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