openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/services/sal/AddFlowsBatchImpl.java

   1 /*
   2  * Copyright (c) 2024 PANTHEON.tech, 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 package org.opendaylight.openflowplugin.impl.services.sal;
   9
  10 import static java.util.Objects.requireNonNull;
  11
  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 org.opendaylight.openflowplugin.impl.util.BarrierUtil;
  16 import org.opendaylight.openflowplugin.impl.util.FlowUtil;
  17 import org.opendaylight.openflowplugin.impl.util.PathUtil;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.AddFlow;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.AddFlowInputBuilder;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.transaction.rev150304.SendBarrier;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.FlowRef;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.flows.service.rev160314.AddFlowsBatch;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.flows.service.rev160314.AddFlowsBatchInput;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.flows.service.rev160314.AddFlowsBatchOutput;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.flows.service.rev160314.BatchFlowInputGrouping;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeRef;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
  28 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  29 import org.opendaylight.yangtools.yang.common.RpcResult;
  30 import org.slf4j.Logger;
  31 import org.slf4j.LoggerFactory;
  32
  33 public final class AddFlowsBatchImpl implements AddFlowsBatch {
  34     private static final Logger LOG = LoggerFactory.getLogger(AddFlowsBatchImpl.class);
  35
  36     private final AddFlow addFlow;
  37     private final SendBarrier sendBarrier;
  38
  39     public AddFlowsBatchImpl(final AddFlow addFlow, final SendBarrier sendBarrier) {
  40         this.addFlow = requireNonNull(addFlow);
  41         this.sendBarrier = requireNonNull(sendBarrier);
  42     }
  43
  44     @Override
  45     public ListenableFuture<RpcResult<AddFlowsBatchOutput>> invoke(final AddFlowsBatchInput input) {
  46         final var flows = input.nonnullBatchAddFlows().values();
  47         if (LOG.isTraceEnabled()) {
  48             LOG.trace("Adding flows @ {} : {}", PathUtil.extractNodeId(input.getNode()), flows.size());
  49         }
  50
  51         final var resultsLot = flows.stream()
  52             .map(batchFlow -> addFlow.invoke(new AddFlowInputBuilder(batchFlow)
  53                 .setFlowRef(createFlowRef(input.getNode(), batchFlow))
  54                 .setNode(input.getNode())
  55                 .build()))
  56             .toList();
  57
  58         final var commonResult = Futures.transform(Futures.successfulAsList(resultsLot),
  59             FlowUtil.createCumulatingFunction(flows), MoreExecutors.directExecutor());
  60         final var addFlowsBulkFuture = Futures.transform(commonResult, FlowUtil.FLOW_ADD_TRANSFORM,
  61             MoreExecutors.directExecutor());
  62         return input.getBarrierAfter()
  63             ? BarrierUtil.chainBarrier(addFlowsBulkFuture, input.getNode(), sendBarrier,
  64                 FlowUtil.FLOW_ADD_COMPOSING_TRANSFORM)
  65             : addFlowsBulkFuture;
  66     }
  67
  68     private static FlowRef createFlowRef(final NodeRef nodeRef, final BatchFlowInputGrouping batchFlow) {
  69         return FlowUtil.buildFlowPath((InstanceIdentifier<Node>) nodeRef.getValue(),
  70                 batchFlow.getTableId(), batchFlow.getFlowId());
  71     }
  72 }