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 --- .../v3po/write/InterfaceRoutingValidator.java | 118 +++++++++++++++++++++ 1 file changed, 118 insertions(+) create mode 100644 v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/write/InterfaceRoutingValidator.java (limited to 'v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/write/InterfaceRoutingValidator.java') diff --git a/v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/write/InterfaceRoutingValidator.java b/v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/write/InterfaceRoutingValidator.java new file mode 100644 index 000000000..608bda3fa --- /dev/null +++ b/v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/write/InterfaceRoutingValidator.java @@ -0,0 +1,118 @@ +/* + * Copyright (c) 2019 PANTHEON.tech. + * + * 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 static com.google.common.base.Preconditions.checkArgument; +import static com.google.common.base.Preconditions.checkNotNull; +import static com.google.common.base.Preconditions.checkState; + +import io.fd.hc2vpp.common.translate.util.NamingContext; +import io.fd.honeycomb.translate.util.RWUtils; +import io.fd.honeycomb.translate.write.DataValidationFailedException.CreateValidationFailedException; +import io.fd.honeycomb.translate.write.DataValidationFailedException.DeleteValidationFailedException; +import io.fd.honeycomb.translate.write.DataValidationFailedException.UpdateValidationFailedException; +import io.fd.honeycomb.translate.write.Validator; +import io.fd.honeycomb.translate.write.WriteContext; +import java.util.List; +import java.util.Optional; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.RoutingBaseAttributes; +import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.Routing; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev180220.interfaces.Interface; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev180222.Interface1; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev180222.interfaces._interface.Ipv4; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev180222.interfaces._interface.Ipv6; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; + +public class InterfaceRoutingValidator implements Validator { + + public InterfaceRoutingValidator(@Nonnull final NamingContext interfaceContext) { + checkNotNull(interfaceContext, "interfaceContext should not be null"); + } + + @Override + public void validateWrite(@Nonnull final InstanceIdentifier id, @Nonnull final Routing dataAfter, + @Nonnull final WriteContext writeContext) + throws CreateValidationFailedException { + try { + checkVrfIds(dataAfter); + checkInterfaceAddressConf(id, writeContext, true); + } catch (Exception e) { + throw new CreateValidationFailedException(id, dataAfter, e); + } + } + + @Override + public void validateUpdate(@Nonnull final InstanceIdentifier id, @Nonnull final Routing dataBefore, + @Nonnull final Routing dataAfter, @Nonnull final WriteContext writeContext) + throws UpdateValidationFailedException { + try { + checkVrfIds(dataAfter); + checkInterfaceAddressConf(id, writeContext, true); + } catch (Exception e) { + throw new UpdateValidationFailedException(id, dataBefore, dataAfter, e); + } + } + + @Override + public void validateDelete(@Nonnull final InstanceIdentifier id, @Nonnull final Routing dataBefore, + @Nonnull final WriteContext writeContext) + throws DeleteValidationFailedException { + try { + checkVrfIds(dataBefore); + checkInterfaceAddressConf(id, writeContext, false); + } catch (Exception e) { + throw new DeleteValidationFailedException(id, e); + } + } + + private void checkVrfIds(final RoutingBaseAttributes data) { + checkArgument(data.getIpv4VrfId() != null || data.getIpv6VrfId() != null, "No vrf-id given"); + } + + private void checkInterfaceAddressConf(@Nonnull final InstanceIdentifier id, + @Nonnull final WriteContext ctx, + boolean checkBefore) { + checkState(isAddressNotPresentForInterface(id, ctx, checkBefore), + "Cannot change routing configuration, if address is present for interface"); + } + + /** + * Returns true if interface does not have v4/v6 addresses configured + */ + private boolean isAddressNotPresentForInterface(@Nonnull final InstanceIdentifier id, + @Nonnull final WriteContext ctx, + boolean checkBefore) { + final Optional interfaceData = checkBefore + ? ctx.readBefore(RWUtils.cutId(id, Interface.class)) + : ctx.readAfter(RWUtils.cutId(id, Interface.class)); + + if (interfaceData.isPresent()) { + final java.util.Optional augData = java.util.Optional.of(interfaceData.get()) + .map(iface -> iface.augmentation(Interface1.class)); + + final boolean v4NotPresent = + augData.map(Interface1::getIpv4).map(Ipv4::getAddress).map(List::isEmpty).orElse(true); + + final boolean v6NotPresent = + augData.map(Interface1::getIpv6).map(Ipv6::getAddress).map(List::isEmpty).orElse(true); + + return v4NotPresent && v6NotPresent; + } + return true; + } +} -- cgit 1.2.3-korg