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.vppstate;
  18
  19 import static io.fd.honeycomb.v3po.translate.v3po.util.TranslateUtils.byteToBoolean;
  20
  21 import com.google.common.base.Preconditions;
  22 import com.google.common.collect.Iterables;
  23 import com.google.common.collect.Lists;
  24 import com.google.common.primitives.Longs;
  25 import io.fd.honeycomb.v3po.translate.read.ReadContext;
  26 import io.fd.honeycomb.v3po.translate.read.ReadFailedException;
  27 import io.fd.honeycomb.v3po.translate.spi.read.ListReaderCustomizer;
  28 import io.fd.honeycomb.v3po.translate.v3po.util.FutureJVppCustomizer;
  29 import io.fd.honeycomb.v3po.translate.v3po.util.NamingContext;
  30 import java.util.ArrayList;
  31 import java.util.Collections;
  32 import java.util.List;
  33 import javax.annotation.Nonnull;
  34 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.PhysAddress;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.L2FibFilter;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.L2FibForward;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.l2.fib.attributes.L2FibTableBuilder;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.l2.fib.attributes.l2.fib.table.L2FibEntry;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.l2.fib.attributes.l2.fib.table.L2FibEntryBuilder;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.l2.fib.attributes.l2.fib.table.L2FibEntryKey;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.vpp.state.BridgeDomainsBuilder;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.vpp.state.bridge.domains.BridgeDomain;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.vpp.state.bridge.domains.BridgeDomainBuilder;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.vpp.state.bridge.domains.BridgeDomainKey;
  45 import org.opendaylight.yangtools.concepts.Builder;
  46 import org.opendaylight.yangtools.yang.binding.DataObject;
  47 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  48 import org.openvpp.jvpp.dto.BridgeDomainDetails;
  49 import org.openvpp.jvpp.dto.BridgeDomainDetailsReplyDump;
  50 import org.openvpp.jvpp.dto.BridgeDomainDump;
  51 import org.openvpp.jvpp.dto.L2FibTableDump;
  52 import org.openvpp.jvpp.dto.L2FibTableEntry;
  53 import org.openvpp.jvpp.dto.L2FibTableEntryReplyDump;
  54 import org.openvpp.jvpp.future.FutureJVpp;
  55 import org.slf4j.Logger;
  56 import org.slf4j.LoggerFactory;
  57
  58 public final class BridgeDomainCustomizer extends FutureJVppCustomizer
  59         implements ListReaderCustomizer<BridgeDomain, BridgeDomainKey, BridgeDomainBuilder> {
  60
  61     private static final Logger LOG = LoggerFactory.getLogger(BridgeDomainCustomizer.class);
  62     private final NamingContext bdContext;
  63     private final NamingContext interfaceContext;
  64
  65     public BridgeDomainCustomizer(@Nonnull final FutureJVpp futureJVpp, @Nonnull final NamingContext bdContext,
  66                                   @Nonnull final NamingContext interfaceContext) {
  67         super(futureJVpp);
  68         this.bdContext = Preconditions.checkNotNull(bdContext, "bdContext should not be null");
  69         this.interfaceContext = Preconditions.checkNotNull(interfaceContext, "interfaceContext should not be null");;
  70     }
  71
  72     @Override
  73     public void readCurrentAttributes(@Nonnull final InstanceIdentifier<BridgeDomain> id,
  74                                       @Nonnull final BridgeDomainBuilder builder, @Nonnull final ReadContext context)
  75             throws ReadFailedException {
  76         LOG.debug("vppstate.BridgeDomainCustomizer.readCurrentAttributes: id={}, builderbuilder={}, context={}",
  77                 id, builder, context);
  78
  79         final BridgeDomainKey key = id.firstKeyOf(id.getTargetType());
  80         LOG.debug("vppstate.BridgeDomainCustomizer.readCurrentAttributes: key={}", key);
  81
  82         final int bdId = bdContext.getIndex(key.getName(), context.getMappingContext());
  83         LOG.debug("vppstate.BridgeDomainCustomizer.readCurrentAttributes: bdId={}", bdId);
  84
  85         BridgeDomainDetailsReplyDump reply;
  86         BridgeDomainDetails bridgeDomainDetails;
  87         final BridgeDomainDump request = new BridgeDomainDump();
  88         request.bdId = bdContext.getIndex(key.getName(), context.getMappingContext());
  89         try {
  90             reply = getFutureJVpp().bridgeDomainDump(request).toCompletableFuture().get();
  91             bridgeDomainDetails = Iterables.getOnlyElement(reply.bridgeDomainDetails);
  92         } catch (Exception e) {
  93             LOG.debug("Unable to read bridge domain: {}", key.getName(), e);
  94             return;
  95         }
  96
  97         logBridgeDomainDetails(bridgeDomainDetails);
  98
  99         builder.setName(key.getName());
 100         builder.setArpTermination(byteToBoolean(bridgeDomainDetails.arpTerm));
 101         builder.setFlood(byteToBoolean(bridgeDomainDetails.flood));
 102         builder.setForward(byteToBoolean(bridgeDomainDetails.forward));
 103         builder.setLearn(byteToBoolean(bridgeDomainDetails.learn));
 104         builder.setUnknownUnicastFlood(byteToBoolean(bridgeDomainDetails.uuFlood));
 105
 106         final L2FibTableDump l2FibRequest = new L2FibTableDump();
 107         l2FibRequest.bdId = bdId;
 108         try {
 109             final L2FibTableEntryReplyDump dump =
 110                     getFutureJVpp().l2FibTableDump(l2FibRequest).toCompletableFuture().get();
 111             final List<L2FibEntry> l2Fibs;
 112
 113             if(null == dump || null == dump.l2FibTableEntry) {
 114                 l2Fibs = Collections.emptyList();
 115             } else {
 116                 l2Fibs = Lists.newArrayListWithCapacity(dump.l2FibTableEntry.size());
 117                 for (L2FibTableEntry entry : dump.l2FibTableEntry) {
 118                     // entry.mac is a long value in the format 66:55:44:33:22:11:XX:XX
 119                     // where mac address is 11:22:33:44:55:66
 120                     final PhysAddress address = new PhysAddress(getMacAddress(Longs.toByteArray(entry.mac)));
 121                     l2Fibs.add(new L2FibEntryBuilder()
 122                         .setAction(byteToBoolean(entry.filterMac)
 123                                 ? L2FibFilter.class
 124                                 : L2FibForward.class)
 125                         .setBridgedVirtualInterface(byteToBoolean(entry.bviMac))
 126                         .setOutgoingInterface(interfaceContext.getName(entry.swIfIndex, context.getMappingContext()))
 127                         .setStaticConfig(byteToBoolean(entry.staticMac))
 128                         .setPhysAddress(address)
 129                         .setKey(new L2FibEntryKey(address))
 130                         .build());
 131                 }
 132             }
 133             builder.setL2FibTable(new L2FibTableBuilder().setL2FibEntry(l2Fibs).build());
 134
 135         } catch (Exception e) {
 136             LOG.warn("Failed to acquire l2FibTableDump for domain id={}", bdId, e);
 137         }
 138     }
 139
 140     private void logBridgeDomainDetails(final BridgeDomainDetails bridgeDomainDetails) {
 141         LOG.debug("bridgeDomainDetails={}", bridgeDomainDetails);
 142         if (bridgeDomainDetails != null) {
 143             LOG.debug("bridgeDomainDetails.arpTerm={}", bridgeDomainDetails.arpTerm);
 144             LOG.debug("bridgeDomainDetails.bdId={}", bridgeDomainDetails.bdId);
 145             LOG.debug("bridgeDomainDetails.bviSwIfIndex={}", bridgeDomainDetails.bviSwIfIndex);
 146             LOG.debug("bridgeDomainDetails.flood={}", bridgeDomainDetails.flood);
 147             LOG.debug("bridgeDomainDetails.forward={}", bridgeDomainDetails.forward);
 148             LOG.debug("bridgeDomainDetails.learn={}", bridgeDomainDetails.learn);
 149             LOG.debug("bridgeDomainDetails.nSwIfs={}", bridgeDomainDetails.nSwIfs);
 150             LOG.debug("bridgeDomainDetails.uuFlood={}", bridgeDomainDetails.uuFlood);
 151         }
 152     }
 153
 154     // TODO move to some utility class
 155     private static String getMacAddress(byte[] mac) {
 156         StringBuilder sb = new StringBuilder(18);
 157         for (int i=5; i>=0; --i) {
 158             if (sb.length() > 0) {
 159                 sb.append(':');
 160             }
 161             sb.append(String.format("%02x", mac[i]));
 162         }
 163         return sb.toString();
 164     }
 165
 166     @Nonnull
 167     @Override
 168     public BridgeDomainBuilder getBuilder(@Nonnull final InstanceIdentifier<BridgeDomain> id) {
 169         return new BridgeDomainBuilder();
 170     }
 171
 172     @Nonnull
 173     @Override
 174     public List<BridgeDomainKey> getAllIds(@Nonnull final InstanceIdentifier<BridgeDomain> id,
 175                                            @Nonnull final ReadContext context) {
 176         final BridgeDomainDump request = new BridgeDomainDump();
 177         request.bdId = -1; // dump call
 178
 179         BridgeDomainDetailsReplyDump reply;
 180         try {
 181             reply = getFutureJVpp().bridgeDomainDump(request).toCompletableFuture().get();
 182         } catch (Exception e) {
 183             throw new IllegalStateException("Bridge domain dump failed", e); // TODO ReadFailedException?
 184         }
 185
 186         if(reply == null || reply.bridgeDomainDetails == null) {
 187             return Collections.emptyList();
 188         }
 189
 190         final int bIdsLength = reply.bridgeDomainDetails.size();
 191         LOG.debug("vppstate.BridgeDomainCustomizer.getAllIds: bIds.length={}", bIdsLength);
 192         if (bIdsLength == 0) {
 193             // No bridge domains
 194             return Collections.emptyList();
 195         }
 196
 197         final List<BridgeDomainKey> allIds = new ArrayList<>(bIdsLength);
 198         for (BridgeDomainDetails detail : reply.bridgeDomainDetails) {
 199             logBridgeDomainDetails(detail);
 200
 201             final String bName = bdContext.getName(detail.bdId, context.getMappingContext());
 202             LOG.debug("vppstate.BridgeDomainCustomizer.getAllIds: bName={}", bName);
 203             allIds.add(new BridgeDomainKey(bName));
 204         }
 205
 206         return allIds;
 207     }
 208
 209     @Override
 210     public void merge(@Nonnull final Builder<? extends DataObject> builder,
 211                       @Nonnull final List<BridgeDomain> readData) {
 212         ((BridgeDomainsBuilder) builder).setBridgeDomain(readData);
 213     }
 214 }