interfacemanager/interfacemanager-impl/src/main/java/org/opendaylight/genius/interfacemanager/servicebindings/flowbased/listeners/FlowBasedServicesNodeStateListener.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.genius.interfacemanager.servicebindings.flowbased.listeners;
   9
  10 import com.google.common.util.concurrent.ListenableFuture;
  11 import java.util.ArrayList;
  12 import java.util.List;
  13 import java.util.concurrent.Callable;
  14 import javax.inject.Inject;
  15 import javax.inject.Singleton;
  16 import org.apache.aries.blueprint.annotation.service.Reference;
  17 import org.eclipse.jdt.annotation.NonNull;
  18 import org.opendaylight.genius.interfacemanager.servicebindings.flowbased.state.factory.FlowBasedServicesStateAddable;
  19 import org.opendaylight.genius.interfacemanager.servicebindings.flowbased.state.factory.FlowBasedServicesStateRendererFactoryResolver;
  20 import org.opendaylight.genius.interfacemanager.servicebindings.flowbased.utilities.FlowBasedServicesUtils;
  21 import org.opendaylight.infrautils.jobcoordinator.JobCoordinator;
  22 import org.opendaylight.mdsal.binding.api.DataBroker;
  23 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  24 import org.opendaylight.serviceutils.tools.listener.AbstractSyncDataTreeChangeListener;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.idmanager.rev160406.IdManagerService;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.servicebinding.rev160406.ServiceModeBase;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.Nodes;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
  29 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  30 import org.opendaylight.yangtools.yang.common.Uint64;
  31 import org.slf4j.Logger;
  32 import org.slf4j.LoggerFactory;
  33
  34 @Singleton
  35 public class FlowBasedServicesNodeStateListener extends AbstractSyncDataTreeChangeListener<Node> {
  36
  37     private static final Logger LOG = LoggerFactory.getLogger(FlowBasedServicesNodeStateListener.class);
  38
  39     private final JobCoordinator jobCoordinator;
  40     private final FlowBasedServicesStateRendererFactoryResolver flowBasedServicesStateRendererFactoryResolver;
  41
  42     @Inject
  43     public FlowBasedServicesNodeStateListener(@Reference final DataBroker dataBroker,
  44                                               @Reference final JobCoordinator jobCoordinator,
  45                                               final FlowBasedServicesStateRendererFactoryResolver
  46                                                       flowBasedServicesStateRendererFactoryResolver,
  47                                               final IdManagerService idManagerService) {
  48         super(dataBroker, LogicalDatastoreType.OPERATIONAL, InstanceIdentifier.create(Nodes.class).child(Node.class));
  49         this.jobCoordinator = jobCoordinator;
  50         this.flowBasedServicesStateRendererFactoryResolver = flowBasedServicesStateRendererFactoryResolver;
  51     }
  52
  53     @Override
  54     public void remove(@NonNull InstanceIdentifier<Node> instanceIdentifier, @NonNull Node node) {
  55         // Do nothing
  56     }
  57
  58     @Override
  59     public void update(@NonNull InstanceIdentifier<Node> instanceIdentifier, @NonNull Node originalNode,
  60                        @NonNull final Node updatedNode) {
  61         // Nothing to do
  62     }
  63
  64     @Override
  65     public void add(@NonNull InstanceIdentifier<Node> instanceIdentifier, @NonNull Node node) {
  66         final Uint64 dpId = getDpnID(node);
  67         if (dpId == null) {
  68             return;
  69         }
  70         bindServicesOnTunnelType(dpId);
  71     }
  72
  73     private void bindServicesOnTunnelType(final Uint64 dpId) {
  74         LOG.debug("Received node add event for {}", dpId);
  75         for (final Class<?extends ServiceModeBase> serviceMode : FlowBasedServicesUtils.SERVICE_MODE_MAP.values()) {
  76             for (final String interfaceName : FlowBasedServicesUtils.INTERFACE_TYPE_BASED_SERVICE_BINDING_KEYWORDS) {
  77                 final FlowBasedServicesStateAddable flowBasedServicesStateAddable =
  78                     flowBasedServicesStateRendererFactoryResolver
  79                         .getFlowBasedServicesStateRendererFactory(serviceMode).getFlowBasedServicesStateAddRenderer();
  80                 jobCoordinator.enqueueJob(interfaceName,
  81                                           new RendererStateInterfaceBindWorker(flowBasedServicesStateAddable, dpId,
  82                                                                                interfaceName));
  83             }
  84         }
  85     }
  86
  87     private static class RendererStateInterfaceBindWorker implements Callable<List<? extends ListenableFuture<?>>> {
  88         private final String iface;
  89         final Uint64 dpnId;
  90         final FlowBasedServicesStateAddable flowBasedServicesStateAddable;
  91
  92         RendererStateInterfaceBindWorker(final FlowBasedServicesStateAddable flowBasedServicesStateAddable,
  93                                          final Uint64 dpnId,
  94                                          final String iface) {
  95             this.flowBasedServicesStateAddable = flowBasedServicesStateAddable;
  96             this.dpnId = dpnId;
  97             this.iface = iface;
  98         }
  99
 100         @Override
 101         public List<ListenableFuture<Void>> call() {
 102             final List<ListenableFuture<Void>> futures = new ArrayList<>();
 103             flowBasedServicesStateAddable.bindServicesOnInterfaceType(futures, dpnId, iface);
 104             return futures;
 105         }
 106     }
 107
 108     private static Uint64 getDpnID(final Node id) {
 109         final String[] node =  id.getId().getValue().split(":");
 110         if (node.length < 2) {
 111             LOG.warn("Unexpected nodeId {}", id.getId().getValue());
 112             return null;
 113         }
 114         return Uint64.valueOf(node[1]);
 115     }
 116 }