| Carmelo Cascone | 99c59db | 2019-01-17 15:39:35 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2019-present Open Networking Foundation |
| 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.p4runtime.ctl; |
| 18 | |
| 19 | import org.onosproject.net.pi.model.PiActionProfileId; |
| 20 | import org.onosproject.net.pi.model.PiPipeconf; |
| 21 | import org.onosproject.net.pi.runtime.PiActionProfileGroup; |
| 22 | import org.onosproject.net.pi.runtime.PiActionProfileGroupId; |
| 23 | import org.onosproject.net.pi.runtime.PiActionProfileMemberId; |
| 24 | import p4.v1.P4RuntimeOuterClass.ActionProfileGroup; |
| 25 | |
| 26 | /** |
| 27 | * Codec for P4Runtime ActionProfileGroup. |
| 28 | */ |
| 29 | final class ActionProfileGroupCodec |
| 30 | extends AbstractP4RuntimeCodec<PiActionProfileGroup, ActionProfileGroup> { |
| 31 | |
| 32 | @Override |
| 33 | public ActionProfileGroup encode( |
| 34 | PiActionProfileGroup piGroup, PiPipeconf pipeconf, P4InfoBrowser browser) |
| 35 | throws P4InfoBrowser.NotFoundException { |
| 36 | |
| 37 | final int p4ActionProfileId = browser.actionProfiles() |
| 38 | .getByName(piGroup.actionProfile().id()) |
| 39 | .getPreamble().getId(); |
| 40 | final ActionProfileGroup.Builder msgBuilder = ActionProfileGroup.newBuilder() |
| 41 | .setGroupId(piGroup.id().id()) |
| 42 | .setActionProfileId(p4ActionProfileId) |
| 43 | .setMaxSize(piGroup.maxSize()); |
| 44 | piGroup.members().forEach(m -> { |
| 45 | // TODO: currently we don't set "watch" field |
| 46 | ActionProfileGroup.Member member = ActionProfileGroup.Member.newBuilder() |
| 47 | .setMemberId(m.id().id()) |
| 48 | .setWeight(m.weight()) |
| 49 | .build(); |
| 50 | msgBuilder.addMembers(member); |
| 51 | }); |
| 52 | |
| 53 | return msgBuilder.build(); |
| 54 | } |
| 55 | |
| 56 | @Override |
| 57 | public PiActionProfileGroup decode( |
| 58 | ActionProfileGroup msg, PiPipeconf pipeconf, P4InfoBrowser browser) |
| 59 | throws CodecException, P4InfoBrowser.NotFoundException { |
| 60 | |
| 61 | final PiActionProfileGroup.Builder piGroupBuilder = PiActionProfileGroup.builder() |
| 62 | .withActionProfileId(PiActionProfileId.of( |
| 63 | browser.actionProfiles() |
| 64 | .getById(msg.getActionProfileId()) |
| 65 | .getPreamble().getName())) |
| 66 | .withId(PiActionProfileGroupId.of(msg.getGroupId())) |
| 67 | .withMaxSize(msg.getMaxSize()); |
| 68 | |
| 69 | msg.getMembersList().forEach(m -> { |
| 70 | int weight = m.getWeight(); |
| 71 | if (weight < 1) { |
| 72 | // FIXME: currently PI has a bug which will always return weight 0 |
| 73 | // ONOS won't accept group buckets with weight 0 |
| 74 | log.warn("Decoding ActionProfileGroup with 'weight' " + |
| 75 | "field {}, will set to 1", weight); |
| 76 | weight = 1; |
| 77 | } |
| 78 | piGroupBuilder.addMember(PiActionProfileMemberId.of( |
| 79 | m.getMemberId()), weight); |
| 80 | }); |
| 81 | return piGroupBuilder.build(); |
| 82 | } |
| 83 | } |