fahadnaeemkhan | 7182724 | 2017-09-21 15:10:07 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2016-present 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 | package org.onosproject.drivers.ciena; |
| 17 | |
fahadnaeemkhan | 71d50eb | 2017-12-06 19:52:38 -0800 | [diff] [blame] | 18 | import com.fasterxml.jackson.databind.JsonNode; |
| 19 | import com.fasterxml.jackson.databind.ObjectMapper; |
| 20 | import com.fasterxml.jackson.databind.ObjectReader; |
| 21 | import com.google.common.collect.ImmutableList; |
| 22 | import com.google.common.collect.Lists; |
| 23 | import org.apache.commons.lang3.tuple.Pair; |
fahadnaeemkhan | 7182724 | 2017-09-21 15:10:07 -0700 | [diff] [blame] | 24 | import org.onlab.util.Frequency; |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 25 | import org.onosproject.driver.optical.flowrule.CrossConnectCache; |
fahadnaeemkhan | 4b6731a | 2017-10-18 11:13:02 -0700 | [diff] [blame] | 26 | import org.onosproject.incubator.net.faultmanagement.alarm.Alarm; |
| 27 | import org.onosproject.incubator.net.faultmanagement.alarm.AlarmEntityId; |
| 28 | import org.onosproject.incubator.net.faultmanagement.alarm.AlarmId; |
| 29 | import org.onosproject.incubator.net.faultmanagement.alarm.DefaultAlarm; |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 30 | import org.onosproject.net.ChannelSpacing; |
fahadnaeemkhan | 7182724 | 2017-09-21 15:10:07 -0700 | [diff] [blame] | 31 | import org.onosproject.net.DeviceId; |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 32 | import org.onosproject.net.OchSignal; |
| 33 | import org.onosproject.net.OchSignalType; |
fahadnaeemkhan | 71d50eb | 2017-12-06 19:52:38 -0800 | [diff] [blame] | 34 | import org.onosproject.net.Port; |
| 35 | import org.onosproject.net.PortNumber; |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 36 | import org.onosproject.net.device.DeviceService; |
fahadnaeemkhan | 7182724 | 2017-09-21 15:10:07 -0700 | [diff] [blame] | 37 | import org.onosproject.net.driver.DriverHandler; |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 38 | import org.onosproject.net.flow.DefaultFlowEntry; |
| 39 | import org.onosproject.net.flow.DefaultFlowRule; |
| 40 | import org.onosproject.net.flow.DefaultTrafficSelector; |
| 41 | import org.onosproject.net.flow.DefaultTrafficTreatment; |
| 42 | import org.onosproject.net.flow.FlowEntry; |
| 43 | import org.onosproject.net.flow.FlowId; |
| 44 | import org.onosproject.net.flow.FlowRule; |
| 45 | import org.onosproject.net.flow.TrafficSelector; |
| 46 | import org.onosproject.net.flow.TrafficTreatment; |
| 47 | import org.onosproject.net.flow.criteria.Criteria; |
fahadnaeemkhan | 7182724 | 2017-09-21 15:10:07 -0700 | [diff] [blame] | 48 | import org.onosproject.protocol.rest.RestSBController; |
| 49 | import org.slf4j.Logger; |
| 50 | |
fahadnaeemkhan | 71d50eb | 2017-12-06 19:52:38 -0800 | [diff] [blame] | 51 | import javax.ws.rs.core.MediaType; |
| 52 | import javax.ws.rs.core.Response; |
| 53 | import java.io.ByteArrayInputStream; |
| 54 | import java.io.IOException; |
| 55 | import java.io.InputStream; |
| 56 | import java.nio.charset.StandardCharsets; |
fahadnaeemkhan | 4b6731a | 2017-10-18 11:13:02 -0700 | [diff] [blame] | 57 | import java.time.LocalDateTime; |
| 58 | import java.time.ZoneId; |
| 59 | import java.time.format.DateTimeFormatter; |
| 60 | import java.time.format.DateTimeParseException; |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 61 | import java.util.Collection; |
fahadnaeemkhan | 71d50eb | 2017-12-06 19:52:38 -0800 | [diff] [blame] | 62 | import java.util.List; |
| 63 | import java.util.Objects; |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 64 | import java.util.stream.Collectors; |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 65 | |
fahadnaeemkhan | 7182724 | 2017-09-21 15:10:07 -0700 | [diff] [blame] | 66 | import static com.google.common.base.Preconditions.checkNotNull; |
| 67 | import static org.slf4j.LoggerFactory.getLogger; |
| 68 | |
| 69 | public class CienaRestDevice { |
fahadnaeemkhan | 4b6731a | 2017-10-18 11:13:02 -0700 | [diff] [blame] | 70 | private static final Frequency BASE_FREQUENCY = Frequency.ofGHz(193_950); |
fahadnaeemkhan | 7182724 | 2017-09-21 15:10:07 -0700 | [diff] [blame] | 71 | private static final String ENABLED = "enabled"; |
| 72 | private static final String DISABLED = "disabled"; |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 73 | private static final String VALUE = "value"; |
| 74 | private static final String STATE = "state"; |
| 75 | private static final String ADMIN_STATE = "admin-state"; |
| 76 | private static final String WAVELENGTH = "wavelength"; |
| 77 | private static final String DATA = "data"; |
fahadnaeemkhan | 4b6731a | 2017-10-18 11:13:02 -0700 | [diff] [blame] | 78 | private static final String ACTIVE = "active"; |
| 79 | private static final String ACKNOWLEDGE = "acknowledged"; |
| 80 | private static final String SEVERITY = "severity"; |
| 81 | private static final String DESCRIPTION = "description"; |
| 82 | private static final String INSTANCE = "instance"; |
| 83 | private static final String PORT = "port"; |
| 84 | private static final String PTP = "ptp"; |
| 85 | private static final String UTC = "UTC"; |
| 86 | private static final String OTHER = "other"; |
| 87 | private static final String DATE_TIME_FORMAT = "EEE MMM [ ]d HH:mm:ss yyyy"; |
| 88 | //keys |
| 89 | private static final String ALARM_KEY = "ws-alarms"; |
| 90 | private static final String ALARM_INSTANCE_ID = "alarm-instance-id"; |
| 91 | private static final String ALARM_TABLE_ID = "alarm-table-id"; |
| 92 | private static final String ALARM_LOCAL_DATE_TIME = "local-date-time"; |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 93 | private static final String LINE_SYSTEM_CHANNEL_NUMBER = "ciena-ws-ptp-modem:line-system-channel-number"; |
| 94 | private static final String FREQUENCY_KEY = "ciena-ws-ptp-modem:frequency"; |
fahadnaeemkhan | 7182724 | 2017-09-21 15:10:07 -0700 | [diff] [blame] | 95 | //URIs |
| 96 | private static final String PORT_URI = "ws-ptps/ptps/%s"; |
| 97 | private static final String TRANSMITTER_URI = PORT_URI + "/properties/transmitter"; |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 98 | private static final String PORT_STATE_URI = PORT_URI + "/" + STATE; |
| 99 | private static final String WAVELENGTH_URI = TRANSMITTER_URI + "/" + WAVELENGTH; |
| 100 | private static final String FREQUENCY_URI = TRANSMITTER_URI + "/" + FREQUENCY_KEY; |
| 101 | private static final String CHANNEL_URI = TRANSMITTER_URI + "/" + LINE_SYSTEM_CHANNEL_NUMBER; |
fahadnaeemkhan | 4b6731a | 2017-10-18 11:13:02 -0700 | [diff] [blame] | 102 | private static final String ACTIVE_ALARMS_URL = ALARM_KEY + "/" + ACTIVE; |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 103 | private static final List<String> LINESIDE_PORT_ID = ImmutableList.of("4", "48"); |
fahadnaeemkhan | 7182724 | 2017-09-21 15:10:07 -0700 | [diff] [blame] | 104 | |
fahadnaeemkhan | 4b6731a | 2017-10-18 11:13:02 -0700 | [diff] [blame] | 105 | private final Logger log = getLogger(getClass()); |
| 106 | |
| 107 | private DeviceId deviceId; |
| 108 | private RestSBController controller; |
| 109 | private CrossConnectCache crossConnectCache; |
| 110 | private DeviceService deviceService; |
| 111 | |
| 112 | |
fahadnaeemkhan | 7182724 | 2017-09-21 15:10:07 -0700 | [diff] [blame] | 113 | public CienaRestDevice(DriverHandler handler) throws NullPointerException { |
| 114 | deviceId = handler.data().deviceId(); |
| 115 | controller = checkNotNull(handler.get(RestSBController.class)); |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 116 | crossConnectCache = checkNotNull(handler.get(CrossConnectCache.class)); |
| 117 | deviceService = checkNotNull(handler.get(DeviceService.class)); |
| 118 | } |
| 119 | |
| 120 | /** |
| 121 | * return the Line side ports. |
| 122 | * |
| 123 | * @return List of Line side ports. |
| 124 | */ |
| 125 | public static List<String> getLinesidePortId() { |
| 126 | return LINESIDE_PORT_ID; |
| 127 | } |
| 128 | |
| 129 | /** |
| 130 | * add the given flow rules to cross connect-cache. |
| 131 | * |
| 132 | * @param flowRules flow rules that needs to be cached. |
| 133 | */ |
| 134 | public void setCrossConnectCache(Collection<FlowRule> flowRules) { |
| 135 | flowRules.forEach(xc -> crossConnectCache.set( |
| 136 | Objects.hash(deviceId, xc.selector(), xc.treatment()), |
| 137 | xc.id(), |
| 138 | xc.priority())); |
| 139 | } |
| 140 | |
| 141 | /** |
| 142 | * remove the given flow rules form the cross-connect cache. |
| 143 | * |
| 144 | * @param flowRules flow rules that needs to be removed from cache. |
| 145 | */ |
| 146 | public void removeCrossConnectCache(Collection<FlowRule> flowRules) { |
| 147 | flowRules.forEach(xc -> crossConnectCache.remove(Objects.hash(deviceId, xc.selector(), xc.treatment()))); |
fahadnaeemkhan | 7182724 | 2017-09-21 15:10:07 -0700 | [diff] [blame] | 148 | } |
| 149 | |
| 150 | private final String genPortStateRequest(String state) { |
| 151 | String request = "{\n" + |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 152 | "\"" + STATE + "\": {\n" + |
| 153 | "\"" + ADMIN_STATE + "\": \"" + state + "\"\n}\n}"; |
fahadnaeemkhan | 7182724 | 2017-09-21 15:10:07 -0700 | [diff] [blame] | 154 | log.debug("generated request: \n{}", request); |
| 155 | return request; |
| 156 | } |
| 157 | |
| 158 | private String genWavelengthChangeRequest(String wavelength) { |
| 159 | String request = "{\n" + |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 160 | "\"" + WAVELENGTH + "\": {\n" + |
| 161 | "\"" + VALUE + "\": " + wavelength + "\n" + |
fahadnaeemkhan | 7182724 | 2017-09-21 15:10:07 -0700 | [diff] [blame] | 162 | "}\n" + |
| 163 | "}"; |
| 164 | log.debug("request:\n{}", request); |
| 165 | return request; |
| 166 | |
| 167 | } |
| 168 | |
fahadnaeemkhan | ffc917f | 2017-10-03 14:04:46 -0700 | [diff] [blame] | 169 | private String genFrequencyChangeRequest(long frequency) { |
fahadnaeemkhan | 7182724 | 2017-09-21 15:10:07 -0700 | [diff] [blame] | 170 | String request = "{\n" + |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 171 | "\"" + FREQUENCY_KEY + "\": {\n" + |
| 172 | "\"" + VALUE + "\": " + Long.toString(frequency) + "\n" + |
fahadnaeemkhan | 7182724 | 2017-09-21 15:10:07 -0700 | [diff] [blame] | 173 | "}\n" + |
| 174 | "}"; |
| 175 | log.debug("request:\n{}", request); |
| 176 | return request; |
| 177 | |
| 178 | } |
| 179 | |
| 180 | private String genChannelChangeRequest(int channel) { |
| 181 | String request = "{\n" + |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 182 | "\"" + LINE_SYSTEM_CHANNEL_NUMBER + "\": " + |
fahadnaeemkhan | 7182724 | 2017-09-21 15:10:07 -0700 | [diff] [blame] | 183 | Integer.toString(channel) + "\n}"; |
| 184 | log.debug("request:\n{}", request); |
| 185 | return request; |
| 186 | |
| 187 | } |
| 188 | |
| 189 | |
| 190 | private final String genUri(String uriFormat, PortNumber port) { |
| 191 | return String.format(uriFormat, port.name()); |
| 192 | } |
| 193 | |
fahadnaeemkhan | 71d50eb | 2017-12-06 19:52:38 -0800 | [diff] [blame] | 194 | private boolean isPortState(PortNumber number, String state) { |
| 195 | log.debug("checking port {} state is {} or not on device {}", number, state, deviceId); |
| 196 | String uri = genUri(PORT_STATE_URI, number); |
| 197 | JsonNode jsonNode; |
| 198 | try { |
| 199 | jsonNode = get(uri); |
| 200 | } catch (IOException e) { |
| 201 | log.error("unable to get port state on device {}", deviceId); |
| 202 | return false; |
| 203 | } |
| 204 | return jsonNode.get(STATE).get(ADMIN_STATE).asText().equals(state); |
| 205 | |
| 206 | } |
| 207 | |
| 208 | private boolean confirmPortState(long timePeriodInMillis, int iterations, PortNumber number, String state) { |
| 209 | for (int i = 0; i < iterations; i++) { |
| 210 | log.debug("looping for port state with time period {}ms on device {}. try number {}/{}", |
| 211 | timePeriodInMillis, deviceId, i + 1, iterations); |
| 212 | if (isPortState(number, state)) { |
| 213 | return true; |
| 214 | } |
| 215 | try { |
| 216 | Thread.sleep(timePeriodInMillis); |
| 217 | } catch (InterruptedException e) { |
| 218 | log.error("unable to sleep thread for device {}\n", deviceId, e); |
| 219 | Thread.currentThread().interrupt(); |
| 220 | return false; |
| 221 | } |
| 222 | } |
| 223 | return false; |
| 224 | } |
| 225 | |
fahadnaeemkhan | 7182724 | 2017-09-21 15:10:07 -0700 | [diff] [blame] | 226 | private boolean changePortState(PortNumber number, String state) { |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 227 | log.debug("changing the port {} on device {} state to {}", number, deviceId, state); |
fahadnaeemkhan | 7182724 | 2017-09-21 15:10:07 -0700 | [diff] [blame] | 228 | String uri = genUri(PORT_STATE_URI, number); |
| 229 | String request = genPortStateRequest(state); |
fahadnaeemkhan | 71d50eb | 2017-12-06 19:52:38 -0800 | [diff] [blame] | 230 | |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 231 | boolean response = putNoReply(uri, request); |
| 232 | if (!response) { |
| 233 | log.error("unable to change port {} on device {} state to {}", number, deviceId, state); |
| 234 | } |
fahadnaeemkhan | 71d50eb | 2017-12-06 19:52:38 -0800 | [diff] [blame] | 235 | |
| 236 | // 5 tries with 2 sec delay |
| 237 | long timePeriod = 2000; |
| 238 | int iterations = 5; |
| 239 | return confirmPortState(timePeriod, iterations, number, state); |
fahadnaeemkhan | 7182724 | 2017-09-21 15:10:07 -0700 | [diff] [blame] | 240 | } |
| 241 | |
| 242 | public boolean disablePort(PortNumber number) { |
| 243 | return changePortState(number, DISABLED); |
| 244 | } |
| 245 | |
| 246 | public boolean enablePort(PortNumber number) { |
| 247 | return changePortState(number, ENABLED); |
| 248 | } |
| 249 | |
| 250 | public final boolean changeFrequency(OchSignal signal, PortNumber outPort) { |
| 251 | String uri = genUri(FREQUENCY_URI, outPort); |
| 252 | long frequency = toFrequency(signal); |
| 253 | String request = genFrequencyChangeRequest(frequency); |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 254 | boolean response = putNoReply(uri, request); |
| 255 | if (!response) { |
| 256 | log.error("unable to change frequency of port {} on device {}", outPort, deviceId); |
| 257 | } |
| 258 | return response; |
fahadnaeemkhan | 7182724 | 2017-09-21 15:10:07 -0700 | [diff] [blame] | 259 | } |
| 260 | |
| 261 | public final boolean changeChannel(OchSignal signal, PortNumber outPort) { |
| 262 | String uri = genUri(CHANNEL_URI, outPort); |
fahadnaeemkhan | ffc917f | 2017-10-03 14:04:46 -0700 | [diff] [blame] | 263 | int channel = signal.spacingMultiplier(); |
fahadnaeemkhan | 7182724 | 2017-09-21 15:10:07 -0700 | [diff] [blame] | 264 | log.debug("channel is {} for port {} on device {}", channel, outPort.name(), deviceId); |
| 265 | String request = genChannelChangeRequest(channel); |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 266 | boolean response = putNoReply(uri, request); |
| 267 | if (!response) { |
| 268 | log.error("unable to change channel to {} for port {} on device {}", |
| 269 | channel, outPort.name(), deviceId); |
| 270 | } |
| 271 | return response; |
fahadnaeemkhan | 7182724 | 2017-09-21 15:10:07 -0700 | [diff] [blame] | 272 | } |
| 273 | |
| 274 | private final long toFrequency(OchSignal signal) { |
| 275 | double frequency = BASE_FREQUENCY.asGHz() + |
| 276 | (signal.channelSpacing().frequency().asGHz() * (double) signal.slotGranularity()); |
| 277 | return Double.valueOf(frequency).longValue(); |
| 278 | } |
| 279 | |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 280 | private final int getChannel(PortNumber port) { |
| 281 | try { |
| 282 | String uri = genUri(CHANNEL_URI, port); |
| 283 | JsonNode response = get(uri); |
| 284 | return response.get(LINE_SYSTEM_CHANNEL_NUMBER).asInt(); |
| 285 | } catch (IOException e) { |
| 286 | // this is expected for client side ports as they don't contain channel data |
| 287 | log.error("unable to get channel for port {} on device {}:\n{}", port, deviceId, e); |
| 288 | return -1; |
| 289 | } |
| 290 | |
| 291 | } |
| 292 | |
fahadnaeemkhan | 4b6731a | 2017-10-18 11:13:02 -0700 | [diff] [blame] | 293 | private AlarmEntityId getAlarmSource(String instance) { |
| 294 | AlarmEntityId source; |
| 295 | if (instance.contains(PORT)) { |
| 296 | source = AlarmEntityId.alarmEntityId(instance.replace("-", ":")); |
| 297 | } else if (instance.contains(PTP)) { |
| 298 | source = AlarmEntityId.alarmEntityId(instance.replace(PTP + "-", PORT + ":")); |
| 299 | } else { |
| 300 | source = AlarmEntityId.alarmEntityId(OTHER + ":" + instance); |
| 301 | } |
| 302 | return source; |
| 303 | } |
| 304 | |
| 305 | private long parseAlarmTime(String time) { |
| 306 | /* |
| 307 | * expecting WaveServer time to be set to UTC. |
| 308 | */ |
| 309 | try { |
| 310 | DateTimeFormatter formatter = DateTimeFormatter.ofPattern(DATE_TIME_FORMAT); |
| 311 | LocalDateTime localDateTime = LocalDateTime.parse(time, formatter); |
| 312 | return localDateTime.atZone(ZoneId.of(UTC)).toInstant().toEpochMilli(); |
| 313 | } catch (DateTimeParseException e2) { |
| 314 | log.error("unable to parse time {}, using system time", time); |
| 315 | return System.currentTimeMillis(); |
| 316 | } |
| 317 | } |
| 318 | |
| 319 | private Alarm newAlarmFromJsonNode(JsonNode jsonNode) { |
| 320 | try { |
| 321 | AlarmId alarmId = AlarmId.alarmId(checkNotNull(jsonNode.get(ALARM_INSTANCE_ID)).asText()); |
| 322 | String time = checkNotNull(jsonNode.get(ALARM_LOCAL_DATE_TIME)).asText(); |
| 323 | String instance = checkNotNull(jsonNode.get(INSTANCE).asText()).toLowerCase(); |
| 324 | String description = checkNotNull(jsonNode.get(DESCRIPTION)).asText() + " - " + instance + " - " + time; |
| 325 | AlarmEntityId source = getAlarmSource(instance); |
| 326 | Alarm.SeverityLevel severity = Alarm.SeverityLevel.valueOf(checkNotNull( |
| 327 | jsonNode.get(SEVERITY)).asText().toUpperCase()); |
| 328 | |
| 329 | long timeRaised = parseAlarmTime(time); |
| 330 | boolean isAcknowledged = checkNotNull(jsonNode.get(ACKNOWLEDGE)).asBoolean(); |
| 331 | |
| 332 | return new DefaultAlarm.Builder(alarmId, deviceId, description, severity, timeRaised) |
| 333 | .withAcknowledged(isAcknowledged) |
| 334 | .forSource(source) |
| 335 | .build(); |
| 336 | |
| 337 | } catch (NullPointerException e) { |
| 338 | log.error("got exception while parsing alarm json node {} for device {}:\n", jsonNode, deviceId, e); |
| 339 | return null; |
| 340 | } |
| 341 | |
| 342 | } |
| 343 | |
| 344 | private List<Alarm> getActiveAlarms() { |
| 345 | log.debug("getting active alarms for device {}", deviceId); |
| 346 | try { |
| 347 | List<JsonNode> alarms = Lists.newArrayList(get(ACTIVE_ALARMS_URL).get(ACTIVE).elements()); |
| 348 | return alarms.stream() |
| 349 | .map(a -> newAlarmFromJsonNode(a)) |
| 350 | .filter(a -> a != null) |
| 351 | .collect(Collectors.toList()); |
| 352 | } catch (IOException e) { |
| 353 | log.error("unable to get active alarms for device {}:\n", deviceId, e); |
| 354 | return null; |
| 355 | } |
| 356 | } |
| 357 | |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 358 | public Collection<FlowEntry> getFlowEntries() { |
| 359 | List<Port> ports = deviceService.getPorts(deviceId); |
| 360 | //driver only handles lineSide ports |
| 361 | //TODO: handle client ports as well |
| 362 | return ports.stream() |
| 363 | .filter(p -> LINESIDE_PORT_ID.contains(p.number().name())) |
| 364 | .map(p -> fetchRule(p.number())) |
| 365 | .filter(p -> p != null) |
| 366 | .map(fr -> new DefaultFlowEntry(fr, FlowEntry.FlowEntryState.ADDED, 0, 0, 0)) |
| 367 | .collect(Collectors.toList()); |
| 368 | } |
| 369 | |
| 370 | private FlowRule fetchRule(PortNumber port) { |
| 371 | int channel = getChannel(port); |
| 372 | if (channel == -1) { |
| 373 | return null; |
| 374 | } |
| 375 | |
| 376 | /* |
fahadnaeemkhan | 4b6731a | 2017-10-18 11:13:02 -0700 | [diff] [blame] | 377 | * both inPort and outPort will be same as WaveServer only deal with same port ptp-indexes |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 378 | * channel and spaceMultiplier are same. |
| 379 | * TODO: find a way to get both inPort and outPort for future when inPort may not be equal to outPort |
| 380 | */ |
| 381 | |
| 382 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 383 | .matchInPort(port) |
| 384 | .add(Criteria.matchOchSignalType(OchSignalType.FIXED_GRID)) |
| 385 | .add(Criteria.matchLambda(OchSignal.newDwdmSlot(ChannelSpacing.CHL_50GHZ, channel))) |
| 386 | .build(); |
| 387 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 388 | .setOutput(port) |
| 389 | .build(); |
| 390 | |
| 391 | int hash = Objects.hash(deviceId, selector, treatment); |
| 392 | Pair<FlowId, Integer> lookup = crossConnectCache.get(hash); |
| 393 | if (lookup == null) { |
| 394 | return null; |
| 395 | } |
| 396 | |
| 397 | FlowRule fr = DefaultFlowRule.builder() |
| 398 | .forDevice(deviceId) |
| 399 | .makePermanent() |
| 400 | .withSelector(selector) |
| 401 | .withTreatment(treatment) |
| 402 | .withPriority(lookup.getRight()) |
| 403 | .withCookie(lookup.getLeft().value()) |
| 404 | .build(); |
| 405 | |
| 406 | return fr; |
| 407 | } |
| 408 | |
fahadnaeemkhan | 4b6731a | 2017-10-18 11:13:02 -0700 | [diff] [blame] | 409 | public List<Alarm> getAlarms() { |
| 410 | log.debug("getting alarms for device {}", deviceId); |
| 411 | return getActiveAlarms(); |
| 412 | } |
| 413 | |
fahadnaeemkhan | a62bd2f | 2017-10-11 12:39:55 -0700 | [diff] [blame] | 414 | private JsonNode get(String uri) throws IOException { |
| 415 | InputStream response = controller.get(deviceId, uri, MediaType.valueOf(MediaType.APPLICATION_JSON)); |
| 416 | ObjectMapper om = new ObjectMapper(); |
| 417 | final ObjectReader reader = om.reader(); |
| 418 | // all waveserver responses contain data node, which contains the requested data |
| 419 | return reader.readTree(response).get(DATA); |
| 420 | } |
| 421 | |
fahadnaeemkhan | 7182724 | 2017-09-21 15:10:07 -0700 | [diff] [blame] | 422 | private int put(String uri, String request) { |
| 423 | InputStream payload = new ByteArrayInputStream(request.getBytes(StandardCharsets.UTF_8)); |
| 424 | int response = controller.put(deviceId, uri, payload, MediaType.valueOf(MediaType.APPLICATION_JSON)); |
| 425 | log.debug("response: {}", response); |
| 426 | return response; |
| 427 | } |
| 428 | |
| 429 | private boolean putNoReply(String uri, String request) { |
| 430 | return put(uri, request) == Response.Status.NO_CONTENT.getStatusCode(); |
| 431 | } |
| 432 | |
| 433 | } |