diff options
Diffstat (limited to 'vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/read')
6 files changed, 736 insertions, 0 deletions
diff --git a/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/read/ClassifySessionReader.java b/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/read/ClassifySessionReader.java new file mode 100644 index 000000000..4b985538e --- /dev/null +++ b/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/read/ClassifySessionReader.java @@ -0,0 +1,212 @@ +/* + * 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.vpp.classifier.read; + +import static com.google.common.base.Preconditions.checkNotNull; + +import com.google.common.base.Optional; +import com.google.common.base.Preconditions; +import com.google.common.primitives.UnsignedInts; +import io.fd.hc2vpp.common.translate.util.FutureJVppCustomizer; +import io.fd.hc2vpp.common.translate.util.JvppReplyConsumer; +import io.fd.hc2vpp.v3po.interfacesstate.InterfaceDataTranslator; +import io.fd.hc2vpp.vpp.classifier.context.VppClassifierContextManager; +import io.fd.honeycomb.translate.MappingContext; +import io.fd.honeycomb.translate.read.ReadContext; +import io.fd.honeycomb.translate.read.ReadFailedException; +import io.fd.honeycomb.translate.spi.read.ListReaderCustomizer; +import io.fd.vpp.jvpp.core.dto.ClassifySessionDetails; +import io.fd.vpp.jvpp.core.dto.ClassifySessionDetailsReplyDump; +import io.fd.vpp.jvpp.core.dto.ClassifySessionDump; +import io.fd.vpp.jvpp.core.future.FutureJVppCore; +import java.util.Arrays; +import java.util.Collections; +import java.util.List; +import java.util.stream.Collectors; +import javax.annotation.Nonnull; +import javax.annotation.Nullable; +import javax.xml.bind.DatatypeConverter; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.HexString; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev161214.OpaqueIndex; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev161214.VppNode; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev161214.VppNodeName; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev161214.classify.table.base.attributes.ClassifySession; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev161214.classify.table.base.attributes.ClassifySessionBuilder; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev161214.classify.table.base.attributes.ClassifySessionKey; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev161214.vpp.classifier.state.ClassifyTable; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev161214.vpp.classifier.state.ClassifyTableBuilder; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev161214.vpp.classifier.state.ClassifyTableKey; +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; + +/** + * Reader customizer responsible for classify session read.<br> to VPP.<br> Equivalent to invoking {@code vppctl show + * class table verbose} command. + */ +public class ClassifySessionReader extends FutureJVppCustomizer + implements ListReaderCustomizer<ClassifySession, ClassifySessionKey, ClassifySessionBuilder>, + InterfaceDataTranslator, VppNodeReader, JvppReplyConsumer { + + private static final Logger LOG = LoggerFactory.getLogger(ClassifySessionReader.class); + static final String CACHE_KEY = ClassifySessionReader.class.getName(); + + private final VppClassifierContextManager classifyTableContext; + + public ClassifySessionReader(@Nonnull final FutureJVppCore futureJVppCore, + @Nonnull final VppClassifierContextManager classifyTableContext) { + super(futureJVppCore); + this.classifyTableContext = checkNotNull(classifyTableContext, "classifyTableContext should not be null"); + } + + @Override + public void merge(@Nonnull final Builder<? extends DataObject> builder, + @Nonnull final List<ClassifySession> readData) { + ((ClassifyTableBuilder) builder).setClassifySession(readData); + } + + @Nonnull + @Override + public ClassifySessionBuilder getBuilder(@Nonnull final InstanceIdentifier<ClassifySession> id) { + return new ClassifySessionBuilder(); + } + + @Override + public void readCurrentAttributes(@Nonnull final InstanceIdentifier<ClassifySession> id, + @Nonnull final ClassifySessionBuilder builder, @Nonnull final ReadContext ctx) + throws ReadFailedException { + LOG.debug("Reading attributes for classify session: {}", id); + + final ClassifySessionKey key = id.firstKeyOf(ClassifySession.class); + Preconditions.checkArgument(key != null, "could not find ClassifySession key in {}", id); + + final ClassifySessionDetailsReplyDump classifySessionDump = dumpClassifySessions(id, ctx); + final byte[] match = DatatypeConverter.parseHexBinary(key.getMatch().getValue().replace(":", "")); + final Optional<ClassifySessionDetails> classifySession = + findClassifySessionDetailsByMatch(classifySessionDump, match); + + if (classifySession.isPresent()) { + final ClassifySessionDetails detail = classifySession.get(); + final Optional<VppNode> node = + readVppNode(detail.tableId, detail.hitNextIndex, classifyTableContext, ctx.getMappingContext(), LOG); + if (node.isPresent()) { + builder.setHitNext(node.get()); + } else { + builder.setHitNext(new VppNode(new VppNodeName("unknown"))); // TODO(HC2VPP-9): remove this workaround + } + if (detail.opaqueIndex != ~0) { + // value is specified: + builder.setOpaqueIndex(readOpaqueIndex(detail.tableId, detail.opaqueIndex, ctx.getMappingContext())); + } + builder.setAdvance(detail.advance); + builder.setMatch(key.getMatch()); + + if (LOG.isTraceEnabled()) { + LOG.trace("Attributes for classify session {} successfully read: {}", id, builder.build()); + } + } + } + + private OpaqueIndex readOpaqueIndex(final int tableIndex, final int opaqueIndex, final MappingContext ctx) { + // We first try to map the value to a vpp node, if that fails, simply wrap the u32 value + // TODO: HONEYCOMB-118 the approach might fail if the opaqueIndex contains small value that collides + // with some of the adjacent nodes + + final Optional<VppNode> node = readVppNode(tableIndex, opaqueIndex, classifyTableContext, ctx, LOG); + if (node.isPresent()) { + return new OpaqueIndex(node.get()); + } else { + return new OpaqueIndex(UnsignedInts.toLong(opaqueIndex)); + } + } + + @Nullable + private ClassifySessionDetailsReplyDump dumpClassifySessions(@Nonnull final InstanceIdentifier<?> id, + @Nonnull final ReadContext ctx) + throws ReadFailedException { + final ClassifyTableKey tableKey = id.firstKeyOf(ClassifyTable.class); + Preconditions.checkArgument(tableKey != null, "could not find ClassifyTable key in {}", id); + + final String cacheKey = CACHE_KEY + tableKey; + + ClassifySessionDetailsReplyDump classifySessionDump = + (ClassifySessionDetailsReplyDump) ctx.getModificationCache().get(cacheKey); + if (classifySessionDump != null) { + LOG.debug("Classify sessions is present in cache: {}", cacheKey); + return classifySessionDump; + } + + final String tableName = tableKey.getName(); + Preconditions.checkState(classifyTableContext.containsTable(tableName, ctx.getMappingContext()), + "Reading classify sessions for table {}, but table index could not be found in the classify table context", + tableName); + final int tableId = classifyTableContext.getTableIndex(tableName, ctx.getMappingContext()); + LOG.debug("Dumping classify sessions for classify table id={}", tableId); + + + final ClassifySessionDump dumpRequest = new ClassifySessionDump(); + dumpRequest.tableId = tableId; + final int timeOut = 30; // there can be many session with current ietf-acl implementation (could be probably + // removed after fixing HONEYCOMB-247) + classifySessionDump = + getReplyForRead(getFutureJVpp().classifySessionDump(dumpRequest).toCompletableFuture(), id, timeOut); + + if (classifySessionDump != null) { + // update the cache: + ctx.getModificationCache().put(cacheKey, classifySessionDump); + } + + return classifySessionDump; + } + + private static Optional<ClassifySessionDetails> findClassifySessionDetailsByMatch( + @Nullable final ClassifySessionDetailsReplyDump classifySessionDump, @Nonnull final byte[] match) { + if (classifySessionDump != null && classifySessionDump.classifySessionDetails != null) { + final List<ClassifySessionDetails> details = classifySessionDump.classifySessionDetails; + final List<ClassifySessionDetails> filteredSessions = details.stream() + .filter(singleDetail -> Arrays.equals(singleDetail.match, match)).collect(Collectors.toList()); + if (filteredSessions.isEmpty()) { + return Optional.absent(); + } else if (filteredSessions.size() == 1) { + return Optional.of(filteredSessions.get(0)); + } else { + throw new IllegalStateException(String.format( + "Found %d classify sessions witch given match. Single session expected.", + filteredSessions.size())); + } + } + return Optional.absent(); + } + + @Nonnull + @Override + public List<ClassifySessionKey> getAllIds(@Nonnull final InstanceIdentifier<ClassifySession> id, + @Nonnull final ReadContext ctx) throws ReadFailedException { + LOG.debug("Reading list of keys for classify sessions: {}", id); + + final ClassifySessionDetailsReplyDump classifySessionDump = dumpClassifySessions(id, ctx); + if (classifySessionDump != null && classifySessionDump.classifySessionDetails != null) { + return classifySessionDump.classifySessionDetails.stream() + .map(detail -> new ClassifySessionKey(new HexString(printHexBinary(detail.match)))) + .collect(Collectors.toList()); + } else { + return Collections.emptyList(); + } + } +} diff --git a/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/read/ClassifyTableReader.java b/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/read/ClassifyTableReader.java new file mode 100644 index 000000000..27d3e1075 --- /dev/null +++ b/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/read/ClassifyTableReader.java @@ -0,0 +1,177 @@ +/* + * 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.vpp.classifier.read; + +import static com.google.common.base.Preconditions.checkNotNull; + +import com.google.common.base.Optional; +import com.google.common.base.Preconditions; +import com.google.common.primitives.UnsignedInts; +import io.fd.hc2vpp.common.translate.util.FutureJVppCustomizer; +import io.fd.hc2vpp.common.translate.util.JvppReplyConsumer; +import io.fd.hc2vpp.common.translate.util.MacTranslator; +import io.fd.hc2vpp.v3po.interfacesstate.InterfaceDataTranslator; +import io.fd.hc2vpp.vpp.classifier.context.VppClassifierContextManager; +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.vpp.jvpp.core.dto.ClassifyTableIds; +import io.fd.vpp.jvpp.core.dto.ClassifyTableIdsReply; +import io.fd.vpp.jvpp.core.dto.ClassifyTableInfo; +import io.fd.vpp.jvpp.core.dto.ClassifyTableInfoReply; +import io.fd.vpp.jvpp.core.future.FutureJVppCore; +import java.util.Arrays; +import java.util.Collections; +import java.util.List; +import java.util.stream.Collectors; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.HexString; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev161214.VppClassifier; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev161214.VppClassifierStateBuilder; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev161214.VppNode; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev161214.VppNodeName; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev161214.vpp.classifier.state.ClassifyTable; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev161214.vpp.classifier.state.ClassifyTableBuilder; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev161214.vpp.classifier.state.ClassifyTableKey; +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; + +/** + * Reader customizer responsible for classify table read.<br> to VPP.<br> Equivalent to invoking {@code vppctl show + * class table} command. + */ +public class ClassifyTableReader extends FutureJVppCustomizer + implements InitializingListReaderCustomizer<ClassifyTable, ClassifyTableKey, ClassifyTableBuilder>, VppNodeReader, + MacTranslator, InterfaceDataTranslator, JvppReplyConsumer { + + private static final Logger LOG = LoggerFactory.getLogger(ClassifyTableReader.class); + private final VppClassifierContextManager classifyTableContext; + + public ClassifyTableReader(@Nonnull final FutureJVppCore futureJVppCore, + @Nonnull final VppClassifierContextManager classifyTableContext) { + super(futureJVppCore); + this.classifyTableContext = checkNotNull(classifyTableContext, "classifyTableContext should not be null"); + } + + + @Override + public void merge(@Nonnull final Builder<? extends DataObject> builder, + @Nonnull final List<ClassifyTable> readData) { + ((VppClassifierStateBuilder) builder).setClassifyTable(readData); + } + + @Nonnull + @Override + public ClassifyTableBuilder getBuilder(@Nonnull final InstanceIdentifier<ClassifyTable> id) { + return new ClassifyTableBuilder(); + } + + @Override + public void readCurrentAttributes(@Nonnull final InstanceIdentifier<ClassifyTable> id, + @Nonnull final ClassifyTableBuilder builder, @Nonnull final ReadContext ctx) + throws ReadFailedException { + LOG.debug("Reading attributes for classify table: {}", id); + + final ClassifyTableKey key = id.firstKeyOf(ClassifyTable.class); + Preconditions.checkArgument(key != null, "could not find ClassifyTable key in {}", id); + final ClassifyTableInfo request = new ClassifyTableInfo(); + + final String tableName = key.getName(); + if (!classifyTableContext.containsTable(tableName, ctx.getMappingContext())) { + LOG.debug("Could not find classify table {} in the naming context", tableName); + return; + } + request.tableId = classifyTableContext.getTableIndex(tableName, ctx.getMappingContext()); + + + final ClassifyTableInfoReply reply = + getReplyForRead(getFutureJVpp().classifyTableInfo(request).toCompletableFuture(), id); + + // mandatory values: + builder.setName(tableName); + builder.setKey(key); + builder.setNbuckets(UnsignedInts.toLong(reply.nbuckets)); + builder.setSkipNVectors(UnsignedInts.toLong(reply.skipNVectors)); + + // optional value read from context + final Optional<String> tableBaseNode = + classifyTableContext.getTableBaseNode(tableName, ctx.getMappingContext()); + if (tableBaseNode.isPresent()) { + builder.setClassifierNode(new VppNodeName(tableBaseNode.get())); + } + + final Optional<VppNode> node = + readVppNode(reply.tableId, reply.missNextIndex, classifyTableContext, ctx.getMappingContext(), LOG); + if (node.isPresent()) { + builder.setMissNext(node.get()); + } else { + builder.setMissNext(new VppNode(new VppNodeName("unknown"))); // TODO(HC2VPP-9): remove this workaround + } + builder.setMask(new HexString(printHexBinary(reply.mask))); + builder.setActiveSessions(UnsignedInts.toLong(reply.activeSessions)); + + if (reply.nextTableIndex != ~0) { + // next table index is present: + builder.setNextTable(classifyTableContext.getTableName(reply.nextTableIndex, ctx.getMappingContext())); + } + + if (LOG.isTraceEnabled()) { + LOG.trace("Attributes for classify table {} successfully read: {}", id, builder.build()); + } + } + + @Nonnull + @Override + public List<ClassifyTableKey> getAllIds(@Nonnull final InstanceIdentifier<ClassifyTable> id, + @Nonnull final ReadContext context) throws ReadFailedException { + LOG.debug("Reading list of keys for classify tables: {}", id); + + final ClassifyTableIdsReply classifyTableIdsReply = + getReplyForRead(getFutureJVpp().classifyTableIds(new ClassifyTableIds()).toCompletableFuture(), + id); + if (classifyTableIdsReply.ids != null) { + return Arrays.stream(classifyTableIdsReply.ids).mapToObj(i -> { + final String tableName = classifyTableContext.getTableName(i, context.getMappingContext()); + LOG.trace("Classify table with name: {} and index: {} found in VPP", tableName, i); + return new ClassifyTableKey(tableName); + }).collect(Collectors.toList()); + } else { + return Collections.emptyList(); + } + } + + @Override + public Initialized<org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev161214.vpp.classifier.ClassifyTable> init( + @Nonnull final InstanceIdentifier<ClassifyTable> id, @Nonnull final ClassifyTable readValue, + @Nonnull final ReadContext ctx) { + return Initialized.create(getCfgId(id), + new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev161214.vpp.classifier.ClassifyTableBuilder(readValue) + .setName(readValue.getName()) + .build()); + } + + static InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev161214.vpp.classifier.ClassifyTable> getCfgId( + final InstanceIdentifier<ClassifyTable> id) { + return InstanceIdentifier.create(VppClassifier.class) + .child(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev161214.vpp.classifier.ClassifyTable.class, + new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev161214.vpp.classifier.ClassifyTableKey(id.firstKeyOf(ClassifyTable.class).getName())); + } +} diff --git a/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/read/VppNodeReader.java b/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/read/VppNodeReader.java new file mode 100644 index 000000000..8fe4786bc --- /dev/null +++ b/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/read/VppNodeReader.java @@ -0,0 +1,46 @@ +/* + * 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.vpp.classifier.read; + +import com.google.common.base.Optional; +import io.fd.hc2vpp.vpp.classifier.context.VppClassifierContextManager; +import io.fd.honeycomb.translate.MappingContext; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev161214.PacketHandlingAction; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev161214.VppNode; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev161214.VppNodeName; +import org.slf4j.Logger; + +interface VppNodeReader { + + /** + * Converts vpp node index to YANG representation of vpp node. + * + * @param nodeIndex index of vpp node treated as signed integer. + * @return vpp node representation + */ + default Optional<VppNode> readVppNode(final int tableIndex, final int nodeIndex, + @Nonnull final VppClassifierContextManager vppClassifierContextManager, + @Nonnull final MappingContext ctx, @Nonnull final Logger log) { + final PacketHandlingAction action = PacketHandlingAction.forValue(nodeIndex); + if (action == null) { + return vppClassifierContextManager.getNodeName(tableIndex, nodeIndex, ctx) + .transform(nodeName -> new VppNode(new VppNodeName(nodeName))); + } + return Optional.of(new VppNode(action)); + } +} diff --git a/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/read/acl/AclCustomizer.java b/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/read/acl/AclCustomizer.java new file mode 100644 index 000000000..6d5fde4e5 --- /dev/null +++ b/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/read/acl/AclCustomizer.java @@ -0,0 +1,119 @@ +/* + * 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.vpp.classifier.read.acl; + +import static com.google.common.base.Preconditions.checkArgument; +import static com.google.common.base.Preconditions.checkNotNull; + +import io.fd.hc2vpp.common.translate.util.FutureJVppCustomizer; +import io.fd.hc2vpp.common.translate.util.JvppReplyConsumer; +import io.fd.hc2vpp.common.translate.util.NamingContext; +import io.fd.hc2vpp.v3po.interfacesstate.InterfaceCustomizer; +import io.fd.hc2vpp.vpp.classifier.context.VppClassifierContextManager; +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.InitializingReaderCustomizer; +import io.fd.honeycomb.translate.util.RWUtils; +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._interface.acl.rev161214.VppInterfaceAclAugmentation; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.acl.rev161214.vpp.acl.attributes.Acl; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.acl.rev161214.vpp.acl.attributes.AclBuilder; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.acl.rev161214.vpp.acl.attributes.acl.Ingress; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.acl.rev161214.vpp.acl.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 interface. + */ +public class AclCustomizer extends FutureJVppCustomizer + implements InitializingReaderCustomizer<Ingress, IngressBuilder>, AclReader, JvppReplyConsumer { + + private static final Logger LOG = LoggerFactory.getLogger(AclCustomizer.class); + private final NamingContext interfaceContext; + private final VppClassifierContextManager classifyTableContext; + + public AclCustomizer(@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 interface ACL: {}", id); + final InterfaceKey interfaceKey = id.firstKeyOf(Interface.class); + checkArgument(interfaceKey != null, "No parent interface key found"); + + final ClassifyTableByInterface request = new ClassifyTableByInterface(); + request.swIfIndex = interfaceContext.getIndex(interfaceKey.getName(), ctx.getMappingContext()); + + 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()); + } + } + + @Override + public Initialized<Ingress> init( + @Nonnull final InstanceIdentifier<Ingress> id, @Nonnull final Ingress readValue, + @Nonnull final ReadContext ctx) { + return Initialized.create(getCfgId(id), + new IngressBuilder() + .setL2Acl(readValue.getL2Acl()) + .setIp4Acl(readValue.getIp4Acl()) + .setIp6Acl(readValue.getIp6Acl()) + .build()); + } + + private InstanceIdentifier<Ingress> getCfgId( + final InstanceIdentifier<Ingress> id) { + return InterfaceCustomizer.getCfgId(RWUtils.cutId(id, Interface.class)) + .augmentation(VppInterfaceAclAugmentation.class) + .child(Acl.class) + .child(Ingress.class); + } +} diff --git a/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/read/acl/AclReader.java b/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/read/acl/AclReader.java new file mode 100644 index 000000000..7c74a330b --- /dev/null +++ b/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/read/acl/AclReader.java @@ -0,0 +1,60 @@ +/* + * 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.vpp.classifier.read.acl; + +import io.fd.hc2vpp.vpp.classifier.context.VppClassifierContextManager; +import io.fd.honeycomb.translate.MappingContext; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.acl.rev161214.acl.base.attributes.Ip4Acl; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.acl.rev161214.acl.base.attributes.Ip4AclBuilder; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.acl.rev161214.acl.base.attributes.Ip6Acl; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.acl.rev161214.acl.base.attributes.Ip6AclBuilder; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.acl.rev161214.acl.base.attributes.L2Acl; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.acl.rev161214.acl.base.attributes.L2AclBuilder; + +interface AclReader { + + @Nonnull + default L2Acl readL2Acl(final int l2TableId, @Nonnull final VppClassifierContextManager classifyTableContext, + @Nonnull final MappingContext mappingContext) { + if (l2TableId == ~0) { + return null; + } + return new L2AclBuilder() + .setClassifyTable(classifyTableContext.getTableName(l2TableId, mappingContext)).build(); + } + + @Nonnull + default Ip4Acl readIp4Acl(final int ip4TableId, @Nonnull final VppClassifierContextManager classifyTableContext, + @Nonnull final MappingContext mappingContext) { + if (ip4TableId == ~0) { + return null; + } + return new Ip4AclBuilder() + .setClassifyTable(classifyTableContext.getTableName(ip4TableId, mappingContext)).build(); + } + + @Nonnull + default Ip6Acl readIp6Acl(final int ip6TableId, @Nonnull final VppClassifierContextManager classifyTableContext, + @Nonnull final MappingContext mappingContext) { + if (ip6TableId == ~0) { + return null; + } + return new Ip6AclBuilder() + .setClassifyTable(classifyTableContext.getTableName(ip6TableId, mappingContext)).build(); + } +} diff --git a/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/read/acl/SubInterfaceAclCustomizer.java b/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/read/acl/SubInterfaceAclCustomizer.java new file mode 100644 index 000000000..a2671f15e --- /dev/null +++ b/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/read/acl/SubInterfaceAclCustomizer.java @@ -0,0 +1,122 @@ +/* + * 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.vpp.classifier.read.acl; + +import static com.google.common.base.Preconditions.checkArgument; +import static com.google.common.base.Preconditions.checkNotNull; +import static io.fd.hc2vpp.v3po.util.SubInterfaceUtils.getSubInterfaceName; + +import io.fd.hc2vpp.common.translate.util.FutureJVppCustomizer; +import io.fd.hc2vpp.common.translate.util.JvppReplyConsumer; +import io.fd.hc2vpp.common.translate.util.NamingContext; +import io.fd.hc2vpp.v3po.interfacesstate.SubInterfaceCustomizer; +import io.fd.hc2vpp.vpp.classifier.context.VppClassifierContextManager; +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.InitializingReaderCustomizer; +import io.fd.honeycomb.translate.util.RWUtils; +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.classifier.acl.rev161214.vpp.acl.attributes.Acl; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.acl.rev161214.vpp.acl.attributes.AclBuilder; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.acl.rev161214.vpp.acl.attributes.acl.Ingress; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.acl.rev161214.vpp.acl.attributes.acl.IngressBuilder; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.subinterface.acl.rev161214.VppSubinterfaceAclAugmentation; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev161214.interfaces.state._interface.sub.interfaces.SubInterface; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev161214.interfaces.state._interface.sub.interfaces.SubInterfaceKey; +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 InitializingReaderCustomizer<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()); + + 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()); + } + } + + @Override + public Initialized<Ingress> init( + @Nonnull final InstanceIdentifier<Ingress> id, + @Nonnull final Ingress readValue, + @Nonnull final ReadContext ctx) { + return Initialized.create(getCfgId(id), readValue); + } + + static InstanceIdentifier<Ingress> getCfgId( + final InstanceIdentifier<Ingress> id) { + return SubInterfaceCustomizer.getCfgId(RWUtils.cutId(id, SubInterface.class)) + .augmentation(VppSubinterfaceAclAugmentation.class) + .child(Acl.class) + .child(Ingress.class); + } +} |