Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2015 Open Networking Laboratory |
| 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 | */ |
Srikanth Vavilapalli | 4db76e3 | 2015-04-07 15:12:32 -0700 | [diff] [blame] | 16 | package org.onosproject.segmentrouting.grouphandler; |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 17 | |
| 18 | import static org.slf4j.LoggerFactory.getLogger; |
| 19 | |
| 20 | import java.util.ArrayList; |
Sho SHIMIZU | 98ffca8 | 2015-05-11 08:39:24 -0700 | [diff] [blame^] | 21 | import java.util.Collections; |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 22 | import java.util.HashMap; |
| 23 | import java.util.Iterator; |
| 24 | import java.util.List; |
| 25 | |
sangho | 32a5932 | 2015-02-17 12:07:41 -0800 | [diff] [blame] | 26 | import org.onlab.packet.MplsLabel; |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 27 | import org.onosproject.core.ApplicationId; |
Srikanth Vavilapalli | 4db76e3 | 2015-04-07 15:12:32 -0700 | [diff] [blame] | 28 | import org.onosproject.segmentrouting.grouphandler.GroupBucketIdentifier.BucketOutputType; |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 29 | import org.onosproject.net.DeviceId; |
| 30 | import org.onosproject.net.PortNumber; |
| 31 | import org.onosproject.net.flow.DefaultTrafficTreatment; |
| 32 | import org.onosproject.net.flow.TrafficTreatment; |
Srikanth Vavilapalli | f5b234a | 2015-04-21 13:04:13 -0700 | [diff] [blame] | 33 | import org.onosproject.net.flowobjective.FlowObjectiveService; |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 34 | import org.onosproject.net.group.GroupBucket; |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 35 | import org.onosproject.net.link.LinkService; |
| 36 | import org.slf4j.Logger; |
| 37 | |
| 38 | /** |
| 39 | * A module to create group chains based on the specified device |
| 40 | * ports and label stack to be applied on each port. |
| 41 | */ |
| 42 | public class PolicyGroupHandler extends DefaultGroupHandler { |
| 43 | |
| 44 | private final Logger log = getLogger(getClass()); |
Srikanth Vavilapalli | 717361f | 2015-03-16 12:06:04 -0700 | [diff] [blame] | 45 | private HashMap<PolicyGroupIdentifier, PolicyGroupIdentifier> dependentGroups = |
| 46 | new HashMap<PolicyGroupIdentifier, PolicyGroupIdentifier>(); |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 47 | |
| 48 | /** |
Srikanth Vavilapalli | 717361f | 2015-03-16 12:06:04 -0700 | [diff] [blame] | 49 | * Policy group handler constructor. |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 50 | * |
| 51 | * @param deviceId device identifier |
| 52 | * @param appId application identifier |
| 53 | * @param config interface to retrieve the device properties |
| 54 | * @param linkService link service object |
Srikanth Vavilapalli | f5b234a | 2015-04-21 13:04:13 -0700 | [diff] [blame] | 55 | * @param flowObjService flow objective service object |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 56 | */ |
| 57 | public PolicyGroupHandler(DeviceId deviceId, |
| 58 | ApplicationId appId, |
| 59 | DeviceProperties config, |
| 60 | LinkService linkService, |
Srikanth Vavilapalli | f5b234a | 2015-04-21 13:04:13 -0700 | [diff] [blame] | 61 | FlowObjectiveService flowObjService) { |
| 62 | super(deviceId, appId, config, linkService, flowObjService); |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 63 | } |
| 64 | |
| 65 | public PolicyGroupIdentifier createPolicyGroupChain(String id, |
| 66 | List<PolicyGroupParams> params) { |
| 67 | List<GroupBucketIdentifier> bucketIds = new ArrayList<GroupBucketIdentifier>(); |
| 68 | for (PolicyGroupParams param: params) { |
| 69 | List<PortNumber> ports = param.getPorts(); |
| 70 | if (ports == null) { |
| 71 | log.warn("createPolicyGroupChain in sw {} with wrong " |
| 72 | + "input parameters", deviceId); |
| 73 | return null; |
| 74 | } |
| 75 | |
| 76 | int labelStackSize = (param.getLabelStack() != null) ? |
| 77 | param.getLabelStack().size() : 0; |
| 78 | |
| 79 | if (labelStackSize > 1) { |
| 80 | for (PortNumber sp : ports) { |
| 81 | PolicyGroupIdentifier previousGroupkey = null; |
| 82 | DeviceId neighbor = portDeviceMap.get(sp); |
| 83 | for (int idx = 0; idx < param.getLabelStack().size(); idx++) { |
| 84 | int label = param.getLabelStack().get(idx).intValue(); |
| 85 | if (idx == (labelStackSize - 1)) { |
| 86 | // Innermost Group |
| 87 | GroupBucketIdentifier bucketId = |
| 88 | new GroupBucketIdentifier(label, |
| 89 | previousGroupkey); |
| 90 | bucketIds.add(bucketId); |
| 91 | } else if (idx == 0) { |
| 92 | // Outermost Group |
| 93 | List<GroupBucket> outBuckets = new ArrayList<GroupBucket>(); |
| 94 | GroupBucketIdentifier bucketId = |
| 95 | new GroupBucketIdentifier(label, sp); |
| 96 | PolicyGroupIdentifier key = new |
| 97 | PolicyGroupIdentifier(id, |
Sho SHIMIZU | 98ffca8 | 2015-05-11 08:39:24 -0700 | [diff] [blame^] | 98 | Collections.singletonList(param), |
| 99 | Collections.singletonList(bucketId)); |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 100 | TrafficTreatment.Builder tBuilder = |
| 101 | DefaultTrafficTreatment.builder(); |
| 102 | tBuilder.setOutput(sp) |
| 103 | .setEthDst(deviceConfig. |
| 104 | getDeviceMac(neighbor)) |
| 105 | .setEthSrc(nodeMacAddr) |
| 106 | .pushMpls() |
sangho | 32a5932 | 2015-02-17 12:07:41 -0800 | [diff] [blame] | 107 | .setMpls(MplsLabel.mplsLabel(label)); |
Srikanth Vavilapalli | f5b234a | 2015-04-21 13:04:13 -0700 | [diff] [blame] | 108 | /*outBuckets.add(DefaultGroupBucket. |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 109 | createSelectGroupBucket(tBuilder.build())); |
| 110 | GroupDescription desc = new |
| 111 | DefaultGroupDescription(deviceId, |
| 112 | GroupDescription.Type.INDIRECT, |
| 113 | new GroupBuckets(outBuckets)); |
Srikanth Vavilapalli | f5b234a | 2015-04-21 13:04:13 -0700 | [diff] [blame] | 114 | //TODO: BoS*/ |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 115 | previousGroupkey = key; |
Srikanth Vavilapalli | f5b234a | 2015-04-21 13:04:13 -0700 | [diff] [blame] | 116 | //groupService.addGroup(desc); |
| 117 | //TODO: Use nextObjective APIs here |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 118 | } else { |
| 119 | // Intermediate Groups |
| 120 | GroupBucketIdentifier bucketId = |
| 121 | new GroupBucketIdentifier(label, |
| 122 | previousGroupkey); |
| 123 | PolicyGroupIdentifier key = new |
| 124 | PolicyGroupIdentifier(id, |
Sho SHIMIZU | 98ffca8 | 2015-05-11 08:39:24 -0700 | [diff] [blame^] | 125 | Collections.singletonList(param), |
| 126 | Collections.singletonList(bucketId)); |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 127 | // Add to group dependency list |
| 128 | dependentGroups.put(previousGroupkey, key); |
| 129 | previousGroupkey = key; |
| 130 | } |
| 131 | } |
| 132 | } |
| 133 | } else { |
| 134 | int label = -1; |
| 135 | if (labelStackSize == 1) { |
| 136 | label = param.getLabelStack().get(0).intValue(); |
| 137 | } |
| 138 | for (PortNumber sp : ports) { |
| 139 | GroupBucketIdentifier bucketId = |
| 140 | new GroupBucketIdentifier(label, sp); |
| 141 | bucketIds.add(bucketId); |
| 142 | } |
| 143 | } |
| 144 | } |
| 145 | PolicyGroupIdentifier innermostGroupkey = null; |
| 146 | if (!bucketIds.isEmpty()) { |
| 147 | innermostGroupkey = new |
| 148 | PolicyGroupIdentifier(id, |
| 149 | params, |
| 150 | bucketIds); |
| 151 | // Add to group dependency list |
| 152 | boolean fullyResolved = true; |
| 153 | for (GroupBucketIdentifier bucketId:bucketIds) { |
| 154 | if (bucketId.type() == BucketOutputType.GROUP) { |
| 155 | dependentGroups.put(bucketId.outGroup(), |
| 156 | innermostGroupkey); |
| 157 | fullyResolved = false; |
| 158 | } |
| 159 | } |
| 160 | |
| 161 | if (fullyResolved) { |
| 162 | List<GroupBucket> outBuckets = new ArrayList<GroupBucket>(); |
| 163 | for (GroupBucketIdentifier bucketId:bucketIds) { |
| 164 | DeviceId neighbor = portDeviceMap. |
| 165 | get(bucketId.outPort()); |
| 166 | TrafficTreatment.Builder tBuilder = |
| 167 | DefaultTrafficTreatment.builder(); |
| 168 | tBuilder.setOutput(bucketId.outPort()) |
| 169 | .setEthDst(deviceConfig. |
| 170 | getDeviceMac(neighbor)) |
Srikanth Vavilapalli | 717361f | 2015-03-16 12:06:04 -0700 | [diff] [blame] | 171 | .setEthSrc(nodeMacAddr); |
| 172 | if (bucketId.label() != NeighborSet.NO_EDGE_LABEL) { |
| 173 | tBuilder.pushMpls() |
sangho | 32a5932 | 2015-02-17 12:07:41 -0800 | [diff] [blame] | 174 | .setMpls(MplsLabel.mplsLabel(bucketId.label())); |
Srikanth Vavilapalli | 717361f | 2015-03-16 12:06:04 -0700 | [diff] [blame] | 175 | } |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 176 | //TODO: BoS |
Srikanth Vavilapalli | f5b234a | 2015-04-21 13:04:13 -0700 | [diff] [blame] | 177 | /*outBuckets.add(DefaultGroupBucket. |
| 178 | createSelectGroupBucket(tBuilder.build()));*/ |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 179 | } |
Srikanth Vavilapalli | f5b234a | 2015-04-21 13:04:13 -0700 | [diff] [blame] | 180 | /*GroupDescription desc = new |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 181 | DefaultGroupDescription(deviceId, |
| 182 | GroupDescription.Type.SELECT, |
| 183 | new GroupBuckets(outBuckets)); |
Srikanth Vavilapalli | f5b234a | 2015-04-21 13:04:13 -0700 | [diff] [blame] | 184 | groupService.addGroup(desc);*/ |
| 185 | //TODO: Use nextObjective APIs here |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 186 | } |
| 187 | } |
| 188 | return innermostGroupkey; |
| 189 | } |
| 190 | |
Srikanth Vavilapalli | f5b234a | 2015-04-21 13:04:13 -0700 | [diff] [blame] | 191 | //TODO: Use nextObjective APIs to handle the group chains |
| 192 | /*@Override |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 193 | protected void handleGroupEvent(GroupEvent event) { |
| 194 | if (event.type() == GroupEvent.Type.GROUP_ADDED) { |
| 195 | if (dependentGroups.get(event.subject().appCookie()) != null) { |
Srikanth Vavilapalli | 717361f | 2015-03-16 12:06:04 -0700 | [diff] [blame] | 196 | PolicyGroupIdentifier dependentGroupKey = dependentGroups.get(event.subject().appCookie()); |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 197 | dependentGroups.remove(event.subject().appCookie()); |
| 198 | boolean fullyResolved = true; |
| 199 | for (GroupBucketIdentifier bucketId: |
| 200 | dependentGroupKey.bucketIds()) { |
| 201 | if (bucketId.type() != BucketOutputType.GROUP) { |
| 202 | continue; |
| 203 | } |
| 204 | if (dependentGroups.containsKey(bucketId.outGroup())) { |
| 205 | fullyResolved = false; |
| 206 | break; |
| 207 | } |
| 208 | } |
| 209 | |
| 210 | if (fullyResolved) { |
| 211 | List<GroupBucket> outBuckets = new ArrayList<GroupBucket>(); |
| 212 | for (GroupBucketIdentifier bucketId: |
| 213 | dependentGroupKey.bucketIds()) { |
| 214 | TrafficTreatment.Builder tBuilder = |
| 215 | DefaultTrafficTreatment.builder(); |
Srikanth Vavilapalli | 717361f | 2015-03-16 12:06:04 -0700 | [diff] [blame] | 216 | if (bucketId.label() != NeighborSet.NO_EDGE_LABEL) { |
| 217 | tBuilder.pushMpls() |
| 218 | .setMpls(MplsLabel. |
| 219 | mplsLabel(bucketId.label())); |
| 220 | } |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 221 | //TODO: BoS |
| 222 | if (bucketId.type() == BucketOutputType.PORT) { |
| 223 | DeviceId neighbor = portDeviceMap. |
| 224 | get(bucketId.outPort()); |
| 225 | tBuilder.setOutput(bucketId.outPort()) |
| 226 | .setEthDst(deviceConfig. |
| 227 | getDeviceMac(neighbor)) |
| 228 | .setEthSrc(nodeMacAddr); |
| 229 | } else { |
| 230 | if (groupService. |
| 231 | getGroup(deviceId, |
Srikanth Vavilapalli | 717361f | 2015-03-16 12:06:04 -0700 | [diff] [blame] | 232 | getGroupKey(bucketId. |
| 233 | outGroup())) == null) { |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 234 | throw new IllegalStateException(); |
| 235 | } |
| 236 | GroupId indirectGroupId = groupService. |
| 237 | getGroup(deviceId, |
Srikanth Vavilapalli | 717361f | 2015-03-16 12:06:04 -0700 | [diff] [blame] | 238 | getGroupKey(bucketId. |
| 239 | outGroup())).id(); |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 240 | tBuilder.group(indirectGroupId); |
| 241 | } |
| 242 | outBuckets.add(DefaultGroupBucket. |
| 243 | createSelectGroupBucket(tBuilder.build())); |
| 244 | } |
| 245 | GroupDescription desc = new |
| 246 | DefaultGroupDescription(deviceId, |
| 247 | GroupDescription.Type.SELECT, |
| 248 | new GroupBuckets(outBuckets)); |
| 249 | groupService.addGroup(desc); |
| 250 | } |
| 251 | } |
| 252 | } |
Srikanth Vavilapalli | f5b234a | 2015-04-21 13:04:13 -0700 | [diff] [blame] | 253 | }*/ |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 254 | |
Srikanth Vavilapalli | 717361f | 2015-03-16 12:06:04 -0700 | [diff] [blame] | 255 | public PolicyGroupIdentifier generatePolicyGroupKey(String id, |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 256 | List<PolicyGroupParams> params) { |
| 257 | List<GroupBucketIdentifier> bucketIds = new ArrayList<GroupBucketIdentifier>(); |
| 258 | for (PolicyGroupParams param: params) { |
| 259 | List<PortNumber> ports = param.getPorts(); |
| 260 | if (ports == null) { |
| 261 | log.warn("generateGroupKey in sw {} with wrong " |
| 262 | + "input parameters", deviceId); |
| 263 | return null; |
| 264 | } |
| 265 | |
| 266 | int labelStackSize = (param.getLabelStack() != null) |
| 267 | ? param.getLabelStack().size() : 0; |
| 268 | |
| 269 | if (labelStackSize > 1) { |
| 270 | for (PortNumber sp : ports) { |
| 271 | PolicyGroupIdentifier previousGroupkey = null; |
| 272 | for (int idx = 0; idx < param.getLabelStack().size(); idx++) { |
| 273 | int label = param.getLabelStack().get(idx).intValue(); |
| 274 | if (idx == (labelStackSize - 1)) { |
| 275 | // Innermost Group |
| 276 | GroupBucketIdentifier bucketId = |
| 277 | new GroupBucketIdentifier(label, |
| 278 | previousGroupkey); |
| 279 | bucketIds.add(bucketId); |
| 280 | } else if (idx == 0) { |
| 281 | // Outermost Group |
| 282 | GroupBucketIdentifier bucketId = |
| 283 | new GroupBucketIdentifier(label, sp); |
| 284 | PolicyGroupIdentifier key = new |
| 285 | PolicyGroupIdentifier(id, |
Sho SHIMIZU | 98ffca8 | 2015-05-11 08:39:24 -0700 | [diff] [blame^] | 286 | Collections.singletonList(param), |
| 287 | Collections.singletonList(bucketId)); |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 288 | previousGroupkey = key; |
| 289 | } else { |
| 290 | // Intermediate Groups |
| 291 | GroupBucketIdentifier bucketId = |
| 292 | new GroupBucketIdentifier(label, |
| 293 | previousGroupkey); |
| 294 | PolicyGroupIdentifier key = new |
| 295 | PolicyGroupIdentifier(id, |
Sho SHIMIZU | 98ffca8 | 2015-05-11 08:39:24 -0700 | [diff] [blame^] | 296 | Collections.singletonList(param), |
| 297 | Collections.singletonList(bucketId)); |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 298 | previousGroupkey = key; |
| 299 | } |
| 300 | } |
| 301 | } |
| 302 | } else { |
| 303 | int label = -1; |
| 304 | if (labelStackSize == 1) { |
| 305 | label = param.getLabelStack().get(0).intValue(); |
| 306 | } |
| 307 | for (PortNumber sp : ports) { |
| 308 | GroupBucketIdentifier bucketId = |
| 309 | new GroupBucketIdentifier(label, sp); |
| 310 | bucketIds.add(bucketId); |
| 311 | } |
| 312 | } |
| 313 | } |
| 314 | PolicyGroupIdentifier innermostGroupkey = null; |
| 315 | if (!bucketIds.isEmpty()) { |
| 316 | innermostGroupkey = new |
| 317 | PolicyGroupIdentifier(id, |
| 318 | params, |
| 319 | bucketIds); |
| 320 | } |
| 321 | return innermostGroupkey; |
| 322 | } |
| 323 | |
Srikanth Vavilapalli | 717361f | 2015-03-16 12:06:04 -0700 | [diff] [blame] | 324 | public void removeGroupChain(PolicyGroupIdentifier key) { |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 325 | if (!(key instanceof PolicyGroupIdentifier)) { |
| 326 | throw new IllegalArgumentException(); |
| 327 | } |
Srikanth Vavilapalli | 717361f | 2015-03-16 12:06:04 -0700 | [diff] [blame] | 328 | List<PolicyGroupIdentifier> groupsToBeDeleted = |
| 329 | new ArrayList<PolicyGroupIdentifier>(); |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 330 | groupsToBeDeleted.add(key); |
| 331 | |
Srikanth Vavilapalli | 717361f | 2015-03-16 12:06:04 -0700 | [diff] [blame] | 332 | Iterator<PolicyGroupIdentifier> it = |
| 333 | groupsToBeDeleted.iterator(); |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 334 | |
| 335 | while (it.hasNext()) { |
Srikanth Vavilapalli | 717361f | 2015-03-16 12:06:04 -0700 | [diff] [blame] | 336 | PolicyGroupIdentifier innerMostGroupKey = it.next(); |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 337 | for (GroupBucketIdentifier bucketId: |
| 338 | innerMostGroupKey.bucketIds()) { |
| 339 | if (bucketId.type() != BucketOutputType.GROUP) { |
| 340 | groupsToBeDeleted.add(bucketId.outGroup()); |
| 341 | } |
| 342 | } |
Srikanth Vavilapalli | f5b234a | 2015-04-21 13:04:13 -0700 | [diff] [blame] | 343 | /*groupService.removeGroup(deviceId, |
Srikanth Vavilapalli | 717361f | 2015-03-16 12:06:04 -0700 | [diff] [blame] | 344 | getGroupKey(innerMostGroupKey), |
Srikanth Vavilapalli | f5b234a | 2015-04-21 13:04:13 -0700 | [diff] [blame] | 345 | appId);*/ |
| 346 | //TODO: Use nextObjective APIs here |
Srikanth Vavilapalli | ed12ae5 | 2015-02-09 14:43:19 -0800 | [diff] [blame] | 347 | it.remove(); |
| 348 | } |
| 349 | } |
| 350 | |
Sho SHIMIZU | 98ffca8 | 2015-05-11 08:39:24 -0700 | [diff] [blame^] | 351 | } |