gerrit.fd Code Review - honeycomb.git/blob

   1 /*
   2  * Copyright (c) 2016 Cisco and/or its affiliates.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at:
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package io.fd.honeycomb.translate.v3po.interfacesstate.ip;
  18
  19 import static com.google.common.base.Preconditions.checkNotNull;
  20
  21 import com.google.common.base.Optional;
  22 import io.fd.honeycomb.translate.read.ReadContext;
  23 import io.fd.honeycomb.translate.read.ReadFailedException;
  24 import io.fd.honeycomb.translate.spi.read.ListReaderCustomizer;
  25 import io.fd.honeycomb.translate.util.read.cache.DumpCacheManager;
  26 import io.fd.honeycomb.translate.v3po.interfacesstate.ip.dump.AddressDumpExecutor;
  27 import io.fd.honeycomb.translate.v3po.interfacesstate.ip.dump.params.AddressDumpParams;
  28 import io.fd.honeycomb.translate.vpp.util.FutureJVppCustomizer;
  29 import io.fd.honeycomb.translate.vpp.util.NamingContext;
  30 import io.fd.vpp.jvpp.core.dto.IpAddressDetails;
  31 import io.fd.vpp.jvpp.core.dto.IpAddressDetailsReplyDump;
  32 import io.fd.vpp.jvpp.core.future.FutureJVppCore;
  33 import java.util.List;
  34 import javax.annotation.Nonnull;
  35 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface;
  36 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces.state._interface.Ipv4Builder;
  37 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces.state._interface.ipv4.Address;
  38 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces.state._interface.ipv4.AddressBuilder;
  39 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces.state._interface.ipv4.AddressKey;
  40 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces.state._interface.ipv4.address.subnet.PrefixLengthBuilder;
  41 import org.opendaylight.yangtools.concepts.Builder;
  42 import org.opendaylight.yangtools.yang.binding.DataObject;
  43 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  44 import org.slf4j.Logger;
  45 import org.slf4j.LoggerFactory;
  46
  47 /**
  48  * Read customizer for interface Ipv4 addresses.
  49  */
  50 public class Ipv4AddressCustomizer extends FutureJVppCustomizer
  51         implements ListReaderCustomizer<Address, AddressKey, AddressBuilder>, Ipv4Reader {
  52
  53     private static final Logger LOG = LoggerFactory.getLogger(Ipv4AddressCustomizer.class);
  54     private static final String CACHE_KEY = Ipv4AddressCustomizer.class.getName();
  55
  56     private final NamingContext interfaceContext;
  57     private final DumpCacheManager<IpAddressDetailsReplyDump, AddressDumpParams> dumpManager;
  58
  59     public Ipv4AddressCustomizer(@Nonnull final FutureJVppCore futureJVppCore,
  60                                  @Nonnull final NamingContext interfaceContext) {
  61         super(futureJVppCore);
  62         this.interfaceContext = checkNotNull(interfaceContext, "interfaceContext should not be null");
  63         this.dumpManager = new DumpCacheManager.DumpCacheManagerBuilder<IpAddressDetailsReplyDump, AddressDumpParams>()
  64                 .withExecutor(new AddressDumpExecutor(futureJVppCore))
  65                 .build();
  66     }
  67
  68     @Override
  69     @Nonnull
  70     public AddressBuilder getBuilder(@Nonnull InstanceIdentifier<Address> id) {
  71         return new AddressBuilder();
  72     }
  73
  74     @Override
  75     public void readCurrentAttributes(@Nonnull InstanceIdentifier<Address> id, @Nonnull AddressBuilder builder,
  76                                       @Nonnull ReadContext ctx)
  77             throws ReadFailedException {
  78         LOG.debug("Reading attributes for interface address: {}", id);
  79
  80         final String interfaceName = id.firstKeyOf(Interface.class).getName();
  81         final int interfaceIndex = interfaceContext.getIndex(interfaceName, ctx.getMappingContext());
  82         final Optional<IpAddressDetailsReplyDump> dumpOptional = dumpManager
  83                 .getDump(id, CACHE_KEY, ctx.getModificationCache(), new AddressDumpParams(interfaceIndex, false));
  84
  85         if (!dumpOptional.isPresent() || dumpOptional.get().ipAddressDetails.isEmpty()) {
  86             return;
  87         }
  88         final Optional<IpAddressDetails> ipAddressDetails =
  89                 findIpAddressDetailsByIp(dumpOptional, id.firstKeyOf(Address.class).getIp());
  90
  91         if (ipAddressDetails.isPresent()) {
  92             final IpAddressDetails detail = ipAddressDetails.get();
  93             builder.setIp(arrayToIpv4AddressNoZone(detail.ip))
  94                     .setSubnet(
  95                             new PrefixLengthBuilder().setPrefixLength(Short.valueOf(detail.prefixLength)).build());
  96
  97             if (LOG.isDebugEnabled()) {
  98                 LOG.debug("Attributes for {} interface (id={}) address {} successfully read: {}",
  99                         interfaceName, interfaceIndex, id, builder.build());
 100             }
 101         }
 102     }
 103
 104     @Override
 105     public List<AddressKey> getAllIds(@Nonnull InstanceIdentifier<Address> id, @Nonnull ReadContext ctx)
 106             throws ReadFailedException {
 107         LOG.debug("Reading list of keys for interface addresses: {}", id);
 108
 109         final String interfaceName = id.firstKeyOf(Interface.class).getName();
 110         final int interfaceIndex = interfaceContext.getIndex(interfaceName, ctx.getMappingContext());
 111         final Optional<IpAddressDetailsReplyDump> dumpOptional = dumpManager
 112                 .getDump(id, CACHE_KEY, ctx.getModificationCache(), new AddressDumpParams(interfaceIndex, false));
 113
 114         return getAllIpv4AddressIds(dumpOptional, AddressKey::new);
 115     }
 116
 117     @Override
 118     public void merge(@Nonnull Builder<? extends DataObject> builder, @Nonnull List<Address> readData) {
 119         ((Ipv4Builder) builder).setAddress(readData);
 120     }
 121
 122 }