bgp/rib-impl/src/main/java/org/opendaylight/protocol/bgp/rib/impl/stats/peer/BGPPeerStatsImpl.java

   1 /*
   2  * Copyright (c) 2016 Brocade Communications 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 package org.opendaylight.protocol.bgp.rib.impl.stats.peer;
   9
  10 import static java.util.Objects.requireNonNull;
  11 import static org.opendaylight.protocol.bgp.rib.impl.CountersUtil.toZeroBasedCounter32;
  12
  13 import com.google.common.collect.Lists;
  14 import java.util.List;
  15 import java.util.Set;
  16 import java.util.concurrent.atomic.LongAdder;
  17 import javax.annotation.Nonnull;
  18 import org.opendaylight.controller.config.api.IdentityAttributeRef;
  19 import org.opendaylight.controller.config.yang.bgp.rib.impl.BgpPeerState;
  20 import org.opendaylight.controller.config.yang.bgp.rib.impl.RouteTable;
  21 import org.opendaylight.protocol.bgp.rib.impl.state.BGPPeerStateImpl;
  22 import org.opendaylight.protocol.bgp.rib.impl.stats.peer.route.PerTableTypeRouteCounter;
  23 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.ZeroBasedCounter32;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.rib.TablesKey;
  25 import org.opendaylight.yangtools.yang.binding.util.BindingReflections;
  26 import org.opendaylight.yangtools.yang.common.QName;
  27
  28 public final class BGPPeerStatsImpl implements BGPPeerStats {
  29     private final Set<TablesKey> tablesKeySet;
  30     private final PerTableTypeRouteCounter adjRibInRouteCounters;
  31     private final PerTableTypeRouteCounter adjRibOutRouteCounters;
  32     private final LongAdder sessionEstablishedCounter = new LongAdder();
  33     private final BGPPeerStateImpl neighborState;
  34
  35     public BGPPeerStatsImpl(@Nonnull final String peerName, @Nonnull final Set<TablesKey> tablesKeySet,
  36         @Nonnull final BGPPeerStateImpl neighborState) {
  37         requireNonNull(peerName);
  38         this.tablesKeySet = requireNonNull(tablesKeySet);
  39         this.adjRibInRouteCounters = new PerTableTypeRouteCounter(tablesKeySet);
  40         this.adjRibOutRouteCounters = new PerTableTypeRouteCounter(tablesKeySet);
  41         this.neighborState = requireNonNull(neighborState);
  42     }
  43
  44     public PerTableTypeRouteCounter getAdjRibInRouteCounters() {
  45         return this.adjRibInRouteCounters;
  46     }
  47
  48     public PerTableTypeRouteCounter getAdjRibOutRouteCounters() {
  49         return this.adjRibOutRouteCounters;
  50     }
  51
  52     private RouteTable createRouteTable(@Nonnull final TablesKey tablesKey) {
  53         requireNonNull(tablesKey);
  54         final RouteTable routeTable = new RouteTable();
  55         final QName afiQName = BindingReflections.findQName(tablesKey.getAfi()).intern();
  56         final QName safiQName = BindingReflections.findQName(tablesKey.getSafi()).intern();
  57         routeTable.setAfi(new IdentityAttributeRef(afiQName.toString()));
  58         routeTable.setSafi(new IdentityAttributeRef(safiQName.toString()));
  59         // we want to get default counter in case particular route table is not initialized (e.g. adj-rib-out is not initialized in some cases)
  60         routeTable.setAdjRibInRoutesCount(toZeroBasedCounter32(this.adjRibInRouteCounters.getCounterOrDefault(tablesKey)));
  61         routeTable.setAdjRibOutRoutesCount(toZeroBasedCounter32(this.adjRibOutRouteCounters.getCounterOrDefault(tablesKey)));
  62         routeTable.setEffectiveRibInRoutesCount(new ZeroBasedCounter32(this.neighborState
  63             .getPrefixesInstalledCount(tablesKey)));
  64
  65         return routeTable;
  66     }
  67
  68     @Override
  69     public BgpPeerState getBgpPeerState() {
  70         final BgpPeerState peerState = new BgpPeerState();
  71         final List<RouteTable> routes = Lists.newArrayList();
  72         this.tablesKeySet.forEach(tablesKey -> routes.add(createRouteTable(tablesKey)));
  73         peerState.setRouteTable(routes);
  74         peerState.setSessionEstablishedCount(toZeroBasedCounter32(this.sessionEstablishedCounter));
  75         return peerState;
  76     }
  77
  78     @Override
  79     public LongAdder getSessionEstablishedCounter() {
  80         return this.sessionEstablishedCounter;
  81     }
  82 }