| /* |
| * Copyright 2019-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. |
| |
| * This work was partially supported by EC H2020 project METRO-HAUL (761727). |
| */ |
| |
| package org.onosproject.drivers.odtn.openconfig; |
| |
| import org.onlab.util.Frequency; |
| import org.onosproject.drivers.odtn.impl.FlowRuleParser; |
| import org.onosproject.net.flow.FlowRule; |
| import org.onosproject.netconf.DatastoreId; |
| import org.onosproject.netconf.NetconfException; |
| import org.onosproject.netconf.NetconfSession; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public class TerminalDeviceFlowRuleProgrammable extends AbstractTerminalDeviceFlowRuleProgrammable { |
| |
| private static final Logger log = |
| LoggerFactory.getLogger(TerminalDeviceFlowRuleProgrammable.class); |
| |
| public void setOpticalChannelFrequency(NetconfSession session, |
| String optChannel, Frequency freq) |
| throws NetconfException { |
| StringBuilder sb = new StringBuilder(); |
| sb.append( |
| "<components xmlns='http://openconfig.net/yang/platform'>" |
| + "<component nc:operation='merge'>" |
| + "<name>" + optChannel + "</name>" |
| + "<oc-opt-term:optical-channel " |
| + |
| " xmlns:oc-opt-term='http://openconfig.net/yang/terminal-device'>" |
| + " <oc-opt-term:config>" |
| + " <oc-opt-term:frequency>" + (long) freq.asMHz() + |
| "</oc-opt-term:frequency>" |
| + " </oc-opt-term:config>" |
| + " </oc-opt-term:optical-channel>" |
| + "</component>" |
| + "</components>"); |
| log.info("Optical Channel Frequency {}", sb.toString()); |
| boolean ok = session.editConfig(DatastoreId.CANDIDATE, null, sb.toString()); |
| if (!ok) { |
| throw new NetconfException("error committing channel frequency"); |
| } |
| } |
| |
| |
| @Override |
| protected String applyFlowRule(NetconfSession session, FlowRule r) throws NetconfException { |
| FlowRuleParser frp = new FlowRuleParser(r); |
| if (!frp.isReceiver()) { |
| String optChannel = getOpticalChannel(session, frp.getPortNumber()); |
| setOpticalChannelFrequency(session, optChannel, |
| frp.getCentralFrequency()); |
| return optChannel + ":" + frp.getCentralFrequency().asGHz(); |
| } |
| return String.valueOf(frp.getCentralFrequency().asGHz()); |
| } |
| |
| @Override |
| protected String removeFlowRule(NetconfSession session, FlowRule r) |
| throws NetconfException { |
| FlowRuleParser frp = new FlowRuleParser(r); |
| if (!frp.isReceiver()) { |
| String optChannel = getOpticalChannel(session, frp.getPortNumber()); |
| setOpticalChannelFrequency(session, optChannel, Frequency.ofMHz(0)); |
| return optChannel + ":" + frp.getCentralFrequency().asGHz(); |
| } |
| return String.valueOf(frp.getCentralFrequency().asGHz()); |
| } |
| } |