openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/statistics/services/OpendaylightFlowTableStatisticsServiceImpl.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 java.util.ArrayList;
  11 import java.util.List;
  12 import java.util.concurrent.Future;
  13 import java.util.concurrent.atomic.AtomicLong;
  14 import org.opendaylight.controller.md.sal.binding.api.NotificationPublishService;
  15 import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
  16 import org.opendaylight.openflowplugin.api.openflow.device.RequestContextStack;
  17 import org.opendaylight.openflowplugin.api.openflow.device.Xid;
  18 import org.opendaylight.openflowplugin.impl.services.util.RequestInputUtils;
  19 import org.opendaylight.openflowplugin.impl.services.util.ServiceException;
  20 import org.opendaylight.openflowplugin.impl.statistics.services.compatibility.AbstractCompatibleStatService;
  21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Counter32;
  22 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Counter64;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.table.statistics.rev131215.FlowTableStatisticsUpdate;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.table.statistics.rev131215.FlowTableStatisticsUpdateBuilder;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.table.statistics.rev131215.GetFlowTablesStatisticsInput;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.table.statistics.rev131215.GetFlowTablesStatisticsOutput;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.table.statistics.rev131215.GetFlowTablesStatisticsOutputBuilder;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.table.statistics.rev131215.OpendaylightFlowTableStatisticsService;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.table.statistics.rev131215.flow.table.and.statistics.map.FlowTableAndStatisticsMap;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.table.statistics.rev131215.flow.table.and.statistics.map.FlowTableAndStatisticsMapBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.transaction.rev150304.TransactionId;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MultipartType;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartReply;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartRequestInputBuilder;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyTableCase;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.table._case.MultipartReplyTable;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.table._case.multipart.reply.table.TableStats;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.MultipartRequestTableCaseBuilder;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.multipart.request.table._case.MultipartRequestTableBuilder;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.table.types.rev131026.TableId;
  42 import org.opendaylight.yangtools.yang.common.RpcResult;
  43
  44 public final class OpendaylightFlowTableStatisticsServiceImpl extends
  45         AbstractCompatibleStatService<GetFlowTablesStatisticsInput,
  46         GetFlowTablesStatisticsOutput,
  47         FlowTableStatisticsUpdate> implements
  48         OpendaylightFlowTableStatisticsService {
  49
  50     private final NotificationPublishService notificationPublishService;
  51
  52     public OpendaylightFlowTableStatisticsServiceImpl(final RequestContextStack requestContextStack,
  53                                                       final DeviceContext deviceContext,
  54                                                       final AtomicLong compatibilityXidSeed,
  55                                                       final NotificationPublishService notificationPublishService) {
  56         super(requestContextStack, deviceContext, compatibilityXidSeed);
  57         this.notificationPublishService = notificationPublishService;
  58     }
  59
  60     @Override
  61     public Future<RpcResult<GetFlowTablesStatisticsOutput>> getFlowTablesStatistics(
  62             final GetFlowTablesStatisticsInput input) {
  63         return handleAndNotify(input, notificationPublishService);
  64     }
  65
  66     @Override
  67     protected OfHeader buildRequest(final Xid xid, final GetFlowTablesStatisticsInput input) throws ServiceException {
  68         // Create multipart request body for fetch all the group stats
  69         final MultipartRequestTableCaseBuilder multipartRequestTableCaseBuilder =
  70                 new MultipartRequestTableCaseBuilder();
  71         final MultipartRequestTableBuilder multipartRequestTableBuilder = new MultipartRequestTableBuilder();
  72         multipartRequestTableBuilder.setEmpty(true);
  73         multipartRequestTableCaseBuilder.setMultipartRequestTable(multipartRequestTableBuilder.build());
  74
  75         // Set request body to main multipart request
  76         final MultipartRequestInputBuilder mprInput = RequestInputUtils.createMultipartHeader(
  77                 MultipartType.OFPMPTABLE, xid.getValue(), getVersion());
  78
  79         mprInput.setMultipartRequestBody(multipartRequestTableCaseBuilder.build());
  80
  81         return mprInput.build();
  82     }
  83
  84     @Override
  85     public GetFlowTablesStatisticsOutput buildTxCapableResult(TransactionId emulatedTxId) {
  86         return new GetFlowTablesStatisticsOutputBuilder().setTransactionId(emulatedTxId).build();
  87     }
  88
  89     @Override
  90     public FlowTableStatisticsUpdate transformToNotification(List<MultipartReply> mpReplyList,
  91                                                              TransactionId emulatedTxId) {
  92         FlowTableStatisticsUpdateBuilder notification = new FlowTableStatisticsUpdateBuilder();
  93         notification.setId(getDeviceInfo().getNodeId());
  94         notification.setMoreReplies(Boolean.FALSE);
  95         notification.setTransactionId(emulatedTxId);
  96
  97         final List<FlowTableAndStatisticsMap> salFlowStats = new ArrayList<>();
  98         notification.setFlowTableAndStatisticsMap(salFlowStats);
  99         for (MultipartReply mpReply : mpReplyList) {
 100             MultipartReplyTableCase caseBody = (MultipartReplyTableCase) mpReply.getMultipartReplyBody();
 101             MultipartReplyTable replyBody = caseBody.getMultipartReplyTable();
 102             List<TableStats> swTablesStats = replyBody.getTableStats();
 103
 104             //TODO: Duplicate code: look at MultiReplyTranslatorUtil method translateTable
 105             for (TableStats swTableStats : swTablesStats) {
 106                 FlowTableAndStatisticsMapBuilder statisticsBuilder = new FlowTableAndStatisticsMapBuilder();
 107                 statisticsBuilder.setActiveFlows(new Counter32(swTableStats.getActiveCount()));
 108                 statisticsBuilder.setPacketsLookedUp(new Counter64(swTableStats.getLookupCount()));
 109                 statisticsBuilder.setPacketsMatched(new Counter64(swTableStats.getMatchedCount()));
 110                 statisticsBuilder.setTableId(new TableId(swTableStats.getTableId()));
 111                 salFlowStats.add(statisticsBuilder.build());
 112             }
 113         }
 114
 115         return notification.build();
 116     }
 117 }