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 import org.opendaylight.yangtools.yang.common.Uint32;
  35
  36 public final class FlowsInTableService extends AbstractCompatibleStatService<GetFlowStatisticsFromFlowTableInput,
  37         GetFlowStatisticsFromFlowTableOutput, FlowsStatisticsUpdate> {
  38
  39     private final ConvertorExecutor convertorExecutor;
  40     private final VersionConvertorData data;
  41
  42     public FlowsInTableService(final RequestContextStack requestContextStack,
  43                                final DeviceContext deviceContext,
  44                                final AtomicLong compatibilityXidSeed,
  45                                final ConvertorExecutor convertorExecutor) {
  46         super(requestContextStack, deviceContext, compatibilityXidSeed);
  47         this.convertorExecutor = convertorExecutor;
  48         this.data = new VersionConvertorData(getVersion());
  49     }
  50
  51     @Override
  52     protected OfHeader buildRequest(final Xid xid,
  53                                     final GetFlowStatisticsFromFlowTableInput input) {
  54         final MultipartRequestFlowCaseBuilder multipartRequestFlowCaseBuilder = new MultipartRequestFlowCaseBuilder();
  55         final MultipartRequestFlowBuilder mprFlowRequestBuilder = new MultipartRequestFlowBuilder();
  56
  57         if (input.getTableId() != null) {
  58             mprFlowRequestBuilder.setTableId(input.getTableId());
  59         } else {
  60             mprFlowRequestBuilder.setTableId(OFConstants.OFPTT_ALL);
  61         }
  62
  63         if (input.getOutPort() != null) {
  64             mprFlowRequestBuilder.setOutPort(Uint32.valueOf(input.getOutPort().longValue()));
  65         } else {
  66             mprFlowRequestBuilder.setOutPort(OFConstants.OFPP_ANY);
  67         }
  68
  69         if (input.getOutGroup() != null) {
  70             mprFlowRequestBuilder.setOutGroup(input.getOutGroup());
  71         } else {
  72             mprFlowRequestBuilder.setOutGroup(OFConstants.OFPG_ANY);
  73         }
  74
  75         if (input.getCookie() != null) {
  76             mprFlowRequestBuilder.setCookie(input.getCookie().getValue());
  77         } else {
  78             mprFlowRequestBuilder.setCookie(OFConstants.DEFAULT_COOKIE);
  79         }
  80
  81         if (input.getCookieMask() != null) {
  82             mprFlowRequestBuilder.setCookieMask(input.getCookieMask().getValue());
  83         } else {
  84             mprFlowRequestBuilder.setCookieMask(OFConstants.DEFAULT_COOKIE_MASK);
  85         }
  86
  87         // convert and inject match
  88         final Optional<Object> conversionMatch = convertorExecutor.convert(input.getMatch(), data);
  89         MatchInjector.inject(conversionMatch, mprFlowRequestBuilder, data.getVersion());
  90
  91         // Set request body to main multipart request
  92         multipartRequestFlowCaseBuilder.setMultipartRequestFlow(mprFlowRequestBuilder.build());
  93         final MultipartRequestInputBuilder mprInput = RequestInputUtils.createMultipartHeader(
  94                 MultipartType.OFPMPFLOW, xid.getValue(), getVersion());
  95         mprInput.setMultipartRequestBody(multipartRequestFlowCaseBuilder.build());
  96
  97         return mprInput.build();
  98     }
  99
 100     @Override
 101     public GetFlowStatisticsFromFlowTableOutput buildTxCapableResult(final TransactionId emulatedTxId) {
 102         return new GetFlowStatisticsFromFlowTableOutputBuilder().setTransactionId(emulatedTxId).build();
 103     }
 104
 105     @Override
 106     public FlowsStatisticsUpdate transformToNotification(final List<MultipartReply> result,
 107             final TransactionId emulatedTxId) {
 108         return FlowStatisticsToNotificationTransformer.transformToNotification(result,
 109                                                                                getDeviceInfo(),
 110                                                                                getOfVersion(),
 111                                                                                emulatedTxId,
 112                                                                                convertorExecutor);
 113     }
 114 }