From b77a5725338dc700873b36c98af85d70acd7bbe4 Mon Sep 17 00:00:00 2001 From: Michal Cmarada Date: Fri, 15 Jun 2018 13:12:53 +0200 Subject: HC2VPP-304 - add SRv6 policy module new models: - hc2vpp-oc-srte-policy@2017-09-18.yang (ietf draft for srte-policies) - vpp-oc-srte-policy@2018-05-14.yang (augments oc-srte-policy model with VPP specific configuration) - policy-context@2018-06-07.yang defines policy contexts for policies and candidate paths new features: - adds support for writing/reading SRv6 policies - adds support for writing/reading L2 steering - adds support for writing/reading L3 steering - implements support for FIB table management (HC2VPP-345) Change-Id: Ie83ac8ecdcc0e46086e1ecdaecbb811746151c2f Signed-off-by: Michal Cmarada --- .../read/steering/PrefixesStateCustomizer.java | 72 ++++++++++++++++++++++ 1 file changed, 72 insertions(+) create mode 100644 srv6/srv6-impl/src/main/java/io/fd/hc2vpp/srv6/read/steering/PrefixesStateCustomizer.java (limited to 'srv6/srv6-impl/src/main/java/io/fd/hc2vpp/srv6/read/steering/PrefixesStateCustomizer.java') diff --git a/srv6/srv6-impl/src/main/java/io/fd/hc2vpp/srv6/read/steering/PrefixesStateCustomizer.java b/srv6/srv6-impl/src/main/java/io/fd/hc2vpp/srv6/read/steering/PrefixesStateCustomizer.java new file mode 100644 index 000000000..b099939eb --- /dev/null +++ b/srv6/srv6-impl/src/main/java/io/fd/hc2vpp/srv6/read/steering/PrefixesStateCustomizer.java @@ -0,0 +1,72 @@ +/* + * 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.read.steering; + +import com.google.common.collect.ImmutableSet; +import io.fd.hc2vpp.common.translate.util.FutureJVppCustomizer; +import io.fd.hc2vpp.srv6.read.steering.request.L3SteeringRequest; +import io.fd.honeycomb.translate.read.ReadContext; +import io.fd.honeycomb.translate.read.ReadFailedException; +import io.fd.honeycomb.translate.spi.read.ReaderCustomizer; +import io.fd.honeycomb.translate.util.RWUtils; +import io.fd.vpp.jvpp.core.future.FutureJVppCore; +import java.util.List; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.http.cisco.com.ns.yang.oc.srte.policy.rev170918.prefixes.properties.Prefixes; +import org.opendaylight.yang.gen.v1.http.cisco.com.ns.yang.oc.srte.policy.rev170918.prefixes.properties.PrefixesBuilder; +import org.opendaylight.yang.gen.v1.http.cisco.com.ns.yang.oc.srte.policy.rev170918.prefixes.properties.prefixes.State; +import org.opendaylight.yang.gen.v1.http.cisco.com.ns.yang.oc.srte.policy.rev170918.prefixes.properties.prefixes.StateBuilder; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpPrefix; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Prefix; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6Prefix; +import org.opendaylight.yangtools.concepts.Builder; +import org.opendaylight.yangtools.yang.binding.DataObject; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; + +public class PrefixesStateCustomizer extends FutureJVppCustomizer implements ReaderCustomizer { + + public PrefixesStateCustomizer(@Nonnull final FutureJVppCore futureJVppCore) { + super(futureJVppCore); + } + + @Nonnull + @Override + public StateBuilder getBuilder(@Nonnull final InstanceIdentifier instanceIdentifier) { + return new StateBuilder(); + } + + @Override + public void readCurrentAttributes(@Nonnull final InstanceIdentifier instanceIdentifier, + @Nonnull final StateBuilder stateBuilder, @Nonnull final ReadContext readContext) + throws ReadFailedException { + L3SteeringRequest request = new L3SteeringRequest(getFutureJVpp()); + List ipPrefixes = + request.readAllIpPrefixes(RWUtils.cutId(instanceIdentifier, Prefixes.class), readContext); + // checks whether L3 steering contains default routes to steer all traffic to SRv6 policy. If found sets + // allPrefixes flag to true in autoroute-include/prefixes/state + boolean allPrefixes = ipPrefixes.containsAll( + ImmutableSet.of(new IpPrefix(new Ipv4Prefix("0.0.0.0/0")), new IpPrefix(new Ipv6Prefix("::/0")))); + + stateBuilder.setPrefixesAll(allPrefixes); + } + + @Override + public void merge(@Nonnull final Builder builder, @Nonnull final State state) { + ((PrefixesBuilder) builder).setState(state); + } +} -- cgit 1.2.3-korg