openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/services/singlelayer/SingleLayerTableMultipartService.java

   1 /*
   2  * Copyright (c) 2017 Pantheon Technologies s.r.o. 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.services.singlelayer;
  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.MoreExecutors;
  15 import com.google.common.util.concurrent.SettableFuture;
  16 import java.util.List;
  17 import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
  18 import org.opendaylight.openflowplugin.api.openflow.device.RequestContextStack;
  19 import org.opendaylight.openflowplugin.api.openflow.device.Xid;
  20 import org.opendaylight.openflowplugin.impl.datastore.MultipartWriterProvider;
  21 import org.opendaylight.openflowplugin.impl.services.AbstractTableMultipartService;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.transaction.rev150304.TransactionId;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.multipart.types.rev170112.MultipartReply;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.multipart.types.rev170112.MultipartRequestBuilder;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.table.service.rev131026.UpdateTableInput;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.table.service.rev131026.UpdateTableOutput;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.table.service.rev131026.UpdateTableOutputBuilder;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.table.types.rev131026.multipart.reply.multipart.reply.body.MultipartReplyTableFeatures;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.table.types.rev131026.multipart.request.multipart.request.body.MultipartRequestTableFeaturesBuilder;
  31 import org.opendaylight.yangtools.yang.binding.util.BindingMap;
  32 import org.opendaylight.yangtools.yang.common.ErrorType;
  33 import org.opendaylight.yangtools.yang.common.RpcResult;
  34 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
  35 import org.opendaylight.yangtools.yang.common.Uint64;
  36 import org.slf4j.Logger;
  37 import org.slf4j.LoggerFactory;
  38
  39 public class SingleLayerTableMultipartService extends AbstractTableMultipartService<MultipartReply> {
  40
  41     private static final Logger LOG = LoggerFactory.getLogger(SingleLayerTableMultipartService.class);
  42
  43     public SingleLayerTableMultipartService(final RequestContextStack requestContextStack,
  44                                             final DeviceContext deviceContext,
  45                                             final MultipartWriterProvider multipartWriterProvider) {
  46         super(requestContextStack, deviceContext, multipartWriterProvider);
  47     }
  48
  49
  50     @Override
  51     protected OfHeader buildRequest(final Xid xid, final UpdateTableInput input) {
  52         return new MultipartRequestBuilder()
  53                 .setXid(xid.getValue())
  54                 .setVersion(getVersion())
  55                 .setRequestMore(false)
  56                 .setMultipartRequestBody(new MultipartRequestTableFeaturesBuilder(input.getUpdatedTable())
  57                         .build())
  58                 .build();
  59     }
  60
  61     @Override
  62     public ListenableFuture<RpcResult<UpdateTableOutput>> handleAndReply(final UpdateTableInput input) {
  63         final SettableFuture<RpcResult<UpdateTableOutput>> finalFuture = SettableFuture.create();
  64
  65         Futures.addCallback(handleServiceCall(input), new FutureCallback<RpcResult<List<MultipartReply>>>() {
  66             @Override
  67             @SuppressWarnings("checkstyle:IllegalCatch")
  68             public void onSuccess(final RpcResult<List<MultipartReply>> result) {
  69                 if (result.isSuccessful()) {
  70                     final List<MultipartReply> multipartReplies = result.getResult();
  71                     if (multipartReplies.isEmpty()) {
  72                         LOG.debug("Multipart reply to table features request shouldn't be empty list.");
  73                         finalFuture.set(RpcResultBuilder.<UpdateTableOutput>failed()
  74                             .withError(ErrorType.RPC, "Multipart reply list is empty.").build());
  75                     } else {
  76                         finalFuture.set(RpcResultBuilder
  77                             .success(new UpdateTableOutputBuilder()
  78                                 .setTransactionId(
  79                                         new TransactionId(Uint64.valueOf(multipartReplies.get(0).getXid())))
  80                                 .build())
  81                             .build());
  82
  83                         try {
  84                             storeStatistics(multipartReplies
  85                                 .stream()
  86                                 .map(MultipartReply::getMultipartReplyBody)
  87                                 .filter(MultipartReplyTableFeatures.class::isInstance)
  88                                 .flatMap(multipartReplyBody -> ((MultipartReplyTableFeatures) multipartReplyBody)
  89                                     .nonnullTableFeatures().values()
  90                                     .stream())
  91                                 .collect(BindingMap.toOrderedMap()));
  92                         } catch (Exception e) {
  93                             LOG.warn("Not able to write to operational datastore: {}", e.getMessage());
  94                         }
  95                     }
  96                 } else {
  97                     LOG.debug("OnSuccess, rpc result unsuccessful,"
  98                             + " multipart response for rpc update-table was unsuccessful.");
  99                     finalFuture.set(RpcResultBuilder.<UpdateTableOutput>failed().withRpcErrors(result.getErrors())
 100                         .build());
 101                 }
 102             }
 103
 104             @Override
 105             public void onFailure(final Throwable throwable) {
 106                 LOG.error("Failure multipart response for table features request", throwable);
 107                 finalFuture.set(RpcResultBuilder.<UpdateTableOutput>failed()
 108                     .withError(ErrorType.RPC, "Future error", throwable).build());
 109             }
 110         }, MoreExecutors.directExecutor());
 111
 112         return finalFuture;
 113     }
 114 }