2 * Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
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
8 package org.opendaylight.openflowplugin.impl.statistics.services;
10 import com.google.common.annotations.VisibleForTesting;
11 import com.google.common.base.Preconditions;
12 import java.util.ArrayList;
13 import java.util.List;
14 import java.util.concurrent.atomic.AtomicLong;
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.RequestInputUtils;
19 import org.opendaylight.openflowplugin.impl.statistics.services.compatibility.AbstractCompatibleStatService;
20 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.Counter32;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.transaction.rev150304.TransactionId;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.GetMeterFeaturesInput;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.GetMeterFeaturesOutput;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.GetMeterFeaturesOutputBuilder;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.MeterFeaturesUpdated;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.MeterFeaturesUpdatedBuilder;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.MeterBand;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.MeterBandDrop;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.MeterBandDscpRemark;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.MeterBurst;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.MeterCapability;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.MeterKbps;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.MeterPktps;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.MeterStats;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MeterBandTypeBitmap;
36 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MeterFlags;
37 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MultipartType;
38 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartReply;
39 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartRequestInputBuilder;
40 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;
41 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyMeterFeaturesCase;
42 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.meter.features._case.MultipartReplyMeterFeatures;
43 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.MultipartRequestMeterFeaturesCase;
44 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.MultipartRequestMeterFeaturesCaseBuilder;
46 final class MeterFeaturesService
47 extends AbstractCompatibleStatService<GetMeterFeaturesInput, GetMeterFeaturesOutput, MeterFeaturesUpdated> {
48 private static final MultipartRequestMeterFeaturesCase METER_FEATURES_CASE = new MultipartRequestMeterFeaturesCaseBuilder().build();
50 public MeterFeaturesService(RequestContextStack requestContextStack, DeviceContext deviceContext, AtomicLong compatibilityXidSeed) {
51 super(requestContextStack, deviceContext, compatibilityXidSeed);
55 protected OfHeader buildRequest(final Xid xid, final GetMeterFeaturesInput input) {
56 MultipartRequestInputBuilder mprInput =
57 RequestInputUtils.createMultipartHeader(MultipartType.OFPMPMETERFEATURES, xid.getValue(), getVersion());
58 mprInput.setMultipartRequestBody(METER_FEATURES_CASE);
59 return mprInput.build();
63 public GetMeterFeaturesOutput buildTxCapableResult(TransactionId emulatedTxId) {
64 return new GetMeterFeaturesOutputBuilder().setTransactionId(emulatedTxId).build();
68 public MeterFeaturesUpdated transformToNotification(List<MultipartReply> result, TransactionId emulatedTxId) {
69 final int mpSize = result.size();
70 Preconditions.checkArgument(mpSize == 1, "unexpected (!=1) mp-reply size received: {}", mpSize);
72 MeterFeaturesUpdatedBuilder notification = new MeterFeaturesUpdatedBuilder();
73 notification.setId(getDeviceContext().getDeviceState().getNodeId());
74 notification.setMoreReplies(Boolean.FALSE);
75 notification.setTransactionId(emulatedTxId);
77 MultipartReplyMeterFeaturesCase caseBody = (MultipartReplyMeterFeaturesCase) result.get(0).getMultipartReplyBody();
78 MultipartReplyMeterFeatures replyBody = caseBody.getMultipartReplyMeterFeatures();
79 notification.setMaxBands(replyBody.getMaxBands());
80 notification.setMaxColor(replyBody.getMaxColor());
81 notification.setMaxMeter(new Counter32(replyBody.getMaxMeter()));
82 notification.setMeterCapabilitiesSupported(extractMeterCapabilities(replyBody.getCapabilities()));
83 notification.setMeterBandSupported(extractSupportedMeterBand(replyBody, replyBody.getBandTypes()));
85 return notification.build();
89 protected List<Class<? extends MeterBand>> extractSupportedMeterBand(MultipartReplyMeterFeatures replyBody, MeterBandTypeBitmap bandTypes) {
90 List<Class<? extends MeterBand>> supportedMeterBand = new ArrayList<>();
91 if (bandTypes.isOFPMBTDROP()) {
92 supportedMeterBand.add(MeterBandDrop.class);
94 if (replyBody.getBandTypes().isOFPMBTDSCPREMARK()) {
95 supportedMeterBand.add(MeterBandDscpRemark.class);
97 return supportedMeterBand;
101 protected static List<Class<? extends MeterCapability>> extractMeterCapabilities(MeterFlags capabilities) {
102 List<Class<? extends MeterCapability>> supportedCapabilities = new ArrayList<>();
104 if (capabilities.isOFPMFBURST()) {
105 supportedCapabilities.add(MeterBurst.class);
107 if (capabilities.isOFPMFKBPS()) {
108 supportedCapabilities.add(MeterKbps.class);
110 if (capabilities.isOFPMFPKTPS()) {
111 supportedCapabilities.add(MeterPktps.class);
113 if (capabilities.isOFPMFSTATS()) {
114 supportedCapabilities.add(MeterStats.class);
116 return supportedCapabilities;