mappingservice/lisp-proto/src/main/java/org/opendaylight/lispflowmapping/lisp/util/LispAddressUtil.java

   1 /*
   2  * Copyright (c) 2014 Contextream, Inc. 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.lispflowmapping.lisp.util;
   9
  10 import com.google.common.net.InetAddresses;
  11 import java.net.Inet4Address;
  12 import java.net.Inet6Address;
  13 import java.net.InetAddress;
  14 import java.util.ArrayList;
  15 import java.util.List;
  16 import java.util.regex.Pattern;
  17 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.AsNumber;
  18 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IpAddress;
  19 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IpPrefix;
  20 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv4Address;
  21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv4Prefix;
  22 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv6Address;
  23 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv6Prefix;
  24 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.AsNumberAfi;
  25 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.DistinguishedNameAfi;
  26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.DistinguishedNameType;
  27 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.ExplicitLocatorPathLcaf;
  28 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.InstanceIdType;
  29 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.Ipv4Afi;
  30 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.Ipv4PrefixAfi;
  31 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.Ipv6Afi;
  32 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.Ipv6PrefixAfi;
  33 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.KeyValueAddressLcaf;
  34 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.LispAddressFamily;
  35 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.MacAfi;
  36 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.NoAddressAfi;
  37 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.ServicePathIdType;
  38 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.ServicePathLcaf;
  39 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.SimpleAddress;
  40 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.SourceDestKeyLcaf;
  41 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.Address;
  42 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.AsNumberBuilder;
  43 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.DistinguishedNameBuilder;
  44 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.Ipv4;
  45 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.Ipv4Builder;
  46 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.Ipv4PrefixBuilder;
  47 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.Ipv6;
  48 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.Ipv6Builder;
  49 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.Ipv6PrefixBuilder;
  50 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.KeyValueAddress;
  51 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.MacBuilder;
  52 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.NoAddressBuilder;
  53 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.ServicePathBuilder;
  54 import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.eid.container.Eid;
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.eid.container.EidBuilder;
  56 import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.locatorrecords.LocatorRecord;
  57 import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.locatorrecords.LocatorRecordBuilder;
  58 import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.rloc.container.Rloc;
  59 import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.rloc.container.RlocBuilder;
  60 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.key.value.address.KeyValueAddressBuilder;
  61 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.service.path.ServicePath;
  62 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.source.dest.key.SourceDestKey;
  63 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.source.dest.key.SourceDestKeyBuilder;
  64 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.MacAddress;
  65 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.explicit.locator.path.ExplicitLocatorPathBuilder;
  66 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.explicit.locator.path.explicit.locator.path.Hop;
  67 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.explicit.locator.path.explicit.locator.path.Hop.LrsBits;
  68 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.explicit.locator.path.explicit.locator.path.HopBuilder;
  69 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IetfInetUtil;
  70 import org.slf4j.Logger;
  71 import org.slf4j.LoggerFactory;
  72
  73 public final class LispAddressUtil {
  74     protected static final Logger LOG = LoggerFactory.getLogger(LispAddressUtil.class);
  75
  76     public static final short STARTING_SERVICE_INDEX = 255;
  77     private static final Pattern IP4_PATTERN =
  78             Pattern.compile("(([01]?\\d\\d?|2[0-4]\\d|25[0-5])\\.){3}([01]?\\d\\d?|2[0-4]\\d|25[0-5])", Pattern.CASE_INSENSITIVE);
  79     private static final Pattern IP6_PATTERN =
  80             Pattern.compile("([0-9a-f]{1,4}:){7}([0-9a-f]){1,4}", Pattern.CASE_INSENSITIVE);
  81
  82     // Utility class, should not be instantiated
  83     private LispAddressUtil() {
  84     }
  85
  86     public static Class<? extends LispAddressFamily> addressTypeFromSimpleAddress(SimpleAddress address) {
  87         if (address.getIpAddress() != null) {
  88             return addressTypeFromIpAddress(address.getIpAddress());
  89         } else if (address.getIpPrefix() != null) {
  90             return addressTypeFromIpPrefix(address.getIpPrefix());
  91         } else if (address.getMacAddress() != null) {
  92             return MacAfi.class;
  93         } else if (address.getDistinguishedNameType() != null) {
  94             return DistinguishedNameAfi.class;
  95         } else if (address.getAsNumber() != null) {
  96             return AsNumberAfi.class;
  97         }
  98         return null;
  99     }
 100
 101     public static Address addressFromSimpleAddress(SimpleAddress address) {
 102         if (address.getIpAddress() != null) {
 103             return addressFromIpAddress(address.getIpAddress());
 104         } else if (address.getIpPrefix() != null) {
 105             return addressFromIpPrefix(address.getIpPrefix());
 106         } else if (address.getMacAddress() != null) {
 107             return addressFromMacAddress(address.getMacAddress());
 108         } else if (address.getDistinguishedNameType() != null) {
 109             return addressFromDistinguishedName(address.getDistinguishedNameType());
 110         } else if (address.getAsNumber() != null) {
 111             return addressFromAsNumber(address.getAsNumber());
 112         }
 113         return null;
 114     }
 115
 116     public static Class<? extends LispAddressFamily> addressTypeFromInet(InetAddress address) {
 117         if (address instanceof Inet4Address) {
 118             return Ipv4Afi.class;
 119         } else if (address instanceof Inet6Address) {
 120             return Ipv6Afi.class;
 121         }
 122         return null;
 123     }
 124
 125     public static Address addressFromInet(InetAddress address) {
 126         if (address instanceof Inet4Address) {
 127             return (Address) new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.Ipv4Builder()
 128             .setIpv4(IetfInetUtil.INSTANCE.ipv4AddressFor(address)).build();
 129         } else if (address instanceof Inet6Address) {
 130             return (Address) new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.Ipv6Builder()
 131             .setIpv6(IetfInetUtil.INSTANCE.ipv6AddressFor(address)).build();
 132         }
 133         return null;
 134     }
 135
 136     public static Class<? extends LispAddressFamily> addressTypeFromIpAddress(IpAddress address) {
 137         if (address == null) {
 138             return null;
 139         } else if (address.getIpv4Address() != null) {
 140             return Ipv4Afi.class;
 141         } else if (address.getIpv6Address() != null) {
 142             return Ipv6Afi.class;
 143         }
 144         return null;
 145     }
 146
 147     public static Address addressFromIpAddress(IpAddress address) {
 148         if (address == null) {
 149             return null;
 150         } else if (address.getIpv4Address() != null) {
 151             return (Address) new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.Ipv4Builder().setIpv4(address.getIpv4Address()).build();
 152         } else if (address.getIpv6Address() != null) {
 153             return (Address) new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.Ipv6Builder().setIpv6(address.getIpv6Address()).build();
 154         }
 155         return null;
 156     }
 157
 158     public static Class<? extends LispAddressFamily> addressTypeFromIpPrefix(IpPrefix address) {
 159         if (address == null) {
 160             return null;
 161         } else if (address.getIpv4Prefix() != null) {
 162             return Ipv4PrefixAfi.class;
 163         } else if (address.getIpv6Prefix() != null) {
 164             return Ipv6PrefixAfi.class;
 165         }
 166         return null;
 167     }
 168
 169     public static Address addressFromIpPrefix(IpPrefix address) {
 170         if (address == null) {
 171             return null;
 172         } else if (address.getIpv4Prefix() != null) {
 173             return (Address) new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.Ipv4PrefixBuilder().setIpv4Prefix(address.getIpv4Prefix()).build();
 174         } else if (address.getIpv6Prefix() != null) {
 175             return (Address) new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.Ipv6PrefixBuilder().setIpv6Prefix(address.getIpv6Prefix()).build();
 176         }
 177         return null;
 178     }
 179
 180     public static Address addressFromMacAddress(MacAddress address) {
 181         if (address == null) {
 182             return null;
 183         } else {
 184             return (Address) new MacBuilder().setMac(address).build();
 185         }
 186     }
 187
 188     public static Address addressFromServicePath(ServicePath address) {
 189         if (address == null) {
 190             return null;
 191         } else {
 192             return (Address) new ServicePathBuilder().setServicePath(address).build();
 193         }
 194     }
 195
 196     public static Address addressFromDistinguishedName(DistinguishedNameType address) {
 197         if (address == null) {
 198             return null;
 199         } else {
 200             return (Address) new DistinguishedNameBuilder().setDistinguishedName(address).build();
 201         }
 202     }
 203
 204     public static Address addressFromAsNumber(AsNumber address) {
 205         if (address == null) {
 206             return null;
 207         } else {
 208             return (Address) new AsNumberBuilder().setAsNumber(address).build();
 209         }
 210     }
 211     public static Rloc toRloc(SimpleAddress address) {
 212         RlocBuilder builder = new RlocBuilder();
 213         builder.setAddressType(addressTypeFromSimpleAddress(address));
 214         builder.setVirtualNetworkId(null);
 215         builder.setAddress(addressFromSimpleAddress(address));
 216         return builder.build();
 217     }
 218
 219     public static Rloc toRloc(InetAddress address) {
 220         RlocBuilder builder = new RlocBuilder();
 221         builder.setAddressType(addressTypeFromInet(address));
 222         builder.setVirtualNetworkId(null);
 223         builder.setAddress(addressFromInet(address));
 224         return builder.build();
 225     }
 226
 227     public static Rloc toRloc(Ipv4Address address) {
 228         RlocBuilder builder = new RlocBuilder();
 229         builder.setAddressType(Ipv4Afi.class);
 230         builder.setVirtualNetworkId(null);
 231         builder.setAddress((Address) new Ipv4Builder().setIpv4(address).build());
 232         return builder.build();
 233     }
 234
 235     public static Rloc toRloc(Ipv6Address address) {
 236         RlocBuilder builder = new RlocBuilder();
 237         builder.setAddressType(Ipv6Afi.class);
 238         builder.setVirtualNetworkId(null);
 239         builder.setAddress((Address) new Ipv6Builder().setIpv6(address).build());
 240         return builder.build();
 241     }
 242
 243     public static Rloc asIpv4Rloc(String address) {
 244         return toRloc(new Ipv4Address(address));
 245     }
 246
 247     public static Rloc asIpv6Rloc(String address) {
 248         return toRloc(new Ipv6Address(address));
 249     }
 250
 251     public static Eid toEid(Ipv4Prefix prefix, InstanceIdType vni) {
 252         EidBuilder builder = new EidBuilder();
 253         builder.setAddressType(Ipv4PrefixAfi.class);
 254         builder.setVirtualNetworkId(vni);
 255         builder.setAddress((Address) new Ipv4PrefixBuilder().setIpv4Prefix(prefix).build());
 256         return builder.build();
 257     }
 258
 259     public static Eid toEid(Ipv4Address prefix, InstanceIdType vni) {
 260         EidBuilder builder = new EidBuilder();
 261         builder.setAddressType(Ipv4Afi.class);
 262         builder.setVirtualNetworkId(vni);
 263         builder.setAddress((Address) new Ipv4Builder().setIpv4(prefix).build());
 264         return builder.build();
 265     }
 266
 267     // XXX getMapping rcp fails if VNI set to 0
 268     public static Eid toEidNoVni(IpPrefix prefix) {
 269         EidBuilder builder = new EidBuilder();
 270         builder.setAddress(addressFromIpPrefix(prefix));
 271         builder.setAddressType(addressTypeFromIpPrefix(prefix));
 272         return builder.build();
 273     }
 274
 275     public static Eid toEid(IpPrefix prefix, InstanceIdType vni) {
 276         EidBuilder builder = new EidBuilder();
 277         builder.setAddress(addressFromIpPrefix(prefix));
 278         builder.setAddressType(addressTypeFromIpPrefix(prefix));
 279         builder.setVirtualNetworkId(vni);
 280         return builder.build();
 281     }
 282
 283     public static Eid toIpPrefixEid(IpAddress addr, int vni) {
 284         // If you touch this, be sure that sfclisp compiles!
 285         int mask = addressTypeFromIpAddress(addr) == Ipv4Afi.class ? 32 : 128;
 286         IpPrefix prefix = asIpPrefix(addr.getValue().toString(), mask);
 287         // XXX getMapping rcp fails if VNI set to 0
 288         return toEidNoVni(prefix);
 289     }
 290
 291     public static Eid asEid(SimpleAddress address, InstanceIdType vni) {
 292         EidBuilder builder = new EidBuilder();
 293         builder.setAddressType(addressTypeFromSimpleAddress(address));
 294         builder.setVirtualNetworkId(vni);
 295         // XXX Not sure if the below actually works as expected... also, what happens to AFI?
 296         builder.setAddress(addressFromSimpleAddress(address));
 297         return builder.build();
 298     }
 299
 300     public static Eid asIpv4PrefixEid(String prefix) {
 301         return toEid(new Ipv4Prefix(prefix), null);
 302     }
 303
 304     public static Eid asIpv4Eid(String address) {
 305         return toEid(new Ipv4Address(address), null);
 306     }
 307
 308     public static Eid toEid(Ipv6Prefix prefix, InstanceIdType vni) {
 309         EidBuilder builder = new EidBuilder();
 310         builder.setAddressType(Ipv6PrefixAfi.class);
 311         builder.setVirtualNetworkId(vni);
 312         builder.setAddress((Address) new Ipv6PrefixBuilder().setIpv6Prefix(prefix).build());
 313         return builder.build();
 314     }
 315
 316     public static Eid toEid(Ipv6Address prefix, InstanceIdType vni) {
 317         EidBuilder builder = new EidBuilder();
 318         builder.setAddressType(Ipv6Afi.class);
 319         builder.setVirtualNetworkId(vni);
 320         builder.setAddress((Address) new Ipv6Builder().setIpv6(prefix).build());
 321         return builder.build();
 322     }
 323
 324     public static Eid asIpv6Eid(String address, long vni) {
 325         return toEid(new Ipv6Address(address), new InstanceIdType(vni));
 326     }
 327
 328     public static Eid asIpv6PrefixEid(String prefix) {
 329         return toEid(new Ipv6Prefix(prefix), null);
 330     }
 331
 332     public static Eid asIpv6Eid(String address) {
 333         return toEid(new Ipv6Address(address), null);
 334     }
 335
 336     public static Eid asIpv4Eid(String address, long vni) {
 337         return toEid(new Ipv4Address(address), new InstanceIdType(vni));
 338     }
 339
 340     public static int ipVersionFromString(String ip) {
 341         if (IP4_PATTERN.matcher(ip).matches()) {
 342             return 4;
 343         } else if (IP6_PATTERN.matcher(ip).matches()) {
 344             return 6;
 345         } else {
 346             return 0;
 347         }
 348     }
 349
 350     public static IpPrefix asIpPrefix(String addr, int mask) {
 351         int version = ipVersionFromString(addr);
 352         if (version == 4 && (mask >= 0 && mask <= 32)) {
 353             return new IpPrefix(new Ipv4Prefix(addr + "/" + mask));
 354         } else if (version == 6 && (mask >=0 && mask <= 128)) {
 355             return new IpPrefix(new Ipv6Prefix(addr + "/" + mask));
 356         } else {
 357             return null;
 358         }
 359     }
 360
 361     public static Eid asIpv4PrefixEid(Ipv4Address addr, InstanceIdType vni) {
 362         return toEid(new IpPrefix(IetfInetUtil.INSTANCE.ipv4PrefixFor(addr)), vni);
 363     }
 364
 365     public static Eid asIpv6PrefixEid(Ipv6Address addr, InstanceIdType vni) {
 366         return toEid(new IpPrefix(IetfInetUtil.INSTANCE.ipv6PrefixFor(addr)), vni);
 367     }
 368
 369     public static Eid asIpv4PrefixEid(Eid eid, Inet4Address address, short mask) {
 370         EidBuilder builder = new EidBuilder();
 371         builder.setAddressType(eid.getAddressType());
 372         builder.setVirtualNetworkId(eid.getVirtualNetworkId());
 373         builder.setAddress(new Ipv4PrefixBuilder().setIpv4Prefix(IetfInetUtil.INSTANCE.ipv4PrefixFor(address, mask)).build());
 374         return builder.build();
 375     }
 376
 377     public static Eid asIpv6PrefixEid(Eid eid, Inet6Address address, short mask) {
 378         EidBuilder builder = new EidBuilder();
 379         builder.setAddressType(eid.getAddressType());
 380         builder.setVirtualNetworkId(eid.getVirtualNetworkId());
 381         builder.setAddress(new Ipv6PrefixBuilder().setIpv6Prefix(IetfInetUtil.INSTANCE.ipv6PrefixFor(address, mask)).build());
 382         return builder.build();
 383     }
 384
 385     public static Eid asServicePathEid(long vni, long servicePathId, short serviceIndex) {
 386         EidBuilder eb = new EidBuilder();
 387         eb.setAddressType(ServicePathLcaf.class);
 388         if (vni >= 0) {
 389             eb.setVirtualNetworkId(new InstanceIdType(vni));
 390         }
 391         org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.service.path.ServicePathBuilder spb = new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.service.path.ServicePathBuilder();
 392         spb.setServicePathId(new ServicePathIdType(servicePathId));
 393         spb.setServiceIndex(serviceIndex);
 394         return eb.setAddress(addressFromServicePath(spb.build())).build();
 395     }
 396
 397     public static Eid toEid(MacAddress mac, InstanceIdType vni) {
 398         EidBuilder builder = new EidBuilder();
 399         builder.setAddressType(MacAfi.class);
 400         builder.setVirtualNetworkId(vni);
 401         builder.setAddress((Address) new MacBuilder().setMac(mac).build());
 402         return builder.build();
 403     }
 404
 405     public static Eid asMacEid(String address, long vni) {
 406         return toEid(new MacAddress(address), new InstanceIdType(vni));
 407     }
 408
 409     public static Eid asMacEid(String address) {
 410         return toEid(new MacAddress(address), null);
 411     }
 412
 413     public static Eid toEid(DistinguishedNameType dn, InstanceIdType vni) {
 414         EidBuilder builder = new EidBuilder();
 415         builder.setAddressType(DistinguishedNameAfi.class);
 416         builder.setVirtualNetworkId(vni);
 417         builder.setAddress((Address) new DistinguishedNameBuilder().setDistinguishedName(dn).build());
 418         return builder.build();
 419     }
 420
 421     public static Eid asDistinguishedNameEid(String address, long vni) {
 422         return toEid(new MacAddress(address), new InstanceIdType(vni));
 423     }
 424
 425     public static Eid asDistinguishedNameEid(String address) {
 426         return toEid(new DistinguishedNameType(address), null);
 427     }
 428
 429     public static Eid asKeyValueAddressEid(SimpleAddress key, SimpleAddress value) {
 430         KeyValueAddressBuilder kvab = new KeyValueAddressBuilder();
 431         kvab.setKey(key);
 432         kvab.setValue(value);
 433         KeyValueAddress address = new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.KeyValueAddressBuilder()
 434                 .setKeyValueAddress(kvab.build()).build();
 435         EidBuilder builder = new EidBuilder();
 436         builder.setAddressType(KeyValueAddressLcaf.class);
 437         builder.setVirtualNetworkId(null);
 438         builder.setAddress((Address) address);
 439         return builder.build();
 440     }
 441
 442     public static Rloc asKeyValueAddressRloc(SimpleAddress key, SimpleAddress value) {
 443         KeyValueAddressBuilder kvab = new KeyValueAddressBuilder();
 444         kvab.setKey(key);
 445         kvab.setValue(value);
 446         KeyValueAddress address = new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.KeyValueAddressBuilder()
 447                 .setKeyValueAddress(kvab.build()).build();
 448         RlocBuilder builder = new RlocBuilder();
 449         builder.setAddressType(KeyValueAddressLcaf.class);
 450         builder.setVirtualNetworkId(null);
 451         builder.setAddress((Address) address);
 452         return builder.build();
 453     }
 454
 455     public static Rloc asKeyValueAddress(String key, SimpleAddress value) {
 456         return asKeyValueAddressRloc(new SimpleAddress(new DistinguishedNameType(key)), value);
 457     }
 458
 459     public static SourceDestKey asSrcDst(String src, String dst, int smask, int dmask) {
 460         SourceDestKeyBuilder builder = new SourceDestKeyBuilder();
 461         builder.setSource(new SimpleAddress(asIpPrefix(src, smask)));
 462         builder.setDest(new SimpleAddress(asIpPrefix(dst, dmask)));
 463         return builder.build();
 464     }
 465
 466     public static Eid asSrcDstEid(String src, String dst, int smask, int dmask, int vni) {
 467         EidBuilder builder = new EidBuilder();
 468         builder.setAddressType(SourceDestKeyLcaf.class);
 469         builder.setVirtualNetworkId(new InstanceIdType(Long.valueOf(vni)));
 470         builder.setAddress(
 471                 new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.SourceDestKeyBuilder()
 472                         .setSourceDestKey(asSrcDst(src, dst, smask, dmask)).build());
 473
 474         return builder.build();
 475     }
 476
 477     public static Eid asSrcDstEid(SourceDestKey sd, InstanceIdType vni) {
 478         EidBuilder builder = new EidBuilder();
 479         builder.setAddressType(SourceDestKeyLcaf.class);
 480         builder.setVirtualNetworkId(vni);
 481         builder.setAddress(new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types
 482                 .rev151105.lisp.address.address.SourceDestKeyBuilder().setSourceDestKey(sd).build());
 483         return builder.build();
 484     }
 485
 486     public static Rloc asTeLcafRloc(List<IpAddress> hopList) {
 487         RlocBuilder teBuilder = new RlocBuilder();
 488         org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.ExplicitLocatorPathBuilder elpBuilder =
 489                 new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.ExplicitLocatorPathBuilder();
 490         ExplicitLocatorPathBuilder teAddrBuilder = new ExplicitLocatorPathBuilder();
 491         teAddrBuilder.setHop(new ArrayList<Hop>());
 492         for (IpAddress hop : hopList) {
 493             HopBuilder hopBuilder = new HopBuilder();
 494             hopBuilder.setAddress(new SimpleAddress(hop));
 495             hopBuilder.setHopId("Hop " + teAddrBuilder.getHop().size());
 496             hopBuilder.setLrsBits(new LrsBits(false, false, false));
 497             teAddrBuilder.getHop().add(hopBuilder.build());
 498         }
 499
 500         elpBuilder.setExplicitLocatorPath(teAddrBuilder.build());
 501         teBuilder.setAddress(elpBuilder.build());
 502         teBuilder.setAddressType(ExplicitLocatorPathLcaf.class);
 503         return teBuilder.build();
 504     }
 505
 506     public static List<LocatorRecord> asLocatorRecords(List<Rloc> locators) {
 507         List<LocatorRecord> locatorRecords = new ArrayList<LocatorRecord>();
 508         for (Rloc locator : locators) {
 509             LocatorRecordBuilder locatorBuilder = new LocatorRecordBuilder();
 510             locatorBuilder.setLocalLocator(false).setRlocProbed(false).setWeight((short) 1).setPriority((short) 1)
 511                     .setMulticastWeight((short) 1).setMulticastPriority((short) 1).setRouted(true)
 512                     .setRloc(locator).setLocatorId("SFC_LISP").build();
 513             locatorRecords.add(locatorBuilder.build());
 514         }
 515         return locatorRecords;
 516     }
 517
 518     public static Eid getNoAddressEid() {
 519         EidBuilder builder = new EidBuilder();
 520         builder.setAddressType(NoAddressAfi.class);
 521         builder.setVirtualNetworkId(null);
 522         builder.setAddress(new NoAddressBuilder().setNoAddress(true).build());
 523         return builder.build();
 524     }
 525
 526     public static InetAddress ipAddressToInet(Address addr) {
 527         if (addr instanceof Ipv4) {
 528             return InetAddresses.forString(((Ipv4) addr).getIpv4().getValue());
 529         } else if (addr instanceof Ipv6) {
 530             return InetAddresses.forString(((Ipv6) addr).getIpv6().getValue());
 531         } else {
 532             return null;
 533         }
 534     }
 535
 536     public static int compareInetAddresses(InetAddress a, InetAddress b) {
 537         int i;
 538         if (a instanceof Inet4Address && b instanceof Inet6Address) {
 539             return -1;
 540         } else if (a instanceof Inet6Address && b instanceof Inet4Address) {
 541             return 1;
 542         } else if (a instanceof Inet4Address && b instanceof Inet4Address) {
 543             byte[] aBytes = ((Inet4Address) a).getAddress();
 544             byte[] bBytes = ((Inet4Address) b).getAddress();
 545             for (i = 0; i < 4; i++) {
 546                 if (aBytes[i] < bBytes[i]) {
 547                     return -1;
 548                 } else if (aBytes[i] > bBytes[i]) {
 549                     return 1;
 550                 }
 551             }
 552             return 0;
 553         } else if (a instanceof Inet6Address && b instanceof Inet6Address) {
 554             byte[] aBytes = ((Inet4Address) a).getAddress();
 555             byte[] bBytes = ((Inet4Address) b).getAddress();
 556             for (i = 0; i < 16; i++) {
 557                 if (aBytes[i] < bBytes[i]) {
 558                     return -1;
 559                 } else if (aBytes[i] > bBytes[i]) {
 560                     return 1;
 561                 }
 562             }
 563             return 0;
 564         }
 565         return 0;
 566     }
 567 }