Examples with ArpResponderInput org.opendaylight.netvirt.elan.arp.responder.ArpResponderInput used on opensource projects

Example 1 with ArpResponderInput

use of org.opendaylight.netvirt.elan.arp.responder.ArpResponderInput in project netvirt by opendaylight.

the class DhcpNeutronPortListener method processArpResponderForElanDpns.

/**
 * Handle(Add/Remove) ARP Responder for DHCP IP on all the DPNs when DHCP is
 * enabled/disabled on subnet add or update or delete.
 *
 * @param port
 *            DHCP port for which ARP Responder flow to be added when dhcp
 *            flag is enabled on the subnet or DHCP port for which ARP
 *            Responder flow to be removed when dhcp flag is disabled on the
 *            Subnet
 * @param arpResponderAction
 *            ARP Responder Action to be performed i.e., add or remove flow
 */
private void processArpResponderForElanDpns(Port port, Consumer<ArpResponderInput> arpResponderAction) {
    java.util.Optional<String> ip4Address = DhcpServiceUtils.getIpV4Address(port);
    if (!ip4Address.isPresent()) {
        LOG.warn("There is no IPv4Address for port {}, not performing ARP responder add/remove flow operation", port.getName());
        return;
    }
    ElanHelper.getDpnInterfacesInElanInstance(broker, port.getNetworkId().getValue()).stream().map(ifName -> DhcpServiceUtils.getInterfaceInfo(interfaceManager, ifName)).forEach(interfaceInfo -> {
        ArpResponderInput arpResponderInput = new ArpResponderInput.ArpReponderInputBuilder().setDpId(interfaceInfo.getDpId()).setInterfaceName(interfaceInfo.getInterfaceName()).setLportTag(interfaceInfo.getInterfaceTag()).setSha(port.getMacAddress().getValue()).setSpa(ip4Address.get()).build();
        arpResponderAction.accept(arpResponderInput);
    });
}

Example 2 with ArpResponderInput

use of org.opendaylight.netvirt.elan.arp.responder.ArpResponderInput in project netvirt by opendaylight.

the class DhcpInterfaceRemoveJob method call.

@Override
public List<ListenableFuture<Void>> call() {
    String interfaceName = interfaceDel.getName();
    org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface iface = interfaceManager.getInterfaceInfoFromConfigDataStore(interfaceName);
    if (iface != null) {
        IfTunnel tunnelInterface = iface.getAugmentation(IfTunnel.class);
        if (tunnelInterface != null && !tunnelInterface.isInternal()) {
            IpAddress tunnelIp = tunnelInterface.getTunnelDestination();
            List<BigInteger> dpns = DhcpServiceUtils.getListOfDpns(dataBroker);
            if (dpns.contains(dpnId)) {
                return dhcpExternalTunnelManager.handleTunnelStateDown(tunnelIp, dpnId);
            }
            return Collections.emptyList();
        }
    }
    List<ListenableFuture<Void>> futures = new ArrayList<>();
    // Support for VM migration use cases.
    futures.add(txRunner.callWithNewWriteOnlyTransactionAndSubmit(tx -> DhcpServiceUtils.unbindDhcpService(interfaceName, tx)));
    java.util.Optional<String> subnetId = DhcpServiceUtils.getNeutronSubnetId(port);
    if (subnetId.isPresent()) {
        java.util.Optional<SubnetToDhcpPort> subnetToDhcp = DhcpServiceUtils.getSubnetDhcpPortData(dataBroker, subnetId.get());
        if (subnetToDhcp.isPresent()) {
            LOG.trace("Removing ArpResponder flow for last interface {} on DPN {}", interfaceName, dpnId);
            ArpResponderInput arpInput = new ArpResponderInput.ArpReponderInputBuilder().setDpId(dpnId).setInterfaceName(interfaceName).setSpa(subnetToDhcp.get().getPortFixedip()).setLportTag(interfaceDel.getIfIndex()).buildForRemoveFlow();
            elanService.removeArpResponderFlow(arpInput);
        }
    }
    futures.addAll(unInstallDhcpEntries(interfaceDel.getName(), dpnId));
    return futures;
}

Example 3 with ArpResponderInput

use of org.opendaylight.netvirt.elan.arp.responder.ArpResponderInput in project netvirt by opendaylight.

the class VpnManagerImpl method removeArpResponderFlowsToExternalNetworkIp.

private void removeArpResponderFlowsToExternalNetworkIp(BigInteger dpnId, Integer lportTag, String fixedIp, String extInterfaceName) {
    ArpResponderInput arpInput = new ArpReponderInputBuilder().setDpId(dpnId).setInterfaceName(extInterfaceName).setSpa(fixedIp).setLportTag(lportTag).buildForRemoveFlow();
    elanService.removeArpResponderFlow(arpInput);
}

Example 4 with ArpResponderInput

use of org.opendaylight.netvirt.elan.arp.responder.ArpResponderInput in project netvirt by opendaylight.

the class DhcpExternalTunnelManager method uninstallDhcpArpResponderFlows.

private void uninstallDhcpArpResponderFlows(BigInteger dpnId, String interfaceName, int lportTag, String dhcpIpAddress) {
    LOG.trace("Removing SR-IOV DHCP ArpResponder flow for interface {} on DPN {}", interfaceName, dpnId);
    ArpResponderInput arpInput = new ArpResponderInput.ArpReponderInputBuilder().setDpId(dpnId).setInterfaceName(interfaceName).setSpa(dhcpIpAddress).setLportTag(lportTag).buildForRemoveFlow();
    elanService.removeArpResponderFlow(arpInput);
}