hwvtepsouthbound/hwvtepsouthbound-impl/src/main/java/org/opendaylight/ovsdb/hwvtepsouthbound/HwvtepSouthboundMapper.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
   9 package org.opendaylight.ovsdb.hwvtepsouthbound;
  10
  11 import java.net.Inet4Address;
  12 import java.net.Inet6Address;
  13 import java.net.InetAddress;
  14 import java.net.UnknownHostException;
  15
  16 import org.opendaylight.ovsdb.lib.OvsdbClient;
  17 import org.opendaylight.ovsdb.schema.hardwarevtep.Global;
  18 import org.opendaylight.ovsdb.schema.hardwarevtep.LogicalSwitch;
  19 import org.opendaylight.ovsdb.schema.hardwarevtep.PhysicalLocator;
  20 import org.opendaylight.ovsdb.schema.hardwarevtep.PhysicalSwitch;
  21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IpAddress;
  22 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv4Address;
  23 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv6Address;
  24 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.PortNumber;
  25 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Uri;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.ConnectionInfo;
  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.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LogicalSwitchesKey;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.EncapsulationTypeBase;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.EncapsulationTypeVxlanOverIpv4;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepGlobalAugmentation;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepNodeName;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.ConnectionInfoBuilder;
  34 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
  35 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
  36 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TpId;
  37 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
  38 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey;
  39 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  40 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeKey;
  41 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPoint;
  42 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPointKey;
  43 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  44 import org.slf4j.Logger;
  45 import org.slf4j.LoggerFactory;
  46
  47 import com.google.common.base.Preconditions;
  48 import com.google.common.collect.ImmutableBiMap;
  49
  50 public class HwvtepSouthboundMapper {
  51     private static final Logger LOG = LoggerFactory.getLogger(HwvtepSouthboundMapper.class);
  52     private static final String N_CONNECTIONS_STR = "n_connections";
  53
  54     public static InstanceIdentifier<Node> createInstanceIdentifier(NodeId nodeId) {
  55         return InstanceIdentifier
  56                 .create(NetworkTopology.class)
  57                 .child(Topology.class, new TopologyKey(HwvtepSouthboundConstants.HWVTEP_TOPOLOGY_ID))
  58                 .child(Node.class,new NodeKey(nodeId));
  59     }
  60
  61     public static InstanceIdentifier<Node> createInstanceIdentifier (OvsdbClient client) {
  62         return createInstanceIdentifier(createIpAddress(client.getConnectionInfo().getRemoteAddress()),
  63                         new PortNumber(client.getConnectionInfo().getRemotePort()));
  64     }
  65
  66     private static InstanceIdentifier<Node> createInstanceIdentifier(IpAddress ip, PortNumber port) {
  67         String uriString = HwvtepSouthboundConstants.HWVTEP_URI_PREFIX + "://"
  68                 + String.valueOf(ip.getValue()) + ":" + port.getValue();
  69         Uri uri = new Uri(uriString);
  70         NodeId nodeId = new NodeId(uri);
  71         InstanceIdentifier<Node> path = InstanceIdentifier.create(NetworkTopology.class)
  72                         .child(Topology.class, new TopologyKey(HwvtepSouthboundConstants.HWVTEP_TOPOLOGY_ID))
  73                         .child(Node.class,new NodeKey(nodeId));
  74         LOG.debug("Created ovsdb path: {}",path);
  75         return path;
  76     }
  77
  78     public static NodeId createManagedNodeId(InstanceIdentifier<Node> iid) {
  79         NodeKey nodeKey = iid.firstKeyOf(Node.class, NodeKey.class);
  80         return nodeKey.getNodeId();
  81     }
  82
  83     public static IpAddress createIpAddress(InetAddress address) {
  84         IpAddress ip = null;
  85         if (address instanceof Inet4Address) {
  86             ip = createIpAddress((Inet4Address)address);
  87         } else if (address instanceof Inet6Address) {
  88             ip = createIpAddress((Inet6Address)address);
  89         }
  90         return ip;
  91     }
  92
  93     public static IpAddress createIpAddress(Inet4Address address) {
  94         Ipv4Address ipv4 = new Ipv4Address(address.getHostAddress());
  95         return new IpAddress(ipv4);
  96     }
  97
  98     public static IpAddress createIpAddress(Inet6Address address) {
  99         Ipv6Address ipv6 = new Ipv6Address(address.getHostAddress());
 100         return new IpAddress(ipv6);
 101     }
 102
 103     public static ConnectionInfo createConnectionInfo(OvsdbClient client) {
 104         ConnectionInfoBuilder connectionInfoBuilder = new ConnectionInfoBuilder();
 105         connectionInfoBuilder.setRemoteIp(createIpAddress(client.getConnectionInfo().getRemoteAddress()));
 106         connectionInfoBuilder.setRemotePort(new PortNumber(client.getConnectionInfo().getRemotePort()));
 107         connectionInfoBuilder.setLocalIp(createIpAddress(client.getConnectionInfo().getLocalAddress()));
 108         connectionInfoBuilder.setLocalPort(new PortNumber(client.getConnectionInfo().getLocalPort()));
 109         return connectionInfoBuilder.build();
 110     }
 111
 112     public static ConnectionInfo suppressLocalIpPort(ConnectionInfo connectionInfo) {
 113         ConnectionInfoBuilder connectionInfoBuilder = new ConnectionInfoBuilder();
 114         connectionInfoBuilder.setRemoteIp(connectionInfo.getRemoteIp());
 115         connectionInfoBuilder.setRemotePort(connectionInfo.getRemotePort());
 116         return connectionInfoBuilder.build();
 117     }
 118
 119     public static InetAddress createInetAddress(IpAddress ip) throws UnknownHostException {
 120         if (ip.getIpv4Address() != null) {
 121             return InetAddress.getByName(ip.getIpv4Address().getValue());
 122         } else if (ip.getIpv6Address() != null) {
 123             return InetAddress.getByName(ip.getIpv6Address().getValue());
 124         } else {
 125             throw new UnknownHostException("IP Address has no value");
 126         }
 127     }
 128
 129     public static InstanceIdentifier<Node> getInstanceIdentifier(Global global) {
 130         String nodeString = HwvtepSouthboundConstants.HWVTEP_URI_PREFIX + "://" +
 131                 HwvtepSouthboundConstants.UUID + "/" + global.getUuid().toString();
 132         NodeId nodeId = new NodeId(new Uri(nodeString));
 133         NodeKey nodeKey = new NodeKey(nodeId);
 134         TopologyKey topoKey = new TopologyKey(HwvtepSouthboundConstants.HWVTEP_TOPOLOGY_ID);
 135         return InstanceIdentifier.builder(NetworkTopology.class)
 136                 .child(Topology.class, topoKey)
 137                 .child(Node.class, nodeKey)
 138                 .build();
 139     }
 140
 141     public static InstanceIdentifier<Node> createInstanceIdentifier(HwvtepConnectionInstance client,
 142                     PhysicalSwitch pSwitch) {
 143         String nodeString = client.getNodeKey().getNodeId().getValue() + "/physicalswitch/" + pSwitch.getName();
 144         NodeId nodeId = new NodeId(new Uri(nodeString));
 145         NodeKey nodeKey = new NodeKey(nodeId);
 146         return InstanceIdentifier.builder(NetworkTopology.class)
 147                         .child(Topology.class, new TopologyKey(HwvtepSouthboundConstants.HWVTEP_TOPOLOGY_ID))
 148                         .child(Node.class, nodeKey).build();
 149     }
 150
 151     public static InstanceIdentifier<LogicalSwitches> createInstanceIdentifier(HwvtepConnectionInstance client,
 152                     LogicalSwitch lSwitch) {
 153         InstanceIdentifier<LogicalSwitches> iid = null;
 154         iid = InstanceIdentifier.builder(NetworkTopology.class)
 155                         .child(Topology.class, new TopologyKey(HwvtepSouthboundConstants.HWVTEP_TOPOLOGY_ID))
 156                         .child(Node.class, client.getNodeKey()).augmentation(HwvtepGlobalAugmentation.class)
 157                         .child(LogicalSwitches.class, new LogicalSwitchesKey(new HwvtepNodeName(lSwitch.getName())))
 158                         .build();
 159         /* TODO: Will this work instead to make it simpler?
 160         iid = client.getInstanceIdentifier().builder()
 161             .child(LogicalSwitches.class, new LogicalSwitchesKey(new HwvtepNodeName(lSwitch.getName())))).build()
 162          */
 163         return iid;
 164     }
 165
 166     public static Class<? extends EncapsulationTypeBase> createEncapsulationType(String type) {
 167         Preconditions.checkNotNull(type);
 168         if (type.isEmpty()) {
 169             return EncapsulationTypeVxlanOverIpv4.class;
 170         } else {
 171             ImmutableBiMap<String, Class<? extends EncapsulationTypeBase>> mapper =
 172                     HwvtepSouthboundConstants.ENCAPS_TYPE_MAP.inverse();
 173             return mapper.get(type);
 174         }
 175     }
 176
 177     public static InstanceIdentifier<TerminationPoint> createInstanceIdentifier(InstanceIdentifier<Node> nodeIid,
 178                     PhysicalLocator physicalLocator) {
 179         return nodeIid.child(TerminationPoint.class, getTerminationPointKey(physicalLocator));
 180     }
 181
 182     public static TerminationPointKey getTerminationPointKey(PhysicalLocator pLoc) {
 183         TerminationPointKey tpKey = null;
 184         if(pLoc.getEncapsulationTypeColumn().getData() != null &&
 185                         pLoc.getDstIpColumn().getData() != null) {
 186             String tpKeyStr = pLoc.getEncapsulationTypeColumn().getData()+':'+pLoc.getDstIpColumn().getData();
 187             tpKey = new TerminationPointKey(new TpId(tpKeyStr));
 188         }
 189         return tpKey;
 190     }
 191
 192     public static String getRandomUUID() {
 193         return "Random_" + java.util.UUID.randomUUID().toString().replace("-", "");
 194     }
 195 }