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 import org.opendaylight.yangtools.yang.common.Uint32;
  42
  43 public final class SessionStateImpl implements PcepSessionState {
  44     private final LongAdder lastReceivedRptMsgTimestamp = new LongAdder();
  45     private final LongAdder receivedRptMsgCount = new LongAdder();
  46     private final LongAdder sentUpdMsgCount = new LongAdder();
  47     private final LongAdder sentInitMsgCount = new LongAdder();
  48     private final Stopwatch sessionUpDuration;
  49
  50     private final LongAdder minReplyTime = new LongAdder();
  51     private final LongAdder maxReplyTime = new LongAdder();
  52     private final LongAdder totalTime = new LongAdder();
  53     private final LongAdder reqCount = new LongAdder();
  54     private final TopologySessionStats topologySessionStats;
  55     private LocalPref localPref;
  56     private PeerPref peerPref;
  57     private PCEPSessionState pcepSessionState;
  58
  59     public SessionStateImpl(final TopologySessionStats topologySessionStats) {
  60         this.sessionUpDuration = Stopwatch.createUnstarted();
  61         this.topologySessionStats = requireNonNull(topologySessionStats);
  62     }
  63
  64     public synchronized void init(final PCEPSessionState session) {
  65         requireNonNull(session);
  66         this.pcepSessionState = session;
  67         final Open localOpen = session.getLocalOpen();
  68
  69         if (localOpen.getTlvs() != null && localOpen.getTlvs().augmentation(Tlvs3.class) != null) {
  70             final SpeakerEntityId entityId = localOpen.getTlvs().augmentation(Tlvs3.class).getSpeakerEntityId();
  71             if (entityId != null) {
  72                 this.localPref = new LocalPrefBuilder(session.getLocalPref())
  73                         .addAugmentation(PcepEntityIdStatsAug.class,
  74                                 new PcepEntityIdStatsAugBuilder(entityId).build()).build();
  75             }
  76         } else {
  77             this.localPref = session.getLocalPref();
  78         }
  79
  80         this.peerPref = session.getPeerPref();
  81         this.sessionUpDuration.start();
  82     }
  83
  84     public synchronized void processRequestStats(final long duration) {
  85         if (this.minReplyTime.longValue() == 0) {
  86             this.minReplyTime.reset();
  87             this.minReplyTime.add(duration);
  88         } else if (duration < this.minReplyTime.longValue()) {
  89             this.minReplyTime.reset();
  90             this.minReplyTime.add(duration);
  91         }
  92         if (duration > this.maxReplyTime.longValue()) {
  93             this.maxReplyTime.reset();
  94             this.maxReplyTime.add(duration);
  95         }
  96         this.totalTime.add(duration);
  97         this.reqCount.increment();
  98     }
  99
 100     public synchronized void updateLastReceivedRptMsg() {
 101         this.lastReceivedRptMsgTimestamp.reset();
 102         this.lastReceivedRptMsgTimestamp.add(StatisticsUtil.getCurrentTimestampInSeconds());
 103         this.receivedRptMsgCount.increment();
 104     }
 105
 106     public synchronized void updateStatefulSentMsg(final Message msg) {
 107         if (msg instanceof Pcinitiate) {
 108             this.sentInitMsgCount.increment();
 109         } else if (msg instanceof Pcupd) {
 110             this.sentUpdMsgCount.increment();
 111         }
 112     }
 113
 114     @Override
 115     public synchronized String getSessionDuration() {
 116         return StatisticsUtil.formatElapsedTime(this.sessionUpDuration.elapsed(TimeUnit.SECONDS));
 117     }
 118
 119     @Override
 120     public synchronized Boolean isSynchronized() {
 121         return this.topologySessionStats.isSessionSynchronized();
 122     }
 123
 124     @Override
 125     public synchronized PeerCapabilities getPeerCapabilities() {
 126         return new PeerCapabilitiesBuilder()
 127                 .addAugmentation(StatefulCapabilitiesStatsAug.class, createStatefulCapabilities())
 128                 .build();
 129     }
 130
 131     private StatefulCapabilitiesStatsAug createStatefulCapabilities() {
 132         return new StatefulCapabilitiesStatsAugBuilder()
 133                 .setActive(this.topologySessionStats.isLspUpdateCapability())
 134                 .setInstantiation(this.topologySessionStats.isInitiationCapability())
 135                 .setStateful(this.topologySessionStats.isStatefulCapability())
 136                 .build();
 137     }
 138
 139     @Override
 140     public Messages getMessages() {
 141         return new MessagesBuilder(this.pcepSessionState.getMessages())
 142                 .setReplyTime(setReplyTime())
 143                 .addAugmentation(StatefulMessagesStatsAug.class, createStatefulMessages())
 144                 .build();
 145     }
 146
 147     private StatefulMessagesStatsAug createStatefulMessages() {
 148         return new StatefulMessagesStatsAugBuilder()
 149                 .setLastReceivedRptMsgTimestamp(Uint32.valueOf(this.lastReceivedRptMsgTimestamp.longValue()))
 150                 .setReceivedRptMsgCount(Uint32.valueOf(this.receivedRptMsgCount.longValue()))
 151                 .setSentInitMsgCount(Uint32.valueOf(this.sentInitMsgCount.longValue()))
 152                 .setSentUpdMsgCount(Uint32.valueOf(this.sentUpdMsgCount.longValue()))
 153                 .build();
 154     }
 155
 156     private synchronized ReplyTime setReplyTime() {
 157         long avg = 0;
 158         if (this.reqCount.longValue() != 0) {
 159             avg = Math.round((double) this.totalTime.longValue() / this.reqCount.longValue());
 160         }
 161         return new ReplyTimeBuilder()
 162                 .setAverageTime(Uint32.valueOf(avg))
 163                 .setMaxTime(Uint32.valueOf(this.maxReplyTime.longValue()))
 164                 .setMinTime(Uint32.valueOf(this.minReplyTime.longValue()))
 165                 .build();
 166     }
 167
 168     @Override
 169     public LocalPref getLocalPref() {
 170         return this.localPref;
 171     }
 172
 173     @Override
 174     public PeerPref getPeerPref() {
 175         return this.peerPref;
 176     }
 177
 178     @Override
 179     public Uint16 getDelegatedLspsCount() {
 180         return Uint16.valueOf(this.topologySessionStats.getDelegatedLspsCount());
 181     }
 182
 183     @Override
 184     public Class<PcepSessionState> implementedInterface() {
 185         return PcepSessionState.class;
 186     }
 187 }