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.slf4j.Logger;
  70 import org.slf4j.LoggerFactory;
  71
  72 public final class LispAddressUtil {
  73     protected static final Logger LOG = LoggerFactory.getLogger(LispAddressUtil.class);
  74
  75     public static final short STARTING_SERVICE_INDEX = 255;
  76     private static final Pattern IP4_PATTERN =
  77             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);
  78     private static final Pattern IP6_PATTERN =
  79             Pattern.compile("([0-9a-f]{1,4}:){7}([0-9a-f]){1,4}", Pattern.CASE_INSENSITIVE);
  80
  81     // Utility class, should not be instantiated
  82     private LispAddressUtil() {
  83     }
  84
  85     public static Class<? extends LispAddressFamily> addressTypeFromSimpleAddress(SimpleAddress address) {
  86         if (address.getIpAddress() != null) {
  87             return addressTypeFromIpAddress(address.getIpAddress());
  88         } else if (address.getIpPrefix() != null) {
  89             return addressTypeFromIpPrefix(address.getIpPrefix());
  90         } else if (address.getMacAddress() != null) {
  91             return MacAfi.class;
  92         } else if (address.getDistinguishedNameType() != null) {
  93             return DistinguishedNameAfi.class;
  94         } else if (address.getAsNumber() != null) {
  95             return AsNumberAfi.class;
  96         }
  97         return null;
  98     }
  99
 100     public static Address addressFromSimpleAddress(SimpleAddress address) {
 101         if (address.getIpAddress() != null) {
 102             return addressFromIpAddress(address.getIpAddress());
 103         } else if (address.getIpPrefix() != null) {
 104             return addressFromIpPrefix(address.getIpPrefix());
 105         } else if (address.getMacAddress() != null) {
 106             return addressFromMacAddress(address.getMacAddress());
 107         } else if (address.getDistinguishedNameType() != null) {
 108             return addressFromDistinguishedName(address.getDistinguishedNameType());
 109         } else if (address.getAsNumber() != null) {
 110             return addressFromAsNumber(address.getAsNumber());
 111         }
 112         return null;
 113     }
 114
 115     public static Class<? extends LispAddressFamily> addressTypeFromInet(InetAddress address) {
 116         if (address instanceof Inet4Address) {
 117             return Ipv4Afi.class;
 118         } else if (address instanceof Inet6Address) {
 119             return Ipv6Afi.class;
 120         }
 121         return null;
 122     }
 123
 124     public static Address addressFromInet(InetAddress address) {
 125         if (address instanceof Inet4Address) {
 126             return (Address) new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.Ipv4Builder()
 127             .setIpv4(new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv4Address(address.getHostAddress())).build();
 128         } else if (address instanceof Inet6Address) {
 129             return (Address) new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.Ipv6Builder()
 130             .setIpv6(new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv6Address(address.getHostAddress())).build();
 131         }
 132         return null;
 133     }
 134
 135     public static Class<? extends LispAddressFamily> addressTypeFromIpAddress(IpAddress address) {
 136         if (address == null) {
 137             return null;
 138         } else if (address.getIpv4Address() != null) {
 139             return Ipv4Afi.class;
 140         } else if (address.getIpv6Address() != null) {
 141             return Ipv6Afi.class;
 142         }
 143         return null;
 144     }
 145
 146     public static Address addressFromIpAddress(IpAddress address) {
 147         if (address == null) {
 148             return null;
 149         } else if (address.getIpv4Address() != null) {
 150             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();
 151         } else if (address.getIpv6Address() != null) {
 152             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();
 153         }
 154         return null;
 155     }
 156
 157     public static Class<? extends LispAddressFamily> addressTypeFromIpPrefix(IpPrefix address) {
 158         if (address == null) {
 159             return null;
 160         } else if (address.getIpv4Prefix() != null) {
 161             return Ipv4PrefixAfi.class;
 162         } else if (address.getIpv6Prefix() != null) {
 163             return Ipv6PrefixAfi.class;
 164         }
 165         return null;
 166     }
 167
 168     public static Address addressFromIpPrefix(IpPrefix address) {
 169         if (address == null) {
 170             return null;
 171         } else if (address.getIpv4Prefix() != null) {
 172             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();
 173         } else if (address.getIpv6Prefix() != null) {
 174             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();
 175         }
 176         return null;
 177     }
 178
 179     public static Address addressFromMacAddress(MacAddress address) {
 180         if (address == null) {
 181             return null;
 182         } else {
 183             return (Address) new MacBuilder().setMac(address).build();
 184         }
 185     }
 186
 187     public static Address addressFromServicePath(ServicePath address) {
 188         if (address == null) {
 189             return null;
 190         } else {
 191             return (Address) new ServicePathBuilder().setServicePath(address).build();
 192         }
 193     }
 194
 195     public static Address addressFromDistinguishedName(DistinguishedNameType address) {
 196         if (address == null) {
 197             return null;
 198         } else {
 199             return (Address) new DistinguishedNameBuilder().setDistinguishedName(address).build();
 200         }
 201     }
 202
 203     public static Address addressFromAsNumber(AsNumber address) {
 204         if (address == null) {
 205             return null;
 206         } else {
 207             return (Address) new AsNumberBuilder().setAsNumber(address).build();
 208         }
 209     }
 210     public static Rloc toRloc(SimpleAddress address) {
 211         RlocBuilder builder = new RlocBuilder();
 212         builder.setAddressType(addressTypeFromSimpleAddress(address));
 213         builder.setVirtualNetworkId(null);
 214         builder.setAddress(addressFromSimpleAddress(address));
 215         return builder.build();
 216     }
 217
 218     public static Rloc toRloc(InetAddress address) {
 219         RlocBuilder builder = new RlocBuilder();
 220         builder.setAddressType(addressTypeFromInet(address));
 221         builder.setVirtualNetworkId(null);
 222         builder.setAddress(addressFromInet(address));
 223         return builder.build();
 224     }
 225
 226     public static Rloc toRloc(Ipv4Address address) {
 227         RlocBuilder builder = new RlocBuilder();
 228         builder.setAddressType(Ipv4Afi.class);
 229         builder.setVirtualNetworkId(null);
 230         builder.setAddress((Address) new Ipv4Builder().setIpv4(address).build());
 231         return builder.build();
 232     }
 233
 234     public static Rloc toRloc(Ipv6Address address) {
 235         RlocBuilder builder = new RlocBuilder();
 236         builder.setAddressType(Ipv6Afi.class);
 237         builder.setVirtualNetworkId(null);
 238         builder.setAddress((Address) new Ipv6Builder().setIpv6(address).build());
 239         return builder.build();
 240     }
 241
 242     public static Rloc asIpv4Rloc(String address) {
 243         return toRloc(new Ipv4Address(address));
 244     }
 245
 246     public static Rloc asIpv6Rloc(String address) {
 247         return toRloc(new Ipv6Address(address));
 248     }
 249
 250     public static Eid toEid(Ipv4Prefix prefix, InstanceIdType vni) {
 251         EidBuilder builder = new EidBuilder();
 252         builder.setAddressType(Ipv4PrefixAfi.class);
 253         builder.setVirtualNetworkId(vni);
 254         builder.setAddress((Address) new Ipv4PrefixBuilder().setIpv4Prefix(prefix).build());
 255         return builder.build();
 256     }
 257
 258     public static Eid toEid(Ipv4Address prefix, InstanceIdType vni) {
 259         EidBuilder builder = new EidBuilder();
 260         builder.setAddressType(Ipv4Afi.class);
 261         builder.setVirtualNetworkId(vni);
 262         builder.setAddress((Address) new Ipv4Builder().setIpv4(prefix).build());
 263         return builder.build();
 264     }
 265
 266     // XXX getMapping rcp fails if VNI set to 0
 267     public static Eid toEidNoVni(IpPrefix prefix) {
 268         EidBuilder builder = new EidBuilder();
 269         builder.setAddress(addressFromIpPrefix(prefix));
 270         builder.setAddressType(addressTypeFromIpPrefix(prefix));
 271         return builder.build();
 272     }
 273
 274     public static Eid toEid(IpPrefix prefix, InstanceIdType vni) {
 275         EidBuilder builder = new EidBuilder();
 276         builder.setAddress(addressFromIpPrefix(prefix));
 277         builder.setAddressType(addressTypeFromIpPrefix(prefix));
 278         builder.setVirtualNetworkId(vni);
 279         return builder.build();
 280     }
 281
 282     public static Eid toIpPrefixEid(IpAddress addr, int vni) {
 283         // If you touch this, be sure that sfclisp compiles!
 284         int mask = addressTypeFromIpAddress(addr) == Ipv4Afi.class ? 32 : 128;
 285         IpPrefix prefix = asIpPrefix(addr.getValue().toString(), mask);
 286         // XXX getMapping rcp fails if VNI set to 0
 287         return toEidNoVni(prefix);
 288     }
 289
 290     public static Eid asEid(SimpleAddress address, InstanceIdType vni) {
 291         EidBuilder builder = new EidBuilder();
 292         builder.setAddressType(addressTypeFromSimpleAddress(address));
 293         builder.setVirtualNetworkId(vni);
 294         // XXX Not sure if the below actually works as expected... also, what happens to AFI?
 295         builder.setAddress(addressFromSimpleAddress(address));
 296         return builder.build();
 297     }
 298
 299     public static Eid asIpv4PrefixEid(String prefix) {
 300         return toEid(new Ipv4Prefix(prefix), null);
 301     }
 302
 303     public static Eid asIpv4Eid(String address) {
 304         return toEid(new Ipv4Address(address), null);
 305     }
 306
 307     public static Eid toEid(Ipv6Prefix prefix, InstanceIdType vni) {
 308         EidBuilder builder = new EidBuilder();
 309         builder.setAddressType(Ipv6PrefixAfi.class);
 310         builder.setVirtualNetworkId(vni);
 311         builder.setAddress((Address) new Ipv6PrefixBuilder().setIpv6Prefix(prefix).build());
 312         return builder.build();
 313     }
 314
 315     public static Eid toEid(Ipv6Address prefix, InstanceIdType vni) {
 316         EidBuilder builder = new EidBuilder();
 317         builder.setAddressType(Ipv6Afi.class);
 318         builder.setVirtualNetworkId(vni);
 319         builder.setAddress((Address) new Ipv6Builder().setIpv6(prefix).build());
 320         return builder.build();
 321     }
 322
 323     public static Eid asIpv6Eid(String address, long vni) {
 324         return toEid(new Ipv6Address(address), new InstanceIdType(vni));
 325     }
 326
 327     public static Eid asIpv6PrefixEid(String prefix) {
 328         return toEid(new Ipv6Prefix(prefix), null);
 329     }
 330
 331     public static Eid asIpv6Eid(String address) {
 332         return toEid(new Ipv6Address(address), null);
 333     }
 334
 335     public static Eid asIpv4Eid(String address, long vni) {
 336         return toEid(new Ipv4Address(address), new InstanceIdType(vni));
 337     }
 338
 339     public static int ipVersionFromString(String ip) {
 340         if (IP4_PATTERN.matcher(ip).matches()) {
 341             return 4;
 342         } else if (IP6_PATTERN.matcher(ip).matches()) {
 343             return 6;
 344         } else {
 345             return 0;
 346         }
 347     }
 348
 349     public static IpPrefix asIpPrefix(String addr, int mask) {
 350         int version = ipVersionFromString(addr);
 351         if (version == 4 && (mask >= 0 && mask <= 32)) {
 352             return new IpPrefix(new Ipv4Prefix(addr + "/" + mask));
 353         } else if (version == 6 && (mask >=0 && mask <= 128)) {
 354             return new IpPrefix(new Ipv6Prefix(addr + "/" + mask));
 355         } else {
 356             return null;
 357         }
 358     }
 359
 360     public static Eid asIpv4PrefixEid(Ipv4Address addr, InstanceIdType vni) {
 361         return toEid(new IpPrefix(new Ipv4Prefix(addr.getValue() + "/32")), vni);
 362     }
 363
 364     public static Eid asIpv6PrefixEid(Ipv6Address addr, InstanceIdType vni) {
 365         return toEid(new IpPrefix(new Ipv4Prefix(addr.getValue() + "/128")), vni);
 366     }
 367
 368     public static Eid asIpv4PrefixEid(Eid eid, Inet4Address address, short mask) {
 369         EidBuilder builder = new EidBuilder();
 370         builder.setAddressType(eid.getAddressType());
 371         builder.setVirtualNetworkId(eid.getVirtualNetworkId());
 372         builder.setAddress(new Ipv4PrefixBuilder().setIpv4Prefix(new Ipv4Prefix(getStringPrefix(address, mask))).build());
 373         return builder.build();
 374     }
 375
 376     public static Eid asIpv6PrefixEid(Eid eid, Inet6Address address, short mask) {
 377         EidBuilder builder = new EidBuilder();
 378         builder.setAddressType(eid.getAddressType());
 379         builder.setVirtualNetworkId(eid.getVirtualNetworkId());
 380         builder.setAddress(new Ipv6PrefixBuilder().setIpv6Prefix(new Ipv6Prefix(getStringPrefix(address, mask))).build());
 381         return builder.build();
 382     }
 383
 384     public static Eid asServicePathEid(long vni, long servicePathId, short serviceIndex) {
 385         EidBuilder eb = new EidBuilder();
 386         eb.setAddressType(ServicePathLcaf.class);
 387         if (vni >= 0) {
 388             eb.setVirtualNetworkId(new InstanceIdType(vni));
 389         }
 390         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();
 391         spb.setServicePathId(new ServicePathIdType(servicePathId));
 392         spb.setServiceIndex(serviceIndex);
 393         return eb.setAddress(addressFromServicePath(spb.build())).build();
 394     }
 395
 396     public static Eid toEid(MacAddress mac, InstanceIdType vni) {
 397         EidBuilder builder = new EidBuilder();
 398         builder.setAddressType(MacAfi.class);
 399         builder.setVirtualNetworkId(vni);
 400         builder.setAddress((Address) new MacBuilder().setMac(mac).build());
 401         return builder.build();
 402     }
 403
 404     public static Eid asMacEid(String address, long vni) {
 405         return toEid(new MacAddress(address), new InstanceIdType(vni));
 406     }
 407
 408     public static Eid asMacEid(String address) {
 409         return toEid(new MacAddress(address), null);
 410     }
 411
 412     public static Eid toEid(DistinguishedNameType dn, InstanceIdType vni) {
 413         EidBuilder builder = new EidBuilder();
 414         builder.setAddressType(DistinguishedNameAfi.class);
 415         builder.setVirtualNetworkId(vni);
 416         builder.setAddress((Address) new DistinguishedNameBuilder().setDistinguishedName(dn).build());
 417         return builder.build();
 418     }
 419
 420     public static Eid asDistinguishedNameEid(String address, long vni) {
 421         return toEid(new MacAddress(address), new InstanceIdType(vni));
 422     }
 423
 424     public static Eid asDistinguishedNameEid(String address) {
 425         return toEid(new DistinguishedNameType(address), null);
 426     }
 427
 428     public static Eid asKeyValueAddressEid(SimpleAddress key, SimpleAddress value) {
 429         KeyValueAddressBuilder kvab = new KeyValueAddressBuilder();
 430         kvab.setKey(key);
 431         kvab.setValue(value);
 432         KeyValueAddress address = new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.KeyValueAddressBuilder()
 433                 .setKeyValueAddress(kvab.build()).build();
 434         EidBuilder builder = new EidBuilder();
 435         builder.setAddressType(KeyValueAddressLcaf.class);
 436         builder.setVirtualNetworkId(null);
 437         builder.setAddress((Address) address);
 438         return builder.build();
 439     }
 440
 441     public static Rloc asKeyValueAddressRloc(SimpleAddress key, SimpleAddress value) {
 442         KeyValueAddressBuilder kvab = new KeyValueAddressBuilder();
 443         kvab.setKey(key);
 444         kvab.setValue(value);
 445         KeyValueAddress address = new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.KeyValueAddressBuilder()
 446                 .setKeyValueAddress(kvab.build()).build();
 447         RlocBuilder builder = new RlocBuilder();
 448         builder.setAddressType(KeyValueAddressLcaf.class);
 449         builder.setVirtualNetworkId(null);
 450         builder.setAddress((Address) address);
 451         return builder.build();
 452     }
 453
 454     public static Rloc asKeyValueAddress(String key, SimpleAddress value) {
 455         return asKeyValueAddressRloc(new SimpleAddress(new DistinguishedNameType(key)), value);
 456     }
 457
 458     private static String getStringPrefix(InetAddress address, short mask) {
 459         StringBuilder sb = new StringBuilder();
 460         sb.append(address.getHostAddress());
 461         sb.append('/');
 462         sb.append(mask);
 463         return sb.toString();
 464     }
 465
 466     public static SourceDestKey asSrcDst(String src, String dst, int smask, int dmask) {
 467         SourceDestKeyBuilder builder = new SourceDestKeyBuilder();
 468         builder.setSource(new SimpleAddress(asIpPrefix(src, smask)));
 469         builder.setDest(new SimpleAddress(asIpPrefix(dst, dmask)));
 470         return builder.build();
 471     }
 472
 473     public static Eid asSrcDstEid(String src, String dst, int smask, int dmask, int vni) {
 474         EidBuilder builder = new EidBuilder();
 475         builder.setAddressType(SourceDestKeyLcaf.class);
 476         builder.setVirtualNetworkId(new InstanceIdType(Long.valueOf(vni)));
 477         builder.setAddress(
 478                 new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.SourceDestKeyBuilder()
 479                         .setSourceDestKey(asSrcDst(src, dst, smask, dmask)).build());
 480
 481         return builder.build();
 482     }
 483
 484     public static Eid asSrcDstEid(SourceDestKey sd, InstanceIdType vni) {
 485         EidBuilder builder = new EidBuilder();
 486         builder.setAddressType(SourceDestKeyLcaf.class);
 487         builder.setVirtualNetworkId(vni);
 488         builder.setAddress(new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types
 489                 .rev151105.lisp.address.address.SourceDestKeyBuilder().setSourceDestKey(sd).build());
 490         return builder.build();
 491     }
 492
 493     public static Rloc asTeLcafRloc(List<IpAddress> hopList) {
 494         RlocBuilder teBuilder = new RlocBuilder();
 495         org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.ExplicitLocatorPathBuilder elpBuilder =
 496                 new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.ExplicitLocatorPathBuilder();
 497         ExplicitLocatorPathBuilder teAddrBuilder = new ExplicitLocatorPathBuilder();
 498         teAddrBuilder.setHop(new ArrayList<Hop>());
 499         for (IpAddress hop : hopList) {
 500             HopBuilder hopBuilder = new HopBuilder();
 501             hopBuilder.setAddress(new SimpleAddress(hop));
 502             hopBuilder.setHopId("Hop " + teAddrBuilder.getHop().size());
 503             hopBuilder.setLrsBits(new LrsBits(false, false, false));
 504             teAddrBuilder.getHop().add(hopBuilder.build());
 505         }
 506
 507         elpBuilder.setExplicitLocatorPath(teAddrBuilder.build());
 508         teBuilder.setAddress(elpBuilder.build());
 509         teBuilder.setAddressType(ExplicitLocatorPathLcaf.class);
 510         return teBuilder.build();
 511     }
 512
 513     public static List<LocatorRecord> asLocatorRecords(List<Rloc> locators) {
 514         List<LocatorRecord> locatorRecords = new ArrayList<LocatorRecord>();
 515         for (Rloc locator : locators) {
 516             LocatorRecordBuilder locatorBuilder = new LocatorRecordBuilder();
 517             locatorBuilder.setLocalLocator(false).setRlocProbed(false).setWeight((short) 1).setPriority((short) 1)
 518                     .setMulticastWeight((short) 1).setMulticastPriority((short) 1).setRouted(true)
 519                     .setRloc(locator).setLocatorId("SFC_LISP").build();
 520             locatorRecords.add(locatorBuilder.build());
 521         }
 522         return locatorRecords;
 523     }
 524
 525     public static Eid getNoAddressEid() {
 526         EidBuilder builder = new EidBuilder();
 527         builder.setAddressType(NoAddressAfi.class);
 528         builder.setVirtualNetworkId(null);
 529         builder.setAddress(new NoAddressBuilder().setNoAddress(true).build());
 530         return builder.build();
 531     }
 532
 533     public static InetAddress ipAddressToInet(Address addr) {
 534         if (addr instanceof Ipv4) {
 535             return InetAddresses.forString(((Ipv4) addr).getIpv4().getValue());
 536         } else if (addr instanceof Ipv6) {
 537             return InetAddresses.forString(((Ipv6) addr).getIpv6().getValue());
 538         } else {
 539             return null;
 540         }
 541     }
 542
 543     public static int compareInetAddresses(InetAddress a, InetAddress b) {
 544         int i;
 545         if (a instanceof Inet4Address && b instanceof Inet6Address) {
 546             return -1;
 547         } else if (a instanceof Inet6Address && b instanceof Inet4Address) {
 548             return 1;
 549         } else if (a instanceof Inet4Address && b instanceof Inet4Address) {
 550             byte[] aBytes = ((Inet4Address) a).getAddress();
 551             byte[] bBytes = ((Inet4Address) b).getAddress();
 552             for (i = 0; i < 4; i++) {
 553                 if (aBytes[i] < bBytes[i]) {
 554                     return -1;
 555                 } else if (aBytes[i] > bBytes[i]) {
 556                     return 1;
 557                 }
 558             }
 559             return 0;
 560         } else if (a instanceof Inet6Address && b instanceof Inet6Address) {
 561             byte[] aBytes = ((Inet4Address) a).getAddress();
 562             byte[] bBytes = ((Inet4Address) b).getAddress();
 563             for (i = 0; i < 16; i++) {
 564                 if (aBytes[i] < bBytes[i]) {
 565                     return -1;
 566                 } else if (aBytes[i] > bBytes[i]) {
 567                     return 1;
 568                 }
 569             }
 570             return 0;
 571         }
 572         return 0;
 573     }
 574 }