itm/itm-impl/src/main/java/org/opendaylight/genius/itm/cache/OfTepStateCache.java

   1 /*
   2  * Copyright (c) 2020 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.genius.itm.cache;
   9
  10 import com.google.common.util.concurrent.ListenableFuture;
  11 import java.util.ArrayList;
  12 import java.util.List;
  13 import javax.inject.Inject;
  14 import javax.inject.Singleton;
  15 import org.opendaylight.genius.infra.ManagedNewTransactionRunner;
  16 import org.opendaylight.genius.infra.ManagedNewTransactionRunnerImpl;
  17 import org.opendaylight.genius.interfacemanager.interfaces.IInterfaceManager;
  18 import org.opendaylight.genius.itm.itmdirecttunnels.renderer.ovs.utilities.DirectTunnelUtils;
  19 import org.opendaylight.genius.itm.servicebinding.BindServiceUtils;
  20 import org.opendaylight.genius.mdsalutil.MDSALUtil;
  21 import org.opendaylight.genius.mdsalutil.cache.DataObjectCache;
  22 import org.opendaylight.infrautils.caches.CacheProvider;
  23 import org.opendaylight.mdsal.binding.api.DataBroker;
  24 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  25 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.iana._if.type.rev170119.Tunnel;
  26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.InterfaceBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.InterfaceKey;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.op.rev160406.OfTepsState;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.op.rev160406.of.teps.state.OfTep;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.op.rev160406.of.teps.state.OfTepKey;
  31 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  32 import org.slf4j.Logger;
  33 import org.slf4j.LoggerFactory;
  34
  35
  36 @Singleton
  37 public class OfTepStateCache extends DataObjectCache<String, OfTep> {
  38
  39     private final ManagedNewTransactionRunner txRunner;
  40     private final IInterfaceManager interfaceManager;
  41     private final DirectTunnelUtils directTunnelUtils;
  42     List<ListenableFuture<Void>> futures = new ArrayList<>();
  43     private static final Logger LOG = LoggerFactory.getLogger(OfTepStateCache.class);
  44
  45     @Inject
  46     public OfTepStateCache(DataBroker dataBroker, CacheProvider cacheProvider,
  47                            IInterfaceManager interfaceManager, DirectTunnelUtils directTunnelUtils) {
  48         super(OfTep.class, dataBroker, LogicalDatastoreType.OPERATIONAL,
  49             InstanceIdentifier.builder(OfTepsState.class).child(OfTep.class).build(), cacheProvider,
  50             (iid, ofTepList) -> ofTepList.getOfPortName(), ofPortName -> InstanceIdentifier.builder(OfTepsState.class)
  51                     .child(OfTep.class, new OfTepKey(ofPortName)).build());
  52         this.interfaceManager = interfaceManager;
  53         this.directTunnelUtils = directTunnelUtils;
  54         this.txRunner =  new ManagedNewTransactionRunnerImpl(dataBroker);
  55     }
  56
  57     protected void added(InstanceIdentifier<OfTep> path, OfTep ofTep) {
  58         LOG.debug("Adding interface name to internal cache.");
  59         List<String> childLowerLayerIfList = new ArrayList<>();
  60         String lowref = MDSALUtil.NODE_PREFIX + MDSALUtil.SEPARATOR + ofTep.getSourceDpnId()
  61                 + MDSALUtil.SEPARATOR + ofTep.getPortNumber();
  62         childLowerLayerIfList.add(0, lowref);
  63         InterfaceBuilder ifaceBuilder = new InterfaceBuilder().setIfIndex(ofTep.getIfIndex().intValue())
  64                 .withKey(new InterfaceKey(ofTep.getOfPortName()))
  65                 .setLowerLayerIf(childLowerLayerIfList).setType(Tunnel.class)
  66                 .setName(ofTep.getOfPortName());
  67         interfaceManager.addInternalTunnelToCache(ofTep.getOfPortName(), ifaceBuilder.build());
  68
  69         if (directTunnelUtils.isEntityOwner()) {
  70             LOG.info("Binding default egress dispatcher service for{}", ofTep.getOfPortName());
  71             BindServiceUtils.bindDefaultEgressDispatcherService(txRunner, futures, "VXLAN_TRUNK_INTERFACE",
  72                     String.valueOf(ofTep.getPortNumber()), ofTep.getOfPortName(),
  73                     ofTep.getIfIndex());
  74         }
  75     }
  76
  77     protected void removed(InstanceIdentifier<OfTep> path, OfTep ofTep) {
  78         BindServiceUtils.unbindService(futures, txRunner, ofTep.getOfPortName());
  79         interfaceManager.removeInternalTunnelFromCache(ofTep.getOfPortName());
  80     }
  81 }