In DNSRR there is no Endpoint.VirtualIPs - use Spec.TaskTemplate.Networks

pkg/provider/docker/docker.go

@@ -510,17 +510,17 @@ func (p *Provider) parseService(ctx context.Context, service swarmtypes.Service,
 		if service.Spec.EndpointSpec.Mode == swarmtypes.ResolutionModeDNSRR {
 			if dData.ExtraConf.Docker.LBSwarm {
 				dData.NetworkSettings.Networks = make(map[string]*networkData)
-				for _, virtualIP := range service.Endpoint.VirtualIPs {
-					networkService := networkMap[virtualIP.NetworkID]
+				for _, net := range service.Spec.TaskTemplate.Networks {
+					networkService := networkMap[net.Target]
 					if networkService != nil {
 						network := &networkData{
 							Name: networkService.Name,
-							ID:   virtualIP.NetworkID,
+							ID:   net.Target,
 							Addr: "tasks." + service.Spec.Name,
 						}
 						dData.NetworkSettings.Networks[network.Name] = network
 					} else {
-						logger.Debug().Msgf("Network not found, id: %s", virtualIP.NetworkID)
+						logger.Debug().Msgf("Network not found, id: %s", net.Target)
 					}
 				}
 			} else {