| /* |
| * Copyright 2017-present Open Networking Foundation |
| * |
| * 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.drivers.p4runtime; |
| |
| import org.onosproject.net.packet.OutboundPacket; |
| import org.onosproject.net.packet.PacketProgrammable; |
| import org.onosproject.net.pi.model.PiPipelineInterpreter; |
| import org.onosproject.net.pi.runtime.PiPacketOperation; |
| |
| import java.util.Collection; |
| |
| /** |
| * Implementation of PacketProgrammable behaviour for P4Runtime. |
| */ |
| public class P4RuntimePacketProgrammable |
| extends AbstractP4RuntimeHandlerBehaviour |
| implements PacketProgrammable { |
| |
| @Override |
| public void emit(OutboundPacket packet) { |
| |
| if (!this.setupBehaviour()) { |
| return; |
| } |
| |
| final PiPipelineInterpreter interpreter = getInterpreter(); |
| if (interpreter == null) { |
| // Error logged by getInterpreter(). |
| return; |
| } |
| |
| try { |
| Collection<PiPacketOperation> operations = interpreter.mapOutboundPacket(packet); |
| operations.forEach(piPacketOperation -> { |
| log.debug("Doing PiPacketOperation {}", piPacketOperation); |
| getFutureWithDeadline( |
| client.packetOut(piPacketOperation, pipeconf), |
| "sending packet-out", false); |
| }); |
| } catch (PiPipelineInterpreter.PiInterpreterException e) { |
| log.error("Unable to translate outbound packet for {} with pipeconf {}: {}", |
| deviceId, pipeconf.id(), e.getMessage()); |
| } |
| } |
| } |