| /* |
| * Copyright 2016-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.fujitsu; |
| |
| import org.onosproject.net.DeviceId; |
| import org.onosproject.drivers.fujitsu.behaviour.VoltAlertConfig; |
| import org.onosproject.net.driver.AbstractHandlerBehaviour; |
| import org.onosproject.net.driver.DriverHandler; |
| import org.onosproject.netconf.NetconfController; |
| import org.onosproject.netconf.NetconfException; |
| import org.onosproject.mastership.MastershipService; |
| import org.slf4j.Logger; |
| |
| import java.util.Set; |
| |
| import com.google.common.collect.ImmutableSet; |
| import static com.google.common.base.Preconditions.checkNotNull; |
| import static org.onosproject.drivers.fujitsu.FujitsuVoltXmlUtility.*; |
| import static org.slf4j.LoggerFactory.getLogger; |
| import static org.onosproject.netconf.DatastoreId.RUNNING; |
| |
| /** |
| * Implementation to get and set parameters available in vOLT |
| * through the Netconf protocol. |
| */ |
| public class FujitsuVoltAlertConfig extends AbstractHandlerBehaviour |
| implements VoltAlertConfig { |
| |
| private final Logger log = getLogger(FujitsuVoltAlertConfig.class); |
| private static final String VOLT_ALERTS = "volt-alerts"; |
| private static final String ALERT_FILTER = "alert-filter"; |
| private static final String NOTIFY_ALERT = "notify-alert"; |
| private static final Set<String> SEVERITYLEVELS = |
| ImmutableSet.of("none", "info", "minor", "major", "critical"); |
| private static final String DISABLE = "disable"; |
| |
| |
| @Override |
| public String getAlertFilter() { |
| DriverHandler handler = handler(); |
| NetconfController controller = handler.get(NetconfController.class); |
| MastershipService mastershipService = handler.get(MastershipService.class); |
| DeviceId ncDeviceId = handler.data().deviceId(); |
| checkNotNull(controller, "Netconf controller is null"); |
| String reply = null; |
| |
| if (!mastershipService.isLocalMaster(ncDeviceId)) { |
| log.warn("Not master for {} Use {} to execute command", |
| ncDeviceId, |
| mastershipService.getMasterFor(ncDeviceId)); |
| return null; |
| } |
| |
| try { |
| StringBuilder request = new StringBuilder(); |
| request.append(VOLT_NE_OPEN + VOLT_NE_NAMESPACE); |
| request.append(ANGLE_RIGHT + NEW_LINE); |
| request.append(buildStartTag(VOLT_ALERTS)) |
| .append(buildEmptyTag(ALERT_FILTER)) |
| .append(buildEndTag(VOLT_ALERTS)) |
| .append(VOLT_NE_CLOSE); |
| |
| reply = controller |
| .getDevicesMap() |
| .get(ncDeviceId) |
| .getSession() |
| .get(request.toString(), REPORT_ALL); |
| } catch (NetconfException e) { |
| log.error("Cannot communicate to device {} exception {}", ncDeviceId, e); |
| } |
| return reply; |
| } |
| |
| @Override |
| public boolean setAlertFilter(String severity) { |
| DriverHandler handler = handler(); |
| NetconfController controller = handler.get(NetconfController.class); |
| MastershipService mastershipService = handler.get(MastershipService.class); |
| DeviceId ncDeviceId = handler.data().deviceId(); |
| checkNotNull(controller, "Netconf controller is null"); |
| |
| if (!mastershipService.isLocalMaster(ncDeviceId)) { |
| log.warn("Not master for {} Use {} to execute command", |
| ncDeviceId, |
| mastershipService.getMasterFor(ncDeviceId)); |
| return false; |
| } |
| |
| if (!SEVERITYLEVELS.contains(severity)) { |
| log.error("Invalid severity level: {}", severity); |
| return false; |
| } |
| |
| try { |
| StringBuilder request = new StringBuilder(); |
| request.append(VOLT_NE_OPEN + VOLT_NE_NAMESPACE); |
| request.append(ANGLE_RIGHT + NEW_LINE); |
| request.append(buildStartTag(VOLT_ALERTS)) |
| .append(buildStartTag(ALERT_FILTER, false)) |
| .append(severity) |
| .append(buildEndTag(ALERT_FILTER)) |
| .append(buildEndTag(VOLT_ALERTS)) |
| .append(VOLT_NE_CLOSE); |
| |
| controller.getDevicesMap().get(ncDeviceId).getSession(). |
| editConfig(RUNNING, null, request.toString()); |
| } catch (NetconfException e) { |
| log.error("Cannot communicate to device {} exception {}", ncDeviceId, e); |
| return false; |
| } |
| return true; |
| } |
| |
| @Override |
| public boolean subscribe(String mode) { |
| DriverHandler handler = handler(); |
| NetconfController controller = handler.get(NetconfController.class); |
| MastershipService mastershipService = handler.get(MastershipService.class); |
| DeviceId ncDeviceId = handler.data().deviceId(); |
| checkNotNull(controller, "Netconf controller is null"); |
| |
| if (!mastershipService.isLocalMaster(ncDeviceId)) { |
| log.warn("Not master for {} Use {} to execute command", |
| ncDeviceId, |
| mastershipService.getMasterFor(ncDeviceId)); |
| return false; |
| } |
| |
| if (mode != null) { |
| if (!DISABLE.equals(mode)) { |
| log.error("Invalid mode: {}", mode); |
| return false; |
| } |
| } |
| |
| try { |
| if (mode != null) { |
| controller.getDevicesMap().get(ncDeviceId).getSession(). |
| endSubscription(); |
| } else { |
| StringBuilder request = new StringBuilder(); |
| request.append(ANGLE_LEFT + NOTIFY_ALERT + SPACE); |
| request.append(VOLT_NE_NAMESPACE + SLASH + ANGLE_RIGHT); |
| |
| controller.getDevicesMap().get(ncDeviceId).getSession(). |
| startSubscription(request.toString()); |
| } |
| } catch (NetconfException e) { |
| log.error("Cannot communicate to device {} exception {}", ncDeviceId, e); |
| return false; |
| } |
| return true; |
| } |
| |
| } |