diff options
Diffstat (limited to 'bgp/inet/src/main')
5 files changed, 336 insertions, 0 deletions
diff --git a/bgp/inet/src/main/java/io/fd/hc2vpp/bgp/inet/BgpInetModule.java b/bgp/inet/src/main/java/io/fd/hc2vpp/bgp/inet/BgpInetModule.java new file mode 100644 index 000000000..58f2e84d8 --- /dev/null +++ b/bgp/inet/src/main/java/io/fd/hc2vpp/bgp/inet/BgpInetModule.java @@ -0,0 +1,43 @@ +/* + * Copyright (c) 2017 Cisco and/or its affiliates. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package io.fd.hc2vpp.bgp.inet; + +import com.google.inject.AbstractModule; +import com.google.inject.multibindings.Multibinder; +import io.fd.honeycomb.translate.bgp.RouteWriterFactory; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * BgpInetModule class instantiating BGP IPv4 and IPv6 route writers. + */ +public final class BgpInetModule extends AbstractModule { + + private static final Logger LOG = LoggerFactory.getLogger(BgpInetModule.class); + + @Override + protected void configure() { + LOG.info("Installing BGP inet module"); + + LOG.info("Injecting route writers"); + final Multibinder<RouteWriterFactory> writerFactoryBinder = + Multibinder.newSetBinder(binder(), RouteWriterFactory.class); + writerFactoryBinder.addBinding().to(InetRouteWriterFactory.class); + + LOG.info("BgpInetModule successfully configured"); + } +} diff --git a/bgp/inet/src/main/java/io/fd/hc2vpp/bgp/inet/InetRouteWriterFactory.java b/bgp/inet/src/main/java/io/fd/hc2vpp/bgp/inet/InetRouteWriterFactory.java new file mode 100644 index 000000000..821d4364d --- /dev/null +++ b/bgp/inet/src/main/java/io/fd/hc2vpp/bgp/inet/InetRouteWriterFactory.java @@ -0,0 +1,34 @@ +/* + * Copyright (c) 2017 Cisco and/or its affiliates. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package io.fd.hc2vpp.bgp.inet; + +import com.google.inject.Inject; +import io.fd.honeycomb.translate.bgp.RibWriter; +import io.fd.honeycomb.translate.bgp.RouteWriterFactory; +import io.fd.vpp.jvpp.core.future.FutureJVppCore; +import javax.annotation.Nonnull; + +final class InetRouteWriterFactory implements RouteWriterFactory { + @Inject + private FutureJVppCore vppApi; + + @Override + public void init(@Nonnull final RibWriter registry) { + registry.register(new Ipv4Writer(vppApi)); + registry.register(new Ipv6Writer(vppApi)); + } +} diff --git a/bgp/inet/src/main/java/io/fd/hc2vpp/bgp/inet/Ipv4Writer.java b/bgp/inet/src/main/java/io/fd/hc2vpp/bgp/inet/Ipv4Writer.java new file mode 100644 index 000000000..ef1853ce8 --- /dev/null +++ b/bgp/inet/src/main/java/io/fd/hc2vpp/bgp/inet/Ipv4Writer.java @@ -0,0 +1,111 @@ +/* + * Copyright (c) 2017 Cisco and/or its affiliates. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package io.fd.hc2vpp.bgp.inet; + +import static com.google.common.base.Preconditions.checkArgument; +import static com.google.common.base.Preconditions.checkNotNull; + +import com.sun.istack.internal.Nullable; +import io.fd.hc2vpp.common.translate.util.Ipv4Translator; +import io.fd.hc2vpp.common.translate.util.JvppReplyConsumer; +import io.fd.honeycomb.translate.bgp.RouteWriter; +import io.fd.honeycomb.translate.write.WriteFailedException; +import io.fd.vpp.jvpp.core.dto.IpAddDelRoute; +import io.fd.vpp.jvpp.core.future.FutureJVppCore; +import javax.annotation.Nonnull; +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.inet.rev150305.ipv4.routes.Ipv4Routes; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev150305.ipv4.routes.ipv4.routes.Ipv4Route; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.BgpRib; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.bgp.rib.Rib; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.bgp.rib.rib.LocRib; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.rib.Tables; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.next.hop.CNextHop; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.next.hop.c.next.hop.Ipv4NextHopCase; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +final class Ipv4Writer implements RouteWriter<Ipv4Route>, Ipv4Translator, JvppReplyConsumer, RouteRequestProducer { + + private static final Logger LOG = LoggerFactory.getLogger(Ipv4Writer.class); + + @SuppressWarnings("unchecked") + private static final InstanceIdentifier<Ipv4Route> ID = InstanceIdentifier.create(BgpRib.class).child(Rib.class) + .child(LocRib.class).child(Tables.class).child((Class) Ipv4Routes.class) + .child(Ipv4Route.class); + + private final FutureJVppCore vppApi; + + Ipv4Writer(@Nonnull final FutureJVppCore vppApi) { + this.vppApi = checkNotNull(vppApi, "vppApi should not be null"); + } + + @Override + public void create(@Nonnull final InstanceIdentifier<Ipv4Route> id, + @Nullable final Ipv4Route route) + throws WriteFailedException.CreateFailedException { + final IpAddDelRoute request = request(route, true); + LOG.debug("Translating id={}, route={} to {}", id, route, request); + getReplyForCreate(vppApi.ipAddDelRoute(request).toCompletableFuture(), id, route); + LOG.debug("VPP FIB updated successfully (added id={}).", id); + } + + @Override + public void delete(@Nonnull final InstanceIdentifier<Ipv4Route> id, + @Nullable final Ipv4Route route) + throws WriteFailedException.DeleteFailedException { + LOG.debug("Removing id={}, route={}", id, route); + getReplyForDelete(vppApi.ipAddDelRoute(request(route, false)).toCompletableFuture(), id); + LOG.debug("VPP FIB updated successfully (removed id={}).", id); + } + + @Override + public void update(@Nonnull final InstanceIdentifier<Ipv4Route> id, + @Nullable final Ipv4Route routeBefore, + @Nullable final Ipv4Route routeAfter) + throws WriteFailedException.UpdateFailedException { + throw new WriteFailedException.UpdateFailedException(id, routeBefore, routeAfter, + new UnsupportedOperationException("Operation not supported")); + } + + private IpAddDelRoute request(final Ipv4Route route, boolean isAdd) { + // TODO(HC2VPP-177): add support for request.nextHopWeight for multiple path case + + final CNextHop cNextHop = route.getAttributes().getCNextHop(); + checkArgument(cNextHop instanceof Ipv4NextHopCase, "only ipv4 next hop is supported, but was %s (route = %s)", + cNextHop, route); + + final IpAddDelRoute request = ipAddDelRoute(isAdd); + + final Ipv4Address nextHop = ((Ipv4NextHopCase) cNextHop).getIpv4NextHop().getGlobal(); + request.nextHopAddress = ipv4AddressNoZoneToArray(nextHop.getValue()); + + final Ipv4Prefix destinationAddress = route.getPrefix(); + request.dstAddress = ipv4AddressPrefixToArray(destinationAddress); + request.dstAddressLength = extractPrefix(destinationAddress); + + return request; + } + + @Nonnull + @Override + public InstanceIdentifier<Ipv4Route> getManagedDataObjectType() { + return ID; + } +} diff --git a/bgp/inet/src/main/java/io/fd/hc2vpp/bgp/inet/Ipv6Writer.java b/bgp/inet/src/main/java/io/fd/hc2vpp/bgp/inet/Ipv6Writer.java new file mode 100644 index 000000000..0e7e31de4 --- /dev/null +++ b/bgp/inet/src/main/java/io/fd/hc2vpp/bgp/inet/Ipv6Writer.java @@ -0,0 +1,115 @@ +/* + * Copyright (c) 2017 Cisco and/or its affiliates. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package io.fd.hc2vpp.bgp.inet; + +import static com.google.common.base.Preconditions.checkArgument; +import static com.google.common.base.Preconditions.checkNotNull; + +import com.sun.istack.internal.Nullable; +import io.fd.hc2vpp.common.translate.util.Ipv6Translator; +import io.fd.hc2vpp.common.translate.util.JvppReplyConsumer; +import io.fd.honeycomb.translate.bgp.RouteWriter; +import io.fd.honeycomb.translate.write.WriteFailedException; +import io.fd.vpp.jvpp.core.dto.IpAddDelRoute; +import io.fd.vpp.jvpp.core.future.FutureJVppCore; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6Address; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6Prefix; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev150305.ipv6.routes.Ipv6Routes; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev150305.ipv6.routes.ipv6.routes.Ipv6Route; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.BgpRib; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.bgp.rib.Rib; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.bgp.rib.rib.LocRib; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.rib.Tables; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.next.hop.CNextHop; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.next.hop.c.next.hop.Ipv6NextHopCase; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +final class Ipv6Writer implements RouteWriter<Ipv6Route>, Ipv6Translator, JvppReplyConsumer, RouteRequestProducer { + + private static final Logger LOG = LoggerFactory.getLogger(Ipv6Writer.class); + + @SuppressWarnings("unchecked") + private static final InstanceIdentifier<Ipv6Route> ID = InstanceIdentifier.create(BgpRib.class).child(Rib.class) + .child(LocRib.class).child(Tables.class).child((Class) Ipv6Routes.class) + .child(Ipv6Route.class); + + private final FutureJVppCore vppApi; + + Ipv6Writer(@Nonnull final FutureJVppCore vppApi) { + this.vppApi = checkNotNull(vppApi, "vppApi should not be null"); + } + + @Override + public void create(@Nonnull final InstanceIdentifier<Ipv6Route> id, + @Nullable final Ipv6Route route) + throws WriteFailedException.CreateFailedException { + final IpAddDelRoute request = request(route, true); + LOG.debug("Translating id={}, route={} to {}", id, route, request); + getReplyForCreate(vppApi.ipAddDelRoute(request).toCompletableFuture(), id, route); + LOG.debug("VPP FIB updated successfully (added id={}).", id); + } + + @Override + public void delete(@Nonnull final InstanceIdentifier<Ipv6Route> id, + @Nullable final Ipv6Route route) + throws WriteFailedException.DeleteFailedException { + LOG.debug("Removing id={}, route={}", id, route); + getReplyForDelete(vppApi.ipAddDelRoute(request(route, false)).toCompletableFuture(), id); + LOG.debug("VPP FIB updated successfully (removed id={}).", id); + } + + @Override + public void update(@Nonnull final InstanceIdentifier<Ipv6Route> id, + @Nullable final Ipv6Route routeBefore, + @Nullable final Ipv6Route routeAfter) + throws WriteFailedException.UpdateFailedException { + throw new WriteFailedException.UpdateFailedException(id, routeBefore, routeAfter, + new UnsupportedOperationException("Operation not supported")); + } + + private IpAddDelRoute request(final Ipv6Route dataAfter, boolean isAdd) { + // TODO(HC2VPP-178): support of bgp-prefix-sid SR for IPv6 + // dataAfter.getAttributes().getBgpPrefixSid() + + // TODO(HC2VPP-177): add support for request.nextHopWeight for multiple path case + + final CNextHop cNextHop = dataAfter.getAttributes().getCNextHop(); + checkArgument(cNextHop instanceof Ipv6NextHopCase, "only ipv6 next hop is supported, but was %s (route = %s)", + cNextHop, dataAfter); + + final IpAddDelRoute request = ipAddDelRoute(isAdd); + request.isIpv6 = 1; + + final Ipv6Address nextHop = ((Ipv6NextHopCase) cNextHop).getIpv6NextHop().getGlobal(); + request.nextHopAddress = ipv6AddressNoZoneToArray(nextHop); + + final Ipv6Prefix destinationAddress = dataAfter.getPrefix(); + request.dstAddress = ipv6AddressPrefixToArray(destinationAddress); + request.dstAddressLength = extractPrefix(destinationAddress); + + return request; + } + + @Nonnull + @Override + public InstanceIdentifier<Ipv6Route> getManagedDataObjectType() { + return ID; + } +} diff --git a/bgp/inet/src/main/java/io/fd/hc2vpp/bgp/inet/RouteRequestProducer.java b/bgp/inet/src/main/java/io/fd/hc2vpp/bgp/inet/RouteRequestProducer.java new file mode 100644 index 000000000..2684ba5ec --- /dev/null +++ b/bgp/inet/src/main/java/io/fd/hc2vpp/bgp/inet/RouteRequestProducer.java @@ -0,0 +1,33 @@ +/* + * Copyright (c) 2017 Cisco and/or its affiliates. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package io.fd.hc2vpp.bgp.inet; + +import io.fd.hc2vpp.common.translate.util.ByteDataTranslator; +import io.fd.vpp.jvpp.core.dto.IpAddDelRoute; + +interface RouteRequestProducer extends ByteDataTranslator { + int MPLS_LABEL_INVALID = 0x100000; + + default IpAddDelRoute ipAddDelRoute(boolean isAdd) { + final IpAddDelRoute request = new IpAddDelRoute(); + request.isAdd = booleanToByte(isAdd); + // we create recursive route and expect hc2vpp user to add route for next hop with interface specified + request.nextHopSwIfIndex = -1; + request.nextHopViaLabel = MPLS_LABEL_INVALID; + return request; + } +} |