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
  17 package io.fd.honeycomb.v3po.translate.v3po.interfaces.ip;
  18
  19 import static com.google.common.base.Preconditions.checkArgument;
  20 import static com.google.common.base.Preconditions.checkNotNull;
  21 import static com.google.common.base.Preconditions.checkState;
  22
  23 import com.google.common.base.Optional;
  24 import io.fd.honeycomb.v3po.translate.MappingContext;
  25 import io.fd.honeycomb.v3po.translate.spi.write.ListWriterCustomizer;
  26 import io.fd.honeycomb.v3po.translate.v3po.util.FutureJVppCustomizer;
  27 import io.fd.honeycomb.v3po.translate.v3po.util.NamingContext;
  28 import io.fd.honeycomb.v3po.translate.v3po.util.TranslateUtils;
  29 import io.fd.honeycomb.v3po.translate.v3po.util.WriteTimeoutException;
  30 import io.fd.honeycomb.v3po.translate.write.WriteContext;
  31 import io.fd.honeycomb.v3po.translate.write.WriteFailedException;
  32 import java.util.List;
  33 import javax.annotation.Nonnull;
  34 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
  35 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.Ipv4;
  36 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.ipv4.Neighbor;
  37 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.ipv4.NeighborKey;
  38 import org.opendaylight.yangtools.yang.binding.DataObject;
  39 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  40 import org.openvpp.jvpp.VppBaseCallException;
  41 import org.openvpp.jvpp.dto.IpNeighborAddDel;
  42 import org.openvpp.jvpp.future.FutureJVpp;
  43 import org.slf4j.Logger;
  44 import org.slf4j.LoggerFactory;
  45
  46
  47 /**
  48  * Customizer for writing {@link Neighbor} for {@link Ipv4}
  49  */
  50 public class Ipv4NeighbourCustomizer extends FutureJVppCustomizer
  51         implements ListWriterCustomizer<Neighbor, NeighborKey> {
  52
  53
  54     private static final Logger LOG = LoggerFactory.getLogger(Ipv4NeighbourCustomizer.class);
  55     final NamingContext interfaceContext;
  56
  57     public Ipv4NeighbourCustomizer(final FutureJVpp futureJvpp, final NamingContext interfaceContext) {
  58         super(futureJvpp);
  59         this.interfaceContext = interfaceContext;
  60     }
  61
  62     @Override
  63     public void writeCurrentAttributes(@Nonnull InstanceIdentifier<Neighbor> id, @Nonnull Neighbor dataAfter,
  64                                        @Nonnull WriteContext writeContext)
  65             throws WriteFailedException {
  66
  67         checkNotNull(dataAfter, "Cannot write null neighbour");
  68         checkArgument(id.firstKeyOf(Interface.class) != null, "No parent interface key found");
  69
  70         LOG.debug("Processing request for Neigbour write");
  71         String interfaceName = id.firstKeyOf(Interface.class).getName();
  72         MappingContext mappingContext = writeContext.getMappingContext();
  73
  74         checkState(interfaceContext.containsIndex(interfaceName, mappingContext),
  75                 "Mapping does not contains mapping for provider interface name ".concat(interfaceName));
  76
  77         LOG.debug("Parent interface index found");
  78         try {
  79             addDelNeighbourAndReply(id, true,
  80                     interfaceContext.getIndex(interfaceName, mappingContext), dataAfter);
  81             LOG.info("Neighbour successfully written");
  82         } catch (VppBaseCallException e) {
  83             throw new WriteFailedException.CreateFailedException(id, dataAfter, e);
  84         }
  85     }
  86
  87     @Override
  88     public void updateCurrentAttributes(@Nonnull InstanceIdentifier<Neighbor> id, @Nonnull Neighbor dataBefore,
  89                                         @Nonnull Neighbor dataAfter,
  90                                         @Nonnull WriteContext writeContext) throws WriteFailedException {
  91         new UnsupportedOperationException("Operation not supported");
  92     }
  93
  94     @Override
  95     public void deleteCurrentAttributes(@Nonnull InstanceIdentifier<Neighbor> id, @Nonnull Neighbor dataBefore,
  96                                         @Nonnull WriteContext writeContext)
  97             throws WriteFailedException {
  98
  99         checkNotNull(dataBefore, "Cannot delete null neighbour");
 100         checkArgument(id.firstKeyOf(Interface.class) != null, "No parent interface key found");
 101
 102         LOG.debug("Processing request for Neigbour delete");
 103         String interfaceName = id.firstKeyOf(Interface.class).getName();
 104         MappingContext mappingContext = writeContext.getMappingContext();
 105
 106         checkState(interfaceContext.containsIndex(interfaceName, mappingContext),
 107                 "Mapping does not contains mapping for provider interface name %s", interfaceName);
 108
 109         LOG.debug("Parent interface[{}] index found", interfaceName);
 110         try {
 111             addDelNeighbourAndReply(id, false,
 112                     interfaceContext.getIndex(interfaceName, mappingContext), dataBefore);
 113             LOG.info("Neighbour {} successfully deleted", id);
 114         } catch (VppBaseCallException e) {
 115             throw new WriteFailedException.DeleteFailedException(id, e);
 116         }
 117     }
 118
 119     @Override
 120     public Optional<List<Neighbor>> extract(@Nonnull InstanceIdentifier<Neighbor> currentId,
 121                                             @Nonnull DataObject parentData) {
 122         return Optional.fromNullable((((Ipv4) parentData).getNeighbor()));
 123     }
 124
 125     private void addDelNeighbourAndReply(InstanceIdentifier<Neighbor> id, boolean add, int parentInterfaceIndex,
 126                                          Neighbor data)
 127             throws VppBaseCallException, WriteTimeoutException {
 128
 129         IpNeighborAddDel request = new IpNeighborAddDel();
 130
 131         request.isAdd = TranslateUtils.booleanToByte(add);
 132         request.isIpv6 = 0;
 133         request.isStatic = 1;
 134         request.dstAddress = TranslateUtils.ipv4AddressNoZoneToArray(data.getIp());
 135         request.macAddress = TranslateUtils.parseMac(data.getLinkLayerAddress().getValue());
 136         request.swIfIndex = parentInterfaceIndex;
 137
 138         //TODO if it is necessary for future use ,make adjustments to be able to set vrfid
 139         //request.vrfId
 140         TranslateUtils.getReplyForWrite(getFutureJVpp().ipNeighborAddDel(request).toCompletableFuture(), id);
 141     }
 142 }