Laszlo Papp | 5fd6a4f | 2018-06-11 15:36:50 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2018 Open Networking Foundation |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package org.onosproject.drivers.polatis.snmp; |
| 18 | |
| 19 | import org.onosproject.net.DeviceId; |
| 20 | import org.onosproject.net.Direction; |
| 21 | import org.onosproject.net.OchSignal; |
| 22 | import org.onosproject.net.PortNumber; |
| 23 | import org.onosproject.net.behaviour.PowerConfig; |
| 24 | import org.onosproject.net.driver.AbstractHandlerBehaviour; |
| 25 | |
| 26 | import org.snmp4j.smi.OID; |
| 27 | import org.snmp4j.smi.UnsignedInteger32; |
| 28 | import org.snmp4j.smi.Variable; |
| 29 | import org.snmp4j.smi.VariableBinding; |
| 30 | import org.snmp4j.util.TableEvent; |
| 31 | |
| 32 | import com.google.common.collect.Range; |
| 33 | |
| 34 | import org.slf4j.Logger; |
| 35 | |
| 36 | import java.io.IOException; |
| 37 | import java.util.ArrayList; |
| 38 | import java.util.List; |
| 39 | import java.util.Optional; |
| 40 | |
| 41 | import static org.onosproject.drivers.polatis.snmp.PolatisOpticalUtility.POWER_RANGE; |
| 42 | import static org.onosproject.drivers.polatis.snmp.PolatisSnmpUtility.get; |
| 43 | import static org.onosproject.drivers.polatis.snmp.PolatisSnmpUtility.getTable; |
| 44 | import static org.onosproject.drivers.polatis.snmp.PolatisSnmpUtility.set; |
| 45 | |
| 46 | import static org.slf4j.LoggerFactory.getLogger; |
| 47 | |
| 48 | /** |
| 49 | * Get current or target port/channel power from a Polatis optical snmp device. |
| 50 | * Set target port power or channel attenuation to an optical snmp device. |
| 51 | */ |
| 52 | public class PolatisPowerConfig<T> extends AbstractHandlerBehaviour |
Andrea Campanella | dadf640 | 2019-08-07 15:24:11 +0200 | [diff] [blame^] | 53 | implements PowerConfig<T> { |
Laszlo Papp | 5fd6a4f | 2018-06-11 15:36:50 +0100 | [diff] [blame] | 54 | |
| 55 | private static final int VOA_STATE_ABSOLUTE = 2; |
| 56 | |
| 57 | private static final String OPM_TABLE_OID = ".1.3.6.1.4.1.26592.2.3.2.2.2"; |
| 58 | private static final String OPM_POWER_OID = "1.1"; |
| 59 | |
| 60 | private static final String VOA_TABLE_OID = ".1.3.6.1.4.1.26592.2.4.2.1.2"; |
| 61 | private static final String VOA_LEVEL_OID = VOA_TABLE_OID + ".1.1"; |
| 62 | private static final String VOA_STATE_OID = VOA_TABLE_OID + ".1.4"; |
| 63 | |
| 64 | private final Logger log = getLogger(getClass()); |
| 65 | |
| 66 | @Override |
Andrea Campanella | dadf640 | 2019-08-07 15:24:11 +0200 | [diff] [blame^] | 67 | public Optional<Double> getTargetPower(PortNumber port, T component) { |
| 68 | Long power = acquireCurrentPower(port, component); |
| 69 | if (power == null) { |
| 70 | return Optional.empty(); |
| 71 | } |
| 72 | return Optional.of(power.doubleValue()); |
Laszlo Papp | 5fd6a4f | 2018-06-11 15:36:50 +0100 | [diff] [blame] | 73 | } |
| 74 | |
| 75 | @Override |
Andrea Campanella | dadf640 | 2019-08-07 15:24:11 +0200 | [diff] [blame^] | 76 | public void setTargetPower(PortNumber port, T component, double power) { |
Laszlo Papp | 5fd6a4f | 2018-06-11 15:36:50 +0100 | [diff] [blame] | 77 | if (component instanceof OchSignal) { |
| 78 | log.warn("Channel power is not applicable."); |
| 79 | return; |
| 80 | } |
Andrea Campanella | dadf640 | 2019-08-07 15:24:11 +0200 | [diff] [blame^] | 81 | setPortTargetPower(port, (long) power); |
Laszlo Papp | 5fd6a4f | 2018-06-11 15:36:50 +0100 | [diff] [blame] | 82 | } |
| 83 | |
| 84 | @Override |
Andrea Campanella | dadf640 | 2019-08-07 15:24:11 +0200 | [diff] [blame^] | 85 | public Optional<Double> currentPower(PortNumber port, T component) { |
| 86 | Long power = acquireCurrentPower(port, component); |
| 87 | if (power == null) { |
| 88 | return Optional.empty(); |
| 89 | } |
| 90 | return Optional.of(power.doubleValue()); |
Laszlo Papp | 5fd6a4f | 2018-06-11 15:36:50 +0100 | [diff] [blame] | 91 | } |
| 92 | |
| 93 | @Override |
Andrea Campanella | dadf640 | 2019-08-07 15:24:11 +0200 | [diff] [blame^] | 94 | public Optional<Range<Double>> getTargetPowerRange(PortNumber port, T component) { |
| 95 | Range<Long> power = getTxPowerRange(port, component); |
| 96 | if (power == null) { |
| 97 | return Optional.empty(); |
| 98 | } |
| 99 | return Optional.of(Range.closed((double) power.lowerEndpoint(), (double) power.upperEndpoint())); |
Laszlo Papp | 5fd6a4f | 2018-06-11 15:36:50 +0100 | [diff] [blame] | 100 | } |
| 101 | |
| 102 | @Override |
Andrea Campanella | dadf640 | 2019-08-07 15:24:11 +0200 | [diff] [blame^] | 103 | public Optional<Range<Double>> getInputPowerRange(PortNumber port, T component) { |
| 104 | Range<Long> power = getRxPowerRange(port, component); |
| 105 | if (power == null) { |
| 106 | return Optional.empty(); |
| 107 | } |
| 108 | return Optional.of(Range.closed((double) power.lowerEndpoint(), (double) power.upperEndpoint())); |
Laszlo Papp | 5fd6a4f | 2018-06-11 15:36:50 +0100 | [diff] [blame] | 109 | } |
| 110 | |
| 111 | @Override |
| 112 | public List<PortNumber> getPorts(T component) { |
| 113 | if (component instanceof OchSignal) { |
| 114 | log.warn("Channel component is not applicable."); |
| 115 | return new ArrayList<PortNumber>(); |
| 116 | } |
| 117 | log.debug("Get port config ports..."); |
| 118 | return acquirePorts(); |
| 119 | } |
| 120 | |
| 121 | private List<PortNumber> acquirePorts() { |
| 122 | List<TableEvent> events; |
| 123 | DeviceId deviceId = handler().data().deviceId(); |
| 124 | List<PortNumber> ports = new ArrayList<>(); |
| 125 | |
| 126 | try { |
| 127 | OID[] columnOIDs = {new OID(OPM_POWER_OID)}; |
| 128 | events = getTable(handler(), columnOIDs); |
| 129 | } catch (IOException e) { |
| 130 | log.error("Error reading opm power table for device {} exception {}", deviceId, e); |
| 131 | return ports; |
| 132 | } |
| 133 | |
| 134 | if (events == null) { |
| 135 | log.error("Error reading opm power table for device {}", deviceId); |
| 136 | return ports; |
| 137 | } |
| 138 | |
| 139 | for (TableEvent event : events) { |
| 140 | if (event == null) { |
| 141 | log.error("Error reading event for device {}", deviceId); |
| 142 | continue; |
| 143 | } |
| 144 | VariableBinding[] columns = event.getColumns(); |
| 145 | if (columns == null) { |
| 146 | log.error("Error reading columns for device {}", deviceId); |
| 147 | continue; |
| 148 | } |
| 149 | |
| 150 | VariableBinding opmColumn = columns[0]; |
| 151 | if (opmColumn == null) { |
| 152 | continue; |
| 153 | } |
| 154 | |
| 155 | int port = event.getIndex().last(); |
| 156 | int opm = opmColumn.getVariable().toInt(); |
| 157 | if (opm == 0) { |
| 158 | continue; |
| 159 | } |
| 160 | |
| 161 | ports.add(PortNumber.portNumber(port)); |
| 162 | } |
| 163 | |
| 164 | return ports; |
| 165 | } |
| 166 | |
| 167 | private Long acquireTargetPower(PortNumber port, T component) { |
| 168 | if (component instanceof OchSignal) { |
| 169 | log.warn("Channel power is not applicable."); |
| 170 | return null; |
| 171 | } |
| 172 | log.debug("Get port{} target power...", port); |
| 173 | |
| 174 | DeviceId deviceId = handler().data().deviceId(); |
| 175 | Long targetPower = 0L; |
| 176 | try { |
Andrea Campanella | dadf640 | 2019-08-07 15:24:11 +0200 | [diff] [blame^] | 177 | targetPower = Long.valueOf(get(handler(), VOA_LEVEL_OID + "." + port.toLong()).toInt()); |
Laszlo Papp | 5fd6a4f | 2018-06-11 15:36:50 +0100 | [diff] [blame] | 178 | } catch (IOException e) { |
| 179 | log.error("Error reading target power for device {} exception {}", deviceId, e); |
| 180 | } |
| 181 | return targetPower; |
| 182 | } |
| 183 | |
| 184 | private Long acquireCurrentPower(PortNumber port, T component) { |
| 185 | if (component instanceof OchSignal) { |
| 186 | log.warn("Channel power is not applicable."); |
| 187 | return null; |
| 188 | } |
| 189 | log.debug("Get port{} current power...", port); |
| 190 | |
| 191 | DeviceId deviceId = handler().data().deviceId(); |
| 192 | Long power = 0L; |
| 193 | try { |
Andrea Campanella | dadf640 | 2019-08-07 15:24:11 +0200 | [diff] [blame^] | 194 | power = Long.valueOf(get(handler(), OPM_POWER_OID + "." + port.toLong()).toInt()); |
Laszlo Papp | 5fd6a4f | 2018-06-11 15:36:50 +0100 | [diff] [blame] | 195 | } catch (IOException e) { |
| 196 | log.error("Error reading current power for device {} exception {}", deviceId, e); |
| 197 | } |
| 198 | return power; |
| 199 | } |
| 200 | |
| 201 | private boolean setPortTargetPower(PortNumber port, long power) { |
| 202 | log.debug("Set port{} target power...", port); |
| 203 | List<VariableBinding> vbs = new ArrayList<>(); |
| 204 | |
| 205 | OID voaStateOid = new OID(VOA_STATE_OID + "." + port.toLong()); |
| 206 | Variable voaStateVar = new UnsignedInteger32(VOA_STATE_ABSOLUTE); |
| 207 | VariableBinding voaStateVb = new VariableBinding(voaStateOid, voaStateVar); |
| 208 | vbs.add(voaStateVb); |
| 209 | |
| 210 | OID voaLevelOid = new OID(VOA_LEVEL_OID + "." + port.toLong()); |
| 211 | Variable voaLevelVar = new UnsignedInteger32(power); |
| 212 | VariableBinding voaLevelVb = new VariableBinding(voaLevelOid, voaLevelVar); |
| 213 | vbs.add(voaLevelVb); |
| 214 | |
| 215 | DeviceId deviceId = handler().data().deviceId(); |
| 216 | try { |
| 217 | set(handler(), vbs); |
| 218 | } catch (IOException e) { |
| 219 | log.error("Error writing ports table for device {} exception {}", deviceId, e); |
| 220 | return false; |
| 221 | } |
| 222 | return true; |
| 223 | } |
| 224 | |
| 225 | private Range<Long> getPowerRange() { |
| 226 | return POWER_RANGE; |
| 227 | } |
| 228 | |
| 229 | private Range<Long> getTxPowerRange(PortNumber port, T component) { |
| 230 | if (component instanceof Direction) { |
| 231 | log.debug("Get target port{} power range...", port); |
| 232 | return getPowerRange(); |
| 233 | } else { |
| 234 | log.warn("Channel power is not applicable."); |
| 235 | return null; |
| 236 | } |
| 237 | } |
| 238 | |
| 239 | private Range<Long> getRxPowerRange(PortNumber port, T component) { |
| 240 | log.debug("Get input port{} power range...", port); |
| 241 | return getPowerRange(); |
| 242 | } |
| 243 | } |