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