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.IfL2vlan;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.IfTunnel;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.TunnelTypeGre;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.TunnelTypeVxlan;
  25 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
  26 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TopologyId;
  27 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TpId;
  28 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
  29 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey;
  30 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  31 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeKey;
  32 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPoint;
  33 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPointBuilder;
  34 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPointKey;
  35 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  36 import org.slf4j.Logger;
  37 import org.slf4j.LoggerFactory;
  38
  39 import java.util.ArrayList;
  40 import java.util.List;
  41 import java.util.Map;
  42
  43 public class SouthboundUtils {
  44     private static final Logger LOG = LoggerFactory.getLogger(SouthboundUtils.class);
  45     public static final TopologyId OVSDB_TOPOLOGY_ID = new TopologyId(new Uri("ovsdb:1"));
  46
  47     public static void addPortToBridge(InstanceIdentifier<?> bridgeIid, Interface iface,
  48                                        OvsdbBridgeAugmentation bridgeAugmentation, String bridgeName,
  49                                        String portName, DataBroker dataBroker, List<ListenableFuture<Void>> futures) {
  50         WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
  51         IfTunnel ifTunnel = iface.getAugmentation(IfTunnel.class);
  52         if (ifTunnel != null) {
  53             addTunnelPortToBridge(ifTunnel, bridgeIid, iface, bridgeAugmentation, bridgeName, portName, dataBroker, tx);
  54         }
  55
  56         IfL2vlan ifL2vlan = iface.getAugmentation(IfL2vlan.class);
  57         if (ifL2vlan != null) {
  58             addVlanPortToBridge(bridgeIid, ifL2vlan, bridgeAugmentation, bridgeName, portName, dataBroker, tx);
  59         }
  60         futures.add(tx.submit());
  61     }
  62
  63     private static void addVlanPortToBridge(InstanceIdentifier<?> bridgeIid, IfL2vlan ifL2vlan,
  64                                               OvsdbBridgeAugmentation bridgeAugmentation, String bridgeName,
  65                                               String portName, DataBroker dataBroker, WriteTransaction t) {
  66         int vlanId = ifL2vlan.getVlanId().getValue();
  67         addTerminationPoint(bridgeIid, bridgeAugmentation, bridgeName, portName, vlanId, null, null, dataBroker, t);
  68     }
  69
  70     private static void addTunnelPortToBridge(IfTunnel ifTunnel, InstanceIdentifier<?> bridgeIid, Interface iface,
  71                                              OvsdbBridgeAugmentation bridgeAugmentation, String bridgeName,
  72                                              String portName, DataBroker dataBroker, WriteTransaction t) {
  73         Class type = null;
  74         LOG.debug("adding tunnel port {} to bridge {}",portName, bridgeName);
  75
  76         if (ifTunnel.getTunnelInterfaceType().isAssignableFrom(TunnelTypeGre.class)) {
  77             type = InterfaceTypeGre.class;
  78         } else if (ifTunnel.getTunnelInterfaceType().isAssignableFrom(TunnelTypeVxlan.class)) {
  79             type = InterfaceTypeVxlan.class;
  80         }
  81
  82         if (type == null) {
  83             LOG.warn("Unknown Tunnel Type obtained while creating interface: {}", iface);
  84             return;
  85         }
  86
  87         int vlanId = 0;
  88         IfL2vlan ifL2vlan = iface.getAugmentation(IfL2vlan.class);
  89         if (ifL2vlan != null) {
  90             vlanId = ifL2vlan.getVlanId().getValue();
  91         }
  92
  93         Map<String, String> options = Maps.newHashMap();
  94         options.put("key", "flow");
  95
  96         IpAddress localIp = ifTunnel.getTunnelSource();
  97         options.put("local_ip", localIp.getIpv4Address().getValue());
  98
  99         IpAddress remoteIp = ifTunnel.getTunnelDestination();
 100         options.put("remote_ip", remoteIp.getIpv4Address().getValue());
 101
 102         addTerminationPoint(bridgeIid, bridgeAugmentation, bridgeName, portName, vlanId, type, options, dataBroker, t);
 103     }
 104
 105     private static void addTerminationPoint(InstanceIdentifier<?> bridgeIid, OvsdbBridgeAugmentation bridgeNode,
 106                                             String bridgeName, String portName, int vlanId, Class type,
 107                                             Map<String, String> options, DataBroker dataBroker, WriteTransaction t) {
 108         InstanceIdentifier<TerminationPoint> tpIid = createTerminationPointInstanceIdentifier(
 109                 InstanceIdentifier.keyOf(bridgeIid.firstIdentifierOf(Node.class)), portName);
 110         OvsdbTerminationPointAugmentationBuilder tpAugmentationBuilder = new OvsdbTerminationPointAugmentationBuilder();
 111
 112         tpAugmentationBuilder.setName(portName);
 113
 114         if (type != null) {
 115             tpAugmentationBuilder.setInterfaceType(type);
 116         }
 117
 118         if (options != null) {
 119             List<Options> optionsList = new ArrayList<Options>();
 120             for (Map.Entry<String, String> entry : options.entrySet()) {
 121                 OptionsBuilder optionsBuilder = new OptionsBuilder();
 122                 optionsBuilder.setKey(new OptionsKey(entry.getKey()));
 123                 optionsBuilder.setOption(entry.getKey());
 124                 optionsBuilder.setValue(entry.getValue());
 125                 optionsList.add(optionsBuilder.build());
 126             }
 127             tpAugmentationBuilder.setOptions(optionsList);
 128         }
 129
 130         if (vlanId != 0) {
 131                 tpAugmentationBuilder.setVlanMode(OvsdbPortInterfaceAttributes.VlanMode.Access);
 132                 tpAugmentationBuilder.setVlanTag(new VlanId(vlanId));
 133         }
 134
 135         TerminationPointBuilder tpBuilder = new TerminationPointBuilder();
 136         tpBuilder.setKey(InstanceIdentifier.keyOf(tpIid));
 137         tpBuilder.addAugmentation(OvsdbTerminationPointAugmentation.class, tpAugmentationBuilder.build());
 138
 139         t.put(LogicalDatastoreType.CONFIGURATION, tpIid, tpBuilder.build(), true);
 140     }
 141
 142     private static InstanceIdentifier<TerminationPoint> createTerminationPointInstanceIdentifier(Node node,
 143                                                                                                  String portName){
 144         InstanceIdentifier<TerminationPoint> terminationPointPath = InstanceIdentifier
 145                 .create(NetworkTopology.class)
 146                 .child(Topology.class, new TopologyKey(OVSDB_TOPOLOGY_ID))
 147                 .child(Node.class,node.getKey())
 148                 .child(TerminationPoint.class, new TerminationPointKey(new TpId(portName)));
 149
 150         LOG.debug("Termination point InstanceIdentifier generated : {}", terminationPointPath);
 151         return terminationPointPath;
 152     }
 153
 154     public static InstanceIdentifier<TerminationPoint> createTerminationPointInstanceIdentifier(NodeKey nodekey,
 155                                                                                                 String portName){
 156         InstanceIdentifier<TerminationPoint> terminationPointPath = InstanceIdentifier
 157                 .create(NetworkTopology.class)
 158                 .child(Topology.class, new TopologyKey(OVSDB_TOPOLOGY_ID))
 159                 .child(Node.class,nodekey)
 160                 .child(TerminationPoint.class, new TerminationPointKey(new TpId(portName)));
 161
 162         LOG.debug("Termination point InstanceIdentifier generated : {}",terminationPointPath);
 163         return terminationPointPath;
 164     }
 165 }