/* * Copyright (c) 2016 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.protocol.bgp.rib.impl; import static org.mockito.ArgumentMatchers.any; import static org.mockito.ArgumentMatchers.eq; import static org.mockito.Mockito.doAnswer; import static org.mockito.Mockito.doNothing; import static org.mockito.Mockito.doReturn; import static org.mockito.Mockito.mock; import static org.mockito.Mockito.verify; import static org.mockito.internal.verification.VerificationModeFactory.times; import static org.opendaylight.protocol.bgp.rib.spi.RIBNodeIdentifiers.ADJRIBIN_NID; import static org.opendaylight.protocol.bgp.rib.spi.RIBNodeIdentifiers.ATTRIBUTES_NID; import static org.opendaylight.protocol.bgp.rib.spi.RIBNodeIdentifiers.BGPRIB_NID; import static org.opendaylight.protocol.bgp.rib.spi.RIBNodeIdentifiers.PEER_NID; import static org.opendaylight.protocol.bgp.rib.spi.RIBNodeIdentifiers.RIB_NID; import static org.opendaylight.protocol.bgp.rib.spi.RIBNodeIdentifiers.TABLES_NID; import static org.opendaylight.protocol.bgp.rib.spi.RIBNodeIdentifiers.UPTODATE_NID; import com.google.common.collect.ImmutableClassToInstanceMap; import com.google.common.collect.ImmutableList; import com.google.common.collect.ImmutableMap; import com.google.common.collect.Lists; import io.netty.channel.Channel; import io.netty.channel.ChannelFuture; import io.netty.channel.ChannelHandler; import io.netty.channel.ChannelPipeline; import io.netty.channel.EventLoop; import io.netty.channel.embedded.EmbeddedChannel; import io.netty.util.concurrent.GlobalEventExecutor; import java.net.InetAddress; import java.net.InetSocketAddress; import java.util.ArrayList; import java.util.Collections; import java.util.List; import java.util.Map; import java.util.concurrent.TimeUnit; import org.junit.Before; import org.junit.Test; import org.mockito.ArgumentMatchers; import org.mockito.Mock; import org.opendaylight.mdsal.common.api.CommitInfo; import org.opendaylight.mdsal.common.api.LogicalDatastoreType; import org.opendaylight.mdsal.dom.api.DOMDataBroker; import org.opendaylight.mdsal.dom.api.DOMDataTreeChangeService; import org.opendaylight.mdsal.dom.api.DOMDataTreeWriteTransaction; import org.opendaylight.mdsal.dom.api.DOMTransactionChain; import org.opendaylight.protocol.bgp.mode.api.PathSelectionMode; import org.opendaylight.protocol.bgp.mode.impl.base.BasePathSelectionModeFactory; import org.opendaylight.protocol.bgp.parser.BgpExtendedMessageUtil; import org.opendaylight.protocol.bgp.parser.BgpTableTypeImpl; import org.opendaylight.protocol.bgp.rib.spi.RIBQNames; import org.opendaylight.protocol.bgp.rib.spi.RibSupportUtils; import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.AsNumber; import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress; import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address; import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Prefix; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.Notify; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.Open; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.OpenBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.ProtocolVersion; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.UpdateBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.open.message.BgpParameters; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.open.message.BgpParametersBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.open.message.bgp.parameters.OptionalCapabilities; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.open.message.bgp.parameters.OptionalCapabilitiesBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.open.message.bgp.parameters.optional.capabilities.CParametersBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.open.message.bgp.parameters.optional.capabilities.c.parameters.As4BytesCapabilityBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.AttributesBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.attributes.AsPath; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.attributes.AsPathBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.attributes.LocalPrefBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.attributes.Origin; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.attributes.OriginBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.update.message.Nlri; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.update.message.NlriBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.BgpTableType; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.CParameters1; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.CParameters1Builder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.mp.capabilities.GracefulRestartCapabilityBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.mp.capabilities.MultiprotocolCapabilityBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.PeerRole; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.RibId; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.bgp.rib.Rib; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.bgp.rib.rib.Peer; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.rib.TablesKey; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.BgpId; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.BgpOrigin; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.Ipv4AddressFamily; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.UnicastSubsequentAddressFamily; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.next.hop.CNextHop; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.next.hop.c.next.hop.Ipv4NextHopCaseBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.next.hop.c.next.hop.ipv4.next.hop._case.Ipv4NextHopBuilder; import org.opendaylight.yangtools.concepts.ListenerRegistration; import org.opendaylight.yangtools.yang.common.QName; import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier; import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode; import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes; public class SynchronizationAndExceptionTest extends AbstractAddPathTest { private static final int HOLD_TIMER = 3; private static final AsNumber AS_NUMBER = new AsNumber(30L); private static final Ipv4Address BGP_ID = new Ipv4Address("1.1.1.2"); private static final String LOCAL_IP = "1.1.1.4"; private static final int LOCAL_PORT = 12345; private static final String RIB_ID = "1.1.1.2"; private static final YangInstanceIdentifier PEER_PATH = YangInstanceIdentifier.builder() .node(BGPRIB_NID).node(RIB_NID) .nodeWithKey(Rib.QNAME, QName.create(Rib.QNAME, "id").intern(), RIB_ID) .node(PEER_NID).nodeWithKey(Peer.QNAME, RIBQNames.PEER_ID_QNAME, "bgp://1.1.1.2").build(); private static final YangInstanceIdentifier TABLE_PATH = PEER_PATH.node(ADJRIBIN_NID).node(TABLES_NID) .node(RibSupportUtils.toYangTablesKey(new TablesKey(Ipv4AddressFamily.class, UnicastSubsequentAddressFamily.class))).node(ATTRIBUTES_NID) .node(UPTODATE_NID); private final IpAddress neighbor = new IpAddress(new Ipv4Address(LOCAL_IP)); private final BgpTableType ipv4tt = new BgpTableTypeImpl(Ipv4AddressFamily.class, UnicastSubsequentAddressFamily.class); private Open classicOpen; @Mock private EventLoop eventLoop; @Mock private ChannelPipeline pipeline; @Mock private Channel speakerListener; @Mock private DOMDataBroker domBroker; @Mock private DOMTransactionChain domChain; @Mock private DOMDataTreeWriteTransaction tx; @Override @Before public void setUp() throws Exception { super.setUp(); new EmbeddedChannel(); final List tlvs = new ArrayList<>(); this.classicOpen = new OpenBuilder().setMyAsNumber(AS_NUMBER.getValue().intValue()).setHoldTimer(HOLD_TIMER) .setVersion(new ProtocolVersion((short) 4)).setBgpParameters(tlvs).setBgpIdentifier(BGP_ID).build(); final List capa = new ArrayList<>(); capa.add(new OptionalCapabilitiesBuilder().setCParameters(new CParametersBuilder() .addAugmentation(CParameters1.class, new CParameters1Builder() .setMultiprotocolCapability(new MultiprotocolCapabilityBuilder() .setAfi(this.ipv4tt.getAfi()).setSafi(this.ipv4tt.getSafi()).build()) .setGracefulRestartCapability(new GracefulRestartCapabilityBuilder().setRestartTime(0) .build()).build()) .setAs4BytesCapability(new As4BytesCapabilityBuilder().setAsNumber(AS_NUMBER).build()).build()) .build()); capa.add(new OptionalCapabilitiesBuilder() .setCParameters(BgpExtendedMessageUtil.EXTENDED_MESSAGE_CAPABILITY).build()); tlvs.add(new BgpParametersBuilder().setOptionalCapabilities(capa).build()); doReturn(null).when(mock(ChannelFuture.class)).addListener(any()); doReturn(this.eventLoop).when(this.speakerListener).eventLoop(); doReturn(true).when(this.speakerListener).isActive(); doAnswer(invocation -> { final Runnable command = invocation.getArgument(0); final long delay = (long) invocation.getArgument(1); final TimeUnit unit = invocation.getArgument(2); GlobalEventExecutor.INSTANCE.schedule(command, delay, unit); return null; }).when(this.eventLoop).schedule(any(Runnable.class), any(long.class), any(TimeUnit.class)); doReturn("TestingChannel").when(this.speakerListener).toString(); doReturn(true).when(this.speakerListener).isWritable(); doReturn(new InetSocketAddress(InetAddress.getByName(BGP_ID.getValue()), 179)) .when(this.speakerListener).remoteAddress(); doReturn(new InetSocketAddress(InetAddress.getByName(LOCAL_IP), LOCAL_PORT)) .when(this.speakerListener).localAddress(); doReturn(this.pipeline).when(this.speakerListener).pipeline(); doReturn(this.pipeline).when(this.pipeline).replace(any(ChannelHandler.class), any(String.class), any(ChannelHandler.class)); doReturn(null).when(this.pipeline).replace(ArgumentMatchers.>any(), any(String.class), any(ChannelHandler.class)); doReturn(this.pipeline).when(this.pipeline).addLast(any(ChannelHandler.class)); final ChannelFuture futureChannel = mock(ChannelFuture.class); doReturn(null).when(futureChannel).addListener(any()); doReturn(futureChannel).when(this.speakerListener).close(); doReturn(futureChannel).when(this.speakerListener).writeAndFlush(any(Notify.class)); doReturn(this.domChain).when(this.domBroker).createMergingTransactionChain(any()); doReturn(this.tx).when(this.domChain).newWriteOnlyTransaction(); final DOMDataTreeChangeService dOMDataTreeChangeService = mock(DOMDataTreeChangeService.class); final ListenerRegistration listener = mock(ListenerRegistration.class); doReturn(listener).when(dOMDataTreeChangeService).registerDataTreeChangeListener(any(), any()); doNothing().when(listener).close(); doNothing().when(this.domChain).close(); doReturn(ImmutableClassToInstanceMap.of(DOMDataTreeChangeService.class, dOMDataTreeChangeService)) .when(this.domBroker).getExtensions(); doNothing().when(this.tx).merge(eq(LogicalDatastoreType.OPERATIONAL), any(YangInstanceIdentifier.class), any(NormalizedNode.class)); doNothing().when(this.tx).put(eq(LogicalDatastoreType.OPERATIONAL), any(YangInstanceIdentifier.class), any(NormalizedNode.class)); doNothing().when(this.tx).delete(any(LogicalDatastoreType.class), any(YangInstanceIdentifier.class)); doReturn(CommitInfo.emptyFluentFuture()).when(this.tx).commit(); } @Test public void testHandleMessageAfterException() { final Map pathTables = ImmutableMap.of(TABLES_KEY, BasePathSelectionModeFactory.createBestPathSelectionStrategy()); final RIBImpl ribImpl = new RIBImpl(this.tableRegistry, new RibId(RIB_ID), AS_NUMBER, new BgpId(RIB_ID), this.ribExtension, this.serverDispatcher, this.codecsRegistry, this.domBroker, getDataBroker(), this.policies, ImmutableList.of(this.ipv4tt), pathTables); ribImpl.instantiateServiceInstance(); ribImpl.onGlobalContextUpdated(this.schemaService.getGlobalContext()); final BGPPeer bgpPeer = AbstractAddPathTest.configurePeer(this.tableRegistry, neighbor.getIpv4Address(), ribImpl, null, PeerRole.Ibgp, this.serverRegistry, AFI_SAFIS_ADVERTIZED, Collections.emptySet()); bgpPeer.instantiateServiceInstance(); final BGPSessionImpl bgpSession = new BGPSessionImpl(bgpPeer, this.speakerListener, this.classicOpen, this.classicOpen.getHoldTimer().toJava(), null); bgpSession.setChannelExtMsgCoder(this.classicOpen); bgpPeer.onSessionUp(bgpSession); final Nlri n1 = new NlriBuilder().setPrefix(new Ipv4Prefix("8.0.1.0/28")).build(); final Nlri n2 = new NlriBuilder().setPrefix(new Ipv4Prefix("127.0.0.1/32")).build(); final Nlri n3 = new NlriBuilder().setPrefix(new Ipv4Prefix("2.2.2.2/24")).build(); final List nlris = Lists.newArrayList(n1, n2, n3); final UpdateBuilder wrongMessage = new UpdateBuilder(); wrongMessage.setNlri(nlris); final Origin origin = new OriginBuilder().setValue(BgpOrigin.Igp).build(); final AsPath asPath = new AsPathBuilder().setSegments(Collections.emptyList()).build(); final CNextHop nextHop = new Ipv4NextHopCaseBuilder().setIpv4NextHop(new Ipv4NextHopBuilder() .setGlobal(new Ipv4Address("127.0.0.1")).build()).build(); final AttributesBuilder ab = new AttributesBuilder(); wrongMessage.setAttributes(ab.setOrigin(origin).setAsPath(asPath).setCNextHop(nextHop).build()); final UpdateBuilder correct = new UpdateBuilder(wrongMessage.build()); correct.setAttributes(ab.setLocalPref(new LocalPrefBuilder().setPref((long) 100).build()).build()); bgpSession.handleMessage(correct.build()); verify(this.tx, times(2)).merge(eq(LogicalDatastoreType.OPERATIONAL), any(YangInstanceIdentifier.class), any(NormalizedNode.class)); bgpSession.handleMessage(wrongMessage.build()); verify(this.tx, times(2)).merge(eq(LogicalDatastoreType.OPERATIONAL), any(YangInstanceIdentifier.class), any(NormalizedNode.class)); bgpSession.handleMessage(new UpdateBuilder().build()); verify(this.tx, times(2)).merge(eq(LogicalDatastoreType.OPERATIONAL), any(YangInstanceIdentifier.class), any(NormalizedNode.class)); verify(this.tx).delete(eq(LogicalDatastoreType.OPERATIONAL), eq(PEER_PATH)); verify(this.tx, times(0)).merge(eq(LogicalDatastoreType.OPERATIONAL), eq(TABLE_PATH), eq(ImmutableNodes.leafNode(UPTODATE_NID, Boolean.TRUE))); } @Test public void testUseCase1() { final Map pathTables = ImmutableMap.of(TABLES_KEY, BasePathSelectionModeFactory.createBestPathSelectionStrategy()); final RIBImpl ribImpl = new RIBImpl(this.tableRegistry, new RibId(RIB_ID), AS_NUMBER, new BgpId(RIB_ID), this.ribExtension, this.serverDispatcher, this.codecsRegistry, this.domBroker, getDataBroker(), this.policies, ImmutableList.of(this.ipv4tt), pathTables); ribImpl.instantiateServiceInstance(); ribImpl.onGlobalContextUpdated(this.schemaService.getGlobalContext()); final BGPPeer bgpPeer = AbstractAddPathTest.configurePeer(this.tableRegistry, neighbor.getIpv4Address(), ribImpl, null, PeerRole.Ibgp, this.serverRegistry, AFI_SAFIS_ADVERTIZED, Collections.emptySet()); bgpPeer.instantiateServiceInstance(); final BGPSessionImpl bgpSession = new BGPSessionImpl(bgpPeer, this.speakerListener, this.classicOpen, this.classicOpen.getHoldTimer().toJava(), null); bgpSession.setChannelExtMsgCoder(this.classicOpen); bgpPeer.onSessionUp(bgpSession); final Nlri n1 = new NlriBuilder().setPrefix(new Ipv4Prefix("8.0.1.0/28")).build(); final Nlri n2 = new NlriBuilder().setPrefix(new Ipv4Prefix("127.0.0.1/32")).build(); final Nlri n3 = new NlriBuilder().setPrefix(new Ipv4Prefix("2.2.2.2/24")).build(); final List nlris = Lists.newArrayList(n1, n2, n3); final UpdateBuilder wrongMessage = new UpdateBuilder(); wrongMessage.setNlri(nlris); final Origin origin = new OriginBuilder().setValue(BgpOrigin.Igp).build(); final AsPath asPath = new AsPathBuilder().setSegments(Collections.emptyList()).build(); final CNextHop nextHop = new Ipv4NextHopCaseBuilder().setIpv4NextHop(new Ipv4NextHopBuilder() .setGlobal(new Ipv4Address("127.0.0.1")).build()).build(); final AttributesBuilder ab = new AttributesBuilder(); wrongMessage.setAttributes(ab.setOrigin(origin).setAsPath(asPath).setCNextHop(nextHop).build()); final UpdateBuilder correct = new UpdateBuilder(wrongMessage.build()); correct.setAttributes(ab.setLocalPref(new LocalPrefBuilder().setPref((long) 100).build()).build()); bgpSession.handleMessage(correct.build()); verify(this.tx, times(2)).merge(eq(LogicalDatastoreType.OPERATIONAL), any(YangInstanceIdentifier.class), any(NormalizedNode.class)); bgpSession.handleMessage(new UpdateBuilder().build()); verify(this.tx, times(3)).merge(eq(LogicalDatastoreType.OPERATIONAL), any(YangInstanceIdentifier.class), any(NormalizedNode.class)); verify(this.tx).merge(eq(LogicalDatastoreType.OPERATIONAL), eq(TABLE_PATH), eq(ImmutableNodes.leafNode(UPTODATE_NID, Boolean.TRUE))); verify(this.tx, times(0)).delete(eq(LogicalDatastoreType.OPERATIONAL), eq(PEER_PATH)); } }