func MakeProvider(adapter storeadapter.StoreAdapter, storeKeyPrefix string, outgoingPort uint32, logger *gosteno.Logger) serveraddressprovider.ServerAddressProvider {
loggregatorServerAddressList := servicediscovery.NewServerAddressList(adapter, storeKeyPrefix, logger)
loggregatorServerAddressList.DiscoverAddresses()
go loggregatorServerAddressList.Run(EtcdQueryInterval)
return serveraddressprovider.NewDynamicServerAddressProvider(loggregatorServerAddressList, outgoingPort)
}
func initializeClientPool(config metronConfig, logger *gosteno.Logger) *clientpool.LoggregatorClientPool {
adapter := storeAdapterProvider(config.EtcdUrls, config.EtcdMaxConcurrentRequests)
err := adapter.Connect()
if err != nil {
logger.Errorf("Error connecting to ETCD: %v", err)
}
inZoneServerAddressList := servicediscovery.NewServerAddressList(adapter, "/healthstatus/doppler/"+config.Zone, logger)
allZoneServerAddressList := servicediscovery.NewServerAddressList(adapter, "/healthstatus/doppler/", logger)
go inZoneServerAddressList.Run(time.Duration(config.EtcdQueryIntervalMilliseconds) * time.Millisecond)
go allZoneServerAddressList.Run(time.Duration(config.EtcdQueryIntervalMilliseconds) * time.Millisecond)
clientPool := clientpool.NewLoggregatorClientPool(logger, config.LoggregatorDropsondePort, inZoneServerAddressList, allZoneServerAddressList)
return clientPool
}
func makeProxy(adapter storeadapter.StoreAdapter, config *config.Config, logger *gosteno.Logger, messageGenerator marshaller.MessageGenerator, translator dopplerproxy.RequestTranslator, listenerConstructor channel_group_connector.ListenerConstructor, cookieDomain string) *dopplerproxy.Proxy {
logAuthorizer := authorization.NewLogAccessAuthorizer(*disableAccessControl, config.ApiHost, config.SkipCertVerify)
uaaClient := uaa_client.NewUaaClient(config.UaaHost, config.UaaClientId, config.UaaClientSecret, config.SkipCertVerify)
adminAuthorizer := authorization.NewAdminAccessAuthorizer(*disableAccessControl, &uaaClient)
loggregatorServerAddressList := servicediscovery.NewServerAddressList(adapter, "/healthstatus/doppler", logger)
provider := serveraddressprovider.NewDynamicServerAddressProvider(loggregatorServerAddressList, config.DopplerPort, EtcdQueryInterval)
provider.Start()
cgc := channel_group_connector.NewChannelGroupConnector(provider, listenerConstructor, messageGenerator, logger)
return dopplerproxy.NewDopplerProxy(logAuthorizer, adminAuthorizer, cgc, translator, cookieDomain, logger)
}