Examples with Subnet org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.subnets.rev150712.subnets.attributes.subnets.Subnet used on opensource projects

Example 66 with Subnet

use of org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.subnets.rev150712.subnets.attributes.subnets.Subnet in project netvirt by opendaylight.

the class NeutronvpnManager method dissociateNetworksFromVpn.

/**
 * Parses and disassociates networks list from given VPN.
 *
 * @param vpnId Uuid of given VPN.
 * @param networks List list of network Ids (Uuid), which will be disassociated.
 * @return list of formatted strings with detailed error messages.
 */
@Nonnull
protected List<String> dissociateNetworksFromVpn(@Nonnull Uuid vpnId, @Nonnull List<Uuid> networks) {
    List<String> failedNwList = new ArrayList<>();
    HashSet<Uuid> passedNwList = new HashSet<>();
    if (networks.isEmpty()) {
        LOG.error("dissociateNetworksFromVpn: Failed as networks list is empty");
        failedNwList.add(String.format("Failed to disassociate networks from VPN %s as networks list is empty", vpnId.getValue()));
        return failedNwList;
    }
    for (Uuid nw : networks) {
        Network network = neutronvpnUtils.getNeutronNetwork(nw);
        if (network == null) {
            LOG.error("dissociateNetworksFromVpn: Network {} not found in ConfigDS");
            failedNwList.add(String.format("Failed to disassociate network %s as is not found in ConfigDS", nw.getValue()));
            continue;
        }
        Uuid networkVpnId = neutronvpnUtils.getVpnForNetwork(nw);
        if (networkVpnId == null) {
            LOG.error("dissociateNetworksFromVpn: Network {} is not associated to any VPN", nw.getValue());
            failedNwList.add(String.format("Failed to disassociate network %s as is not associated to any VPN", nw.getValue()));
            continue;
        }
        if (!vpnId.equals(networkVpnId)) {
            LOG.error("dissociateNetworksFromVpn: Network {} is associated to another VPN {} instead of given {}", nw.getValue(), networkVpnId.getValue(), vpnId.getValue());
            failedNwList.add(String.format("Failed to disassociate network %s as it is associated to another " + "vpn %s instead of given %s", nw.getValue(), networkVpnId.getValue(), vpnId.getValue()));
            continue;
        }
        if (neutronvpnUtils.getIsExternal(network)) {
            if (disassociateExtNetworkFromVpn(vpnId, network)) {
                passedNwList.add(nw);
                continue;
            } else {
                LOG.error("dissociateNetworksFromVpn: Failed to withdraw Provider Network {} from VPN {}", nw.getValue(), vpnId.getValue());
                failedNwList.add(String.format("Failed to withdraw Provider Network %s from VPN %s", nw.getValue(), vpnId.getValue()));
                continue;
            }
        }
        List<Uuid> networkSubnets = neutronvpnUtils.getSubnetIdsFromNetworkId(nw);
        if (networkSubnets == null) {
            passedNwList.add(nw);
            continue;
        }
        for (Uuid subnet : networkSubnets) {
            Subnetmap sm = neutronvpnUtils.getSubnetmap(subnet);
            if (neutronvpnUtils.shouldVpnHandleIpVersionChangeToRemove(sm, vpnId)) {
                IpVersionChoice ipVersionsToRemove = IpVersionChoice.UNDEFINED;
                IpVersionChoice ipVersion = neutronvpnUtils.getIpVersionFromString(sm.getSubnetIp());
                neutronvpnUtils.updateVpnInstanceWithIpFamily(vpnId.getValue(), ipVersionsToRemove.addVersion(ipVersion), false);
            }
            LOG.debug("dissociateNetworksFromVpn: Withdraw subnet {} from VPN {}", subnet.getValue(), vpnId.getValue());
            removeSubnetFromVpn(vpnId, subnet, null);
            passedNwList.add(nw);
        }
    }
    LOG.info("dissociateNetworksFromVpn: Withdraw networks list {} from VPN {}", networks.toString(), vpnId.getValue());
    clearFromVpnMaps(vpnId, null, new ArrayList<Uuid>(passedNwList));
    return failedNwList;
}

Example 67 with Subnet

use of org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.subnets.rev150712.subnets.attributes.subnets.Subnet 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 68 with Subnet

use of org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.subnets.rev150712.subnets.attributes.subnets.Subnet in project netvirt by opendaylight.

the class NeutronExternalSubnetHandler method handleExternalSubnetRemoved.

public void handleExternalSubnetRemoved(Network network, Uuid subnetId) {
    Uuid networkId = network.getUuid();
    if (NeutronvpnUtils.getIsExternal(network) && NeutronvpnUtils.isFlatOrVlanNetwork(network)) {
        LOG.info("Removed subnet {} part of external network {} will remove NAT external subnet", subnetId.getValue(), networkId.getValue());
        nvpnManager.removeVpnInstanceForSubnet(subnetId);
        nvpnNatManager.removeExternalSubnet(subnetId);
    }
}

Example 69 with Subnet

use of org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.subnets.rev150712.subnets.attributes.subnets.Subnet in project netvirt by opendaylight.

the class NeutronExternalSubnetHandler method handleExternalSubnetAdded.

public void handleExternalSubnetAdded(Network network, Uuid subnetId, List<Uuid> routerIds) {
    Uuid networkId = network.getUuid();
    if (NeutronvpnUtils.getIsExternal(network) && NeutronvpnUtils.isFlatOrVlanNetwork(network)) {
        LOG.info("Added external subnet {} part of external network {} will create NAT external subnet", subnetId.getValue(), networkId.getValue());
        nvpnNatManager.updateOrAddExternalSubnet(networkId, subnetId, routerIds);
        nvpnManager.updateSubnetNode(subnetId, null, /* routerId */
        subnetId, null);
        nvpnManager.createVpnInstanceForSubnet(subnetId);
    }
}

Example 70 with Subnet

use of org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.subnets.rev150712.subnets.attributes.subnets.Subnet 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);
        }
    }
}