From 5543345d32514bfa38292a5080e57b915e39ea1d Mon Sep 17 00:00:00 2001 From: Michal Cmarada Date: Mon, 27 May 2019 13:54:02 +0200 Subject: HC2VPP-411: remove deprecated interface-state - new ietf-interfaces obsoletes interfaces-state container, only interfaces container should be used from now on. Change-Id: Ifb24611a3dca987bdf6b029d32e01d9b1f479fe8 Signed-off-by: Michal Cmarada --- .../fd/hc2vpp/v3po/write/VxlanGpeCustomizer.java | 164 +++++++++++++++++++++ 1 file changed, 164 insertions(+) create mode 100644 v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/write/VxlanGpeCustomizer.java (limited to 'v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/write/VxlanGpeCustomizer.java') diff --git a/v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/write/VxlanGpeCustomizer.java b/v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/write/VxlanGpeCustomizer.java new file mode 100644 index 000000000..b435fa169 --- /dev/null +++ b/v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/write/VxlanGpeCustomizer.java @@ -0,0 +1,164 @@ +/* + * 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.hc2vpp.v3po.write; + +import io.fd.hc2vpp.common.translate.util.AbstractInterfaceTypeCustomizer; +import io.fd.hc2vpp.common.translate.util.AddressTranslator; +import io.fd.hc2vpp.common.translate.util.JvppReplyConsumer; +import io.fd.hc2vpp.common.translate.util.NamingContext; +import io.fd.hc2vpp.v3po.DisabledInterfacesManager; +import io.fd.honeycomb.translate.write.WriteContext; +import io.fd.honeycomb.translate.write.WriteFailedException; +import io.fd.jvpp.core.dto.VxlanGpeAddDelTunnel; +import io.fd.jvpp.core.dto.VxlanGpeAddDelTunnelReply; +import io.fd.jvpp.core.future.FutureJVppCore; +import java.util.concurrent.CompletionStage; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.VxlanGpeTunnel; +import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.VxlanGpe; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddressNoZone; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev180220.InterfaceType; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev180220.interfaces.Interface; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +public class VxlanGpeCustomizer extends AbstractInterfaceTypeCustomizer implements JvppReplyConsumer { + + private static final Logger LOG = LoggerFactory.getLogger(VxlanGpeCustomizer.class); + private final NamingContext interfaceNamingContext; + private final DisabledInterfacesManager interfaceDisableContext; + + public VxlanGpeCustomizer(@Nonnull final FutureJVppCore vppApi, + @Nonnull final NamingContext interfaceNamingContext, + @Nonnull final DisabledInterfacesManager interfaceDisableContext) { + super(vppApi); + this.interfaceNamingContext = interfaceNamingContext; + this.interfaceDisableContext = interfaceDisableContext; + } + + @Override + protected Class getExpectedInterfaceType() { + return VxlanGpeTunnel.class; + } + + @Override + protected final void writeInterface(@Nonnull final InstanceIdentifier id, + @Nonnull final VxlanGpe dataAfter, + @Nonnull final WriteContext writeContext) + throws WriteFailedException { + final String swIfName = id.firstKeyOf(Interface.class).getName(); + createVxlanGpeTunnel(id, swIfName, dataAfter, writeContext); + } + + @Override + public void deleteCurrentAttributes(@Nonnull final InstanceIdentifier id, + @Nonnull final VxlanGpe dataBefore, + @Nonnull final WriteContext writeContext) + throws WriteFailedException { + final String swIfName = id.firstKeyOf(Interface.class).getName(); + deleteVxlanGpeTunnel(id, swIfName, dataBefore, writeContext); + } + + private void createVxlanGpeTunnel(final InstanceIdentifier id, final String swIfName, + final VxlanGpe vxlanGpe, final WriteContext writeContext) + throws WriteFailedException { + final byte isIpv6 = (byte) (isIpv6(vxlanGpe) + ? 1 + : 0); + + int vni = vxlanGpe.getVni().getValue().intValue(); + byte protocol = (byte) vxlanGpe.getNextProtocol().getIntValue(); + int encapVrfId = vxlanGpe.getEncapVrfId().intValue(); + int decapVrfId = vxlanGpe.getDecapVrfId().intValue(); + + LOG.debug("Setting VxlanGpe tunnel for interface: {}. VxlanGpe: {}", swIfName, vxlanGpe); + final CompletionStage VxlanGpeAddDelTunnelReplyCompletionStage = + getFutureJVpp() + .vxlanGpeAddDelTunnel(getVxlanGpeTunnelRequest((byte) 1 /* is add */, vxlanGpe.getLocal(), + vxlanGpe.getRemote(), vni, protocol, encapVrfId, decapVrfId, isIpv6)); + + final VxlanGpeAddDelTunnelReply reply = + getReplyForCreate(VxlanGpeAddDelTunnelReplyCompletionStage.toCompletableFuture(), id, vxlanGpe); + LOG.debug("VxlanGpe tunnel set successfully for: {}, VxlanGpe: {}", swIfName, vxlanGpe); + if (interfaceNamingContext.containsName(reply.swIfIndex, writeContext.getMappingContext())) { + final String formerName = interfaceNamingContext.getName(reply.swIfIndex, writeContext.getMappingContext()); + LOG.debug("Removing updated mapping of a vxlan-gpe tunnel, id: {}, former name: {}, new name: {}", + reply.swIfIndex, formerName, swIfName); + interfaceNamingContext.removeName(formerName, writeContext.getMappingContext()); + } + + // Removing disability of an interface in case a vxlan-gpe tunnel formerly deleted is being reused in VPP + // further details in above comment + if (interfaceDisableContext.isInterfaceDisabled(reply.swIfIndex, writeContext.getMappingContext())) { + LOG.debug("Removing disability of vxlan tunnel, id: {}, name: {}", reply.swIfIndex, swIfName); + interfaceDisableContext.removeDisabledInterface(reply.swIfIndex, writeContext.getMappingContext()); + } + + // Add new interface to our interface context + interfaceNamingContext.addName(reply.swIfIndex, swIfName, writeContext.getMappingContext()); + } + + private boolean isIpv6(final VxlanGpe vxlanGpe) { + return vxlanGpe.getLocal().getIpv4AddressNoZone() == null; + + } + + private void deleteVxlanGpeTunnel(final InstanceIdentifier id, final String swIfName, + final VxlanGpe vxlanGpe, final WriteContext writeContext) + throws WriteFailedException { + final byte isIpv6 = (byte) (isIpv6(vxlanGpe) + ? 1 + : 0); + + int vni = vxlanGpe.getVni().getValue().intValue(); + byte protocol = (byte) vxlanGpe.getNextProtocol().getIntValue(); + int encapVrfId = vxlanGpe.getEncapVrfId().intValue(); + int decapVrfId = vxlanGpe.getDecapVrfId().intValue(); + + LOG.debug("Deleting VxlanGpe tunnel for interface: {}. VxlanGpe: {}", swIfName, vxlanGpe); + final CompletionStage VxlanGpeAddDelTunnelReplyCompletionStage = + getFutureJVpp() + .vxlanGpeAddDelTunnel(getVxlanGpeTunnelRequest((byte) 0 /* is delete */, vxlanGpe.getLocal(), + vxlanGpe.getRemote(), vni, protocol, encapVrfId, decapVrfId, isIpv6)); + getReplyForDelete(VxlanGpeAddDelTunnelReplyCompletionStage.toCompletableFuture(), id); + final int index = interfaceNamingContext.getIndex(swIfName, writeContext.getMappingContext()); + // Mark this interface as disabled to not include it in operational reads + // because VPP will keep the interface there + LOG.debug("Marking vxlan tunnel as disabled, id: {}, name: {}", index, swIfName); + interfaceDisableContext.disableInterface(index, writeContext.getMappingContext()); + // Remove interface from our interface naming context + interfaceNamingContext.removeName(swIfName, writeContext.getMappingContext()); + } + + private static VxlanGpeAddDelTunnel getVxlanGpeTunnelRequest(final byte isAdd, final IpAddressNoZone local, + final IpAddressNoZone remote, + final int vni, final byte protocol, + final int encapVrfId, final int decapVrfId, + final byte isIpv6) { + final VxlanGpeAddDelTunnel VxlanGpeAddDelTunnel = new VxlanGpeAddDelTunnel(); + VxlanGpeAddDelTunnel.isAdd = isAdd; + VxlanGpeAddDelTunnel.local = AddressTranslator.INSTANCE.ipAddressToArray(local); + VxlanGpeAddDelTunnel.remote = AddressTranslator.INSTANCE.ipAddressToArray(remote); + VxlanGpeAddDelTunnel.vni = vni; + VxlanGpeAddDelTunnel.protocol = protocol; + VxlanGpeAddDelTunnel.encapVrfId = encapVrfId; + VxlanGpeAddDelTunnel.decapVrfId = decapVrfId; + VxlanGpeAddDelTunnel.isIpv6 = isIpv6; + return VxlanGpeAddDelTunnel; + } +} -- cgit 1.2.3-korg