Examples with IpVersionChoice org.opendaylight.netvirt.neutronvpn.api.enums.IpVersionChoice used on opensource projects

Example 6 with IpVersionChoice

use of org.opendaylight.netvirt.neutronvpn.api.enums.IpVersionChoice in project netvirt by opendaylight.

the class NeutronvpnManager method createL3InternalVpn.

public void createL3InternalVpn(Uuid vpn, String name, Uuid tenant, List<String> rd, List<String> irt, List<String> ert, Uuid router, List<Uuid> networks) {
    IpVersionChoice ipVersChoices = neutronvpnUtils.getIpVersionChoicesFromRouterUuid(router);
    // Update VPN Instance node
    updateVpnInstanceNode(vpn, rd, irt, ert, VpnInstance.Type.L3, 0, /*l3vni*/
    ipVersChoices);
    // Update local vpn-subnet DS
    updateVpnMaps(vpn, name, router, tenant, networks);
    if (router != null) {
        Uuid existingVpn = neutronvpnUtils.getVpnForRouter(router, true);
        if (existingVpn != null) {
            // use case when a cluster is rebooted and router add DCN is received, triggering #createL3InternalVpn
            // if before reboot, router was already associated to VPN, should not proceed associating router to
            // internal VPN. Adding to RouterInterfacesMap is also not needed since it's a config DS and will be
            // preserved upon reboot.
            // For a non-reboot case #associateRouterToInternalVPN already takes care of adding to
            // RouterInterfacesMap via #createVPNInterface call.
            LOG.info("Associating router to Internal VPN skipped for VPN {} due to router {} already associated " + "to external VPN {}", vpn.getValue(), router.getValue(), existingVpn.getValue());
            return;
        }
        associateRouterToInternalVpn(vpn, router);
    }
}

Example 7 with IpVersionChoice

use of org.opendaylight.netvirt.neutronvpn.api.enums.IpVersionChoice in project netvirt by opendaylight.

the class NeutronPortChangeListener method handleRouterInterfaceRemoved.

private void handleRouterInterfaceRemoved(Port routerPort) {
    if (routerPort.getDeviceId() != null) {
        Uuid routerId = new Uuid(routerPort.getDeviceId());
        Uuid infNetworkId = routerPort.getNetworkId();
        elanService.removeKnownL3DmacAddress(routerPort.getMacAddress().getValue(), infNetworkId.getValue());
        Uuid vpnId = neutronvpnUtils.getVpnForRouter(routerId, true);
        if (vpnId == null) {
            vpnId = routerId;
        }
        List<FixedIps> portIps = routerPort.getFixedIps();
        boolean vpnInstanceInternetIpVersionRemoved = false;
        Uuid vpnInstanceInternetUuid = null;
        for (FixedIps portIP : portIps) {
            // Internet VPN : flush InternetVPN first
            Uuid subnetId = portIP.getSubnetId();
            Subnetmap sn = neutronvpnUtils.getSubnetmap(subnetId);
            if (sn != null && sn.getInternetVpnId() != null) {
                if (neutronvpnUtils.shouldVpnHandleIpVersionChangeToRemove(sn, sn.getInternetVpnId())) {
                    vpnInstanceInternetIpVersionRemoved = true;
                    vpnInstanceInternetUuid = sn.getInternetVpnId();
                }
                nvpnManager.updateVpnInternetForSubnet(sn, sn.getInternetVpnId(), false);
            }
        }
        /* Remove ping responder for router interfaces
             *  A router interface reference in a VPN will have to be removed before the host interface references
             * for that subnet in the VPN are removed. This is to ensure that the FIB Entry of the router interface
             *  is not the last entry to be removed for that subnet in the VPN.
             *  If router interface FIB entry is the last to be removed for a subnet in a VPN , then all the host
             *  interface references in the vpn will already have been cleared, which will cause failures in
             *  cleanup of router interface flows*/
        nvpnManager.deleteVpnInterface(routerPort.getUuid().getValue(), null, /* vpn-id */
        null);
        // update RouterInterfaces map
        WriteTransaction wrtConfigTxn = dataBroker.newWriteOnlyTransaction();
        boolean vpnInstanceIpVersionRemoved = false;
        IpVersionChoice vpnInstanceIpVersionToRemove = IpVersionChoice.UNDEFINED;
        for (FixedIps portIP : portIps) {
            Subnetmap sn = neutronvpnUtils.getSubnetmap(portIP.getSubnetId());
            // router Port have either IPv4 or IPv6, never both
            if (neutronvpnUtils.shouldVpnHandleIpVersionChangeToRemove(sn, vpnId)) {
                vpnInstanceIpVersionRemoved = true;
                vpnInstanceIpVersionToRemove = neutronvpnUtils.getIpVersionFromString(sn.getSubnetIp());
            }
            String ipValue = String.valueOf(portIP.getIpAddress().getValue());
            neutronvpnUtils.removeVpnPortFixedIpToPort(vpnId.getValue(), ipValue, wrtConfigTxn);
            // NOTE:  Please donot change the order of calls to removeSubnetFromVpn and
            // and updateSubnetNodeWithFixedIP
            nvpnManager.removeSubnetFromVpn(vpnId, portIP.getSubnetId(), sn != null ? sn.getInternetVpnId() : null);
            nvpnManager.updateSubnetNodeWithFixedIp(portIP.getSubnetId(), null, null, null, null, null);
        }
        nvpnManager.removeFromNeutronRouterInterfacesMap(routerId, routerPort.getUuid().getValue());
        deleteElanInterface(routerPort.getUuid().getValue(), wrtConfigTxn);
        deleteOfPortInterface(routerPort, wrtConfigTxn);
        wrtConfigTxn.submit();
        nvpnNatManager.handleSubnetsForExternalRouter(routerId);
        if (vpnInstanceIpVersionRemoved) {
            neutronvpnUtils.updateVpnInstanceWithIpFamily(vpnId.getValue(), vpnInstanceIpVersionToRemove, false);
        }
        if (vpnInstanceInternetIpVersionRemoved) {
            neutronvpnUtils.updateVpnInstanceWithIpFamily(vpnInstanceInternetUuid.getValue(), IpVersionChoice.IPV6, false);
            neutronvpnUtils.updateVpnInstanceWithFallback(vpnInstanceInternetUuid.getValue(), false);
        }
    }
}

Example 8 with IpVersionChoice

use of org.opendaylight.netvirt.neutronvpn.api.enums.IpVersionChoice in project netvirt by opendaylight.

the class NeutronPortChangeListener method handleRouterInterfaceAdded.

private void handleRouterInterfaceAdded(Port routerPort) {
    if (routerPort.getDeviceId() != null) {
        Uuid routerId = new Uuid(routerPort.getDeviceId());
        Uuid infNetworkId = routerPort.getNetworkId();
        Uuid existingVpnId = neutronvpnUtils.getVpnForNetwork(infNetworkId);
        elanService.addKnownL3DmacAddress(routerPort.getMacAddress().getValue(), infNetworkId.getValue());
        if (existingVpnId == null) {
            Set<Uuid> listVpnIds = new HashSet<>();
            Uuid vpnId = neutronvpnUtils.getVpnForRouter(routerId, true);
            if (vpnId == null) {
                vpnId = routerId;
            }
            listVpnIds.add(vpnId);
            Uuid internetVpnId = neutronvpnUtils.getInternetvpnUuidBoundToRouterId(routerId);
            List<Subnetmap> subnetMapList = new ArrayList<>();
            List<FixedIps> portIps = routerPort.getFixedIps();
            boolean portIsIpv6 = false;
            for (FixedIps portIP : portIps) {
                // and addSubnetToVpn here
                if (internetVpnId != null && portIP.getIpAddress().getIpv6Address() != null) {
                    portIsIpv6 = true;
                }
                String ipValue = String.valueOf(portIP.getIpAddress().getValue());
                Uuid subnetId = portIP.getSubnetId();
                nvpnManager.updateSubnetNodeWithFixedIp(subnetId, routerId, routerPort.getUuid(), ipValue, routerPort.getMacAddress().getValue(), vpnId);
                Subnetmap sn = neutronvpnUtils.getSubnetmap(subnetId);
                subnetMapList.add(sn);
            }
            if (portIsIpv6) {
                listVpnIds.add(internetVpnId);
                if (neutronvpnUtils.shouldVpnHandleIpVersionChoiceChangeToAdd(IpVersionChoice.IPV6, internetVpnId)) {
                    neutronvpnUtils.updateVpnInstanceWithIpFamily(internetVpnId.getValue(), IpVersionChoice.IPV6, true);
                    neutronvpnUtils.updateVpnInstanceWithFallback(internetVpnId.getValue(), true);
                }
            }
            if (!subnetMapList.isEmpty()) {
                nvpnManager.createVpnInterface(listVpnIds, routerPort, null);
            }
            for (FixedIps portIP : routerPort.getFixedIps()) {
                String ipValue = String.valueOf(portIP.getIpAddress().getValue());
                IpVersionChoice version = neutronvpnUtils.getIpVersionFromString(ipValue);
                if (neutronvpnUtils.shouldVpnHandleIpVersionChoiceChangeToAdd(version, vpnId)) {
                    neutronvpnUtils.updateVpnInstanceWithIpFamily(vpnId.getValue(), version, true);
                }
                if (version.isIpVersionChosen(IpVersionChoice.IPV4)) {
                    nvpnManager.addSubnetToVpn(vpnId, portIP.getSubnetId(), null);
                } else {
                    nvpnManager.addSubnetToVpn(vpnId, portIP.getSubnetId(), internetVpnId);
                }
                LOG.trace("NeutronPortChangeListener Add Subnet Gateway IP {} MAC {} Interface {} VPN {}", ipValue, routerPort.getMacAddress(), routerPort.getUuid().getValue(), vpnId.getValue());
            }
            nvpnManager.addToNeutronRouterInterfacesMap(routerId, routerPort.getUuid().getValue());
            nvpnNatManager.handleSubnetsForExternalRouter(routerId);
            WriteTransaction wrtConfigTxn = dataBroker.newWriteOnlyTransaction();
            String portInterfaceName = createOfPortInterface(routerPort, wrtConfigTxn);
            createElanInterface(routerPort, portInterfaceName, wrtConfigTxn);
            wrtConfigTxn.submit();
        } else {
            LOG.error("Neutron network {} corresponding to router interface port {} for neutron router {}" + " already associated to VPN {}", infNetworkId.getValue(), routerPort.getUuid().getValue(), routerId.getValue(), existingVpnId.getValue());
        }
    }
}

Example 9 with IpVersionChoice

use of org.opendaylight.netvirt.neutronvpn.api.enums.IpVersionChoice in project netvirt by opendaylight.

the class NeutronvpnManager method dissociateRouterFromVpn.

// TODO Clean up the exception handling
@SuppressWarnings("checkstyle:IllegalCatch")
protected void dissociateRouterFromVpn(Uuid vpnId, Uuid routerId) {
    List<Uuid> routerSubnets = neutronvpnUtils.getNeutronRouterSubnetIds(routerId);
    boolean vpnInstanceIpVersionsRemoved = false;
    IpVersionChoice vpnInstanceIpVersionsToRemove = IpVersionChoice.UNDEFINED;
    for (Uuid subnetId : routerSubnets) {
        Subnetmap sn = neutronvpnUtils.getSubnetmap(subnetId);
        if (neutronvpnUtils.shouldVpnHandleIpVersionChangeToRemove(sn, vpnId)) {
            vpnInstanceIpVersionsToRemove = vpnInstanceIpVersionsToRemove.addVersion(NeutronvpnUtils.getIpVersionFromString(sn.getSubnetIp()));
            vpnInstanceIpVersionsRemoved = true;
        }
        LOG.debug("Updating association of subnets to internal vpn {}", routerId.getValue());
        updateVpnForSubnet(vpnId, routerId, subnetId, false);
    }
    if (vpnInstanceIpVersionsRemoved) {
        neutronvpnUtils.updateVpnInstanceWithIpFamily(vpnId.getValue(), vpnInstanceIpVersionsToRemove, false);
    }
    clearFromVpnMaps(vpnId, routerId, null);
    try {
        checkAndPublishRouterDisassociatedFromVpnNotification(routerId, vpnId);
        LOG.debug("notification upon disassociation of router {} from VPN {} published", routerId.getValue(), vpnId.getValue());
    } catch (Exception e) {
        LOG.error("publishing of notification upon disassociation of router {} from VPN {} failed : ", routerId.getValue(), vpnId.getValue(), e);
    }
}

Example 10 with IpVersionChoice

use of org.opendaylight.netvirt.neutronvpn.api.enums.IpVersionChoice in project netvirt by opendaylight.

the class NeutronvpnManager method associateRouterToInternalVpn.

protected void associateRouterToInternalVpn(Uuid vpnId, Uuid routerId) {
    List<Uuid> routerSubnets = neutronvpnUtils.getNeutronRouterSubnetIds(routerId);
    Uuid internetVpnId = neutronvpnUtils.getInternetvpnUuidBoundToRouterId(routerId);
    LOG.debug("Adding subnets to internal vpn {}", vpnId.getValue());
    for (Uuid subnet : routerSubnets) {
        IpVersionChoice version = NeutronvpnUtils.getIpVersionFromSubnet(neutronvpnUtils.getSubnetmap(subnet));
        if (version.isIpVersionChosen(IpVersionChoice.IPV4)) {
            addSubnetToVpn(vpnId, subnet, null);
        } else {
            addSubnetToVpn(vpnId, subnet, internetVpnId);
        }
    }
}