gerrit.fd Code Review - hc2vpp.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 package io.fd.honeycomb.v3po.translate.v3po.interfacesstate.ip;
  17
  18 import io.fd.honeycomb.v3po.translate.read.ReadContext;
  19 import io.fd.honeycomb.v3po.translate.read.ReadFailedException;
  20 import io.fd.honeycomb.v3po.translate.spi.read.ChildReaderCustomizer;
  21 import io.fd.honeycomb.v3po.translate.v3po.util.FutureJVppCustomizer;
  22 import io.fd.honeycomb.v3po.translate.v3po.util.NamingContext;
  23 import io.fd.honeycomb.v3po.translate.v3po.util.TranslateUtils;
  24 import java.util.concurrent.CompletionStage;
  25 import java.util.stream.Collectors;
  26 import javax.annotation.Nonnull;
  27 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface;
  28 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.Interface2Builder;
  29 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces.state._interface.Ipv4;
  30 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces.state._interface.Ipv4Builder;
  31 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces.state._interface.ipv4.Address;
  32 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces.state._interface.ipv4.AddressBuilder;
  33 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces.state._interface.ipv4.address.subnet.PrefixLengthBuilder;
  34 import org.opendaylight.yangtools.concepts.Builder;
  35 import org.opendaylight.yangtools.yang.binding.DataObject;
  36 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  37 import org.openvpp.jvpp.VppBaseCallException;
  38 import org.openvpp.jvpp.dto.IpAddressDetails;
  39 import org.openvpp.jvpp.dto.IpAddressDetailsReplyDump;
  40 import org.openvpp.jvpp.dto.IpAddressDump;
  41 import org.openvpp.jvpp.future.FutureJVpp;
  42 import org.slf4j.Logger;
  43 import org.slf4j.LoggerFactory;
  44
  45 public class Ipv4Customizer extends FutureJVppCustomizer implements ChildReaderCustomizer<Ipv4, Ipv4Builder> {
  46
  47     private static final Logger LOG = LoggerFactory.getLogger(Ipv4Customizer.class);
  48
  49     private final NamingContext interfaceContext;
  50
  51     public Ipv4Customizer(@Nonnull final FutureJVpp futureJvpp, final NamingContext interfaceContext) {
  52         super(futureJvpp);
  53         this.interfaceContext = interfaceContext;
  54     }
  55
  56     @Override
  57     public void merge(@Nonnull final Builder<? extends DataObject> parentBuilder, @Nonnull final Ipv4 readValue) {
  58         ((Interface2Builder) parentBuilder).setIpv4(readValue);
  59     }
  60
  61     @Nonnull
  62     @Override
  63     public Ipv4Builder getBuilder(@Nonnull final InstanceIdentifier<Ipv4> id) {
  64         return new Ipv4Builder();
  65     }
  66
  67     @Override
  68     public void readCurrentAttributes(@Nonnull final InstanceIdentifier<Ipv4> id, @Nonnull final Ipv4Builder builder,
  69                                       @Nonnull final ReadContext ctx) throws ReadFailedException {
  70         LOG.debug("Reading attributes for IPv4: {}", id);
  71         final IpAddressDump dumpRequest = new IpAddressDump();
  72         dumpRequest.isIpv6 = 0;
  73         dumpRequest.swIfIndex = interfaceContext.getIndex(id.firstKeyOf(Interface.class).getName(), ctx.getMappingContext());
  74         final CompletionStage<IpAddressDetailsReplyDump> addressDumpFuture = getFutureJVpp().ipAddressDump(dumpRequest);
  75
  76         // TODO consider extracting customizer for address
  77         final IpAddressDetailsReplyDump reply;
  78         try {
  79             reply = TranslateUtils.getReply(addressDumpFuture.toCompletableFuture());
  80         } catch (VppBaseCallException e) {
  81             LOG.warn("Unable to read IPv4 attributes for {}", id, e);
  82             throw new ReadFailedException(id, e);
  83         }
  84         if(reply != null && reply.ipAddressDetails != null) {
  85             builder.setAddress(
  86                 reply.ipAddressDetails.stream()
  87                     .map(Ipv4Customizer::addressDetailsToIpv4)
  88                     .collect(Collectors.toList()));
  89         }
  90
  91         // TODO what about other children ?
  92     }
  93
  94     private static Address addressDetailsToIpv4(IpAddressDetails details) {
  95         return new AddressBuilder()
  96             .setIp(TranslateUtils.arrayToIpv4AddressNoZone(details.ip))
  97             .setSubnet(new PrefixLengthBuilder().setPrefixLength((short) details.prefixLength).build())
  98 //            .setOrigin()
  99             .build();
 100     }
 101 }