diff options
Diffstat (limited to 'l3/utils/src/main/java/io/fd/hc2vpp/l3/utils/ip/read/IpAddressReader.java')
-rw-r--r-- | l3/utils/src/main/java/io/fd/hc2vpp/l3/utils/ip/read/IpAddressReader.java | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/l3/utils/src/main/java/io/fd/hc2vpp/l3/utils/ip/read/IpAddressReader.java b/l3/utils/src/main/java/io/fd/hc2vpp/l3/utils/ip/read/IpAddressReader.java new file mode 100644 index 000000000..369241e47 --- /dev/null +++ b/l3/utils/src/main/java/io/fd/hc2vpp/l3/utils/ip/read/IpAddressReader.java @@ -0,0 +1,147 @@ +/* + * 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.l3.utils.ip.read; + +import static com.google.common.base.Preconditions.checkNotNull; + +import com.google.common.base.Optional; +import io.fd.hc2vpp.common.translate.util.ByteDataTranslator; +import io.fd.hc2vpp.common.translate.util.JvppReplyConsumer; +import io.fd.hc2vpp.common.translate.util.NamingContext; +import io.fd.hc2vpp.v3po.util.SubInterfaceUtils; +import io.fd.honeycomb.translate.read.ReadContext; +import io.fd.honeycomb.translate.read.ReadFailedException; +import io.fd.honeycomb.translate.util.RWUtils; +import io.fd.honeycomb.translate.util.read.cache.DumpCacheManager; +import io.fd.honeycomb.translate.util.read.cache.EntityDumpExecutor; +import io.fd.vpp.jvpp.core.dto.IpAddressDetails; +import io.fd.vpp.jvpp.core.dto.IpAddressDetailsReplyDump; +import io.fd.vpp.jvpp.core.dto.IpAddressDump; +import io.fd.vpp.jvpp.core.future.FutureJVppCore; +import java.util.Collections; +import java.util.List; +import java.util.function.Function; +import java.util.stream.Collectors; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4AddressNoZone; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6AddressNoZone; +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.opendaylight.params.xml.ns.yang.vpp.vlan.rev161214.interfaces.state._interface.sub.interfaces.SubInterface; +import org.opendaylight.yangtools.yang.binding.Identifier; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; + +/** + * Provides logic for reading of ip addresses + */ +public abstract class IpAddressReader extends IpReader { + + private final DumpCacheManager<IpAddressDetailsReplyDump, IfaceDumpFilter> dumpCacheManager; + + protected IpAddressReader(@Nonnull final NamingContext interfaceContext, final boolean isIpv6, + @Nonnull final DumpCacheManager<IpAddressDetailsReplyDump, IfaceDumpFilter> dumpCacheManager) { + super(interfaceContext, isIpv6); + this.dumpCacheManager = dumpCacheManager; + } + + @Nonnull + protected Optional<IpAddressDetailsReplyDump> interfaceAddressDumpSupplier(@Nonnull final InstanceIdentifier<?> id, + @Nonnull final ReadContext context) throws ReadFailedException { + return dumpCacheManager.getDump(id, context.getModificationCache(), new IfaceDumpFilter(getInterfaceContext() + .getIndex(id.firstKeyOf(Interface.class).getName(), context.getMappingContext()), isIpv6())); + } + + @Nonnull + protected Optional<IpAddressDetailsReplyDump> subInterfaceAddressDumpSupplier(@Nonnull final InstanceIdentifier<?> id, + @Nonnull final ReadContext context) throws ReadFailedException { + final String subInterfaceName = SubInterfaceUtils.getSubInterfaceName(id.firstKeyOf(Interface.class).getName(), + id.firstKeyOf(SubInterface.class).getIdentifier().intValue()); + return dumpCacheManager.getDump(id, context.getModificationCache(), new IfaceDumpFilter(getInterfaceContext() + .getIndex(subInterfaceName, context.getMappingContext()), isIpv6())); + } + + @Nonnull + protected <T extends Identifier> List<T> getAllIpv4AddressIds( + final Optional<IpAddressDetailsReplyDump> dumpOptional, + @Nonnull final Function<Ipv4AddressNoZone, T> keyConstructor) { + if (dumpOptional.isPresent() && dumpOptional.get().ipAddressDetails != null) { + return dumpOptional.get().ipAddressDetails.stream() + .map(detail -> keyConstructor.apply(arrayToIpv4AddressNoZone(detail.ip))) + .collect(Collectors.toList()); + } else { + return Collections.emptyList(); + } + } + + @Nonnull + protected <T extends Identifier> List<T> getAllIpv6AddressIds( + final Optional<IpAddressDetailsReplyDump> dumpOptional, + @Nonnull final Function<Ipv6AddressNoZone, T> keyConstructor) { + if (dumpOptional.isPresent() && dumpOptional.get().ipAddressDetails != null) { + return dumpOptional.get().ipAddressDetails.stream() + .map(detail -> keyConstructor.apply(arrayToIpv6AddressNoZone(detail.ip))) + .collect(Collectors.toList()); + } else { + return Collections.emptyList(); + } + } + + @Nonnull + protected Optional<IpAddressDetails> findIpv4AddressDetailsByIp( + final Optional<IpAddressDetailsReplyDump> dump, + @Nonnull final Ipv4AddressNoZone ip) { + checkNotNull(ip, "ip address should not be null"); + + if (dump.isPresent() && dump.get().ipAddressDetails != null) { + final List<IpAddressDetails> details = dump.get().ipAddressDetails; + + return Optional.of(details.stream() + .filter(singleDetail -> ip.equals(arrayToIpv4AddressNoZone(singleDetail.ip))) + .collect(RWUtils.singleItemCollector())); + } + return Optional.absent(); + } + + @Nonnull + protected Optional<IpAddressDetails> findIpv6AddressDetailsByIp( + final Optional<IpAddressDetailsReplyDump> dump, + @Nonnull final Ipv6AddressNoZone ip) { + checkNotNull(ip, "ip address should not be null"); + + if (dump.isPresent() && dump.get().ipAddressDetails != null) { + final List<IpAddressDetails> details = dump.get().ipAddressDetails; + + return Optional.of(details.stream() + .filter(singleDetail -> ip.equals(arrayToIpv6AddressNoZone(singleDetail.ip))) + .collect(RWUtils.singleItemCollector())); + } + return Optional.absent(); + } + + @Nonnull + protected static EntityDumpExecutor<IpAddressDetailsReplyDump, IfaceDumpFilter> createAddressDumpExecutor( + @Nonnull final FutureJVppCore vppApi) { + return (identifier, params) -> { + checkNotNull(params, "Address dump params cannot be null"); + + final IpAddressDump dumpRequest = new IpAddressDump(); + dumpRequest.isIpv6 = ByteDataTranslator.INSTANCE.booleanToByte(params.isIpv6()); + dumpRequest.swIfIndex = params.getInterfaceIndex(); + + return JvppReplyConsumer.INSTANCE.getReplyForRead(vppApi.ipAddressDump(dumpRequest).toCompletableFuture(), identifier); + }; + } +} |