func (creator interfaceConfigurationCreator) createInterfaceConfiguration(staticConfigs []StaticInterfaceConfiguration, dhcpConfigs []DHCPInterfaceConfiguration, ifaceName string, networkSettings boshsettings.Network) ([]StaticInterfaceConfiguration, []DHCPInterfaceConfiguration, error) { creator.logger.Debug(creator.logTag, "Creating network configuration with settings: %s", networkSettings) if networkSettings.IsDHCP() || networkSettings.Mac == "" { creator.logger.Debug(creator.logTag, "Using dhcp networking") dhcpConfigs = append(dhcpConfigs, DHCPInterfaceConfiguration{ Name: ifaceName, }) } else { creator.logger.Debug(creator.logTag, "Using static networking") networkAddress, broadcastAddress, err := boshsys.CalculateNetworkAndBroadcast(networkSettings.IP, networkSettings.Netmask) if err != nil { return nil, nil, bosherr.WrapError(err, "Calculating Network and Broadcast") } staticConfigs = append(staticConfigs, StaticInterfaceConfiguration{ Name: ifaceName, Address: networkSettings.IP, Netmask: networkSettings.Netmask, Network: networkAddress, Broadcast: broadcastAddress, Mac: networkSettings.Mac, Gateway: networkSettings.Gateway, }) } return staticConfigs, dhcpConfigs, nil }