| /* |
| * 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.cisco; |
| |
| import com.google.common.collect.ImmutableList; |
| |
| 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.onosproject.netconf.NetconfController; |
| import org.onosproject.netconf.NetconfException; |
| import org.onosproject.netconf.NetconfSession; |
| import org.slf4j.Logger; |
| import java.io.IOException; |
| import java.util.List; |
| import static com.google.common.base.Preconditions.checkNotNull; |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| public class CiscoIosDeviceDescription extends AbstractHandlerBehaviour |
| implements DeviceDescriptionDiscovery { |
| |
| |
| private final Logger log = getLogger(getClass()); |
| private String version; |
| private String interfaces; |
| |
| @Override |
| public DeviceDescription discoverDeviceDetails() { |
| NetconfController controller = checkNotNull(handler().get(NetconfController.class)); |
| NetconfSession session = controller.getDevicesMap().get(handler().data().deviceId()).getSession(); |
| try { |
| version = session.get(showVersionRequestBuilder()); |
| } catch (IOException e) { |
| throw new RuntimeException(new NetconfException("Failed to retrieve version info.", e)); |
| } |
| |
| String[] details = TextBlockParserCisco.parseCiscoIosDeviceDetails(version); |
| |
| DeviceService deviceService = checkNotNull(handler().get(DeviceService.class)); |
| DeviceId deviceId = handler().data().deviceId(); |
| Device device = deviceService.getDevice(deviceId); |
| |
| return new DefaultDeviceDescription(device.id().uri(), Device.Type.SWITCH, |
| details[0], details[1], |
| details[2], details[3], |
| device.chassisId()); |
| } |
| |
| @Override |
| public List<PortDescription> discoverPortDetails() { |
| NetconfController controller = checkNotNull(handler().get(NetconfController.class)); |
| NetconfSession session = controller.getDevicesMap().get(handler().data().deviceId()).getSession(); |
| try { |
| interfaces = session.get(showInterfacesRequestBuilder()); |
| } catch (IOException e) { |
| log.error("Failed to retrieve Interfaces"); |
| return ImmutableList.of(); |
| } |
| return ImmutableList.copyOf(TextBlockParserCisco.parseCiscoIosPorts(interfaces)); |
| } |
| |
| /** |
| * Builds a request crafted to get the configuration required to create |
| * details descriptions for the device. |
| * |
| * @return The request string. |
| */ |
| private String showVersionRequestBuilder() { |
| StringBuilder rpc = new StringBuilder("<rpc xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\">"); |
| rpc.append("<get>"); |
| rpc.append("<filter>"); |
| rpc.append("<config-format-text-block>"); |
| rpc.append("<text-filter-spec> | include exp_to_match_run_conf </text-filter-spec>"); |
| rpc.append("</config-format-text-block>"); |
| rpc.append("<oper-data-format-text-block>"); |
| rpc.append("<show>version</show>"); |
| rpc.append("</oper-data-format-text-block>"); |
| rpc.append("</filter>"); |
| rpc.append("</get>"); |
| rpc.append("</rpc>]]>]]>"); |
| return rpc.toString(); |
| } |
| |
| /** |
| * Builds a request crafted to get the configuration required to create |
| * details descriptions for the device. |
| * |
| * @return The request string. |
| */ |
| private String showInterfacesRequestBuilder() { |
| //Message ID is injected later. |
| StringBuilder rpc = new StringBuilder("<rpc xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\">"); |
| rpc.append("<get>"); |
| rpc.append("<filter>"); |
| rpc.append("<config-format-text-block>"); |
| rpc.append("<text-filter-spec> | include exp_to_match_run_conf </text-filter-spec>"); |
| rpc.append("</config-format-text-block>"); |
| rpc.append("<oper-data-format-text-block>"); |
| rpc.append("<show>interfaces</show>"); |
| rpc.append("</oper-data-format-text-block>"); |
| rpc.append("</filter>"); |
| rpc.append("</get>"); |
| rpc.append("</rpc>]]>]]>"); |
| return rpc.toString(); |
| } |
| |
| } |