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/*
* Copyright (c) 2017 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.acl.read;
import com.google.common.base.Optional;
import io.fd.hc2vpp.acl.util.AclContextManager;
import io.fd.hc2vpp.acl.util.FutureJVppAclCustomizer;
import io.fd.hc2vpp.acl.util.ace.AceConverter;
import io.fd.hc2vpp.acl.util.protocol.IpProtocolReader;
import io.fd.hc2vpp.common.translate.util.Ipv4Translator;
import io.fd.hc2vpp.common.translate.util.Ipv6Translator;
import io.fd.hc2vpp.common.translate.util.JvppReplyConsumer;
import io.fd.honeycomb.translate.read.ReadContext;
import io.fd.honeycomb.translate.read.ReadFailedException;
import io.fd.honeycomb.translate.spi.read.Initialized;
import io.fd.honeycomb.translate.spi.read.InitializingListReaderCustomizer;
import io.fd.honeycomb.translate.util.read.cache.DumpCacheManager;
import io.fd.honeycomb.translate.util.read.cache.EntityDumpExecutor;
import io.fd.vpp.jvpp.acl.dto.AclDetails;
import io.fd.vpp.jvpp.acl.dto.AclDetailsReplyDump;
import io.fd.vpp.jvpp.acl.dto.AclDump;
import io.fd.vpp.jvpp.acl.dto.MacipAclDetails;
import io.fd.vpp.jvpp.acl.dto.MacipAclDetailsReplyDump;
import io.fd.vpp.jvpp.acl.dto.MacipAclDump;
import io.fd.vpp.jvpp.acl.future.FutureJVppAclFacade;
import java.util.ArrayList;
import java.util.List;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.vpp.acl.rev181022.VppAclAugmentation;
import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.vpp.acl.rev181022.VppAclAugmentationBuilder;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev181001.AclsBuilder;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev181001.acls.Acl;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev181001.acls.AclBuilder;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev181001.acls.AclKey;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev181001.acls.acl.AcesBuilder;
import org.opendaylight.yangtools.concepts.Builder;
import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
public class AclCustomizer extends FutureJVppAclCustomizer
implements InitializingListReaderCustomizer<Acl, AclKey, AclBuilder>, JvppReplyConsumer, Ipv6Translator,
Ipv4Translator, IpProtocolReader, AceConverter {
private static final Integer READ_ALL = -1;
private final AclContextManager standardAclContext;
private final AclContextManager macipAclContext;
private final DumpCacheManager<AclDetailsReplyDump, Integer> vppAclDumpManager;
private final DumpCacheManager<MacipAclDetailsReplyDump, Integer> macipAclDumpManager;
public AclCustomizer(@Nonnull final FutureJVppAclFacade jVppAclFacade,
@Nonnull final AclContextManager standardAclContext,
@Nonnull final AclContextManager macipAclContext) {
super(jVppAclFacade);
this.standardAclContext = standardAclContext;
this.macipAclContext = macipAclContext;
vppAclDumpManager = new DumpCacheManager.DumpCacheManagerBuilder<AclDetailsReplyDump, Integer>()
.withExecutor(createVppAclExecutor())
.acceptOnly(AclDetailsReplyDump.class)
.build();
macipAclDumpManager = new DumpCacheManager.DumpCacheManagerBuilder<MacipAclDetailsReplyDump, Integer>()
.withExecutor(createMacipAclExecutor())
.acceptOnly(MacipAclDetailsReplyDump.class)
.build();
}
private EntityDumpExecutor<AclDetailsReplyDump, Integer> createVppAclExecutor() {
return (identifier, params) -> {
AclDump request = new AclDump();
request.aclIndex = params;
return getReplyForRead(getjVppAclFacade().aclDump(request).toCompletableFuture(), identifier);
};
}
private EntityDumpExecutor<MacipAclDetailsReplyDump, Integer> createMacipAclExecutor() {
return (identifier, params) -> {
MacipAclDump request = new MacipAclDump();
request.aclIndex = params;
return getReplyForRead(getjVppAclFacade().macipAclDump(request).toCompletableFuture(), identifier);
};
}
@Nonnull
@Override
public Initialized<? extends DataObject> init(@Nonnull final InstanceIdentifier<Acl> id,
@Nonnull final Acl readValue,
@Nonnull final ReadContext ctx) {
return Initialized.create(id, readValue);
}
@Nonnull
@Override
public List<AclKey> getAllIds(@Nonnull final InstanceIdentifier<Acl> id, @Nonnull final ReadContext context)
throws ReadFailedException {
final List<AclKey> keys = new ArrayList<>();
final Optional<AclDetailsReplyDump> vppAclDump =
vppAclDumpManager.getDump(id, context.getModificationCache(), READ_ALL);
if (vppAclDump.isPresent()) {
vppAclDump.get().aclDetails.stream()
.map(details -> standardAclContext.getAclName(details.aclIndex, context.getMappingContext()))
.forEach(name -> keys.add(new AclKey(name)));
}
final Optional<MacipAclDetailsReplyDump> macipAclDump =
macipAclDumpManager.getDump(id, context.getModificationCache(), READ_ALL);
if (macipAclDump.isPresent()) {
macipAclDump.get().macipAclDetails.stream()
.map(details -> macipAclContext.getAclName(details.aclIndex, context.getMappingContext()))
.forEach(name -> keys.add(new AclKey(name)));
}
return keys;
}
@Override
public void merge(@Nonnull final Builder<? extends DataObject> builder, @Nonnull final List<Acl> readData) {
((AclsBuilder) builder).setAcl(readData);
}
@Nonnull
@Override
public AclBuilder getBuilder(@Nonnull final InstanceIdentifier<Acl> id) {
return new AclBuilder();
}
@Override
public void readCurrentAttributes(@Nonnull final InstanceIdentifier<Acl> id, @Nonnull final AclBuilder builder,
@Nonnull final ReadContext ctx) throws ReadFailedException {
final AclKey key = id.firstKeyOf(Acl.class);
builder.withKey(key);
final String name = key.getName();
if (standardAclContext.containsAcl(name, ctx.getMappingContext())) {
final int index = standardAclContext.getAclIndex(name, ctx.getMappingContext());
final Optional<AclDetailsReplyDump> dump = vppAclDumpManager.getDump(id, ctx.getModificationCache(), index);
if (dump.isPresent() && !dump.get().aclDetails.isEmpty()) {
final java.util.Optional<AclDetails> detail = dump.get().aclDetails.stream()
.filter(acl -> acl.aclIndex == index).findFirst();
if (detail.isPresent()) {
final AclDetails aclDetails = detail.get();
setTag(builder, aclDetails.tag);
builder.setAces(new AcesBuilder()
.setAce(toStandardAces(name, aclDetails.r, standardAclContext, ctx.getMappingContext()))
.build());
}
}
} else if (macipAclContext.containsAcl(name, ctx.getMappingContext())) {
final int index = macipAclContext.getAclIndex(name, ctx.getMappingContext());
final Optional<MacipAclDetailsReplyDump> dump =
macipAclDumpManager.getDump(id, ctx.getModificationCache(), index);
if (dump.isPresent() && !dump.get().macipAclDetails.isEmpty()) {
final java.util.Optional<MacipAclDetails> detail =
dump.get().macipAclDetails.stream().filter(acl -> acl.aclIndex == index).findFirst();
final MacipAclDetails macipAclDetails = detail.get();
setTag(builder, macipAclDetails.tag);
if (detail.isPresent()) {
builder.setAces(new AcesBuilder()
.setAce(toMacIpAces(name, macipAclDetails.r, macipAclContext, ctx.getMappingContext()))
.build());
}
}
} else {
throw new IllegalArgumentException("Unsupported acl: " + id);
}
}
private void setTag(@Nonnull final AclBuilder builder, @Nullable final byte[] tag) {
if (tag != null) {
final String strTag = toString(tag);
if (strTag.length() > 0) {
builder.addAugmentation(
VppAclAugmentation.class, new VppAclAugmentationBuilder().setTag(strTag).build()
);
}
}
}
}
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