2 * Copyright (c) 2014 Ericsson India Global Services Pvt Ltd. 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 * Contributor: usha.m.s@ericsson.com
10 package org.opendaylight.openflowplugin.openflow.md.core.sal.convertor;
14 * This class is used for converting the data from SAL layer to OF Library Layer for Meter Mod Command.
18 import java.util.ArrayList;
19 import java.util.Iterator;
20 import java.util.List;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.meter.update.UpdatedMeter;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.band.type.band.type.Drop;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.band.type.band.type.DscpRemark;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.band.type.band.type.Experimenter;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.meter.MeterBandHeaders;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.meter.meter.band.headers.MeterBandHeader;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MeterBandType;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MeterFlags;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MeterId;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MeterModCommand;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MeterModInput;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MeterModInputBuilder;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.meter.band.header.MeterBand;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.meter.band.header.meter.band.MeterBandDropCaseBuilder;
36 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.meter.band.header.meter.band.MeterBandDscpRemarkCaseBuilder;
37 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.meter.band.header.meter.band.MeterBandExperimenterCaseBuilder;
38 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.meter.band.header.meter.band.meter.band.drop._case.MeterBandDropBuilder;
39 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.meter.band.header.meter.band.meter.band.dscp.remark._case.MeterBandDscpRemarkBuilder;
40 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.meter.band.header.meter.band.meter.band.experimenter._case.MeterBandExperimenterBuilder;
41 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.meter.mod.Bands;
42 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.meter.mod.BandsBuilder;
43 import org.slf4j.Logger;
44 import org.slf4j.LoggerFactory;
46 public final class MeterConvertor {
47 private static final Logger logger = LoggerFactory.getLogger(MeterConvertor.class);
48 private static final String PREFIX_SEPARATOR = "/";
50 private MeterConvertor() {
54 // Get all the data for the meter from the Yang/SAL-Layer
59 * @return MeterModInput required by OF Library
61 public static MeterModInputBuilder toMeterModInput(
62 org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.Meter source, short version) {
64 MeterModInputBuilder meterModInputBuilder = new MeterModInputBuilder();
65 List<Bands> bands = new ArrayList<Bands>();
67 if (source instanceof org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.AddMeterInput) {
68 meterModInputBuilder.setCommand(MeterModCommand.OFPMCADD);
69 } else if (source instanceof org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.RemoveMeterInput) {
70 meterModInputBuilder.setCommand(MeterModCommand.OFPMCDELETE);
71 } else if (source instanceof UpdatedMeter) {
72 meterModInputBuilder.setCommand(MeterModCommand.OFPMCMODIFY);
75 meterModInputBuilder.setMeterId(new MeterId(source.getMeterId().getValue()));
77 if (null != source.getFlags()) {
78 meterModInputBuilder.setFlags(new MeterFlags(source.getFlags().isMeterBurst(), source.getFlags()
79 .isMeterKbps(), source.getFlags().isMeterPktps(), source.getFlags().isMeterStats()));
83 * As per 0F1.3.1,The rate field indicates the rate value above
84 * which the corresponding band may apply to packets (see 5.7.1).
85 * The rate value is in kilobit per seconds, unless the flags eld
86 * includes OFPMF_PKTPS, in which case the rate is in packets per
90 meterModInputBuilder.setFlags(new MeterFlags(false, false, true, false));
92 if (source.getMeterBandHeaders() != null) {
93 getBandsFromSAL(source.getMeterBandHeaders(), bands);
94 meterModInputBuilder.setBands(bands);
96 logger.error("For this meter Id" + source.getMeterId().getValue() + ",no associated band data found!");
99 meterModInputBuilder.setVersion(version);
100 return meterModInputBuilder;
103 private static void getBandsFromSAL(MeterBandHeaders meterBandHeaders, List<Bands> bands) {
105 Iterator<MeterBandHeader> bandHeadersIterator = meterBandHeaders.getMeterBandHeader().iterator();
106 MeterBandHeader meterBandHeader;
108 BandsBuilder bandsB = null;
110 while (bandHeadersIterator.hasNext()) {
111 meterBandHeader = bandHeadersIterator.next();
112 MeterBand meterBandItem = null;
113 // The band types :drop,DSCP_Remark or experimenter.
114 if (null != meterBandHeader.getMeterBandTypes() &&
115 null != meterBandHeader.getMeterBandTypes().getFlags()) {
117 if (meterBandHeader.getMeterBandTypes().getFlags().isOfpmbtDrop()) {
118 if (meterBandHeader.getBandType() != null) {
119 MeterBandDropCaseBuilder dropCaseBuilder = new MeterBandDropCaseBuilder();
120 MeterBandDropBuilder meterBandDropBuilder = new MeterBandDropBuilder();
121 meterBandDropBuilder.setType(MeterBandType.OFPMBTDROP);
122 Drop drop = (Drop) meterBandHeader.getBandType();
123 meterBandDropBuilder.setBurstSize(drop.getDropRate());
124 meterBandDropBuilder.setRate(drop.getDropBurstSize());
125 dropCaseBuilder.setMeterBandDrop(meterBandDropBuilder.build());
126 meterBandItem = dropCaseBuilder.build();
127 bandsB = new BandsBuilder();
128 bandsB.setMeterBand(meterBandItem);
129 bands.add(bandsB.build()); // Bands list
132 logger.error("BandType: " + MeterBandType.OFPMBTDROP + "No Band Data found");
134 } else if (meterBandHeader.getMeterBandTypes().getFlags().isOfpmbtDscpRemark()) {
135 if (meterBandHeader.getBandType() != null) {
136 MeterBandDscpRemarkCaseBuilder dscpCaseBuilder = new MeterBandDscpRemarkCaseBuilder();
137 MeterBandDscpRemarkBuilder meterBandDscpRemarkBuilder = new MeterBandDscpRemarkBuilder();
138 meterBandDscpRemarkBuilder.setType(MeterBandType.OFPMBTDSCPREMARK);
139 DscpRemark dscpRemark = (DscpRemark) meterBandHeader.getBandType();
140 meterBandDscpRemarkBuilder.setBurstSize(dscpRemark.getDscpRemarkBurstSize());
141 meterBandDscpRemarkBuilder.setRate(dscpRemark.getDscpRemarkRate());
142 meterBandDscpRemarkBuilder.setPrecLevel(dscpRemark.getPercLevel());
143 dscpCaseBuilder.setMeterBandDscpRemark(meterBandDscpRemarkBuilder.build());
144 meterBandItem = dscpCaseBuilder.build();
145 bandsB = new BandsBuilder();
146 bandsB.setMeterBand(meterBandItem);
147 bands.add(bandsB.build()); // Bands list
150 logger.error("BandType: " + MeterBandType.OFPMBTDSCPREMARK + "No Band Data found");
152 } else if (meterBandHeader.getMeterBandTypes().getFlags().isOfpmbtExperimenter()) {
153 if (meterBandHeader.getBandType() != null) {
154 MeterBandExperimenterCaseBuilder experimenterCaseBuilder = new MeterBandExperimenterCaseBuilder();
155 MeterBandExperimenterBuilder meterBandExperimenterBuilder = new MeterBandExperimenterBuilder();
156 meterBandExperimenterBuilder.setType(MeterBandType.OFPMBTEXPERIMENTER);
157 Experimenter experimenter = (Experimenter) meterBandHeader.getBandType();
158 meterBandExperimenterBuilder.setBurstSize(experimenter.getExperimenterBurstSize());
159 meterBandExperimenterBuilder.setRate(experimenter.getExperimenterRate());
160 meterBandExperimenterBuilder.setExperimenter(experimenter.getExperimenter());
161 experimenterCaseBuilder.setMeterBandExperimenter(meterBandExperimenterBuilder.build());
162 meterBandItem = experimenterCaseBuilder.build();
163 bandsB = new BandsBuilder();
164 bandsB.setMeterBand(meterBandItem);
165 bands.add(bandsB.build()); // Bands list
168 logger.error("BandType: " + MeterBandType.OFPMBTEXPERIMENTER + "No Band Data found");
173 logger.error("Invalid meter band data found.");