Examples with L2GatewayDevice org.opendaylight.netvirt.neutronvpn.api.l2gw.L2GatewayDevice used on opensource projects

Example 16 with L2GatewayDevice

use of org.opendaylight.netvirt.neutronvpn.api.l2gw.L2GatewayDevice in project netvirt by opendaylight.

the class DhcpL2GwUtil method getHwvtepNodeTunnelIp.

public IpAddress getHwvtepNodeTunnelIp(InstanceIdentifier<Node> nodeIid) {
    String nodeId = nodeIid.firstKeyOf(Node.class).getNodeId().getValue();
    L2GatewayDevice targetDevice = null;
    for (L2GatewayDevice device : l2GatewayCache.getAll()) {
        if (nodeId.equals(device.getHwvtepNodeId())) {
            targetDevice = device;
            break;
        }
    }
    return targetDevice != null ? targetDevice.getTunnelIp() : getTunnelIp(nodeIid);
}

Example 17 with L2GatewayDevice

use of org.opendaylight.netvirt.neutronvpn.api.l2gw.L2GatewayDevice in project netvirt by opendaylight.

the class DhcpExternalTunnelManager method chooseDpn.

/**
 * Choose a dpn among the list of elanDpns such that it has lowest count of being the designated dpn.
 * @param tunnelIp The tunnel Ip address
 * @param elanInstanceName The elan instance name
 * @param dpns The data path nodes
 * @return The designated dpn
 */
private BigInteger chooseDpn(IpAddress tunnelIp, String elanInstanceName, List<BigInteger> dpns) {
    BigInteger designatedDpnId = DhcpMConstants.INVALID_DPID;
    if (dpns != null && dpns.size() != 0) {
        List<BigInteger> candidateDpns = DhcpServiceUtils.getDpnsForElan(elanInstanceName, broker);
        candidateDpns.retainAll(dpns);
        LOG.trace("Choosing new dpn for tunnelIp {}, elanInstanceName {}, among elanDpns {}", tunnelIp, elanInstanceName, candidateDpns);
        boolean elanDpnAvailableFlag = true;
        if (candidateDpns.isEmpty()) {
            candidateDpns = dpns;
            elanDpnAvailableFlag = false;
        }
        int size = 0;
        L2GatewayDevice device = getDeviceFromTunnelIp(tunnelIp);
        if (device == null) {
            LOG.trace("Could not find any device for elanInstanceName {} and tunnelIp {}", elanInstanceName, tunnelIp);
            handleUnableToDesignateDpn(tunnelIp, elanInstanceName);
            return designatedDpnId;
        }
        for (BigInteger dpn : candidateDpns) {
            String hwvtepNodeId = device.getHwvtepNodeId();
            if (!elanDpnAvailableFlag) {
                if (!isTunnelConfigured(dpn, hwvtepNodeId)) {
                    LOG.trace("Tunnel is not configured on dpn {} to TOR {}", dpn, hwvtepNodeId);
                    continue;
                }
            } else if (!isTunnelUp(hwvtepNodeId, dpn)) {
                LOG.trace("Tunnel is not up between dpn {} and TOR {}", dpn, hwvtepNodeId);
                continue;
            }
            Set<Pair<IpAddress, String>> tunnelIpElanNameSet = designatedDpnsToTunnelIpElanNameCache.get(dpn);
            if (tunnelIpElanNameSet == null) {
                designatedDpnId = dpn;
                break;
            }
            if (size == 0 || tunnelIpElanNameSet.size() < size) {
                size = tunnelIpElanNameSet.size();
                designatedDpnId = dpn;
            }
        }
        writeDesignatedSwitchForExternalTunnel(designatedDpnId, tunnelIp, elanInstanceName);
        return designatedDpnId;
    }
    handleUnableToDesignateDpn(tunnelIp, elanInstanceName);
    return designatedDpnId;
}

Example 18 with L2GatewayDevice

use of org.opendaylight.netvirt.neutronvpn.api.l2gw.L2GatewayDevice in project netvirt by opendaylight.

the class DhcpExternalTunnelManager method installRemoteMcastMac.

public void installRemoteMcastMac(final BigInteger designatedDpnId, final IpAddress tunnelIp, final String elanInstanceName) {
    if (designatedDpnId.equals(DhcpMConstants.INVALID_DPID)) {
        return;
    }
    jobCoordinator.enqueueJob(getJobKey(elanInstanceName), () -> {
        if (!entityOwnershipUtils.isEntityOwner(HwvtepSouthboundConstants.ELAN_ENTITY_TYPE, HwvtepSouthboundConstants.ELAN_ENTITY_NAME)) {
            LOG.info("Installing remote McastMac is not executed for this node.");
            return Collections.emptyList();
        }
        LOG.info("Installing remote McastMac");
        L2GatewayDevice device = getDeviceFromTunnelIp(tunnelIp);
        if (device == null) {
            LOG.error("Unable to get L2Device for tunnelIp {} and elanInstanceName {}", tunnelIp, elanInstanceName);
            return Collections.emptyList();
        }
        String tunnelInterfaceName = getExternalTunnelInterfaceName(String.valueOf(designatedDpnId), device.getHwvtepNodeId());
        if (tunnelInterfaceName != null) {
            Interface tunnelInterface = interfaceManager.getInterfaceInfoFromConfigDataStore(tunnelInterfaceName);
            if (tunnelInterface == null) {
                LOG.trace("Tunnel Interface is not present {}", tunnelInterfaceName);
                return Collections.emptyList();
            }
            return Collections.singletonList(txRunner.callWithNewReadWriteTransactionAndSubmit(tx -> putRemoteMcastMac(tx, elanInstanceName, device, tunnelInterface.getAugmentation(IfTunnel.class).getTunnelSource())));
        }
        return Collections.emptyList();
    });
}

Example 19 with L2GatewayDevice

use of org.opendaylight.netvirt.neutronvpn.api.l2gw.L2GatewayDevice in project netvirt by opendaylight.

the class DhcpExternalTunnelManager method getDeviceFromTunnelIp.

private L2GatewayDevice getDeviceFromTunnelIp(IpAddress tunnelIp) {
    Collection<L2GatewayDevice> devices = l2GatewayCache.getAll();
    LOG.trace("In getDeviceFromTunnelIp devices {}", devices);
    for (L2GatewayDevice device : devices) {
        if (tunnelIp.equals(device.getTunnelIp())) {
            return device;
        }
    }
    return null;
}

Example 20 with L2GatewayDevice

use of org.opendaylight.netvirt.neutronvpn.api.l2gw.L2GatewayDevice in project netvirt by opendaylight.

the class DhcpUCastMacListener method remove.

@Override
protected void remove(InstanceIdentifier<LocalUcastMacs> identifier, LocalUcastMacs del) {
    // Flow removal for table 18 is handled in Neutron Port delete.
    // remove the new CR-DHCP
    NodeId torNodeId = identifier.firstKeyOf(Node.class).getNodeId();
    LogicalSwitches logicalSwitch = getLogicalSwitches(del);
    if (null == logicalSwitch) {
        LOG.error("DhcpUCastMacListener remove :Logical Switch ref doesn't have data");
        return;
    }
    String elanInstanceName = logicalSwitch.getHwvtepNodeName().getValue();
    L2GatewayDevice device = ElanL2GwCacheUtils.getL2GatewayDeviceFromCache(elanInstanceName, torNodeId.getValue());
    if (device == null) {
        LOG.error("Logical Switch Device with name {} is not present in L2GWCONN cache", elanInstanceName);
        return;
    }
    IpAddress tunnelIp = device.getTunnelIp();
    Pair<IpAddress, String> tunnelIpElanName = new ImmutablePair<>(tunnelIp, elanInstanceName);
    dhcpExternalTunnelManager.removeFromAvailableCache(tunnelIpElanName);
}