Sean Condon | 0e89bda | 2017-03-21 14:23:19 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2017-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.incubator.net.l2monitoring.cfm; |
| 17 | |
| 18 | import java.time.Duration; |
| 19 | import java.util.HashSet; |
| 20 | import java.util.Set; |
| 21 | |
| 22 | import org.onlab.packet.IpAddress; |
| 23 | import org.onlab.packet.VlanId; |
| 24 | import org.onosproject.incubator.net.l2monitoring.cfm.identifier.MaIdShort; |
| 25 | import org.onosproject.incubator.net.l2monitoring.cfm.identifier.MdId; |
| 26 | import org.onosproject.incubator.net.l2monitoring.cfm.identifier.MepId; |
| 27 | import org.onosproject.incubator.net.l2monitoring.cfm.service.CfmConfigException; |
| 28 | import org.onosproject.net.DeviceId; |
| 29 | import org.onosproject.net.NetworkResource; |
| 30 | import org.onosproject.net.PortNumber; |
| 31 | |
| 32 | /** |
| 33 | * A model of the Maintenance Association Endpoint. |
| 34 | * |
| 35 | * See IEE 802.1Q Section 12.14.7.1.3 for reference |
| 36 | */ |
| 37 | public interface Mep extends NetworkResource { |
| 38 | |
| 39 | /** |
| 40 | * Get the ID of the MEP. |
| 41 | * |
| 42 | * @return The MEPID is an integer in the range 1–8191 |
| 43 | */ |
| 44 | MepId mepId(); |
| 45 | |
| 46 | /** |
| 47 | * Get the Device ID which the MEP is realized on. |
| 48 | * |
| 49 | * @return The DeviceID to which this Mep is associated |
| 50 | */ |
| 51 | DeviceId deviceId(); |
| 52 | |
| 53 | /** |
| 54 | * Get the port to which the MEP is attached. |
| 55 | * |
| 56 | * @return An port to which the MEP is attached |
| 57 | */ |
| 58 | PortNumber port(); |
| 59 | |
| 60 | /** |
| 61 | * Get the MEP direction. |
| 62 | * |
| 63 | * @return A value indicating the direction in which the MEP faces on the interface |
| 64 | */ |
| 65 | MepDirection direction(); |
| 66 | |
| 67 | /** |
| 68 | * Get the Maintenance Domain reference. |
| 69 | * |
| 70 | * @return The name of the containing Maintenance Domain |
| 71 | */ |
| 72 | MdId mdId(); |
| 73 | |
| 74 | /** |
| 75 | * Get the Maintenance Association reference. |
| 76 | * |
| 77 | * @return The name of the containing Maintenance Association |
| 78 | */ |
| 79 | MaIdShort maId(); |
| 80 | |
| 81 | /** |
| 82 | * Get the Primary VID of the MEP. |
| 83 | * The value 0 indicates that either the Primary VID is that |
| 84 | * of the MEP's MA or that the MEP's MA is associated with no VID. |
| 85 | * |
| 86 | * @return An integer in the range 0-4094 |
| 87 | */ |
| 88 | VlanId primaryVid(); |
| 89 | |
| 90 | /** |
| 91 | * Set the Primary VID of the MEP. |
| 92 | * |
| 93 | * @param primaryVid An integer between 0 and 4094 |
| 94 | * @return A new MEP with this value set |
| 95 | */ |
| 96 | Mep withPrimaryVid(VlanId primaryVid); |
| 97 | |
| 98 | /** |
| 99 | * Get the administrative state of the MEP. |
| 100 | * |
| 101 | * @return The administrative state of the MEP |
| 102 | */ |
| 103 | boolean administrativeState(); |
| 104 | |
| 105 | /** |
| 106 | * Set the administrative state of the MEP. |
| 107 | * |
| 108 | * @param adminState The administrative state of the MEP |
| 109 | * @return A new MEP with this value set |
| 110 | */ |
| 111 | Mep withAdministrativeState(boolean adminState); |
| 112 | |
| 113 | /** |
| 114 | * Get whether the MEP is or is not to generate CCMs. |
| 115 | * |
| 116 | * CCMs are Continuity Check Messages |
| 117 | * |
| 118 | * @return boolean value indicating whether the MEP is or is not to generate CCMs |
| 119 | */ |
| 120 | Boolean cciEnabled(); |
| 121 | |
| 122 | /** |
| 123 | * Enable or disable the generation of CCMs by the MEP. |
| 124 | * |
| 125 | * @param cciEnabled boolean value dictating whether CCMs are sent or not |
| 126 | * @return A new MEP with this value set |
| 127 | */ |
| 128 | Mep withCciEnabled(boolean cciEnabled); |
| 129 | |
| 130 | /** |
| 131 | * Get the priority parameter for CCMs and LTMs transmitted by the MEP. |
| 132 | * |
| 133 | * @return The priority parameter for CCMs and LTMs transmitted by the MEP |
| 134 | */ |
| 135 | Priority ccmLtmPriority(); |
| 136 | |
| 137 | /** |
| 138 | * Set the priority parameter for CCMs and LTMs transmitted by the MEP. |
| 139 | * |
| 140 | * @param priority An integer value between 0 and 7 inclusive |
| 141 | * @return A new MEP with this value set |
| 142 | */ |
| 143 | Mep withCcmLtmPriority(Priority priority); |
| 144 | |
| 145 | /** |
| 146 | * Get the network address to which Fault Alarms are to be transmitted. |
| 147 | * |
| 148 | * @return The IP address to which Fault Alarms are to be transmitted |
| 149 | */ |
| 150 | FngAddress fngAddress(); |
| 151 | |
| 152 | /** |
| 153 | * Set the network address to which Fault Alarms are to be transmitted. |
| 154 | * |
| 155 | * If “not specified,” the address used is that from the Maintenance Association managed object |
| 156 | * |
| 157 | * @param address Address type or indicator that address is not specified or alarms are not to be transmitted |
| 158 | * @return A new MEP with this value set |
| 159 | */ |
| 160 | Mep withFngAddress(FngAddress address); |
| 161 | |
| 162 | /** |
| 163 | * Get the lowest priority defect that is allowed to generate a Fault Alarm. |
| 164 | * @return The lowest priority defect that is allowed to generate a Fault Alarm |
| 165 | */ |
| 166 | LowestFaultDefect lowestFaultPriorityDefect(); |
| 167 | |
| 168 | /** |
| 169 | * Set the lowest priority defect that is allowed to generate a Fault Alarm. |
| 170 | * @param lowestFdType The lowest priority defect that is allowed to generate a Fault Alarm |
| 171 | * @return A new MEP with this value set |
| 172 | */ |
| 173 | Mep withLowestFaultPriorityDefect(LowestFaultDefect lowestFdType); |
| 174 | |
| 175 | /** |
| 176 | * Get the time that the Fault must be present before it is issued. |
| 177 | * @return The time that the Fault must be present before it is issued |
| 178 | */ |
| 179 | Duration defectPresentTime(); |
| 180 | |
| 181 | /** |
| 182 | * Set the time that the Fault must be present before it is issued. |
| 183 | * |
| 184 | * The default is 2500ms (2.5 seconds) if not specified |
| 185 | * @param duration The time that the Fault must be present before it is issued |
| 186 | * @return A new MEP with this value set |
| 187 | */ |
| 188 | Mep withDefectPresentTime(Duration duration); |
| 189 | |
| 190 | /** |
| 191 | * Get the time that the Fault must be absent before it is reset. |
| 192 | * @return The time that the Fault must be absent before it is reset |
| 193 | */ |
| 194 | Duration defectAbsentTime(); |
| 195 | |
| 196 | /** |
| 197 | * Set the time that the Fault must be absent before it is reset. |
| 198 | * |
| 199 | * The default is 10000ms (10 seconds) if not specified |
| 200 | * @param duration The time that the Fault must be absent before it is reset |
| 201 | * @return A new MEP with this value set |
| 202 | */ |
| 203 | Mep withDefectAbsentTime(Duration duration); |
| 204 | |
| 205 | /** |
| 206 | * Enumerated options for MEP Directions. |
| 207 | */ |
| 208 | public enum MepDirection { |
| 209 | UP_MEP, |
| 210 | DOWN_MEP |
| 211 | } |
| 212 | |
| 213 | /** |
| 214 | * Supported FNG Address Types. |
| 215 | * See {@link org.onosproject.incubator.net.l2monitoring.cfm.Mep.FngAddress} |
| 216 | */ |
| 217 | public enum FngAddressType { |
| 218 | IPV4, |
| 219 | IPV6, |
| 220 | NOT_SPECIFIED, |
| 221 | NOT_TRANSMITTED; |
| 222 | } |
| 223 | |
| 224 | /** |
| 225 | * Supported Fault Defect Types. |
| 226 | */ |
| 227 | public enum FaultDefectType { |
| 228 | DEF_NONE, |
| 229 | DEF_RDI_CCM, |
| 230 | DEF_MAC_STATUS, |
| 231 | DEF_REMOTE_CCM, |
| 232 | DEF_ERROR_CCM, |
| 233 | DEF_XCON_CCM |
| 234 | } |
| 235 | |
| 236 | /** |
| 237 | * Options for setting the lowest fault defect. |
| 238 | * Each comprises a set of {@link org.onosproject.incubator.net.l2monitoring.cfm.Mep.FaultDefectType} |
| 239 | */ |
| 240 | public enum LowestFaultDefect { |
| 241 | ALL_DEFECTS(FaultDefectType.DEF_RDI_CCM, |
| 242 | FaultDefectType.DEF_MAC_STATUS, |
| 243 | FaultDefectType.DEF_REMOTE_CCM, |
| 244 | FaultDefectType.DEF_ERROR_CCM, |
| 245 | FaultDefectType.DEF_XCON_CCM), |
| 246 | MAC_FD_PLUS(FaultDefectType.DEF_MAC_STATUS, |
| 247 | FaultDefectType.DEF_REMOTE_CCM, |
| 248 | FaultDefectType.DEF_ERROR_CCM, |
| 249 | FaultDefectType.DEF_XCON_CCM), |
| 250 | REMOTE_FD_PLUS(FaultDefectType.DEF_REMOTE_CCM, |
| 251 | FaultDefectType.DEF_ERROR_CCM, |
| 252 | FaultDefectType.DEF_XCON_CCM), |
| 253 | ERROR_FD_PLUS(FaultDefectType.DEF_ERROR_CCM, |
| 254 | FaultDefectType.DEF_XCON_CCM), |
| 255 | XCON_FD_ONLY(FaultDefectType.DEF_XCON_CCM); |
| 256 | |
| 257 | private Set<FaultDefectType> defectTypes = new HashSet<>(); |
| 258 | |
| 259 | private LowestFaultDefect(FaultDefectType... defectTypes) { |
| 260 | for (FaultDefectType defectType:defectTypes) { |
| 261 | this.defectTypes.add(defectType); |
| 262 | } |
| 263 | } |
| 264 | |
| 265 | public Set<FaultDefectType> getDefectTypes() { |
| 266 | return defectTypes; |
| 267 | } |
| 268 | } |
| 269 | |
| 270 | /** |
| 271 | * An enumerated set of values to represent Priority. |
| 272 | */ |
| 273 | public enum Priority { |
| 274 | PRIO0, PRIO1, PRIO2, PRIO3, PRIO4, PRIO5, PRIO6, PRIO7 |
| 275 | } |
| 276 | |
| 277 | /** |
| 278 | * A simple class to join an FngAddressType and an IpAddress. |
| 279 | */ |
| 280 | public final class FngAddress { |
| 281 | private final FngAddressType addressType; |
| 282 | private final IpAddress ipAddress; |
| 283 | |
| 284 | private FngAddress(FngAddressType addressType, IpAddress ipAddress) { |
| 285 | this.addressType = addressType; |
| 286 | this.ipAddress = ipAddress; |
| 287 | } |
| 288 | |
| 289 | public FngAddressType addressType() { |
| 290 | return addressType; |
| 291 | } |
| 292 | |
| 293 | public IpAddress ipAddress() { |
| 294 | return ipAddress; |
| 295 | } |
| 296 | |
| 297 | public static FngAddress ipV4Address(IpAddress ipAddress) { |
| 298 | return new FngAddress(FngAddressType.IPV4, ipAddress); |
| 299 | } |
| 300 | |
| 301 | public static FngAddress ipV6Address(IpAddress ipAddress) { |
| 302 | return new FngAddress(FngAddressType.IPV6, ipAddress); |
| 303 | } |
| 304 | |
| 305 | public static FngAddress notSpecified() { |
| 306 | return new FngAddress(FngAddressType.NOT_SPECIFIED, null); |
| 307 | } |
| 308 | |
| 309 | public static FngAddress notTransmitted(IpAddress ipAddress) { |
| 310 | return new FngAddress(FngAddressType.NOT_TRANSMITTED, ipAddress); |
| 311 | } |
| 312 | |
| 313 | @Override |
| 314 | public String toString() { |
| 315 | return "FngAddress{" + |
| 316 | "addressType=" + addressType + |
| 317 | ", ipAddress=" + ipAddress + |
| 318 | '}'; |
| 319 | } |
| 320 | |
| 321 | @Override |
| 322 | public boolean equals(Object o) { |
| 323 | if (this == o) { |
| 324 | return true; |
| 325 | } |
| 326 | if (o == null || getClass() != o.getClass()) { |
| 327 | return false; |
| 328 | } |
| 329 | |
| 330 | FngAddress that = (FngAddress) o; |
| 331 | |
| 332 | if (addressType != that.addressType) { |
| 333 | return false; |
| 334 | } |
| 335 | return ipAddress != null ? ipAddress.equals(that.ipAddress) : that.ipAddress == null; |
| 336 | } |
| 337 | |
| 338 | @Override |
| 339 | public int hashCode() { |
| 340 | int result = addressType.hashCode(); |
| 341 | result = 31 * result + (ipAddress != null ? ipAddress.hashCode() : 0); |
| 342 | return result; |
| 343 | } |
| 344 | } |
| 345 | |
| 346 | /** |
| 347 | * Builder for {@link org.onosproject.incubator.net.l2monitoring.cfm.Mep}. |
| 348 | */ |
| 349 | interface MepBuilder { |
| 350 | |
| 351 | MepBuilder primaryVid(VlanId primaryVid); |
| 352 | |
| 353 | MepBuilder administrativeState(boolean administrativeState); |
| 354 | |
| 355 | MepBuilder cciEnabled(boolean cciEnabled); |
| 356 | |
| 357 | MepBuilder ccmLtmPriority(Priority ccmLtmPriority); |
| 358 | |
| 359 | MepBuilder fngAddress(FngAddress fngAddress); |
| 360 | |
| 361 | MepBuilder lowestFaultPriorityDefect(LowestFaultDefect lowestFaultPriorityDefect); |
| 362 | |
| 363 | MepBuilder defectPresentTime(Duration defectPresentTime); |
| 364 | |
| 365 | MepBuilder defectAbsentTime(Duration defectAbsentTime); |
| 366 | |
| 367 | Mep build() throws CfmConfigException; |
| 368 | } |
| 369 | } |