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/*
* 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.acl.ingress;
import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkNotNull;
import static io.fd.honeycomb.translate.vpp.util.SubInterfaceUtils.getSubInterfaceName;
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.vppclassifier.VppClassifierContextManager;
import io.fd.honeycomb.translate.vpp.util.FutureJVppCustomizer;
import io.fd.honeycomb.translate.vpp.util.JvppReplyConsumer;
import io.fd.honeycomb.translate.vpp.util.NamingContext;
import io.fd.vpp.jvpp.VppBaseCallException;
import io.fd.vpp.jvpp.core.dto.ClassifyTableByInterface;
import io.fd.vpp.jvpp.core.dto.ClassifyTableByInterfaceReply;
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.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.vpp.vlan.rev150527.interfaces.state._interface.sub.interfaces.SubInterface;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev150527.interfaces.state._interface.sub.interfaces.SubInterfaceKey;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev150527.sub._interface.base.attributes.AclBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev150527.sub._interface.base.attributes.acl.Ingress;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev150527.sub._interface.base.attributes.acl.IngressBuilder;
import org.opendaylight.yangtools.concepts.Builder;
import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Customizer for reading ingress ACLs enabled on given sub-interface.
*/
public class SubInterfaceAclCustomizer extends FutureJVppCustomizer
implements ReaderCustomizer<Ingress, IngressBuilder>, AclReader, JvppReplyConsumer {
private static final Logger LOG = LoggerFactory.getLogger(SubInterfaceAclCustomizer.class);
private final NamingContext interfaceContext;
private final VppClassifierContextManager classifyTableContext;
public SubInterfaceAclCustomizer(@Nonnull final FutureJVppCore jvpp, @Nonnull final NamingContext interfaceContext,
@Nonnull final VppClassifierContextManager classifyTableContext) {
super(jvpp);
this.interfaceContext = checkNotNull(interfaceContext, "interfaceContext should not be null");
this.classifyTableContext = checkNotNull(classifyTableContext, "classifyTableContext should not be null");
}
@Override
public void merge(@Nonnull final Builder<? extends DataObject> parentBuilder, @Nonnull final Ingress readValue) {
((AclBuilder) parentBuilder).setIngress(readValue);
}
@Nonnull
@Override
public IngressBuilder getBuilder(@Nonnull final InstanceIdentifier<Ingress> id) {
return new IngressBuilder();
}
@Override
public void readCurrentAttributes(@Nonnull final InstanceIdentifier<Ingress> id, @Nonnull final IngressBuilder builder,
@Nonnull final ReadContext ctx) throws ReadFailedException {
LOG.debug("Reading attributes for sub-interface ACL: {}", id);
final InterfaceKey parentInterfacekey = id.firstKeyOf(Interface.class);
checkArgument(parentInterfacekey != null, "No parent interface key found");
final SubInterfaceKey subInterfacekey = id.firstKeyOf(SubInterface.class);
checkArgument(subInterfacekey != null, "No sub-interface key found");
final String subInterfaceName =
getSubInterfaceName(parentInterfacekey.getName(), subInterfacekey.getIdentifier().intValue());
final ClassifyTableByInterface request = new ClassifyTableByInterface();
request.swIfIndex = interfaceContext.getIndex(subInterfaceName, ctx.getMappingContext());
try {
final ClassifyTableByInterfaceReply reply =
getReplyForRead(getFutureJVpp().classifyTableByInterface(request).toCompletableFuture(), id);
builder.setL2Acl(readL2Acl(reply.l2TableId, classifyTableContext, ctx.getMappingContext()));
builder.setIp4Acl(readIp4Acl(reply.ip4TableId, classifyTableContext, ctx.getMappingContext()));
builder.setIp6Acl(readIp6Acl(reply.ip6TableId, classifyTableContext, ctx.getMappingContext()));
if (LOG.isTraceEnabled()) {
LOG.trace("Attributes for ACL {} successfully read: {}", id, builder.build());
}
} catch (VppBaseCallException e) {
throw new ReadFailedException(id, e);
}
}
}
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