| /* |
| * 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.mastership.MastershipService; |
| import org.onosproject.net.DeviceId; |
| import org.onosproject.drivers.fujitsu.behaviour.VoltNniLinkConfig; |
| import org.onosproject.net.driver.AbstractHandlerBehaviour; |
| import org.onosproject.net.driver.DriverHandler; |
| import org.onosproject.netconf.NetconfController; |
| import org.onosproject.netconf.NetconfException; |
| 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 FujitsuVoltNniLinkConfig extends AbstractHandlerBehaviour |
| implements VoltNniLinkConfig { |
| |
| private final Logger log = getLogger(FujitsuVoltNniLinkConfig.class); |
| private static final Set<String> NNILINKPARAMS = |
| ImmutableSet.of("loopback-enable"); |
| private static final Set<String> ENABLES = ImmutableSet.of("true", "false"); |
| private static final String VOLT_PORTS = "volt-ports"; |
| private static final String ETH_NNILINK_PORTS = "eth-nnilink-ports"; |
| private static final String ETH_NNILINK_PORT = "eth-nnilink-port"; |
| private static final String NNILINK_ID = "nnilink-id"; |
| |
| @Override |
| public String getNniLinks(String target) { |
| 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) |
| .append(ANGLE_RIGHT + NEW_LINE) |
| .append(buildStartTag(VOLT_PORTS)); |
| if (target != null) { |
| int nni; |
| try { |
| nni = Integer.parseInt(target); |
| if (nni <= ZERO) { |
| log.error("Invalid integer for nnilink-id:{}", target); |
| return null; |
| } |
| } catch (NumberFormatException e) { |
| log.error("Non-number input for nnilink-id:{}", target); |
| return null; |
| } |
| request.append(buildStartTag(ETH_NNILINK_PORTS)) |
| .append(buildStartTag(ETH_NNILINK_PORT)) |
| .append(buildStartTag(NNILINK_ID, false)) |
| .append(target) |
| .append(buildEndTag(NNILINK_ID)) |
| .append(buildEndTag(ETH_NNILINK_PORT)) |
| .append(buildEndTag(ETH_NNILINK_PORTS)); |
| } else { |
| request.append(buildEmptyTag(ETH_NNILINK_PORTS)); |
| } |
| request.append(buildEndTag(VOLT_PORTS)) |
| .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 setNniLink(String target) { |
| 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; |
| } |
| |
| String[] data = target.split(COLON); |
| if (data.length != THREE) { |
| log.error("Invalid number of arguments {}", target); |
| return false; |
| } |
| |
| try { |
| int nni = Integer.parseInt(data[FIRST_PART]); |
| if (nni <= ZERO) { |
| log.error("Invalid integer for nnilink-id:{}", target); |
| return false; |
| } |
| } catch (NumberFormatException e) { |
| log.error("Non-number input for nnilink-id:{}", target); |
| return false; |
| } |
| |
| if (!checkSetParam(data[SECOND_PART], data[THIRD_PART])) { |
| log.error("Failed to check input {}", target); |
| return false; |
| } |
| |
| try { |
| StringBuilder request = new StringBuilder(); |
| request.append(VOLT_NE_OPEN + VOLT_NE_NAMESPACE) |
| .append(ANGLE_RIGHT + NEW_LINE) |
| .append(buildStartTag(VOLT_PORTS)) |
| .append(buildStartTag(ETH_NNILINK_PORTS)) |
| .append(buildStartTag(ETH_NNILINK_PORT)) |
| .append(buildStartTag(NNILINK_ID, false)) |
| .append(data[FIRST_PART]) |
| .append(buildEndTag(NNILINK_ID)) |
| |
| .append(buildStartTag(data[SECOND_PART], false)) |
| .append(data[THIRD_PART]) |
| .append(buildEndTag(data[SECOND_PART])) |
| |
| .append(buildEndTag(ETH_NNILINK_PORT)) |
| .append(buildEndTag(ETH_NNILINK_PORTS)) |
| .append(buildEndTag(VOLT_PORTS)) |
| .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; |
| } |
| |
| /** |
| * Verifies input string for valid options. |
| * |
| * @param name input data in string |
| * @param value input data in string |
| * @return true/false if the param is valid/invalid |
| */ |
| private boolean checkSetParam(String name, String value) { |
| if (!NNILINKPARAMS.contains(name)) { |
| log.error("Unsupported parameter: {}", name); |
| return false; |
| } |
| |
| switch (name) { |
| default: |
| if (!ENABLES.contains(value)) { |
| log.error("Invalid value for Name {} : Value {}.", name, value); |
| return false; |
| } |
| break; |
| } |
| return true; |
| } |
| |
| } |