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Adding support for TopologyAwareHints to kube-proxy

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This commit is contained in:
Rob Scott
2021-03-05 12:06:07 -08:00
parent 1dcf09c1bf
commit f07be06a19
12 changed files with 545 additions and 133 deletions
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7
pkg/proxy/service.go
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@@ -55,6 +55,7 @@ type BaseServiceInfo struct {
nodeLocalInternal bool
internalTrafficPolicy *v1.ServiceInternalTrafficPolicyType
topologyKeys []string
hintsAnnotation string
}
var _ ServicePort = &BaseServiceInfo{}
@@ -138,6 +139,11 @@ func (info *BaseServiceInfo) TopologyKeys() []string {
return info.topologyKeys
}
// HintsAnnotation is part of ServicePort interface.
func (info *BaseServiceInfo) HintsAnnotation() string {
return info.hintsAnnotation
}
func (sct *ServiceChangeTracker) newBaseServiceInfo(port *v1.ServicePort, service *v1.Service) *BaseServiceInfo {
nodeLocalExternal := false
if apiservice.RequestsOnlyLocalTraffic(service) {
@@ -165,6 +171,7 @@ func (sct *ServiceChangeTracker) newBaseServiceInfo(port *v1.ServicePort, servic
nodeLocalInternal: nodeLocalInternal,
internalTrafficPolicy: service.Spec.InternalTrafficPolicy,
topologyKeys: service.Spec.TopologyKeys,
hintsAnnotation: service.Annotations[v1.AnnotationTopologyAwareHints],
}
loadBalancerSourceRanges := make([]string, len(service.Spec.LoadBalancerSourceRanges))