openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/statistics/StatisticsContextImpl.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.openflowplugin.impl.statistics;
  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.Arrays;
  17 import java.util.List;
  18 import org.opendaylight.openflowplugin.api.openflow.connection.ConnectionContext;
  19 import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
  20 import org.opendaylight.openflowplugin.api.openflow.device.DeviceState;
  21 import org.opendaylight.openflowplugin.api.openflow.device.RequestContext;
  22 import org.opendaylight.openflowplugin.api.openflow.statistics.StatisticsContext;
  23 import org.opendaylight.openflowplugin.impl.rpc.RequestContextImpl;
  24 import org.opendaylight.openflowplugin.impl.services.RequestContextUtil;
  25 import org.opendaylight.openflowplugin.impl.statistics.services.dedicated.StatisticsGatheringService;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.GetAllFlowsStatisticsFromAllFlowTablesInputBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeRef;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.Nodes;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeKey;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MultipartType;
  32 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  33 import org.opendaylight.yangtools.yang.binding.KeyedInstanceIdentifier;
  34 import org.opendaylight.yangtools.yang.common.RpcResult;
  35 import org.slf4j.Logger;
  36 import org.slf4j.LoggerFactory;
  37
  38 /**
  39  * Created by Martin Bobak &lt;mbobak@cisco.com&gt; on 1.4.2015.
  40  */
  41 public class StatisticsContextImpl implements StatisticsContext {
  42
  43     private static final Logger LOG = LoggerFactory.getLogger(StatisticsContextImpl.class);
  44     public static final String CONNECTION_CLOSED = "Connection closed.";
  45     private final List<RequestContext> requestContexts = new ArrayList();
  46     private final DeviceContext deviceContext;
  47
  48
  49     private final StatisticsGatheringService statisticsGatheringService;
  50
  51     public StatisticsContextImpl(final DeviceContext deviceContext) {
  52         this.deviceContext = deviceContext;
  53         statisticsGatheringService = new StatisticsGatheringService(this, deviceContext);
  54
  55     }
  56
  57     private void pollFlowStatistics() {
  58         final KeyedInstanceIdentifier<Node, NodeKey> nodeII = InstanceIdentifier.create(Nodes.class).child(Node.class, new NodeKey(deviceContext.getPrimaryConnectionContext().getNodeId()));
  59         final NodeRef nodeRef = new NodeRef(nodeII);
  60         final GetAllFlowsStatisticsFromAllFlowTablesInputBuilder builder =
  61                 new GetAllFlowsStatisticsFromAllFlowTablesInputBuilder();
  62         builder.setNode(nodeRef);
  63         //TODO : process data from result
  64     }
  65
  66     @Override
  67     public ListenableFuture<Void> gatherDynamicData() {
  68
  69         final DeviceState devState = deviceContext.getDeviceState();
  70
  71         final ListenableFuture<Void> resultingFuture;
  72
  73         if (ConnectionContext.CONNECTION_STATE.WORKING.equals(deviceContext.getPrimaryConnectionContext().getConnectionState())) {
  74             final SettableFuture settableResultingFuture = SettableFuture.create();
  75             resultingFuture = settableResultingFuture;
  76             ListenableFuture<Boolean> emptyFuture = Futures.immediateFuture(null);
  77             final ListenableFuture<Boolean> flowStatistics = devState.isFlowStatisticsAvailable() ? wrapLoggingOnStatisticsRequestCall(MultipartType.OFPMPFLOW) : emptyFuture;
  78
  79             final ListenableFuture<Boolean> tableStatistics = devState.isTableStatisticsAvailable() ? wrapLoggingOnStatisticsRequestCall(MultipartType.OFPMPTABLE) : emptyFuture;
  80
  81             final ListenableFuture<Boolean> portStatistics = devState.isPortStatisticsAvailable() ? wrapLoggingOnStatisticsRequestCall(MultipartType.OFPMPPORTSTATS) : emptyFuture;
  82
  83             final ListenableFuture<Boolean> queueStatistics = devState.isQueueStatisticsAvailable() ? wrapLoggingOnStatisticsRequestCall(MultipartType.OFPMPQUEUE) : emptyFuture;
  84
  85             final ListenableFuture<Boolean> groupDescStatistics = devState.isGroupAvailable() ? wrapLoggingOnStatisticsRequestCall(MultipartType.OFPMPGROUPDESC) : emptyFuture;
  86             final ListenableFuture<Boolean> groupStatistics = devState.isGroupAvailable() ? wrapLoggingOnStatisticsRequestCall(MultipartType.OFPMPGROUP) : emptyFuture;
  87
  88             final ListenableFuture<Boolean> meterConfigStatistics = devState.isMetersAvailable() ? wrapLoggingOnStatisticsRequestCall(MultipartType.OFPMPMETERCONFIG) : emptyFuture;
  89             final ListenableFuture<Boolean> meterStatistics = devState.isMetersAvailable() ? wrapLoggingOnStatisticsRequestCall(MultipartType.OFPMPMETER) : emptyFuture;
  90
  91
  92             final ListenableFuture<List<Boolean>> allFutures = Futures.allAsList(Arrays.asList(flowStatistics, tableStatistics, groupDescStatistics, groupStatistics, meterConfigStatistics, meterStatistics, portStatistics, queueStatistics));
  93             Futures.addCallback(allFutures, new FutureCallback<List<Boolean>>() {
  94                 @Override
  95                 public void onSuccess(final List<Boolean> booleans) {
  96                     settableResultingFuture.set(null);
  97                 }
  98
  99                 @Override
 100                 public void onFailure(final Throwable throwable) {
 101                     settableResultingFuture.setException(throwable);
 102                 }
 103             });
 104         } else {
 105             resultingFuture = Futures.immediateCancelledFuture();
 106         }
 107         return resultingFuture;
 108     }
 109
 110     private ListenableFuture<Boolean> wrapLoggingOnStatisticsRequestCall(final MultipartType type) {
 111         final ListenableFuture<Boolean> future = StatisticsGatheringUtils.gatherStatistics(statisticsGatheringService, deviceContext, type);
 112         Futures.addCallback(future, new FutureCallback() {
 113             @Override
 114             public void onSuccess(final Object o) {
 115                 LOG.trace("Multipart response for {} was successful.", type);
 116             }
 117
 118             @Override
 119             public void onFailure(final Throwable throwable) {
 120                 LOG.trace("Multipart response for {} FAILED.", type, throwable);
 121             }
 122         });
 123         return future;
 124     }
 125
 126     @Override
 127     public <T> void forgetRequestContext(final RequestContext<T> requestContext) {
 128         requestContexts.remove(requestContexts);
 129     }
 130
 131     @Override
 132     public <T> SettableFuture<RpcResult<T>> storeOrFail(final RequestContext<T> data) {
 133         requestContexts.add(data);
 134         return data.getFuture();
 135     }
 136
 137     @Override
 138     public <T> RequestContext<T> createRequestContext() {
 139         return new RequestContextImpl<>(this);
 140     }
 141
 142     @Override
 143     public void close() throws Exception {
 144         for (RequestContext requestContext : requestContexts) {
 145             RequestContextUtil.closeRequestContextWithRpcError(requestContext, CONNECTION_CLOSED);
 146         }
 147     }
 148 }