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 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.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IpAddress;
  15 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Uri;
  16 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.l2.types.rev130827.VlanId;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.*;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.port._interface.attributes.*;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.IfL2vlan;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.IfTunnel;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.TunnelTypeGre;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.TunnelTypeVxlan;
  24 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
  25 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TopologyId;
  26 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TpId;
  27 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
  28 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey;
  29 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  30 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeKey;
  31 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPoint;
  32 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPointBuilder;
  33 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPointKey;
  34 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  35 import org.slf4j.Logger;
  36 import org.slf4j.LoggerFactory;
  37
  38 import java.util.ArrayList;
  39 import java.util.List;
  40 import java.util.Map;
  41
  42 public class SouthboundUtils {
  43     private static final Logger LOG = LoggerFactory.getLogger(SouthboundUtils.class);
  44     public static final TopologyId OVSDB_TOPOLOGY_ID = new TopologyId(new Uri("ovsdb:1"));
  45
  46     public static void addPortToBridge(InstanceIdentifier<?> bridgeIid, Interface iface,
  47                                        OvsdbBridgeAugmentation bridgeAugmentation, String bridgeName,
  48                                        String portName, DataBroker dataBroker, WriteTransaction t) {
  49         IfTunnel ifTunnel = iface.getAugmentation(IfTunnel.class);
  50         if (ifTunnel != null) {
  51             addTunnelPortToBridge(ifTunnel, bridgeIid, iface, bridgeAugmentation, bridgeName, portName, dataBroker, t);
  52             return;
  53         }
  54
  55         IfL2vlan ifL2vlan = iface.getAugmentation(IfL2vlan.class);
  56         if (ifL2vlan != null) {
  57             addVlanPortToBridge(bridgeIid, ifL2vlan, bridgeAugmentation, bridgeName, portName, dataBroker, t);
  58         }
  59     }
  60
  61     private static void addVlanPortToBridge(InstanceIdentifier<?> bridgeIid, IfL2vlan ifL2vlan,
  62                                               OvsdbBridgeAugmentation bridgeAugmentation, String bridgeName,
  63                                               String portName, DataBroker dataBroker, WriteTransaction t) {
  64         int vlanId = ifL2vlan.getVlanId().getValue();
  65         addTerminationPoint(bridgeIid, bridgeAugmentation, bridgeName, portName, vlanId, null, null, dataBroker, t);
  66     }
  67
  68     private static void addTunnelPortToBridge(IfTunnel ifTunnel, InstanceIdentifier<?> bridgeIid, Interface iface,
  69                                              OvsdbBridgeAugmentation bridgeAugmentation, String bridgeName,
  70                                              String portName, DataBroker dataBroker, WriteTransaction t) {
  71         Class type = null;
  72         if (ifTunnel.getTunnelInterfaceType().isAssignableFrom(TunnelTypeGre.class)) {
  73             type = InterfaceTypeGre.class;
  74         } else if (ifTunnel.getTunnelInterfaceType().isAssignableFrom(TunnelTypeVxlan.class)) {
  75             type = InterfaceTypeVxlan.class;
  76         }
  77
  78         if (type == null) {
  79             LOG.warn("Unknown Tunnel Type obtained while creating interface: {}", iface);
  80             return;
  81         }
  82
  83         int vlanId = 0;
  84         IfL2vlan ifL2vlan = iface.getAugmentation(IfL2vlan.class);
  85         if (ifL2vlan != null) {
  86             vlanId = ifL2vlan.getVlanId().getValue();
  87         }
  88
  89         Map<String, String> options = Maps.newHashMap();
  90         options.put("key", "flow");
  91
  92         IpAddress localIp = ifTunnel.getTunnelSource();
  93         options.put("local_ip", localIp.getIpv4Address().getValue());
  94
  95         IpAddress remoteIp = ifTunnel.getTunnelDestination();
  96         options.put("remote_ip", remoteIp.getIpv4Address().getValue());
  97
  98         addTerminationPoint(bridgeIid, bridgeAugmentation, bridgeName, portName, vlanId, type, options, dataBroker, t);
  99     }
 100
 101     private static void addTerminationPoint(InstanceIdentifier<?> bridgeIid, OvsdbBridgeAugmentation bridgeNode,
 102                                             String bridgeName, String portName, int vlanId, Class type,
 103                                             Map<String, String> options, DataBroker dataBroker, WriteTransaction t) {
 104         InstanceIdentifier<TerminationPoint> tpIid = createTerminationPointInstanceIdentifier(
 105                 InstanceIdentifier.keyOf(bridgeIid.firstIdentifierOf(Node.class)), portName);
 106         OvsdbTerminationPointAugmentationBuilder tpAugmentationBuilder = new OvsdbTerminationPointAugmentationBuilder();
 107
 108         tpAugmentationBuilder.setName(portName);
 109
 110         if (type != null) {
 111             tpAugmentationBuilder.setInterfaceType(type);
 112         }
 113
 114         if (options != null) {
 115             List<Options> optionsList = new ArrayList<Options>();
 116             for (Map.Entry<String, String> entry : options.entrySet()) {
 117                 OptionsBuilder optionsBuilder = new OptionsBuilder();
 118                 optionsBuilder.setKey(new OptionsKey(entry.getKey()));
 119                 optionsBuilder.setOption(entry.getKey());
 120                 optionsBuilder.setValue(entry.getValue());
 121                 optionsList.add(optionsBuilder.build());
 122             }
 123             tpAugmentationBuilder.setOptions(optionsList);
 124         }
 125
 126         if (vlanId != 0) {
 127                 tpAugmentationBuilder.setVlanMode(OvsdbPortInterfaceAttributes.VlanMode.Access);
 128                 tpAugmentationBuilder.setVlanTag(new VlanId(vlanId));
 129         }
 130
 131         TerminationPointBuilder tpBuilder = new TerminationPointBuilder();
 132         tpBuilder.setKey(InstanceIdentifier.keyOf(tpIid));
 133         tpBuilder.addAugmentation(OvsdbTerminationPointAugmentation.class, tpAugmentationBuilder.build());
 134
 135         t.put(LogicalDatastoreType.CONFIGURATION, tpIid, tpBuilder.build(), true);
 136     }
 137
 138     private static InstanceIdentifier<TerminationPoint> createTerminationPointInstanceIdentifier(Node node,
 139                                                                                                  String portName){
 140         InstanceIdentifier<TerminationPoint> terminationPointPath = InstanceIdentifier
 141                 .create(NetworkTopology.class)
 142                 .child(Topology.class, new TopologyKey(OVSDB_TOPOLOGY_ID))
 143                 .child(Node.class,node.getKey())
 144                 .child(TerminationPoint.class, new TerminationPointKey(new TpId(portName)));
 145
 146         LOG.debug("Termination point InstanceIdentifier generated : {}", terminationPointPath);
 147         return terminationPointPath;
 148     }
 149
 150     public static InstanceIdentifier<TerminationPoint> createTerminationPointInstanceIdentifier(NodeKey nodekey,
 151                                                                                                 String portName){
 152         InstanceIdentifier<TerminationPoint> terminationPointPath = InstanceIdentifier
 153                 .create(NetworkTopology.class)
 154                 .child(Topology.class, new TopologyKey(OVSDB_TOPOLOGY_ID))
 155                 .child(Node.class,nodekey)
 156                 .child(TerminationPoint.class, new TerminationPointKey(new TpId(portName)));
 157
 158         LOG.debug("Termination point InstanceIdentifier generated : {}",terminationPointPath);
 159         return terminationPointPath;
 160     }
 161 }