qosservice/impl/src/main/java/org/opendaylight/netvirt/qosservice/QosNeutronNetworkChangeListener.java

   1 /*
   2  * Copyright (c) 2017 Intel Corporation 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.qosservice;
   9
  10 import javax.annotation.PostConstruct;
  11 import javax.inject.Inject;
  12 import javax.inject.Singleton;
  13 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  14 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  15 import org.opendaylight.genius.datastoreutils.AsyncClusteredDataTreeChangeListenerBase;
  16 import org.opendaylight.genius.srm.RecoverableListener;
  17 import org.opendaylight.genius.srm.ServiceRecoveryRegistry;
  18 import org.opendaylight.netvirt.qosservice.recovery.QosServiceRecoveryHandler;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.networks.rev150712.networks.attributes.Networks;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.networks.rev150712.networks.attributes.networks.Network;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.qos.ext.rev160613.QosNetworkExtension;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.rev150712.Neutron;
  23 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  24 import org.slf4j.Logger;
  25 import org.slf4j.LoggerFactory;
  26
  27 @Singleton
  28 public class QosNeutronNetworkChangeListener extends AsyncClusteredDataTreeChangeListenerBase<Network,
  29         QosNeutronNetworkChangeListener> implements RecoverableListener {
  30     private static final Logger LOG = LoggerFactory.getLogger(QosNeutronNetworkChangeListener.class);
  31     private final DataBroker dataBroker;
  32     private final QosNeutronUtils qosNeutronUtils;
  33
  34     @Inject
  35     public QosNeutronNetworkChangeListener(final DataBroker dataBroker,
  36                                            final QosNeutronUtils qosNeutronUtils,
  37                                            final ServiceRecoveryRegistry serviceRecoveryRegistry,
  38                                            final QosServiceRecoveryHandler qosServiceRecoveryHandler) {
  39         super(Network.class, QosNeutronNetworkChangeListener.class);
  40         this.dataBroker = dataBroker;
  41         this.qosNeutronUtils = qosNeutronUtils;
  42         serviceRecoveryRegistry.addRecoverableListener(qosServiceRecoveryHandler.buildServiceRegistryKey(),
  43                 this);
  44         LOG.debug("{} created",  getClass().getSimpleName());
  45     }
  46
  47     @PostConstruct
  48     public void init() {
  49         registerListener();
  50         LOG.debug("{} init and registerListener done", getClass().getSimpleName());
  51     }
  52
  53     @Override
  54     public void registerListener() {
  55         registerListener(LogicalDatastoreType.CONFIGURATION, dataBroker);
  56     }
  57
  58     @Override
  59     protected InstanceIdentifier<Network> getWildCardPath() {
  60         return InstanceIdentifier.create(Neutron.class).child(Networks.class).child(Network.class);
  61     }
  62
  63     @Override
  64     protected QosNeutronNetworkChangeListener getDataTreeChangeListener() {
  65         return QosNeutronNetworkChangeListener.this;
  66     }
  67
  68     @Override
  69     protected void remove(InstanceIdentifier<Network> instanceIdentifier, Network network) {
  70         qosNeutronUtils.removeFromNetworkCache(network);
  71     }
  72
  73     @Override
  74     protected void update(InstanceIdentifier<Network> instanceIdentifier, Network original, Network update) {
  75         qosNeutronUtils.addToNetworkCache(update);
  76
  77         QosNetworkExtension updateQos = update.augmentation(QosNetworkExtension.class);
  78         QosNetworkExtension originalQos = original.augmentation(QosNetworkExtension.class);
  79         if (originalQos == null && updateQos != null) {
  80             // qosservice policy add
  81             qosNeutronUtils.addToQosNetworksCache(updateQos.getQosPolicyId(), update);
  82             qosNeutronUtils.handleNeutronNetworkQosUpdate(update, updateQos.getQosPolicyId());
  83         } else if (originalQos != null && updateQos != null
  84                 && !originalQos.getQosPolicyId().equals(updateQos.getQosPolicyId())) {
  85             // qosservice policy update
  86             qosNeutronUtils.removeFromQosNetworksCache(originalQos.getQosPolicyId(), original);
  87             qosNeutronUtils.addToQosNetworksCache(updateQos.getQosPolicyId(), update);
  88             qosNeutronUtils.handleNeutronNetworkQosUpdate(update, updateQos.getQosPolicyId());
  89         } else if (originalQos != null && updateQos == null) {
  90             // qosservice policy delete
  91             qosNeutronUtils.handleNeutronNetworkQosRemove(original, originalQos.getQosPolicyId());
  92             qosNeutronUtils.removeFromQosNetworksCache(originalQos.getQosPolicyId(), original);
  93         }
  94     }
  95
  96     @Override
  97     protected void add(InstanceIdentifier<Network> instanceIdentifier, Network network) {
  98         qosNeutronUtils.addToNetworkCache(network);
  99
 100         QosNetworkExtension networkQos = network.augmentation(QosNetworkExtension.class);
 101         if (networkQos != null) {
 102             qosNeutronUtils.addToQosNetworksCache(networkQos.getQosPolicyId(), network);
 103             qosNeutronUtils.handleNeutronNetworkQosUpdate(network, networkQos.getQosPolicyId());
 104         }
 105     }
 106 }
 107