--- /dev/null
+/*
+ * Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.bgpcep.pcep.topology.provider;
+
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.opendaylight.protocol.pcep.pcc.mock.spi.MsgBuilderUtil.createLsp;
+import static org.opendaylight.protocol.pcep.pcc.mock.spi.MsgBuilderUtil.createPath;
+import static org.opendaylight.protocol.util.CheckUtil.readDataOperational;
+
+import com.google.common.base.Optional;
+import java.math.BigInteger;
+import java.util.Collections;
+import org.junit.Before;
+import org.junit.Test;
+import org.opendaylight.protocol.pcep.PCEPSession;
+import org.opendaylight.protocol.pcep.pcc.mock.spi.MsgBuilderUtil;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.pcep.sync.optimizations.rev150714.Tlvs3;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.pcep.sync.optimizations.rev150714.Tlvs3Builder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.pcep.sync.optimizations.rev150714.lsp.db.version.tlv.LspDbVersion;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.pcep.sync.optimizations.rev150714.lsp.db.version.tlv.LspDbVersionBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.crabbe.initiated.rev131126.Stateful1;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.crabbe.initiated.rev131126.Stateful1Builder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.OperationalStatus;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.Pcrpt;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.PlspId;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.SymbolicPathName;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.Tlvs1;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.Tlvs1Builder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.lsp.identifiers.tlv.LspIdentifiersBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.lsp.object.LspBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.stateful.capability.tlv.StatefulBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.symbolic.path.name.tlv.SymbolicPathNameBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.open.object.Open;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.open.object.OpenBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.open.object.open.TlvsBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.LspId;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev131024.PccSyncState;
+
+public class IncrementalSynchronizationProcedureTest extends AbstractPCEPSessionTest<Stateful07TopologySessionListenerFactory> {
+
+ private Stateful07TopologySessionListener listener;
+
+ @Override
+ @Before
+ public void setUp() throws Exception {
+ super.setUp();
+ this.listener = (Stateful07TopologySessionListener) getSessionListener();
+ }
+
+ @Test
+ public void testStateSynchronizationPerformed() throws Exception {
+ PCEPSession session = getPCEPSession(getOpen(null), getOpen(null));
+ this.listener.onSessionUp(session);
+ //report LSP + LSP-DB version number
+ final Pcrpt pcRpt = getPcrpt(1L, "test");
+ this.listener.onMessage(session, pcRpt);
+ readDataOperational(getDataBroker(), this.pathComputationClientIId, pcc -> {
+ assertFalse(pcc.getReportedLsp().isEmpty());
+ return pcc;
+ });
+
+ this.listener.onSessionDown(session, new IllegalArgumentException());
+ this.listener = (Stateful07TopologySessionListener) getSessionListener();
+
+ //session up - expect sync (LSP-DBs do not match)
+ final LspDbVersion localDbVersion = new LspDbVersionBuilder().setLspDbVersionValue(BigInteger.valueOf(2L)).build();
+ session = getPCEPSession(getOpen(localDbVersion), getOpen(null));
+ this.listener.onSessionUp(session);
+ readDataOperational(getDataBroker(), this.pathComputationClientIId, pcc -> {
+ //check node - IncrementalSync state
+ assertEquals(PccSyncState.IncrementalSync, pcc.getStateSync());
+ //check reported LSP - persisted from previous session
+ assertFalse(pcc.getReportedLsp().isEmpty());
+ return pcc;
+ });
+
+ //report LSP2 + LSP-DB version number 2
+ final Pcrpt pcRpt2 = getPcrpt(2L,"testsecond");
+ this.listener.onMessage(session, pcRpt2);
+ readDataOperational(getDataBroker(), this.pathComputationClientIId, pcc -> {
+ //check node - synchronized
+ assertEquals(PccSyncState.IncrementalSync, pcc.getStateSync());
+ //check reported LSP is not empty
+ assertEquals(2, pcc.getReportedLsp().size());
+ return pcc;
+ });
+
+ //sync rpt + LSP-DB
+ final Pcrpt syncMsg = getSyncPcrt();
+ this.listener.onMessage(session, syncMsg);
+ readDataOperational(getDataBroker(), this.pathComputationClientIId, pcc -> {
+ //check node - synchronized
+ assertEquals(PccSyncState.Synchronized, pcc.getStateSync());
+ //check reported LSP is empty, LSP state from previous session was purged
+ assertEquals(2, pcc.getReportedLsp().size());
+ return pcc;
+ });
+
+ //report LSP3 + LSP-DB version number 4
+ final Pcrpt pcRpt3 = getPcrpt(3L,"testthird");
+ this.listener.onMessage(session, pcRpt3);
+ readDataOperational(getDataBroker(), this.pathComputationClientIId, pcc -> {
+ //check node - synchronized
+ assertEquals(PccSyncState.Synchronized, pcc.getStateSync());
+ assertEquals(3,pcc.getReportedLsp().size());
+ return pcc;
+ });
+ }
+
+ private Open getOpen(final LspDbVersion dbVersion) {
+ return new OpenBuilder(super.getLocalPref()).setTlvs(new TlvsBuilder().addAugmentation(Tlvs1.class,
+ new Tlvs1Builder().setStateful(new StatefulBuilder().addAugmentation(Stateful1.class,
+ new Stateful1Builder().setInitiation(Boolean.TRUE).build())
+ .addAugmentation(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.pcep.sync.
+ optimizations.rev150714.Stateful1.class, new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml
+ .ns.yang.controller.pcep.sync.optimizations.rev150714.Stateful1Builder()
+ .setIncludeDbVersion(Boolean.TRUE).setDeltaLspSyncCapability(Boolean.TRUE).build())
+ .build()).build()).addAugmentation(Tlvs3.class, new Tlvs3Builder().setLspDbVersion(dbVersion).build())
+ .build()).build();
+ }
+
+ private Pcrpt getPcrpt(final Long val, final String pathname) {
+ return MsgBuilderUtil.createPcRtpMessage(new LspBuilder().setPlspId(new PlspId(val)).setTlvs(
+ new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.lsp.
+ object.lsp.TlvsBuilder().setLspIdentifiers(new LspIdentifiersBuilder().setLspId(new LspId(val)).build())
+ .setSymbolicPathName(new SymbolicPathNameBuilder().setPathName(new SymbolicPathName(
+ pathname.getBytes())).build()).addAugmentation(org.opendaylight.yang.gen.v1.urn.opendaylight.params
+ .xml.ns.yang.controller.pcep.sync.optimizations.rev150714.Tlvs1.class, new org.opendaylight.yang.gen.v1.
+ urn.opendaylight.params.xml.ns.yang.controller.pcep.sync.optimizations.rev150714.Tlvs1Builder()
+ .setLspDbVersion(new LspDbVersionBuilder().setLspDbVersionValue(BigInteger.valueOf(val)).build())
+ .build()).build()).setPlspId(new PlspId(val)
+ ).setSync(true).setRemove(false).setOperational(OperationalStatus.Active).build(), Optional.absent(),
+ createPath(Collections.emptyList()));
+ }
+
+ private Pcrpt getSyncPcrt() {
+ return MsgBuilderUtil.createPcRtpMessage(createLsp(0, false, Optional.of(
+ new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.
+ lsp.object.lsp.TlvsBuilder().addAugmentation(org.opendaylight.yang.gen.v1.urn.opendaylight.params.
+ xml.ns.yang.controller.pcep.sync.optimizations.rev150714.Tlvs1.class,
+ new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.pcep.sync
+ .optimizations.rev150714.Tlvs1Builder().setLspDbVersion(new LspDbVersionBuilder()
+ .setLspDbVersionValue(BigInteger.valueOf(3L)).build()).build()).build()),
+ true, false), Optional.absent(),
+ createPath(Collections.emptyList()));
+ }
+}