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proxy/iptables: don't sync proxy rules if services map didn't change

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This commit is contained in:
Dan Williams 2016-12-19 17:15:49 -06:00
parent 433f6830f8
commit 6aa784e6f2
1 changed files with 7 additions and 3 deletions
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10
pkg/proxy/iptables/proxier.go
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@ -556,8 +556,6 @@ func (proxier *Proxier) OnServiceUpdate(allServices []api.Service) {
proxier.haveReceivedServiceUpdate = true
newServiceMap, hcAdd, hcDel, staleUDPServices := buildServiceMap(allServices, proxier.serviceMap)
proxier.serviceMap = newServiceMap
for _, hc := range hcAdd {
glog.V(4).Infof("Adding health check for %+v, port %v", hc.namespace, hc.nodeport)
// Turn on healthcheck responder to listen on the health check nodePort
@ -572,7 +570,13 @@ func (proxier *Proxier) OnServiceUpdate(allServices []api.Service) {
healthcheck.DeleteServiceListener(hc.namespace, hc.nodeport)
}
proxier.syncProxyRules()
if len(newServiceMap) != len(proxier.serviceMap) || !reflect.DeepEqual(newServiceMap, proxier.serviceMap) {
proxier.serviceMap = newServiceMap
proxier.syncProxyRules()
} else {
glog.V(4).Infof("Skipping proxy iptables rule sync on service update because nothing changed")
}
proxier.deleteServiceConnections(staleUDPServices.List())
}