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.Collections;
  14 import java.util.List;
  15 import java.util.Set;
  16 import java.util.stream.Collectors;
  17
  18 import javax.annotation.Nullable;
  19
  20 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  21 import org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction;
  22 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  23 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  24 import org.opendaylight.groupbasedpolicy.domain_extension.l2_l3.util.L2L3IidFactory;
  25 import org.opendaylight.groupbasedpolicy.neutron.gbp.util.NeutronGbpIidFactory;
  26 import org.opendaylight.groupbasedpolicy.neutron.mapper.EndpointRegistrator;
  27 import org.opendaylight.groupbasedpolicy.neutron.mapper.infrastructure.MetadataService;
  28 import org.opendaylight.groupbasedpolicy.neutron.mapper.infrastructure.NetworkClient;
  29 import org.opendaylight.groupbasedpolicy.neutron.mapper.infrastructure.NetworkService;
  30 import org.opendaylight.groupbasedpolicy.neutron.mapper.util.MappingUtils;
  31 import org.opendaylight.groupbasedpolicy.neutron.mapper.util.PortUtils;
  32 import org.opendaylight.groupbasedpolicy.neutron.mapper.util.SubnetUtils;
  33 import org.opendaylight.groupbasedpolicy.util.DataStoreHelper;
  34 import org.opendaylight.groupbasedpolicy.util.IidFactory;
  35 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
  36 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpPrefix;
  37 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.MacAddress;
  38 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Uuid;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.RegisterEndpointInput;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.RegisterEndpointInputBuilder;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.UnregisterEndpointInput;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.UnregisterEndpointInputBuilder;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.common.endpoint.fields.NetworkContainmentBuilder;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.common.endpoint.fields.network.containment.containment.NetworkDomainContainmentBuilder;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.endpoints.address.endpoints.AddressEndpointKey;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.has.child.endpoints.ChildEndpoint;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.has.child.endpoints.ChildEndpointBuilder;
  48 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.parent.child.endpoints.parent.endpoint.choice.ParentEndpointCaseBuilder;
  49 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.parent.child.endpoints.parent.endpoint.choice.parent.endpoint._case.ParentEndpoint;
  50 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.parent.child.endpoints.parent.endpoint.choice.parent.endpoint._case.ParentEndpointBuilder;
  51 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.register.endpoint.input.AddressEndpointReg;
  52 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.register.endpoint.input.AddressEndpointRegBuilder;
  53 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.unregister.endpoint.input.AddressEndpointUnreg;
  54 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.unregister.endpoint.input.AddressEndpointUnregBuilder;
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.ContextId;
  56 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.EndpointGroupId;
  57 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.L2BridgeDomainId;
  58 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.L3ContextId;
  59 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.NetworkDomainId;
  60 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.TenantId;
  61 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.UniqueId;
  62 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.endpoint.fields.L3Address;
  63 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.endpoint.fields.L3AddressBuilder;
  64 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.endpoints.EndpointKey;
  65 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.unregister.endpoint.input.L2;
  66 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.unregister.endpoint.input.L2Builder;
  67 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.unregister.endpoint.input.L3;
  68 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.unregister.endpoint.input.L3Builder;
  69 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.l2_l3.rev160427.IpPrefixType;
  70 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.l2_l3.rev160427.L3Context;
  71 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.l2_l3.rev160427.MacAddressType;
  72 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.rev160427.forwarding.forwarding.by.tenant.ForwardingContext;
  73 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.rev160427.forwarding.forwarding.by.tenant.ForwardingContextBuilder;
  74 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.rev160427.forwarding.forwarding.by.tenant.NetworkDomain;
  75 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.neutron.gbp.mapper.rev150513.mappings.gbp.by.neutron.mappings.base.endpoints.by.ports.BaseEndpointByPort;
  76 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.neutron.gbp.mapper.rev150513.mappings.gbp.by.neutron.mappings.endpoints.by.ports.EndpointByPort;
  77 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.neutron.gbp.mapper.rev150513.mappings.neutron.by.gbp.mappings.ports.by.base.endpoints.PortByBaseEndpoint;
  78 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.neutron.gbp.mapper.rev150513.mappings.neutron.by.gbp.mappings.ports.by.base.endpoints.PortByBaseEndpointKey;
  79 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.neutron.gbp.mapper.rev150513.mappings.neutron.by.gbp.mappings.ports.by.endpoints.PortByEndpoint;
  80 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.policy.rev140421.tenants.tenant.forwarding.context.L2BridgeDomain;
  81 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.policy.rev140421.tenants.tenant.forwarding.context.L2BridgeDomainBuilder;
  82 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.binding.rev150712.PortBindingExtension;
  83 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.ports.rev150712.port.attributes.FixedIps;
  84 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.ports.rev150712.port.attributes.FixedIpsBuilder;
  85 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.ports.rev150712.port.attributes.FixedIpsKey;
  86 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.ports.rev150712.ports.attributes.Ports;
  87 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.ports.rev150712.ports.attributes.ports.Port;
  88 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.ports.rev150712.ports.attributes.ports.PortBuilder;
  89 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.rev150712.Neutron;
  90 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.subnets.rev150712.subnets.attributes.subnets.Subnet;
  91 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  92 import org.slf4j.Logger;
  93 import org.slf4j.LoggerFactory;
  94
  95 import com.google.common.base.Optional;
  96 import com.google.common.collect.ImmutableList;
  97 import com.google.common.collect.Lists;
  98
  99 public class NeutronPortAware implements NeutronAware<Port> {
 100
 101     private static final Logger LOG = LoggerFactory.getLogger(NeutronPortAware.class);
 102     public static final InstanceIdentifier<Port> PORT_WILDCARD_IID =
 103             InstanceIdentifier.builder(Neutron.class).child(Ports.class).child(Port.class).build();
 104     private final DataBroker dataProvider;
 105     private final EndpointRegistrator epRegistrator;
 106     private final IpPrefix metadataIpPrefix;
 107
 108     public NeutronPortAware(DataBroker dataProvider, EndpointRegistrator epRegistrator,
 109             @Nullable IpPrefix metadataIpPrefix) {
 110         this.dataProvider = checkNotNull(dataProvider);
 111         this.epRegistrator = checkNotNull(epRegistrator);
 112         this.metadataIpPrefix = checkNotNull(metadataIpPrefix);
 113     }
 114
 115     @Override public void onCreated(Port createdItem, Neutron neutron) {
 116         onCreated(createdItem, neutron, true);
 117     }
 118
 119     public void onCreated(Port port, Neutron neutron, boolean addBaseEpMapping) {
 120         LOG.trace("created port - {}", port);
 121         if (PortUtils.isRouterInterfacePort(port)) {
 122             LOG.trace("Port is router interface port: {}", port.getUuid().getValue());
 123             // router interface port can have only one IP
 124             Optional<FixedIps> potentialPortIpWithSubnet = PortUtils.resolveFirstFixedIps(port);
 125             if (!potentialPortIpWithSubnet.isPresent()) {
 126                 LOG.warn("Illegal state - router interface port does not contain fixed IPs {}",
 127                         port);
 128                 return;
 129             }
 130             FixedIps portIpWithSubnet = potentialPortIpWithSubnet.get();
 131             ContextId routerL3Context = new ContextId(port.getDeviceId());
 132             ReadWriteTransaction rwTx = dataProvider.newReadWriteTransaction();
 133
 134             AddressEndpointKey addrEpKey = new AddressEndpointKey(port.getMacAddress().getValue(),
 135                 MacAddressType.class, new ContextId(port.getNetworkId().getValue()), MappingUtils.L2_BRDIGE_DOMAIN);
 136             UniqueId portId = new UniqueId(port.getUuid().getValue());
 137             addBaseEndpointMappings(addrEpKey, portId, rwTx);
 138
 139             // Add Qrouter and VPProuter port as Endpoint
 140             if (port.getAugmentation(PortBindingExtension.class) != null &&
 141                 PortUtils.DEVICE_VIF_TYPE.equals(port.getAugmentation(PortBindingExtension.class).getVifType())) {
 142                 LOG.trace("Port is QRouter port: {}", port.getUuid().getValue());
 143                 Optional<FixedIps> firstFixedIps = PortUtils.resolveFirstFixedIps(port);
 144                 if (!firstFixedIps.isPresent()) {
 145                     LOG.warn("QRouter port does not have an IP address. {}", port);
 146                     return;
 147                 }
 148
 149                 FixedIps ipWithSubnet = firstFixedIps.get();
 150                 NetworkDomainId networkContainment = new NetworkDomainId(ipWithSubnet.getSubnetId().getValue());
 151                 List<EndpointGroupId> epgsFromSecGroups = resolveEpgIdsFromSecGroups(port.getSecurityGroups());
 152                 epgsFromSecGroups.add(NetworkService.EPG_ID);
 153
 154                 // BUILD BASE ENDPOINT
 155                 AddressEndpointRegBuilder l2BaseEp = createBasicMacAddrEpInputBuilder(port, networkContainment,
 156                     epgsFromSecGroups);
 157                 AddressEndpointRegBuilder l3BaseEp = createBasicL3AddrEpInputBuilder(port, networkContainment,
 158                     epgsFromSecGroups, neutron);
 159                 setParentChildRelationshipForEndpoints(l3BaseEp, l2BaseEp);
 160
 161                 // BUILD ENDPOINT
 162                 org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.RegisterEndpointInputBuilder
 163                     epInBuilder =
 164                     createEndpointRegFromPort(
 165                         port, ipWithSubnet, networkContainment, epgsFromSecGroups, neutron);
 166                 registerBaseEndpointAndStoreMapping(
 167                     ImmutableList.of(l2BaseEp.build(), l3BaseEp.build()), port, rwTx, addBaseEpMapping);
 168                 registerEndpointAndStoreMapping(epInBuilder.build(), port, rwTx);
 169             }
 170
 171             // change L3Context for all EPs with same subnet as router port
 172             changeL3ContextForEpsInSubnet(portIpWithSubnet.getSubnetId(), neutron);
 173             // set L3Context as parent for bridge domain which is parent of subnet
 174             TenantId tenantId = new TenantId(port.getTenantId().getValue());
 175             Optional<Subnet> potentialRouterPortSubnet = SubnetUtils.findSubnet(portIpWithSubnet.getSubnetId(), neutron.getSubnets());
 176             if (!potentialRouterPortSubnet.isPresent()) {
 177                 LOG.warn("Illegal state - router interface port is in subnet which does not exist. {}",
 178                         port);
 179                 return;
 180             }
 181             Subnet routerPortSubnet = potentialRouterPortSubnet.get();
 182             ContextId l2BdId = new ContextId(routerPortSubnet.getNetworkId().getValue());
 183             ForwardingContext l2Bd = new ForwardingContextBuilder().setContextId(l2BdId)
 184                 .setContextType(MappingUtils.L2_BRDIGE_DOMAIN)
 185                 .setParent(MappingUtils.createParent(routerL3Context, MappingUtils.L3_CONTEXT))
 186                 .build();
 187             rwTx.merge(LogicalDatastoreType.CONFIGURATION, L2L3IidFactory.l2BridgeDomainIid(tenantId, l2BdId), l2Bd, true);
 188             // set virtual router IP for subnet
 189             NetworkDomain subnetDomain = NeutronSubnetAware.createSubnet(routerPortSubnet, neutron, null);
 190             rwTx.merge(LogicalDatastoreType.CONFIGURATION, L2L3IidFactory.subnetIid(tenantId, subnetDomain.getNetworkDomainId()), subnetDomain);
 191
 192             // does the same for tenant forwarding domains
 193             processTenantForwarding(routerPortSubnet, routerL3Context, portIpWithSubnet, tenantId, rwTx);
 194
 195             DataStoreHelper.submitToDs(rwTx);
 196         } else if (PortUtils.isDhcpPort(port)) {
 197             // process as normal port but put it to DHCP group
 198             LOG.trace("Port is DHCP port: {}", port.getUuid().getValue());
 199             Optional<FixedIps> firstFixedIps = PortUtils.resolveFirstFixedIps(port);
 200             if (!firstFixedIps.isPresent()) {
 201                 LOG.warn("DHCP port does not have an IP address. {}", port);
 202                 return;
 203             }
 204             FixedIps ipWithSubnet = firstFixedIps.get();
 205             NetworkDomainId networkContainment = new NetworkDomainId(ipWithSubnet.getSubnetId().getValue());
 206             List<EndpointGroupId> epgsFromSecGroups = resolveEpgIdsFromSecGroups(port.getSecurityGroups());
 207             epgsFromSecGroups.add(NetworkService.EPG_ID);
 208             AddressEndpointRegBuilder l2BaseEp = createBasicMacAddrEpInputBuilder(port, networkContainment,
 209                     Collections.emptyList());
 210             AddressEndpointRegBuilder l3BaseEp = createBasicL3AddrEpInputBuilder(port, networkContainment,
 211                     epgsFromSecGroups, neutron);
 212
 213             setParentChildRelationshipForEndpoints(l3BaseEp, l2BaseEp);
 214
 215             org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.RegisterEndpointInputBuilder epInBuilder = createEndpointRegFromPort(
 216                     port, ipWithSubnet, networkContainment, epgsFromSecGroups, neutron);
 217
 218             ReadWriteTransaction rwTx = dataProvider.newReadWriteTransaction();
 219             registerBaseEndpointAndStoreMapping(
 220                     ImmutableList.of(l2BaseEp.build(), l3BaseEp.build()), port, rwTx, addBaseEpMapping);
 221
 222             AddressEndpointRegBuilder metadataEp = createBasicL3AddrEpInputBuilder(cloneMetadataPortFromDhcpPort(port, metadataIpPrefix), networkContainment,
 223                     Lists.newArrayList(MetadataService.EPG_ID), neutron);
 224             setParentChildRelationshipForEndpoints(metadataEp, l2BaseEp);
 225             registerBaseEndpointAndStoreMapping(
 226                     ImmutableList.of(metadataEp.build()), port, rwTx, true);
 227
 228             registerEndpointAndStoreMapping(epInBuilder.build(), port, rwTx);
 229             DataStoreHelper.submitToDs(rwTx);
 230         } else if (PortUtils.isNormalPort(port)) {
 231             LOG.trace("Port is normal port: {}", port.getUuid().getValue());
 232             org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.RegisterEndpointInputBuilder epInBuilder = null;
 233             AddressEndpointRegBuilder l2BaseEp;
 234             AddressEndpointRegBuilder l3BaseEp = null;
 235             Optional<FixedIps> firstFixedIps = PortUtils.resolveFirstFixedIps(port);
 236             List<EndpointGroupId> epgsFromSecGroups = resolveEpgIdsFromSecGroups(port.getSecurityGroups());
 237             epgsFromSecGroups.add(NetworkClient.EPG_ID);
 238             if (firstFixedIps.isPresent()) {
 239                 // endpoint has only one network containment therefore only first IP is used
 240                 FixedIps ipWithSubnet = firstFixedIps.get();
 241                 NetworkDomainId containment = new NetworkDomainId(ipWithSubnet.getSubnetId().getValue());
 242                 epInBuilder = createEndpointRegFromPort(port, ipWithSubnet, containment, epgsFromSecGroups, neutron);
 243                 l2BaseEp = createBasicMacAddrEpInputBuilder(port,
 244                         containment, epgsFromSecGroups);
 245                 l3BaseEp = createBasicL3AddrEpInputBuilder(port, containment, epgsFromSecGroups, neutron);
 246                 setParentChildRelationshipForEndpoints(l3BaseEp, l2BaseEp);
 247             } else {
 248                 NetworkDomainId containment = new NetworkDomainId(port.getNetworkId().getValue());
 249                 epInBuilder = createEndpointRegFromPort(port, null, containment, epgsFromSecGroups, neutron);
 250                 l2BaseEp = createBasicMacAddrEpInputBuilder(port, containment, epgsFromSecGroups);
 251             }
 252             List<AddressEndpointReg> baseEpRegs = new ArrayList<>();
 253             baseEpRegs.add(l2BaseEp.build());
 254             if (l3BaseEp != null) {
 255                 baseEpRegs.add(l3BaseEp.build());
 256             }
 257             ReadWriteTransaction rwTx = dataProvider.newReadWriteTransaction();
 258             registerBaseEndpointAndStoreMapping(baseEpRegs, port, rwTx, addBaseEpMapping);
 259             registerEndpointAndStoreMapping(epInBuilder.build(), port, rwTx);
 260             DataStoreHelper.submitToDs(rwTx);
 261         } else if (PortUtils.isRouterGatewayPort(port)) {
 262             // do nothing because actual trigger is attaching of port to router
 263             LOG.trace("Port is router gateway port: {}", port.getUuid().getValue());
 264         } else if (PortUtils.isFloatingIpPort(port)) {
 265             // do nothing because trigger is floating IP
 266             LOG.trace("Port is floating ip: {}", port.getUuid().getValue());
 267         } else {
 268             LOG.warn("Unknown port: {}", port);
 269         }
 270     }
 271
 272     private Port cloneMetadataPortFromDhcpPort(Port port, IpPrefix metadataPrefix) {
 273         IpAddress metadataIp = MappingUtils.ipPrefixToIpAddress(metadataPrefix);
 274         List<FixedIps> metadataIps = port.getFixedIps().stream().map(fi -> {
 275             FixedIpsKey key = new FixedIpsKey(metadataIp, fi.getKey().getSubnetId());
 276             return new FixedIpsBuilder(fi).setKey(key).setIpAddress(metadataIp).build();
 277         }).collect(Collectors.toList());
 278         return new PortBuilder(port).setFixedIps(metadataIps).build();
 279     }
 280
 281     private void setParentChildRelationshipForEndpoints(AddressEndpointRegBuilder parentEp,
 282             AddressEndpointRegBuilder childEp) {
 283         childEp.setParentEndpointChoice(new ParentEndpointCaseBuilder().setParentEndpoint(
 284                 ImmutableList.<ParentEndpoint>of(createParentEndpoint(parentEp))).build());
 285         parentEp.setChildEndpoint(ImmutableList.<ChildEndpoint>of(createChildEndpoint(childEp)));
 286     }
 287
 288     @Deprecated
 289     private void processTenantForwarding(Subnet routerPortSubnet, ContextId routerL3Context, FixedIps portIpWithSubnet,
 290             TenantId tenantId, ReadWriteTransaction rwTx) {
 291         L2BridgeDomainId l2BdId = new L2BridgeDomainId(routerPortSubnet.getNetworkId().getValue());
 292         L2BridgeDomain l2Bd = new L2BridgeDomainBuilder().setId(l2BdId).setParent(new L3ContextId(routerL3Context)).build();
 293         rwTx.merge(LogicalDatastoreType.CONFIGURATION, IidFactory.l2BridgeDomainIid(tenantId, l2BdId), l2Bd, true);
 294         // set virtual router IP for subnet
 295         org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.policy.rev140421.tenants.tenant.forwarding.context.Subnet subnet = NeutronSubnetAware.createTenantSubnet(
 296                 routerPortSubnet, portIpWithSubnet.getIpAddress());
 297         rwTx.merge(LogicalDatastoreType.CONFIGURATION, IidFactory.subnetIid(tenantId, subnet.getId()), subnet);
 298     }
 299
 300     /**
 301      * Registers endpoint from {@link Port} and method parameters.
 302      * Always creates registration input for L2 endpoint.
 303      * Creates registration input for L3 endpoint if fixedIps argument is not null.
 304      */
 305     @Deprecated
 306     private org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.RegisterEndpointInputBuilder createEndpointRegFromPort(
 307             Port port, FixedIps fixedIps, NetworkDomainId networkContainment, List<EndpointGroupId> endpointGroupIds, Neutron neutron) {
 308         org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.RegisterEndpointInputBuilder epInBuilder = createBasicEndpointInputBuilder(
 309                 port).setNetworkContainment(networkContainment);
 310         if (fixedIps != null) {
 311             L3Address l3Address = resolveL3AddressFromPort(port, fixedIps, neutron);
 312             epInBuilder.setL3Address(ImmutableList.of(l3Address));
 313         }
 314         epInBuilder.setEndpointGroups(endpointGroupIds);
 315         return epInBuilder;
 316     }
 317
 318     private void changeL3ContextForEpsInSubnet(Uuid subnetUuid, Neutron neutron) {
 319         if (neutron == null) {
 320             LOG.debug("No new data are written, there is no L3 context in subnet {} to update", subnetUuid);
 321             return;
 322         }
 323         Set<Port> portsInSameSubnet = PortUtils.findPortsBySubnet(subnetUuid, neutron.getPorts());
 324         for (Port portInSameSubnet : portsInSameSubnet) {
 325             if (PortUtils.isNormalPort(portInSameSubnet) || PortUtils.isDhcpPort(portInSameSubnet)
 326                 || PortUtils.isQrouterOrVppRouterPort(portInSameSubnet)) {
 327                 // endpoints are created only from neutron normal port or DHCP port
 328                 Optional<FixedIps> firstFixedIps = PortUtils.resolveFirstFixedIps(portInSameSubnet);
 329                 if (firstFixedIps.isPresent()) {
 330                     // endpoint has only one network containment therefore only first IP is used
 331                     FixedIps ipWithSubnet = firstFixedIps.get();
 332                     List<EndpointGroupId> endpointGroupIds = new ArrayList<>();
 333                     if (PortUtils.isDhcpPort(portInSameSubnet) || PortUtils.isQrouterOrVppRouterPort(portInSameSubnet)) {
 334                         endpointGroupIds.add(NetworkService.EPG_ID);
 335                     } else if (PortUtils.isNormalPort(portInSameSubnet)) {
 336                         endpointGroupIds.add(NetworkClient.EPG_ID);
 337                     }
 338                     NetworkDomainId networkContainment = new NetworkDomainId(ipWithSubnet.getSubnetId().getValue());
 339                     AddressEndpointRegBuilder l2BaseEp = createBasicMacAddrEpInputBuilder(portInSameSubnet,
 340                             networkContainment, endpointGroupIds);
 341                     AddressEndpointRegBuilder l3BaseEp = createBasicL3AddrEpInputBuilder(portInSameSubnet,
 342                             networkContainment, endpointGroupIds, neutron);
 343                     setParentChildRelationshipForEndpoints(l3BaseEp, l2BaseEp);
 344                     AddressEndpointUnreg addrEpUnreg = new AddressEndpointUnregBuilder().setAddress(l3BaseEp.getAddress())
 345                         .setAddressType(l3BaseEp.getAddressType())
 346                         .setContextId(new ContextId(portInSameSubnet.getNetworkId().getValue()))
 347                         .setContextType(l3BaseEp.getContextType())
 348                         .build();
 349                     epRegistrator.unregisterEndpoint(addrEpUnreg);
 350                     RegisterEndpointInput regBaseEpInput = new RegisterEndpointInputBuilder()
 351                         .setAddressEndpointReg(ImmutableList.of(l2BaseEp.build(), l3BaseEp.build())).build();
 352                     epRegistrator.registerEndpoint(regBaseEpInput);
 353
 354                     modifyL3ContextForEndpoints(portInSameSubnet, ipWithSubnet, l3BaseEp.getContextId());
 355                 }
 356             }
 357         }
 358     }
 359
 360     private ChildEndpoint createChildEndpoint(AddressEndpointRegBuilder builder) {
 361         return new ChildEndpointBuilder().setAddress(builder.getAddress())
 362             .setAddressType(builder.getAddressType())
 363             .setContextId(builder.getContextId())
 364             .setContextType(builder.getContextType())
 365             .build();
 366     }
 367
 368     private ParentEndpoint createParentEndpoint(AddressEndpointRegBuilder builder) {
 369         return new ParentEndpointBuilder().setAddress(builder.getAddress())
 370             .setAddressType(builder.getAddressType())
 371             .setContextId(builder.getContextId())
 372             .setContextType(builder.getContextType())
 373             .build();
 374     }
 375
 376     @Deprecated
 377     private void modifyL3ContextForEndpoints(Port port, FixedIps resolvedPortFixedIp, ContextId newContextId) {
 378         org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.RegisterEndpointInputBuilder epInBuilder = createBasicEndpointInputBuilder(port);
 379         epInBuilder.setNetworkContainment(new NetworkDomainId(resolvedPortFixedIp.getSubnetId().getValue()));
 380         L3Address l3Address = new L3AddressBuilder().setL3Context(new L3ContextId(newContextId))
 381             .setIpAddress(resolvedPortFixedIp.getIpAddress())
 382             .build();
 383         epInBuilder.setL3Address(ImmutableList.of(l3Address));
 384         List<EndpointGroupId> epgsFromSecGroups = resolveEpgIdsFromSecGroups(port.getSecurityGroups());
 385         epgsFromSecGroups.add(NetworkClient.EPG_ID);
 386         epInBuilder.setEndpointGroups(epgsFromSecGroups);
 387         epRegistrator.registerEndpoint(epInBuilder.build());
 388         // unregister L3EP
 389         L3ContextId oldL3Context = new L3ContextId(port.getNetworkId().getValue());
 390         L3 l3 = new L3Builder().setL3Context(oldL3Context).setIpAddress(resolvedPortFixedIp.getIpAddress()).build();
 391         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(
 392                 ImmutableList.of(l3))
 393             .build();
 394         epRegistrator.unregisterEndpoint(epUnreg);
 395     }
 396
 397     private AddressEndpointRegBuilder createBasicMacAddrEpInputBuilder(Port port,
 398             NetworkDomainId networkContainment, @Nullable List<EndpointGroupId> endpointGroupsToAdd) {
 399         AddressEndpointRegBuilder addrEpbuilder = new AddressEndpointRegBuilder().setAddressType(MacAddressType.class)
 400             .setAddress(port.getMacAddress().getValue())
 401             .setAddressType(MacAddressType.class)
 402             .setContextType(MappingUtils.L2_BRDIGE_DOMAIN)
 403             .setContextId(new ContextId(port.getNetworkId().getValue()))
 404             .setTenant(new TenantId(port.getTenantId().getValue()))
 405             .setTimestamp(System.currentTimeMillis());
 406         List<EndpointGroupId> epgs = concatEndpointGroups(port.getSecurityGroups(), endpointGroupsToAdd);
 407         addrEpbuilder.setEndpointGroup(epgs);
 408         if (networkContainment != null) {
 409             addrEpbuilder.setNetworkContainment(new NetworkContainmentBuilder().setContainment(
 410                     new NetworkDomainContainmentBuilder().setNetworkDomainId(networkContainment)
 411                         .setNetworkDomainType(MappingUtils.SUBNET)
 412                         .build()).build());
 413         }
 414         return addrEpbuilder;
 415     }
 416
 417     private AddressEndpointRegBuilder createBasicL3AddrEpInputBuilder(Port port, NetworkDomainId networkContainment,
 418             @Nullable List<EndpointGroupId> endpointGroupsToAdd, Neutron neutron) {
 419         Optional<FixedIps> firstFixedIps = PortUtils.resolveFirstFixedIps(port);
 420         if (!firstFixedIps.isPresent()) {
 421             throw new IllegalStateException("Failed to resolve FixedIps for port " + port.getKey()
 422                     + ". Cannot register L3 Address endpoint.");
 423         }
 424         ContextId resolveL3ContextForPort = resolveL3ContextForPort(port, port.getFixedIps().get(0), neutron);
 425
 426         AddressEndpointRegBuilder addrEpbuilder = new AddressEndpointRegBuilder().setAddressType(MacAddressType.class)
 427             .setAddress(MappingUtils.ipAddressToStringIpPrefix(firstFixedIps.get().getIpAddress()))
 428             .setAddressType(IpPrefixType.class)
 429             .setContextType(MappingUtils.L3_CONTEXT)
 430             .setContextId(resolveL3ContextForPort)
 431             .setTenant(new TenantId(port.getTenantId().getValue()))
 432             .setTimestamp(System.currentTimeMillis());
 433         List<EndpointGroupId> epgs = concatEndpointGroups(port.getSecurityGroups(), endpointGroupsToAdd);
 434         addrEpbuilder.setEndpointGroup(epgs);
 435         if (networkContainment != null) {
 436             addrEpbuilder.setNetworkContainment(new NetworkContainmentBuilder().setContainment(
 437                     new NetworkDomainContainmentBuilder().setNetworkDomainId(networkContainment)
 438                         .setNetworkDomainType(MappingUtils.SUBNET)
 439                         .build()).build());
 440         }
 441         return addrEpbuilder;
 442     }
 443
 444     private List<EndpointGroupId> concatEndpointGroups(List<Uuid> securityGroups,
 445             @Nullable List<EndpointGroupId> endpointGroupsToAdd) {
 446         List<EndpointGroupId> epgs = new ArrayList<>();
 447         if (securityGroups != null) {
 448             for (Uuid sgId : securityGroups) {
 449                 epgs.add(new EndpointGroupId(sgId.getValue()));
 450             }
 451         }
 452         if (endpointGroupsToAdd != null) {
 453             epgs.addAll(endpointGroupsToAdd);
 454         }
 455         return epgs;
 456     }
 457
 458     @Deprecated
 459     private static org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.RegisterEndpointInputBuilder createBasicEndpointInputBuilder(
 460             Port port) {
 461         return new org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.RegisterEndpointInputBuilder().setL2Context(
 462                 new L2BridgeDomainId(port.getNetworkId().getValue()))
 463             .setMacAddress(new MacAddress(port.getMacAddress().getValue()))
 464             .setTenant(new TenantId(port.getTenantId().getValue()))
 465             .setTimestamp(System.currentTimeMillis());
 466     }
 467
 468     private static List<EndpointGroupId> resolveEpgIdsFromSecGroups(@Nullable List<Uuid> securityGroups) {
 469         List<EndpointGroupId> epgIds = new ArrayList<>();
 470         if ((securityGroups == null || securityGroups.isEmpty())) {
 471             return epgIds;
 472         }
 473         for (Uuid secGrp : securityGroups) {
 474             epgIds.add(new EndpointGroupId(secGrp.getValue()));
 475         }
 476         return epgIds;
 477     }
 478
 479     @Deprecated
 480     private void registerEndpointAndStoreMapping(
 481             org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.RegisterEndpointInput regEpInput,
 482             Port port, ReadWriteTransaction rwTx) {
 483         boolean isRegisteredEndpoint = epRegistrator.registerEndpoint(regEpInput);
 484         if (!isRegisteredEndpoint) {
 485             LOG.error("Failed to register endpoint: {}", regEpInput);
 486             return;
 487         }
 488         UniqueId portId = new UniqueId(port.getUuid().getValue());
 489         EndpointKey epKey = new EndpointKey(new L2BridgeDomainId(port.getNetworkId().getValue()), new MacAddress(
 490                 port.getMacAddress().getValue()));
 491         LOG.trace("Adding Port-Endpoint mapping for port {} (device owner {}) and endpoint {}", port.getUuid()
 492             .getValue(), port.getDeviceOwner(), epKey);
 493         EndpointByPort endpointByPort = MappingFactory.createEndpointByPort(epKey, portId);
 494         rwTx.put(LogicalDatastoreType.OPERATIONAL, NeutronGbpIidFactory.endpointByPortIid(portId), endpointByPort, true);
 495         PortByEndpoint portByEndpoint = MappingFactory.createPortByEndpoint(portId, epKey);
 496         rwTx.put(LogicalDatastoreType.OPERATIONAL,
 497                 NeutronGbpIidFactory.portByEndpointIid(epKey.getL2Context(), epKey.getMacAddress()), portByEndpoint,
 498                 true);
 499     }
 500
 501     @Deprecated
 502     private void unregisterEndpointAndRemoveMapping(
 503             org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.UnregisterEndpointInput unregEpInput,
 504             Port port, ReadWriteTransaction rwTx) {
 505         boolean isUnregisteredEndpoint = epRegistrator.unregisterEndpoint(unregEpInput);
 506         if (isUnregisteredEndpoint) {
 507             UniqueId portId = new UniqueId(port.getUuid().getValue());
 508             EndpointKey epKey = new EndpointKey(new L2BridgeDomainId(port.getNetworkId().getValue()), new MacAddress(
 509                     port.getMacAddress().getValue()));
 510             LOG.trace("Removing Port-Endpoint mapping for port {} (device owner {}) and endpoint {}", port.getUuid()
 511                 .getValue(), port.getDeviceOwner(), epKey);
 512             DataStoreHelper.removeIfExists(LogicalDatastoreType.OPERATIONAL,
 513                     NeutronGbpIidFactory.endpointByPortIid(portId), rwTx);
 514             DataStoreHelper.removeIfExists(LogicalDatastoreType.OPERATIONAL,
 515                     NeutronGbpIidFactory.portByEndpointIid(epKey.getL2Context(), epKey.getMacAddress()), rwTx);
 516         }
 517     }
 518
 519     private void registerBaseEndpointAndStoreMapping(List<AddressEndpointReg> addrEpRegs, Port port,
 520             WriteTransaction wTx, boolean addBaseEpMappings) {
 521         RegisterEndpointInput regBaseEpInput = new RegisterEndpointInputBuilder().setAddressEndpointReg(addrEpRegs)
 522             .build();
 523
 524         boolean isRegisteredBaseEndpoint = epRegistrator.registerEndpoint(regBaseEpInput);
 525         if (!isRegisteredBaseEndpoint) {
 526             LOG.error("Failed to register address endpoint: {}", addrEpRegs);
 527             return;
 528         }
 529         for (AddressEndpointReg addrEpReg : addrEpRegs) {
 530             if (MappingUtils.L2_BRDIGE_DOMAIN.equals(addrEpReg.getContextType()) && addBaseEpMappings) {
 531                 UniqueId portId = new UniqueId(port.getUuid().getValue());
 532                 LOG.trace("Adding Port-BaseEndpoint mapping for port {} (device owner {}) and endpoint {}",
 533                         port.getUuid());
 534                 AddressEndpointKey addrEpKey = new AddressEndpointKey(addrEpReg.getAddress(),
 535                         addrEpReg.getAddressType(), addrEpReg.getContextId(), addrEpReg.getContextType());
 536                 addBaseEndpointMappings(addrEpKey, portId, wTx);
 537             }
 538         }
 539     }
 540
 541     private void addBaseEndpointMappings(AddressEndpointKey addrEpKey, UniqueId portId, WriteTransaction wTx) {
 542         BaseEndpointByPort baseEndpointByPort = MappingFactory.createBaseEndpointByPort(addrEpKey, portId);
 543         wTx.put(LogicalDatastoreType.OPERATIONAL, NeutronGbpIidFactory.baseEndpointByPortIid(portId),
 544                 baseEndpointByPort, true);
 545         PortByBaseEndpoint portByBaseEndpoint = MappingFactory.createPortByBaseEndpoint(portId, addrEpKey);
 546         wTx.put(LogicalDatastoreType.OPERATIONAL,
 547                 NeutronGbpIidFactory.portByBaseEndpointIid(new PortByBaseEndpointKey(
 548                         portByBaseEndpoint.getKey())), portByBaseEndpoint, true);
 549     }
 550
 551     private void unregisterEndpointAndRemoveMapping(UnregisterEndpointInput baseEpUnreg, Port port,
 552             ReadWriteTransaction rwTx, boolean removeBaseEpMappings) {
 553         boolean isUnregisteredBaseEndpoint = epRegistrator.unregisterEndpoint(baseEpUnreg);
 554         if (isUnregisteredBaseEndpoint) {
 555             UniqueId portId = new UniqueId(port.getUuid().getValue());
 556             PortByBaseEndpointKey portByBaseEndpointKey = new PortByBaseEndpointKey(port.getMacAddress().getValue(),
 557                     MacAddressType.class, new ContextId(port.getNetworkId().getValue()), MappingUtils.L2_BRDIGE_DOMAIN);
 558             LOG.trace("Removing Port-BaseEndpoint mapping for port {} (device owner {}) and endpoint {}",
 559                     port.getUuid().getValue(), port.getDeviceOwner(), portByBaseEndpointKey);
 560             if (removeBaseEpMappings) {
 561                 removeBaseEndpointMappings(portByBaseEndpointKey, portId, rwTx);
 562             }
 563         }
 564     }
 565
 566     private void removeBaseEndpointMappings(PortByBaseEndpointKey portByBaseEndpointKey, UniqueId portId, ReadWriteTransaction rwTx) {
 567         DataStoreHelper.removeIfExists(LogicalDatastoreType.OPERATIONAL,
 568                 NeutronGbpIidFactory.baseEndpointByPortIid(portId), rwTx);
 569         DataStoreHelper.removeIfExists(LogicalDatastoreType.OPERATIONAL,
 570                 NeutronGbpIidFactory.portByBaseEndpointIid(portByBaseEndpointKey), rwTx);
 571     }
 572
 573     @Override
 574     public void onUpdated(Port oldPort, Port newPort, Neutron oldNeutron, Neutron newNeutron) {
 575         LOG.trace("updated port - OLD: {}\nNEW: {}", oldPort, newPort);
 576         onDeleted(oldPort, oldNeutron, newNeutron, false);
 577         onCreated(newPort, newNeutron, false);
 578     }
 579
 580     @Override public void onDeleted(Port deletedItem, Neutron oldNeutron, Neutron newNeutron) {
 581         onDeleted(deletedItem, oldNeutron, newNeutron, true);
 582     }
 583
 584     public void onDeleted(Port port, Neutron oldNeutron, Neutron newNeutron, boolean removeBaseEpMapping) {
 585         LOG.trace("deleted port - {}", port);
 586         if (PortUtils.isRouterInterfacePort(port)) {
 587             LOG.trace("Port is router interface port: {}", port.getUuid().getValue());
 588             // router interface port can have only one IP
 589             Optional<FixedIps> potentialPortIpWithSubnet = PortUtils.resolveFirstFixedIps(port);
 590             if (!potentialPortIpWithSubnet.isPresent()) {
 591                 LOG.warn("Illegal state - router interface port does not contain fixed IPs {}",
 592                         port);
 593                 return;
 594             }
 595             FixedIps portIpWithSubnet = potentialPortIpWithSubnet.get();
 596             L3ContextId l3Context = new L3ContextId(port.getNetworkId().getValue());
 597             // change L3Context for all new EPs with same subnet as router port
 598             changeL3ContextForEpsInSubnet(portIpWithSubnet.getSubnetId(), newNeutron);
 599             // set L3Context as parent for bridge domain which is parent of subnet
 600             TenantId tenantId = new TenantId(port.getTenantId().getValue());
 601             Optional<Subnet> potentialRouterPortSubnet = SubnetUtils.findSubnet(portIpWithSubnet.getSubnetId(),
 602                     oldNeutron.getSubnets());
 603             if (!potentialRouterPortSubnet.isPresent()) {
 604                 LOG.warn("Illegal state - router interface port is in subnet which does not exist. {}", port);
 605                 return;
 606             }
 607             ReadWriteTransaction rwTx = dataProvider.newReadWriteTransaction();
 608             Subnet routerPortSubnet = potentialRouterPortSubnet.get();
 609             modifyForwardingOnDelete(routerPortSubnet, l3Context, tenantId, rwTx);
 610             ContextId l2BdId = new ContextId(routerPortSubnet.getNetworkId().getValue());
 611             ForwardingContext fwdCtx = new ForwardingContextBuilder().setContextId(l2BdId)
 612                 .setContextType(MappingUtils.L2_BRDIGE_DOMAIN)
 613                 .setParent(MappingUtils.createParent(l3Context, MappingUtils.L3_CONTEXT))
 614                 .build();
 615             rwTx.merge(LogicalDatastoreType.CONFIGURATION,
 616                     L2L3IidFactory.l2BridgeDomainIid(tenantId, fwdCtx.getContextId()), fwdCtx);
 617             NetworkDomain subnet = NeutronSubnetAware.createSubnet(routerPortSubnet, newNeutron, null);
 618             rwTx.put(LogicalDatastoreType.CONFIGURATION, L2L3IidFactory.subnetIid(tenantId, subnet.getNetworkDomainId()),
 619                     subnet);
 620             unregisterEndpointAndRemoveMapping(createUnregisterEndpointInput(port, oldNeutron), port, rwTx);
 621             unregisterEndpointAndRemoveMapping(createUnregisterBaseEndpointInput(port, oldNeutron), port, rwTx, removeBaseEpMapping);
 622             DataStoreHelper.submitToDs(rwTx);
 623         } else if (PortUtils.isDhcpPort(port)) {
 624             LOG.trace("Port is DHCP port: {}", port.getUuid().getValue());
 625             ReadWriteTransaction rwTx = dataProvider.newReadWriteTransaction();
 626             unregisterEndpointAndRemoveMapping(createUnregisterEndpointInput(port, oldNeutron), port, rwTx);
 627             unregisterEndpointAndRemoveMapping(createUnregisterBaseEndpointInput(port, oldNeutron), port, rwTx, removeBaseEpMapping);
 628             DataStoreHelper.submitToDs(rwTx);
 629         } else if (PortUtils.isNormalPort(port)) {
 630             LOG.trace("Port is normal port: {}", port.getUuid().getValue());
 631             ReadWriteTransaction rwTx = dataProvider.newReadWriteTransaction();
 632             unregisterEndpointAndRemoveMapping(createUnregisterEndpointInput(port, oldNeutron), port, rwTx);
 633             unregisterEndpointAndRemoveMapping(createUnregisterBaseEndpointInput(port, oldNeutron), port, rwTx, removeBaseEpMapping);
 634             DataStoreHelper.submitToDs(rwTx);
 635         } else if (PortUtils.isRouterGatewayPort(port)) {
 636             // do nothing because actual trigger is detaching of port from router
 637             LOG.trace("Port is router gateway port: {}", port.getUuid().getValue());
 638         } else if (PortUtils.isFloatingIpPort(port)) {
 639             // do nothing because trigger is floating IP
 640             LOG.trace("Port is floating ip: {}", port.getUuid().getValue());
 641         } else {
 642             LOG.warn("Unknown port: {}", port);
 643         }
 644     }
 645
 646     @Deprecated
 647     private void modifyForwardingOnDelete(Subnet routerPortSubnet, L3ContextId l3contextId, TenantId tenantId, ReadWriteTransaction rwTx) {
 648         L2BridgeDomainId l2BdId = new L2BridgeDomainId(routerPortSubnet.getNetworkId().getValue());
 649         L2BridgeDomain l2Bd = new L2BridgeDomainBuilder().setId(l2BdId).setParent(l3contextId).build();
 650         rwTx.merge(LogicalDatastoreType.CONFIGURATION, IidFactory.l2BridgeDomainIid(tenantId, l2BdId), l2Bd);
 651         // remove virtual router IP for subnet
 652         org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.policy.rev140421.tenants.tenant.forwarding.context.Subnet tenantSubnet = NeutronSubnetAware.createTenantSubnet(routerPortSubnet, null);
 653         rwTx.put(LogicalDatastoreType.CONFIGURATION, IidFactory.subnetIid(tenantId, tenantSubnet.getId()), tenantSubnet);
 654     }
 655
 656     private org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.UnregisterEndpointInput createUnregisterBaseEndpointInput(
 657             Port port, Neutron neutron) {
 658         UnregisterEndpointInputBuilder inputBuilder = new UnregisterEndpointInputBuilder();
 659         List<AddressEndpointUnreg> list = new ArrayList<>();
 660         AddressEndpointUnregBuilder addrL2EpUnregBuilder = new AddressEndpointUnregBuilder();
 661         addrL2EpUnregBuilder.setAddress(port.getMacAddress().getValue())
 662             .setAddressType(MacAddressType.class)
 663             .setContextId(new ContextId(port.getNetworkId().getValue()))
 664             .setContextType(MappingUtils.L2_BRDIGE_DOMAIN);
 665         list.add(addrL2EpUnregBuilder.build());
 666         Optional<FixedIps> potentialFirstIp = PortUtils.resolveFirstFixedIps(port);
 667         if (potentialFirstIp.isPresent()) {
 668             ContextId l3ContextId = resolveL3ContextForPort(port, potentialFirstIp.get(), neutron);
 669             AddressEndpointUnregBuilder addrL3EpUnregBuilder = new AddressEndpointUnregBuilder();
 670             addrL3EpUnregBuilder.setAddress(MappingUtils.ipAddressToStringIpPrefix(potentialFirstIp.get().getIpAddress()))
 671                 .setAddressType(IpPrefixType.class)
 672                 .setContextId(l3ContextId)
 673                 .setContextType(L3Context.class);
 674             list.add(addrL3EpUnregBuilder.build());
 675         }
 676         inputBuilder.setAddressEndpointUnreg(list);
 677         return inputBuilder.build();
 678     }
 679
 680     @Deprecated
 681     private org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.UnregisterEndpointInput createUnregisterEndpointInput(
 682             Port port, Neutron neutron) {
 683         org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.UnregisterEndpointInputBuilder inputBuilder =
 684                 new org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint.rev140421.UnregisterEndpointInputBuilder();
 685         L2 l2Ep = new L2Builder().setL2Context(new L2BridgeDomainId(port.getNetworkId().getValue()))
 686             .setMacAddress(new MacAddress(port.getMacAddress().getValue()))
 687             .build();
 688         inputBuilder.setL2(ImmutableList.of(l2Ep));
 689         // we've registered EP with only first IP so remove only EP with first IP
 690         Optional<FixedIps> potentialFirstIp = PortUtils.resolveFirstFixedIps(port);
 691         if (potentialFirstIp.isPresent()) {
 692             FixedIps firstIp = potentialFirstIp.get();
 693             L3Address l3Address = resolveL3AddressFromPort(port, firstIp, neutron);
 694             L3 l3 = new L3Builder().setIpAddress(l3Address.getIpAddress())
 695                 .setL3Context(l3Address.getL3Context())
 696                 .build();
 697             inputBuilder.setL3(ImmutableList.of(l3));
 698         }
 699         return inputBuilder.build();
 700     }
 701
 702     @Deprecated
 703     private static L3Address resolveL3AddressFromPort(Port port, FixedIps portFixedIPs, Neutron neutron) {
 704         Set<Port> routerIfacePorts = PortUtils.findRouterInterfacePorts(neutron.getPorts());
 705         for (Port routerIfacePort : routerIfacePorts) {
 706             Uuid routerIfacePortSubnet = routerIfacePort.getFixedIps().get(0).getSubnetId();
 707             // if port is in the same subnet as router interface then we want to use L3Context of
 708             // router
 709             if (portFixedIPs.getSubnetId().equals(routerIfacePortSubnet)) {
 710                 L3ContextId epL3ContextId = new L3ContextId(routerIfacePort.getDeviceId());
 711                 LOG.trace("Router interface port was found in the same subnet as port have {}", port);
 712                 return new L3AddressBuilder().setL3Context(epL3ContextId)
 713                     .setIpAddress(portFixedIPs.getIpAddress())
 714                     .build();
 715             }
 716         }
 717         return new L3AddressBuilder().setL3Context(new L3ContextId(port.getNetworkId().getValue()))
 718             .setIpAddress(portFixedIPs.getIpAddress())
 719             .build();
 720     }
 721
 722     private static ContextId resolveL3ContextForPort(Port port, FixedIps portFixedIPs, Neutron neutron) {
 723         Set<Port> routerIfacePorts = PortUtils.findRouterInterfacePorts(neutron.getPorts());
 724         for (Port routerIfacePort : routerIfacePorts) {
 725             Uuid routerIfacePortSubnet = routerIfacePort.getFixedIps().get(0).getSubnetId();
 726             // if port is in the same subnet as router interface then we want to use L3Context of
 727             // router
 728             if (portFixedIPs.getSubnetId().equals(routerIfacePortSubnet)) {
 729                 LOG.trace("Router interface port was found in the same subnet as port have {}", port);
 730                 return new ContextId(routerIfacePort.getDeviceId());
 731             }
 732         }
 733         return new ContextId(port.getNetworkId().getValue());
 734     }
 735 }