| /* |
| * Copyright 2018-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.gnmi; |
| |
| import com.google.common.base.Strings; |
| import org.onosproject.gnmi.api.GnmiClient; |
| import org.onosproject.gnmi.api.GnmiClientKey; |
| import org.onosproject.gnmi.api.GnmiController; |
| import org.onosproject.net.Device; |
| import org.onosproject.net.DeviceId; |
| import org.onosproject.net.config.NetworkConfigService; |
| import org.onosproject.net.config.basics.BasicDeviceConfig; |
| import org.onosproject.net.device.DeviceService; |
| import org.onosproject.net.driver.AbstractHandlerBehaviour; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.net.URI; |
| import java.net.URISyntaxException; |
| |
| /** |
| * Abstract implementation of a behaviour handler for a gNMI device. |
| */ |
| public class AbstractGnmiHandlerBehaviour extends AbstractHandlerBehaviour { |
| |
| protected final Logger log = LoggerFactory.getLogger(getClass()); |
| protected DeviceId deviceId; |
| protected DeviceService deviceService; |
| protected Device device; |
| protected GnmiController controller; |
| protected GnmiClient client; |
| |
| protected boolean setupBehaviour() { |
| deviceId = handler().data().deviceId(); |
| deviceService = handler().get(DeviceService.class); |
| controller = handler().get(GnmiController.class); |
| client = controller.getClient(deviceId); |
| |
| if (client == null) { |
| log.warn("Unable to find client for {}, aborting operation", deviceId); |
| return false; |
| } |
| |
| return true; |
| } |
| |
| GnmiClient getClientByKey() { |
| final GnmiClientKey clientKey = clientKey(); |
| if (clientKey == null) { |
| return null; |
| } |
| return handler().get(GnmiController.class).getClient(clientKey); |
| } |
| |
| protected GnmiClientKey clientKey() { |
| deviceId = handler().data().deviceId(); |
| |
| final BasicDeviceConfig cfg = handler().get(NetworkConfigService.class) |
| .getConfig(deviceId, BasicDeviceConfig.class); |
| if (cfg == null || Strings.isNullOrEmpty(cfg.managementAddress())) { |
| log.error("Missing or invalid config for {}, cannot derive " + |
| "gNMI server endpoints", deviceId); |
| return null; |
| } |
| |
| try { |
| return new GnmiClientKey( |
| deviceId, new URI(cfg.managementAddress())); |
| } catch (URISyntaxException e) { |
| log.error("Management address of {} is not a valid URI: {}", |
| deviceId, cfg.managementAddress()); |
| return null; |
| } |
| } |
| } |