From 26af7c046d6b6ad40be8cd35ae12ab73368208d5 Mon Sep 17 00:00:00 2001 From: Marek Gradzki Date: Mon, 15 Aug 2016 12:24:21 +0200 Subject: HONEYCOMB-125: write support for ARP termination table Change-Id: I231edbf27f83401d4f6d20a2b5acaf4b7a36b984 Signed-off-by: Marek Gradzki --- .../vpp/ArpTerminationTableEntryCustomizer.java | 131 +++++++++++++++++++++ 1 file changed, 131 insertions(+) create mode 100644 v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/vpp/ArpTerminationTableEntryCustomizer.java (limited to 'v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/vpp') diff --git a/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/vpp/ArpTerminationTableEntryCustomizer.java b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/vpp/ArpTerminationTableEntryCustomizer.java new file mode 100644 index 000000000..d59c2bfa2 --- /dev/null +++ b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/vpp/ArpTerminationTableEntryCustomizer.java @@ -0,0 +1,131 @@ +/* + * Copyright (c) 2016 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.honeycomb.translate.v3po.vpp; + +import static io.fd.honeycomb.translate.v3po.util.TranslateUtils.booleanToByte; + +import com.google.common.base.Preconditions; +import io.fd.honeycomb.translate.spi.write.ListWriterCustomizer; +import io.fd.honeycomb.translate.v3po.util.FutureJVppCustomizer; +import io.fd.honeycomb.translate.v3po.util.NamingContext; +import io.fd.honeycomb.translate.v3po.util.TranslateUtils; +import io.fd.honeycomb.translate.v3po.util.WriteTimeoutException; +import io.fd.honeycomb.translate.write.WriteContext; +import io.fd.honeycomb.translate.write.WriteFailedException; +import java.util.concurrent.CompletionStage; +import javax.annotation.Nonnull; +import org.apache.commons.lang3.builder.ReflectionToStringBuilder; +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.Ipv4AddressNoZone; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.bridge.domain.attributes.arp.termination.table.ArpTerminationTableEntry; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.bridge.domain.attributes.arp.termination.table.ArpTerminationTableEntryKey; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.vpp.bridge.domains.BridgeDomain; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; +import org.openvpp.jvpp.VppBaseCallException; +import org.openvpp.jvpp.dto.BdIpMacAddDel; +import org.openvpp.jvpp.dto.BdIpMacAddDelReply; +import org.openvpp.jvpp.future.FutureJVpp; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * Writer Customizer responsible for ARP termination table management.
Sends {@code bd_ip_mac_add_del} message to + * VPP.
Equivalent of invoking {@code vppctl set bridge-domain arp term} command. + */ +public class ArpTerminationTableEntryCustomizer extends FutureJVppCustomizer + implements ListWriterCustomizer { + + private static final Logger LOG = LoggerFactory.getLogger(ArpTerminationTableEntryCustomizer.class); + + private final NamingContext bdContext; + + public ArpTerminationTableEntryCustomizer(@Nonnull final FutureJVpp futureJvpp, + @Nonnull final NamingContext bdContext) { + super(futureJvpp); + this.bdContext = Preconditions.checkNotNull(bdContext, "bdContext should not be null"); + } + + @Override + public void writeCurrentAttributes(@Nonnull final InstanceIdentifier id, + @Nonnull final ArpTerminationTableEntry dataAfter, + @Nonnull final WriteContext writeContext) + throws WriteFailedException { + try { + LOG.debug("Creating ARP termination table entry: {} {}", id, dataAfter); + bdIpMacAddDel(id, dataAfter, writeContext, true); + LOG.debug("L2 ARP termination table entry created successfully: {} {}", id, dataAfter); + } catch (VppBaseCallException e) { + LOG.warn("Failed to create ARP termination table entry: {} {}", id, dataAfter); + throw new WriteFailedException.CreateFailedException(id, dataAfter, e); + } + } + + @Override + public void updateCurrentAttributes(@Nonnull final InstanceIdentifier id, + @Nonnull final ArpTerminationTableEntry dataBefore, + @Nonnull final ArpTerminationTableEntry dataAfter, + @Nonnull final WriteContext writeContext) throws WriteFailedException { + throw new UnsupportedOperationException( + "ARP termination table entry update is not supported. It has to be deleted and then created."); + } + + @Override + public void deleteCurrentAttributes(@Nonnull final InstanceIdentifier id, + @Nonnull final ArpTerminationTableEntry dataBefore, + @Nonnull final WriteContext writeContext) + throws WriteFailedException { + try { + LOG.debug("Deleting ARP termination table entry entry: {} {}", id, dataBefore); + bdIpMacAddDel(id, dataBefore, writeContext, false); + LOG.debug("ARP termination table entry deleted successfully: {} {}", id, dataBefore); + } catch (VppBaseCallException e) { + LOG.warn("Failed to delete ARP termination table entry: {} {}", id, dataBefore); + throw new WriteFailedException.DeleteFailedException(id, e); + } + } + + private void bdIpMacAddDel(@Nonnull final InstanceIdentifier id, + @Nonnull final ArpTerminationTableEntry entry, + final WriteContext writeContext, boolean isAdd) + throws VppBaseCallException, WriteTimeoutException { + final String bdName = id.firstKeyOf(BridgeDomain.class).getName(); + final int bdId = bdContext.getIndex(bdName, writeContext.getMappingContext()); + + final BdIpMacAddDel request = createRequest(entry, bdId, isAdd); + LOG.debug("Sending l2FibAddDel request: {}", ReflectionToStringBuilder.toString(request)); + final CompletionStage replyCompletionStage = + getFutureJVpp().bdIpMacAddDel(request); + + TranslateUtils.getReplyForWrite(replyCompletionStage.toCompletableFuture(), id); + } + + private BdIpMacAddDel createRequest(final ArpTerminationTableEntry entry, final int bdId, boolean isAdd) { + final BdIpMacAddDel request = new BdIpMacAddDel(); + request.bdId = bdId; + request.isAdd = booleanToByte(isAdd); + request.macAddress = TranslateUtils.parseMac(entry.getPhysAddress().getValue()); + + final IpAddress ipAddress = entry.getIpAddress(); + if (ipAddress.getIpv6Address() != null) { + // FIXME: vpp does not support ipv6 in arp-termination table (based on analysis of l2_bd.c) + throw new UnsupportedOperationException("IPv6 address for ARP termination table is not supported yet"); + } + + request.ipAddress = TranslateUtils.ipv4AddressNoZoneToArray(new Ipv4AddressNoZone(ipAddress.getIpv4Address())); + return request; + } +} -- cgit 1.2.3-korg