pcep/topology/topology-provider/src/main/java/org/opendaylight/bgpcep/pcep/topology/provider/session/stats/SessionStateImpl.java

   1 /*
   2  * Copyright (c) 2014 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
   9 package org.opendaylight.bgpcep.pcep.topology.provider.session.stats;
  10
  11 import static java.util.Objects.requireNonNull;
  12
  13 import com.google.common.base.Stopwatch;
  14 import java.util.concurrent.TimeUnit;
  15 import java.util.concurrent.atomic.LongAdder;
  16 import org.opendaylight.protocol.pcep.PCEPSessionState;
  17 import org.opendaylight.protocol.util.StatisticsUtil;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.pcep.sync.optimizations.rev181109.Tlvs3;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.pcep.sync.optimizations.rev181109.speaker.entity.id.tlv.SpeakerEntityId;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.crabbe.initiated.rev181109.Pcinitiate;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev181109.Pcupd;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.stateful.stats.rev181109.PcepEntityIdStatsAug;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.stateful.stats.rev181109.PcepEntityIdStatsAugBuilder;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.stateful.stats.rev181109.StatefulCapabilitiesStatsAug;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.stateful.stats.rev181109.StatefulCapabilitiesStatsAugBuilder;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.stateful.stats.rev181109.StatefulMessagesStatsAug;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.stateful.stats.rev181109.StatefulMessagesStatsAugBuilder;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.stats.rev171113.PcepSessionState;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.stats.rev171113.pcep.session.state.LocalPref;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.stats.rev171113.pcep.session.state.LocalPrefBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.stats.rev171113.pcep.session.state.Messages;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.stats.rev171113.pcep.session.state.MessagesBuilder;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.stats.rev171113.pcep.session.state.PeerCapabilities;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.stats.rev171113.pcep.session.state.PeerCapabilitiesBuilder;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.stats.rev171113.pcep.session.state.PeerPref;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.stats.rev171113.reply.time.grouping.ReplyTime;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.stats.rev171113.reply.time.grouping.ReplyTimeBuilder;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.Message;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.open.object.Open;
  40 import org.opendaylight.yangtools.yang.common.Uint16;
  41
  42 public final class SessionStateImpl implements PcepSessionState {
  43     private final LongAdder lastReceivedRptMsgTimestamp = new LongAdder();
  44     private final LongAdder receivedRptMsgCount = new LongAdder();
  45     private final LongAdder sentUpdMsgCount = new LongAdder();
  46     private final LongAdder sentInitMsgCount = new LongAdder();
  47     private final Stopwatch sessionUpDuration;
  48
  49     private final LongAdder minReplyTime = new LongAdder();
  50     private final LongAdder maxReplyTime = new LongAdder();
  51     private final LongAdder totalTime = new LongAdder();
  52     private final LongAdder reqCount = new LongAdder();
  53     private final TopologySessionStats topologySessionStats;
  54     private LocalPref localPref;
  55     private PeerPref peerPref;
  56     private PCEPSessionState pcepSessionState;
  57
  58     public SessionStateImpl(final TopologySessionStats topologySessionStats) {
  59         this.sessionUpDuration = Stopwatch.createUnstarted();
  60         this.topologySessionStats = requireNonNull(topologySessionStats);
  61     }
  62
  63     public synchronized void init(final PCEPSessionState session) {
  64         requireNonNull(session);
  65         this.pcepSessionState = session;
  66         final Open localOpen = session.getLocalOpen();
  67
  68         if (localOpen.getTlvs() != null && localOpen.getTlvs().augmentation(Tlvs3.class) != null) {
  69             final SpeakerEntityId entityId = localOpen.getTlvs().augmentation(Tlvs3.class).getSpeakerEntityId();
  70             if (entityId != null) {
  71                 this.localPref = new LocalPrefBuilder(session.getLocalPref())
  72                         .addAugmentation(PcepEntityIdStatsAug.class,
  73                                 new PcepEntityIdStatsAugBuilder(entityId).build()).build();
  74             }
  75         } else {
  76             this.localPref = session.getLocalPref();
  77         }
  78
  79         this.peerPref = session.getPeerPref();
  80         this.sessionUpDuration.start();
  81     }
  82
  83     public synchronized void processRequestStats(final long duration) {
  84         if (this.minReplyTime.longValue() == 0) {
  85             this.minReplyTime.reset();
  86             this.minReplyTime.add(duration);
  87         } else if (duration < this.minReplyTime.longValue()) {
  88             this.minReplyTime.reset();
  89             this.minReplyTime.add(duration);
  90         }
  91         if (duration > this.maxReplyTime.longValue()) {
  92             this.maxReplyTime.reset();
  93             this.maxReplyTime.add(duration);
  94         }
  95         this.totalTime.add(duration);
  96         this.reqCount.increment();
  97     }
  98
  99     public synchronized void updateLastReceivedRptMsg() {
 100         this.lastReceivedRptMsgTimestamp.reset();
 101         this.lastReceivedRptMsgTimestamp.add(StatisticsUtil.getCurrentTimestampInSeconds());
 102         this.receivedRptMsgCount.increment();
 103     }
 104
 105     public synchronized void updateStatefulSentMsg(final Message msg) {
 106         if (msg instanceof Pcinitiate) {
 107             this.sentInitMsgCount.increment();
 108         } else if (msg instanceof Pcupd) {
 109             this.sentUpdMsgCount.increment();
 110         }
 111     }
 112
 113     @Override
 114     public synchronized String getSessionDuration() {
 115         return StatisticsUtil.formatElapsedTime(this.sessionUpDuration.elapsed(TimeUnit.SECONDS));
 116     }
 117
 118     @Override
 119     public synchronized Boolean isSynchronized() {
 120         return this.topologySessionStats.isSessionSynchronized();
 121     }
 122
 123     @Override
 124     public synchronized PeerCapabilities getPeerCapabilities() {
 125         return new PeerCapabilitiesBuilder()
 126                 .addAugmentation(StatefulCapabilitiesStatsAug.class, createStatefulCapabilities())
 127                 .build();
 128     }
 129
 130     private StatefulCapabilitiesStatsAug createStatefulCapabilities() {
 131         return new StatefulCapabilitiesStatsAugBuilder()
 132                 .setActive(this.topologySessionStats.isLspUpdateCapability())
 133                 .setInstantiation(this.topologySessionStats.isInitiationCapability())
 134                 .setStateful(this.topologySessionStats.isStatefulCapability())
 135                 .build();
 136     }
 137
 138     @Override
 139     public Messages getMessages() {
 140         return new MessagesBuilder(this.pcepSessionState.getMessages())
 141                 .setReplyTime(setReplyTime())
 142                 .addAugmentation(StatefulMessagesStatsAug.class, createStatefulMessages())
 143                 .build();
 144     }
 145
 146     private StatefulMessagesStatsAug createStatefulMessages() {
 147         return new StatefulMessagesStatsAugBuilder()
 148                 .setLastReceivedRptMsgTimestamp(this.lastReceivedRptMsgTimestamp.longValue())
 149                 .setReceivedRptMsgCount(this.receivedRptMsgCount.longValue())
 150                 .setSentInitMsgCount(this.sentInitMsgCount.longValue())
 151                 .setSentUpdMsgCount(this.sentUpdMsgCount.longValue())
 152                 .build();
 153     }
 154
 155     private synchronized ReplyTime setReplyTime() {
 156         long avg = 0;
 157         if (this.reqCount.longValue() != 0) {
 158             avg = Math.round((double) this.totalTime.longValue() / this.reqCount.longValue());
 159         }
 160         return new ReplyTimeBuilder()
 161                 .setAverageTime(avg)
 162                 .setMaxTime(this.maxReplyTime.longValue())
 163                 .setMinTime(this.minReplyTime.longValue())
 164                 .build();
 165     }
 166
 167     @Override
 168     public LocalPref getLocalPref() {
 169         return this.localPref;
 170     }
 171
 172     @Override
 173     public PeerPref getPeerPref() {
 174         return this.peerPref;
 175     }
 176
 177     @Override
 178     public Uint16 getDelegatedLspsCount() {
 179         return Uint16.valueOf(this.topologySessionStats.getDelegatedLspsCount());
 180     }
 181
 182     @Override
 183     public Class<PcepSessionState> implementedInterface() {
 184         return PcepSessionState.class;
 185     }
 186 }