interfacemgr/interfacemgr-impl/src/main/java/org/opendaylight/vpnservice/interfacemgr/renderer/ovs/utilities/SouthboundUtils.java

   1 /*
   2  * Copyright (c) 2015 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.ovs.utilities;
   9
  10 import com.google.common.collect.Maps;
  11 import com.google.common.util.concurrent.ListenableFuture;
  12 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  13 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  14 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  15 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IpAddress;
  16 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Uri;
  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.l2.types.rev130827.VlanId;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.*;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.port._interface.attributes.*;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.*;
  22 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
  23 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TopologyId;
  24 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TpId;
  25 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
  26 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey;
  27 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  28 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeKey;
  29 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPoint;
  30 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPointBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPointKey;
  32 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  33 import org.slf4j.Logger;
  34 import org.slf4j.LoggerFactory;
  35
  36 import java.util.ArrayList;
  37 import java.util.List;
  38 import java.util.Map;
  39
  40 public class SouthboundUtils {
  41     private static final Logger LOG = LoggerFactory.getLogger(SouthboundUtils.class);
  42     public static final TopologyId OVSDB_TOPOLOGY_ID = new TopologyId(new Uri("ovsdb:1"));
  43
  44     public static void addPortToBridge(InstanceIdentifier<?> bridgeIid, Interface iface,
  45                                        OvsdbBridgeAugmentation bridgeAugmentation, String bridgeName,
  46                                        String portName, DataBroker dataBroker, List<ListenableFuture<Void>> futures) {
  47         WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
  48         IfTunnel ifTunnel = iface.getAugmentation(IfTunnel.class);
  49         if (ifTunnel != null) {
  50             addTunnelPortToBridge(ifTunnel, bridgeIid, iface, bridgeAugmentation, bridgeName, portName, dataBroker, tx);
  51         }
  52
  53         IfL2vlan ifL2vlan = iface.getAugmentation(IfL2vlan.class);
  54         if (ifL2vlan != null) {
  55             addVlanPortToBridge(bridgeIid, ifL2vlan, bridgeAugmentation, bridgeName, portName, dataBroker, tx);
  56         }
  57         futures.add(tx.submit());
  58     }
  59
  60     private static void addVlanPortToBridge(InstanceIdentifier<?> bridgeIid, IfL2vlan ifL2vlan,
  61                                               OvsdbBridgeAugmentation bridgeAugmentation, String bridgeName,
  62                                               String portName, DataBroker dataBroker, WriteTransaction t) {
  63         int vlanId = ifL2vlan.getVlanId().getValue();
  64         addTerminationPoint(bridgeIid, bridgeAugmentation, bridgeName, portName, vlanId, null, null, dataBroker, t);
  65     }
  66
  67     private static void addTunnelPortToBridge(IfTunnel ifTunnel, InstanceIdentifier<?> bridgeIid, Interface iface,
  68                                              OvsdbBridgeAugmentation bridgeAugmentation, String bridgeName,
  69                                              String portName, DataBroker dataBroker, WriteTransaction t) {
  70         Class type = null;
  71         LOG.debug("adding tunnel port {} to bridge {}",portName, bridgeName);
  72
  73         if (ifTunnel.getTunnelInterfaceType().isAssignableFrom(TunnelTypeGre.class) ||
  74                 ifTunnel.getTunnelInterfaceType().isAssignableFrom(TunnelTypeMplsOverGre.class)) {
  75             type = InterfaceTypeGre.class;
  76         } else if (ifTunnel.getTunnelInterfaceType().isAssignableFrom(TunnelTypeVxlan.class)) {
  77             type = InterfaceTypeVxlan.class;
  78         }
  79
  80         if (type == null) {
  81             LOG.warn("Unknown Tunnel Type obtained while creating interface: {}", iface);
  82             return;
  83         }
  84
  85         int vlanId = 0;
  86         IfL2vlan ifL2vlan = iface.getAugmentation(IfL2vlan.class);
  87         if (ifL2vlan != null) {
  88             vlanId = ifL2vlan.getVlanId().getValue();
  89         }
  90
  91         Map<String, String> options = Maps.newHashMap();
  92         options.put("key", "flow");
  93
  94         IpAddress localIp = ifTunnel.getTunnelSource();
  95         options.put("local_ip", localIp.getIpv4Address().getValue());
  96
  97         IpAddress remoteIp = ifTunnel.getTunnelDestination();
  98         options.put("remote_ip", remoteIp.getIpv4Address().getValue());
  99
 100         addTerminationPoint(bridgeIid, bridgeAugmentation, bridgeName, portName, vlanId, type, options, dataBroker, t);
 101     }
 102
 103     private static void addTerminationPoint(InstanceIdentifier<?> bridgeIid, OvsdbBridgeAugmentation bridgeNode,
 104                                             String bridgeName, String portName, int vlanId, Class type,
 105                                             Map<String, String> options, DataBroker dataBroker, WriteTransaction t) {
 106         InstanceIdentifier<TerminationPoint> tpIid = createTerminationPointInstanceIdentifier(
 107                 InstanceIdentifier.keyOf(bridgeIid.firstIdentifierOf(Node.class)), portName);
 108         OvsdbTerminationPointAugmentationBuilder tpAugmentationBuilder = new OvsdbTerminationPointAugmentationBuilder();
 109
 110         tpAugmentationBuilder.setName(portName);
 111
 112         if (type != null) {
 113             tpAugmentationBuilder.setInterfaceType(type);
 114         }
 115
 116         if (options != null) {
 117             List<Options> optionsList = new ArrayList<Options>();
 118             for (Map.Entry<String, String> entry : options.entrySet()) {
 119                 OptionsBuilder optionsBuilder = new OptionsBuilder();
 120                 optionsBuilder.setKey(new OptionsKey(entry.getKey()));
 121                 optionsBuilder.setOption(entry.getKey());
 122                 optionsBuilder.setValue(entry.getValue());
 123                 optionsList.add(optionsBuilder.build());
 124             }
 125             tpAugmentationBuilder.setOptions(optionsList);
 126         }
 127
 128         if (vlanId != 0) {
 129                 tpAugmentationBuilder.setVlanMode(OvsdbPortInterfaceAttributes.VlanMode.Access);
 130                 tpAugmentationBuilder.setVlanTag(new VlanId(vlanId));
 131         }
 132
 133         TerminationPointBuilder tpBuilder = new TerminationPointBuilder();
 134         tpBuilder.setKey(InstanceIdentifier.keyOf(tpIid));
 135         tpBuilder.addAugmentation(OvsdbTerminationPointAugmentation.class, tpAugmentationBuilder.build());
 136
 137         t.put(LogicalDatastoreType.CONFIGURATION, tpIid, tpBuilder.build(), true);
 138     }
 139
 140     private static InstanceIdentifier<TerminationPoint> createTerminationPointInstanceIdentifier(Node node,
 141                                                                                                  String portName){
 142         InstanceIdentifier<TerminationPoint> terminationPointPath = InstanceIdentifier
 143                 .create(NetworkTopology.class)
 144                 .child(Topology.class, new TopologyKey(OVSDB_TOPOLOGY_ID))
 145                 .child(Node.class,node.getKey())
 146                 .child(TerminationPoint.class, new TerminationPointKey(new TpId(portName)));
 147
 148         LOG.debug("Termination point InstanceIdentifier generated : {}", terminationPointPath);
 149         return terminationPointPath;
 150     }
 151
 152     public static InstanceIdentifier<TerminationPoint> createTerminationPointInstanceIdentifier(NodeKey nodekey,
 153                                                                                                 String portName){
 154         InstanceIdentifier<TerminationPoint> terminationPointPath = InstanceIdentifier
 155                 .create(NetworkTopology.class)
 156                 .child(Topology.class, new TopologyKey(OVSDB_TOPOLOGY_ID))
 157                 .child(Node.class,nodekey)
 158                 .child(TerminationPoint.class, new TerminationPointKey(new TpId(portName)));
 159
 160         LOG.debug("Termination point InstanceIdentifier generated : {}",terminationPointPath);
 161         return terminationPointPath;
 162     }
 163 }