Thomas Vachuska | 781d18b | 2014-10-27 10:31:25 -0700 | [diff] [blame] | 1 | /* |
Ray Milkey | 34c9590 | 2015-04-15 09:47:53 -0700 | [diff] [blame] | 2 | * Copyright 2014-2015 Open Networking Laboratory |
Thomas Vachuska | 781d18b | 2014-10-27 10:31:25 -0700 | [diff] [blame] | 3 | * |
Thomas Vachuska | 4f1a60c | 2014-10-28 13:39:07 -0700 | [diff] [blame] | 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 |
Thomas Vachuska | 781d18b | 2014-10-27 10:31:25 -0700 | [diff] [blame] | 7 | * |
Thomas Vachuska | 4f1a60c | 2014-10-28 13:39:07 -0700 | [diff] [blame] | 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. |
Thomas Vachuska | 781d18b | 2014-10-27 10:31:25 -0700 | [diff] [blame] | 15 | */ |
Brian O'Connor | abafb50 | 2014-12-02 22:26:20 -0800 | [diff] [blame] | 16 | package org.onosproject.optical; |
weibit | f32383b | 2014-10-22 10:17:31 -0700 | [diff] [blame] | 17 | |
weibit | f32383b | 2014-10-22 10:17:31 -0700 | [diff] [blame] | 18 | import org.apache.felix.scr.annotations.Activate; |
| 19 | import org.apache.felix.scr.annotations.Component; |
Marc De Leenheer | 16f857b | 2015-05-05 20:50:24 -0700 | [diff] [blame] | 20 | import org.apache.felix.scr.annotations.Deactivate; |
weibit | f32383b | 2014-10-22 10:17:31 -0700 | [diff] [blame] | 21 | import org.apache.felix.scr.annotations.Reference; |
| 22 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
Marc De Leenheer | 8b3e80b | 2015-03-06 14:27:03 -0800 | [diff] [blame] | 23 | import org.onosproject.cluster.ClusterService; |
| 24 | import org.onosproject.cluster.NodeId; |
Brian O'Connor | abafb50 | 2014-12-02 22:26:20 -0800 | [diff] [blame] | 25 | import org.onosproject.core.ApplicationId; |
| 26 | import org.onosproject.core.CoreService; |
Marc De Leenheer | 8b3e80b | 2015-03-06 14:27:03 -0800 | [diff] [blame] | 27 | import org.onosproject.mastership.MastershipService; |
Brian O'Connor | abafb50 | 2014-12-02 22:26:20 -0800 | [diff] [blame] | 28 | import org.onosproject.net.ConnectPoint; |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 29 | import org.onosproject.net.Device; |
Brian O'Connor | abafb50 | 2014-12-02 22:26:20 -0800 | [diff] [blame] | 30 | import org.onosproject.net.Host; |
| 31 | import org.onosproject.net.Link; |
Marc De Leenheer | 8c2caac | 2015-05-28 16:37:33 -0700 | [diff] [blame] | 32 | import org.onosproject.net.OchPort; |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 33 | import org.onosproject.net.OduCltPort; |
Marc De Leenheer | 8c2caac | 2015-05-28 16:37:33 -0700 | [diff] [blame] | 34 | import org.onosproject.net.OduSignalType; |
Brian O'Connor | abafb50 | 2014-12-02 22:26:20 -0800 | [diff] [blame] | 35 | import org.onosproject.net.Path; |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 36 | import org.onosproject.net.Port; |
| 37 | import org.onosproject.net.device.DeviceService; |
Brian O'Connor | abafb50 | 2014-12-02 22:26:20 -0800 | [diff] [blame] | 38 | import org.onosproject.net.host.HostService; |
| 39 | import org.onosproject.net.intent.HostToHostIntent; |
| 40 | import org.onosproject.net.intent.Intent; |
| 41 | import org.onosproject.net.intent.IntentEvent; |
| 42 | import org.onosproject.net.intent.IntentListener; |
Brian O'Connor | abafb50 | 2014-12-02 22:26:20 -0800 | [diff] [blame] | 43 | import org.onosproject.net.intent.IntentService; |
| 44 | import org.onosproject.net.intent.IntentState; |
Marc De Leenheer | 8c2caac | 2015-05-28 16:37:33 -0700 | [diff] [blame] | 45 | import org.onosproject.net.intent.OpticalCircuitIntent; |
Brian O'Connor | abafb50 | 2014-12-02 22:26:20 -0800 | [diff] [blame] | 46 | import org.onosproject.net.intent.OpticalConnectivityIntent; |
| 47 | import org.onosproject.net.intent.PointToPointIntent; |
Sho SHIMIZU | 5c16df8 | 2015-09-29 12:52:07 -0700 | [diff] [blame] | 48 | import org.onosproject.net.newresource.ResourceService; |
Sho SHIMIZU | a6426cb | 2015-10-01 15:46:48 -0700 | [diff] [blame^] | 49 | import org.onosproject.net.resource.device.DeviceResourceStore; |
Ayaka Koshibe | bcb0237 | 2015-06-01 10:56:42 -0700 | [diff] [blame] | 50 | import org.onosproject.net.resource.link.LinkResourceAllocations; |
Brian O'Connor | 6de2e20 | 2015-05-21 14:30:41 -0700 | [diff] [blame] | 51 | import org.onosproject.net.resource.link.LinkResourceService; |
Brian O'Connor | abafb50 | 2014-12-02 22:26:20 -0800 | [diff] [blame] | 52 | import org.onosproject.net.topology.LinkWeight; |
| 53 | import org.onosproject.net.topology.PathService; |
| 54 | import org.onosproject.net.topology.TopologyEdge; |
weibit | f32383b | 2014-10-22 10:17:31 -0700 | [diff] [blame] | 55 | import org.slf4j.Logger; |
| 56 | import org.slf4j.LoggerFactory; |
| 57 | |
Marc De Leenheer | 16f857b | 2015-05-05 20:50:24 -0700 | [diff] [blame] | 58 | import java.util.Collections; |
Brian O'Connor | 772852a | 2014-11-17 15:51:19 -0800 | [diff] [blame] | 59 | import java.util.Iterator; |
Marc De Leenheer | 16f857b | 2015-05-05 20:50:24 -0700 | [diff] [blame] | 60 | import java.util.LinkedList; |
Brian O'Connor | 772852a | 2014-11-17 15:51:19 -0800 | [diff] [blame] | 61 | import java.util.List; |
| 62 | import java.util.Set; |
Brian O'Connor | c7bdd8c | 2014-12-08 01:29:53 -0800 | [diff] [blame] | 63 | |
Marc De Leenheer | 16f857b | 2015-05-05 20:50:24 -0700 | [diff] [blame] | 64 | import static com.google.common.base.Preconditions.checkArgument; |
Marc De Leenheer | 16f857b | 2015-05-05 20:50:24 -0700 | [diff] [blame] | 65 | import static com.google.common.base.Preconditions.checkNotNull; |
| 66 | |
weibit | f32383b | 2014-10-22 10:17:31 -0700 | [diff] [blame] | 67 | /** |
Marc De Leenheer | 16f857b | 2015-05-05 20:50:24 -0700 | [diff] [blame] | 68 | * OpticalPathProvisioner listens for event notifications from the Intent F/W. |
weibit | f32383b | 2014-10-22 10:17:31 -0700 | [diff] [blame] | 69 | * It generates one or more opticalConnectivityIntent(s) and submits (or withdraws) to Intent F/W |
| 70 | * for adding/releasing capacity at the packet layer. |
weibit | f32383b | 2014-10-22 10:17:31 -0700 | [diff] [blame] | 71 | */ |
| 72 | |
| 73 | @Component(immediate = true) |
| 74 | public class OpticalPathProvisioner { |
| 75 | |
| 76 | protected static final Logger log = LoggerFactory |
| 77 | .getLogger(OpticalPathProvisioner.class); |
| 78 | |
| 79 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 80 | private IntentService intentService; |
| 81 | |
| 82 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Brian O'Connor | 772852a | 2014-11-17 15:51:19 -0800 | [diff] [blame] | 83 | protected PathService pathService; |
weibit | f32383b | 2014-10-22 10:17:31 -0700 | [diff] [blame] | 84 | |
| 85 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 86 | protected CoreService coreService; |
| 87 | |
weibit | 7e58346 | 2014-10-23 10:14:05 -0700 | [diff] [blame] | 88 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Praseed Balakrishnan | c002965 | 2014-11-14 13:38:49 -0800 | [diff] [blame] | 89 | protected HostService hostService; |
| 90 | |
Marc De Leenheer | 8b3e80b | 2015-03-06 14:27:03 -0800 | [diff] [blame] | 91 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 92 | protected MastershipService mastershipService; |
| 93 | |
| 94 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 95 | protected ClusterService clusterService; |
| 96 | |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 97 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 98 | protected DeviceService deviceService; |
| 99 | |
| 100 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Sho SHIMIZU | a6426cb | 2015-10-01 15:46:48 -0700 | [diff] [blame^] | 101 | protected DeviceResourceStore deviceResourceStore; |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 102 | |
| 103 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 104 | protected LinkResourceService linkResourceService; |
| 105 | |
Sho SHIMIZU | 5c16df8 | 2015-09-29 12:52:07 -0700 | [diff] [blame] | 106 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 107 | protected ResourceService resourceService; |
| 108 | |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 109 | private ApplicationId appId; |
Brian O'Connor | c7bdd8c | 2014-12-08 01:29:53 -0800 | [diff] [blame] | 110 | |
weibit | f32383b | 2014-10-22 10:17:31 -0700 | [diff] [blame] | 111 | private final InternalOpticalPathProvisioner pathProvisioner = new InternalOpticalPathProvisioner(); |
| 112 | |
| 113 | @Activate |
| 114 | protected void activate() { |
| 115 | intentService.addListener(pathProvisioner); |
Brian O'Connor | abafb50 | 2014-12-02 22:26:20 -0800 | [diff] [blame] | 116 | appId = coreService.registerApplication("org.onosproject.optical"); |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 117 | initOpticalPorts(); |
Marc De Leenheer | 16f857b | 2015-05-05 20:50:24 -0700 | [diff] [blame] | 118 | log.info("Started"); |
| 119 | } |
| 120 | |
| 121 | @Deactivate |
| 122 | protected void deactivate() { |
| 123 | intentService.removeListener(pathProvisioner); |
| 124 | log.info("Stopped"); |
weibit | f32383b | 2014-10-22 10:17:31 -0700 | [diff] [blame] | 125 | } |
| 126 | |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 127 | /** |
| 128 | * Initialize availability of optical ports. |
| 129 | */ |
| 130 | private void initOpticalPorts() { |
| 131 | // TODO: check for existing optical intents |
| 132 | return; |
Brian O'Connor | c7bdd8c | 2014-12-08 01:29:53 -0800 | [diff] [blame] | 133 | } |
| 134 | |
weibit | f32383b | 2014-10-22 10:17:31 -0700 | [diff] [blame] | 135 | public class InternalOpticalPathProvisioner implements IntentListener { |
| 136 | @Override |
| 137 | public void event(IntentEvent event) { |
| 138 | switch (event.type()) { |
Brian O'Connor | 7a71d5d | 2014-12-02 00:12:27 -0800 | [diff] [blame] | 139 | case INSTALL_REQ: |
weibit | f32383b | 2014-10-22 10:17:31 -0700 | [diff] [blame] | 140 | break; |
| 141 | case INSTALLED: |
| 142 | break; |
| 143 | case FAILED: |
Marc De Leenheer | 16f857b | 2015-05-05 20:50:24 -0700 | [diff] [blame] | 144 | log.info("Intent {} failed, calling optical path provisioning app.", event.subject()); |
Brian O'Connor | 772852a | 2014-11-17 15:51:19 -0800 | [diff] [blame] | 145 | setupLightpath(event.subject()); |
weibit | f32383b | 2014-10-22 10:17:31 -0700 | [diff] [blame] | 146 | break; |
| 147 | case WITHDRAWN: |
Marc De Leenheer | 16f857b | 2015-05-05 20:50:24 -0700 | [diff] [blame] | 148 | log.info("Intent {} withdrawn.", event.subject()); |
Marc De Leenheer | 4a1c1fa | 2015-06-01 18:08:56 -0700 | [diff] [blame] | 149 | releaseResources(event.subject()); |
weibit | f32383b | 2014-10-22 10:17:31 -0700 | [diff] [blame] | 150 | break; |
| 151 | default: |
| 152 | break; |
| 153 | } |
| 154 | } |
| 155 | |
Brian O'Connor | 772852a | 2014-11-17 15:51:19 -0800 | [diff] [blame] | 156 | private void setupLightpath(Intent intent) { |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 157 | checkNotNull(intent); |
| 158 | |
Brian O'Connor | c7bdd8c | 2014-12-08 01:29:53 -0800 | [diff] [blame] | 159 | // TODO change the coordination approach between packet intents and optical intents |
| 160 | // Low speed LLDP may cause multiple calls which are not expected |
| 161 | |
Sho SHIMIZU | 0a9c9c4 | 2015-07-01 15:29:16 -0700 | [diff] [blame] | 162 | if (intentService.getIntentState(intent.key()) != IntentState.FAILED) { |
Marc De Leenheer | 8b3e80b | 2015-03-06 14:27:03 -0800 | [diff] [blame] | 163 | return; |
Marc De Leenheer | b473b9d | 2015-02-06 15:21:03 -0800 | [diff] [blame] | 164 | } |
Brian O'Connor | c7bdd8c | 2014-12-08 01:29:53 -0800 | [diff] [blame] | 165 | |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 166 | // Get source and destination based on intent type |
| 167 | ConnectPoint src; |
| 168 | ConnectPoint dst; |
Brian O'Connor | 772852a | 2014-11-17 15:51:19 -0800 | [diff] [blame] | 169 | if (intent instanceof HostToHostIntent) { |
| 170 | HostToHostIntent hostToHostIntent = (HostToHostIntent) intent; |
Marc De Leenheer | 8b3e80b | 2015-03-06 14:27:03 -0800 | [diff] [blame] | 171 | |
Brian O'Connor | 772852a | 2014-11-17 15:51:19 -0800 | [diff] [blame] | 172 | Host one = hostService.getHost(hostToHostIntent.one()); |
| 173 | Host two = hostService.getHost(hostToHostIntent.two()); |
Marc De Leenheer | 8b3e80b | 2015-03-06 14:27:03 -0800 | [diff] [blame] | 174 | |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 175 | checkNotNull(one); |
| 176 | checkNotNull(two); |
Marc De Leenheer | 8b3e80b | 2015-03-06 14:27:03 -0800 | [diff] [blame] | 177 | |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 178 | src = one.location(); |
| 179 | dst = two.location(); |
Brian O'Connor | 772852a | 2014-11-17 15:51:19 -0800 | [diff] [blame] | 180 | } else if (intent instanceof PointToPointIntent) { |
| 181 | PointToPointIntent p2pIntent = (PointToPointIntent) intent; |
Marc De Leenheer | 8b3e80b | 2015-03-06 14:27:03 -0800 | [diff] [blame] | 182 | |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 183 | src = p2pIntent.ingressPoint(); |
| 184 | dst = p2pIntent.egressPoint(); |
Brian O'Connor | 772852a | 2014-11-17 15:51:19 -0800 | [diff] [blame] | 185 | } else { |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 186 | return; |
Brian O'Connor | 772852a | 2014-11-17 15:51:19 -0800 | [diff] [blame] | 187 | } |
Praseed Balakrishnan | c002965 | 2014-11-14 13:38:49 -0800 | [diff] [blame] | 188 | |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 189 | if (src == null || dst == null) { |
| 190 | return; |
| 191 | } |
| 192 | |
| 193 | // Ignore if we're not the master for the intent's origin device |
| 194 | NodeId localNode = clusterService.getLocalNode().id(); |
| 195 | NodeId sourceMaster = mastershipService.getMasterFor(src.deviceId()); |
| 196 | if (!localNode.equals(sourceMaster)) { |
| 197 | return; |
| 198 | } |
| 199 | |
| 200 | // Generate optical connectivity intents |
Sho SHIMIZU | fb446fe | 2015-05-21 14:45:23 -0700 | [diff] [blame] | 201 | List<Intent> intents = getOpticalIntents(src, dst); |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 202 | |
| 203 | // Submit the intents |
Brian O'Connor | 772852a | 2014-11-17 15:51:19 -0800 | [diff] [blame] | 204 | for (Intent i : intents) { |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 205 | intentService.submit(i); |
Sho SHIMIZU | b5d3841 | 2015-05-21 11:12:58 -0700 | [diff] [blame] | 206 | log.debug("Submitted an intent: {}", i); |
Brian O'Connor | 772852a | 2014-11-17 15:51:19 -0800 | [diff] [blame] | 207 | } |
weibit | 7e58346 | 2014-10-23 10:14:05 -0700 | [diff] [blame] | 208 | } |
| 209 | |
Marc De Leenheer | 16f857b | 2015-05-05 20:50:24 -0700 | [diff] [blame] | 210 | /** |
| 211 | * Returns list of cross connection points of missing optical path sections. |
| 212 | * |
| 213 | * Scans the given multi-layer path and looks for sections that use cross connect links. |
| 214 | * The ingress and egress points in the optical layer are returned in a list. |
| 215 | * |
| 216 | * @param path the multi-layer path |
| 217 | * @return list of cross connection points on the optical layer |
| 218 | */ |
| 219 | private List<ConnectPoint> getCrossConnectPoints(Path path) { |
| 220 | boolean scanning = false; |
Sho SHIMIZU | 819ee29 | 2015-07-01 09:36:21 -0700 | [diff] [blame] | 221 | List<ConnectPoint> connectPoints = new LinkedList<>(); |
Marc De Leenheer | 16f857b | 2015-05-05 20:50:24 -0700 | [diff] [blame] | 222 | |
| 223 | for (Link link : path.links()) { |
| 224 | if (!isCrossConnectLink(link)) { |
| 225 | continue; |
| 226 | } |
| 227 | |
| 228 | if (scanning) { |
| 229 | connectPoints.add(checkNotNull(link.src())); |
| 230 | scanning = false; |
| 231 | } else { |
| 232 | connectPoints.add(checkNotNull(link.dst())); |
| 233 | scanning = true; |
| 234 | } |
| 235 | } |
| 236 | |
| 237 | return connectPoints; |
| 238 | } |
| 239 | |
| 240 | /** |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 241 | * Checks if cross connect points are of same type. |
Marc De Leenheer | 16f857b | 2015-05-05 20:50:24 -0700 | [diff] [blame] | 242 | * |
| 243 | * @param crossConnectPoints list of cross connection points |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 244 | * @return true if cross connect point pairs are of same type, false otherwise |
Marc De Leenheer | 16f857b | 2015-05-05 20:50:24 -0700 | [diff] [blame] | 245 | */ |
| 246 | private boolean checkCrossConnectPoints(List<ConnectPoint> crossConnectPoints) { |
| 247 | checkArgument(crossConnectPoints.size() % 2 == 0); |
| 248 | |
| 249 | Iterator<ConnectPoint> itr = crossConnectPoints.iterator(); |
| 250 | |
| 251 | while (itr.hasNext()) { |
| 252 | // checkArgument at start ensures we'll always have pairs of connect points |
| 253 | ConnectPoint src = itr.next(); |
| 254 | ConnectPoint dst = itr.next(); |
| 255 | |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 256 | Device.Type srcType = deviceService.getDevice(src.deviceId()).type(); |
| 257 | Device.Type dstType = deviceService.getDevice(dst.deviceId()).type(); |
| 258 | |
| 259 | // Only support connections between identical port types |
| 260 | if (srcType != dstType) { |
| 261 | log.warn("Unsupported mix of cross connect points"); |
Marc De Leenheer | 16f857b | 2015-05-05 20:50:24 -0700 | [diff] [blame] | 262 | return false; |
| 263 | } |
| 264 | } |
| 265 | |
| 266 | return true; |
| 267 | } |
| 268 | |
| 269 | /** |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 270 | * Scans the list of cross connection points and returns a list of optical connectivity intents. |
Marc De Leenheer | 16f857b | 2015-05-05 20:50:24 -0700 | [diff] [blame] | 271 | * |
| 272 | * @param crossConnectPoints list of cross connection points |
| 273 | * @return list of optical connectivity intents |
| 274 | */ |
| 275 | private List<Intent> getIntents(List<ConnectPoint> crossConnectPoints) { |
| 276 | checkArgument(crossConnectPoints.size() % 2 == 0); |
| 277 | |
Sho SHIMIZU | 79945e8 | 2015-05-20 17:20:47 -0700 | [diff] [blame] | 278 | List<Intent> intents = new LinkedList<>(); |
Marc De Leenheer | 16f857b | 2015-05-05 20:50:24 -0700 | [diff] [blame] | 279 | Iterator<ConnectPoint> itr = crossConnectPoints.iterator(); |
| 280 | |
| 281 | while (itr.hasNext()) { |
| 282 | // checkArgument at start ensures we'll always have pairs of connect points |
| 283 | ConnectPoint src = itr.next(); |
| 284 | ConnectPoint dst = itr.next(); |
| 285 | |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 286 | Port srcPort = deviceService.getPort(src.deviceId(), src.port()); |
| 287 | Port dstPort = deviceService.getPort(dst.deviceId(), dst.port()); |
Marc De Leenheer | 8c2caac | 2015-05-28 16:37:33 -0700 | [diff] [blame] | 288 | |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 289 | if (srcPort instanceof OduCltPort && dstPort instanceof OduCltPort) { |
Marc De Leenheer | 8c2caac | 2015-05-28 16:37:33 -0700 | [diff] [blame] | 290 | // Create OTN circuit |
| 291 | Intent circuitIntent = OpticalCircuitIntent.builder() |
| 292 | .appId(appId) |
| 293 | .src(src) |
| 294 | .dst(dst) |
| 295 | .signalType(OduCltPort.SignalType.CLT_10GBE) |
Marc De Leenheer | 4a1c1fa | 2015-06-01 18:08:56 -0700 | [diff] [blame] | 296 | .bidirectional(true) |
Marc De Leenheer | 8c2caac | 2015-05-28 16:37:33 -0700 | [diff] [blame] | 297 | .build(); |
| 298 | intents.add(circuitIntent); |
Marc De Leenheer | 8c2caac | 2015-05-28 16:37:33 -0700 | [diff] [blame] | 299 | } else if (srcPort instanceof OchPort && dstPort instanceof OchPort) { |
| 300 | // Create lightpath |
| 301 | // FIXME: hardcoded ODU signal type |
| 302 | Intent opticalIntent = OpticalConnectivityIntent.builder() |
| 303 | .appId(appId) |
| 304 | .src(src) |
| 305 | .dst(dst) |
| 306 | .signalType(OduSignalType.ODU4) |
Marc De Leenheer | 4a1c1fa | 2015-06-01 18:08:56 -0700 | [diff] [blame] | 307 | .bidirectional(true) |
Marc De Leenheer | 8c2caac | 2015-05-28 16:37:33 -0700 | [diff] [blame] | 308 | .build(); |
| 309 | intents.add(opticalIntent); |
Marc De Leenheer | 8c2caac | 2015-05-28 16:37:33 -0700 | [diff] [blame] | 310 | } else { |
| 311 | log.warn("Unsupported cross connect point types {} {}", srcPort.type(), dstPort.type()); |
| 312 | return Collections.emptyList(); |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 313 | } |
Marc De Leenheer | 16f857b | 2015-05-05 20:50:24 -0700 | [diff] [blame] | 314 | } |
| 315 | |
| 316 | return intents; |
| 317 | } |
| 318 | |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 319 | /** |
| 320 | * Returns list of optical connectivity intents needed to create connectivity |
| 321 | * between ingress and egress. |
| 322 | * |
| 323 | * @param ingress the ingress connect point |
| 324 | * @param egress the egress connect point |
| 325 | * @return list of optical connectivity intents, empty list if no path was found |
| 326 | */ |
| 327 | private List<Intent> getOpticalIntents(ConnectPoint ingress, ConnectPoint egress) { |
Brian O'Connor | 772852a | 2014-11-17 15:51:19 -0800 | [diff] [blame] | 328 | Set<Path> paths = pathService.getPaths(ingress.deviceId(), |
Marc De Leenheer | 16f857b | 2015-05-05 20:50:24 -0700 | [diff] [blame] | 329 | egress.deviceId(), |
| 330 | new OpticalLinkWeight()); |
Brian O'Connor | 772852a | 2014-11-17 15:51:19 -0800 | [diff] [blame] | 331 | |
| 332 | if (paths.isEmpty()) { |
Marc De Leenheer | 16f857b | 2015-05-05 20:50:24 -0700 | [diff] [blame] | 333 | return Collections.emptyList(); |
weibit | 7e58346 | 2014-10-23 10:14:05 -0700 | [diff] [blame] | 334 | } |
Brian O'Connor | 772852a | 2014-11-17 15:51:19 -0800 | [diff] [blame] | 335 | |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 336 | // Search path with available cross connect points |
| 337 | for (Path path : paths) { |
| 338 | List<ConnectPoint> crossConnectPoints = getCrossConnectPoints(path); |
Brian O'Connor | 772852a | 2014-11-17 15:51:19 -0800 | [diff] [blame] | 339 | |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 340 | // Skip to next path if cross connect points are mismatched |
Marc De Leenheer | 16f857b | 2015-05-05 20:50:24 -0700 | [diff] [blame] | 341 | if (!checkCrossConnectPoints(crossConnectPoints)) { |
| 342 | continue; |
Brian O'Connor | 772852a | 2014-11-17 15:51:19 -0800 | [diff] [blame] | 343 | } |
| 344 | |
Marc De Leenheer | 16f857b | 2015-05-05 20:50:24 -0700 | [diff] [blame] | 345 | return getIntents(crossConnectPoints); |
Brian O'Connor | 772852a | 2014-11-17 15:51:19 -0800 | [diff] [blame] | 346 | } |
Brian O'Connor | c7bdd8c | 2014-12-08 01:29:53 -0800 | [diff] [blame] | 347 | |
Marc De Leenheer | 16f857b | 2015-05-05 20:50:24 -0700 | [diff] [blame] | 348 | return Collections.emptyList(); |
Brian O'Connor | 772852a | 2014-11-17 15:51:19 -0800 | [diff] [blame] | 349 | } |
| 350 | |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 351 | /** |
| 352 | * Link weight function that emphasizes re-use of packet links. |
| 353 | */ |
| 354 | private class OpticalLinkWeight implements LinkWeight { |
| 355 | @Override |
| 356 | public double weight(TopologyEdge edge) { |
| 357 | // Ignore inactive links |
| 358 | if (edge.link().state() == Link.State.INACTIVE) { |
| 359 | return -1; |
| 360 | } |
Brian O'Connor | c7bdd8c | 2014-12-08 01:29:53 -0800 | [diff] [blame] | 361 | |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 362 | // TODO: Ignore cross connect links with used ports |
| 363 | |
| 364 | // Transport links have highest weight |
| 365 | if (edge.link().type() == Link.Type.OPTICAL) { |
| 366 | return 1000; |
| 367 | } |
| 368 | |
| 369 | // Packet links |
| 370 | return 1; |
Brian O'Connor | c7bdd8c | 2014-12-08 01:29:53 -0800 | [diff] [blame] | 371 | } |
weibit | f32383b | 2014-10-22 10:17:31 -0700 | [diff] [blame] | 372 | } |
Brian O'Connor | c7bdd8c | 2014-12-08 01:29:53 -0800 | [diff] [blame] | 373 | |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 374 | /** |
Marc De Leenheer | 4a1c1fa | 2015-06-01 18:08:56 -0700 | [diff] [blame] | 375 | * Release resources associated to the given intent. |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 376 | * |
Marc De Leenheer | 4a1c1fa | 2015-06-01 18:08:56 -0700 | [diff] [blame] | 377 | * @param intent the intent |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 378 | */ |
Marc De Leenheer | 4a1c1fa | 2015-06-01 18:08:56 -0700 | [diff] [blame] | 379 | private void releaseResources(Intent intent) { |
Ayaka Koshibe | bcb0237 | 2015-06-01 10:56:42 -0700 | [diff] [blame] | 380 | LinkResourceAllocations lra = linkResourceService.getAllocations(intent.id()); |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 381 | if (intent instanceof OpticalConnectivityIntent) { |
Sho SHIMIZU | 5c16df8 | 2015-09-29 12:52:07 -0700 | [diff] [blame] | 382 | resourceService.release(intent.id()); |
Marc De Leenheer | c973308 | 2015-06-04 12:22:38 -0700 | [diff] [blame] | 383 | if (lra != null) { |
| 384 | linkResourceService.releaseResources(lra); |
| 385 | } |
| 386 | } else if (intent instanceof OpticalCircuitIntent) { |
Sho SHIMIZU | 5c16df8 | 2015-09-29 12:52:07 -0700 | [diff] [blame] | 387 | resourceService.release(intent.id()); |
Sho SHIMIZU | a6426cb | 2015-10-01 15:46:48 -0700 | [diff] [blame^] | 388 | deviceResourceStore.releaseMapping(intent.id()); |
Ayaka Koshibe | bcb0237 | 2015-06-01 10:56:42 -0700 | [diff] [blame] | 389 | if (lra != null) { |
| 390 | linkResourceService.releaseResources(lra); |
| 391 | } |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 392 | } |
Marc De Leenheer | 1afa2a0 | 2015-05-13 09:18:07 -0700 | [diff] [blame] | 393 | } |
Brian O'Connor | 772852a | 2014-11-17 15:51:19 -0800 | [diff] [blame] | 394 | } |
weibit | f32383b | 2014-10-22 10:17:31 -0700 | [diff] [blame] | 395 | |
Marc De Leenheer | 16f857b | 2015-05-05 20:50:24 -0700 | [diff] [blame] | 396 | /** |
| 397 | * Verifies if given link is cross-connect between packet and optical layer. |
| 398 | * |
| 399 | * @param link the link |
| 400 | * @return true if the link is a cross-connect link |
| 401 | */ |
| 402 | public static boolean isCrossConnectLink(Link link) { |
| 403 | if (link.type() != Link.Type.OPTICAL) { |
| 404 | return false; |
Praseed Balakrishnan | c002965 | 2014-11-14 13:38:49 -0800 | [diff] [blame] | 405 | } |
Marc De Leenheer | 16f857b | 2015-05-05 20:50:24 -0700 | [diff] [blame] | 406 | |
| 407 | checkNotNull(link.annotations()); |
| 408 | checkNotNull(link.annotations().value("optical.type")); |
| 409 | |
Sho SHIMIZU | 6d28312 | 2015-05-21 11:07:02 -0700 | [diff] [blame] | 410 | return link.annotations().value("optical.type").equals("cross-connect"); |
Brian O'Connor | 772852a | 2014-11-17 15:51:19 -0800 | [diff] [blame] | 411 | } |
Praseed Balakrishnan | c002965 | 2014-11-14 13:38:49 -0800 | [diff] [blame] | 412 | |
weibit | f32383b | 2014-10-22 10:17:31 -0700 | [diff] [blame] | 413 | } |