diff options
author | Marek Gradzki <mgradzki@cisco.com> | 2017-11-22 17:56:52 +0100 |
---|---|---|
committer | Marek Gradzki <mgradzki@cisco.com> | 2017-11-23 12:17:34 +0000 |
commit | 82d2da4853410c0e7c00f383c01760cc7f26f75e (patch) | |
tree | 2a5fdac137267d8a657eb6325a46909b8c78a731 /mpls/impl/src/main/java/io/fd/hc2vpp/mpls/MplsInSegmentTranslator.java | |
parent | 1715b92455356a52e01ff5c4f2a42fe5336b9088 (diff) |
HC2VPP-259: add support for mpls swap-and-forward
Limitations:
- only IPv4 next hop address
- swap is supported only for the last label in the stack
- only single outgoing label is supported.
Change-Id: I9479e3d322561ed94683bd206e7e7852250d788c
Signed-off-by: Marek Gradzki <mgradzki@cisco.com>
Diffstat (limited to 'mpls/impl/src/main/java/io/fd/hc2vpp/mpls/MplsInSegmentTranslator.java')
-rw-r--r-- | mpls/impl/src/main/java/io/fd/hc2vpp/mpls/MplsInSegmentTranslator.java | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/mpls/impl/src/main/java/io/fd/hc2vpp/mpls/MplsInSegmentTranslator.java b/mpls/impl/src/main/java/io/fd/hc2vpp/mpls/MplsInSegmentTranslator.java new file mode 100644 index 000000000..9f531bba4 --- /dev/null +++ b/mpls/impl/src/main/java/io/fd/hc2vpp/mpls/MplsInSegmentTranslator.java @@ -0,0 +1,38 @@ +/* + * Copyright (c) 2017 Cisco 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.mpls; + +import static com.google.common.base.Preconditions.checkArgument; + +import io.fd.vpp.jvpp.core.dto.MplsRouteAddDel; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.mpls._static.rev170310._static.lsp_config.InSegment; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.mpls._static.rev170310._static.lsp_config.in.segment.Type; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.mpls._static.rev170310._static.lsp_config.in.segment.type.MplsLabel; + +/** + * Mixin that translates {@link InSegment} of {@link MplsLabel} type to {@link MplsRouteAddDel} message. + */ +interface MplsInSegmentTranslator { + default void translate(@Nonnull final InSegment inSegment, @Nonnull final MplsRouteAddDel request) { + checkArgument(inSegment != null, "Missing in-segment"); + final Type type = inSegment.getType(); + checkArgument(type instanceof MplsLabel, "Expecting in-segment of type mpls-label, but %s given.", type); + final Long label = ((MplsLabel) type).getIncomingLabel().getValue(); + request.mrLabel = label.intValue(); + } +} |