interfacemgr/interfacemgr-impl/src/main/java/org/opendaylight/vpnservice/interfacemgr/renderer/hwvtep/confighelpers/HwVTEPInterfaceConfigAddHelper.java

   1 /*
   2  * Copyright (c) 2015 - 2016 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.vpnservice.interfacemgr.renderer.hwvtep.confighelpers;
   9
  10 import com.google.common.util.concurrent.ListenableFuture;
  11 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  12 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  13 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  14 import org.opendaylight.vpnservice.interfacemgr.commons.InterfaceMetaUtils;
  15 import org.opendaylight.vpnservice.interfacemgr.renderer.hwvtep.utilities.SouthboundUtils;
  16 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IpAddress;
  17 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.EncapsulationTypeVxlanOverIpv4;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepPhysicalLocatorAugmentation;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepPhysicalLocatorAugmentationBuilder;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.IfTunnel;
  22 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  23 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPoint;
  24 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPointBuilder;
  25 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPointKey;
  26 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  27 import org.slf4j.Logger;
  28 import org.slf4j.LoggerFactory;
  29
  30 import java.util.ArrayList;
  31 import java.util.List;
  32
  33 public class HwVTEPInterfaceConfigAddHelper {
  34     private static final Logger LOG = LoggerFactory.getLogger(HwVTEPInterfaceConfigAddHelper.class);
  35
  36     public static List<ListenableFuture<Void>> addConfiguration(DataBroker dataBroker, InstanceIdentifier<Node> physicalSwitchNodeId,
  37                                                                 InstanceIdentifier<Node> globalNodeId,
  38                                                                 Interface interfaceNew, IfTunnel ifTunnel) {
  39         List<ListenableFuture<Void>> futures = new ArrayList<ListenableFuture<Void>>();
  40         LOG.info("adding hwvtep configuration for {}", interfaceNew.getName());
  41
  42         // create hwvtep through ovsdb plugin
  43         WriteTransaction transaction = dataBroker.newWriteOnlyTransaction();
  44         InterfaceMetaUtils.createTunnelToInterfaceMap(interfaceNew.getName(), physicalSwitchNodeId, transaction, ifTunnel);
  45         if(globalNodeId != null) {
  46             addTerminationPoints(transaction, futures, globalNodeId,ifTunnel);
  47             SouthboundUtils.addStateEntry(interfaceNew, interfaceNew.getAugmentation(IfTunnel.class), transaction);
  48         }else{
  49             LOG.debug("specified physical switch is not connected {}", physicalSwitchNodeId);
  50         }
  51         futures.add(transaction.submit());
  52         return futures;
  53     }
  54
  55     /*
  56      * For each hwvtep configuration, we need to configure Physical LocatorTable of hwvtep schema with
  57      * destination IP and tunnel-type. The configuration needs to be done for both local endpoint as well as remote endpoint
  58      */
  59     public static void addTerminationPoints(WriteTransaction transaction,
  60                                              List<ListenableFuture<Void>> futures,
  61                                              InstanceIdentifier<Node> globalNodeId,
  62                                              IfTunnel ifTunnel) {
  63         //InstanceIdentifier<TerminationPoint> localTEP =
  64         //         createLocalPhysicalLocatorEntryIfNotPresent(futures, dataBroker,transaction, ifTunnel, globalNodeId);
  65         createRemotePhysicalLocatorEntry(transaction, futures, globalNodeId, ifTunnel.getTunnelDestination());
  66         //InstanceIdentifier<Tunnels> tunnelsInstanceIdentifier = createTunnelTableEntry(transaction, physicalSwitchNodeId, localTEP, remoteTEP);
  67     }
  68
  69     private static InstanceIdentifier<TerminationPoint> createRemotePhysicalLocatorEntry(WriteTransaction transaction, List<ListenableFuture<Void>> futures,
  70                                                          InstanceIdentifier<Node> nodeIid, IpAddress destIPAddress){
  71         String remoteIp = destIPAddress.getIpv4Address().getValue();
  72         LOG.debug("creating remote physical locator entry {}", remoteIp);
  73         TerminationPointKey tpKey = SouthboundUtils.getTerminationPointKey(remoteIp);
  74         InstanceIdentifier<TerminationPoint> tpPath =
  75                 SouthboundUtils.createInstanceIdentifier(nodeIid, tpKey);
  76         createPhysicalLocatorEntry(transaction, futures, tpPath, tpKey, destIPAddress);
  77         return tpPath;
  78     }
  79
  80
  81     private static InstanceIdentifier<TerminationPoint> createLocalPhysicalLocatorEntryIfNotPresent(List<ListenableFuture<Void>> futures,
  82                                                                     DataBroker dataBroker,
  83                                                                     WriteTransaction transaction,
  84                                                                     IfTunnel ifTunnel,
  85                                                                     InstanceIdentifier<Node> nodeIid){
  86         String localIp = ifTunnel.getTunnelSource().getIpv4Address().getValue();
  87         LOG.debug("creating local physical locator entry {}", localIp);
  88         TerminationPointKey tpKey = SouthboundUtils.getTerminationPointKey(localIp);
  89         InstanceIdentifier<TerminationPoint> tpPath =
  90                 SouthboundUtils.createInstanceIdentifier(nodeIid, tpKey);
  91         // if local tep is not present, create it
  92         TerminationPoint terminationPoint = SouthboundUtils.getTEPFromConfigDS(tpPath, dataBroker);
  93         if(terminationPoint == null) {
  94           createPhysicalLocatorEntry(transaction, futures, tpPath, tpKey, ifTunnel.getTunnelSource());
  95         }
  96         return tpPath;
  97     }
  98
  99     /*
 100      * This method writes the termination end point details to the topology Config DS
 101      */
 102     private static void createPhysicalLocatorEntry(WriteTransaction transaction, List<ListenableFuture<Void>> futures,
 103                                                    InstanceIdentifier<TerminationPoint> tpPath, TerminationPointKey terminationPointKey,
 104                                                    IpAddress destIPAddress){
 105         TerminationPointBuilder tpBuilder = new TerminationPointBuilder();
 106         HwvtepPhysicalLocatorAugmentationBuilder tpAugmentationBuilder =
 107                 new HwvtepPhysicalLocatorAugmentationBuilder();
 108         tpBuilder.setKey(terminationPointKey);
 109         tpBuilder.setTpId(terminationPointKey.getTpId());
 110         tpAugmentationBuilder.setEncapsulationType(EncapsulationTypeVxlanOverIpv4.class);
 111         SouthboundUtils.setDstIp(tpAugmentationBuilder, destIPAddress);
 112         tpBuilder.addAugmentation(HwvtepPhysicalLocatorAugmentation.class, tpAugmentationBuilder.build());
 113         LOG.debug("creating physical locator entry for {}", terminationPointKey);
 114         transaction.put(LogicalDatastoreType.CONFIGURATION,
 115                 tpPath, tpBuilder.build(), true);
 116     }
 117 }