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

   1 /*
   2  * Copyright IBM Corporation, 2013.  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.openflow.md.core.sal.convertor;
   9
  10 import org.opendaylight.openflowplugin.extension.api.AugmentTuple;
  11 import org.opendaylight.openflowplugin.extension.api.path.MatchPath;
  12 import org.opendaylight.openflowplugin.openflow.md.core.extension.MatchExtensionHelper;
  13 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.match.MatchConvertorImpl;
  14 import org.opendaylight.openflowplugin.api.openflow.md.util.OpenflowVersion;
  15 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.Counter32;
  16 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.Counter64;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.flow.and.statistics.map.list.FlowAndStatisticsMapList;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.flow.and.statistics.map.list.FlowAndStatisticsMapListBuilder;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.FlowCookie;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.FlowModFlags;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.Match;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.MatchBuilder;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.statistics.types.rev130925.duration.DurationBuilder;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.flow._case.multipart.reply.flow.FlowStats;
  25
  26 import java.math.BigInteger;
  27 import java.util.ArrayList;
  28 import java.util.List;
  29
  30 /**
  31  * Class is an utility class for converting flow related statistics messages coming from openflow
  32  * switch to MD-SAL messages.
  33  * @author avishnoi@in.ibm.com
  34  *
  35  */
  36 public class FlowStatsResponseConvertor {
  37
  38     /**
  39      * Method returns the list of MD-SAL format flow statistics, converted flow Openflow
  40      * specific flow statistics.
  41      * @param allFlowStats
  42      * @return
  43      */
  44     public List<FlowAndStatisticsMapList> toSALFlowStatsList(List<FlowStats> allFlowStats, BigInteger datapathid, OpenflowVersion ofVersion){
  45
  46         List<FlowAndStatisticsMapList> convertedSALFlowStats = new ArrayList<FlowAndStatisticsMapList>();
  47
  48         for(FlowStats flowStats : allFlowStats){
  49             convertedSALFlowStats.add(toSALFlowStats(flowStats, datapathid, ofVersion));
  50         }
  51
  52         return convertedSALFlowStats;
  53     }
  54
  55     /**
  56      * Method convert Openflow switch specific flow statistics to the MD-SAL format
  57      * flow statistics.
  58      * @param flowStats
  59      * @return
  60      */
  61     public FlowAndStatisticsMapList toSALFlowStats(FlowStats flowStats, BigInteger datapathid, OpenflowVersion ofVersion){
  62         FlowAndStatisticsMapListBuilder salFlowStatsBuilder = new FlowAndStatisticsMapListBuilder();
  63         salFlowStatsBuilder.setByteCount(new Counter64(flowStats.getByteCount()));
  64         if(flowStats.getCookie() != null) {
  65             salFlowStatsBuilder.setCookie(new FlowCookie(flowStats.getCookie()));
  66         }
  67         DurationBuilder time = new DurationBuilder();
  68         time.setSecond(new Counter32(flowStats.getDurationSec()));
  69         time.setNanosecond(new Counter32(flowStats.getDurationNsec()));
  70         salFlowStatsBuilder.setDuration(time.build());
  71
  72         salFlowStatsBuilder.setHardTimeout(flowStats.getHardTimeout());
  73         salFlowStatsBuilder.setIdleTimeout(flowStats.getIdleTimeout());
  74         salFlowStatsBuilder.setPacketCount(new Counter64(flowStats.getPacketCount()));
  75         salFlowStatsBuilder.setPriority(flowStats.getPriority());
  76         salFlowStatsBuilder.setTableId(flowStats.getTableId());
  77         if(flowStats.getMatchV10() != null){
  78             salFlowStatsBuilder.setMatch(MatchConvertorImpl.fromOFMatchV10ToSALMatch(flowStats.getMatchV10(),datapathid, OpenflowVersion.OF10));
  79             if(flowStats.getAction() != null && flowStats.getAction().size()!=0){
  80                 salFlowStatsBuilder.setInstructions(OFToMDSalFlowConvertor.wrapOF10ActionsToInstruction(flowStats.getAction(), ofVersion));
  81             }
  82         }
  83         if(flowStats.getMatch() != null){
  84             MatchBuilder matchBuilder = MatchConvertorImpl.fromOFMatchToSALMatch(flowStats.getMatch(),datapathid, ofVersion);
  85
  86             AugmentTuple<Match> matchExtensionWrap =
  87                     MatchExtensionHelper.processAllExtensions(
  88                             flowStats.getMatch().getMatchEntries(), ofVersion, MatchPath.FLOWSSTATISTICSUPDATE_FLOWANDSTATISTICSMAPLIST_MATCH);
  89             if (matchExtensionWrap != null) {
  90                 matchBuilder.addAugmentation(matchExtensionWrap.getAugmentationClass(), matchExtensionWrap.getAugmentationObject());
  91             }
  92
  93
  94             salFlowStatsBuilder.setMatch(matchBuilder.build());
  95             salFlowStatsBuilder.setFlags(
  96                     new FlowModFlags(flowStats.getFlags().isOFPFFCHECKOVERLAP(),
  97                             flowStats.getFlags().isOFPFFRESETCOUNTS(),
  98                             flowStats.getFlags().isOFPFFNOPKTCOUNTS(),
  99                             flowStats.getFlags().isOFPFFNOBYTCOUNTS(),
 100                             flowStats.getFlags().isOFPFFSENDFLOWREM()));
 101         }
 102         if(flowStats.getInstruction()!= null){
 103             salFlowStatsBuilder.setInstructions(OFToMDSalFlowConvertor.toSALInstruction(flowStats.getInstruction(), ofVersion));
 104         }
 105
 106         return salFlowStatsBuilder.build();
 107     }
 108 }