openflowplugin/src/main/java/org/opendaylight/openflowplugin/openflow/md/core/sal/convertor/FlowStatsResponseConvertor.java

   1 /*
   2  * Copyright (c) 2013, 2015 IBM Corporation 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.openflow.md.core.sal.convertor;
  10
  11 import java.math.BigInteger;
  12 import java.util.ArrayList;
  13 import java.util.List;
  14 import java.util.Optional;
  15 import org.opendaylight.openflowplugin.api.OFConstants;
  16 import org.opendaylight.openflowplugin.api.openflow.md.util.OpenflowVersion;
  17 import org.opendaylight.openflowplugin.extension.api.AugmentTuple;
  18 import org.opendaylight.openflowplugin.extension.api.path.MatchPath;
  19 import org.opendaylight.openflowplugin.openflow.md.core.extension.MatchExtensionHelper;
  20 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Counter32;
  21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Counter64;
  22 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.data.VersionDatapathIdConvertorData;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.flow.and.statistics.map.list.FlowAndStatisticsMapList;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.flow.and.statistics.map.list.FlowAndStatisticsMapListBuilder;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.FlowCookie;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.FlowModFlags;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.Match;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.MatchBuilder;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.statistics.types.rev130925.duration.DurationBuilder;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.flow._case.multipart.reply.flow.FlowStats;
  31
  32 /**
  33  * Class is an utility class for converting flow related statistics messages coming from openflow
  34  * switch to MD-SAL messages.
  35  * @author avishnoi@in.ibm.com
  36  *
  37  */
  38 public class FlowStatsResponseConvertor {
  39
  40     /**
  41      * Method returns the list of MD-SAL format flow statistics, converted flow Openflow
  42      * specific flow statistics.
  43      * @param allFlowStats all flow stats
  44      * @param datapathid  datapath id
  45      * @param ofVersion  openflow version
  46      * @return list of flow and statistics mapping
  47      */
  48     public List<FlowAndStatisticsMapList> toSALFlowStatsList(List<FlowStats> allFlowStats, BigInteger datapathid, OpenflowVersion ofVersion){
  49
  50         List<FlowAndStatisticsMapList> convertedSALFlowStats = new ArrayList<FlowAndStatisticsMapList>();
  51
  52         for(FlowStats flowStats : allFlowStats){
  53             convertedSALFlowStats.add(toSALFlowStats(flowStats, datapathid, ofVersion));
  54         }
  55
  56         return convertedSALFlowStats;
  57     }
  58
  59     /**
  60      * Method convert Openflow switch specific flow statistics to the MD-SAL format
  61      * flow statistics.
  62      * @param flowStats flow statis
  63      * @param datapathid  datapath id
  64      * @param ofVersion  openflow version
  65      * @return flow and statistics map
  66      */
  67     public FlowAndStatisticsMapList toSALFlowStats(FlowStats flowStats, BigInteger datapathid, OpenflowVersion ofVersion){
  68         FlowAndStatisticsMapListBuilder salFlowStatsBuilder = new FlowAndStatisticsMapListBuilder();
  69         salFlowStatsBuilder.setByteCount(new Counter64(flowStats.getByteCount()));
  70         if(flowStats.getCookie() != null) {
  71             salFlowStatsBuilder.setCookie(new FlowCookie(flowStats.getCookie()));
  72         }
  73         DurationBuilder time = new DurationBuilder();
  74         time.setSecond(new Counter32(flowStats.getDurationSec()));
  75         time.setNanosecond(new Counter32(flowStats.getDurationNsec()));
  76         salFlowStatsBuilder.setDuration(time.build());
  77
  78         salFlowStatsBuilder.setHardTimeout(flowStats.getHardTimeout());
  79         salFlowStatsBuilder.setIdleTimeout(flowStats.getIdleTimeout());
  80         salFlowStatsBuilder.setPacketCount(new Counter64(flowStats.getPacketCount()));
  81         salFlowStatsBuilder.setPriority(flowStats.getPriority());
  82         salFlowStatsBuilder.setTableId(flowStats.getTableId());
  83         if(flowStats.getMatchV10() != null){
  84             VersionDatapathIdConvertorData data = new VersionDatapathIdConvertorData(OFConstants.OFP_VERSION_1_0);
  85             data.setDatapathId(datapathid);
  86
  87             Optional<MatchBuilder> matchBuilder = ConvertorManager.getInstance().convert(flowStats.getMatchV10(), data);
  88
  89             if (matchBuilder.isPresent()) {
  90                 salFlowStatsBuilder.setMatch(matchBuilder.get().build());
  91             }
  92
  93             if(flowStats.getAction() != null && flowStats.getAction().size()!=0){
  94                 salFlowStatsBuilder.setInstructions(OFToMDSalFlowConvertor.wrapOF10ActionsToInstruction(flowStats.getAction(), ofVersion));
  95             }
  96         }
  97         if(flowStats.getMatch() != null){
  98             VersionDatapathIdConvertorData data = new VersionDatapathIdConvertorData(ofVersion.getVersion());
  99             data.setDatapathId(datapathid);
 100
 101             Optional<MatchBuilder> matchBuilderOptional = ConvertorManager.getInstance().convert(flowStats.getMatch(), data);
 102
 103             if (matchBuilderOptional.isPresent()) {
 104                 MatchBuilder matchBuilder = matchBuilderOptional.get();
 105
 106                 AugmentTuple<Match> matchExtensionWrap =
 107                         MatchExtensionHelper.processAllExtensions(
 108                                 flowStats.getMatch().getMatchEntry(), ofVersion, MatchPath.FLOWSSTATISTICSUPDATE_FLOWANDSTATISTICSMAPLIST_MATCH);
 109
 110                 if (matchExtensionWrap != null) {
 111                     matchBuilder.addAugmentation(matchExtensionWrap.getAugmentationClass(), matchExtensionWrap.getAugmentationObject());
 112                 }
 113
 114                 salFlowStatsBuilder.setMatch(matchBuilder.build());
 115             }
 116
 117             salFlowStatsBuilder.setFlags(
 118                     new FlowModFlags(flowStats.getFlags().isOFPFFCHECKOVERLAP(),
 119                             flowStats.getFlags().isOFPFFRESETCOUNTS(),
 120                             flowStats.getFlags().isOFPFFNOPKTCOUNTS(),
 121                             flowStats.getFlags().isOFPFFNOBYTCOUNTS(),
 122                             flowStats.getFlags().isOFPFFSENDFLOWREM()));
 123         }
 124         if(flowStats.getInstruction()!= null){
 125             salFlowStatsBuilder.setInstructions(OFToMDSalFlowConvertor.toSALInstruction(flowStats.getInstruction(), ofVersion));
 126         }
 127
 128         return salFlowStatsBuilder.build();
 129     }
 130 }