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Diffstat (limited to 'mpls/impl/src/main/java/io/fd/hc2vpp/mpls/LspWriter.java')
-rw-r--r-- | mpls/impl/src/main/java/io/fd/hc2vpp/mpls/LspWriter.java | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/mpls/impl/src/main/java/io/fd/hc2vpp/mpls/LspWriter.java b/mpls/impl/src/main/java/io/fd/hc2vpp/mpls/LspWriter.java new file mode 100644 index 000000000..0e68f0c40 --- /dev/null +++ b/mpls/impl/src/main/java/io/fd/hc2vpp/mpls/LspWriter.java @@ -0,0 +1,55 @@ +/* + * 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 io.fd.hc2vpp.common.translate.util.ByteDataTranslator; +import io.fd.hc2vpp.common.translate.util.JvppReplyConsumer; +import io.fd.honeycomb.translate.MappingContext; +import io.fd.honeycomb.translate.write.WriteFailedException; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.mpls._static.rev170310.routing.mpls._static.lsps.StaticLsp; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; + +/** + * Translates MPLS operations to VPP API calls. + */ +interface LspWriter extends ByteDataTranslator, JvppReplyConsumer { + /** + * Maximum number of MPLS labels supported by VPP. + * + * @see <a href="https://git.fd.io/vpp/tree/src/vnet/ip/ip.api">ip_add_del_route</a> definition + * @see <a href="https://git.fd.io/vpp/tree/src/vnet/mpls/mpls.api">mpls_route_add_del</a> definition + */ + int MAX_LABELS = 255; + + /** + * Constant used by VPP to disable optional parameters of mpls label type. + */ + int MPLS_LABEL_INVALID = 0x100000; + + /** + * Translates {@link StaticLsp} to jVpp requests and writes the configuration to VPP. + * + * @param id identifier of data being written + * @param data lsp to be written + * @param ctx persisted storage where mapping matadata are stored + * @param isAdd determines if the write is create or delete operation + * @throws WriteFailedException if write was unsuccessful + */ + void write(@Nonnull final InstanceIdentifier<StaticLsp> id, @Nonnull final StaticLsp data, + @Nonnull final MappingContext ctx, final boolean isAdd) throws WriteFailedException; +} |