org.opendaylight.netvirt.vpnmanager.arp.responder

Class ArpResponderHandler

java.lang.Object

org.opendaylight.netvirt.vpnmanager.arp.responder.ArpResponderHandler

@Singleton
public class ArpResponderHandler
extends Object

Class that is responsible for handling ARP Responder flows which involves to differentiate between router and connected mac cases, identify DPNs and installation and uninstallation of flows.

Constructor Summary

Constructors

Constructor and Description
ArpResponderHandler(org.opendaylight.controller.md.sal.binding.api.DataBroker dataBroker, IElanService elanService, org.opendaylight.genius.interfacemanager.interfaces.IInterfaceManager interfaceManager, org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.rpcs.rev160406.ItmRpcService itmRpcService) Constructor.

Method Summary

Modifier and Type	Method and Description
void	addArpResponderFlow(BigInteger dpnId, int lportTag, String interfaceName, String gatewayIp, String mac) Add ARP Responder flow, by invoking ELan RPC service.
com.google.common.base.Optional<String>	getGatewayMacAddressForInterface(VpnPortipToPort gwPort, String ifName) Get Mac address from given gateway port and interface name.
void	removeArpResponderFlow(BigInteger dpId, int lportTag, String ifName, String gatewayIp, org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Uuid subnetUuid) Remove ARP Responder flow when VM interface is removed, by invoking ELan RPC service.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ArpResponderHandler

@Inject
public ArpResponderHandler(org.opendaylight.controller.md.sal.binding.api.DataBroker dataBroker,
                                   IElanService elanService,
                                   org.opendaylight.genius.interfacemanager.interfaces.IInterfaceManager interfaceManager,
                                   org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.rpcs.rev160406.ItmRpcService itmRpcService)

Constructor.

Parameters:

dataBroker - dataBroker

elanService - elanService

interfaceManager - interfaceManager

Method Detail

addArpResponderFlow

public void addArpResponderFlow(BigInteger dpnId,
                                int lportTag,
                                String interfaceName,
                                String gatewayIp,
                                String mac)

Add ARP Responder flow, by invoking ELan RPC service.

Parameters:

dpnId - dpn Id on which ARP responder flow to be added

lportTag - lport tag of the interface

interfaceName - interface to which ARP responder flow to be added

gatewayIp - gateway ip of the interface

mac - mac address

removeArpResponderFlow

public void removeArpResponderFlow(BigInteger dpId,
                                   int lportTag,
                                   String ifName,
                                   String gatewayIp,
                                   org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Uuid subnetUuid)

Remove ARP Responder flow when VM interface is removed, by invoking ELan RPC service.

Parameters:

dpId - dpn Id on which ARP responder flow to be removed

lportTag - lport tag of the interface

ifName - interface to which ARP responder flow to be removed

gatewayIp - subnet gateway ip

subnetUuid - subnet Id of the interface

getGatewayMacAddressForInterface

public com.google.common.base.Optional<String> getGatewayMacAddressForInterface(VpnPortipToPort gwPort,
                                                                                String ifName)

Get Mac address from given gateway port and interface name.

Parameters:

gwPort - gateway port

ifName - interface for which gateway to be retrieved

Returns:

mac address if present else optional absent value