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/*
* Copyright 2015 Open Networking Laboratory
*
* 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 org.onosproject.vtn.table;
import org.onlab.packet.IpAddress;
import org.onlab.packet.MacAddress;
import org.onosproject.net.DeviceId;
import org.onosproject.net.flowobjective.Objective;
import org.onosproject.vtnrsc.SegmentationId;
/**
* DnatService interface provides the rules in DNAT table which is Table(20) for ovs pipeline.
* DNAT means Destination Network Address Translation, it is acronym for network terminology.
* Handle the downward flows.
*/
public interface DnatService {
/**
* Assemble the DNAT table rules.
* Match: ipv4 type and destination ip.
* Action: set eth_src, set ip_dst, set vnid and goto L3Forward Table(30).
*
* @param deviceId Device Id
* @param dstIp floating ip
* @param ethSrc floating ip gateway mac
* @param ipDst destination vm ip
* @param actionVni the vni of L3 network
* @param type the operation type of the flow rules
*/
void programRules(DeviceId deviceId, IpAddress dstIp,
MacAddress ethSrc, IpAddress ipDst,
SegmentationId actionVni, Objective.Operation type);
}
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