config.EndpointSliceHandler
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config.ServiceHandler
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config.NodeTopologyHandler
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config.ServiceCIDRHandler
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// Sync immediately synchronizes the Provider's current state to proxy rules.
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Sync()
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// SyncLoop runs periodic work.
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// This is expected to run as a goroutine or as the main loop of the app.
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// It does not return.
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SyncLoop()
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}
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// ServicePortName carries a namespace + name + portname. This is the unique
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// identifier for a load-balanced service.
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type ServicePortName struct {
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types.NamespacedName
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Port string
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Protocol v1.Protocol
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}
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func (spn ServicePortName) String() string {
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return fmt.Sprintf("%s%s", spn.NamespacedName.String(), fmtPortName(spn.Port))
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}
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func fmtPortName(in string) string {
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if in == "" {
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return ""
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}
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return fmt.Sprintf(":%s", in)
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}
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// ServiceEndpoint is used to identify a service and one of its endpoint pair.
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type ServiceEndpoint struct {
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Endpoint string
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ServicePortName ServicePortName
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}
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