openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/statistics/services/FlowsInTableService.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.List;
  11 import java.util.Optional;
  12 import java.util.concurrent.atomic.AtomicLong;
  13 import org.opendaylight.openflowplugin.api.OFConstants;
  14 import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
  15 import org.opendaylight.openflowplugin.api.openflow.device.RequestContextStack;
  16 import org.opendaylight.openflowplugin.api.openflow.device.Xid;
  17 import org.opendaylight.openflowplugin.impl.services.util.RequestInputUtils;
  18 import org.opendaylight.openflowplugin.impl.statistics.services.compatibility.AbstractCompatibleStatService;
  19 import org.opendaylight.openflowplugin.impl.statistics.services.compatibility.FlowStatisticsToNotificationTransformer;
  20 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.ConvertorExecutor;
  21 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.data.VersionConvertorData;
  22 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.match.MatchInjector;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.FlowsStatisticsUpdate;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.GetFlowStatisticsFromFlowTableInput;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.GetFlowStatisticsFromFlowTableOutput;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.GetFlowStatisticsFromFlowTableOutputBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.transaction.rev150304.TransactionId;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MultipartType;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartReply;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartRequestInputBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.MultipartRequestFlowCaseBuilder;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.multipart.request.flow._case.MultipartRequestFlowBuilder;
  34
  35 public final class FlowsInTableService extends AbstractCompatibleStatService<GetFlowStatisticsFromFlowTableInput,
  36         GetFlowStatisticsFromFlowTableOutput, FlowsStatisticsUpdate> {
  37
  38     private final ConvertorExecutor convertorExecutor;
  39     private final VersionConvertorData data;
  40
  41     public FlowsInTableService(final RequestContextStack requestContextStack,
  42                                final DeviceContext deviceContext,
  43                                AtomicLong compatibilityXidSeed,
  44                                ConvertorExecutor convertorExecutor) {
  45         super(requestContextStack, deviceContext, compatibilityXidSeed);
  46         this.convertorExecutor = convertorExecutor;
  47         this.data = new VersionConvertorData(getVersion());
  48     }
  49
  50     @Override
  51     protected OfHeader buildRequest(final Xid xid,
  52                                     final GetFlowStatisticsFromFlowTableInput input) {
  53         final MultipartRequestFlowCaseBuilder multipartRequestFlowCaseBuilder = new MultipartRequestFlowCaseBuilder();
  54         final MultipartRequestFlowBuilder mprFlowRequestBuilder = new MultipartRequestFlowBuilder();
  55
  56         if (input.getTableId() != null) {
  57             mprFlowRequestBuilder.setTableId(input.getTableId());
  58         } else {
  59             mprFlowRequestBuilder.setTableId(OFConstants.OFPTT_ALL);
  60         }
  61
  62         if (input.getOutPort() != null) {
  63             mprFlowRequestBuilder.setOutPort(input.getOutPort().longValue());
  64         } else {
  65             mprFlowRequestBuilder.setOutPort(OFConstants.OFPP_ANY);
  66         }
  67
  68         if (input.getOutGroup() != null) {
  69             mprFlowRequestBuilder.setOutGroup(input.getOutGroup());
  70         } else {
  71             mprFlowRequestBuilder.setOutGroup(OFConstants.OFPG_ANY);
  72         }
  73
  74         if (input.getCookie() != null) {
  75             mprFlowRequestBuilder.setCookie(input.getCookie().getValue());
  76         } else {
  77             mprFlowRequestBuilder.setCookie(OFConstants.DEFAULT_COOKIE);
  78         }
  79
  80         if (input.getCookieMask() != null) {
  81             mprFlowRequestBuilder.setCookieMask(input.getCookieMask().getValue());
  82         } else {
  83             mprFlowRequestBuilder.setCookieMask(OFConstants.DEFAULT_COOKIE_MASK);
  84         }
  85
  86         // convert and inject match
  87         final Optional<Object> conversionMatch = convertorExecutor.convert(input.getMatch(), data);
  88         MatchInjector.inject(conversionMatch, mprFlowRequestBuilder, data.getVersion());
  89
  90         // Set request body to main multipart request
  91         multipartRequestFlowCaseBuilder.setMultipartRequestFlow(mprFlowRequestBuilder.build());
  92         final MultipartRequestInputBuilder mprInput = RequestInputUtils.createMultipartHeader(
  93                 MultipartType.OFPMPFLOW, xid.getValue(), getVersion());
  94         mprInput.setMultipartRequestBody(multipartRequestFlowCaseBuilder.build());
  95
  96         return mprInput.build();
  97     }
  98
  99     @Override
 100     public GetFlowStatisticsFromFlowTableOutput buildTxCapableResult(TransactionId emulatedTxId) {
 101         return new GetFlowStatisticsFromFlowTableOutputBuilder().setTransactionId(emulatedTxId).build();
 102     }
 103
 104     @Override
 105     public FlowsStatisticsUpdate transformToNotification(List<MultipartReply> result, TransactionId emulatedTxId) {
 106         return FlowStatisticsToNotificationTransformer.transformToNotification(result,
 107                                                                                getDeviceInfo(),
 108                                                                                getOfVersion(),
 109                                                                                emulatedTxId,
 110                                                                                convertorExecutor);
 111     }
 112 }