openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/statistics/services/MatchingFlowsInTableService.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.statistics.services;
   9
  10 import com.google.common.base.MoreObjects;
  11 import org.opendaylight.openflowplugin.api.OFConstants;
  12 import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
  13 import org.opendaylight.openflowplugin.api.openflow.device.RequestContextStack;
  14 import org.opendaylight.openflowplugin.api.openflow.device.Xid;
  15 import org.opendaylight.openflowplugin.impl.services.AbstractMultipartService;
  16 import org.opendaylight.openflowplugin.impl.services.RequestInputUtils;
  17 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.match.MatchReactor;
  18 import org.opendaylight.openflowplugin.openflow.md.util.FlowCreatorUtil;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.GetAggregateFlowStatisticsFromFlowTableForGivenMatchInput;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MultipartType;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartRequestInputBuilder;
  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.multipart.request.multipart.request.body.MultipartRequestAggregateCaseBuilder;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.multipart.request.aggregate._case.MultipartRequestAggregateBuilder;
  25
  26 final class MatchingFlowsInTableService extends AbstractMultipartService<GetAggregateFlowStatisticsFromFlowTableForGivenMatchInput> {
  27
  28     public MatchingFlowsInTableService(final RequestContextStack requestContextStack, final DeviceContext deviceContext) {
  29         super(requestContextStack, deviceContext);
  30     }
  31
  32     @Override
  33     protected OfHeader buildRequest(final Xid xid, final GetAggregateFlowStatisticsFromFlowTableForGivenMatchInput input) {
  34         final DeviceContext deviceContext = getDeviceContext();
  35         final MultipartRequestAggregateCaseBuilder multipartRequestAggregateCaseBuilder = new MultipartRequestAggregateCaseBuilder();
  36         final MultipartRequestAggregateBuilder mprAggregateRequestBuilder = new MultipartRequestAggregateBuilder();
  37         final short tableId = MoreObjects.firstNonNull(input.getTableId(), OFConstants.OFPTT_ALL).shortValue();
  38         mprAggregateRequestBuilder.setTableId(tableId);
  39         long outputPortValue = MoreObjects.firstNonNull(input.getOutPort(), OFConstants.OFPP_ANY).longValue();
  40         mprAggregateRequestBuilder.setOutPort(outputPortValue);
  41         // TODO: repeating code
  42
  43         final short version = getVersion();
  44         if (version == OFConstants.OFP_VERSION_1_3) {
  45
  46             if (input.getCookie() == null) {
  47                 mprAggregateRequestBuilder.setCookie(OFConstants.DEFAULT_COOKIE);
  48             } else {
  49                 mprAggregateRequestBuilder.setCookie(MoreObjects.firstNonNull(input.getCookie().getValue(), OFConstants.DEFAULT_COOKIE));
  50             }
  51
  52             if (input.getCookieMask() == null) {
  53                 mprAggregateRequestBuilder.setCookieMask(OFConstants.DEFAULT_COOKIE_MASK);
  54             } else {
  55                 mprAggregateRequestBuilder.setCookieMask(MoreObjects.firstNonNull(input.getCookieMask().getValue(), OFConstants.DEFAULT_COOKIE_MASK));
  56             }
  57             long outGroup = MoreObjects.firstNonNull(input.getOutGroup(), OFConstants.OFPG_ANY).longValue();
  58             mprAggregateRequestBuilder.setOutGroup(outGroup);
  59         } else {
  60             mprAggregateRequestBuilder.setOutGroup(OFConstants.OFPG_ANY);
  61             mprAggregateRequestBuilder.setCookie(OFConstants.DEFAULT_COOKIE);
  62             mprAggregateRequestBuilder.setCookieMask(OFConstants.DEFAULT_COOKIE_MASK);
  63         }
  64
  65         MatchReactor.getInstance().convert(input.getMatch(), version, mprAggregateRequestBuilder,
  66                 deviceContext.getPrimaryConnectionContext().getFeatures().getDatapathId());
  67
  68         FlowCreatorUtil.setWildcardedFlowMatch(version, mprAggregateRequestBuilder);
  69
  70         // Set request body to main multipart request
  71         multipartRequestAggregateCaseBuilder.setMultipartRequestAggregate(mprAggregateRequestBuilder
  72                 .build());
  73
  74         final MultipartRequestInputBuilder mprInput = RequestInputUtils.createMultipartHeader(
  75                 MultipartType.OFPMPAGGREGATE, xid.getValue(), version);
  76
  77         mprInput.setMultipartRequestBody(multipartRequestAggregateCaseBuilder.build());
  78
  79         return mprInput.build();
  80     }
  81 }