hwvtepsouthbound/hwvtepsouthbound-impl/src/main/java/org/opendaylight/ovsdb/hwvtepsouthbound/reconciliation/configuration/HwvtepReconciliationTask.java

   1 /*
   2  * Copyright (c) 2016, 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 package org.opendaylight.ovsdb.hwvtepsouthbound.reconciliation.configuration;
   9
  10 import java.util.ArrayList;
  11 import java.util.Collection;
  12 import java.util.Map;
  13 import java.util.Optional;
  14 import org.opendaylight.mdsal.binding.api.DataBroker;
  15 import org.opendaylight.mdsal.binding.api.DataTreeModification;
  16 import org.opendaylight.mdsal.binding.api.ReadTransaction;
  17 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  18 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepConnectionInstance;
  19 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepConnectionManager;
  20 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepSouthboundMapper;
  21 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepSouthboundUtil;
  22 import org.opendaylight.ovsdb.hwvtepsouthbound.reconciliation.ReconciliationManager;
  23 import org.opendaylight.ovsdb.hwvtepsouthbound.reconciliation.ReconciliationTask;
  24 import org.opendaylight.ovsdb.hwvtepsouthbound.transact.HwvtepOperationalState;
  25 import org.opendaylight.ovsdb.hwvtepsouthbound.transact.TransactCommandAggregator;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepGlobalAugmentation;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LogicalSwitches;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LogicalSwitchesKey;
  29 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  30 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  31
  32 public class HwvtepReconciliationTask extends ReconciliationTask {
  33     private final HwvtepConnectionInstance connectionInstance;
  34     private final DataBroker db;
  35     private final Node psNode;
  36
  37     public HwvtepReconciliationTask(ReconciliationManager reconciliationManager,
  38                                     HwvtepConnectionManager connectionManager,
  39                                     InstanceIdentifier<?> nodeId,
  40                                     Node psNode,
  41                                     HwvtepConnectionInstance connectionInstance,
  42                                     DataBroker db) {
  43         super(reconciliationManager, connectionManager, nodeId, null);
  44         this.db = db;
  45         this.psNode = psNode;
  46         this.connectionInstance = connectionInstance;
  47     }
  48
  49     private void transactChangesToDevice(final Collection<DataTreeModification<Node>> changes,
  50                                          final Node globalOperNode,
  51                                          final Node node) {
  52         HwvtepOperationalState hwvtepOperationalState = new HwvtepOperationalState(db, connectionInstance, changes,
  53                 globalOperNode, node);
  54         hwvtepOperationalState.setInReconciliation(true);
  55         boolean reconcile = true;
  56         connectionInstance.transact(new TransactCommandAggregator(hwvtepOperationalState,changes), reconcile);
  57     }
  58
  59     @Override
  60     public boolean reconcileConfiguration(HwvtepConnectionManager connectionManagerOfDevice) {
  61         InstanceIdentifier<Node> psNodeIid = HwvtepSouthboundMapper.createInstanceIdentifier(psNode.getNodeId());
  62         InstanceIdentifier<Node> nodeId = (InstanceIdentifier<Node>)nodeIid;
  63
  64         ReadTransaction tx = reconciliationManager.getDb().newReadOnlyTransaction();
  65         Node globalConfigNode = readNode(tx, LogicalDatastoreType.CONFIGURATION, nodeId);
  66         Node globalOpNode = readNode(tx, LogicalDatastoreType.OPERATIONAL, nodeId);
  67         Node psConfigNode = readNode(tx, LogicalDatastoreType.CONFIGURATION, psNodeIid);
  68
  69         DataTreeModification<Node> change = null;
  70         Collection<DataTreeModification<Node>> changes = new ArrayList<>();
  71         change = GlobalConfigOperationalChangeGetter.getModification(nodeId, globalConfigNode, globalOpNode);
  72         changes.add(change);
  73
  74         change = SwitchConfigOperationalChangeGetter.getModification(psNodeIid, psConfigNode, psNode);
  75         changes.add(change);
  76
  77         if (globalConfigNode != null) {
  78             HwvtepGlobalAugmentation augmentation = globalConfigNode.augmentation(HwvtepGlobalAugmentation.class);
  79             if (augmentation != null) {
  80                 Map<LogicalSwitchesKey, LogicalSwitches> switches = augmentation.getLogicalSwitches();
  81                 if (switches != null) {
  82                     for (LogicalSwitches logicalSwitches : switches.values()) {
  83                         connectionInstance.getDeviceInfo().updateConfigData(LogicalSwitches.class,
  84                                 nodeId.augmentation(HwvtepGlobalAugmentation.class).child(LogicalSwitches.class,
  85                                         logicalSwitches.key()), logicalSwitches);
  86                     }
  87                 }
  88             }
  89         }
  90         transactChangesToDevice(changes, globalOpNode, psNode);
  91         return true;
  92     }
  93
  94     @Override
  95     public void doRetry(boolean wasPreviousAttemptSuccessful) {
  96     }
  97
  98     @Override
  99     public void checkReadinessAndProcess() {
 100     }
 101
 102     @Override
 103     public long retryDelayInMills() {
 104         return 0;
 105     }
 106
 107     private static Node readNode(ReadTransaction transaction,
 108                                  LogicalDatastoreType logicalDatastoreType, InstanceIdentifier<Node> iid) {
 109         Optional<Node> optional = HwvtepSouthboundUtil.readNode(transaction, logicalDatastoreType, iid);
 110         if (optional.isPresent()) {
 111             return optional.get();
 112         }
 113         return null;
 114     }
 115 }