interfacemanager/interfacemanager-impl/src/test/java/org/opendaylight/genius/interfacemanager/test/OvsdbSouthboundTestUtil.java

   1 /*
   2  * Copyright (c) 2015, 2017 Red Hat, 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.genius.interfacemanager.test;
  10
  11 import static org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType.OPERATIONAL;
  12
  13 import com.google.common.collect.ImmutableBiMap;
  14 import java.net.Inet4Address;
  15 import java.net.Inet6Address;
  16 import java.net.InetAddress;
  17 import java.net.UnknownHostException;
  18 import java.util.ArrayList;
  19 import java.util.Arrays;
  20 import java.util.List;
  21 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  22 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  23 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  24 import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
  25 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IetfInetUtil;
  26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
  27 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6Address;
  28 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.PortNumber;
  29 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Uri;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.DatapathId;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.InterfaceTypeBase;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.InterfaceTypeDpdk;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.InterfaceTypeDpdkr;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.InterfaceTypeDpdkvhost;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.InterfaceTypeDpdkvhostuser;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.InterfaceTypeGeneve;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.InterfaceTypeGre;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.InterfaceTypeGre64;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.InterfaceTypeInternal;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.InterfaceTypeIpsecGre;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.InterfaceTypeIpsecGre64;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.InterfaceTypeLisp;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.InterfaceTypePatch;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.InterfaceTypeSystem;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.InterfaceTypeTap;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.InterfaceTypeVxlan;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.InterfaceTypeVxlanGpe;
  48 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbBridgeAugmentation;
  49 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbBridgeAugmentationBuilder;
  50 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbBridgeName;
  51 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbNodeAugmentation;
  52 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbTerminationPointAugmentation;
  53 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbTerminationPointAugmentationBuilder;
  54 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.bridge.attributes.ControllerEntry;
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.bridge.attributes.ControllerEntryBuilder;
  56 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.node.attributes.ConnectionInfo;
  57 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.node.attributes.ConnectionInfoBuilder;
  58 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.port._interface.attributes.InterfaceBfdStatus;
  59 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.port._interface.attributes.InterfaceBfdStatusBuilder;
  60 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
  61 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
  62 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TopologyId;
  63 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TpId;
  64 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
  65 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey;
  66 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  67 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeBuilder;
  68 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeKey;
  69 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPoint;
  70 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPointBuilder;
  71 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPointKey;
  72 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  73 import org.slf4j.Logger;
  74 import org.slf4j.LoggerFactory;
  75
  76 public class OvsdbSouthboundTestUtil {
  77     private static final Logger LOG = LoggerFactory.getLogger(OvsdbSouthboundTestUtil.class);
  78     private static final int OVSDB_UPDATE_TIMEOUT = 1000;
  79     public static final TopologyId OVSDB_TOPOLOGY_ID = new TopologyId(new Uri("ovsdb:1"));
  80     public static final String OVSDB_URI_PREFIX = "ovsdb";
  81     public static final String BRIDGE_URI_PREFIX = "bridge";
  82
  83     public static final ImmutableBiMap<String, Class<? extends InterfaceTypeBase>>
  84         OVSDB_INTERFACE_TYPE_MAP = new ImmutableBiMap.Builder<String, Class<? extends InterfaceTypeBase>>()
  85             .put("internal", InterfaceTypeInternal.class).put("vxlan", InterfaceTypeVxlan.class)
  86             .put("vxlan-gpe", InterfaceTypeVxlanGpe.class).put("patch", InterfaceTypePatch.class)
  87             .put("system", InterfaceTypeSystem.class).put("tap", InterfaceTypeTap.class)
  88             .put("geneve", InterfaceTypeGeneve.class).put("gre", InterfaceTypeGre.class)
  89             .put("ipsec_gre", InterfaceTypeIpsecGre.class).put("gre64", InterfaceTypeGre64.class)
  90             .put("ipsec_gre64", InterfaceTypeIpsecGre64.class).put("lisp", InterfaceTypeLisp.class)
  91             .put("dpdk", InterfaceTypeDpdk.class).put("dpdkr", InterfaceTypeDpdkr.class)
  92             .put("dpdkvhost", InterfaceTypeDpdkvhost.class).put("dpdkvhostuser", InterfaceTypeDpdkvhostuser.class)
  93             .build();
  94
  95     public static NodeId createNodeId(String ip, Integer port) {
  96         String uriString = OVSDB_URI_PREFIX + "://" + ip + ":" + port;
  97         Uri uri = new Uri(uriString);
  98         return new NodeId(uri);
  99     }
 100
 101     public static void createBridge(DataBroker dataBroker) throws TransactionCommitFailedException {
 102         final OvsdbBridgeName ovsdbBridgeName = new OvsdbBridgeName("s2");
 103         final InstanceIdentifier<Node> bridgeIid = createInstanceIdentifier("192.168.56.101", 6640, ovsdbBridgeName);
 104         final InstanceIdentifier<OvsdbBridgeAugmentation> ovsdbBridgeIid = bridgeIid.builder()
 105                 .augmentation(OvsdbBridgeAugmentation.class).build();
 106         final NodeId bridgeNodeId = createManagedNodeId(bridgeIid);
 107         final NodeBuilder bridgeCreateNodeBuilder = new NodeBuilder();
 108         bridgeCreateNodeBuilder.setNodeId(bridgeNodeId);
 109         OvsdbBridgeAugmentationBuilder bridgeCreateAugmentationBuilder = new OvsdbBridgeAugmentationBuilder();
 110         bridgeCreateAugmentationBuilder.setBridgeName(ovsdbBridgeName)
 111                 .setDatapathId(new DatapathId("00:00:00:00:00:00:00:01"));
 112         bridgeCreateNodeBuilder.addAugmentation(OvsdbBridgeAugmentation.class, bridgeCreateAugmentationBuilder.build());
 113         LOG.debug("Built with the intent to store bridge data {}", bridgeCreateAugmentationBuilder.toString());
 114         WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
 115         tx.put(LogicalDatastoreType.OPERATIONAL, ovsdbBridgeIid, bridgeCreateAugmentationBuilder.build(), true);
 116         tx.submit().checkedGet();
 117     }
 118
 119     public static void updateBridge(DataBroker dataBroker, String datapathId) throws TransactionCommitFailedException {
 120         final OvsdbBridgeName ovsdbBridgeName = new OvsdbBridgeName("s2");
 121         final InstanceIdentifier<Node> bridgeIid = createInstanceIdentifier("192.168.56.101", 6640, ovsdbBridgeName);
 122         final InstanceIdentifier<OvsdbBridgeAugmentation> ovsdbBridgeIid = bridgeIid.builder()
 123             .augmentation(OvsdbBridgeAugmentation.class).build();
 124         final NodeId bridgeNodeId = createManagedNodeId(bridgeIid);
 125         final NodeBuilder bridgeCreateNodeBuilder = new NodeBuilder();
 126         bridgeCreateNodeBuilder.setNodeId(bridgeNodeId);
 127         OvsdbBridgeAugmentationBuilder bridgeCreateAugmentationBuilder = new OvsdbBridgeAugmentationBuilder();
 128         bridgeCreateAugmentationBuilder.setBridgeName(ovsdbBridgeName)
 129             .setDatapathId(new DatapathId(datapathId));
 130         bridgeCreateNodeBuilder.addAugmentation(OvsdbBridgeAugmentation.class, bridgeCreateAugmentationBuilder.build());
 131         LOG.debug("Built with the intent to store bridge data {}", bridgeCreateAugmentationBuilder.toString());
 132         WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
 133         tx.merge(LogicalDatastoreType.OPERATIONAL, ovsdbBridgeIid, bridgeCreateAugmentationBuilder.build(), true);
 134         tx.submit().checkedGet();
 135     }
 136
 137     public boolean deleteBridge(final ConnectionInfo connectionInfo, final String bridgeName) {
 138         return deleteBridge(connectionInfo, bridgeName, OVSDB_UPDATE_TIMEOUT);
 139     }
 140
 141     public boolean deleteBridge(final ConnectionInfo connectionInfo, final String bridgeName, long timeout) {
 142         boolean result = true;
 143         // mdsalUtils.delete(LogicalDatastoreType.CONFIGURATION,
 144         // createInstanceIdentifier(connectionInfo, new
 145         // OvsdbBridgeName(bridgeName)));
 146         if (timeout != 0) {
 147             try {
 148                 Thread.sleep(timeout);
 149             } catch (InterruptedException e) {
 150                 LOG.warn("Interrupted while waiting after deleting bridge {}", bridgeName, e);
 151             }
 152         }
 153         return result;
 154     }
 155
 156     public static void deleteBridge(DataBroker dataBroker) {
 157         final OvsdbBridgeName ovsdbBridgeName = new OvsdbBridgeName("s2");
 158         final InstanceIdentifier<Node> bridgeIid = createInstanceIdentifier("192.168.56.101", 6640, ovsdbBridgeName);
 159         final InstanceIdentifier<OvsdbBridgeAugmentation> ovsdbBridgeIid = bridgeIid.builder()
 160                 .augmentation(OvsdbBridgeAugmentation.class).build();
 161         LOG.debug("Built with the intent to delete bridge data {}", bridgeIid.toString());
 162         WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
 163         tx.delete(LogicalDatastoreType.OPERATIONAL, ovsdbBridgeIid);
 164         tx.submit();
 165
 166     }
 167
 168     public static InstanceIdentifier<Node> createInstanceIdentifier(NodeId nodeId) {
 169         return InstanceIdentifier.create(NetworkTopology.class)
 170                 .child(Topology.class, new TopologyKey(OVSDB_TOPOLOGY_ID)).child(Node.class, new NodeKey(nodeId));
 171     }
 172
 173     public static InstanceIdentifier<Node> createInstanceIdentifier(String ip, Integer port) {
 174         InstanceIdentifier<Node> path = InstanceIdentifier.create(NetworkTopology.class)
 175                 .child(Topology.class, new TopologyKey(OVSDB_TOPOLOGY_ID)).child(Node.class, createNodeKey(ip, port));
 176         LOG.debug("Created ovsdb path: {}", path);
 177         return path;
 178     }
 179
 180     public static InstanceIdentifier<Node> createInstanceIdentifier(String remoteIp, Integer remotePort,
 181             OvsdbBridgeName bridgeName) {
 182         return createInstanceIdentifier(createManagedNodeId(remoteIp, remotePort, bridgeName));
 183     }
 184
 185     public static InstanceIdentifier<Node> createInstanceIdentifier(NodeKey ovsdbNodeKey, String bridgeName) {
 186         return createInstanceIdentifier(createManagedNodeId(ovsdbNodeKey.getNodeId(), bridgeName));
 187     }
 188
 189     public static InstanceIdentifier<Node> createInstanceIdentifier(String ip, Integer port, String bridgeName) {
 190         return createInstanceIdentifier(ip, port, new OvsdbBridgeName(bridgeName));
 191     }
 192
 193     public static NodeId createManagedNodeId(String ip, Integer port, OvsdbBridgeName bridgeName) {
 194         return new NodeId(createNodeId(ip, port).getValue() + "/" + BRIDGE_URI_PREFIX + "/" + bridgeName.getValue());
 195     }
 196
 197     public static NodeId createManagedNodeId(InstanceIdentifier<Node> iid) {
 198         NodeKey nodeKey = iid.firstKeyOf(Node.class);
 199         return nodeKey.getNodeId();
 200     }
 201
 202     public static NodeId createManagedNodeId(NodeId ovsdbNodeId, String bridgeName) {
 203         return new NodeId(ovsdbNodeId.getValue() + "/" + BRIDGE_URI_PREFIX + "/" + bridgeName);
 204     }
 205
 206     public static InstanceIdentifier<TerminationPoint> createTerminationPointInstanceIdentifier(NodeKey nodeKey, String
 207         portName) {
 208         InstanceIdentifier<TerminationPoint> terminationPointPath = InstanceIdentifier
 209                 .create(NetworkTopology.class)
 210                 .child(Topology.class, new TopologyKey(OVSDB_TOPOLOGY_ID))
 211                 .child(Node.class,nodeKey)
 212                 .child(TerminationPoint.class, new TerminationPointKey(new TpId(portName)));
 213
 214         LOG.debug("Termination point InstanceIdentifier generated : {}", terminationPointPath);
 215         return terminationPointPath;
 216     }
 217
 218     public static void createTerminationPoint(DataBroker dataBroker, String interfaceName,
 219                                               Class<? extends InterfaceTypeBase> type) throws
 220         TransactionCommitFailedException {
 221         final OvsdbBridgeName ovsdbBridgeName = new OvsdbBridgeName("s2");
 222         final InstanceIdentifier<Node> bridgeIid =
 223             createInstanceIdentifier("192.168.56.101", 6640,  ovsdbBridgeName);
 224         InstanceIdentifier<TerminationPoint> tpId = createTerminationPointInstanceIdentifier(
 225                 InstanceIdentifier.keyOf(bridgeIid.firstIdentifierOf(Node.class)), interfaceName);
 226         TerminationPointBuilder tpBuilder = new TerminationPointBuilder();
 227         tpBuilder.setKey(InstanceIdentifier.keyOf(tpId));
 228         OvsdbTerminationPointAugmentationBuilder tpAugmentationBuilder = new OvsdbTerminationPointAugmentationBuilder();
 229
 230         tpAugmentationBuilder.setName(interfaceName);
 231         if (type != null) {
 232             tpAugmentationBuilder.setInterfaceType(type);
 233         }
 234         tpBuilder.addAugmentation(OvsdbTerminationPointAugmentation.class, tpAugmentationBuilder.build());
 235         WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
 236         tx.put(OPERATIONAL, tpId, tpBuilder.build(), true);
 237         tx.submit().checkedGet();
 238     }
 239
 240     public static void updateTerminationPoint(DataBroker dataBroker, String interfaceName,
 241                                               Class<? extends InterfaceTypeBase> type) throws
 242         TransactionCommitFailedException {
 243         final OvsdbBridgeName ovsdbBridgeName = new OvsdbBridgeName("s2");
 244         final InstanceIdentifier<Node> bridgeIid =
 245             createInstanceIdentifier("192.168.56.101", 6640,  ovsdbBridgeName);
 246         InstanceIdentifier<TerminationPoint> tpId = createTerminationPointInstanceIdentifier(
 247             InstanceIdentifier.keyOf(bridgeIid.firstIdentifierOf(Node.class)), interfaceName);
 248         TerminationPointBuilder tpBuilder = new TerminationPointBuilder();
 249         tpBuilder.setKey(InstanceIdentifier.keyOf(tpId));
 250         OvsdbTerminationPointAugmentationBuilder tpAugmentationBuilder = new OvsdbTerminationPointAugmentationBuilder();
 251
 252         tpAugmentationBuilder.setName(interfaceName);
 253         if (type != null) {
 254             tpAugmentationBuilder.setInterfaceType(type);
 255         }
 256         List<InterfaceBfdStatus> interfaceBfdStatuses = Arrays.asList(new InterfaceBfdStatusBuilder()
 257             .setBfdStatusKey("state").setBfdStatusValue("down").build());
 258
 259         tpAugmentationBuilder.setInterfaceBfdStatus(interfaceBfdStatuses);
 260         tpBuilder.addAugmentation(OvsdbTerminationPointAugmentation.class, tpAugmentationBuilder.build());
 261         WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
 262         tx.merge(OPERATIONAL, tpId, tpBuilder.build(), true);
 263         tx.submit().checkedGet();
 264     }
 265
 266     public static NodeKey createNodeKey(String ip, Integer port) {
 267         return new NodeKey(createNodeId(ip, port));
 268     }
 269
 270     public static ConnectionInfo getConnectionInfo(final String addressStr, final String portStr) {
 271         InetAddress inetAddress = null;
 272         try {
 273             inetAddress = InetAddress.getByName(addressStr);
 274         } catch (UnknownHostException e) {
 275             LOG.warn("Could not allocate InetAddress", e);
 276         }
 277
 278         IpAddress address = createIpAddress(inetAddress);
 279         PortNumber port = new PortNumber(Integer.parseInt(portStr));
 280
 281         LOG.info("connectionInfo: {}", new ConnectionInfoBuilder().setRemoteIp(address).setRemotePort(port).build());
 282         return new ConnectionInfoBuilder().setRemoteIp(address).setRemotePort(port).build();
 283     }
 284
 285     public ConnectionInfo getConnectionInfo(Node ovsdbNode) {
 286         ConnectionInfo connectionInfo = null;
 287         OvsdbNodeAugmentation ovsdbNodeAugmentation = extractOvsdbNode(ovsdbNode);
 288         if (ovsdbNodeAugmentation != null) {
 289             connectionInfo = ovsdbNodeAugmentation.getConnectionInfo();
 290         }
 291         return connectionInfo;
 292     }
 293
 294     public OvsdbNodeAugmentation extractOvsdbNode(Node node) {
 295         return node.getAugmentation(OvsdbNodeAugmentation.class);
 296     }
 297
 298     public static IpAddress createIpAddress(InetAddress address) {
 299         IpAddress ip = null;
 300         if (address instanceof Inet4Address) {
 301             ip = createIpAddress((Inet4Address) address);
 302         } else if (address instanceof Inet6Address) {
 303             ip = createIpAddress((Inet6Address) address);
 304         }
 305         return ip;
 306     }
 307
 308     public static IpAddress createIpAddress(Inet4Address address) {
 309         return IetfInetUtil.INSTANCE.ipAddressFor(address);
 310     }
 311
 312     public static IpAddress createIpAddress(Inet6Address address) {
 313         Ipv6Address ipv6 = new Ipv6Address(address.getHostAddress());
 314         return new IpAddress(ipv6);
 315     }
 316
 317     public static String connectionInfoToString(final ConnectionInfo connectionInfo) {
 318         return String.valueOf(connectionInfo.getRemoteIp().getValue()) + ":"
 319                 + connectionInfo.getRemotePort().getValue();
 320     }
 321
 322     public boolean addOvsdbNode(final ConnectionInfo connectionInfo) {
 323         return addOvsdbNode(connectionInfo, OVSDB_UPDATE_TIMEOUT);
 324     }
 325
 326     public boolean addOvsdbNode(final ConnectionInfo connectionInfo, long timeout) {
 327         boolean result = true;
 328         // mdsalUtils.put(LogicalDatastoreType.CONFIGURATION,
 329         // createInstanceIdentifier(connectionInfo),
 330         // createNode(connectionInfo));
 331         if (timeout != 0) {
 332             try {
 333                 Thread.sleep(timeout);
 334             } catch (InterruptedException e) {
 335                 LOG.warn("Interrupted while waiting after adding OVSDB node {}", connectionInfoToString(connectionInfo),
 336                         e);
 337             }
 338         }
 339         return result;
 340     }
 341
 342     public Node getOvsdbNode(final ConnectionInfo connectionInfo) {
 343         // return mdsalUtils.read(LogicalDatastoreType.OPERATIONAL,
 344         // createInstanceIdentifier(connectionInfo));
 345         return null;
 346     }
 347
 348     public boolean deleteOvsdbNode(final ConnectionInfo connectionInfo) {
 349         return deleteOvsdbNode(connectionInfo, OVSDB_UPDATE_TIMEOUT);
 350     }
 351
 352     public boolean deleteOvsdbNode(final ConnectionInfo connectionInfo, long timeout) {
 353         boolean result = true;
 354         // mdsalUtils.delete(LogicalDatastoreType.CONFIGURATION,
 355         // createInstanceIdentifier(connectionInfo));
 356         if (timeout != 0) {
 357             try {
 358                 Thread.sleep(timeout);
 359             } catch (InterruptedException e) {
 360                 LOG.warn("Interrupted while waiting after deleting OVSDB node {}",
 361                         connectionInfoToString(connectionInfo), e);
 362             }
 363         }
 364         return result;
 365     }
 366
 367     public Node connectOvsdbNode(final ConnectionInfo connectionInfo) {
 368         return connectOvsdbNode(connectionInfo, OVSDB_UPDATE_TIMEOUT);
 369     }
 370
 371     public Node connectOvsdbNode(final ConnectionInfo connectionInfo, long timeout) {
 372         addOvsdbNode(connectionInfo, timeout);
 373         Node node = getOvsdbNode(connectionInfo);
 374         LOG.info("Connected to {}", connectionInfoToString(connectionInfo));
 375         return node;
 376     }
 377
 378     public boolean disconnectOvsdbNode(final ConnectionInfo connectionInfo) {
 379         return disconnectOvsdbNode(connectionInfo, OVSDB_UPDATE_TIMEOUT);
 380     }
 381
 382     public boolean disconnectOvsdbNode(final ConnectionInfo connectionInfo, long timeout) {
 383         deleteOvsdbNode(connectionInfo, timeout);
 384         LOG.info("Disconnected from {}", connectionInfoToString(connectionInfo));
 385         return true;
 386     }
 387
 388     public List<ControllerEntry> createControllerEntry(String controllerTarget) {
 389         List<ControllerEntry> controllerEntriesList = new ArrayList<>();
 390         controllerEntriesList.add(new ControllerEntryBuilder().setTarget(new Uri(controllerTarget)).build());
 391         return controllerEntriesList;
 392     }
 393
 394     public OvsdbNodeAugmentation extractNodeAugmentation(Node node) {
 395         return node.getAugmentation(OvsdbNodeAugmentation.class);
 396     }
 397
 398     public OvsdbBridgeAugmentation extractBridgeAugmentation(Node node) {
 399         if (node == null) {
 400             return null;
 401         }
 402         return node.getAugmentation(OvsdbBridgeAugmentation.class);
 403     }
 404 }