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.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 io.fd.honeycomb.translate.spi.write.ListWriterCustomizer;
  24 import io.fd.honeycomb.translate.v3po.util.FutureJVppCustomizer;
  25 import io.fd.honeycomb.translate.v3po.util.NamingContext;
  26 import io.fd.honeycomb.translate.v3po.util.WriteTimeoutException;
  27 import io.fd.honeycomb.translate.write.WriteContext;
  28 import io.fd.honeycomb.translate.write.WriteFailedException;
  29 import io.fd.honeycomb.translate.MappingContext;
  30 import io.fd.honeycomb.translate.v3po.util.TranslateUtils;
  31 import javax.annotation.Nonnull;
  32 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
  33 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.Ipv4;
  34 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.ipv4.Neighbor;
  35 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.ipv4.NeighborKey;
  36 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  37 import org.openvpp.jvpp.VppBaseCallException;
  38 import org.openvpp.jvpp.core.dto.IpNeighborAddDel;
  39 import org.openvpp.jvpp.core.future.FutureJVppCore;
  40 import org.slf4j.Logger;
  41 import org.slf4j.LoggerFactory;
  42
  43
  44 /**
  45  * Customizer for writing {@link Neighbor} for {@link Ipv4}.
  46  */
  47 public class Ipv4NeighbourCustomizer extends FutureJVppCustomizer
  48         implements ListWriterCustomizer<Neighbor, NeighborKey> {
  49
  50
  51     private static final Logger LOG = LoggerFactory.getLogger(Ipv4NeighbourCustomizer.class);
  52     final NamingContext interfaceContext;
  53
  54     public Ipv4NeighbourCustomizer(final FutureJVppCore futureJVppCore, final NamingContext interfaceContext) {
  55         super(futureJVppCore);
  56         this.interfaceContext = interfaceContext;
  57     }
  58
  59     @Override
  60     public void writeCurrentAttributes(@Nonnull InstanceIdentifier<Neighbor> id, @Nonnull Neighbor dataAfter,
  61                                        @Nonnull WriteContext writeContext)
  62             throws WriteFailedException {
  63
  64         checkNotNull(dataAfter, "Cannot write null neighbour");
  65         checkArgument(id.firstKeyOf(Interface.class) != null, "No parent interface key found");
  66
  67         LOG.debug("Processing request for Neigbour write");
  68         String interfaceName = id.firstKeyOf(Interface.class).getName();
  69         MappingContext mappingContext = writeContext.getMappingContext();
  70
  71         checkState(interfaceContext.containsIndex(interfaceName, mappingContext),
  72                 "Mapping does not contains mapping for provider interface name ".concat(interfaceName));
  73
  74         LOG.debug("Parent interface index found");
  75         try {
  76             addDelNeighbourAndReply(id, true,
  77                     interfaceContext.getIndex(interfaceName, mappingContext), dataAfter);
  78             LOG.info("Neighbour successfully written");
  79         } catch (VppBaseCallException e) {
  80             throw new WriteFailedException.CreateFailedException(id, dataAfter, e);
  81         }
  82     }
  83
  84     @Override
  85     public void updateCurrentAttributes(@Nonnull InstanceIdentifier<Neighbor> id, @Nonnull Neighbor dataBefore,
  86                                         @Nonnull Neighbor dataAfter,
  87                                         @Nonnull WriteContext writeContext) throws WriteFailedException {
  88         throw new UnsupportedOperationException("Operation not supported");
  89     }
  90
  91     @Override
  92     public void deleteCurrentAttributes(@Nonnull InstanceIdentifier<Neighbor> id, @Nonnull Neighbor dataBefore,
  93                                         @Nonnull WriteContext writeContext)
  94             throws WriteFailedException {
  95
  96         checkNotNull(dataBefore, "Cannot delete null neighbour");
  97         checkArgument(id.firstKeyOf(Interface.class) != null, "No parent interface key found");
  98
  99         LOG.debug("Processing request for Neigbour delete");
 100         String interfaceName = id.firstKeyOf(Interface.class).getName();
 101         MappingContext mappingContext = writeContext.getMappingContext();
 102
 103         checkState(interfaceContext.containsIndex(interfaceName, mappingContext),
 104                 "Mapping does not contains mapping for provider interface name %s", interfaceName);
 105
 106         LOG.debug("Parent interface[{}] index found", interfaceName);
 107         try {
 108             addDelNeighbourAndReply(id, false,
 109                     interfaceContext.getIndex(interfaceName, mappingContext), dataBefore);
 110             LOG.info("Neighbour {} successfully deleted", id);
 111         } catch (VppBaseCallException e) {
 112             throw new WriteFailedException.DeleteFailedException(id, e);
 113         }
 114     }
 115
 116     private void addDelNeighbourAndReply(InstanceIdentifier<Neighbor> id, boolean add, int parentInterfaceIndex,
 117                                          Neighbor data)
 118             throws VppBaseCallException, WriteTimeoutException {
 119
 120         IpNeighborAddDel request = new IpNeighborAddDel();
 121
 122         request.isAdd = TranslateUtils.booleanToByte(add);
 123         request.isIpv6 = 0;
 124         request.isStatic = 1;
 125         request.dstAddress = TranslateUtils.ipv4AddressNoZoneToArray(data.getIp());
 126         request.macAddress = TranslateUtils.parseMac(data.getLinkLayerAddress().getValue());
 127         request.swIfIndex = parentInterfaceIndex;
 128
 129         //TODO HONEYCOMB-182 if it is necessary for future use ,make adjustments to be able to set vrfid
 130         //request.vrfId
 131         TranslateUtils.getReplyForWrite(getFutureJVpp().ipNeighborAddDel(request).toCompletableFuture(), id);
 132     }
 133 }