diff options
Diffstat (limited to 'srv6/srv6-impl/src/main/java/io/fd/hc2vpp/srv6/util/function/lookup/TableLookupFunctionBinder.java')
-rw-r--r-- | srv6/srv6-impl/src/main/java/io/fd/hc2vpp/srv6/util/function/lookup/TableLookupFunctionBinder.java | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/srv6/srv6-impl/src/main/java/io/fd/hc2vpp/srv6/util/function/lookup/TableLookupFunctionBinder.java b/srv6/srv6-impl/src/main/java/io/fd/hc2vpp/srv6/util/function/lookup/TableLookupFunctionBinder.java new file mode 100644 index 000000000..8e6ab4f40 --- /dev/null +++ b/srv6/srv6-impl/src/main/java/io/fd/hc2vpp/srv6/util/function/lookup/TableLookupFunctionBinder.java @@ -0,0 +1,76 @@ +/* + * Copyright (c) 2018 Bell Canada, Pantheon Technologies and/or its affiliates. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package io.fd.hc2vpp.srv6.util.function.lookup; + +import static com.google.common.base.Preconditions.checkState; + +import com.google.common.collect.ImmutableMap; +import io.fd.hc2vpp.common.translate.util.FutureJVppCustomizer; +import io.fd.hc2vpp.fib.management.FibManagementIIds; +import io.fd.hc2vpp.srv6.util.function.LocalSidFunctionBinder; +import io.fd.hc2vpp.srv6.write.sid.request.TableLookupLocalSidRequest; +import io.fd.honeycomb.translate.write.WriteContext; +import io.fd.vpp.jvpp.core.future.FutureJVppCore; +import java.util.Map; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.srv6.types.rev180301.EndDT4; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.srv6.types.rev180301.EndDT6; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.srv6.types.rev180301.EndT; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.srv6.types.rev180301.Srv6EndpointType; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.fib.table.management.rev180521.AddressFamilyIdentity; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.fib.table.management.rev180521.Ipv4; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.fib.table.management.rev180521.Ipv6; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.fib.table.management.rev180521.VniReference; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.fib.table.management.rev180521.vpp.fib.table.management.fib.tables.Table; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.fib.table.management.rev180521.vpp.fib.table.management.fib.tables.TableKey; +import org.opendaylight.yangtools.yang.binding.KeyedInstanceIdentifier; + +abstract class TableLookupFunctionBinder extends FutureJVppCustomizer + implements LocalSidFunctionBinder<TableLookupLocalSidRequest> { + + private static final Map<Class<? extends Srv6EndpointType>, Integer> REGISTER = ImmutableMap.of( + EndT.class, 3, + EndDT6.class, 8, + EndDT4.class, 9 + ); + + TableLookupFunctionBinder(@Nonnull final FutureJVppCore api) { + super(api); + checkState(REGISTER.containsKey(getHandledFunctionType()), + "Unsupported type of Local SID function %s", getHandledFunctionType()); + } + + TableLookupLocalSidRequest bindData(TableLookupLocalSidRequest request, int tableIndex, final boolean isIpv6, + WriteContext ctx) { + // verify if the lookup table exists + Class<? extends AddressFamilyIdentity> adrFamily = isIpv6 ? Ipv6.class : Ipv4.class; + TableKey tableKey = new TableKey(adrFamily, new VniReference(Integer.toUnsignedLong(tableIndex))); + KeyedInstanceIdentifier<Table, TableKey> vrfIid = FibManagementIIds.FM_FIB_TABLES.child(Table.class, tableKey); + if (!ctx.readAfter(vrfIid).isPresent()) { + throw new IllegalArgumentException( + String.format("VRF lookup table: %s not found. Binding failed for request: %s", tableKey, request)); + } + request.setLookupFibTable(tableIndex); + request.setFunction(getBehaviourFunctionType()); + return request; + } + + @Override + public int getBehaviourFunctionType() { + return REGISTER.get(getHandledFunctionType()); + } +} |