neutron-mapper/src/main/java/org/opendaylight/groupbasedpolicy/neutron/mapper/mapping/NeutronFloatingIpAware.java

   1 /*
   2  * Copyright (c) 2015 Intel, Cisco Systems, 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
   9 package org.opendaylight.groupbasedpolicy.neutron.mapper.mapping;
  10
  11 import static com.google.common.base.Preconditions.checkNotNull;
  12
  13 import com.google.common.base.Objects;
  14
  15 import java.util.concurrent.ExecutionException;
  16
  17 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  18 import org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction;
  19 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  20 import org.opendaylight.groupbasedpolicy.neutron.mapper.util.Utils;
  21 import org.opendaylight.groupbasedpolicy.util.DataStoreHelper;
  22 import org.opendaylight.groupbasedpolicy.util.IidFactory;
  23 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.L3ContextId;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.l3endpoint.rev151217.NatAddress;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.l3endpoint.rev151217.NatAddressBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.l3.rev150712.floatingips.attributes.Floatingips;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.l3.rev150712.floatingips.attributes.floatingips.Floatingip;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.l3.rev150712.floatingips.attributes.floatingips.FloatingipBuilder;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.rev150712.Neutron;
  31 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  32 import org.slf4j.Logger;
  33 import org.slf4j.LoggerFactory;
  34
  35 public class NeutronFloatingIpAware implements NeutronAware<Floatingip> {
  36
  37     private static final Logger LOG = LoggerFactory.getLogger(NeutronFloatingIpAware.class);
  38     public static final InstanceIdentifier<Floatingip> FLOATING_IP_WILDCARD_IID =
  39             InstanceIdentifier.builder(Neutron.class).child(Floatingips.class).child(Floatingip.class).build();
  40     private final DataBroker dataProvider;
  41
  42     public NeutronFloatingIpAware(DataBroker dataProvider) {
  43         this.dataProvider = checkNotNull(dataProvider);
  44     }
  45
  46     @Override
  47     public void onCreated(Floatingip floatingIP, Neutron neutron) {
  48         LOG.trace("created floatingIp - {}", floatingIP);
  49         // TODO implement onCreate properly and replace tmp workaround
  50         if (floatingIP.getFixedIpAddress() != null && floatingIP.getPortId() != null
  51                 && floatingIP.getRouterId() != null) {
  52             Floatingip unassociatedFloatingIp =
  53                     new FloatingipBuilder(floatingIP).setFixedIpAddress(null).setPortId(null).setRouterId(null).build();
  54             onUpdated(unassociatedFloatingIp, floatingIP, neutron, neutron);
  55         }
  56     }
  57
  58     @Override
  59     public void onUpdated(Floatingip oldFloatingIp, Floatingip newFloatingIp, Neutron oldNeutron, Neutron newNeutron) {
  60         LOG.trace("updated floatingIP - OLD: {}\nNEW: {}", oldFloatingIp, newFloatingIp);
  61         IpAddress oldEpIp = oldFloatingIp.getFixedIpAddress();
  62         IpAddress newEpIp = newFloatingIp.getFixedIpAddress();
  63         if (Objects.equal(oldEpIp, newEpIp)) {
  64             // floating IP was not moved from one port to the other
  65             return;
  66         }
  67         ReadWriteTransaction rwTx = dataProvider.newReadWriteTransaction();
  68         Utils.syncNat(rwTx, oldFloatingIp, newFloatingIp);
  69         syncNatForEndpoint(rwTx, oldFloatingIp, newFloatingIp);
  70         boolean isSubmitToDsSuccessful = DataStoreHelper.submitToDs(rwTx);
  71         if (!isSubmitToDsSuccessful) {
  72             LOG.warn("Nat address {} was not added to endpoint {}", newFloatingIp.getFloatingIpAddress(), newEpIp);
  73         }
  74     }
  75
  76     @Deprecated
  77     private void syncNatForEndpoint(ReadWriteTransaction rwTx, Floatingip oldFloatingIp, Floatingip newFloatingIp) {
  78         IpAddress oldEpIp = oldFloatingIp.getFixedIpAddress();
  79         IpAddress newEpIp = newFloatingIp.getFixedIpAddress();
  80         IpAddress epNatIp = newFloatingIp.getFloatingIpAddress();
  81         if (oldEpIp != null && oldFloatingIp.getRouterId() != null) {
  82             L3ContextId routerL3ContextId = new L3ContextId(oldFloatingIp.getRouterId().getValue());
  83             DataStoreHelper.removeIfExists(LogicalDatastoreType.OPERATIONAL,
  84                     IidFactory.l3EndpointIid(routerL3ContextId, oldEpIp).augmentation(NatAddress.class), rwTx);
  85         }
  86         if (epNatIp != null && newEpIp != null && newFloatingIp.getRouterId() != null) {
  87             L3ContextId routerL3ContextId = new L3ContextId(newFloatingIp.getRouterId().getValue());
  88             NatAddress nat = new NatAddressBuilder().setNatAddress(epNatIp).build();
  89             LOG.info("Adding NAT augmentation {} for endpoint (deperecated model) {}", epNatIp, newEpIp.getValue());
  90             rwTx.put(LogicalDatastoreType.OPERATIONAL,
  91                     IidFactory.l3EndpointIid(routerL3ContextId, newEpIp).augmentation(NatAddress.class), nat, true);
  92         }
  93     }
  94
  95     @Override
  96     public void onDeleted(Floatingip floatingIP, Neutron oldNeutron, Neutron newNeutron) {
  97         LOG.trace("deleted floatingIP - {}", floatingIP);
  98         ReadWriteTransaction rwTx = dataProvider.newReadWriteTransaction();
  99         Utils.removeNat(rwTx, floatingIP);
 100         try {
 101             rwTx.submit().get();
 102         } catch (InterruptedException | ExecutionException e) {
 103             LOG.error("Failed to remove floating IP {}. {}", floatingIP, e);
 104         }
 105     }
 106 }