natservice/impl/src/main/java/org/opendaylight/netvirt/natservice/internal/FlatVlanConntrackBasedSnatService.java

   1 /*
   2  * Copyright © 2017 Ericsson India Global Services Pvt Ltd. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.netvirt.natservice.internal;
   9
  10 import java.util.concurrent.ExecutionException;
  11 import org.opendaylight.genius.datastoreutils.listeners.DataTreeEventCallbackRegistrar;
  12 import org.opendaylight.genius.infra.Datastore.Configuration;
  13 import org.opendaylight.genius.infra.TypedReadWriteTransaction;
  14 import org.opendaylight.genius.interfacemanager.interfaces.IInterfaceManager;
  15 import org.opendaylight.genius.mdsalutil.interfaces.IMdsalApiManager;
  16 import org.opendaylight.mdsal.binding.api.DataBroker;
  17 import org.opendaylight.netvirt.fibmanager.api.IFibManager;
  18 import org.opendaylight.netvirt.natservice.ha.NatDataUtil;
  19 import org.opendaylight.netvirt.vpnmanager.api.IVpnFootprintService;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.idmanager.rev160406.IdManagerService;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.rpcs.rev160406.OdlInterfaceRpcService;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.rpcs.rev160406.ItmRpcService;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.natservice.rev160111.ProviderTypes;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.natservice.rev160111.ext.routers.Routers;
  25 import org.opendaylight.yangtools.yang.common.Uint64;
  26 import org.slf4j.Logger;
  27 import org.slf4j.LoggerFactory;
  28
  29 public class FlatVlanConntrackBasedSnatService extends ConntrackBasedSnatService {
  30
  31     private static final Logger LOG = LoggerFactory.getLogger(FlatVlanConntrackBasedSnatService.class);
  32
  33     public FlatVlanConntrackBasedSnatService(DataBroker dataBroker, IMdsalApiManager mdsalManager,
  34                                              ItmRpcService itmManager, OdlInterfaceRpcService odlInterfaceRpcService,
  35                                              IdManagerService idManager, NAPTSwitchSelector naptSwitchSelector,
  36                                              IInterfaceManager interfaceManager,
  37                                              IVpnFootprintService vpnFootprintService,
  38                                              IFibManager fibManager, NatDataUtil natDataUtil,
  39                                              DataTreeEventCallbackRegistrar eventCallbacks) {
  40         super(dataBroker, mdsalManager, itmManager, idManager, naptSwitchSelector,
  41                 odlInterfaceRpcService, interfaceManager, vpnFootprintService, fibManager ,
  42                 natDataUtil, eventCallbacks);
  43     }
  44
  45     @Override
  46     public boolean addSnatAllSwitch(TypedReadWriteTransaction<Configuration> confTx, Routers routers,
  47         Uint64 primarySwitchId) {
  48         if (checkProviderType(confTx, routers)) {
  49             return false;
  50         }
  51         return super.addSnatAllSwitch(confTx, routers, primarySwitchId);
  52     }
  53
  54     @Override
  55     public boolean removeSnatAllSwitch(TypedReadWriteTransaction<Configuration> confTx, Routers routers,
  56             Uint64 primarySwitchId) throws ExecutionException, InterruptedException {
  57         return !checkProviderType(confTx, routers) && super.removeSnatAllSwitch(confTx, routers, primarySwitchId);
  58     }
  59
  60     @Override
  61     public boolean addSnat(TypedReadWriteTransaction<Configuration> confTx, Routers routers,
  62         Uint64 primarySwitchId, Uint64 dpnId) {
  63         return !checkProviderType(confTx, routers) && super.addSnat(confTx, routers, primarySwitchId, dpnId);
  64     }
  65
  66     @Override
  67     public boolean removeSnat(TypedReadWriteTransaction<Configuration> confTx, Routers routers,
  68             Uint64 primarySwitchId, Uint64 dpnId) throws ExecutionException, InterruptedException {
  69         return !checkProviderType(confTx, routers) && super.removeSnat(confTx, routers, primarySwitchId, dpnId);
  70     }
  71
  72     private boolean checkProviderType(TypedReadWriteTransaction<Configuration> confTx, Routers routers) {
  73         ProviderTypes extNwProviderType = NatUtil.getProviderTypefromNetworkId(confTx, routers.getNetworkId());
  74         LOG.debug("FlatVlanConntrackBasedSnatService: ProviderTypes {}", extNwProviderType);
  75         return extNwProviderType == ProviderTypes.VXLAN || extNwProviderType == ProviderTypes.GRE;
  76     }
  77 }