opendaylight/netconf/netconf-topology/src/main/java/org/opendaylight/netconf/topology/impl/NetconfNodeOperationalDataAggregator.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
   9 package org.opendaylight.netconf.topology.impl;
  10
  11 import com.google.common.util.concurrent.FutureCallback;
  12 import com.google.common.util.concurrent.Futures;
  13 import com.google.common.util.concurrent.ListenableFuture;
  14 import com.google.common.util.concurrent.SettableFuture;
  15 import java.util.ArrayList;
  16 import java.util.List;
  17 import org.opendaylight.netconf.topology.StateAggregator;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.NetconfNode;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.NetconfNodeBuilder;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.NetconfNodeConnectionStatus.ConnectionStatus;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.netconf.node.connection.status.AvailableCapabilities;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.netconf.node.connection.status.ClusteredConnectionStatusBuilder;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.netconf.node.connection.status.UnavailableCapabilities;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.netconf.node.connection.status.clustered.connection.status.NodeStatus;
  25 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  26 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeBuilder;
  27 import org.slf4j.Logger;
  28 import org.slf4j.LoggerFactory;
  29
  30 public class NetconfNodeOperationalDataAggregator implements StateAggregator{
  31
  32     private static final Logger LOG = LoggerFactory.getLogger(NetconfNodeOperationalDataAggregator.class);
  33
  34     @Override
  35     public ListenableFuture<Node> combineCreateAttempts(final List<ListenableFuture<Node>> stateFutures) {
  36         final SettableFuture<Node> future = SettableFuture.create();
  37         final ListenableFuture<List<Node>> allAsList = Futures.allAsList(stateFutures);
  38         Futures.addCallback(allAsList, new FutureCallback<List<Node>>() {
  39             @Override
  40             public void onSuccess(final List<Node> result) {
  41                 Node base = null;
  42                 NetconfNode baseAugmentation = null;
  43                 AvailableCapabilities masterCaps = null;
  44                 UnavailableCapabilities unavailableMasterCaps = null;
  45                 final ArrayList<NodeStatus> statusList = new ArrayList<>();
  46                 for (final Node node : result) {
  47                     final NetconfNode netconfNode = node.getAugmentation(NetconfNode.class);
  48                     if (base == null && netconfNode.getConnectionStatus().equals(ConnectionStatus.Connected)) {
  49                         base = node;
  50                         baseAugmentation = netconfNode;
  51                     }
  52                     // we need to pull out caps from master, since slave does not go through resolution
  53                     if (masterCaps == null) {
  54                         masterCaps = netconfNode.getAvailableCapabilities();
  55                         unavailableMasterCaps = netconfNode.getUnavailableCapabilities();
  56                     }
  57                     if (netconfNode.getAvailableCapabilities().getAvailableCapability().size() > masterCaps.getAvailableCapability().size()) {
  58                         masterCaps = netconfNode.getAvailableCapabilities();
  59                         unavailableMasterCaps = netconfNode.getUnavailableCapabilities();
  60                     }
  61                     LOG.debug(netconfNode.toString());
  62                     statusList.addAll(netconfNode.getClusteredConnectionStatus().getNodeStatus());
  63                 }
  64
  65                 if (base == null) {
  66                     base = result.get(0);
  67                     baseAugmentation = result.get(0).getAugmentation(NetconfNode.class);
  68                     LOG.debug("All results {}", result.toString());
  69                 }
  70
  71                 final Node aggregatedNode =
  72                         new NodeBuilder(base)
  73                                 .addAugmentation(NetconfNode.class,
  74                                         new NetconfNodeBuilder(baseAugmentation)
  75                                                 .setClusteredConnectionStatus(
  76                                                         new ClusteredConnectionStatusBuilder()
  77                                                                 .setNodeStatus(statusList)
  78                                                                 .build())
  79                                                 .setAvailableCapabilities(masterCaps)
  80                                                 .setUnavailableCapabilities(unavailableMasterCaps)
  81                                                 .build())
  82                                 .build();
  83
  84                 future.set(aggregatedNode);
  85             }
  86
  87             @Override
  88             public void onFailure(final Throwable t) {
  89                 LOG.error("One of the combined create attempts failed {}", t);
  90                 future.setException(t);
  91             }
  92         });
  93         return future;
  94     }
  95
  96     @Override
  97     public ListenableFuture<Node> combineUpdateAttempts(final List<ListenableFuture<Node>> stateFutures) {
  98         final SettableFuture<Node> future = SettableFuture.create();
  99         final ListenableFuture<List<Node>> allAsList = Futures.allAsList(stateFutures);
 100         Futures.addCallback(allAsList, new FutureCallback<List<Node>>() {
 101             @Override
 102             public void onSuccess(final List<Node> result) {
 103                 Node base = null;
 104                 NetconfNode baseAugmentation = null;
 105                 AvailableCapabilities masterCaps = null;
 106                 UnavailableCapabilities unavailableMasterCaps = null;
 107                 final ArrayList<NodeStatus> statusList = new ArrayList<>();
 108                 for (final Node node : result) {
 109                     final NetconfNode netconfNode = node.getAugmentation(NetconfNode.class);
 110                     if (base == null && netconfNode.getConnectionStatus().equals(ConnectionStatus.Connected)) {
 111                         base = node;
 112                         baseAugmentation = netconfNode;
 113                     }
 114                     // we need to pull out caps from master, since slave does not go through resolution
 115                     if (masterCaps == null) {
 116                         masterCaps = netconfNode.getAvailableCapabilities();
 117                         unavailableMasterCaps = netconfNode.getUnavailableCapabilities();
 118                     }
 119                     if (netconfNode.getAvailableCapabilities().getAvailableCapability().size() > masterCaps.getAvailableCapability().size()) {
 120                         masterCaps = netconfNode.getAvailableCapabilities();
 121                         unavailableMasterCaps = netconfNode.getUnavailableCapabilities();
 122                     }
 123                     LOG.debug(netconfNode.toString());
 124                     statusList.addAll(netconfNode.getClusteredConnectionStatus().getNodeStatus());
 125                 }
 126
 127                 if (base == null) {
 128                     base = result.get(0);
 129                     baseAugmentation = result.get(0).getAugmentation(NetconfNode.class);
 130                     LOG.debug("All results {}", result.toString());
 131                 }
 132
 133                 final Node aggregatedNode =
 134                         new NodeBuilder(base)
 135                                 .addAugmentation(NetconfNode.class,
 136                                         new NetconfNodeBuilder(baseAugmentation)
 137                                                 .setClusteredConnectionStatus(
 138                                                         new ClusteredConnectionStatusBuilder()
 139                                                                 .setNodeStatus(statusList)
 140                                                                 .build())
 141                                                 .setAvailableCapabilities(masterCaps)
 142                                                 .setUnavailableCapabilities(unavailableMasterCaps)
 143                                                 .build())
 144                                 .build();
 145                 future.set(aggregatedNode);
 146             }
 147
 148             @Override
 149             public void onFailure(final Throwable t) {
 150                 LOG.error("One of the combined update attempts failed {}", t);
 151                 future.setException(t);
 152             }
 153         });
 154         return future;
 155     }
 156
 157     @Override
 158     public ListenableFuture<Void> combineDeleteAttempts(final List<ListenableFuture<Void>> stateFutures) {
 159         final SettableFuture<Void> future = SettableFuture.create();
 160         final ListenableFuture<List<Void>> allAsList = Futures.allAsList(stateFutures);
 161         Futures.addCallback(allAsList, new FutureCallback<List<Void>>() {
 162             @Override
 163             public void onSuccess(final List<Void> result) {
 164                 future.set(null);
 165             }
 166
 167             @Override
 168             public void onFailure(final Throwable t) {
 169                 LOG.error("One of the combined delete attempts failed {}", t);
 170                 future.setException(t);
 171             }
 172         });
 173         return future;
 174     }
 175 }