| /* |
| * Copyright 2016-present Open Networking Laboratory |
| * |
| * 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.cli.net; |
| |
| import org.apache.karaf.shell.commands.Argument; |
| import org.apache.karaf.shell.commands.Command; |
| import org.onosproject.cli.AbstractShellCommand; |
| import org.onosproject.net.ConnectPoint; |
| import org.onosproject.net.DeviceId; |
| import org.onosproject.net.PortNumber; |
| |
| import org.onosproject.net.statistic.Load; |
| import org.onosproject.net.statistic.StatisticService; |
| |
| |
| import static org.onosproject.net.DeviceId.deviceId; |
| import static org.onosproject.net.PortNumber.portNumber; |
| |
| /** |
| * Fetches statistics. |
| */ |
| @Command(scope = "onos", name = "get-stats", |
| description = "Fetches stats for a connection point") |
| public class GetStatisticsCommand extends AbstractShellCommand { |
| |
| @Argument(index = 0, name = "connectPoint", |
| description = "Device/Port Description", |
| required = true, multiValued = false) |
| String connectPoint = null; |
| |
| |
| @Override |
| protected void execute() { |
| StatisticService service = get(StatisticService.class); |
| |
| DeviceId ingressDeviceId = deviceId(getDeviceId(connectPoint)); |
| PortNumber ingressPortNumber = portNumber(getPortNumber(connectPoint)); |
| ConnectPoint cp = new ConnectPoint(ingressDeviceId, ingressPortNumber); |
| |
| Load load = service.load(cp); |
| |
| print("Load on %s -> %s", cp, load); |
| } |
| |
| /** |
| * Extracts the port number portion of the ConnectPoint. |
| * |
| * @param deviceString string representing the device/port |
| * @return port number as a string, empty string if the port is not found |
| */ |
| private String getPortNumber(String deviceString) { |
| int slash = deviceString.indexOf('/'); |
| if (slash <= 0) { |
| return ""; |
| } |
| return deviceString.substring(slash + 1, deviceString.length()); |
| } |
| |
| /** |
| * Extracts the device ID portion of the ConnectPoint. |
| * |
| * @param deviceString string representing the device/port |
| * @return device ID string |
| */ |
| private String getDeviceId(String deviceString) { |
| int slash = deviceString.indexOf('/'); |
| if (slash <= 0) { |
| return ""; |
| } |
| return deviceString.substring(0, slash); |
| } |
| } |