pcep/topology/topology-provider/src/test/java/org/opendaylight/bgpcep/pcep/topology/provider/IncrementalSynchronizationProcedureTest.java

   1 /*
   2  * Copyright (c) 2015 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 package org.opendaylight.bgpcep.pcep.topology.provider;
   9
  10 import static org.junit.Assert.assertEquals;
  11 import static org.junit.Assert.assertFalse;
  12 import static org.opendaylight.protocol.pcep.pcc.mock.spi.MsgBuilderUtil.createLsp;
  13 import static org.opendaylight.protocol.pcep.pcc.mock.spi.MsgBuilderUtil.createPath;
  14 import static org.opendaylight.protocol.util.CheckTestUtil.readDataOperational;
  15
  16 import java.util.Collections;
  17 import java.util.Optional;
  18 import org.junit.Before;
  19 import org.junit.Test;
  20 import org.opendaylight.protocol.pcep.PCEPSession;
  21 import org.opendaylight.protocol.pcep.pcc.mock.spi.MsgBuilderUtil;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.pcep.sync.optimizations.rev200720.Tlvs3Builder;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.pcep.sync.optimizations.rev200720.lsp.db.version.tlv.LspDbVersion;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.pcep.sync.optimizations.rev200720.lsp.db.version.tlv.LspDbVersionBuilder;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.initiated.rev200720.Stateful1Builder;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev200720.OperationalStatus;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev200720.Pcrpt;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev200720.PlspId;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev200720.SymbolicPathName;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev200720.Tlvs1Builder;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev200720.lsp.identifiers.tlv.LspIdentifiersBuilder;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev200720.lsp.object.LspBuilder;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev200720.stateful.capability.tlv.StatefulBuilder;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev200720.symbolic.path.name.tlv.SymbolicPathNameBuilder;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.open.object.Open;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.open.object.OpenBuilder;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.open.object.open.TlvsBuilder;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.LspId;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev220730.PccSyncState;
  40 import org.opendaylight.yangtools.yang.common.Uint32;
  41 import org.opendaylight.yangtools.yang.common.Uint64;
  42
  43 public class IncrementalSynchronizationProcedureTest extends AbstractPCEPSessionTest {
  44     private PCEPTopologySessionListener listener;
  45
  46     @Override
  47     @Before
  48     public void setUp() throws Exception {
  49         super.setUp();
  50         listener = getSessionListener();
  51     }
  52
  53     @Test
  54     public void testStateSynchronizationPerformed() throws Exception {
  55         PCEPSession session = getPCEPSession(getOpen(null), getOpen(null));
  56         listener.onSessionUp(session);
  57         //report LSP + LSP-DB version number
  58         final Pcrpt pcRpt = getPcrpt(Uint32.ONE, "test");
  59         listener.onMessage(session, pcRpt);
  60         readDataOperational(getDataBroker(), pathComputationClientIId, pcc -> {
  61             assertFalse(pcc.nonnullReportedLsp().isEmpty());
  62             return pcc;
  63         });
  64
  65         listener.onSessionDown(session, new IllegalArgumentException());
  66         listener = getSessionListener();
  67
  68         //session up - expect sync (LSP-DBs do not match)
  69         final LspDbVersion localDbVersion = new LspDbVersionBuilder()
  70                 .setLspDbVersionValue(Uint64.TWO).build();
  71         session = getPCEPSession(getOpen(localDbVersion), getOpen(null));
  72         listener.onSessionUp(session);
  73         readDataOperational(getDataBroker(), pathComputationClientIId, pcc -> {
  74             //check node - IncrementalSync state
  75             assertEquals(PccSyncState.IncrementalSync, pcc.getStateSync());
  76             //check reported LSP - persisted from previous session
  77             assertFalse(pcc.nonnullReportedLsp().isEmpty());
  78             return pcc;
  79         });
  80
  81         //report LSP2 + LSP-DB version number 2
  82         final Pcrpt pcRpt2 = getPcrpt(Uint32.TWO, "testsecond");
  83         listener.onMessage(session, pcRpt2);
  84         readDataOperational(getDataBroker(), pathComputationClientIId, pcc -> {
  85             //check node - synchronized
  86             assertEquals(PccSyncState.IncrementalSync, pcc.getStateSync());
  87             //check reported LSP is not empty
  88             assertEquals(2, pcc.nonnullReportedLsp().size());
  89             return pcc;
  90         });
  91
  92         //sync rpt + LSP-DB
  93         final Pcrpt syncMsg = getSyncPcrt();
  94         listener.onMessage(session, syncMsg);
  95         readDataOperational(getDataBroker(), pathComputationClientIId, pcc -> {
  96             //check node - synchronized
  97             assertEquals(PccSyncState.Synchronized, pcc.getStateSync());
  98             //check reported LSP is empty, LSP state from previous session was purged
  99             assertEquals(2, pcc.nonnullReportedLsp().size());
 100             return pcc;
 101         });
 102
 103         //report LSP3 + LSP-DB version number 4
 104         final Pcrpt pcRpt3 = getPcrpt(Uint32.valueOf(3), "testthird");
 105         listener.onMessage(session, pcRpt3);
 106         readDataOperational(getDataBroker(), pathComputationClientIId, pcc -> {
 107             //check node - synchronized
 108             assertEquals(PccSyncState.Synchronized, pcc.getStateSync());
 109             assertEquals(3,pcc.nonnullReportedLsp().size());
 110             return pcc;
 111         });
 112     }
 113
 114     private Open getOpen(final LspDbVersion dbVersion) {
 115         return new OpenBuilder(super.getLocalPref())
 116                 .setTlvs(new TlvsBuilder()
 117                     .addAugmentation(new Tlvs1Builder()
 118                         .setStateful(new StatefulBuilder()
 119                             .addAugmentation(new Stateful1Builder().setInitiation(Boolean.TRUE).build())
 120                             .addAugmentation(new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang
 121                                 .controller.pcep.sync.optimizations.rev200720.Stateful1Builder()
 122                                 .setIncludeDbVersion(Boolean.TRUE).setDeltaLspSyncCapability(Boolean.TRUE)
 123                                 .build())
 124                             .build())
 125                         .build())
 126                     .addAugmentation(new Tlvs3Builder().setLspDbVersion(dbVersion).build())
 127                     .build())
 128                 .build();
 129     }
 130
 131     private static Pcrpt getPcrpt(final Uint32 val, final String pathname) {
 132         return MsgBuilderUtil.createPcRtpMessage(new LspBuilder().setPlspId(new PlspId(val)).setTlvs(
 133             new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev200720.lsp
 134                     .object.lsp.TlvsBuilder().setLspIdentifiers(new LspIdentifiersBuilder()
 135                     .setLspId(new LspId(val)).build())
 136                 .setSymbolicPathName(new SymbolicPathNameBuilder().setPathName(new SymbolicPathName(
 137                     pathname.getBytes())).build()).addAugmentation(new org.opendaylight.yang.gen.v1.urn.opendaylight
 138                         .params.xml.ns.yang.controller.pcep.sync.optimizations.rev200720.Tlvs1Builder()
 139                         .setLspDbVersion(new LspDbVersionBuilder().setLspDbVersionValue(Uint64.valueOf(val)).build())
 140                         .build()).build()).setPlspId(new PlspId(val)
 141         ).setSync(true).setRemove(false).setOperational(OperationalStatus.Active).build(), Optional.empty(),
 142             createPath(Collections.emptyList()));
 143     }
 144
 145     private static Pcrpt getSyncPcrt() {
 146         return MsgBuilderUtil.createPcRtpMessage(createLsp(Uint32.ZERO, false, Optional.of(
 147                 new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev200720
 148                         .lsp.object.lsp.TlvsBuilder().addAugmentation(new org.opendaylight.yang.gen.v1.urn.opendaylight
 149                             .params.xml.ns.yang.controller.pcep.sync.optimizations.rev200720.Tlvs1Builder()
 150                             .setLspDbVersion(new LspDbVersionBuilder().setLspDbVersionValue(Uint64.valueOf(3L)).build())
 151                             .build()).build()),
 152                 true, false), Optional.empty(),
 153                 createPath(Collections.emptyList()));
 154     }
 155 }