Carmelo Cascone | 17fc9e4 | 2016-05-31 11:29:21 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2016-present Open Networking Laboratory |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package org.onosproject.bmv2.api.context; |
| 18 | |
| 19 | import com.google.common.annotations.Beta; |
| 20 | import com.google.common.collect.ImmutableBiMap; |
| 21 | import org.onosproject.bmv2.api.runtime.Bmv2Action; |
| 22 | import org.onosproject.net.flow.TrafficTreatment; |
| 23 | import org.onosproject.net.flow.criteria.Criterion; |
| 24 | |
| 25 | /** |
| 26 | * A BMv2 configuration interpreter. |
| 27 | */ |
| 28 | @Beta |
| 29 | public interface Bmv2Interpreter { |
| 30 | |
| 31 | /** |
| 32 | * Returns a bi-map describing a one-to-one relationship between ONOS flow rule table IDs and BMv2 table names. |
| 33 | * |
| 34 | * @return a {@link com.google.common.collect.BiMap} where the key is a ONOS flow rule table id and |
| 35 | * the value is a BMv2 table names |
| 36 | */ |
| 37 | ImmutableBiMap<Integer, String> tableIdMap(); |
| 38 | |
| 39 | /** |
| 40 | * Returns a bi-map describing a one-to-one relationship between ONOS criterion types and BMv2 header field names. |
| 41 | * Header field names are formatted using the notation {@code header_name.field_member_name}. |
| 42 | * |
| 43 | * @return a {@link com.google.common.collect.BiMap} where the keys are ONOS criterion types and the values are |
| 44 | * BMv2 header field names |
| 45 | */ |
| 46 | ImmutableBiMap<Criterion.Type, String> criterionTypeMap(); |
| 47 | |
| 48 | /** |
| 49 | * Return a BMv2 action that is functionally equivalent to the given ONOS traffic treatment for the given |
| 50 | * configuration. |
| 51 | * |
| 52 | * @param treatment a ONOS traffic treatment |
| 53 | * @param configuration a BMv2 configuration |
| 54 | * @return a BMv2 action object |
| 55 | * @throws Bmv2InterpreterException if the treatment cannot be mapped to any BMv2 action |
| 56 | */ |
| 57 | Bmv2Action mapTreatment(TrafficTreatment treatment, Bmv2Configuration configuration) |
| 58 | throws Bmv2InterpreterException; |
| 59 | |
| 60 | } |