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