elanmanager/impl/src/main/java/org/opendaylight/netvirt/elan/cli/l2gw/L2GwValidateCli.java

   1 /*
   2  * Copyright (c) 2017 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.netvirt.elan.cli.l2gw;
  10
  11 import com.google.common.base.Function;
  12 import com.google.common.collect.Sets;
  13 import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
  14 import java.io.File;
  15 import java.io.FileOutputStream;
  16 import java.io.PrintWriter;
  17 import java.util.ArrayList;
  18 import java.util.Collections;
  19 import java.util.HashMap;
  20 import java.util.List;
  21 import java.util.Map;
  22 import java.util.Map.Entry;
  23 import java.util.Optional;
  24 import java.util.Set;
  25 import java.util.concurrent.ExecutionException;
  26 import java.util.stream.Collectors;
  27 import org.apache.karaf.shell.commands.Command;
  28 import org.apache.karaf.shell.console.OsgiCommandSupport;
  29 import org.eclipse.jdt.annotation.Nullable;
  30 import org.opendaylight.genius.utils.hwvtep.HwvtepNodeHACache;
  31 import org.opendaylight.genius.utils.hwvtep.HwvtepSouthboundUtils;
  32 import org.opendaylight.mdsal.binding.api.DataBroker;
  33 import org.opendaylight.mdsal.binding.api.ReadTransaction;
  34 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  35 import org.opendaylight.netvirt.elan.l2gw.ha.HwvtepHAUtil;
  36 import org.opendaylight.netvirt.elan.l2gw.ha.commands.LogicalSwitchesCmd;
  37 import org.opendaylight.netvirt.elan.l2gw.ha.commands.MergeCommand;
  38 import org.opendaylight.netvirt.elan.l2gw.ha.commands.RemoteMcastCmd;
  39 import org.opendaylight.netvirt.elan.l2gw.ha.commands.RemoteUcastCmd;
  40 import org.opendaylight.netvirt.elan.l2gw.ha.commands.TerminationPointCmd;
  41 import org.opendaylight.netvirt.elan.l2gw.utils.L2GatewayConnectionUtils;
  42 import org.opendaylight.netvirt.elan.utils.ElanConstants;
  43 import org.opendaylight.netvirt.elanmanager.utils.ElanL2GwCacheUtils;
  44 import org.opendaylight.netvirt.neutronvpn.api.l2gw.L2GatewayCache;
  45 import org.opendaylight.netvirt.neutronvpn.api.l2gw.L2GatewayDevice;
  46 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Uri;
  47 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.MacAddress;
  48 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Uuid;
  49 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.ElanInstances;
  50 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.instances.ElanInstance;
  51 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.l2gateways.rev150712.l2gateway.attributes.Devices;
  52 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.l2gateways.rev150712.l2gateway.connections.attributes.l2gatewayconnections.L2gatewayConnection;
  53 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.l2gateways.rev150712.l2gateways.attributes.l2gateways.L2gateway;
  54 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepGlobalAugmentation;
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepLogicalSwitchRef;
  56 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepNodeName;
  57 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepPhysicalPortAugmentation;
  58 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.PhysicalSwitchAugmentation;
  59 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LogicalSwitches;
  60 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.RemoteMcastMacs;
  61 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.RemoteMcastMacsBuilder;
  62 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.physical.port.attributes.VlanBindings;
  63 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
  64 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TpId;
  65 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
  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.NodeKey;
  68 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPoint;
  69 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPointKey;
  70 import org.opendaylight.yangtools.yang.binding.DataObject;
  71 import org.opendaylight.yangtools.yang.binding.Identifier;
  72 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  73 import org.slf4j.Logger;
  74 import org.slf4j.LoggerFactory;
  75
  76 @Command(scope = "l2gw", name = "validate", description = "Validates the hwvtep nodes data")
  77 public class L2GwValidateCli extends OsgiCommandSupport {
  78
  79     private static final Logger LOG = LoggerFactory.getLogger(L2GwValidateCli.class);
  80
  81     private final MergeCommand[] globalCommands = new MergeCommand[]{new LogicalSwitchesCmd(), new RemoteUcastCmd(),
  82         new RemoteMcastCmd()};
  83     private final MergeCommand[] physicalSwitchCommands = new MergeCommand[]{new TerminationPointCmd()};
  84
  85     private final Map<InstanceIdentifier<Node>, Node> operationalNodes = new HashMap<>();
  86     private final Map<InstanceIdentifier<Node>, Node> configNodes = new HashMap<>();
  87     private final Map<String, ElanInstance> elanInstanceMap = new HashMap<>();
  88     private final Map<Uuid, L2gateway> uuidToL2Gateway = new HashMap<>();
  89     private final InstanceIdentifier<Topology> topoIid = HwvtepSouthboundUtils.createHwvtepTopologyInstanceIdentifier();
  90     private final Map<InstanceIdentifier<Node>, Map<InstanceIdentifier, DataObject>> operationalNodesData =
  91             new HashMap<>();
  92     private final Map<InstanceIdentifier<Node>, Map<InstanceIdentifier, DataObject>> configNodesData =
  93             new HashMap<>();
  94
  95     private final DataBroker dataBroker;
  96     private final L2GatewayCache l2GatewayCache;
  97     private final HwvtepNodeHACache hwvtepNodeHACache;
  98
  99     private List<L2gateway> l2gateways;
 100     private List<L2gatewayConnection> l2gatewayConnections;
 101
 102     private PrintWriter pw;
 103
 104     public L2GwValidateCli(DataBroker dataBroker, L2GatewayCache l2GatewayCache,
 105             HwvtepNodeHACache hwvtepNodeHACache) {
 106         this.dataBroker = dataBroker;
 107         this.l2GatewayCache = l2GatewayCache;
 108         this.hwvtepNodeHACache = hwvtepNodeHACache;
 109     }
 110
 111     @Override
 112     @SuppressFBWarnings("DM_DEFAULT_ENCODING")
 113     @Nullable
 114     public Object doExecute() throws Exception {
 115         try {
 116             pw = new PrintWriter(new FileOutputStream(new File("l2gw.validation.txt")));
 117             readNodes();
 118             verifyHANodes();
 119             verifyConfigVsOperationalDiff();
 120             verifyL2GatewayConnections();
 121             pw.close();
 122         } catch (ExecutionException | InterruptedException e) {
 123             session.getConsole().println("Failed with error " + e.getMessage());
 124             LOG.error("Failed with error ", e);
 125         }
 126         return null;
 127     }
 128
 129     private void readNodes() throws ExecutionException, InterruptedException {
 130         try (ReadTransaction tx = dataBroker.newReadOnlyTransaction()) {
 131             InstanceIdentifier<Topology> topoId = HwvtepSouthboundUtils.createHwvtepTopologyInstanceIdentifier();
 132
 133             Optional<Topology> operationalTopoOptional = tx.read(LogicalDatastoreType.OPERATIONAL, topoId).get();
 134             Optional<Topology> configTopoOptional = tx.read(LogicalDatastoreType.CONFIGURATION, topoId).get();
 135
 136             if (operationalTopoOptional.isPresent()) {
 137                 for (Node node : operationalTopoOptional.get().nonnullNode()) {
 138                     InstanceIdentifier<Node> nodeIid = topoId.child(Node.class, node.key());
 139                     operationalNodes.put(nodeIid, node);
 140                 }
 141             }
 142             if (configTopoOptional.isPresent()) {
 143                 for (Node node : configTopoOptional.get().nonnullNode()) {
 144                     InstanceIdentifier<Node> nodeIid = topoId.child(Node.class, node.key());
 145                     configNodes.put(nodeIid, node);
 146                 }
 147             }
 148
 149             fillNodesData(operationalNodes, operationalNodesData);
 150             fillNodesData(configNodes, configNodesData);
 151
 152             Optional<ElanInstances> elanInstancesOptional = tx.read(LogicalDatastoreType.CONFIGURATION,
 153                     InstanceIdentifier.builder(ElanInstances.class).build()).get();
 154
 155             if (elanInstancesOptional.isPresent() && elanInstancesOptional.get().getElanInstance() != null) {
 156                 for (ElanInstance elanInstance : elanInstancesOptional.get().getElanInstance()) {
 157                     elanInstanceMap.put(elanInstance.getElanInstanceName(), elanInstance);
 158                 }
 159             }
 160             l2gatewayConnections = L2GatewayConnectionUtils.getAllL2gatewayConnections(dataBroker);
 161             l2gateways = L2GatewayConnectionUtils.getL2gatewayList(dataBroker);
 162             for (L2gateway l2gateway : l2gateways) {
 163                 uuidToL2Gateway.put(l2gateway.getUuid(), l2gateway);
 164             }
 165         }
 166     }
 167
 168     private static boolean isPresent(Map<InstanceIdentifier<Node>, Map<InstanceIdentifier, DataObject>> dataMap,
 169                               InstanceIdentifier<Node> nodeIid, InstanceIdentifier dataIid) {
 170         if (dataMap.containsKey(nodeIid)) {
 171             return dataMap.get(nodeIid).containsKey(dataIid);
 172         }
 173         return false;
 174     }
 175
 176     @Nullable
 177     private static DataObject getData(Map<InstanceIdentifier<Node>, Map<InstanceIdentifier, DataObject>> dataMap,
 178                                InstanceIdentifier<Node> nodeIid, InstanceIdentifier dataIid) {
 179         if (dataMap.containsKey(nodeIid)) {
 180             return dataMap.get(nodeIid).get(dataIid);
 181         }
 182         return null;
 183     }
 184
 185     private void fillNodesData(Map<InstanceIdentifier<Node>, Node> nodes,
 186                                Map<InstanceIdentifier<Node>, Map<InstanceIdentifier, DataObject>> dataMap) {
 187
 188         for (Map.Entry<InstanceIdentifier<Node>, Node> entry : nodes.entrySet()) {
 189             InstanceIdentifier<Node> nodeId = entry.getKey();
 190             Node node = entry.getValue();
 191             Map<InstanceIdentifier, DataObject> map = new HashMap<>();
 192             dataMap.put(nodeId, map);
 193             if (node.augmentation(HwvtepGlobalAugmentation.class) != null) {
 194                 for (MergeCommand command : globalCommands) {
 195                     List<DataObject> data = command.getData(node.augmentation(HwvtepGlobalAugmentation.class));
 196                     if (data != null) {
 197                         for (DataObject dataObject : data) {
 198                             map.put(command.generateId(nodeId, dataObject), dataObject);
 199                         }
 200                     }
 201                 }
 202             } else {
 203                 for (MergeCommand command : physicalSwitchCommands) {
 204                     List<DataObject> data = command.getData(node);
 205                     if (data != null) {
 206                         for (DataObject dataObject : data) {
 207                             map.put(command.generateId(nodeId, dataObject), dataObject);
 208                         }
 209                     }
 210                 }
 211             }
 212         }
 213     }
 214
 215     /**
 216      * Checks the diff between config and operational topology nodes and prints it to the file if any.
 217      * This will tell what is present in the controller config and not in the device
 218      */
 219     private void verifyConfigVsOperationalDiff() {
 220         for (Node cfgNode : configNodes.values()) {
 221             InstanceIdentifier<Node> nodeId = topoIid.child(Node.class, cfgNode.key());
 222             compareNodes(cfgNode, operationalNodes.get(nodeId), false, LogicalDatastoreType.CONFIGURATION);
 223         }
 224     }
 225
 226     /**
 227      * Checks the diff between HA parent and child nodes.
 228      * Whatever config data in parent should be present in child nodes
 229      * Whatever operational data in child should be present in parent node
 230      */
 231     private void verifyHANodes() {
 232         pw.println("Verifying HA nodes");
 233         boolean parentChildComparison = true;
 234         Set<InstanceIdentifier<Node>> parentNodes = hwvtepNodeHACache.getHAParentNodes();
 235         if (HwvtepHAUtil.isEmpty(parentNodes)) {
 236             return;
 237         }
 238         for (InstanceIdentifier<Node> parentNodeIid : parentNodes) {
 239             String parentNodeId = parentNodeIid.firstKeyOf(Node.class).getNodeId().getValue();
 240             Node parentOpNode = operationalNodes.get(parentNodeIid);
 241             Node parentCfgNode = configNodes.get(parentNodeIid);
 242             Set<InstanceIdentifier<Node>> childNodeIids = hwvtepNodeHACache.getChildrenForHANode(parentNodeIid);
 243             if (HwvtepHAUtil.isEmpty(childNodeIids)) {
 244                 pw.println("No child nodes could be found for parent node " + parentNodeId);
 245                 continue;
 246             }
 247             for (InstanceIdentifier<Node> childNodeIid : childNodeIids) {
 248                 String childNodeId = childNodeIid.firstKeyOf(Node.class).getNodeId().getValue();
 249                 if (parentOpNode != null) {
 250                     compareNodes(parentOpNode, operationalNodes.get(childNodeIid), parentChildComparison,
 251                             LogicalDatastoreType.OPERATIONAL);
 252                 } else {
 253                     pw.println("Missing parent operational node for id " + parentNodeId);
 254                 }
 255                 if (parentCfgNode != null) {
 256                     if (configNodes.get(childNodeIid) == null) {
 257                         if (containsLogicalSwitch(parentCfgNode)) {
 258                             pw.println("Missing child config data " + childNodeId);
 259                         }
 260                     } else {
 261                         compareNodes(parentCfgNode, configNodes.get(childNodeIid), parentChildComparison,
 262                                 LogicalDatastoreType.CONFIGURATION);
 263                     }
 264                 } else {
 265                     pw.println("Missing parent config node for id " + parentNodeId);
 266                 }
 267             }
 268         }
 269     }
 270
 271     private static boolean containsLogicalSwitch(Node node) {
 272         if (node == null || node.augmentation(HwvtepGlobalAugmentation.class) == null
 273                 || HwvtepHAUtil.isEmptyList(
 274                 node.augmentation(HwvtepGlobalAugmentation.class).getLogicalSwitches())) {
 275             return false;
 276         }
 277         return true;
 278     }
 279
 280     private boolean compareNodes(Node node1, Node node2, boolean parentChildComparison,
 281                                  LogicalDatastoreType datastoreType) {
 282
 283         if (node1 == null || node2 == null) {
 284             return false;
 285         }
 286         InstanceIdentifier<Node> nodeIid1 = HwvtepSouthboundUtils.createInstanceIdentifier(node1.getNodeId());
 287         InstanceIdentifier<Node> nodeIid2 = HwvtepSouthboundUtils.createInstanceIdentifier(node2.getNodeId());
 288
 289         NodeId nodeId1 = nodeIid1.firstKeyOf(Node.class).getNodeId();
 290         NodeId nodeId2 = nodeIid2.firstKeyOf(Node.class).getNodeId();
 291
 292         PhysicalSwitchAugmentation psAug1 = node1.augmentation(PhysicalSwitchAugmentation.class);
 293         PhysicalSwitchAugmentation psAug2 = node2.augmentation(PhysicalSwitchAugmentation.class);
 294
 295         HwvtepGlobalAugmentation aug1 = node1.augmentation(HwvtepGlobalAugmentation.class);
 296         HwvtepGlobalAugmentation aug2 = node2.augmentation(HwvtepGlobalAugmentation.class);
 297
 298         boolean globalNodes = psAug1 == null && psAug2 == null ? true : false;
 299         MergeCommand[] commands = globalNodes ? globalCommands : physicalSwitchCommands;
 300
 301         for (MergeCommand cmd : commands) {
 302
 303             List<DataObject> data1 = null;
 304             List<DataObject> data2 = null;
 305
 306             if (globalNodes) {
 307                 data1 = cmd.getData(aug1);
 308                 data2 = cmd.getData(aug2);
 309             } else {
 310                 data1 = cmd.getData(node1);
 311                 data2 = cmd.getData(node2);
 312             }
 313             data1 = data1 == null ? Collections.EMPTY_LIST : data1;
 314             data2 = data2 == null ? Collections.EMPTY_LIST : data2;
 315
 316             if (parentChildComparison) {
 317                 data2 = cmd.transform(nodeIid1, data2);
 318             }
 319             Function<DataObject, DataObject> withoutUuidTransformer = cmd::withoutUuid;
 320             data1 = data1.stream().map(withoutUuidTransformer).collect(Collectors.toList());
 321             data2 = data2.stream().map(withoutUuidTransformer).collect(Collectors.toList());
 322
 323             Map<Identifier<?>, DataObject> map1 = new HashMap<>();
 324             Map<Identifier<?>, DataObject> map2 = new HashMap<>();
 325             for (DataObject dataObject : data1) {
 326                 map1.put(cmd.getKey(dataObject), dataObject);
 327             }
 328             for (DataObject dataObject : data2) {
 329                 map2.put(cmd.getKey(dataObject), dataObject);
 330             }
 331             Set<DataObject> diff = Sets.newHashSet();
 332
 333             for (Entry<Identifier<?>, DataObject> entry : map1.entrySet()) {
 334                 DataObject obj1 = entry.getValue();
 335                 DataObject obj2 = map2.get(entry.getKey());
 336                 if (obj2 == null || !cmd.areEqual(obj1, obj2)) {
 337                     diff.add(obj1);
 338                 }
 339             }
 340
 341             if (!diff.isEmpty()) {
 342                 if (parentChildComparison) {
 343                     pw.println("Missing " + cmd.getDescription() + " child entries in " + datastoreType
 344                             + " parent node " + nodeId1 + " contain " + " more entries than child "
 345                             + nodeId2 + " " + diff.size());
 346                 } else {
 347                     pw.println("Missing " + cmd.getDescription() + " op entries config "
 348                             + nodeId1 + " contain " + " more entries than operational node " + diff.size());
 349                 }
 350                 if (diff.size() < 10) {
 351                     for (Object obj : diff) {
 352                         pw.println(cmd.getKey((DataObject) obj));
 353                     }
 354                 }
 355             }
 356
 357             diff = Sets.newHashSet();
 358             for (Entry<Identifier<?>, DataObject> entry : map2.entrySet()) {
 359                 DataObject obj1 = entry.getValue();
 360                 DataObject obj2 = map1.get(entry.getKey());
 361                 if (globalNodes || parentChildComparison) {
 362                     if (obj2 == null || !cmd.areEqual(obj1, obj2)) {
 363                         diff.add(obj1);
 364                     }
 365                 }
 366             }
 367             if (!diff.isEmpty()) {
 368                 if (parentChildComparison) {
 369                     pw.println("Extra " + cmd.getDescription() + " child entries in " + datastoreType + " node "
 370                             + nodeId2 + " contain " + " more entries than parent node " + nodeId1 + " " + diff.size());
 371                 } else {
 372                     pw.println("Extra " + cmd.getDescription() + " operational node "
 373                             + nodeId2 + " contain " + " more entries than config node " + diff.size());
 374                 }
 375                 if (diff.size() < 10) {
 376                     for (Object obj : diff) {
 377                         pw.println(cmd.getKey((DataObject) obj));
 378                     }
 379                 }
 380             }
 381         }
 382         return true;
 383     }
 384
 385     private void verifyL2GatewayConnections() {
 386         boolean isValid = true;
 387         for (L2gatewayConnection l2gatewayConnection : l2gatewayConnections) {
 388
 389             L2gateway l2gateway = uuidToL2Gateway.get(l2gatewayConnection.getL2gatewayId());
 390             String logicalSwitchName = l2gatewayConnection.getNetworkId().getValue();
 391             List<Devices> devices = l2gateway.nonnullDevices();
 392
 393             for (Devices device : devices) {
 394
 395                 L2GatewayDevice l2GatewayDevice = l2GatewayCache.get(device.getDeviceName());
 396                 isValid = verifyL2GatewayDevice(l2gateway, device, l2GatewayDevice);
 397                 if (!isValid) {
 398                     continue;
 399                 }
 400                 NodeId nodeId = new NodeId(l2GatewayDevice.getHwvtepNodeId());
 401                 InstanceIdentifier<Node> nodeIid = topoIid.child(Node.class, new NodeKey(nodeId));
 402
 403                 isValid = verfiyLogicalSwitch(logicalSwitchName, nodeIid);
 404                 if (isValid) {
 405                     isValid = verifyMcastMac(logicalSwitchName, nodeIid);
 406                     verifyVlanBindings(nodeIid, logicalSwitchName, device, l2gatewayConnection.getSegmentId());
 407                     L2GatewayDevice elanL2gatewayDevice = ElanL2GwCacheUtils
 408                             .getL2GatewayDeviceFromCache(logicalSwitchName, nodeId.getValue());
 409                     if (elanL2gatewayDevice == null) {
 410                         pw.println("Failed elan l2gateway device not found for network " + logicalSwitchName
 411                                 + " and device " + device.getDeviceName() + " " + l2GatewayDevice.getHwvtepNodeId()
 412                                 + " l2gw connection id " + l2gatewayConnection.getUuid());
 413                     }
 414                 }
 415             }
 416         }
 417     }
 418
 419     private boolean verifyL2GatewayDevice(L2gateway l2gateway, Devices device, L2GatewayDevice l2GatewayDevice) {
 420         if (l2GatewayDevice == null) {
 421             pw.println("Failed l2gateway not found in cache for device " + device.getDeviceName());
 422             return false;
 423         }
 424         if (l2GatewayDevice.getHwvtepNodeId() == null) {
 425             pw.println("L2gateway cache is not updated with node id for device " + device.getDeviceName());
 426             return false;
 427         }
 428         if (l2GatewayDevice.getTunnelIp() == null) {
 429             pw.println("L2gateway cache is not updated with tunnel ip for device " + device.getDeviceName());
 430             return false;
 431         }
 432         if (!l2GatewayDevice.getL2GatewayIds().contains(l2gateway.getUuid())) {
 433             pw.println("L2gateway cache is not updated with l2gw id for device " + device.getDeviceName());
 434             return false;
 435         }
 436         return true;
 437     }
 438
 439     private static InstanceIdentifier<TerminationPoint> getPhysicalPortTerminationPointIid(NodeId nodeId,
 440             String portName) {
 441         TerminationPointKey tpKey = new TerminationPointKey(new TpId(portName));
 442         InstanceIdentifier<TerminationPoint> iid = HwvtepSouthboundUtils.createTerminationPointId(nodeId, tpKey);
 443         return iid;
 444     }
 445
 446     private boolean verfiyLogicalSwitch(String logicalSwitchName, InstanceIdentifier<Node> nodeIid) {
 447         NodeId nodeId = nodeIid.firstKeyOf(Node.class).getNodeId();
 448         InstanceIdentifier<LogicalSwitches> logicalSwitchPath = HwvtepSouthboundUtils
 449                 .createLogicalSwitchesInstanceIdentifier(nodeId, new HwvtepNodeName(logicalSwitchName));
 450
 451         if (!isPresent(configNodesData, nodeIid, logicalSwitchPath)) {
 452             pw.println("Failed to find config logical switch " + logicalSwitchName + " for node "
 453                     + nodeId.getValue());
 454             return false;
 455         }
 456
 457         if (!isPresent(operationalNodesData, nodeIid, logicalSwitchPath)) {
 458             pw.println("Failed to find operational logical switch " + logicalSwitchName + " for node "
 459                     + nodeId.getValue());
 460             return false;
 461         }
 462         return true;
 463     }
 464
 465     private boolean verifyMcastMac(String logicalSwitchName,
 466                                    InstanceIdentifier<Node> nodeIid) {
 467         NodeId nodeId = nodeIid.firstKeyOf(Node.class).getNodeId();
 468
 469         HwvtepLogicalSwitchRef lsRef = new HwvtepLogicalSwitchRef(HwvtepSouthboundUtils
 470                 .createLogicalSwitchesInstanceIdentifier(
 471                         new NodeId(new Uri(nodeId)), new HwvtepNodeName(logicalSwitchName)));
 472
 473         RemoteMcastMacs remoteMcastMac = new RemoteMcastMacsBuilder()
 474                 .setMacEntryKey(new MacAddress(ElanConstants.UNKNOWN_DMAC)).setLogicalSwitchRef(lsRef).build();
 475         InstanceIdentifier<RemoteMcastMacs> mcastMacIid = HwvtepSouthboundUtils
 476                 .createRemoteMcastMacsInstanceIdentifier(new NodeId(new Uri(nodeId)), remoteMcastMac.key());
 477
 478
 479         if (!isPresent(configNodesData, nodeIid, mcastMacIid)) {
 480             pw.println("Failed to find config mcast mac for logical switch " + logicalSwitchName
 481                     + " node id " + nodeId.getValue());
 482             return false;
 483         }
 484
 485         if (!isPresent(operationalNodesData, nodeIid, mcastMacIid)) {
 486             pw.println("Failed to find operational mcast mac for logical switch " + logicalSwitchName
 487                     + " node id " + nodeId.getValue());
 488             return false;
 489         }
 490         return true;
 491     }
 492
 493     private boolean verifyVlanBindings(InstanceIdentifier<Node> nodeIid,
 494                                        String logicalSwitchName,
 495                                        Devices hwVtepDevice,
 496                                        Integer defaultVlanId) {
 497         boolean valid = true;
 498         NodeId nodeId = nodeIid.firstKeyOf(Node.class).getNodeId();
 499         if (hwVtepDevice.getInterfaces() == null) {
 500             return false;
 501         }
 502         for (org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.l2gateways.rev150712
 503                  .l2gateway.attributes.devices.Interfaces deviceInterface : hwVtepDevice.getInterfaces()) {
 504
 505             NodeId switchNodeId = HwvtepSouthboundUtils.createManagedNodeId(nodeId, hwVtepDevice.getDeviceName());
 506             InstanceIdentifier<Node> physicalSwitchNodeIid = topoIid.child(Node.class, new NodeKey(switchNodeId));
 507             InstanceIdentifier<TerminationPoint> terminationPointIid =
 508                     getPhysicalPortTerminationPointIid(switchNodeId, deviceInterface.getInterfaceName());
 509
 510             TerminationPoint operationalTerminationPoint = (TerminationPoint) getData(operationalNodesData,
 511                     physicalSwitchNodeIid, terminationPointIid);
 512             if (operationalTerminationPoint == null) {
 513                 valid = false;
 514                 pw.println("Failed to find the operational port " + deviceInterface.getInterfaceName()
 515                         + " for node " + hwVtepDevice.getDeviceName() + " nodeid " + nodeId.getValue());
 516                 continue;
 517             }
 518             TerminationPoint configTerminationPoint = (TerminationPoint) getData(configNodesData,
 519                     physicalSwitchNodeIid, terminationPointIid);
 520             if (configTerminationPoint == null) {
 521                 valid = false;
 522                 pw.println("Failed to find the configurational port " + deviceInterface.getInterfaceName()
 523                         + " for node " + hwVtepDevice.getDeviceName() +  " for logical switch " + logicalSwitchName
 524                         + " nodeid " + nodeId.getValue());
 525                 continue;
 526             }
 527
 528             List<VlanBindings> expectedVlans = new ArrayList<>();
 529             if (deviceInterface.getSegmentationIds() != null && !deviceInterface.getSegmentationIds().isEmpty()) {
 530                 for (Integer vlanId : deviceInterface.getSegmentationIds()) {
 531                     expectedVlans.add(HwvtepSouthboundUtils.createVlanBinding(nodeId, vlanId, logicalSwitchName));
 532                 }
 533             } else {
 534                 expectedVlans.add(HwvtepSouthboundUtils.createVlanBinding(nodeId, defaultVlanId, logicalSwitchName));
 535             }
 536
 537             HwvtepPhysicalPortAugmentation portAugmentation = configTerminationPoint.augmentation(
 538                     HwvtepPhysicalPortAugmentation.class);
 539             if (portAugmentation == null || HwvtepHAUtil.isEmptyList(portAugmentation.getVlanBindings())) {
 540                 pw.println("Failed to find the config vlan bindings for port " + deviceInterface.getInterfaceName()
 541                         + " for node " + hwVtepDevice.getDeviceName() +  " for logical switch " + logicalSwitchName
 542                         + " nodeid " + nodeId.getValue());
 543                 valid = false;
 544                 continue;
 545             }
 546             portAugmentation = operationalTerminationPoint.augmentation(HwvtepPhysicalPortAugmentation.class);
 547             if (portAugmentation == null || HwvtepHAUtil.isEmptyList(portAugmentation.getVlanBindings())) {
 548                 pw.println("Failed to find the operational vlan bindings for port " + deviceInterface.getInterfaceName()
 549                         + " for node " + hwVtepDevice.getDeviceName() +  " for logical switch " + logicalSwitchName
 550                         + " nodeid " + nodeId.getValue());
 551                 valid = false;
 552                 continue;
 553             }
 554             VlanBindings expectedBindings = !expectedVlans.isEmpty() ? expectedVlans.get(0) : null;
 555             boolean foundBindings = false;
 556             List<VlanBindings> vlanBindingses = configTerminationPoint.augmentation(
 557                     HwvtepPhysicalPortAugmentation.class).nonnullVlanBindings();
 558             for (VlanBindings actual : vlanBindingses) {
 559                 if (actual.equals(expectedBindings)) {
 560                     foundBindings = true;
 561                     break;
 562                 }
 563             }
 564             if (!foundBindings) {
 565                 pw.println("Mismatch in vlan bindings for port " + deviceInterface.getInterfaceName()
 566                         + " for node " + hwVtepDevice.getDeviceName() +  " for logical switch " + logicalSwitchName
 567                         + " nodeid " + nodeId.getValue());
 568                 pw.println("Failed to find the vlan bindings " + expectedBindings);
 569                 pw.println("Actual bindings present in config are ");
 570                 for (VlanBindings actual : vlanBindingses) {
 571                     pw.println(actual.toString());
 572                 }
 573                 valid = false;
 574             }
 575         }
 576         return true;
 577     }
 578 }