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 org.opendaylight.openflowplugin.api.openflow.md.util.OpenflowVersion;
  15 import org.opendaylight.openflowplugin.extension.api.AugmentTuple;
  16 import org.opendaylight.openflowplugin.extension.api.path.MatchPath;
  17 import org.opendaylight.openflowplugin.openflow.md.core.extension.MatchExtensionHelper;
  18 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.match.MatchConvertorImpl;
  19 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Counter32;
  20 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Counter64;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.flow.and.statistics.map.list.FlowAndStatisticsMapList;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.flow.and.statistics.map.list.FlowAndStatisticsMapListBuilder;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.FlowCookie;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.FlowModFlags;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.Match;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.MatchBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.statistics.types.rev130925.duration.DurationBuilder;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.flow._case.multipart.reply.flow.FlowStats;
  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 all flow stats
  42      * @param datapathid  datapath id
  43      * @param ofVersion  openflow version
  44      * @return list of flow and statistics mapping
  45      */
  46     public List<FlowAndStatisticsMapList> toSALFlowStatsList(List<FlowStats> allFlowStats, BigInteger datapathid, OpenflowVersion ofVersion){
  47
  48         List<FlowAndStatisticsMapList> convertedSALFlowStats = new ArrayList<FlowAndStatisticsMapList>();
  49
  50         for(FlowStats flowStats : allFlowStats){
  51             convertedSALFlowStats.add(toSALFlowStats(flowStats, datapathid, ofVersion));
  52         }
  53
  54         return convertedSALFlowStats;
  55     }
  56
  57     /**
  58      * Method convert Openflow switch specific flow statistics to the MD-SAL format
  59      * flow statistics.
  60      * @param flowStats flow statis
  61      * @param datapathid  datapath id
  62      * @param ofVersion  openflow version
  63      * @return flow and statistics map
  64      */
  65     public FlowAndStatisticsMapList toSALFlowStats(FlowStats flowStats, BigInteger datapathid, OpenflowVersion ofVersion){
  66         FlowAndStatisticsMapListBuilder salFlowStatsBuilder = new FlowAndStatisticsMapListBuilder();
  67         salFlowStatsBuilder.setByteCount(new Counter64(flowStats.getByteCount()));
  68         if(flowStats.getCookie() != null) {
  69             salFlowStatsBuilder.setCookie(new FlowCookie(flowStats.getCookie()));
  70         }
  71         DurationBuilder time = new DurationBuilder();
  72         time.setSecond(new Counter32(flowStats.getDurationSec()));
  73         time.setNanosecond(new Counter32(flowStats.getDurationNsec()));
  74         salFlowStatsBuilder.setDuration(time.build());
  75
  76         salFlowStatsBuilder.setHardTimeout(flowStats.getHardTimeout());
  77         salFlowStatsBuilder.setIdleTimeout(flowStats.getIdleTimeout());
  78         salFlowStatsBuilder.setPacketCount(new Counter64(flowStats.getPacketCount()));
  79         salFlowStatsBuilder.setPriority(flowStats.getPriority());
  80         salFlowStatsBuilder.setTableId(flowStats.getTableId());
  81         if(flowStats.getMatchV10() != null){
  82             salFlowStatsBuilder.setMatch(MatchConvertorImpl.fromOFMatchV10ToSALMatch(flowStats.getMatchV10(), datapathid, OpenflowVersion.OF10).build());
  83             if(flowStats.getAction() != null && flowStats.getAction().size()!=0){
  84                 salFlowStatsBuilder.setInstructions(OFToMDSalFlowConvertor.wrapOF10ActionsToInstruction(flowStats.getAction(), ofVersion));
  85             }
  86         }
  87         if(flowStats.getMatch() != null){
  88             MatchBuilder matchBuilder = MatchConvertorImpl.fromOFMatchToSALMatch(flowStats.getMatch(),datapathid, ofVersion);
  89
  90             AugmentTuple<Match> matchExtensionWrap =
  91                     MatchExtensionHelper.processAllExtensions(
  92                             flowStats.getMatch().getMatchEntry(), ofVersion, MatchPath.FLOWSSTATISTICSUPDATE_FLOWANDSTATISTICSMAPLIST_MATCH);
  93             if (matchExtensionWrap != null) {
  94                 matchBuilder.addAugmentation(matchExtensionWrap.getAugmentationClass(), matchExtensionWrap.getAugmentationObject());
  95             }
  96
  97
  98             salFlowStatsBuilder.setMatch(matchBuilder.build());
  99             salFlowStatsBuilder.setFlags(
 100                     new FlowModFlags(flowStats.getFlags().isOFPFFCHECKOVERLAP(),
 101                             flowStats.getFlags().isOFPFFRESETCOUNTS(),
 102                             flowStats.getFlags().isOFPFFNOPKTCOUNTS(),
 103                             flowStats.getFlags().isOFPFFNOBYTCOUNTS(),
 104                             flowStats.getFlags().isOFPFFSENDFLOWREM()));
 105         }
 106         if(flowStats.getInstruction()!= null){
 107             salFlowStatsBuilder.setInstructions(OFToMDSalFlowConvertor.toSALInstruction(flowStats.getInstruction(), ofVersion));
 108         }
 109
 110         return salFlowStatsBuilder.build();
 111     }
 112 }