interfacemgr/interfacemgr-impl/src/main/java/org/opendaylight/vpnservice/interfacemgr/listeners/InterfaceConfigListener.java

   1 /*
   2  * Copyright (c) 2015 Ericsson India Global Services Pvt Ltd. 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.vpnservice.interfacemgr.listeners;
  10
  11 import com.google.common.util.concurrent.ListenableFuture;
  12 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  13 import org.opendaylight.idmanager.IdManager;
  14 import org.opendaylight.vpnservice.datastoreutils.AsyncDataTreeChangeListenerBase;
  15 import org.opendaylight.vpnservice.datastoreutils.DataStoreJobCoordinator;
  16 import org.opendaylight.vpnservice.interfacemgr.renderer.ovs.confighelpers.OvsInterfaceConfigAddHelper;
  17 import org.opendaylight.vpnservice.interfacemgr.renderer.ovs.confighelpers.OvsInterfaceConfigRemoveHelper;
  18 import org.opendaylight.vpnservice.interfacemgr.renderer.ovs.confighelpers.OvsInterfaceConfigUpdateHelper;
  19 import org.opendaylight.vpnservice.mdsalutil.interfaces.IMdsalApiManager;
  20 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.Interfaces;
  21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.alivenessmonitor.rev150629.AlivenessMonitorService;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.IdManagerService;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.ParentRefs;
  25 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  26 import org.slf4j.Logger;
  27 import org.slf4j.LoggerFactory;
  28
  29 import java.util.List;
  30 import java.util.concurrent.Callable;
  31
  32 /**
  33  * This class listens for interface creation/removal/update in Configuration DS.
  34  * This is used to handle interfaces for base of-ports.
  35  */
  36 public class InterfaceConfigListener extends AsyncDataTreeChangeListenerBase<Interface, InterfaceConfigListener> {
  37     private static final Logger LOG = LoggerFactory.getLogger(InterfaceConfigListener.class);
  38     private DataBroker dataBroker;
  39     private IdManagerService idManager;
  40     private AlivenessMonitorService alivenessMonitorService;
  41     private IMdsalApiManager mdsalApiManager;
  42
  43     public InterfaceConfigListener(final DataBroker dataBroker, final IdManagerService idManager,
  44                                    final AlivenessMonitorService alivenessMonitorService,
  45                                    final IMdsalApiManager mdsalApiManager) {
  46         super(Interface.class, InterfaceConfigListener.class);
  47         this.dataBroker = dataBroker;
  48         this.idManager = idManager;
  49         this.alivenessMonitorService = alivenessMonitorService;
  50         this.mdsalApiManager = mdsalApiManager;
  51     }
  52
  53     @Override
  54     protected InstanceIdentifier<Interface> getWildCardPath() {
  55         return InstanceIdentifier.create(Interfaces.class).child(Interface.class);
  56     }
  57
  58     @Override
  59     protected InterfaceConfigListener getDataTreeChangeListener() {
  60         return InterfaceConfigListener.this;
  61     }
  62
  63     @Override
  64     protected void remove(InstanceIdentifier<Interface> key, Interface interfaceOld) {
  65         LOG.debug("Received Interface Remove Event: {}, {}", key, interfaceOld);
  66         String ifName = interfaceOld.getName();
  67         String parentInterface = null;
  68
  69         ParentRefs parentRefs = interfaceOld.getAugmentation(ParentRefs.class);
  70         if (parentRefs != null) {
  71             parentInterface = parentRefs.getParentInterface();
  72             if (parentInterface != null && !parentInterface.equals(ifName)) {
  73                 return;
  74             }
  75             if (parentRefs.getDatapathNodeIdentifier() == null) {
  76                 return;
  77             }
  78         }
  79
  80         DataStoreJobCoordinator coordinator = DataStoreJobCoordinator.getInstance();
  81         RendererConfigRemoveWorker configWorker = new RendererConfigRemoveWorker(key, interfaceOld, ifName, parentRefs);
  82         coordinator.enqueueJob(ifName, configWorker);
  83     }
  84
  85     @Override
  86     protected void update(InstanceIdentifier<Interface> key, Interface interfaceOld, Interface interfaceNew) {
  87         LOG.debug("Received Interface Update Event: {}, {}, {}", key, interfaceOld, interfaceNew);
  88         String ifNameNew = interfaceNew.getName();
  89         String parentInterface = null;
  90
  91         ParentRefs parentRefs = interfaceNew.getAugmentation(ParentRefs.class);
  92         if (parentRefs != null) {
  93             parentInterface = parentRefs.getParentInterface();
  94         }
  95
  96         if (parentInterface != null && !parentInterface.equals(ifNameNew)) {
  97             return;
  98         }
  99
 100         DataStoreJobCoordinator coordinator = DataStoreJobCoordinator.getInstance();
 101         RendererConfigUpdateWorker worker = new RendererConfigUpdateWorker(key, interfaceOld, interfaceNew, ifNameNew);
 102         coordinator.enqueueJob(ifNameNew, worker);
 103     }
 104
 105     @Override
 106     protected void add(InstanceIdentifier<Interface> key, Interface interfaceNew) {
 107         LOG.debug("Received Interface Add Event: {}, {}", key, interfaceNew);
 108         String ifName = interfaceNew.getName();
 109         String parentInterface = null;
 110
 111         ParentRefs parentRefs = interfaceNew.getAugmentation(ParentRefs.class);
 112         if (parentRefs != null) {
 113             parentInterface = parentRefs.getParentInterface();
 114         }
 115
 116         if (parentInterface != null && !parentInterface.equals(ifName)) {
 117             return;
 118         }
 119
 120         DataStoreJobCoordinator coordinator = DataStoreJobCoordinator.getInstance();
 121         RendererConfigAddWorker configWorker = new RendererConfigAddWorker(key, interfaceNew, parentRefs, ifName);
 122         coordinator.enqueueJob(ifName, configWorker);
 123     }
 124
 125     private class RendererConfigAddWorker implements Callable<List<ListenableFuture<Void>>> {
 126         InstanceIdentifier<Interface> key;
 127         Interface interfaceNew;
 128         String portName;
 129         ParentRefs parentRefs;
 130
 131         public RendererConfigAddWorker(InstanceIdentifier<Interface> key, Interface interfaceNew,
 132                                        ParentRefs parentRefs, String portName) {
 133             this.key = key;
 134             this.interfaceNew = interfaceNew;
 135             this.portName = portName;
 136             this.parentRefs = parentRefs;
 137         }
 138
 139         @Override
 140         public List<ListenableFuture<Void>> call() throws Exception {
 141             // If another renderer(for eg : CSS) needs to be supported, check can be performed here
 142             // to call the respective helpers.
 143             return OvsInterfaceConfigAddHelper.addConfiguration(dataBroker, parentRefs, interfaceNew,
 144                     idManager);
 145         }
 146
 147         @Override
 148         public String toString() {
 149             return "RendererConfigAddWorker{" +
 150                     "key=" + key +
 151                     ", interfaceNew=" + interfaceNew +
 152                     ", portName='" + portName + '\'' +
 153                     '}';
 154         }
 155     }
 156
 157     /**
 158      *
 159      */
 160     private class RendererConfigUpdateWorker implements Callable {
 161         InstanceIdentifier<Interface> key;
 162         Interface interfaceOld;
 163         Interface interfaceNew;
 164         String portNameNew;
 165
 166         public RendererConfigUpdateWorker(InstanceIdentifier<Interface> key, Interface interfaceOld,
 167                                           Interface interfaceNew, String portNameNew) {
 168             this.key = key;
 169             this.interfaceOld = interfaceOld;
 170             this.interfaceNew = interfaceNew;
 171             this.portNameNew = portNameNew;
 172         }
 173
 174         @Override
 175         public List<ListenableFuture<Void>> call() throws Exception {
 176             // If another renderer(for eg : CSS) needs to be supported, check can be performed here
 177             // to call the respective helpers.
 178             return OvsInterfaceConfigUpdateHelper.updateConfiguration(dataBroker, alivenessMonitorService, idManager,
 179                     mdsalApiManager, interfaceNew, interfaceOld);
 180         }
 181
 182         @Override
 183         public String toString() {
 184             return "RendererConfigUpdateWorker{" +
 185                     "key=" + key +
 186                     ", interfaceOld=" + interfaceOld +
 187                     ", interfaceNew=" + interfaceNew +
 188                     ", portNameNew='" + portNameNew + '\'' +
 189                     '}';
 190         }
 191     }
 192
 193     /**
 194      *
 195      */
 196     private class RendererConfigRemoveWorker implements Callable {
 197         InstanceIdentifier<Interface> key;
 198         Interface interfaceOld;
 199         String portName;
 200         ParentRefs parentRefs;
 201
 202         public RendererConfigRemoveWorker(InstanceIdentifier<Interface> key, Interface interfaceOld, String portName,
 203                                           ParentRefs parentRefs) {
 204             this.key = key;
 205             this.interfaceOld = interfaceOld;
 206             this.portName = portName;
 207             this.parentRefs = parentRefs;
 208         }
 209
 210         @Override
 211         public List<ListenableFuture<Void>> call() throws Exception {
 212             // If another renderer(for eg : CSS) needs to be supported, check can be performed here
 213             // to call the respective helpers.
 214             return OvsInterfaceConfigRemoveHelper.removeConfiguration(dataBroker, alivenessMonitorService,
 215                     interfaceOld, idManager, mdsalApiManager, parentRefs);
 216         }
 217
 218         @Override
 219         public String toString() {
 220             return "RendererConfigRemoveWorker{" +
 221                     "key=" + key +
 222                     ", interfaceOld=" + interfaceOld +
 223                     ", portName='" + portName + '\'' +
 224                     '}';
 225         }
 226     }
 227 }