coe/impl/src/main/java/org/opendaylight/netvirt/coe/listeners/InventoryNodeListener.java

   1 /*
   2  * Copyright (c) 2017, 2018 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.coe.listeners;
   9
  10 import java.math.BigInteger;
  11 import java.util.ArrayList;
  12 import java.util.List;
  13 import javax.inject.Inject;
  14 import javax.inject.Singleton;
  15 import org.apache.aries.blueprint.annotation.service.Reference;
  16 import org.eclipse.jdt.annotation.NonNull;
  17 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  18 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  19 import org.opendaylight.genius.infra.Datastore;
  20 import org.opendaylight.genius.infra.ManagedNewTransactionRunner;
  21 import org.opendaylight.genius.infra.ManagedNewTransactionRunnerImpl;
  22 import org.opendaylight.genius.mdsalutil.ActionInfo;
  23 import org.opendaylight.genius.mdsalutil.FlowEntity;
  24 import org.opendaylight.genius.mdsalutil.InstructionInfo;
  25 import org.opendaylight.genius.mdsalutil.MDSALUtil;
  26 import org.opendaylight.genius.mdsalutil.MatchInfo;
  27 import org.opendaylight.genius.mdsalutil.NwConstants;
  28 import org.opendaylight.genius.mdsalutil.actions.ActionNxResubmit;
  29 import org.opendaylight.genius.mdsalutil.instructions.InstructionApplyActions;
  30 import org.opendaylight.genius.mdsalutil.interfaces.IMdsalApiManager;
  31 import org.opendaylight.infrautils.utils.concurrent.ListenableFutures;
  32 import org.opendaylight.serviceutils.tools.mdsal.listener.AbstractSyncDataTreeChangeListener;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeId;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.Nodes;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
  36 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  37 import org.slf4j.Logger;
  38 import org.slf4j.LoggerFactory;
  39
  40 @Singleton
  41 public class InventoryNodeListener extends AbstractSyncDataTreeChangeListener<Node> {
  42
  43     private static final Logger LOG = LoggerFactory.getLogger(InventoryNodeListener.class);
  44     private final IMdsalApiManager mdsalApiManager;
  45     private final ManagedNewTransactionRunner txRunner;
  46
  47     @Inject
  48     public InventoryNodeListener(@Reference final DataBroker dataBroker,
  49                                  @Reference final IMdsalApiManager mdsalApiManager) {
  50         super(dataBroker, LogicalDatastoreType.OPERATIONAL, InstanceIdentifier.create(Nodes.class).child(Node.class));
  51         this.mdsalApiManager = mdsalApiManager;
  52         this.txRunner = new ManagedNewTransactionRunnerImpl(dataBroker);
  53
  54     }
  55
  56     @Override
  57     public void remove(@NonNull InstanceIdentifier<Node> instanceIdentifier, @NonNull Node node) {
  58         // Do nothing
  59     }
  60
  61     @Override
  62     public void update(@NonNull InstanceIdentifier<Node> instanceIdentifier, @NonNull Node originalNode,
  63                        @NonNull final Node updatedNode) {
  64         // Nothing to do
  65     }
  66
  67     @Override
  68     public void add(@NonNull InstanceIdentifier<Node> instanceIdentifier, @NonNull Node node) {
  69         NodeId nodeId = node.getId();
  70         String[] nodeIdVal =  nodeId.getValue().split(":");
  71         if (nodeIdVal.length < 2) {
  72             LOG.warn("Unexpected nodeId {}", nodeId.getValue());
  73             return;
  74         }
  75         BigInteger dpId = new BigInteger(nodeIdVal[1]);
  76         setupTableMissForCoeKubeProxyTable(dpId);
  77     }
  78
  79     private void setupTableMissForCoeKubeProxyTable(BigInteger dpId) {
  80         List<MatchInfo> matches = new ArrayList<>();
  81         List<InstructionInfo> instructions = new ArrayList<>();
  82         List<ActionInfo> actionsInfos = new ArrayList<>();
  83         actionsInfos.add(new ActionNxResubmit(NwConstants.LPORT_DISPATCHER_TABLE));
  84         instructions.add(new InstructionApplyActions(actionsInfos));
  85         FlowEntity flowEntity = MDSALUtil.buildFlowEntity(dpId, NwConstants.COE_KUBE_PROXY_TABLE,
  86                 "COEKubeProxyTableMissFlow",0,
  87                 "COEKubeProxy Table Miss Flow", 0, 0,
  88                 NwConstants.COOKIE_COE_KUBE_PROXY_TABLE, matches, instructions);
  89         ListenableFutures.addErrorLogging(txRunner.callWithNewWriteOnlyTransactionAndSubmit(Datastore.CONFIGURATION,
  90             tx -> mdsalApiManager.addFlow(tx, flowEntity)), LOG, "Error adding flow {}", flowEntity);
  91     }
  92 }