Merge "Clean TransactionChainManager"
[openflowplugin.git] / openflowplugin-impl / src / main / java / org / opendaylight / openflowplugin / impl / device / DeviceManagerImpl.java
1 /**
2  * Copyright (c) 2015 Cisco Systems, Inc. and others.  All rights reserved.
3  *
4  * This program and the accompanying materials are made available under the
5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6  * and is available at http://www.eclipse.org/legal/epl-v10.html
7  */
8 package org.opendaylight.openflowplugin.impl.device;
9
10 import com.google.common.base.Preconditions;
11 import com.google.common.util.concurrent.AsyncFunction;
12 import com.google.common.util.concurrent.FutureCallback;
13 import com.google.common.util.concurrent.Futures;
14 import com.google.common.util.concurrent.ListenableFuture;
15 import io.netty.util.HashedWheelTimer;
16 import java.math.BigInteger;
17 import java.util.ArrayList;
18 import java.util.Arrays;
19 import java.util.Collection;
20 import java.util.Collections;
21 import java.util.Iterator;
22 import java.util.List;
23 import java.util.concurrent.ExecutionException;
24 import java.util.concurrent.ScheduledThreadPoolExecutor;
25 import java.util.concurrent.TimeUnit;
26 import javax.annotation.CheckForNull;
27 import javax.annotation.Nonnull;
28 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
29 import org.opendaylight.controller.md.sal.binding.api.NotificationPublishService;
30 import org.opendaylight.controller.md.sal.binding.api.NotificationService;
31 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
32 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
33 import org.opendaylight.openflowjava.protocol.api.connection.ConnectionAdapter;
34 import org.opendaylight.openflowjava.protocol.api.connection.OutboundQueue;
35 import org.opendaylight.openflowplugin.api.ConnectionException;
36 import org.opendaylight.openflowplugin.api.OFConstants;
37 import org.opendaylight.openflowplugin.api.openflow.connection.ConnectionContext;
38 import org.opendaylight.openflowplugin.api.openflow.connection.OutboundQueueProvider;
39 import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
40 import org.opendaylight.openflowplugin.api.openflow.device.DeviceManager;
41 import org.opendaylight.openflowplugin.api.openflow.device.DeviceState;
42 import org.opendaylight.openflowplugin.api.openflow.device.MessageTranslator;
43 import org.opendaylight.openflowplugin.api.openflow.device.RequestContext;
44 import org.opendaylight.openflowplugin.api.openflow.device.TranslatorLibrary;
45 import org.opendaylight.openflowplugin.api.openflow.device.Xid;
46 import org.opendaylight.openflowplugin.api.openflow.device.handlers.DeviceInitializationPhaseHandler;
47 import org.opendaylight.openflowplugin.api.openflow.device.handlers.MultiMsgCollector;
48 import org.opendaylight.openflowplugin.api.openflow.md.core.TranslatorKey;
49 import org.opendaylight.openflowplugin.api.openflow.statistics.ofpspecific.MessageIntelligenceAgency;
50 import org.opendaylight.openflowplugin.impl.common.MultipartRequestInputFactory;
51 import org.opendaylight.openflowplugin.impl.common.NodeStaticReplyTranslatorUtil;
52 import org.opendaylight.openflowplugin.impl.connection.OutboundQueueProviderImpl;
53 import org.opendaylight.openflowplugin.impl.device.listener.OpenflowProtocolListenerFullImpl;
54 import org.opendaylight.openflowplugin.impl.rpc.AbstractRequestContext;
55 import org.opendaylight.openflowplugin.impl.util.DeviceStateUtil;
56 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNode;
57 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNodeBuilder;
58 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNodeConnector;
59 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.Table;
60 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.TableBuilder;
61 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.TableKey;
62 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.table.statistics.rev131215.FlowTableStatisticsData;
63 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.table.statistics.rev131215.FlowTableStatisticsDataBuilder;
64 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.NodeGroupFeatures;
65 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorId;
66 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.Nodes;
67 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodesBuilder;
68 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnector;
69 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorBuilder;
70 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
71 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeBuilder;
72 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.NodeMeterFeatures;
73 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.Capabilities;
74 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.CapabilitiesV10;
75 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MultipartType;
76 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartReply;
77 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;
78 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PortGrouping;
79 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.MultipartReplyBody;
80 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyDescCase;
81 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyGroupFeaturesCase;
82 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyMeterFeaturesCase;
83 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyPortDescCase;
84 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyTableFeaturesCase;
85 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.desc._case.MultipartReplyDesc;
86 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.group.features._case.MultipartReplyGroupFeatures;
87 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.meter.features._case.MultipartReplyMeterFeatures;
88 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.port.desc._case.MultipartReplyPortDesc;
89 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.table.features._case.MultipartReplyTableFeatures;
90 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.FlowCapableNodeConnectorStatisticsData;
91 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.FlowCapableNodeConnectorStatisticsDataBuilder;
92 import org.opendaylight.yang.gen.v1.urn.opendaylight.table.types.rev131026.table.features.TableFeatures;
93 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
94 import org.opendaylight.yangtools.yang.common.RpcError;
95 import org.opendaylight.yangtools.yang.common.RpcResult;
96 import org.slf4j.Logger;
97 import org.slf4j.LoggerFactory;
98
99 /**
100  *
101  */
102 public class DeviceManagerImpl implements DeviceManager, AutoCloseable {
103
104     private static final Logger LOG = LoggerFactory.getLogger(DeviceManagerImpl.class);
105
106     private static final long TICK_DURATION = 10; // 0.5 sec.
107     private ScheduledThreadPoolExecutor spyPool;
108     private final int spyRate = 10;
109
110     private final DataBroker dataBroker;
111     private final HashedWheelTimer hashedWheelTimer;
112     private TranslatorLibrary translatorLibrary;
113     private DeviceInitializationPhaseHandler deviceInitPhaseHandler;
114     private NotificationService notificationService;
115     private NotificationPublishService notificationPublishService;
116
117     private final List<DeviceContext> deviceContexts = new ArrayList<DeviceContext>();
118     private final MessageIntelligenceAgency messageIntelligenceAgency;
119
120     private final long barrierNanos = TimeUnit.MILLISECONDS.toNanos(500);
121     private final int maxQueueDepth = 25600;
122
123     public DeviceManagerImpl(@Nonnull final DataBroker dataBroker,
124                              @Nonnull final MessageIntelligenceAgency messageIntelligenceAgency) {
125         this.dataBroker = Preconditions.checkNotNull(dataBroker);
126         hashedWheelTimer = new HashedWheelTimer(TICK_DURATION, TimeUnit.MILLISECONDS, 500);
127         /* merge empty nodes to oper DS to predict any problems with missing parent for Node */
128         final WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
129
130         final NodesBuilder nodesBuilder = new NodesBuilder();
131         nodesBuilder.setNode(Collections.<Node>emptyList());
132         tx.merge(LogicalDatastoreType.OPERATIONAL, InstanceIdentifier.create(Nodes.class), nodesBuilder.build());
133         try {
134             tx.submit().get();
135         } catch (ExecutionException | InterruptedException e) {
136             LOG.error("Creation of node failed.", e);
137             throw new IllegalStateException(e);
138         }
139
140         this.messageIntelligenceAgency = messageIntelligenceAgency;
141     }
142
143     @Override
144     public void setDeviceInitializationPhaseHandler(final DeviceInitializationPhaseHandler handler) {
145         deviceInitPhaseHandler = handler;
146     }
147
148     @Override
149     public void onDeviceContextLevelUp(final DeviceContext deviceContext) {
150         // final phase - we have to add new Device to MD-SAL DataStore
151         Preconditions.checkNotNull(deviceContext);
152         ((DeviceContextImpl) deviceContext).initialSubmitTransaction();
153
154         deviceContext.onPublished();
155     }
156
157     @Override
158     public void deviceConnected(@CheckForNull final ConnectionContext connectionContext) {
159         Preconditions.checkArgument(connectionContext != null);
160
161         // Cache this for clarity
162         final ConnectionAdapter connectionAdapter = connectionContext.getConnectionAdapter();
163
164         //FIXME: as soon as auxiliary connection are fully supported then this is needed only before device context published
165         connectionAdapter.setPacketInFiltering(true);
166
167         final Short version = connectionContext.getFeatures().getVersion();
168         final OutboundQueueProvider outboundQueueProvider = new OutboundQueueProviderImpl(version);
169
170         final DeviceState deviceState = new DeviceStateImpl(connectionContext.getFeatures(), connectionContext.getNodeId());
171
172         final DeviceContext deviceContext = new DeviceContextImpl(connectionContext, deviceState, dataBroker, hashedWheelTimer, messageIntelligenceAgency);
173         deviceContext.registerOutboundQueueProvider(outboundQueueProvider, maxQueueDepth, barrierNanos);
174         deviceContext.setNotificationService(notificationService);
175         deviceContext.setNotificationPublishService(notificationPublishService);
176         final NodeBuilder nodeBuilder = new NodeBuilder().setId(deviceState.getNodeId()).setNodeConnector(Collections.<NodeConnector>emptyList());
177         deviceContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, deviceState.getNodeInstanceIdentifier(), nodeBuilder.build());
178
179         connectionContext.setDeviceDisconnectedHandler(deviceContext);
180         deviceContext.setTranslatorLibrary(translatorLibrary);
181         deviceContext.addDeviceContextClosedHandler(this);
182
183         final OpenflowProtocolListenerFullImpl messageListener = new OpenflowProtocolListenerFullImpl(
184                 connectionAdapter, deviceContext);
185         connectionAdapter.setMessageListener(messageListener);
186
187         final ListenableFuture<List<RpcResult<List<MultipartReply>>>> deviceFeaturesFuture;
188         if (OFConstants.OFP_VERSION_1_0 == version) {
189             final CapabilitiesV10 capabilitiesV10 = connectionContext.getFeatures().getCapabilitiesV10();
190
191             DeviceStateUtil.setDeviceStateBasedOnV10Capabilities(deviceState, capabilitiesV10);
192
193             deviceFeaturesFuture = createDeviceFeaturesForOF10(deviceContext, deviceState);
194             // create empty tables after device description is processed
195             chainTableTrunkWriteOF10(deviceContext, deviceFeaturesFuture);
196
197             final short ofVersion = deviceContext.getDeviceState().getVersion();
198             final TranslatorKey translatorKey = new TranslatorKey(ofVersion, PortGrouping.class.getName());
199             final MessageTranslator<PortGrouping, FlowCapableNodeConnector> translator = deviceContext.oook().lookupTranslator(translatorKey);
200             final BigInteger dataPathId = deviceContext.getPrimaryConnectionContext().getFeatures().getDatapathId();
201
202             for (final PortGrouping port : connectionContext.getFeatures().getPhyPort()) {
203                 final FlowCapableNodeConnector fcNodeConnector = translator.translate(port, deviceContext, null);
204
205                 final NodeConnectorId nodeConnectorId = NodeStaticReplyTranslatorUtil.nodeConnectorId(dataPathId.toString(), port.getPortNo(), ofVersion);
206                 final NodeConnectorBuilder ncBuilder = new NodeConnectorBuilder().setId(nodeConnectorId);
207                 ncBuilder.addAugmentation(FlowCapableNodeConnector.class, fcNodeConnector);
208                 ncBuilder.addAugmentation(FlowCapableNodeConnectorStatisticsData.class, new FlowCapableNodeConnectorStatisticsDataBuilder().build());
209                 final NodeConnector connector = ncBuilder.build();
210                 final InstanceIdentifier<NodeConnector> connectorII = deviceState.getNodeInstanceIdentifier().child(NodeConnector.class, connector.getKey());
211                 deviceContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, connectorII, connector);
212             }
213         } else if (OFConstants.OFP_VERSION_1_3 == version) {
214             final Capabilities capabilities = connectionContext.getFeatures().getCapabilities();
215             LOG.debug("Setting capabilities for device {}", deviceContext.getDeviceState().getNodeId());
216             DeviceStateUtil.setDeviceStateBasedOnV13Capabilities(deviceState, capabilities);
217             deviceFeaturesFuture = createDeviceFeaturesForOF13(deviceContext, deviceState);
218         } else {
219             deviceFeaturesFuture = Futures.immediateFailedFuture(new ConnectionException("Unsupported version " + version));
220         }
221
222         Futures.addCallback(deviceFeaturesFuture, new FutureCallback<List<RpcResult<List<MultipartReply>>>>() {
223             @Override
224             public void onSuccess(final List<RpcResult<List<MultipartReply>>> result) {
225                 deviceContext.getDeviceState().setValid(true);
226                 deviceInitPhaseHandler.onDeviceContextLevelUp(deviceContext);
227                 LOG.trace("Device context level up called.");
228             }
229
230             @Override
231             public void onFailure(final Throwable t) {
232                 // FIXME : remove session
233                 LOG.trace("Device capabilities gathering future failed.");
234                 LOG.trace("more info in exploration failure..", t);
235             }
236         });
237     }
238
239     private static void chainTableTrunkWriteOF10(final DeviceContext deviceContext, final ListenableFuture<List<RpcResult<List<MultipartReply>>>> deviceFeaturesFuture) {
240         Futures.addCallback(deviceFeaturesFuture, new FutureCallback<List<RpcResult<List<MultipartReply>>>>() {
241             @Override
242             public void onSuccess(final List<RpcResult<List<MultipartReply>>> results) {
243                 boolean allSucceeded = true;
244                 for (final RpcResult<List<MultipartReply>> rpcResult : results) {
245                     allSucceeded &= rpcResult.isSuccessful();
246                 }
247                 if (allSucceeded) {
248                     createEmptyFlowCapableNodeInDs(deviceContext);
249                     makeEmptyTables(deviceContext, deviceContext.getDeviceState().getNodeInstanceIdentifier(),
250                             deviceContext.getDeviceState().getFeatures().getTables());
251                 }
252             }
253
254             @Override
255             public void onFailure(final Throwable t) {
256                 //NOOP
257             }
258         });
259     }
260
261
262     private static ListenableFuture<List<RpcResult<List<MultipartReply>>>> createDeviceFeaturesForOF10(final DeviceContext deviceContext,
263                                                                                                        final DeviceState deviceState) {
264         final ListenableFuture<RpcResult<List<MultipartReply>>> replyDesc = getNodeStaticInfo(MultipartType.OFPMPDESC,
265                 deviceContext,
266                 deviceState.getNodeInstanceIdentifier(),
267                 deviceState.getVersion());
268
269         return Futures.allAsList(Arrays.asList(replyDesc));
270     }
271
272     private static ListenableFuture<List<RpcResult<List<MultipartReply>>>> createDeviceFeaturesForOF13(final DeviceContext deviceContext,
273                                                                                                        final DeviceState deviceState) {
274
275         final ListenableFuture<RpcResult<List<MultipartReply>>> replyDesc = getNodeStaticInfo(MultipartType.OFPMPDESC,
276                 deviceContext,
277                 deviceState.getNodeInstanceIdentifier(),
278                 deviceState.getVersion());
279
280         //first process description reply, write data to DS and write consequent data if successful
281         return Futures.transform(replyDesc, new AsyncFunction<RpcResult<List<MultipartReply>>, List<RpcResult<List<MultipartReply>>>>() {
282             @Override
283             public ListenableFuture<List<RpcResult<List<MultipartReply>>>> apply(final RpcResult<List<MultipartReply>> rpcResult) throws Exception {
284
285                 translateAndWriteReply(MultipartType.OFPMPDESC, deviceContext, deviceState.getNodeInstanceIdentifier(), rpcResult.getResult());
286
287                 final ListenableFuture<RpcResult<List<MultipartReply>>> replyMeterFeature = getNodeStaticInfo(MultipartType.OFPMPMETERFEATURES,
288                         deviceContext,
289                         deviceState.getNodeInstanceIdentifier(),
290                         deviceState.getVersion());
291
292                 createSuccessProcessingCallback(MultipartType.OFPMPMETERFEATURES,
293                         deviceContext,
294                         deviceState.getNodeInstanceIdentifier(),
295                         replyMeterFeature);
296
297                 final ListenableFuture<RpcResult<List<MultipartReply>>> replyGroupFeatures = getNodeStaticInfo(MultipartType.OFPMPGROUPFEATURES,
298                         deviceContext,
299                         deviceState.getNodeInstanceIdentifier(),
300                         deviceState.getVersion());
301                 createSuccessProcessingCallback(MultipartType.OFPMPGROUPFEATURES,
302                         deviceContext,
303                         deviceState.getNodeInstanceIdentifier(),
304                         replyGroupFeatures);
305
306                 final ListenableFuture<RpcResult<List<MultipartReply>>> replyTableFeatures = getNodeStaticInfo(MultipartType.OFPMPTABLEFEATURES,
307                         deviceContext,
308                         deviceState.getNodeInstanceIdentifier(),
309                         deviceState.getVersion());
310                 createSuccessProcessingCallback(MultipartType.OFPMPTABLEFEATURES,
311                         deviceContext,
312                         deviceState.getNodeInstanceIdentifier(),
313                         replyTableFeatures);
314
315                 final ListenableFuture<RpcResult<List<MultipartReply>>> replyPortDescription = getNodeStaticInfo(MultipartType.OFPMPPORTDESC,
316                         deviceContext,
317                         deviceState.getNodeInstanceIdentifier(),
318                         deviceState.getVersion());
319                 createSuccessProcessingCallback(MultipartType.OFPMPPORTDESC,
320                         deviceContext,
321                         deviceState.getNodeInstanceIdentifier(),
322                         replyPortDescription);
323
324
325                 return Futures.allAsList(Arrays.asList(
326                         replyMeterFeature,
327                         replyGroupFeatures,
328 //                        replyTableFeatures,
329                         replyPortDescription));
330             }
331         });
332
333     }
334
335     @Override
336     public TranslatorLibrary oook() {
337         return translatorLibrary;
338     }
339
340     @Override
341     public void setTranslatorLibrary(final TranslatorLibrary translatorLibrary) {
342         this.translatorLibrary = translatorLibrary;
343     }
344
345     private static ListenableFuture<RpcResult<List<MultipartReply>>> getNodeStaticInfo(final MultipartType type, final DeviceContext deviceContext,
346                                                                                        final InstanceIdentifier<Node> nodeII, final short version) {
347
348         final OutboundQueue queue = deviceContext.getPrimaryConnectionContext().getOutboundQueueProvider();
349
350         final Long reserved = deviceContext.getReservedXid();
351         final RequestContext<List<MultipartReply>> requestContext = new AbstractRequestContext<List<MultipartReply>>(reserved) {
352             @Override
353             public void close() {
354                 //NOOP
355             }
356         };
357
358         final Xid xid = requestContext.getXid();
359
360         LOG.trace("Hooking xid {} to device context - precaution.", reserved);
361
362         final MultiMsgCollector multiMsgCollector = deviceContext.getMultiMsgCollector(requestContext);
363         queue.commitEntry(xid.getValue(), MultipartRequestInputFactory.makeMultipartRequestInput(xid.getValue(), version, type), new FutureCallback<OfHeader>() {
364             @Override
365             public void onSuccess(final OfHeader ofHeader) {
366                 if (ofHeader instanceof MultipartReply) {
367                     final MultipartReply multipartReply = (MultipartReply) ofHeader;
368                     multiMsgCollector.addMultipartMsg(multipartReply);
369                 } else if (null != ofHeader) {
370                     LOG.info("Unexpected response type received {}.", ofHeader.getClass());
371                 } else {
372                     multiMsgCollector.endCollecting();
373                     LOG.info("Response received is null.");
374                 }
375             }
376
377             @Override
378             public void onFailure(final Throwable t) {
379                 LOG.info("Fail response from OutboundQueue for multipart type {}.", type, t);
380                 requestContext.close();
381                 if (MultipartType.OFPMPTABLEFEATURES.equals(type)) {
382                     makeEmptyTables(deviceContext, nodeII, deviceContext.getPrimaryConnectionContext().getFeatures().getTables());
383                 }
384             }
385         });
386
387         return requestContext.getFuture();
388     }
389
390     private static void createSuccessProcessingCallback(final MultipartType type, final DeviceContext deviceContext, final InstanceIdentifier<Node> nodeII, final ListenableFuture<RpcResult<List<MultipartReply>>> requestContextFuture) {
391         Futures.addCallback(requestContextFuture, new FutureCallback<RpcResult<List<MultipartReply>>>() {
392             @Override
393             public void onSuccess(final RpcResult<List<MultipartReply>> rpcResult) {
394                 final List<MultipartReply> result = rpcResult.getResult();
395                 if (result != null) {
396                     LOG.info("Static node {} info: {} collected", nodeII.toString(), type);
397                     translateAndWriteReply(type, deviceContext, nodeII, result);
398                 } else {
399                     final Iterator<RpcError> rpcErrorIterator = rpcResult.getErrors().iterator();
400                     while (rpcErrorIterator.hasNext()) {
401                         final RpcError rpcError = rpcErrorIterator.next();
402                         LOG.info("Failed to retrieve static node {} info: {}", type, rpcError.getMessage());
403                         if (null != rpcError.getCause()) {
404                             LOG.trace("Detailed error:", rpcError.getCause());
405                         }
406                     }
407                     if (MultipartType.OFPMPTABLEFEATURES.equals(type)) {
408                         makeEmptyTables(deviceContext, nodeII, deviceContext.getPrimaryConnectionContext().getFeatures().getTables());
409                     }
410                 }
411             }
412
413             @Override
414             public void onFailure(final Throwable throwable) {
415                 LOG.info("Request of type {} for static info of node {} failed.", type, nodeII);
416             }
417         });
418     }
419
420     // FIXME : remove after ovs tableFeatures fix
421     private static void makeEmptyTables(final DeviceContext dContext, final InstanceIdentifier<Node> nodeII, final Short nrOfTables) {
422         LOG.debug("About to create {} empty tables.", nrOfTables);
423         for (int i = 0; i < nrOfTables; i++) {
424             final short tId = (short) i;
425             final InstanceIdentifier<Table> tableII = nodeII.augmentation(FlowCapableNode.class).child(Table.class, new TableKey(tId));
426             final TableBuilder tableBuilder = new TableBuilder().setId(tId).addAugmentation(FlowTableStatisticsData.class, new FlowTableStatisticsDataBuilder().build());
427             dContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, tableII, tableBuilder.build());
428         }
429     }
430
431     private static void translateAndWriteReply(final MultipartType type, final DeviceContext dContext,
432                                                final InstanceIdentifier<Node> nodeII, final Collection<MultipartReply> result) {
433         for (final MultipartReply reply : result) {
434             final MultipartReplyBody body = reply.getMultipartReplyBody();
435             switch (type) {
436                 case OFPMPDESC:
437                     Preconditions.checkArgument(body instanceof MultipartReplyDescCase);
438                     final MultipartReplyDesc replyDesc = ((MultipartReplyDescCase) body).getMultipartReplyDesc();
439                     final FlowCapableNode fcNode = NodeStaticReplyTranslatorUtil.nodeDescTranslator(replyDesc);
440                     final InstanceIdentifier<FlowCapableNode> fNodeII = nodeII.augmentation(FlowCapableNode.class);
441                     dContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, fNodeII, fcNode);
442                     break;
443
444                 case OFPMPTABLEFEATURES:
445                     Preconditions.checkArgument(body instanceof MultipartReplyTableFeaturesCase);
446                     final MultipartReplyTableFeatures tableFeatures = ((MultipartReplyTableFeaturesCase) body).getMultipartReplyTableFeatures();
447                     final List<TableFeatures> tables = NodeStaticReplyTranslatorUtil.nodeTableFeatureTranslator(tableFeatures);
448                     for (final TableFeatures table : tables) {
449                         final Short tableId = table.getTableId();
450                         final InstanceIdentifier<Table> tableII = nodeII.augmentation(FlowCapableNode.class).child(Table.class, new TableKey(tableId));
451                         final TableBuilder tableBuilder = new TableBuilder().setId(tableId).setTableFeatures(Collections.singletonList(table));
452                         tableBuilder.addAugmentation(FlowTableStatisticsData.class, new FlowTableStatisticsDataBuilder().build());
453                         dContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, tableII, tableBuilder.build());
454                     }
455                     break;
456
457                 case OFPMPMETERFEATURES:
458                     Preconditions.checkArgument(body instanceof MultipartReplyMeterFeaturesCase);
459                     final MultipartReplyMeterFeatures meterFeatures = ((MultipartReplyMeterFeaturesCase) body).getMultipartReplyMeterFeatures();
460                     final NodeMeterFeatures mFeature = NodeStaticReplyTranslatorUtil.nodeMeterFeatureTranslator(meterFeatures);
461                     final InstanceIdentifier<NodeMeterFeatures> mFeatureII = nodeII.augmentation(NodeMeterFeatures.class);
462                     dContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, mFeatureII, mFeature);
463                     if (0L < mFeature.getMeterFeatures().getMaxMeter().getValue()) {
464                         dContext.getDeviceState().setMeterAvailable(true);
465                     }
466                     break;
467
468                 case OFPMPGROUPFEATURES:
469                     Preconditions.checkArgument(body instanceof MultipartReplyGroupFeaturesCase);
470                     final MultipartReplyGroupFeatures groupFeatures = ((MultipartReplyGroupFeaturesCase) body).getMultipartReplyGroupFeatures();
471                     final NodeGroupFeatures gFeature = NodeStaticReplyTranslatorUtil.nodeGroupFeatureTranslator(groupFeatures);
472                     final InstanceIdentifier<NodeGroupFeatures> gFeatureII = nodeII.augmentation(NodeGroupFeatures.class);
473                     dContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, gFeatureII, gFeature);
474                     break;
475
476                 case OFPMPPORTDESC:
477                     Preconditions.checkArgument(body instanceof MultipartReplyPortDescCase);
478                     final MultipartReplyPortDesc portDesc = ((MultipartReplyPortDescCase) body).getMultipartReplyPortDesc();
479                     for (final PortGrouping port : portDesc.getPorts()) {
480                         final short ofVersion = dContext.getDeviceState().getVersion();
481                         final TranslatorKey translatorKey = new TranslatorKey(ofVersion, PortGrouping.class.getName());
482                         final MessageTranslator<PortGrouping, FlowCapableNodeConnector> translator = dContext.oook().lookupTranslator(translatorKey);
483                         final FlowCapableNodeConnector fcNodeConnector = translator.translate(port, dContext, null);
484
485                         final BigInteger dataPathId = dContext.getPrimaryConnectionContext().getFeatures().getDatapathId();
486                         final NodeConnectorId nodeConnectorId = NodeStaticReplyTranslatorUtil.nodeConnectorId(dataPathId.toString(), port.getPortNo(), ofVersion);
487                         final NodeConnectorBuilder ncBuilder = new NodeConnectorBuilder().setId(nodeConnectorId);
488                         ncBuilder.addAugmentation(FlowCapableNodeConnector.class, fcNodeConnector);
489
490                         ncBuilder.addAugmentation(FlowCapableNodeConnectorStatisticsData.class, new FlowCapableNodeConnectorStatisticsDataBuilder().build());
491                         final NodeConnector connector = ncBuilder.build();
492
493                         final InstanceIdentifier<NodeConnector> connectorII = nodeII.child(NodeConnector.class, connector.getKey());
494                         dContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, connectorII, connector);
495                     }
496
497                     break;
498
499                 default:
500                     throw new IllegalArgumentException("Unnexpected MultipartType " + type);
501             }
502         }
503     }
504
505     @Override
506     public void setNotificationService(final NotificationService notificationServiceParam) {
507         notificationService = notificationServiceParam;
508     }
509
510     @Override
511     public void setNotificationPublishService(final NotificationPublishService notificationService) {
512         notificationPublishService = notificationService;
513     }
514
515     @Override
516     public void close() throws Exception {
517         for (final DeviceContext deviceContext : deviceContexts) {
518             deviceContext.close();
519         }
520     }
521
522     private static void createEmptyFlowCapableNodeInDs(final DeviceContext deviceContext) {
523         final FlowCapableNodeBuilder flowCapableNodeBuilder = new FlowCapableNodeBuilder();
524         final InstanceIdentifier<FlowCapableNode> fNodeII = deviceContext.getDeviceState().getNodeInstanceIdentifier().augmentation(FlowCapableNode.class);
525         deviceContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, fNodeII, flowCapableNodeBuilder.build());
526     }
527
528     @Override
529     public void onDeviceContextClosed(final DeviceContext deviceContext) {
530         deviceContexts.remove(deviceContext);
531     }
532
533     @Override
534     public void initialize() {
535         spyPool = new ScheduledThreadPoolExecutor(1);
536         spyPool.scheduleAtFixedRate(messageIntelligenceAgency, spyRate, spyRate, TimeUnit.SECONDS);
537     }
538 }