2 * Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
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
9 package org.opendaylight.bgpcep.pcep.topology.provider;
11 import static org.junit.Assert.assertEquals;
12 import static org.junit.Assert.assertFalse;
13 import static org.junit.Assert.assertNull;
14 import static org.opendaylight.protocol.pcep.pcc.mock.spi.MsgBuilderUtil.createLsp;
15 import static org.opendaylight.protocol.pcep.pcc.mock.spi.MsgBuilderUtil.createPath;
16 import static org.opendaylight.protocol.util.CheckTestUtil.readDataOperational;
18 import java.util.Collections;
19 import java.util.Optional;
20 import java.util.concurrent.ExecutionException;
21 import org.junit.Before;
22 import org.junit.Test;
23 import org.opendaylight.protocol.pcep.PCEPSession;
24 import org.opendaylight.protocol.pcep.pcc.mock.spi.MsgBuilderUtil;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.pcep.sync.optimizations.rev181109.PathComputationClient1;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.pcep.sync.optimizations.rev181109.Tlvs3;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.pcep.sync.optimizations.rev181109.Tlvs3Builder;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.pcep.sync.optimizations.rev181109.lsp.db.version.tlv.LspDbVersion;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.pcep.sync.optimizations.rev181109.lsp.db.version.tlv.LspDbVersionBuilder;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.crabbe.initiated.rev181109.Stateful1;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.crabbe.initiated.rev181109.Stateful1Builder;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev181109.OperationalStatus;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev181109.Pcrpt;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev181109.PlspId;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev181109.SymbolicPathName;
36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev181109.Tlvs1;
37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev181109.Tlvs1Builder;
38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev181109.lsp.identifiers.tlv.LspIdentifiersBuilder;
39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev181109.lsp.object.LspBuilder;
40 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev181109.stateful.capability.tlv.StatefulBuilder;
41 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev181109.symbolic.path.name.tlv.SymbolicPathNameBuilder;
42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.open.object.Open;
43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.open.object.OpenBuilder;
44 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.open.object.open.TlvsBuilder;
45 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.LspId;
46 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev200120.PccSyncState;
47 import org.opendaylight.yangtools.yang.common.Uint32;
48 import org.opendaylight.yangtools.yang.common.Uint64;
50 public class StateSynchronizationAvoidanceProcedureTest extends
51 AbstractPCEPSessionTest<Stateful07TopologySessionListenerFactory> {
53 private Stateful07TopologySessionListener listener;
57 public void setUp() throws Exception {
59 this.listener = (Stateful07TopologySessionListener) getSessionListener();
63 public void testNodePersisted() throws ExecutionException, InterruptedException {
64 final PCEPSession session = getPCEPSession(getOpen(null), getOpen(null));
65 this.listener.onSessionUp(session);
66 //report LSP + LSP-DB version number
67 final Pcrpt pcRpt = MsgBuilderUtil.createPcRtpMessage(new LspBuilder().setTlvs(
68 new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev181109.lsp
69 .object.lsp.TlvsBuilder().addAugmentation(org.opendaylight.yang.gen.v1.urn.opendaylight.params
70 .xml.ns.yang.controller.pcep.sync.optimizations.rev181109.Tlvs1.class,
71 new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.pcep.sync
72 .optimizations.rev181109.Tlvs1Builder().setLspDbVersion(new LspDbVersionBuilder()
73 .setLspDbVersionValue(Uint64.ONE).build()).build()).build())
74 .setPlspId(new PlspId(Uint32.ONE)).setSync(false).setRemove(false)
75 .setOperational(OperationalStatus.Active).build(),
76 Optional.of(MsgBuilderUtil.createSrp(Uint32.ONE)), null);
77 this.listener.onMessage(session, pcRpt);
79 readDataOperational(getDataBroker(), this.pathComputationClientIId.builder()
80 .augmentation(PathComputationClient1.class)
81 .child(LspDbVersion.class).build(), dbVersion -> {
82 assertEquals(1L, dbVersion.getLspDbVersionValue().longValue());
87 this.listener.onSessionDown(session, new IllegalStateException());
88 readDataOperational(getDataBroker(), TOPO_IID, topology -> {
89 assertFalse(topology.getNode().isEmpty());
92 //check topology - node is persisted
96 public void testStateSynchronizationSkipped() throws Exception {
97 //session up - sync skipped (LSP-DBs match)
98 final LspDbVersion lspDbVersion = new LspDbVersionBuilder().setLspDbVersionValue(Uint64.ONE).build();
99 final PCEPSession session = getPCEPSession(getOpen(lspDbVersion), getOpen(lspDbVersion));
100 this.listener.onSessionUp(session);
101 //check node - synchronized
102 readDataOperational(getDataBroker(), this.pathComputationClientIId, pcc -> {
103 assertEquals(PccSyncState.Synchronized, pcc.getStateSync());
109 public void testStateSynchronizationPerformed() throws Exception {
110 PCEPSession session = getPCEPSession(getOpen(null), getOpen(null));
111 this.listener.onSessionUp(session);
112 //report LSP + LSP-DB version number
113 final Pcrpt pcRpt = MsgBuilderUtil.createPcRtpMessage(new LspBuilder().setPlspId(new PlspId(Uint32.ONE))
114 .setTlvs(new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful
115 .rev181109.lsp.object.lsp.TlvsBuilder().setLspIdentifiers(new LspIdentifiersBuilder()
116 .setLspId(new LspId(Uint32.ONE)).build()).setSymbolicPathName(new SymbolicPathNameBuilder()
117 .setPathName(new SymbolicPathName("test".getBytes())).build()).addAugmentation(org.opendaylight
118 .yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.pcep.sync.optimizations.rev181109
119 .Tlvs1.class, new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller
120 .pcep.sync.optimizations.rev181109.Tlvs1Builder().setLspDbVersion(new LspDbVersionBuilder()
121 .setLspDbVersionValue(Uint64.ONE).build()).build()).build())
122 .setPlspId(new PlspId(Uint32.ONE)).setSync(true).setRemove(false)
123 .setOperational(OperationalStatus.Active)
124 .build(), Optional.empty(), createPath(Collections.emptyList()));
125 this.listener.onMessage(session, pcRpt);
126 readDataOperational(getDataBroker(), this.pathComputationClientIId, pcc -> {
127 assertFalse(pcc.getReportedLsp().isEmpty());
131 this.listener.onSessionDown(session, new IllegalArgumentException("Simulate Exception"));
132 this.listener = (Stateful07TopologySessionListener) getSessionListener();
134 //session up - expect sync (LSP-DBs do not match)
135 final LspDbVersion localDbVersion = new LspDbVersionBuilder()
136 .setLspDbVersionValue(Uint64.TWO).build();
137 session = getPCEPSession(getOpen(localDbVersion), getOpen(null));
138 this.listener.onSessionUp(session);
140 readDataOperational(getDataBroker(), this.pathComputationClientIId, pcc -> {
141 //check node - not synchronized
142 assertEquals(PccSyncState.InitialResync, pcc.getStateSync());
143 //check reported LSP - persisted from previous session
144 assertFalse(pcc.getReportedLsp().isEmpty());
149 final Pcrpt syncMsg = MsgBuilderUtil.createPcRtpMessage(createLsp(Uint32.ZERO, false, Optional.of(
150 new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev181109
151 .lsp.object.lsp.TlvsBuilder().addAugmentation(org.opendaylight.yang.gen.v1.urn.opendaylight
152 .params.xml.ns.yang.controller.pcep.sync.optimizations.rev181109.Tlvs1.class,
153 new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.pcep.sync
154 .optimizations.rev181109.Tlvs1Builder().setLspDbVersion(new LspDbVersionBuilder()
155 .setLspDbVersionValue(Uint64.TWO).build()).build()).build()),
156 true, false), Optional.empty(),
157 createPath(Collections.emptyList()));
158 this.listener.onMessage(session, syncMsg);
159 readDataOperational(getDataBroker(), this.pathComputationClientIId, pcc -> {
160 //check node - synchronized
161 assertEquals(PccSyncState.Synchronized, pcc.getStateSync());
162 //check reported LSP is empty, LSP state from previous session was purged
163 assertNull(pcc.getReportedLsp());
168 private Open getOpen(final LspDbVersion dbVersion) {
169 return new OpenBuilder(super.getLocalPref()).setTlvs(new TlvsBuilder().addAugmentation(Tlvs1.class,
170 new Tlvs1Builder().setStateful(new StatefulBuilder()
171 .addAugmentation(Stateful1.class, new Stateful1Builder().setInitiation(Boolean.TRUE).build())
172 .addAugmentation(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.pcep.sync
173 .optimizations.rev181109.Stateful1.class, new org.opendaylight.yang.gen.v1.urn.opendaylight.params
174 .xml.ns.yang.controller.pcep.sync.optimizations.rev181109.Stateful1Builder()
175 .setIncludeDbVersion(Boolean.TRUE).build()).build()).build()).addAugmentation(Tlvs3.class,
176 new Tlvs3Builder().setLspDbVersion(dbVersion).build()).build()).build();