| /* |
| * 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.polatis.netconf; |
| |
| import org.apache.commons.configuration.HierarchicalConfiguration; |
| import com.google.common.collect.ImmutableList; |
| import org.onosproject.net.DefaultAnnotations; |
| import org.onosproject.net.Device; |
| import org.onosproject.net.DeviceId; |
| import org.onosproject.net.device.DefaultDeviceDescription; |
| import org.onosproject.net.device.DeviceDescription; |
| import org.onosproject.net.device.DeviceDescriptionDiscovery; |
| import org.onosproject.net.device.DeviceService; |
| import org.onosproject.net.device.PortDescription; |
| import org.onosproject.net.driver.AbstractHandlerBehaviour; |
| |
| import org.onlab.packet.ChassisId; |
| |
| import org.slf4j.Logger; |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| import java.util.List; |
| import java.util.regex.Matcher; |
| import java.util.regex.Pattern; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| import static org.onosproject.net.Device.Type.FIBER_SWITCH; |
| |
| import static org.onosproject.drivers.polatis.netconf.PolatisUtility.getPortsFilter; |
| import static org.onosproject.drivers.polatis.netconf.PolatisUtility.getProdInfoFilter; |
| import static org.onosproject.drivers.polatis.netconf.PolatisUtility.parsePorts; |
| import static org.onosproject.drivers.polatis.netconf.PolatisUtility.KEY_MANUFACTURER; |
| import static org.onosproject.drivers.polatis.netconf.PolatisUtility.KEY_HWVERSION; |
| import static org.onosproject.drivers.polatis.netconf.PolatisUtility.KEY_SWVERSION; |
| import static org.onosproject.drivers.polatis.netconf.PolatisUtility.KEY_SERIALNUMBER; |
| import static org.onosproject.drivers.polatis.netconf.PolatisUtility.KEY_INPUTPORTS; |
| import static org.onosproject.drivers.polatis.netconf.PolatisUtility.KEY_OUTPUTPORTS; |
| |
| import static org.onosproject.drivers.polatis.netconf.PolatisNetconfUtility.configAt; |
| import static org.onosproject.drivers.polatis.netconf.PolatisNetconfUtility.netconfGet; |
| import static org.onosproject.drivers.polatis.netconf.PolatisNetconfUtility.subscribe; |
| import static org.onosproject.drivers.polatis.netconf.PolatisNetconfUtility.KEY_DATA_PRODINF; |
| |
| /** |
| * Representation of device information and ports via NETCONF for all Polatis |
| * optical circuit switches. |
| */ |
| public class PolatisDeviceDescription extends AbstractHandlerBehaviour |
| implements DeviceDescriptionDiscovery { |
| |
| private final Logger log = getLogger(getClass()); |
| |
| /** |
| * Discovers device details, for polatis device by getting the system |
| * information. |
| * |
| * @return device description |
| */ |
| @Override |
| public DeviceDescription discoverDeviceDetails() { |
| log.debug("Discovering Polatis device detais..."); |
| return parseProductInformation(); |
| } |
| |
| private DeviceDescription parseProductInformation() { |
| DeviceService devsvc = checkNotNull(handler().get(DeviceService.class)); |
| DeviceId devID = handler().data().deviceId(); |
| String reply = netconfGet(handler(), getProdInfoFilter()); |
| subscribe(handler()); |
| HierarchicalConfiguration cfg = configAt(reply, KEY_DATA_PRODINF); |
| String hw = cfg.getString(KEY_HWVERSION); |
| String numInputPorts = "0"; |
| String numOutputPorts = "0"; |
| if (!hw.equals("")) { |
| Pattern patternSize = Pattern.compile("\\d+x[\\dC]+"); |
| Matcher matcher = patternSize.matcher(hw); |
| if (matcher.find()) { |
| String switchSize = matcher.group(); |
| log.debug("Got switch size: " + switchSize); |
| Pattern patternNumber = Pattern.compile("[\\dC]+"); |
| matcher = patternNumber.matcher(switchSize); |
| if (matcher.find()) { |
| numInputPorts = matcher.group(); |
| log.debug("numInputPorts=" + numInputPorts); |
| if (matcher.find()) { |
| if (!matcher.group().equals("CC")) { |
| numOutputPorts = matcher.group(); |
| } |
| } |
| log.debug("numOutputPorts=" + numOutputPorts); |
| } |
| } |
| } else { |
| log.warn("Unable to determine type of Polatis switch " + devID.toString()); |
| } |
| DefaultAnnotations annotations = DefaultAnnotations.builder() |
| .set(KEY_INPUTPORTS, numInputPorts) |
| .set(KEY_OUTPUTPORTS, numOutputPorts) |
| .build(); |
| |
| return new DefaultDeviceDescription(devID.uri(), FIBER_SWITCH, |
| cfg.getString(KEY_MANUFACTURER), cfg.getString(KEY_HWVERSION), |
| cfg.getString(KEY_SWVERSION), cfg.getString(KEY_SERIALNUMBER), |
| new ChassisId(cfg.getString(KEY_SERIALNUMBER)), true, annotations); |
| } |
| |
| /** |
| * Discovers port details, for polatis device. |
| * |
| * @return port list |
| */ |
| @Override |
| public List<PortDescription> discoverPortDetails() { |
| log.debug("Discovering ports on Polatis switch..."); |
| DeviceService deviceService = handler().get(DeviceService.class); |
| DeviceId deviceID = handler().data().deviceId(); |
| Device device = deviceService.getDevice(deviceID); |
| int numInputPorts = Integer.parseInt(device.annotations().value(KEY_INPUTPORTS)); |
| int numOutputPorts = Integer.parseInt(device.annotations().value(KEY_OUTPUTPORTS)); |
| String reply = netconfGet(handler(), getPortsFilter()); |
| List<PortDescription> descriptions = parsePorts(reply, numInputPorts, numOutputPorts); |
| return ImmutableList.copyOf(descriptions); |
| } |
| } |