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.yang.gen.v1.urn.opendaylight.neutron.networks.rev150712.networks.attributes.Networks;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.networks.rev150712.networks.attributes.networks.Network;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.qos.ext.rev160613.QosNetworkExtension;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.rev150712.Neutron;
  20 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  21 import org.slf4j.Logger;
  22 import org.slf4j.LoggerFactory;
  23
  24 @Singleton
  25 public class QosNeutronNetworkChangeListener extends AsyncClusteredDataTreeChangeListenerBase<Network,
  26         QosNeutronNetworkChangeListener> {
  27     private static final Logger LOG = LoggerFactory.getLogger(QosNeutronNetworkChangeListener.class);
  28     private final DataBroker dataBroker;
  29     private final QosAlertManager qosAlertManager;
  30     private final QosNeutronUtils qosNeutronUtils;
  31
  32     @Inject
  33     public QosNeutronNetworkChangeListener(final DataBroker dataBroker, final QosAlertManager qosAlertManager,
  34             final QosNeutronUtils qosNeutronUtils) {
  35         super(Network.class, QosNeutronNetworkChangeListener.class);
  36         this.dataBroker = dataBroker;
  37         this.qosAlertManager = qosAlertManager;
  38         this.qosNeutronUtils = qosNeutronUtils;
  39         LOG.debug("{} created",  getClass().getSimpleName());
  40     }
  41
  42     @PostConstruct
  43     public void init() {
  44         registerListener(LogicalDatastoreType.CONFIGURATION, dataBroker);
  45         LOG.debug("{} init and registerListener done", getClass().getSimpleName());
  46     }
  47
  48     @Override
  49     protected InstanceIdentifier<Network> getWildCardPath() {
  50         return InstanceIdentifier.create(Neutron.class).child(Networks.class).child(Network.class);
  51     }
  52
  53     @Override
  54     protected QosNeutronNetworkChangeListener getDataTreeChangeListener() {
  55         return QosNeutronNetworkChangeListener.this;
  56     }
  57
  58     @Override
  59     protected void remove(InstanceIdentifier<Network> instanceIdentifier, Network network) {
  60         if (qosNeutronUtils.hasBandwidthLimitRule(network)) {
  61             qosAlertManager.removeFromQosAlertCache(network);
  62         }
  63     }
  64
  65     @Override
  66     protected void update(InstanceIdentifier<Network> instanceIdentifier, Network original, Network update) {
  67         QosNetworkExtension updateQos = update.getAugmentation(QosNetworkExtension.class);
  68         QosNetworkExtension originalQos = original.getAugmentation(QosNetworkExtension.class);
  69         if (originalQos == null && updateQos != null) {
  70             // qosservice policy add
  71             qosNeutronUtils.addToQosNetworksCache(updateQos.getQosPolicyId(), update);
  72             qosNeutronUtils.handleNeutronNetworkQosUpdate(update, updateQos.getQosPolicyId());
  73             if (qosNeutronUtils.hasBandwidthLimitRule(update)) {
  74                 qosAlertManager.addToQosAlertCache(update);
  75             }
  76         } else if (originalQos != null && updateQos != null
  77                 && !originalQos.getQosPolicyId().equals(updateQos.getQosPolicyId())) {
  78
  79             // qosservice policy update
  80
  81             qosNeutronUtils.removeFromQosNetworksCache(originalQos.getQosPolicyId(), original);
  82             qosNeutronUtils.addToQosNetworksCache(updateQos.getQosPolicyId(), update);
  83             qosNeutronUtils.handleNeutronNetworkQosUpdate(update, updateQos.getQosPolicyId());
  84
  85             if (qosNeutronUtils.hasBandwidthLimitRule(original)
  86                                              && !qosNeutronUtils.hasBandwidthLimitRule(update)) {
  87                 qosAlertManager.removeFromQosAlertCache(original);
  88             } else if (!qosNeutronUtils.hasBandwidthLimitRule(original)
  89                                               && qosNeutronUtils.hasBandwidthLimitRule(update)) {
  90                 qosAlertManager.addToQosAlertCache(update);
  91             }
  92
  93         } else if (originalQos != null && updateQos == null) {
  94             // qosservice policy delete
  95             if (qosNeutronUtils.hasBandwidthLimitRule(original)) {
  96                 qosAlertManager.removeFromQosAlertCache(original);
  97             }
  98             qosNeutronUtils.handleNeutronNetworkQosRemove(original, originalQos.getQosPolicyId());
  99             qosNeutronUtils.removeFromQosNetworksCache(originalQos.getQosPolicyId(), original);
 100         }
 101     }
 102
 103     @Override
 104     protected void add(InstanceIdentifier<Network> instanceIdentifier, Network network) {
 105         QosNetworkExtension networkQos = network.getAugmentation(QosNetworkExtension.class);
 106         if (networkQos != null) {
 107             qosNeutronUtils.addToQosNetworksCache(networkQos.getQosPolicyId(), network);
 108             qosNeutronUtils.handleNeutronNetworkQosUpdate(network, networkQos.getQosPolicyId());
 109             if (qosNeutronUtils.hasBandwidthLimitRule(network)) {
 110                 qosAlertManager.addToQosAlertCache(network);
 111             }
 112
 113         }
 114     }
 115 }
 116