Examples with Metadata org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.metadata._case.Metadata used on opensource projects

Example 41 with Metadata

use of org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.metadata._case.Metadata in project netvirt by opendaylight.

the class ElanUtils method buildKnownSmacFlow.

public FlowEntity buildKnownSmacFlow(ElanInstance elanInfo, InterfaceInfo interfaceInfo, long macTimeout, String macAddress) {
    int lportTag = interfaceInfo.getInterfaceTag();
    // Matching metadata and eth_src fields
    List<MatchInfo> mkMatches = new ArrayList<>();
    mkMatches.add(new MatchMetadata(ElanHelper.getElanMetadataLabel(elanInfo.getElanTag(), lportTag), ElanHelper.getElanMetadataMask()));
    mkMatches.add(new MatchEthernetSource(new MacAddress(macAddress)));
    List<InstructionInfo> mkInstructions = new ArrayList<>();
    mkInstructions.add(new InstructionGotoTable(NwConstants.ELAN_DMAC_TABLE));
    BigInteger dpId = interfaceInfo.getDpId();
    long elanTag = getElanTag(elanInfo, interfaceInfo);
    return new FlowEntityBuilder().setDpnId(dpId).setTableId(NwConstants.ELAN_SMAC_TABLE).setFlowId(getKnownDynamicmacFlowRef(NwConstants.ELAN_SMAC_TABLE, dpId, lportTag, macAddress, elanTag)).setPriority(20).setFlowName(elanInfo.getDescription()).setIdleTimeOut((int) macTimeout).setHardTimeOut(0).setCookie(ElanConstants.COOKIE_ELAN_KNOWN_SMAC.add(BigInteger.valueOf(elanTag))).setMatchInfoList(mkMatches).setInstructionInfoList(mkInstructions).setStrictFlag(true).setSendFlowRemFlag(macTimeout != 0).build();
}

Example 42 with Metadata

use of org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.metadata._case.Metadata in project netvirt by opendaylight.

the class ElanUtils method buildRemoteDmacFlowEntry.

/**
 * Builds a Flow to be programmed in a remote DPN's DMAC table. This flow
 * consists in: Match: + elanTag in packet's metadata + packet going to a
 * MAC known to be located in another DPN Actions: + set_tunnel_id
 * + output ITM internal tunnel interface with the other DPN
 *
 * @param srcDpId
 *            the src Dpn Id
 * @param destDpId
 *            dest Dp Id
 * @param lportTagOrVni
 *            lportTag or network VNI
 * @param elanTag
 *            elan Tag
 * @param macAddress
 *            macAddress
 * @param displayName
 *            display Name
 * @param elanInstance
 *            elanInstance
 * @return the flow remote Dmac
 */
@SuppressWarnings("checkstyle:IllegalCatch")
public Flow buildRemoteDmacFlowEntry(BigInteger srcDpId, BigInteger destDpId, long lportTagOrVni, long elanTag, String macAddress, String displayName, ElanInstance elanInstance) {
    List<MatchInfo> mkMatches = new ArrayList<>();
    mkMatches.add(new MatchMetadata(ElanHelper.getElanMetadataLabel(elanTag), MetaDataUtil.METADATA_MASK_SERVICE));
    mkMatches.add(new MatchEthernetDestination(new MacAddress(macAddress)));
    List<Instruction> mkInstructions = new ArrayList<>();
    // List of Action for the provided Source and Destination DPIDs
    try {
        List<Action> actions = null;
        if (isVlan(elanInstance) || isFlat(elanInstance)) {
            String interfaceName = getExternalElanInterface(elanInstance.getElanInstanceName(), srcDpId);
            if (null == interfaceName) {
                LOG.info("buildRemoteDmacFlowEntry: Could not find interfaceName for {} {}", srcDpId, elanInstance);
            }
            actions = getEgressActionsForInterface(interfaceName, null);
        } else if (isVxlanNetworkOrVxlanSegment(elanInstance)) {
            actions = elanItmUtils.getInternalTunnelItmEgressAction(srcDpId, destDpId, lportTagOrVni);
        }
        mkInstructions.add(MDSALUtil.buildApplyActionsInstruction(actions));
    } catch (Exception e) {
        LOG.error("Could not get egress actions to add to flow for srcDpId {}, destDpId {}, lportTag/VNI {}", srcDpId, destDpId, lportTagOrVni, e);
    }
    Flow flow = MDSALUtil.buildFlowNew(NwConstants.ELAN_DMAC_TABLE, getKnownDynamicmacFlowRef(NwConstants.ELAN_DMAC_TABLE, srcDpId, destDpId, macAddress, elanTag), 20, /* prio */
    displayName, 0, /* idleTimeout */
    0, /* hardTimeout */
    ElanConstants.COOKIE_ELAN_KNOWN_DMAC.add(BigInteger.valueOf(elanTag)), mkMatches, mkInstructions);
    return flow;
}

Example 43 with Metadata

use of org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.metadata._case.Metadata in project netvirt by opendaylight.

the class ArpNotificationHandler method onArpRequestReceived.

@Override
public void onArpRequestReceived(ArpRequestReceived notification) {
    String srcInterface = notification.getInterface();
    IpAddress srcIP = notification.getSrcIpaddress();
    PhysAddress srcMac = notification.getSrcMac();
    IpAddress targetIP = notification.getDstIpaddress();
    BigInteger metadata = notification.getMetadata();
    boolean isGarp = srcIP.equals(targetIP);
    if (!isGarp) {
        LOG.info("ArpNotification Non-Gratuitous Request Received from " + "interface {} and IP {} having MAC {} target destination {}, ignoring..", srcInterface, srcIP.getIpv4Address().getValue(), srcMac.getValue(), targetIP.getIpv4Address().getValue());
        return;
    }
    LOG.info("ArpNotification Gratuitous Request Received from " + "interface {} and IP {} having MAC {} target destination {}, learning MAC", srcInterface, srcIP.getIpv4Address().getValue(), srcMac.getValue(), targetIP.getIpv4Address().getValue());
    processArpLearning(srcInterface, srcIP, srcMac, metadata, targetIP);
}

Example 44 with Metadata

use of org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.metadata._case.Metadata in project netvirt by opendaylight.

the class ArpNotificationHandler method onArpResponseReceived.

@Override
public void onArpResponseReceived(ArpResponseReceived notification) {
    String srcInterface = notification.getInterface();
    IpAddress srcIP = notification.getSrcIpaddress();
    PhysAddress srcMac = notification.getSrcMac();
    LOG.info("ArpNotification Response Received from interface {} and IP {} having MAC {}, learning MAC", srcInterface, srcIP.getIpv4Address().getValue(), srcMac.getValue());
    List<Adjacency> adjacencies = VpnUtil.getAdjacenciesForVpnInterfaceFromConfig(dataBroker, srcInterface);
    if (adjacencies != null) {
        for (Adjacency adj : adjacencies) {
            String ipAddress = adj.getIpAddress();
            try {
                if (NWUtil.isIpInSubnet(NWUtil.ipAddressToInt(srcIP.getIpv4Address().getValue()), ipAddress)) {
                    return;
                }
            } catch (UnknownHostException e) {
                LOG.error("Subnet string {} not convertible to InetAdddress", srcIP, e);
            }
        }
    }
    BigInteger metadata = notification.getMetadata();
    IpAddress targetIP = notification.getDstIpaddress();
    LOG.trace("ArpNotification Response Received from interface {} and IP {} having MAC {}, learning MAC", srcInterface, srcIP.getIpv4Address().getValue(), srcMac.getValue());
    processArpLearning(srcInterface, srcIP, srcMac, metadata, targetIP);
}

Example 45 with Metadata

use of org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.metadata._case.Metadata in project netvirt by opendaylight.

the class ArpNotificationHandler method processArpLearning.

private void processArpLearning(String srcInterface, IpAddress srcIP, PhysAddress srcMac, BigInteger metadata, IpAddress dstIP) {
    if (metadata != null && !Objects.equals(metadata, BigInteger.ZERO)) {
        Optional<List<String>> vpnList = VpnUtil.getVpnHandlingIpv4AssociatedWithInterface(dataBroker, srcInterface);
        if (vpnList.isPresent()) {
            for (String vpnName : vpnList.get()) {
                LOG.info("Received ARP for sender MAC {} and sender IP {} via interface {}", srcMac.getValue(), srcIP.getIpv4Address().getValue(), srcInterface);
                String ipToQuery = srcIP.getIpv4Address().getValue();
                LOG.info("ARP being processed for Source IP {}", ipToQuery);
                VpnPortipToPort vpnPortipToPort = VpnUtil.getNeutronPortFromVpnPortFixedIp(dataBroker, vpnName, ipToQuery);
                if (vpnPortipToPort != null) {
                    /* This is a well known neutron port and so should be ignored
                         * from being discovered
                         */
                    continue;
                }
                LearntVpnVipToPort learntVpnVipToPort = VpnUtil.getLearntVpnVipToPort(dataBroker, vpnName, ipToQuery);
                if (learntVpnVipToPort != null) {
                    String oldPortName = learntVpnVipToPort.getPortName();
                    String oldMac = learntVpnVipToPort.getMacAddress();
                    if (!oldMac.equalsIgnoreCase(srcMac.getValue())) {
                        // MAC has changed for requested IP
                        LOG.info("ARP Source IP/MAC data modified for IP {} with MAC {} and Port {}", ipToQuery, srcMac, srcInterface);
                        synchronized ((vpnName + ipToQuery).intern()) {
                            removeMipAdjacency(vpnName, oldPortName, srcIP);
                            VpnUtil.removeLearntVpnVipToPort(dataBroker, vpnName, ipToQuery);
                            putVpnIpToMigrateArpCache(vpnName, ipToQuery, srcMac);
                        }
                    }
                } else if (!isIpInArpMigrateCache(vpnName, ipToQuery)) {
                    learnMacFromArpPackets(vpnName, srcInterface, srcIP, srcMac, dstIP);
                }
            }
        } else {
            LOG.info("ARP NO_RESOLVE: VPN  not configured. Ignoring responding to ARP requests from this" + " Interface {}.", srcInterface);
            return;
        }
    }
}