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/*
* Copyright (c) 2016 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.routing.write.factory;
import io.fd.hc2vpp.common.translate.util.NamingContext;
import io.fd.hc2vpp.routing.write.factory.base.BasicHopRequestFactory;
import io.fd.hc2vpp.routing.write.trait.RouteRequestProducer;
import io.fd.hc2vpp.vpp.classifier.context.VppClassifierContextManager;
import io.fd.honeycomb.translate.MappingContext;
import io.fd.vpp.jvpp.core.dto.IpAddDelRoute;
import javax.annotation.Nonnull;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address;
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.Ipv6Address;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6Prefix;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipv4.unicast.routing.rev180313.routing.control.plane.protocols.control.plane.protocol._static.routes.ipv4.Route;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipv4.unicast.routing.rev180313.routing.control.plane.protocols.control.plane.protocol._static.routes.ipv4.route.next.hop.NextHop1;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.routing.rev180313.next.hop.content.next.hop.options.next.hop.list.next.hop.list.NextHop;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.vpp.ipv4.unicast.routing.rev180319.VppIpv4NextHopAugmentation;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.vpp.ipv4.unicast.routing.rev180319.VppIpv4RouteAttributesAugmentation;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.vpp.ipv4.unicast.routing.rev180319.routing.control.plane.protocols.control.plane.protocol._static.routes.ipv4.route.VppIpv4Route;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.vpp.ipv6.unicast.routing.rev180319.VppIpv6NextHopAugmentation;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.vpp.ipv6.unicast.routing.rev180319.VppIpv6RouteAttributesAugmentation;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.vpp.ipv6.unicast.routing.rev180319.routing.control.plane.protocols.control.plane.protocol._static.routes.ipv6.route.VppIpv6Route;
/**
* Factory for creating requests to create route with multiple hops
*/
public class MultipathHopRequestFactory extends BasicHopRequestFactory implements RouteRequestProducer {
private MultipathHopRequestFactory(final VppClassifierContextManager classifierContextManager,
final NamingContext interfaceContext,
final NamingContext routingProtocolContext) {
super(classifierContextManager, interfaceContext, routingProtocolContext);
}
public static MultipathHopRequestFactory forContexts(
@Nonnull final VppClassifierContextManager classifierContextManager,
@Nonnull final NamingContext interfaceContext,
@Nonnull final NamingContext routingProtocolContext) {
return new MultipathHopRequestFactory(classifierContextManager, interfaceContext, routingProtocolContext);
}
public IpAddDelRoute createIpv4MultipathHopRequest(final boolean add,
@Nonnull final String parentProtocolName,
@Nonnull final Route route,
@Nonnull final NextHop hop,
@Nonnull final MappingContext mappingContext) {
final VppIpv4Route routingAttributes = route.augmentation(VppIpv4RouteAttributesAugmentation.class) != null ?
route.augmentation(VppIpv4RouteAttributesAugmentation.class).getVppIpv4Route() : null;
final int nextHopInterfaceIndex =
getInterfaceNamingContext().getIndex(hop.getOutgoingInterface(), mappingContext);
if (routingAttributes != null && classifyTablePresent(routingAttributes.getClassifyTable(), getVppClassifierContextManager(),
mappingContext)) {
return getMultipathHopRequest(add,
route.getDestinationPrefix(),
nextHopInterfaceIndex,
hop.augmentation(NextHop1.class).getNextHopAddress(),
hop.augmentation(VppIpv4NextHopAugmentation.class).getWeight().byteValue(),
getRoutingProtocolContext().getIndex(parentProtocolName, mappingContext),
DEFAULT_VNI,
classifyTableIndex(routingAttributes.getClassifyTable(), getVppClassifierContextManager(),
mappingContext),
true);
} else {
return getMultipathHopRequest(add,
route.getDestinationPrefix(),
nextHopInterfaceIndex,
hop.augmentation(NextHop1.class).getNextHopAddress(),
hop.augmentation(VppIpv4NextHopAugmentation.class).getWeight().byteValue(),
getRoutingProtocolContext().getIndex(parentProtocolName, mappingContext),
DEFAULT_VNI,
0,
false);
}
}
public IpAddDelRoute createIpv6MultipathHopRequest(final boolean add,
@Nonnull final String parentProtocolName,
@Nonnull final org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipv6.unicast.routing.rev180313.routing.control.plane.protocols.control.plane.protocol._static.routes.ipv6.Route route,
@Nonnull final NextHop hop,
@Nonnull final MappingContext mappingContext) {
final VppIpv6Route routingAttributes = route.augmentation(VppIpv6RouteAttributesAugmentation.class) != null ?
route.augmentation(VppIpv6RouteAttributesAugmentation.class).getVppIpv6Route() : null;
final int nextHopInterfaceIndex =
getInterfaceNamingContext().getIndex(hop.getOutgoingInterface(), mappingContext);
if (routingAttributes != null && classifyTablePresent(routingAttributes.getClassifyTable(), getVppClassifierContextManager(),
mappingContext)) {
return getMultipathHopRequest(add,
route.getDestinationPrefix(),
nextHopInterfaceIndex,
hop.augmentation(org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipv6.unicast.routing.rev180313.routing.control.plane.protocols.control.plane.protocol._static.routes.ipv6.route.next.hop.NextHop1.class).getNextHopAddress(),
hop.augmentation(VppIpv6NextHopAugmentation.class).getWeight().byteValue(),
getRoutingProtocolContext().getIndex(parentProtocolName, mappingContext),
DEFAULT_VNI,
classifyTableIndex(routingAttributes.getClassifyTable(), getVppClassifierContextManager(),
mappingContext),
true);
} else {
return getMultipathHopRequest(add,
route.getDestinationPrefix(),
nextHopInterfaceIndex,
hop.augmentation(org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipv6.unicast.routing.rev180313.routing.control.plane.protocols.control.plane.protocol._static.routes.ipv6.route.next.hop.NextHop1.class).getNextHopAddress(),
hop.augmentation(VppIpv6NextHopAugmentation.class).getWeight().byteValue(),
getRoutingProtocolContext().getIndex(parentProtocolName, mappingContext),
DEFAULT_VNI,
0,
false);
}
}
private IpAddDelRoute getMultipathHopRequest(final boolean isAdd, @Nonnull final Ipv6Prefix destinationAddress,
final int nextHopInterfaceIndex,
@Nonnull final Ipv6Address nextHopAddress,
final byte nextHopWeight,
final int primaryVrf, final int secondaryVrf,
final int classifyTableIndex, final boolean classifyIndexSet) {
return flaglessAddDelRouteRequest(booleanToByte(isAdd), nextHopInterfaceIndex,
ipv6AddressNoZoneToArray(nextHopAddress), nextHopWeight, (byte)1,
ipv6AddressPrefixToArray(destinationAddress), extractPrefix(destinationAddress.getValue()), (byte)1,
primaryVrf, secondaryVrf, classifyTableIndex,
booleanToByte(classifyIndexSet));
}
private IpAddDelRoute getMultipathHopRequest(final boolean isAdd, @Nonnull final Ipv4Prefix destinationAddress,
final int nextHopInterfaceIndex,
@Nonnull final Ipv4Address nextHopAddress,
final byte nextHopWeight,
final int primaryVrf, final int secondaryVrf,
final int classifyTableIndex, final boolean classifyIndexSet) {
return flaglessAddDelRouteRequest(booleanToByte(isAdd), nextHopInterfaceIndex,
ipv4AddressNoZoneToArray(nextHopAddress.getValue()), nextHopWeight, (byte)0,
ipv4AddressPrefixToArray(destinationAddress), extractPrefix(destinationAddress.getValue()), (byte)1,
primaryVrf, secondaryVrf, classifyTableIndex,
booleanToByte(classifyIndexSet));
}
}
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