openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/services/PacketProcessingServiceImpl.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 package org.opendaylight.openflowplugin.impl.services;
   9
  10 import com.google.common.base.Function;
  11 import com.google.common.util.concurrent.FutureCallback;
  12 import com.google.common.util.concurrent.ListenableFuture;
  13 import com.google.common.util.concurrent.SettableFuture;
  14 import java.util.concurrent.Future;
  15 import org.opendaylight.openflowjava.protocol.api.connection.OutboundQueue;
  16 import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
  17 import org.opendaylight.openflowplugin.api.openflow.device.RequestContext;
  18 import org.opendaylight.openflowplugin.api.openflow.device.RequestContextStack;
  19 import org.opendaylight.openflowplugin.api.openflow.device.Xid;
  20 import org.opendaylight.openflowplugin.api.openflow.statistics.ofpspecific.MessageSpy;
  21 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.PacketOutConvertor;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PacketOutInput;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.packet.service.rev130709.PacketProcessingService;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.packet.service.rev130709.TransmitPacketInput;
  26 import org.opendaylight.yangtools.yang.common.RpcResult;
  27
  28 public class PacketProcessingServiceImpl extends CommonService implements PacketProcessingService {
  29
  30     public PacketProcessingServiceImpl(final RequestContextStack requestContextStack, final DeviceContext deviceContext) {
  31         super(requestContextStack, deviceContext);
  32     }
  33
  34     @Override
  35     public Future<RpcResult<Void>> transmitPacket(final TransmitPacketInput input) {
  36         getMessageSpy().spyMessage(input.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.TO_SWITCH_ENTERED);
  37
  38         return handleServiceCall(new Function<RequestContext<Void>, ListenableFuture<RpcResult<Void>>>() {
  39             @Override
  40             public ListenableFuture<RpcResult<Void>> apply(final RequestContext<Void> requestContext) {
  41                 final Xid xid = requestContext.getXid();
  42                 final PacketOutInput message = PacketOutConvertor.toPacketOutInput(input, getVersion(), xid.getValue(),
  43                         getDatapathId());
  44
  45                 final OutboundQueue outboundQueue = getDeviceContext().getPrimaryConnectionContext().getOutboundQueueProvider();
  46
  47                 final SettableFuture<RpcResult<Void>> settableFuture = SettableFuture.create();
  48
  49                 outboundQueue.commitEntry(xid.getValue(), message, new FutureCallback<OfHeader>() {
  50                     @Override
  51                     public void onSuccess(final OfHeader ofHeader) {
  52                         if (ofHeader instanceof RpcResult) {
  53                             @SuppressWarnings("unchecked")
  54                             RpcResult<Void> rpcResult = (RpcResult<Void>) ofHeader;
  55                             if (!rpcResult.isSuccessful()) {
  56                                 getMessageSpy().spyMessage(message.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.TO_SWITCH_SUBMIT_FAILURE);
  57                                 settableFuture.set(rpcResult);
  58                             } else {
  59                                 getMessageSpy().spyMessage(message.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.TO_SWITCH_SUBMIT_SUCCESS);
  60                                 settableFuture.cancel(true);
  61                             }
  62                         }
  63                     }
  64
  65                     @Override
  66                     public void onFailure(final Throwable throwable) {
  67                         getMessageSpy().spyMessage(message.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.TO_SWITCH_SUBMIT_FAILURE);
  68
  69                         settableFuture.cancel(true);
  70                     }
  71                 });
  72                 return settableFuture;
  73             }
  74         });
  75
  76     }
  77 }