impl/src/main/java/org/opendaylight/unimgr/impl/UnimgrProvider.java

   1 /*
   2  * Copyright (c) 2016 CableLabs 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.unimgr.impl;
   9
  10 import java.util.List;
  11
  12 import org.mef.nrp.impl.ActivationDriverRepoService;
  13 import org.mef.nrp.impl.ActivationDriverRepoServiceImpl;
  14 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  15 import org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction;
  16 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  17 import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
  18 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.ProviderContext;
  19 import org.opendaylight.controller.sal.binding.api.BindingAwareProvider;
  20 import org.opendaylight.unimgr.api.IUnimgrConsoleProvider;
  21 import org.opendaylight.unimgr.utils.EvcUtils;
  22 import org.opendaylight.unimgr.utils.MdsalUtils;
  23 import org.opendaylight.unimgr.utils.OvsdbUtils;
  24 import org.opendaylight.unimgr.utils.UniUtils;
  25 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IpAddress;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbNodeRef;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.unimgr.rev151012.Evc;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.unimgr.rev151012.EvcAugmentation;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.unimgr.rev151012.UniAugmentation;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.unimgr.rev151012.evc.UniDest;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.unimgr.rev151012.evc.UniSource;
  32 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
  33 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopologyBuilder;
  34 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TopologyId;
  35 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
  36 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyBuilder;
  37 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey;
  38 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Link;
  39 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  40 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  41 import org.osgi.framework.BundleContext;
  42 import org.osgi.framework.FrameworkUtil;
  43 import org.osgi.framework.ServiceRegistration;
  44 import org.slf4j.Logger;
  45 import org.slf4j.LoggerFactory;
  46
  47 import com.google.common.base.Optional;
  48 import com.google.common.util.concurrent.CheckedFuture;
  49
  50 public class UnimgrProvider implements BindingAwareProvider, AutoCloseable, IUnimgrConsoleProvider {
  51
  52     private static final Logger LOG = LoggerFactory.getLogger(UnimgrProvider.class);
  53     private DataBroker dataBroker;
  54     private EvcDataTreeChangeListener evcListener;
  55     private OvsNodeDataTreeChangeListener ovsListener;
  56     private UniDataTreeChangeListener uniListener;
  57     private ServiceRegistration<IUnimgrConsoleProvider> unimgrConsoleRegistration;
  58     private FCRouteChangeListener fwConstructListener;
  59
  60     public UnimgrProvider() {
  61         LOG.info("Unimgr provider initialized");
  62     }
  63
  64     @Override
  65     public boolean addEvc(final EvcAugmentation evc) {
  66         // TODO Auto-generated method stub
  67         return false;
  68     }
  69
  70     @Override
  71     public boolean addUni(final UniAugmentation uniAug) {
  72         if ((uniAug == null) || (uniAug.getIpAddress() == null) || (uniAug.getMacAddress() == null)) {
  73             return false;
  74         }
  75         return UniUtils.createUniNode(dataBroker, uniAug);
  76     }
  77
  78     @Override
  79     public void close() throws Exception {
  80         LOG.info("UnimgrProvider Closed");
  81         unimgrConsoleRegistration.unregister();
  82         uniListener.close();
  83         evcListener.close();
  84         ovsListener.close();
  85         fwConstructListener.close();
  86     }
  87
  88     @Override
  89     public Evc getEvc(final String uuid) {
  90         // TODO Auto-generated method stub
  91         return null;
  92     }
  93
  94     @Override
  95     public UniAugmentation getUni(final IpAddress ipAddress) {
  96         return UniUtils.getUni(dataBroker, LogicalDatastoreType.OPERATIONAL, ipAddress);
  97     }
  98
  99     protected void initDatastore(final LogicalDatastoreType type,
 100                                  final TopologyId topoId) {
 101         final InstanceIdentifier<Topology> path = InstanceIdentifier
 102                                                 .create(NetworkTopology.class)
 103                                                 .child(Topology.class,
 104                                                         new TopologyKey(topoId));
 105         initializeTopology(type);
 106         final ReadWriteTransaction transaction = dataBroker.newReadWriteTransaction();
 107         final CheckedFuture<Optional<Topology>, ReadFailedException> unimgrTp = transaction.read(type,
 108                                                                                            path);
 109         try {
 110             if (!unimgrTp.get().isPresent()) {
 111                 final TopologyBuilder tpb = new TopologyBuilder();
 112                 tpb.setTopologyId(topoId);
 113                 transaction.put(type, path, tpb.build());
 114                 transaction.submit().get();
 115             } else {
 116                 transaction.cancel();
 117             }
 118         } catch (final Exception e) {
 119             LOG.error("Error initializing unimgr topology", e);
 120         }
 121     }
 122
 123     private void initializeTopology(final LogicalDatastoreType type) {
 124         final ReadWriteTransaction transaction = dataBroker.newReadWriteTransaction();
 125         final InstanceIdentifier<NetworkTopology> path = InstanceIdentifier.create(NetworkTopology.class);
 126         final CheckedFuture<Optional<NetworkTopology>, ReadFailedException> topology = transaction.read(type,path);
 127         try {
 128             if (!topology.get().isPresent()) {
 129                 final NetworkTopologyBuilder ntb = new NetworkTopologyBuilder();
 130                 transaction.put(type,path,ntb.build());
 131                 transaction.submit().get();
 132             } else {
 133                 transaction.cancel();
 134             }
 135         } catch (final Exception e) {
 136             LOG.error("Error initializing unimgr topology {}", e);
 137         }
 138     }
 139
 140     @Override
 141     public List<UniAugmentation> listUnis(final LogicalDatastoreType dataStoreType) {
 142         return UniUtils.getUnis(dataBroker, dataStoreType);
 143     }
 144
 145     @Override
 146     public void onSessionInitiated(final ProviderContext session) {
 147         LOG.info("UnimgrProvider Session Initiated");
 148
 149         // Retrieve the data broker to create transactions
 150         dataBroker = session.getSALService(DataBroker.class);
 151         // Register the unimgr OSGi CLI
 152         final BundleContext context = FrameworkUtil.getBundle(this.getClass()).getBundleContext();
 153         unimgrConsoleRegistration = context.registerService(IUnimgrConsoleProvider.class, this, null);
 154
 155         // Register the data trees change listener
 156         uniListener = new UniDataTreeChangeListener(dataBroker);
 157         evcListener = new EvcDataTreeChangeListener(dataBroker);
 158         ovsListener = new OvsNodeDataTreeChangeListener(dataBroker);
 159
 160         ActivationDriverRepoService activationDriverRepoService = new ActivationDriverRepoServiceImpl();
 161         context.registerService(ActivationDriverRepoService.class, activationDriverRepoService, null);
 162
 163         fwConstructListener = new FCRouteChangeListener(dataBroker);
 164         fwConstructListener.setActivationDriverRepoService(activationDriverRepoService);
 165
 166         // Initialize operational and default config data in MD-SAL data store
 167         initDatastore(LogicalDatastoreType.CONFIGURATION,
 168                 UnimgrConstants.UNI_TOPOLOGY_ID);
 169         initDatastore(LogicalDatastoreType.OPERATIONAL,
 170                 UnimgrConstants.UNI_TOPOLOGY_ID);
 171         initDatastore(LogicalDatastoreType.CONFIGURATION,
 172                 UnimgrConstants.EVC_TOPOLOGY_ID);
 173         initDatastore(LogicalDatastoreType.OPERATIONAL,
 174                 UnimgrConstants.EVC_TOPOLOGY_ID);
 175     }
 176
 177     @Override
 178     public boolean removeEvc(final String uuid) {
 179         // TODO Auto-generated method stub
 180         return false;
 181     }
 182
 183     @Override
 184     public boolean removeUni(final IpAddress ipAddress) {
 185         final InstanceIdentifier<Node> iidUni = UnimgrMapper.getUniIid(dataBroker, ipAddress, LogicalDatastoreType.CONFIGURATION);
 186         if (iidUni == null) {
 187             return false;
 188         }
 189         return MdsalUtils.deleteNode(dataBroker, iidUni, LogicalDatastoreType.CONFIGURATION);
 190     }
 191
 192     @Override
 193     public boolean updateEvc(final InstanceIdentifier<Link> evcKey, final EvcAugmentation evc, final UniSource uniSource,
 194                              final UniDest uniDest) {
 195         final InstanceIdentifier<?> sourceUniIid = uniSource.getUni();
 196         final InstanceIdentifier<?> destinationUniIid = uniDest.getUni();
 197         return EvcUtils.updateEvcNode(LogicalDatastoreType.CONFIGURATION, evcKey, evc, sourceUniIid,
 198                 destinationUniIid, dataBroker);
 199     }
 200
 201     @Override
 202     public boolean updateUni(final UniAugmentation uni) {
 203         // Remove the old UNI with IpAdress and create a new one with updated informations
 204         if (uni != null) {
 205             LOG.trace("UNI updated {}.", uni.getIpAddress().getIpv4Address());
 206             final InstanceIdentifier<?> uniIID = UnimgrMapper.getUniIid(dataBroker,
 207                     uni.getIpAddress(), LogicalDatastoreType.OPERATIONAL);
 208             Node ovsdbNode;
 209             if (uni.getOvsdbNodeRef() != null) {
 210                 final OvsdbNodeRef ovsdbNodeRef = uni.getOvsdbNodeRef();
 211                 ovsdbNode = MdsalUtils.readNode(dataBroker,
 212                         LogicalDatastoreType.OPERATIONAL, ovsdbNodeRef.getValue()).get();
 213
 214                 UniUtils.updateUniNode(LogicalDatastoreType.OPERATIONAL, uniIID, uni, ovsdbNode, dataBroker);
 215                 LOG.trace("UNI updated {}.", uni.getIpAddress().getIpv4Address());
 216             } else {
 217                 final Optional<Node> optionalOvsdbNode = OvsdbUtils.findOvsdbNode(dataBroker, uni);
 218                 ovsdbNode = optionalOvsdbNode.get();
 219             }
 220             MdsalUtils.deleteNode(dataBroker, uniIID, LogicalDatastoreType.OPERATIONAL);
 221             return (UniUtils.updateUniNode(LogicalDatastoreType.CONFIGURATION, uniIID,
 222                     uni, ovsdbNode, dataBroker) && UniUtils.updateUniNode(LogicalDatastoreType.OPERATIONAL, uniIID,
 223                     uni, ovsdbNode, dataBroker));
 224         }
 225         return false;
 226     }
 227 }