| /* |
| * 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.sfc.forwarder; |
| |
| import org.onosproject.net.flowobjective.Objective; |
| import org.onosproject.net.NshServicePathId; |
| import org.onosproject.vtnrsc.PortChain; |
| |
| /** |
| * Abstraction of an entity which provides Service function forwarder. |
| */ |
| public interface ServiceFunctionForwarderService { |
| |
| /** |
| * Install Forwarding rule. |
| * |
| * @param portChain port-chain |
| * @param nshSpi nsh spi |
| */ |
| void installForwardingRule(PortChain portChain, NshServicePathId nshSpi); |
| |
| /** |
| * Uninstall Forwarding rule. |
| * |
| * @param portChain port-chain |
| * @param nshSpi nsh spi |
| */ |
| void unInstallForwardingRule(PortChain portChain, NshServicePathId nshSpi); |
| |
| /** |
| * Prepare forwarding object for Service Function. |
| * |
| * @param portChain port-chain |
| * @param nshSpi nsh spi |
| * @param type forwarding objective operation type |
| */ |
| void prepareServiceFunctionForwarder(PortChain portChain, NshServicePathId nshSpi, Objective.Operation type); |
| } |