neutron-mapper/src/main/java/org/opendaylight/groupbasedpolicy/neutron/mapper/mapping/NeutronPortAware.java

   1 /*
   2  * Copyright (c) 2015 Cisco Systems, 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.groupbasedpolicy.neutron.mapper.mapping;
   9
  10 import static com.google.common.base.Preconditions.checkNotNull;
  11
  12 import java.util.ArrayList;
  13 import java.util.List;
  14 import java.util.Set;
  15
  16 import javax.annotation.Nullable;
  17
  18 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  19 import org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction;
  20 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  21 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  22 import org.opendaylight.groupbasedpolicy.domain_extension.l2_l3.util.L2L3IidFactory;
  23 import org.opendaylight.groupbasedpolicy.neutron.gbp.util.NeutronGbpIidFactory;
  24 import org.opendaylight.groupbasedpolicy.neutron.mapper.EndpointRegistrator;
  25 import org.opendaylight.groupbasedpolicy.neutron.mapper.infrastructure.NetworkClient;
  26 import org.opendaylight.groupbasedpolicy.neutron.mapper.infrastructure.NetworkService;
  27 import org.opendaylight.groupbasedpolicy.neutron.mapper.util.MappingUtils;
  28 import org.opendaylight.groupbasedpolicy.neutron.mapper.util.PortUtils;
  29 import org.opendaylight.groupbasedpolicy.neutron.mapper.util.SubnetUtils;
  30 import org.opendaylight.groupbasedpolicy.util.DataStoreHelper;
  31 import org.opendaylight.groupbasedpolicy.util.IidFactory;
  32 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.MacAddress;
  33 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Uuid;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.RegisterEndpointInput;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.RegisterEndpointInputBuilder;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.UnregisterEndpointInput;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.UnregisterEndpointInputBuilder;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.common.endpoint.fields.NetworkContainmentBuilder;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.common.endpoint.fields.network.containment.containment.NetworkDomainContainmentBuilder;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.endpoints.address.endpoints.AddressEndpointKey;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.has.child.endpoints.ChildEndpoint;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.has.child.endpoints.ChildEndpointBuilder;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.parent.child.endpoints.parent.endpoint.choice.ParentEndpointCaseBuilder;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.parent.child.endpoints.parent.endpoint.choice.parent.endpoint._case.ParentEndpoint;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.parent.child.endpoints.parent.endpoint.choice.parent.endpoint._case.ParentEndpointBuilder;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.register.endpoint.input.AddressEndpointReg;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.register.endpoint.input.AddressEndpointRegBuilder;
  48 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.unregister.endpoint.input.AddressEndpointUnreg;
  49 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.unregister.endpoint.input.AddressEndpointUnregBuilder;
  50 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.ContextId;
  51 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.EndpointGroupId;
  52 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.L2BridgeDomainId;
  53 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.L3ContextId;
  54 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.NetworkDomainId;
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.TenantId;
  56 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.UniqueId;
  57 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.endpoint.fields.L3Address;
  58 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.endpoint.fields.L3AddressBuilder;
  59 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.endpoints.EndpointKey;
  60 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.unregister.endpoint.input.L2;
  61 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.unregister.endpoint.input.L2Builder;
  62 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.unregister.endpoint.input.L3;
  63 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.unregister.endpoint.input.L3Builder;
  64 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.l2_l3.rev160427.IpPrefixType;
  65 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.l2_l3.rev160427.L3Context;
  66 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.l2_l3.rev160427.MacAddressType;
  67 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.rev160427.forwarding.forwarding.by.tenant.ForwardingContext;
  68 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.rev160427.forwarding.forwarding.by.tenant.ForwardingContextBuilder;
  69 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.rev160427.forwarding.forwarding.by.tenant.NetworkDomain;
  70 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.neutron.gbp.mapper.rev150513.mappings.gbp.by.neutron.mappings.base.endpoints.by.ports.BaseEndpointByPort;
  71 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.neutron.gbp.mapper.rev150513.mappings.gbp.by.neutron.mappings.endpoints.by.ports.EndpointByPort;
  72 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.neutron.gbp.mapper.rev150513.mappings.neutron.by.gbp.mappings.ports.by.base.endpoints.PortByBaseEndpoint;
  73 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.neutron.gbp.mapper.rev150513.mappings.neutron.by.gbp.mappings.ports.by.base.endpoints.PortByBaseEndpointKey;
  74 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.neutron.gbp.mapper.rev150513.mappings.neutron.by.gbp.mappings.ports.by.endpoints.PortByEndpoint;
  75 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.policy.rev140421.tenants.tenant.forwarding.context.L2BridgeDomain;
  76 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.policy.rev140421.tenants.tenant.forwarding.context.L2BridgeDomainBuilder;
  77 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.binding.rev150712.PortBindingExtension;
  78 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.ports.rev150712.port.attributes.FixedIps;
  79 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.ports.rev150712.ports.attributes.Ports;
  80 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.ports.rev150712.ports.attributes.ports.Port;
  81 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.rev150712.Neutron;
  82 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.subnets.rev150712.subnets.attributes.subnets.Subnet;
  83 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  84 import org.slf4j.Logger;
  85 import org.slf4j.LoggerFactory;
  86
  87 import com.google.common.base.Optional;
  88 import com.google.common.collect.ImmutableList;
  89
  90 public class NeutronPortAware implements NeutronAware<Port> {
  91
  92     private static final Logger LOG = LoggerFactory.getLogger(NeutronPortAware.class);
  93     public static final InstanceIdentifier<Port> PORT_WILDCARD_IID =
  94             InstanceIdentifier.builder(Neutron.class).child(Ports.class).child(Port.class).build();
  95     private final DataBroker dataProvider;
  96     private final EndpointRegistrator epRegistrator;
  97
  98     public NeutronPortAware(DataBroker dataProvider, EndpointRegistrator epRegistrator) {
  99         this.dataProvider = checkNotNull(dataProvider);
 100         this.epRegistrator = checkNotNull(epRegistrator);
 101     }
 102
 103     @Override
 104     public void onCreated(Port port, Neutron neutron) {
 105         LOG.trace("created port - {}", port);
 106         if (PortUtils.isRouterInterfacePort(port)) {
 107             LOG.trace("Port is router interface port: {}", port.getUuid().getValue());
 108             // router interface port can have only one IP
 109             Optional<FixedIps> potentialPortIpWithSubnet = PortUtils.resolveFirstFixedIps(port);
 110             if (!potentialPortIpWithSubnet.isPresent()) {
 111                 LOG.warn("Illegal state - router interface port does not contain fixed IPs {}",
 112                         port);
 113                 return;
 114             }
 115             FixedIps portIpWithSubnet = potentialPortIpWithSubnet.get();
 116             ContextId routerL3Context = new ContextId(port.getDeviceId());
 117             ReadWriteTransaction rwTx = dataProvider.newReadWriteTransaction();
 118
 119             AddressEndpointKey addrEpKey = new AddressEndpointKey(port.getMacAddress().getValue(),
 120                 MacAddressType.class, new ContextId(port.getNetworkId().getValue()), MappingUtils.L2_BRDIGE_DOMAIN);
 121             UniqueId portId = new UniqueId(port.getUuid().getValue());
 122             addBaseEndpointMappings(addrEpKey, portId, rwTx);
 123
 124             // Add Qrouter port as Endpoint
 125             if (port.getAugmentation(PortBindingExtension.class) != null &&
 126                 PortUtils.DEVICE_VIF_TYPE.equals(port.getAugmentation(PortBindingExtension.class).getVifType())) {
 127                 LOG.trace("Port is QRouter port: {}", port.getUuid().getValue());
 128                 Optional<FixedIps> firstFixedIps = PortUtils.resolveFirstFixedIps(port);
 129                 if (!firstFixedIps.isPresent()) {
 130                     LOG.warn("QRouter port does not have an IP address. {}", port);
 131                     return;
 132                 }
 133
 134                 FixedIps ipWithSubnet = firstFixedIps.get();
 135                 NetworkDomainId networkContainment = new NetworkDomainId(ipWithSubnet.getSubnetId().getValue());
 136                 List<EndpointGroupId> epgsFromSecGroups = resolveEpgIdsFromSecGroups(port.getSecurityGroups());
 137                 epgsFromSecGroups.add(NetworkService.EPG_ID);
 138
 139                 // BUILD BASE ENDPOINT
 140                 AddressEndpointRegBuilder l2BaseEp = createBasicMacAddrEpInputBuilder(port, networkContainment,
 141                     epgsFromSecGroups);
 142                 AddressEndpointRegBuilder l3BaseEp = createBasicL3AddrEpInputBuilder(port, networkContainment,
 143                     epgsFromSecGroups, neutron);
 144                 setParentChildRelationshipForEndpoints(l3BaseEp, l2BaseEp);
 145
 146                 // BUILD ENDPOINT
 147                 org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.RegisterEndpointInputBuilder
 148                     epInBuilder =
 149                     createEndpointRegFromPort(
 150                         port, ipWithSubnet, networkContainment, epgsFromSecGroups, neutron);
 151                 registerBaseEndpointAndStoreMapping(
 152                     ImmutableList.of(l2BaseEp.build(), l3BaseEp.build()), port, rwTx);
 153                 registerEndpointAndStoreMapping(epInBuilder.build(), port, rwTx);
 154             }
 155
 156             // change L3Context for all EPs with same subnet as router port
 157             changeL3ContextForEpsInSubnet(portIpWithSubnet.getSubnetId(), neutron);
 158             // set L3Context as parent for bridge domain which is parent of subnet
 159             TenantId tenantId = new TenantId(port.getTenantId().getValue());
 160             Optional<Subnet> potentialRouterPortSubnet = SubnetUtils.findSubnet(portIpWithSubnet.getSubnetId(), neutron.getSubnets());
 161             if (!potentialRouterPortSubnet.isPresent()) {
 162                 LOG.warn("Illegal state - router interface port is in subnet which does not exist. {}",
 163                         port);
 164                 return;
 165             }
 166             Subnet routerPortSubnet = potentialRouterPortSubnet.get();
 167             ContextId l2BdId = new ContextId(routerPortSubnet.getNetworkId().getValue());
 168             ForwardingContext l2Bd = new ForwardingContextBuilder().setContextId(l2BdId)
 169                 .setContextType(MappingUtils.L2_BRDIGE_DOMAIN)
 170                 .setParent(MappingUtils.createParent(routerL3Context, MappingUtils.L3_CONTEXT))
 171                 .build();
 172             rwTx.merge(LogicalDatastoreType.CONFIGURATION, L2L3IidFactory.l2BridgeDomainIid(tenantId, l2BdId), l2Bd, true);
 173             // set virtual router IP for subnet
 174             NetworkDomain subnetDomain = NeutronSubnetAware.createSubnet(
 175                     routerPortSubnet, portIpWithSubnet.getIpAddress());
 176             rwTx.merge(LogicalDatastoreType.CONFIGURATION, L2L3IidFactory.subnetIid(tenantId, subnetDomain.getNetworkDomainId()), subnetDomain);
 177
 178             // does the same for tenant forwarding domains
 179             processTenantForwarding(routerPortSubnet, routerL3Context, portIpWithSubnet, tenantId, rwTx);
 180
 181             DataStoreHelper.submitToDs(rwTx);
 182         } else if (PortUtils.isDhcpPort(port)) {
 183             // process as normal port but put it to DHCP group
 184             LOG.trace("Port is DHCP port: {}", port.getUuid().getValue());
 185             Optional<FixedIps> firstFixedIps = PortUtils.resolveFirstFixedIps(port);
 186             if (!firstFixedIps.isPresent()) {
 187                 LOG.warn("DHCP port does not have an IP address. {}", port);
 188                 return;
 189             }
 190             FixedIps ipWithSubnet = firstFixedIps.get();
 191             NetworkDomainId networkContainment = new NetworkDomainId(ipWithSubnet.getSubnetId().getValue());
 192             List<EndpointGroupId> epgsFromSecGroups = resolveEpgIdsFromSecGroups(port.getSecurityGroups());
 193             epgsFromSecGroups.add(NetworkService.EPG_ID);
 194
 195             // BUILD BASE ENDPOINT
 196             AddressEndpointRegBuilder l2BaseEp = createBasicMacAddrEpInputBuilder(port, networkContainment,
 197                     epgsFromSecGroups);
 198             AddressEndpointRegBuilder l3BaseEp = createBasicL3AddrEpInputBuilder(port, networkContainment,
 199                     epgsFromSecGroups, neutron);
 200             setParentChildRelationshipForEndpoints(l3BaseEp, l2BaseEp);
 201
 202             // BUILD ENDPOINT
 203             org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.RegisterEndpointInputBuilder epInBuilder = createEndpointRegFromPort(
 204                     port, ipWithSubnet, networkContainment, epgsFromSecGroups, neutron);
 205
 206             ReadWriteTransaction rwTx = dataProvider.newReadWriteTransaction();
 207             registerBaseEndpointAndStoreMapping(
 208                     ImmutableList.of(l2BaseEp.build(), l3BaseEp.build()), port, rwTx);
 209             registerEndpointAndStoreMapping(epInBuilder.build(), port, rwTx);
 210             DataStoreHelper.submitToDs(rwTx);
 211         } else if (PortUtils.isNormalPort(port)) {
 212             LOG.trace("Port is normal port: {}", port.getUuid().getValue());
 213             org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.RegisterEndpointInputBuilder epInBuilder = null;
 214             AddressEndpointRegBuilder l2BaseEp;
 215             AddressEndpointRegBuilder l3BaseEp = null;
 216             Optional<FixedIps> firstFixedIps = PortUtils.resolveFirstFixedIps(port);
 217             List<EndpointGroupId> epgsFromSecGroups = resolveEpgIdsFromSecGroups(port.getSecurityGroups());
 218             epgsFromSecGroups.add(NetworkClient.EPG_ID);
 219             if (firstFixedIps.isPresent()) {
 220                 // endpoint has only one network containment therefore only first IP is used
 221                 FixedIps ipWithSubnet = firstFixedIps.get();
 222                 NetworkDomainId containment = new NetworkDomainId(ipWithSubnet.getSubnetId().getValue());
 223                 epInBuilder = createEndpointRegFromPort(port, ipWithSubnet, containment, epgsFromSecGroups, neutron);
 224                 l2BaseEp = createBasicMacAddrEpInputBuilder(port,
 225                         containment, epgsFromSecGroups);
 226                 l3BaseEp = createBasicL3AddrEpInputBuilder(port, containment, epgsFromSecGroups, neutron);
 227                 setParentChildRelationshipForEndpoints(l3BaseEp, l2BaseEp);
 228             } else {
 229                 NetworkDomainId containment = new NetworkDomainId(port.getNetworkId().getValue());
 230                 epInBuilder = createEndpointRegFromPort(port, null, containment, epgsFromSecGroups, neutron);
 231                 l2BaseEp = createBasicMacAddrEpInputBuilder(port, containment, epgsFromSecGroups);
 232             }
 233             List<AddressEndpointReg> baseEpRegs = new ArrayList<>();
 234             baseEpRegs.add(l2BaseEp.build());
 235             if (l3BaseEp != null) {
 236                 baseEpRegs.add(l3BaseEp.build());
 237             }
 238             ReadWriteTransaction rwTx = dataProvider.newReadWriteTransaction();
 239             registerBaseEndpointAndStoreMapping(baseEpRegs, port, rwTx);
 240             registerEndpointAndStoreMapping(epInBuilder.build(), port, rwTx);
 241             DataStoreHelper.submitToDs(rwTx);
 242         } else if (PortUtils.isRouterGatewayPort(port)) {
 243             // do nothing because actual trigger is attaching of port to router
 244             LOG.trace("Port is router gateway port: {}", port.getUuid().getValue());
 245         } else if (PortUtils.isFloatingIpPort(port)) {
 246             // do nothing because trigger is floating IP
 247             LOG.trace("Port is floating ip: {}", port.getUuid().getValue());
 248         } else {
 249             LOG.warn("Unknown port: {}", port);
 250         }
 251     }
 252
 253     private void setParentChildRelationshipForEndpoints(AddressEndpointRegBuilder parentEp,
 254             AddressEndpointRegBuilder childEp) {
 255         childEp.setParentEndpointChoice(new ParentEndpointCaseBuilder().setParentEndpoint(
 256                 ImmutableList.<ParentEndpoint>of(createParentEndpoint(parentEp))).build());
 257         parentEp.setChildEndpoint(ImmutableList.<ChildEndpoint>of(createChildEndpoint(childEp)));
 258     }
 259
 260     @Deprecated
 261     private void processTenantForwarding(Subnet routerPortSubnet, ContextId routerL3Context, FixedIps portIpWithSubnet,
 262             TenantId tenantId, ReadWriteTransaction rwTx) {
 263         L2BridgeDomainId l2BdId = new L2BridgeDomainId(routerPortSubnet.getNetworkId().getValue());
 264         L2BridgeDomain l2Bd = new L2BridgeDomainBuilder().setId(l2BdId).setParent(new L3ContextId(routerL3Context)).build();
 265         rwTx.merge(LogicalDatastoreType.CONFIGURATION, IidFactory.l2BridgeDomainIid(tenantId, l2BdId), l2Bd, true);
 266         // set virtual router IP for subnet
 267         org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.policy.rev140421.tenants.tenant.forwarding.context.Subnet subnet = NeutronSubnetAware.createTenantSubnet(
 268                 routerPortSubnet, portIpWithSubnet.getIpAddress());
 269         rwTx.merge(LogicalDatastoreType.CONFIGURATION, IidFactory.subnetIid(tenantId, subnet.getId()), subnet);
 270     }
 271
 272     /**
 273      * Registers endpoint from {@link Port} and method parameters.
 274      * Always creates registration input for L2 endpoint.
 275      * Creates registration input for L3 endpoint if fixedIps argument is not null.
 276      */
 277     @Deprecated
 278     private org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.RegisterEndpointInputBuilder createEndpointRegFromPort(
 279             Port port, FixedIps fixedIps, NetworkDomainId networkContainment, List<EndpointGroupId> endpointGroupIds, Neutron neutron) {
 280         org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.RegisterEndpointInputBuilder epInBuilder = createBasicEndpointInputBuilder(
 281                 port).setNetworkContainment(networkContainment);
 282         if (fixedIps != null) {
 283             L3Address l3Address = resolveL3AddressFromPort(port, fixedIps, neutron);
 284             epInBuilder.setL3Address(ImmutableList.of(l3Address));
 285         }
 286         epInBuilder.setEndpointGroups(endpointGroupIds);
 287         return epInBuilder;
 288     }
 289
 290     private void changeL3ContextForEpsInSubnet(Uuid subnetUuid, Neutron neutron) {
 291         Set<Port> portsInSameSubnet = PortUtils.findPortsBySubnet(subnetUuid, neutron.getPorts());
 292         for (Port portInSameSubnet : portsInSameSubnet) {
 293             if (PortUtils.isNormalPort(portInSameSubnet) || PortUtils.isDhcpPort(portInSameSubnet)
 294                 || PortUtils.isQrouterPort(portInSameSubnet)) {
 295                 // endpoints are created only from neutron normal port or DHCP port
 296                 Optional<FixedIps> firstFixedIps = PortUtils.resolveFirstFixedIps(portInSameSubnet);
 297                 if (firstFixedIps.isPresent()) {
 298                     // endpoint has only one network containment therefore only first IP is used
 299                     FixedIps ipWithSubnet = firstFixedIps.get();
 300                     List<EndpointGroupId> endpointGroupIds = new ArrayList<>();
 301                     if (PortUtils.isDhcpPort(portInSameSubnet) || PortUtils.isQrouterPort(portInSameSubnet)) {
 302                         endpointGroupIds.add(NetworkService.EPG_ID);
 303                     } else if (PortUtils.isNormalPort(portInSameSubnet)) {
 304                         endpointGroupIds.add(NetworkClient.EPG_ID);
 305                     }
 306                     NetworkDomainId networkContainment = new NetworkDomainId(ipWithSubnet.getSubnetId().getValue());
 307                     AddressEndpointRegBuilder l2BaseEp = createBasicMacAddrEpInputBuilder(portInSameSubnet,
 308                             networkContainment, endpointGroupIds);
 309                     AddressEndpointRegBuilder l3BaseEp = createBasicL3AddrEpInputBuilder(portInSameSubnet,
 310                             networkContainment, endpointGroupIds, neutron);
 311                     setParentChildRelationshipForEndpoints(l3BaseEp, l2BaseEp);
 312                     AddressEndpointUnreg addrEpUnreg = new AddressEndpointUnregBuilder().setAddress(l3BaseEp.getAddress())
 313                         .setAddressType(l3BaseEp.getAddressType())
 314                         .setContextId(new ContextId(portInSameSubnet.getNetworkId().getValue()))
 315                         .setContextType(l3BaseEp.getContextType())
 316                         .build();
 317                     epRegistrator.unregisterEndpoint(addrEpUnreg);
 318                     RegisterEndpointInput regBaseEpInput = new RegisterEndpointInputBuilder()
 319                         .setAddressEndpointReg(ImmutableList.of(l2BaseEp.build(), l3BaseEp.build())).build();
 320                     epRegistrator.registerEndpoint(regBaseEpInput);
 321
 322                     modifyL3ContextForEndpoints(portInSameSubnet, ipWithSubnet, l3BaseEp.getContextId());
 323                 }
 324             }
 325         }
 326     }
 327
 328     private ChildEndpoint createChildEndpoint(AddressEndpointRegBuilder builder) {
 329         return new ChildEndpointBuilder().setAddress(builder.getAddress())
 330             .setAddressType(builder.getAddressType())
 331             .setContextId(builder.getContextId())
 332             .setContextType(builder.getContextType())
 333             .build();
 334     }
 335
 336     private ParentEndpoint createParentEndpoint(AddressEndpointRegBuilder builder) {
 337         return new ParentEndpointBuilder().setAddress(builder.getAddress())
 338             .setAddressType(builder.getAddressType())
 339             .setContextId(builder.getContextId())
 340             .setContextType(builder.getContextType())
 341             .build();
 342     }
 343
 344     @Deprecated
 345     private void modifyL3ContextForEndpoints(Port port, FixedIps resolvedPortFixedIp, ContextId newContextId) {
 346         org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.RegisterEndpointInputBuilder epInBuilder = createBasicEndpointInputBuilder(port);
 347         epInBuilder.setNetworkContainment(new NetworkDomainId(resolvedPortFixedIp.getSubnetId().getValue()));
 348         L3Address l3Address = new L3AddressBuilder().setL3Context(new L3ContextId(newContextId))
 349             .setIpAddress(resolvedPortFixedIp.getIpAddress())
 350             .build();
 351         epInBuilder.setL3Address(ImmutableList.of(l3Address));
 352         List<EndpointGroupId> epgsFromSecGroups = resolveEpgIdsFromSecGroups(port.getSecurityGroups());
 353         epgsFromSecGroups.add(NetworkClient.EPG_ID);
 354         epInBuilder.setEndpointGroups(epgsFromSecGroups);
 355         epRegistrator.registerEndpoint(epInBuilder.build());
 356         // unregister L3EP
 357         L3ContextId oldL3Context = new L3ContextId(port.getNetworkId().getValue());
 358         L3 l3 = new L3Builder().setL3Context(oldL3Context).setIpAddress(resolvedPortFixedIp.getIpAddress()).build();
 359         org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.UnregisterEndpointInput epUnreg = new org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.UnregisterEndpointInputBuilder().setL3(
 360                 ImmutableList.of(l3))
 361             .build();
 362         epRegistrator.unregisterEndpoint(epUnreg);
 363     }
 364
 365     private AddressEndpointRegBuilder createBasicMacAddrEpInputBuilder(Port port,
 366             NetworkDomainId networkContainment, @Nullable List<EndpointGroupId> endpointGroupsToAdd) {
 367         AddressEndpointRegBuilder addrEpbuilder = new AddressEndpointRegBuilder().setAddressType(MacAddressType.class)
 368             .setAddress(port.getMacAddress().getValue())
 369             .setAddressType(MacAddressType.class)
 370             .setContextType(MappingUtils.L2_BRDIGE_DOMAIN)
 371             .setContextId(new ContextId(port.getNetworkId().getValue()))
 372             .setTenant(new TenantId(port.getTenantId().getValue()))
 373             .setTimestamp(System.currentTimeMillis());
 374         List<EndpointGroupId> epgs = concatEndpointGroups(port.getSecurityGroups(), endpointGroupsToAdd);
 375         addrEpbuilder.setEndpointGroup(epgs);
 376         if (networkContainment != null) {
 377             addrEpbuilder.setNetworkContainment(new NetworkContainmentBuilder().setContainment(
 378                     new NetworkDomainContainmentBuilder().setNetworkDomainId(networkContainment)
 379                         .setNetworkDomainType(MappingUtils.SUBNET)
 380                         .build()).build());
 381         }
 382         return addrEpbuilder;
 383     }
 384
 385     private AddressEndpointRegBuilder createBasicL3AddrEpInputBuilder(Port port, NetworkDomainId networkContainment,
 386             @Nullable List<EndpointGroupId> endpointGroupsToAdd, Neutron neutron) {
 387         Optional<FixedIps> firstFixedIps = PortUtils.resolveFirstFixedIps(port);
 388         if (!firstFixedIps.isPresent()) {
 389             throw new IllegalStateException("Failed to resolve FixedIps for port " + port.getKey()
 390                     + ". Cannot register L3 Address endpoint.");
 391         }
 392         ContextId resolveL3ContextForPort = resolveL3ContextForPort(port, port.getFixedIps().get(0), neutron);
 393
 394         AddressEndpointRegBuilder addrEpbuilder = new AddressEndpointRegBuilder().setAddressType(MacAddressType.class)
 395             .setAddress(MappingUtils.ipAddressToStringIpPrefix(firstFixedIps.get().getIpAddress()))
 396             .setAddressType(IpPrefixType.class)
 397             .setContextType(MappingUtils.L3_CONTEXT)
 398             .setContextId(resolveL3ContextForPort)
 399             .setTenant(new TenantId(port.getTenantId().getValue()))
 400             .setTimestamp(System.currentTimeMillis());
 401         List<EndpointGroupId> epgs = concatEndpointGroups(port.getSecurityGroups(), endpointGroupsToAdd);
 402         addrEpbuilder.setEndpointGroup(epgs);
 403         if (networkContainment != null) {
 404             addrEpbuilder.setNetworkContainment(new NetworkContainmentBuilder().setContainment(
 405                     new NetworkDomainContainmentBuilder().setNetworkDomainId(networkContainment)
 406                         .setNetworkDomainType(MappingUtils.SUBNET)
 407                         .build()).build());
 408         }
 409         return addrEpbuilder;
 410     }
 411
 412     private List<EndpointGroupId> concatEndpointGroups(List<Uuid> securityGroups,
 413             @Nullable List<EndpointGroupId> endpointGroupsToAdd) {
 414         List<EndpointGroupId> epgs = new ArrayList<>();
 415         if (securityGroups != null) {
 416             for (Uuid sgId : securityGroups) {
 417                 epgs.add(new EndpointGroupId(sgId.getValue()));
 418             }
 419         }
 420         if (endpointGroupsToAdd != null) {
 421             epgs.addAll(endpointGroupsToAdd);
 422         }
 423         return epgs;
 424     }
 425
 426     @Deprecated
 427     private static org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.RegisterEndpointInputBuilder createBasicEndpointInputBuilder(
 428             Port port) {
 429         return new org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.RegisterEndpointInputBuilder().setL2Context(
 430                 new L2BridgeDomainId(port.getNetworkId().getValue()))
 431             .setMacAddress(new MacAddress(port.getMacAddress().getValue()))
 432             .setTenant(new TenantId(port.getTenantId().getValue()))
 433             .setTimestamp(System.currentTimeMillis());
 434     }
 435
 436     private static List<EndpointGroupId> resolveEpgIdsFromSecGroups(@Nullable List<Uuid> securityGroups) {
 437         List<EndpointGroupId> epgIds = new ArrayList<>();
 438         if ((securityGroups == null || securityGroups.isEmpty())) {
 439             return epgIds;
 440         }
 441         for (Uuid secGrp : securityGroups) {
 442             epgIds.add(new EndpointGroupId(secGrp.getValue()));
 443         }
 444         return epgIds;
 445     }
 446
 447     @Deprecated
 448     private void registerEndpointAndStoreMapping(
 449             org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.RegisterEndpointInput regEpInput,
 450             Port port, ReadWriteTransaction rwTx) {
 451         boolean isRegisteredEndpoint = epRegistrator.registerEndpoint(regEpInput);
 452         if (!isRegisteredEndpoint) {
 453             LOG.error("Failed to register an endpoint: {}", regEpInput);
 454             return;
 455         }
 456         UniqueId portId = new UniqueId(port.getUuid().getValue());
 457         EndpointKey epKey = new EndpointKey(new L2BridgeDomainId(port.getNetworkId().getValue()), new MacAddress(
 458                 port.getMacAddress().getValue()));
 459         LOG.trace("Adding Port-Endpoint mapping for port {} (device owner {}) and endpoint {}", port.getUuid()
 460             .getValue(), port.getDeviceOwner(), epKey);
 461         EndpointByPort endpointByPort = MappingFactory.createEndpointByPort(epKey, portId);
 462         rwTx.put(LogicalDatastoreType.OPERATIONAL, NeutronGbpIidFactory.endpointByPortIid(portId), endpointByPort, true);
 463         PortByEndpoint portByEndpoint = MappingFactory.createPortByEndpoint(portId, epKey);
 464         rwTx.put(LogicalDatastoreType.OPERATIONAL,
 465                 NeutronGbpIidFactory.portByEndpointIid(epKey.getL2Context(), epKey.getMacAddress()), portByEndpoint,
 466                 true);
 467     }
 468
 469     @Deprecated
 470     private void unregisterEndpointAndRemoveMapping(
 471             org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.UnregisterEndpointInput unregEpInput,
 472             Port port, ReadWriteTransaction rwTx) {
 473         boolean isUnregisteredEndpoint = epRegistrator.unregisterEndpoint(unregEpInput);
 474         if (isUnregisteredEndpoint) {
 475             UniqueId portId = new UniqueId(port.getUuid().getValue());
 476             EndpointKey epKey = new EndpointKey(new L2BridgeDomainId(port.getNetworkId().getValue()), new MacAddress(
 477                     port.getMacAddress().getValue()));
 478             LOG.trace("Removing Port-Endpoint mapping for port {} (device owner {}) and endpoint {}", port.getUuid()
 479                 .getValue(), port.getDeviceOwner(), epKey);
 480             DataStoreHelper.removeIfExists(LogicalDatastoreType.OPERATIONAL,
 481                     NeutronGbpIidFactory.endpointByPortIid(portId), rwTx);
 482             DataStoreHelper.removeIfExists(LogicalDatastoreType.OPERATIONAL,
 483                     NeutronGbpIidFactory.portByEndpointIid(epKey.getL2Context(), epKey.getMacAddress()), rwTx);
 484         }
 485     }
 486
 487     private void registerBaseEndpointAndStoreMapping(List<AddressEndpointReg> addrEpRegs, Port port,
 488             WriteTransaction wTx) {
 489         RegisterEndpointInput regBaseEpInput = new RegisterEndpointInputBuilder().setAddressEndpointReg(addrEpRegs)
 490             .build();
 491
 492         boolean isRegisteredBaseEndpoint = epRegistrator.registerEndpoint(regBaseEpInput);
 493         if (!isRegisteredBaseEndpoint) {
 494             LOG.error("Failed to register an address endpoint: {}", addrEpRegs);
 495             return;
 496         }
 497         for (AddressEndpointReg addrEpReg : addrEpRegs) {
 498             if (MappingUtils.L2_BRDIGE_DOMAIN.equals(addrEpReg.getContextType())) {
 499                 UniqueId portId = new UniqueId(port.getUuid().getValue());
 500                 LOG.trace("Adding Port-BaseEndpoint mapping for port {} (device owner {}) and endpoint {}",
 501                         port.getUuid());
 502                 AddressEndpointKey addrEpKey = new AddressEndpointKey(addrEpReg.getAddress(),
 503                         addrEpReg.getAddressType(), addrEpReg.getContextId(), addrEpReg.getContextType());
 504                 addBaseEndpointMappings(addrEpKey, portId, wTx);
 505             }
 506         }
 507     }
 508
 509     private void addBaseEndpointMappings(AddressEndpointKey addrEpKey, UniqueId portId, WriteTransaction wTx) {
 510         BaseEndpointByPort baseEndpointByPort = MappingFactory.createBaseEndpointByPort(addrEpKey, portId);
 511         wTx.put(LogicalDatastoreType.OPERATIONAL, NeutronGbpIidFactory.baseEndpointByPortIid(portId),
 512                 baseEndpointByPort, true);
 513         PortByBaseEndpoint portByBaseEndpoint = MappingFactory.createPortByBaseEndpoint(portId, addrEpKey);
 514         wTx.put(LogicalDatastoreType.OPERATIONAL,
 515                 NeutronGbpIidFactory.portByBaseEndpointIid(new PortByBaseEndpointKey(
 516                         portByBaseEndpoint.getKey())), portByBaseEndpoint, true);
 517     }
 518
 519     private void unregisterEndpointAndRemoveMapping(UnregisterEndpointInput baseEpUnreg, Port port,
 520             ReadWriteTransaction rwTx) {
 521         boolean isUnregisteredBaseEndpoint = epRegistrator.unregisterEndpoint(baseEpUnreg);
 522         if (isUnregisteredBaseEndpoint) {
 523             UniqueId portId = new UniqueId(port.getUuid().getValue());
 524             PortByBaseEndpointKey portByBaseEndpointKey = new PortByBaseEndpointKey(port.getMacAddress().getValue(),
 525                     MacAddressType.class, new ContextId(port.getNetworkId().getValue()), MappingUtils.L2_BRDIGE_DOMAIN);
 526             LOG.trace("Removing Port-BaseEndpoint mapping for port {} (device owner {}) and endpoint {}",
 527                     port.getUuid().getValue(), port.getDeviceOwner(), portByBaseEndpointKey);
 528             removeBaseEndpointMappings(portByBaseEndpointKey, portId, rwTx);
 529         }
 530     }
 531
 532     private void removeBaseEndpointMappings(PortByBaseEndpointKey portByBaseEndpointKey, UniqueId portId, ReadWriteTransaction rwTx) {
 533         DataStoreHelper.removeIfExists(LogicalDatastoreType.OPERATIONAL,
 534                 NeutronGbpIidFactory.baseEndpointByPortIid(portId), rwTx);
 535         DataStoreHelper.removeIfExists(LogicalDatastoreType.OPERATIONAL,
 536                 NeutronGbpIidFactory.portByBaseEndpointIid(portByBaseEndpointKey), rwTx);
 537     }
 538
 539     @Override
 540     public void onUpdated(Port oldPort, Port newPort, Neutron oldNeutron, Neutron newNeutron) {
 541         LOG.trace("updated port - OLD: {}\nNEW: {}", oldPort, newPort);
 542         onDeleted(oldPort, oldNeutron, newNeutron);
 543         onCreated(newPort, newNeutron);
 544     }
 545
 546     @Override
 547     public void onDeleted(Port port, Neutron oldNeutron, Neutron newNeutron) {
 548         LOG.trace("deleted port - {}", port);
 549         if (PortUtils.isRouterInterfacePort(port)) {
 550             LOG.trace("Port is router interface port: {}", port.getUuid().getValue());
 551             // router interface port can have only one IP
 552             Optional<FixedIps> potentialPortIpWithSubnet = PortUtils.resolveFirstFixedIps(port);
 553             if (!potentialPortIpWithSubnet.isPresent()) {
 554                 LOG.warn("Illegal state - router interface port does not contain fixed IPs {}",
 555                         port);
 556                 return;
 557             }
 558             FixedIps portIpWithSubnet = potentialPortIpWithSubnet.get();
 559             L3ContextId l3Context = new L3ContextId(port.getNetworkId().getValue());
 560             // change L3Context for all EPs with same subnet as router port
 561             changeL3ContextForEpsInSubnet(portIpWithSubnet.getSubnetId(), oldNeutron);
 562             // set L3Context as parent for bridge domain which is parent of subnet
 563             TenantId tenantId = new TenantId(port.getTenantId().getValue());
 564             Optional<Subnet> potentialRouterPortSubnet = SubnetUtils.findSubnet(portIpWithSubnet.getSubnetId(),
 565                     oldNeutron.getSubnets());
 566             if (!potentialRouterPortSubnet.isPresent()) {
 567                 LOG.warn("Illegal state - router interface port is in subnet which does not exist. {}", port);
 568                 return;
 569             }
 570             ReadWriteTransaction rwTx = dataProvider.newReadWriteTransaction();
 571             Subnet routerPortSubnet = potentialRouterPortSubnet.get();
 572             modifyForwardingOnDelete(routerPortSubnet, l3Context, tenantId, rwTx);
 573             ContextId l2BdId = new ContextId(routerPortSubnet.getNetworkId().getValue());
 574             ForwardingContext fwdCtx = new ForwardingContextBuilder().setContextId(l2BdId)
 575                 .setContextType(MappingUtils.L2_BRDIGE_DOMAIN)
 576                 .setParent(MappingUtils.createParent(l3Context, MappingUtils.L3_CONTEXT))
 577                 .build();
 578             rwTx.merge(LogicalDatastoreType.CONFIGURATION,
 579                     L2L3IidFactory.l2BridgeDomainIid(tenantId, fwdCtx.getContextId()), fwdCtx);
 580             NetworkDomain subnet = NeutronSubnetAware.createSubnet(routerPortSubnet, null);
 581             rwTx.put(LogicalDatastoreType.CONFIGURATION, L2L3IidFactory.subnetIid(tenantId, subnet.getNetworkDomainId()),
 582                     subnet);
 583             UniqueId portId = new UniqueId(port.getUuid().getValue());
 584             PortByBaseEndpointKey portByBaseEndpointKey = new PortByBaseEndpointKey(port.getMacAddress().getValue(),
 585                     MacAddressType.class, new ContextId(port.getNetworkId().getValue()), MappingUtils.L2_BRDIGE_DOMAIN);
 586             removeBaseEndpointMappings(portByBaseEndpointKey, portId, rwTx);
 587             DataStoreHelper.submitToDs(rwTx);
 588         } else if (PortUtils.isDhcpPort(port)) {
 589             LOG.trace("Port is DHCP port: {}", port.getUuid().getValue());
 590             ReadWriteTransaction rwTx = dataProvider.newReadWriteTransaction();
 591             unregisterEndpointAndRemoveMapping(createUnregisterEndpointInput(port, oldNeutron), port, rwTx);
 592             unregisterEndpointAndRemoveMapping(createUnregisterBaseEndpointInput(port, oldNeutron), port, rwTx);
 593             DataStoreHelper.submitToDs(rwTx);
 594         } else if (PortUtils.isNormalPort(port)) {
 595             LOG.trace("Port is normal port: {}", port.getUuid().getValue());
 596             ReadWriteTransaction rwTx = dataProvider.newReadWriteTransaction();
 597             unregisterEndpointAndRemoveMapping(createUnregisterEndpointInput(port, oldNeutron), port, rwTx);
 598             unregisterEndpointAndRemoveMapping(createUnregisterBaseEndpointInput(port, oldNeutron), port, rwTx);
 599             DataStoreHelper.submitToDs(rwTx);
 600         } else if (PortUtils.isRouterGatewayPort(port)) {
 601             // do nothing because actual trigger is detaching of port from router
 602             LOG.trace("Port is router gateway port: {}", port.getUuid().getValue());
 603         } else if (PortUtils.isFloatingIpPort(port)) {
 604             // do nothing because trigger is floating IP
 605             LOG.trace("Port is floating ip: {}", port.getUuid().getValue());
 606         } else {
 607             LOG.warn("Unknown port: {}", port);
 608         }
 609     }
 610
 611     @Deprecated
 612     private void modifyForwardingOnDelete(Subnet routerPortSubnet, L3ContextId l3contextId, TenantId tenantId, ReadWriteTransaction rwTx) {
 613         L2BridgeDomainId l2BdId = new L2BridgeDomainId(routerPortSubnet.getNetworkId().getValue());
 614         L2BridgeDomain l2Bd = new L2BridgeDomainBuilder().setId(l2BdId).setParent(l3contextId).build();
 615         rwTx.merge(LogicalDatastoreType.CONFIGURATION, IidFactory.l2BridgeDomainIid(tenantId, l2BdId), l2Bd);
 616         // remove virtual router IP for subnet
 617         org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.policy.rev140421.tenants.tenant.forwarding.context.Subnet tenantSubnet = NeutronSubnetAware.createTenantSubnet(routerPortSubnet, null);
 618         rwTx.put(LogicalDatastoreType.CONFIGURATION, IidFactory.subnetIid(tenantId, tenantSubnet.getId()), tenantSubnet);
 619     }
 620
 621     private org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.UnregisterEndpointInput createUnregisterBaseEndpointInput(
 622             Port port, Neutron neutron) {
 623         UnregisterEndpointInputBuilder inputBuilder = new UnregisterEndpointInputBuilder();
 624         List<AddressEndpointUnreg> list = new ArrayList<>();
 625         AddressEndpointUnregBuilder addrL2EpUnregBuilder = new AddressEndpointUnregBuilder();
 626         addrL2EpUnregBuilder.setAddress(port.getMacAddress().getValue())
 627             .setAddressType(MacAddressType.class)
 628             .setContextId(new ContextId(port.getNetworkId().getValue()))
 629             .setContextType(MappingUtils.L2_BRDIGE_DOMAIN);
 630         list.add(addrL2EpUnregBuilder.build());
 631         Optional<FixedIps> potentialFirstIp = PortUtils.resolveFirstFixedIps(port);
 632         if (potentialFirstIp.isPresent()) {
 633             ContextId l3ContextId = resolveL3ContextForPort(port, potentialFirstIp.get(), neutron);
 634             AddressEndpointUnregBuilder addrL3EpUnregBuilder = new AddressEndpointUnregBuilder();
 635             addrL3EpUnregBuilder.setAddress(MappingUtils.ipAddressToStringIpPrefix(potentialFirstIp.get().getIpAddress()))
 636                 .setAddressType(IpPrefixType.class)
 637                 .setContextId(l3ContextId)
 638                 .setContextType(L3Context.class);
 639             list.add(addrL3EpUnregBuilder.build());
 640         }
 641         inputBuilder.setAddressEndpointUnreg(list);
 642         return inputBuilder.build();
 643     }
 644
 645     @Deprecated
 646     private org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.UnregisterEndpointInput createUnregisterEndpointInput(
 647             Port port, Neutron neutron) {
 648         org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.UnregisterEndpointInputBuilder inputBuilder =
 649                 new org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.UnregisterEndpointInputBuilder();
 650         L2 l2Ep = new L2Builder().setL2Context(new L2BridgeDomainId(port.getNetworkId().getValue()))
 651             .setMacAddress(new MacAddress(port.getMacAddress().getValue()))
 652             .build();
 653         inputBuilder.setL2(ImmutableList.of(l2Ep));
 654         // we've registered EP with only first IP so remove only EP with first IP
 655         Optional<FixedIps> potentialFirstIp = PortUtils.resolveFirstFixedIps(port);
 656         if (potentialFirstIp.isPresent()) {
 657             FixedIps firstIp = potentialFirstIp.get();
 658             L3Address l3Address = resolveL3AddressFromPort(port, firstIp, neutron);
 659             L3 l3 = new L3Builder().setIpAddress(l3Address.getIpAddress())
 660                 .setL3Context(l3Address.getL3Context())
 661                 .build();
 662             inputBuilder.setL3(ImmutableList.of(l3));
 663         }
 664         return inputBuilder.build();
 665     }
 666
 667     @Deprecated
 668     private static L3Address resolveL3AddressFromPort(Port port, FixedIps portFixedIPs, Neutron neutron) {
 669         Set<Port> routerIfacePorts = PortUtils.findRouterInterfacePorts(neutron.getPorts());
 670         for (Port routerIfacePort : routerIfacePorts) {
 671             Uuid routerIfacePortSubnet = routerIfacePort.getFixedIps().get(0).getSubnetId();
 672             // if port is in the same subnet as router interface then we want to use L3Context of
 673             // router
 674             if (portFixedIPs.getSubnetId().equals(routerIfacePortSubnet)) {
 675                 L3ContextId epL3ContextId = new L3ContextId(routerIfacePort.getDeviceId());
 676                 LOG.trace("Router interface port was found in the same subnet as port have {}", port);
 677                 return new L3AddressBuilder().setL3Context(epL3ContextId)
 678                     .setIpAddress(portFixedIPs.getIpAddress())
 679                     .build();
 680             }
 681         }
 682         return new L3AddressBuilder().setL3Context(new L3ContextId(port.getNetworkId().getValue()))
 683             .setIpAddress(portFixedIPs.getIpAddress())
 684             .build();
 685     }
 686
 687     private static ContextId resolveL3ContextForPort(Port port, FixedIps portFixedIPs, Neutron neutron) {
 688         Set<Port> routerIfacePorts = PortUtils.findRouterInterfacePorts(neutron.getPorts());
 689         for (Port routerIfacePort : routerIfacePorts) {
 690             Uuid routerIfacePortSubnet = routerIfacePort.getFixedIps().get(0).getSubnetId();
 691             // if port is in the same subnet as router interface then we want to use L3Context of
 692             // router
 693             if (portFixedIPs.getSubnetId().equals(routerIfacePortSubnet)) {
 694                 LOG.trace("Router interface port was found in the same subnet as port have {}", port);
 695                 return new ContextId(routerIfacePort.getDeviceId());
 696             }
 697         }
 698         return new ContextId(port.getNetworkId().getValue());
 699     }
 700 }