| /* |
| * 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.DefaultAnnotations; |
| import org.onosproject.net.LinkKey; |
| import org.onosproject.net.behaviour.LinkDiscovery; |
| import org.onosproject.net.config.NetworkConfigService; |
| import org.onosproject.net.config.basics.BasicLinkConfig; |
| import org.onosproject.net.driver.AbstractHandlerBehaviour; |
| import org.onosproject.net.link.DefaultLinkDescription; |
| import org.onosproject.net.link.LinkDescription; |
| |
| import java.util.Set; |
| import java.util.stream.Collectors; |
| |
| /** |
| * Implementation of the LinkDiscovery behaviour that returns all link available in the network configuration |
| * subsystem, where this device is the source connect point. |
| */ |
| // TODO: remove this behavior as soon we get working Packet I/O on Tofino. |
| public class NetcfgLinkDiscovery extends AbstractHandlerBehaviour implements LinkDiscovery { |
| |
| @Override |
| public Set<LinkDescription> getLinks() { |
| final NetworkConfigService configService = this.handler().get(NetworkConfigService.class); |
| return configService.getSubjects(LinkKey.class) |
| .stream() |
| .filter(linkKey -> linkKey.src().deviceId().equals(data().deviceId())) |
| .map(linkKey -> { |
| BasicLinkConfig linkConfig = configService.getConfig(linkKey, BasicLinkConfig.class); |
| return new DefaultLinkDescription(linkKey.src(), linkKey.dst(), |
| linkConfig.type(), |
| DefaultLinkDescription.EXPECTED, |
| DefaultAnnotations.EMPTY); |
| }) |
| .collect(Collectors.toSet()); |
| } |
| } |