From bb453174ea2a5fce7d6ad7c0e68f758174e5d294 Mon Sep 17 00:00:00 2001 From: Wojciech Dec Date: Tue, 19 Jul 2016 19:54:25 +0200 Subject: Proxy ARP reader/writer Change-Id: Iabb947e89cbb906e78e4d87bc99fb5e8d09e495c Signed-off-by: Wojciech Dec --- .../v3po/interfaces/ProxyArpCustomizer.java | 117 +++++++++++++++++++++ .../v3po/interfacesstate/ProxyArpCustomizer.java | 82 +++++++++++++++ 2 files changed, 199 insertions(+) create mode 100644 v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/interfaces/ProxyArpCustomizer.java create mode 100644 v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/interfacesstate/ProxyArpCustomizer.java (limited to 'v3po/v3po2vpp/src/main/java/io/fd/honeycomb') diff --git a/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/interfaces/ProxyArpCustomizer.java b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/interfaces/ProxyArpCustomizer.java new file mode 100644 index 000000000..ea478ce53 --- /dev/null +++ b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/interfaces/ProxyArpCustomizer.java @@ -0,0 +1,117 @@ +/* + * 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.interfaces; + +import com.google.common.net.InetAddresses; +import io.fd.honeycomb.translate.spi.write.WriterCustomizer; +import io.fd.honeycomb.translate.v3po.util.FutureJVppCustomizer; +import io.fd.honeycomb.translate.spi.write.WriterCustomizer; +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.write.WriteContext; +import io.fd.honeycomb.translate.write.WriteFailedException; +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.interfaces.rev140508.interfaces.Interface; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.interfaces._interface.ProxyArp; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; +import org.openvpp.jvpp.VppBaseCallException; +import org.openvpp.jvpp.dto.ProxyArpAddDel; +import org.openvpp.jvpp.dto.ProxyArpAddDelReply; +import org.openvpp.jvpp.future.FutureJVpp; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import javax.annotation.Nonnull; +import java.net.InetAddress; +import java.util.concurrent.CompletionStage; + + +public class ProxyArpCustomizer extends FutureJVppCustomizer implements WriterCustomizer { + + private static final Logger LOG = LoggerFactory.getLogger(ProxyArpCustomizer.class); + private final NamingContext interfaceContext; + + public ProxyArpCustomizer(final FutureJVpp vppApi, final NamingContext interfaceContext) { + super(vppApi); + this.interfaceContext = interfaceContext; + } + + @Override + public void writeCurrentAttributes(@Nonnull InstanceIdentifier id, @Nonnull ProxyArp dataAfter, @Nonnull WriteContext writeContext) throws WriteFailedException { + final String swIfName = id.firstKeyOf(Interface.class).getName(); + + try { + setProxyArp(id, swIfName, dataAfter, writeContext, (byte) 1 /* 1 is add */); + } catch (VppBaseCallException e) { + LOG.error("Failed to set Proxy ARP settings: {}, for interface: {}", dataAfter, swIfName); + throw new WriteFailedException(id, dataAfter.toString(), e); + } + } + + @Override + public void updateCurrentAttributes(@Nonnull InstanceIdentifier id, @Nonnull ProxyArp dataBefore, + @Nonnull ProxyArp dataAfter, @Nonnull WriteContext writeContext) + throws WriteFailedException.UpdateFailedException { + throw new WriteFailedException.UpdateFailedException(id, dataBefore, dataAfter, + new UnsupportedOperationException("ARP proxy update is not supported")); + } + + @Override + public void deleteCurrentAttributes(@Nonnull InstanceIdentifier id, @Nonnull ProxyArp dataBefore, + @Nonnull WriteContext writeContext) throws WriteFailedException { + + final String swIfName = id.firstKeyOf(Interface.class).getName(); + try { + setProxyArp(id, swIfName, dataBefore, writeContext, (byte) 0 /* 0 is delete */); + } catch (VppBaseCallException e) { + LOG.debug("Failed to delete Proxy ARP settings: {}, for interface: {}", dataBefore, swIfName); + throw new WriteFailedException.DeleteFailedException(id, e); + } + } + + private void setProxyArp(InstanceIdentifier id, String swIfName, ProxyArp proxyArp, WriteContext + writeContext, byte operation) throws VppBaseCallException, WriteFailedException { + + LOG.debug("Setting Proxy ARP settings for interface: {}", swIfName); + final InetAddress srcAddress = InetAddresses.forString(getv4AddressString(proxyArp.getLowAddr())); + final InetAddress dstAddress = InetAddresses.forString(getv4AddressString(proxyArp.getHighAddr())); + final int vrfId = proxyArp.getVrfId().intValue(); + final CompletionStage proxyArpAddDelReplyCompletionStage = + getFutureJVpp().proxyArpAddDel(getProxyArpConfRequest(operation, srcAddress.getAddress(), + dstAddress.getAddress(), vrfId)); + + final ProxyArpAddDelReply reply = + TranslateUtils.getReplyForWrite(proxyArpAddDelReplyCompletionStage.toCompletableFuture(), id); + LOG.debug("Proxy ARP setting applied, with reply context:", reply.context); + } + + private static ProxyArpAddDel getProxyArpConfRequest(final byte isAdd, final byte[] lAddr, final byte[] hAddr, + final int vrfId) { + + final ProxyArpAddDel proxyArpAddDel = new ProxyArpAddDel(); + proxyArpAddDel.isAdd = isAdd; + proxyArpAddDel.lowAddress = lAddr; + proxyArpAddDel.hiAddress = hAddr; + proxyArpAddDel.vrfId = vrfId; + return proxyArpAddDel; + } + + private String getv4AddressString(@Nonnull final Ipv4Address addr) { + return addr.getValue(); + } +} diff --git a/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/interfacesstate/ProxyArpCustomizer.java b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/interfacesstate/ProxyArpCustomizer.java new file mode 100644 index 000000000..07e7ff069 --- /dev/null +++ b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/interfacesstate/ProxyArpCustomizer.java @@ -0,0 +1,82 @@ +/* + * 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.interfacesstate; + +import io.fd.honeycomb.translate.read.ReadContext; +import io.fd.honeycomb.translate.read.ReadFailedException; +import io.fd.honeycomb.translate.spi.read.ReaderCustomizer; +import io.fd.honeycomb.translate.v3po.util.FutureJVppCustomizer; +import io.fd.honeycomb.translate.v3po.util.NamingContext; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.InterfaceKey; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.VppInterfaceStateAugmentationBuilder; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.interfaces.state._interface.ProxyArp; +import org.opendaylight.yangtools.concepts.Builder; +import org.opendaylight.yangtools.yang.binding.DataObject; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; +import org.openvpp.jvpp.future.FutureJVpp; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import javax.annotation.Nonnull; + +public class ProxyArpCustomizer extends FutureJVppCustomizer + implements ReaderCustomizer { + + private static final Logger LOG = LoggerFactory.getLogger(ProxyArpCustomizer.class); + private final NamingContext interfaceContext; + + public ProxyArpCustomizer(final FutureJVpp vppApi, final NamingContext interfaceContext) { + super(vppApi); + this.interfaceContext = interfaceContext; + } + + @Override + public void merge(@Nonnull Builder parentBuilder, + @Nonnull org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105 + .interfaces.state._interface.ProxyArp readValue) { + + ((VppInterfaceStateAugmentationBuilder) parentBuilder).setProxyArp(readValue); + } + + @Nonnull + @Override + public org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.interfaces.state + ._interface.ProxyArpBuilder getBuilder( + @Nonnull InstanceIdentifier id) { + + return new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.interfaces + .state._interface.ProxyArpBuilder(); + } + + @Override + public void readCurrentAttributes(@Nonnull InstanceIdentifier id, + @Nonnull org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po + .rev150105.interfaces.state._interface.ProxyArpBuilder builder, + @Nonnull ReadContext ctx) throws ReadFailedException { + + //TODO: Implement fully when VPP Proxy ARP read API is available + // https://jira.fd.io/browse/VPP-225 + final InterfaceKey key = id.firstKeyOf(Interface.class); + final int index = interfaceContext.getIndex(key.getName(), ctx.getMappingContext()); + LOG.warn("Reading of ARP data not (yet) supported by VPP API"); + } +} -- cgit 1.2.3-korg