diff options
Diffstat (limited to 'srv6/srv6-impl/src/main/java/io/fd/hc2vpp/srv6/write/steering/request/L3SteeringRequest.java')
-rw-r--r-- | srv6/srv6-impl/src/main/java/io/fd/hc2vpp/srv6/write/steering/request/L3SteeringRequest.java | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/srv6/srv6-impl/src/main/java/io/fd/hc2vpp/srv6/write/steering/request/L3SteeringRequest.java b/srv6/srv6-impl/src/main/java/io/fd/hc2vpp/srv6/write/steering/request/L3SteeringRequest.java new file mode 100644 index 000000000..850234c41 --- /dev/null +++ b/srv6/srv6-impl/src/main/java/io/fd/hc2vpp/srv6/write/steering/request/L3SteeringRequest.java @@ -0,0 +1,99 @@ +/* + * 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.write.steering.request; + +import static com.google.common.base.Preconditions.checkArgument; +import static com.google.common.base.Preconditions.checkNotNull; + +import io.fd.hc2vpp.srv6.write.DeleteRequest; +import io.fd.hc2vpp.srv6.write.WriteRequest; +import io.fd.honeycomb.translate.write.WriteFailedException; +import io.fd.vpp.jvpp.core.dto.SrSteeringAddDel; +import io.fd.vpp.jvpp.core.future.FutureJVppCore; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpPrefix; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; + +/** + * Request for steering of L3 traffic + */ +public class L3SteeringRequest extends SteeringRequest implements WriteRequest, DeleteRequest { + + public static final byte VPP_IPV4_TYPE = 4; + public static final byte VPP_IPV6_TYPE = 6; + public static final byte VPP_UNRESOLVED_TYPE = 0; + /** + * Where to install FIB entry for this steering + */ + private int fibTableIndex; + + /** + * V4/V6 address for traffic type + */ + private IpPrefix prefix; + + public L3SteeringRequest(final FutureJVppCore api) { + super(api); + } + + @Override + public void checkValid() { + super.checkValid(); + checkNotNull(prefix, "Prefix is null"); + checkArgument(resolveTrafficType(prefix) == 4 || resolveTrafficType(prefix) == 6, + "IpPrefix format not recognized"); + } + + @Override + public void delete(final InstanceIdentifier<?> identifier) throws WriteFailedException { + checkValid(); + getReplyForDelete(getApi().srSteeringAddDel(bindRequest(true)).toCompletableFuture(), identifier); + } + + @Override + public void write(final InstanceIdentifier<?> identifier) throws WriteFailedException { + checkValid(); + getReplyForWrite(getApi().srSteeringAddDel(bindRequest(false)).toCompletableFuture(), identifier); + } + + private SrSteeringAddDel bindRequest(final boolean isDel) { + final SrSteeringAddDel request = new SrSteeringAddDel(); + request.isDel = booleanToByte(isDel); + request.bsidAddr = ipv6AddressNoZoneToArray(getBindingSid()); + request.tableId = fibTableIndex; + request.trafficType = resolveTrafficType(prefix); + request.prefixAddr = ipPrefixToArray(prefix); + request.maskWidth = extractPrefix(prefix); + return request; + } + + public void setFibTableIndex(final int fibTableIndex) { + this.fibTableIndex = fibTableIndex; + } + + private byte resolveTrafficType(IpPrefix prefix) { + if (prefix.getIpv4Prefix() != null) { + return VPP_IPV4_TYPE; + } else if (prefix.getIpv6Prefix() != null) { + return VPP_IPV6_TYPE; + } + return VPP_UNRESOLVED_TYPE; + } + + public void setPrefix(final IpPrefix prefix) { + this.prefix = prefix; + } +} |