neutronvpn/impl/src/main/java/org/opendaylight/netvirt/neutronvpn/NeutronExternalSubnetHandler.java

   1 /*
   2  * Copyright (c) 2017 HPE, Inc. and others. All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.netvirt.neutronvpn;
   9
  10 import java.util.List;
  11
  12 import javax.annotation.Nullable;
  13 import javax.annotation.PreDestroy;
  14 import javax.inject.Inject;
  15 import javax.inject.Singleton;
  16
  17 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Uuid;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.networks.rev150712.networks.attributes.networks.Network;
  19 import org.slf4j.Logger;
  20 import org.slf4j.LoggerFactory;
  21
  22 @Singleton
  23 public class NeutronExternalSubnetHandler implements AutoCloseable {
  24     private static final Logger LOG = LoggerFactory.getLogger(NeutronExternalSubnetHandler.class);
  25     private final NeutronvpnManager nvpnManager;
  26     private final NeutronvpnNatManager nvpnNatManager;
  27
  28     @Inject
  29     public NeutronExternalSubnetHandler(final NeutronvpnManager neutronvpnManager,
  30             final NeutronvpnNatManager neutronvpnNatMgr) {
  31         this.nvpnManager = neutronvpnManager;
  32         this.nvpnNatManager = neutronvpnNatMgr;
  33     }
  34
  35     @Override
  36     @PreDestroy
  37     public void close() {
  38         LOG.info("{} close", getClass().getSimpleName());
  39     }
  40
  41     public void handleExternalSubnetAdded(Network network, Uuid subnetId, @Nullable List<Uuid> routerIds) {
  42         Uuid networkId = network.getUuid();
  43         if (NeutronvpnUtils.getIsExternal(network) && NeutronvpnUtils.isFlatOrVlanNetwork(network)) {
  44             LOG.info("Added external subnet {} part of external network {} will create NAT external subnet",
  45                     subnetId.getValue(), networkId.getValue());
  46             nvpnNatManager.updateOrAddExternalSubnet(networkId, subnetId, routerIds);
  47             nvpnManager.updateSubnetNode(subnetId, null/* routerId */, subnetId, null /* internet-vpn-id */);
  48             nvpnManager.createVpnInstanceForSubnet(subnetId);
  49         }
  50     }
  51
  52     public void handleExternalSubnetRemoved(Network network, Uuid subnetId) {
  53         Uuid networkId = network.getUuid();
  54         if (NeutronvpnUtils.getIsExternal(network) && NeutronvpnUtils.isFlatOrVlanNetwork(network)) {
  55             LOG.info("Removed subnet {} part of external network {} will remove NAT external subnet",
  56                     subnetId.getValue(), networkId.getValue());
  57             nvpnManager.removeVpnInstanceForSubnet(subnetId);
  58             nvpnNatManager.removeExternalSubnet(networkId, subnetId);
  59         }
  60     }
  61 }