*/
package org.opendaylight.protocol.bgp.rib.impl;
+import com.google.common.base.Objects;
+import com.google.common.base.Objects.ToStringHelper;
+import com.google.common.base.Preconditions;
+import com.google.common.collect.ImmutableList;
+import com.google.common.util.concurrent.FutureCallback;
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.JdkFutureAdapters;
+
import java.util.Collections;
+import java.util.List;
import java.util.concurrent.ExecutionException;
import javax.annotation.concurrent.ThreadSafe;
import org.opendaylight.controller.sal.binding.api.data.DataModificationTransaction;
import org.opendaylight.controller.sal.binding.api.data.DataProviderService;
import org.opendaylight.protocol.bgp.rib.DefaultRibReference;
+import org.opendaylight.protocol.bgp.rib.impl.spi.BGPDispatcher;
+import org.opendaylight.protocol.bgp.rib.impl.spi.RIB;
import org.opendaylight.protocol.bgp.rib.spi.AdjRIBsIn;
+import org.opendaylight.protocol.bgp.rib.spi.Peer;
import org.opendaylight.protocol.bgp.rib.spi.RIBExtensionConsumerContext;
+import org.opendaylight.protocol.framework.ReconnectStrategyFactory;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.AsNumber;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv4Address;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.Update;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.UpdateBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.update.Nlri;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.update.PathAttributes;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.update.WithdrawnRoutes;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.BgpTableType;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.PathAttributes1;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.PathAttributes2;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.destination.destination.type.DestinationIpv4CaseBuilder;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-import com.google.common.base.Objects;
-import com.google.common.base.Objects.ToStringHelper;
-import com.google.common.base.Preconditions;
-import com.google.common.util.concurrent.FutureCallback;
-import com.google.common.util.concurrent.Futures;
-import com.google.common.util.concurrent.JdkFutureAdapters;
-
@ThreadSafe
-public class RIBImpl extends DefaultRibReference implements AutoCloseable {
- private static final Logger LOG = LoggerFactory.getLogger(RIBImpl.class);
- private static final Update EOR = new UpdateBuilder().build();
- private final DataProviderService dps;
- private RIBTables tables;
- private final RIBExtensionConsumerContext extensions;
- private final AsNumber localAs;
- private final byte[] localBgpId;
-
- public RIBImpl(final RibId ribId, final AsNumber localAs, final byte[] localBgpId, final RIBExtensionConsumerContext extensions,
- final DataProviderService dps) {
- super(InstanceIdentifier.builder(BgpRib.class).child(Rib.class, new RibKey(Preconditions.checkNotNull(ribId))).toInstance());
- this.dps = Preconditions.checkNotNull(dps);
- this.extensions = extensions;
- this.localAs = Preconditions.checkNotNull(localAs);
- this.localBgpId = localBgpId;
-
- LOG.debug("Instantiating RIB table {} at {}", ribId, getInstanceIdentifier());
-
- final DataModificationTransaction t = dps.beginTransaction();
- final Object o = t.readOperationalData(getInstanceIdentifier());
- Preconditions.checkState(o == null, "Data provider conflict detected on object {}", getInstanceIdentifier());
-
- t.putOperationalData(
- getInstanceIdentifier(),
- new RibBuilder().setKey(new RibKey(ribId)).setId(ribId).setLocRib(
- new LocRibBuilder().setTables(Collections.<Tables> emptyList()).build()).build());
- Futures.addCallback(JdkFutureAdapters.listenInPoolThread(t.commit()), new FutureCallback<RpcResult<TransactionStatus>>() {
- @Override
- public void onSuccess(final RpcResult<TransactionStatus> result) {
- LOG.trace("Change committed successfully");
- }
-
- @Override
- public void onFailure(final Throwable t) {
- LOG.error("Failed to initiate RIB {}", getInstanceIdentifier());
- }
- });
- }
-
- synchronized void initTables(final byte[] remoteBgpId) {
- this.tables = new RIBTables(new BGPObjectComparator(this.localAs, this.localBgpId, remoteBgpId), this.extensions);
- }
-
- synchronized void updateTables(final BGPPeer peer, final Update message) {
- final DataModificationTransaction trans = this.dps.beginTransaction();
-
- if (!EOR.equals(message)) {
- final WithdrawnRoutes wr = message.getWithdrawnRoutes();
- if (wr != null) {
- final AdjRIBsIn ari = this.tables.getOrCreate(trans, this,
- new TablesKey(Ipv4AddressFamily.class, UnicastSubsequentAddressFamily.class));
- if (ari != null) {
- ari.removeRoutes(
- trans,
- peer,
- new MpUnreachNlriBuilder().setAfi(Ipv4AddressFamily.class).setSafi(UnicastSubsequentAddressFamily.class).setWithdrawnRoutes(
- new WithdrawnRoutesBuilder().setDestinationType(
- new DestinationIpv4CaseBuilder().setDestinationIpv4(
- new DestinationIpv4Builder().setIpv4Prefixes(wr.getWithdrawnRoutes()).build()).build()).build()).build());
- } else {
- LOG.debug("Not removing objects from unhandled IPv4 Unicast");
- }
- }
-
- final PathAttributes attrs = message.getPathAttributes();
- if (attrs != null) {
- final PathAttributes2 mpu = attrs.getAugmentation(PathAttributes2.class);
- if (mpu != null) {
- final MpUnreachNlri nlri = mpu.getMpUnreachNlri();
-
- final AdjRIBsIn ari = this.tables.getOrCreate(trans, this, new TablesKey(nlri.getAfi(), nlri.getSafi()));
- if (ari != null) {
- ari.removeRoutes(trans, peer, nlri);
- } else {
- LOG.debug("Not removing objects from unhandled NLRI {}", nlri);
- }
- }
- }
-
- final Nlri ar = message.getNlri();
- if (ar != null) {
- final AdjRIBsIn ari = this.tables.getOrCreate(trans, this,
- new TablesKey(Ipv4AddressFamily.class, UnicastSubsequentAddressFamily.class));
- if (ari != null) {
- final MpReachNlriBuilder b = new MpReachNlriBuilder().setAfi(Ipv4AddressFamily.class).setSafi(UnicastSubsequentAddressFamily.class).setAdvertizedRoutes(
- new AdvertizedRoutesBuilder().setDestinationType(
- new DestinationIpv4CaseBuilder().setDestinationIpv4(
- new DestinationIpv4Builder().setIpv4Prefixes(ar.getNlri()).build()).build()).build());
- if (attrs != null) {
- b.setCNextHop(attrs.getCNextHop());
- }
-
- ari.addRoutes(trans, peer, b.build(), attrs);
- } else {
- LOG.debug("Not adding objects from unhandled IPv4 Unicast");
- }
- }
-
- if (attrs != null) {
- final PathAttributes1 mpr = attrs.getAugmentation(PathAttributes1.class);
- if (mpr != null) {
- final MpReachNlri nlri = mpr.getMpReachNlri();
-
- final AdjRIBsIn ari = this.tables.getOrCreate(trans, this, new TablesKey(nlri.getAfi(), nlri.getSafi()));
- if (ari != null) {
- if (message.equals(ari.endOfRib())) {
- ari.markUptodate(trans, peer);
- } else {
- ari.addRoutes(trans, peer, nlri, attrs);
- }
- } else {
- LOG.debug("Not adding objects from unhandled NLRI {}", nlri);
- }
- }
- }
- } else {
- final AdjRIBsIn ari = this.tables.getOrCreate(trans, this,
- new TablesKey(Ipv4AddressFamily.class, UnicastSubsequentAddressFamily.class));
- if (ari != null) {
- ari.markUptodate(trans, peer);
- } else {
- LOG.debug("End-of-RIB for IPv4 Unicast ignored");
- }
- }
-
- Futures.addCallback(JdkFutureAdapters.listenInPoolThread(trans.commit()), new FutureCallback<RpcResult<TransactionStatus>>() {
- @Override
- public void onSuccess(final RpcResult<TransactionStatus> result) {
- LOG.debug("RIB modification successfully committed.");
- }
-
- @Override
- public void onFailure(final Throwable t) {
- LOG.error("Failed to commit RIB modification", t);
- }
- });
- }
-
- synchronized void clearTable(final BGPPeer peer, final TablesKey key) {
- final AdjRIBsIn ari = this.tables.get(key);
- if (ari != null) {
- final DataModificationTransaction trans = this.dps.beginTransaction();
- ari.clear(trans, peer);
-
- Futures.addCallback(JdkFutureAdapters.listenInPoolThread(trans.commit()), new FutureCallback<RpcResult<TransactionStatus>>() {
- @Override
- public void onSuccess(final RpcResult<TransactionStatus> result) {
- // Nothing to do
- }
-
- @Override
- public void onFailure(final Throwable t) {
- LOG.error("Failed to commit RIB modification", t);
- }
- });
- }
- }
-
- @Override
- public final String toString() {
- return addToStringAttributes(Objects.toStringHelper(this)).toString();
- }
-
- protected ToStringHelper addToStringAttributes(final ToStringHelper toStringHelper) {
- return toStringHelper;
- }
-
- @Override
- public void close() throws InterruptedException, ExecutionException {
- final DataModificationTransaction t = this.dps.beginTransaction();
- t.removeOperationalData(getInstanceIdentifier());
- t.commit().get();
- }
+public final class RIBImpl extends DefaultRibReference implements AutoCloseable, RIB {
+ private static final Logger LOG = LoggerFactory.getLogger(RIBImpl.class);
+ private static final Update EOR = new UpdateBuilder().build();
+ private static final TablesKey IPV4_UNICAST_TABLE = new TablesKey(Ipv4AddressFamily.class, UnicastSubsequentAddressFamily.class);
+ private final ReconnectStrategyFactory tcpStrategyFactory;
+ private final ReconnectStrategyFactory sessionStrategyFactory;
+ private final BGPDispatcher dispatcher;
+ private final DataProviderService dps;
+ private final AsNumber localAs;
+ private final Ipv4Address bgpIdentifier;
+ private final List<BgpTableType> localTables;
+ private final RIBTables tables;
+
+ public RIBImpl(final RibId ribId, final AsNumber localAs, final Ipv4Address localBgpId, final RIBExtensionConsumerContext extensions,
+ final BGPDispatcher dispatcher, final ReconnectStrategyFactory tcpStrategyFactory,
+ final ReconnectStrategyFactory sessionStrategyFactory, final DataProviderService dps, final List<BgpTableType> localTables) {
+ super(InstanceIdentifier.builder(BgpRib.class).child(Rib.class, new RibKey(Preconditions.checkNotNull(ribId))).toInstance());
+ this.dps = Preconditions.checkNotNull(dps);
+ this.localAs = Preconditions.checkNotNull(localAs);
+ this.bgpIdentifier = Preconditions.checkNotNull(localBgpId);
+ this.dispatcher = Preconditions.checkNotNull(dispatcher);
+ this.sessionStrategyFactory = Preconditions.checkNotNull(sessionStrategyFactory);
+ this.tcpStrategyFactory = Preconditions.checkNotNull(tcpStrategyFactory);
+ this.localTables = ImmutableList.copyOf(localTables);
+ this.tables = new RIBTables(extensions);
+
+ LOG.debug("Instantiating RIB table {} at {}", ribId, getInstanceIdentifier());
+
+ final DataModificationTransaction trans = dps.beginTransaction();
+ final Object o = trans.readOperationalData(getInstanceIdentifier());
+ Preconditions.checkState(o == null, "Data provider conflict detected on object {}", getInstanceIdentifier());
+
+ trans.putOperationalData(getInstanceIdentifier(), new RibBuilder().setKey(new RibKey(ribId)).setId(ribId).setLocRib(
+ new LocRibBuilder().setTables(Collections.<Tables> emptyList()).build()).build());
+
+ for (BgpTableType t : localTables) {
+ final TablesKey key = new TablesKey(t.getAfi(), t.getSafi());
+ if (this.tables.create(trans, this, key) == null) {
+ LOG.debug("Did not create local table for unhandled table type {}", t);
+ }
+ }
+
+ Futures.addCallback(JdkFutureAdapters.listenInPoolThread(trans.commit()), new FutureCallback<RpcResult<TransactionStatus>>() {
+ @Override
+ public void onSuccess(final RpcResult<TransactionStatus> result) {
+ LOG.trace("Change committed successfully");
+ }
+
+ @Override
+ public void onFailure(final Throwable t) {
+ LOG.error("Failed to initiate RIB {}", getInstanceIdentifier());
+ }
+ });
+ }
+
+ synchronized void initTables(final byte[] remoteBgpId) {
+ }
+
+ @Override
+ public synchronized void updateTables(final Peer peer, final Update message) {
+ final DataModificationTransaction trans = this.dps.beginTransaction();
+
+ if (!EOR.equals(message)) {
+ final WithdrawnRoutes wr = message.getWithdrawnRoutes();
+ if (wr != null) {
+ final AdjRIBsIn ari = this.tables.get(IPV4_UNICAST_TABLE);
+ if (ari != null) {
+ ari.removeRoutes(
+ trans,
+ peer,
+ new MpUnreachNlriBuilder().setAfi(Ipv4AddressFamily.class).setSafi(UnicastSubsequentAddressFamily.class).setWithdrawnRoutes(
+ new WithdrawnRoutesBuilder().setDestinationType(
+ new DestinationIpv4CaseBuilder().setDestinationIpv4(
+ new DestinationIpv4Builder().setIpv4Prefixes(wr.getWithdrawnRoutes()).build()).build()).build()).build());
+ } else {
+ LOG.debug("Not removing objects from unhandled IPv4 Unicast");
+ }
+ }
+
+ final PathAttributes attrs = message.getPathAttributes();
+ if (attrs != null) {
+ final PathAttributes2 mpu = attrs.getAugmentation(PathAttributes2.class);
+ if (mpu != null) {
+ final MpUnreachNlri nlri = mpu.getMpUnreachNlri();
+
+ final AdjRIBsIn ari = this.tables.get(new TablesKey(nlri.getAfi(), nlri.getSafi()));
+ if (ari != null) {
+ ari.removeRoutes(trans, peer, nlri);
+ } else {
+ LOG.debug("Not removing objects from unhandled NLRI {}", nlri);
+ }
+ }
+ }
+
+ final Nlri ar = message.getNlri();
+ if (ar != null) {
+ final AdjRIBsIn ari = this.tables.get(IPV4_UNICAST_TABLE);
+ if (ari != null) {
+ final MpReachNlriBuilder b = new MpReachNlriBuilder().setAfi(Ipv4AddressFamily.class).setSafi(
+ UnicastSubsequentAddressFamily.class).setAdvertizedRoutes(
+ new AdvertizedRoutesBuilder().setDestinationType(
+ new DestinationIpv4CaseBuilder().setDestinationIpv4(
+ new DestinationIpv4Builder().setIpv4Prefixes(ar.getNlri()).build()).build()).build());
+ if (attrs != null) {
+ b.setCNextHop(attrs.getCNextHop());
+ }
+
+ ari.addRoutes(trans, peer, b.build(), attrs);
+ } else {
+ LOG.debug("Not adding objects from unhandled IPv4 Unicast");
+ }
+ }
+
+ if (attrs != null) {
+ final PathAttributes1 mpr = attrs.getAugmentation(PathAttributes1.class);
+ if (mpr != null) {
+ final MpReachNlri nlri = mpr.getMpReachNlri();
+
+ final AdjRIBsIn ari = this.tables.get(new TablesKey(nlri.getAfi(), nlri.getSafi()));
+ if (ari != null) {
+ if (message.equals(ari.endOfRib())) {
+ ari.markUptodate(trans, peer);
+ } else {
+ ari.addRoutes(trans, peer, nlri, attrs);
+ }
+ } else {
+ LOG.debug("Not adding objects from unhandled NLRI {}", nlri);
+ }
+ }
+ }
+ } else {
+ final AdjRIBsIn ari = this.tables.get(IPV4_UNICAST_TABLE);
+ if (ari != null) {
+ ari.markUptodate(trans, peer);
+ } else {
+ LOG.debug("End-of-RIB for IPv4 Unicast ignored");
+ }
+ }
+
+ Futures.addCallback(JdkFutureAdapters.listenInPoolThread(trans.commit()), new FutureCallback<RpcResult<TransactionStatus>>() {
+ @Override
+ public void onSuccess(final RpcResult<TransactionStatus> result) {
+ LOG.debug("RIB modification successfully committed.");
+ }
+
+ @Override
+ public void onFailure(final Throwable t) {
+ LOG.error("Failed to commit RIB modification", t);
+ }
+ });
+ }
+
+ @Override
+ public synchronized void clearTable(final Peer peer, final TablesKey key) {
+ final AdjRIBsIn ari = this.tables.get(key);
+ if (ari != null) {
+ final DataModificationTransaction trans = this.dps.beginTransaction();
+ ari.clear(trans, peer);
+
+ Futures.addCallback(JdkFutureAdapters.listenInPoolThread(trans.commit()), new FutureCallback<RpcResult<TransactionStatus>>() {
+ @Override
+ public void onSuccess(final RpcResult<TransactionStatus> result) {
+ // Nothing to do
+ }
+
+ @Override
+ public void onFailure(final Throwable t) {
+ LOG.error("Failed to commit RIB modification", t);
+ }
+ });
+ }
+ }
+
+ @Override
+ public String toString() {
+ return addToStringAttributes(Objects.toStringHelper(this)).toString();
+ }
+
+ protected ToStringHelper addToStringAttributes(final ToStringHelper toStringHelper) {
+ return toStringHelper;
+ }
+
+ @Override
+ public void close() throws InterruptedException, ExecutionException {
+ final DataModificationTransaction t = this.dps.beginTransaction();
+ t.removeOperationalData(getInstanceIdentifier());
+ t.commit().get();
+ }
+
+ @Override
+ public AsNumber getLocalAs() {
+ return this.localAs;
+ }
+
+ @Override
+ public Ipv4Address getBgpIdentifier() {
+ return this.bgpIdentifier;
+ }
+
+ @Override
+ public List<? extends BgpTableType> getLocalTables() {
+ return this.localTables;
+ }
+
+ @Override
+ public ReconnectStrategyFactory getTcpStrategyFactory() {
+ return this.tcpStrategyFactory;
+ }
+
+ @Override
+ public ReconnectStrategyFactory getSessionStrategyFactory() {
+ return this.sessionStrategyFactory;
+ }
+
+ @Override
+ public BGPDispatcher getDispatcher() {
+ return this.dispatcher;
+ }
+
+ @Override
+ public void initTable(final Peer bgpPeer, final TablesKey key) {
+ // FIXME: BUG-196: support graceful restart
+ }
}