*/
package org.opendaylight.openflowplugin.impl.device;
-import javax.annotation.CheckForNull;
-import javax.annotation.Nonnull;
+import com.google.common.annotations.VisibleForTesting;
+import com.google.common.base.Function;
+import com.google.common.base.Preconditions;
+import com.google.common.base.Verify;
+import com.google.common.collect.Iterators;
+import com.google.common.util.concurrent.AsyncFunction;
+import com.google.common.util.concurrent.FutureCallback;
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.ListenableFuture;
+import io.netty.util.TimerTask;
import java.util.Collections;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ScheduledThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
-
-import com.google.common.base.Preconditions;
-import com.google.common.base.Verify;
-import io.netty.util.HashedWheelTimer;
+import javax.annotation.CheckForNull;
+import javax.annotation.Nonnull;
import org.opendaylight.controller.md.sal.binding.api.DataBroker;
-import org.opendaylight.controller.md.sal.binding.api.NotificationPublishService;
-import org.opendaylight.controller.md.sal.binding.api.NotificationService;
import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
import org.opendaylight.openflowjava.protocol.api.connection.ConnectionAdapter;
import org.opendaylight.openflowjava.protocol.api.connection.OutboundQueueHandlerRegistration;
+import org.opendaylight.openflowplugin.api.openflow.OFPContext;
import org.opendaylight.openflowplugin.api.openflow.connection.ConnectionContext;
import org.opendaylight.openflowplugin.api.openflow.connection.OutboundQueueProvider;
import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
+import org.opendaylight.openflowplugin.api.openflow.device.DeviceInfo;
import org.opendaylight.openflowplugin.api.openflow.device.DeviceManager;
import org.opendaylight.openflowplugin.api.openflow.device.DeviceState;
+import org.opendaylight.openflowplugin.api.openflow.device.DeviceSynchronizeListener;
+import org.opendaylight.openflowplugin.api.openflow.device.DeviceValidListener;
import org.opendaylight.openflowplugin.api.openflow.device.TranslatorLibrary;
import org.opendaylight.openflowplugin.api.openflow.device.handlers.DeviceInitializationPhaseHandler;
-import org.opendaylight.openflowplugin.api.openflow.statistics.ofpspecific.MessageIntelligenceAgency;
+import org.opendaylight.openflowplugin.api.openflow.device.handlers.DeviceTerminationPhaseHandler;
+import org.opendaylight.openflowplugin.api.openflow.lifecycle.LifecycleConductor;
+import org.opendaylight.openflowplugin.api.openflow.statistics.StatisticsContext;
import org.opendaylight.openflowplugin.extension.api.ExtensionConverterProviderKeeper;
import org.opendaylight.openflowplugin.extension.api.core.extension.ExtensionConverterProvider;
import org.opendaylight.openflowplugin.impl.connection.OutboundQueueProviderImpl;
import org.opendaylight.openflowplugin.impl.device.listener.OpenflowProtocolListenerFullImpl;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeId;
+import org.opendaylight.openflowplugin.impl.util.DeviceInitializationUtils;
import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.Nodes;
import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodesBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.role.service.rev150727.OfpRole;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
private static final Logger LOG = LoggerFactory.getLogger(DeviceManagerImpl.class);
- private static final long TICK_DURATION = 10; // 0.5 sec.
private final long globalNotificationQuota;
- private ScheduledThreadPoolExecutor spyPool;
+ private final boolean switchFeaturesMandatory;
+
private final int spyRate = 10;
private final DataBroker dataBroker;
- private final HashedWheelTimer hashedWheelTimer;
private TranslatorLibrary translatorLibrary;
private DeviceInitializationPhaseHandler deviceInitPhaseHandler;
- private NotificationService notificationService;
- private NotificationPublishService notificationPublishService;
+ private DeviceTerminationPhaseHandler deviceTerminPhaseHandler;
- private final ConcurrentMap<NodeId, DeviceContext> deviceContexts = new ConcurrentHashMap<>();
- private final MessageIntelligenceAgency messageIntelligenceAgency;
+ private final ConcurrentMap<DeviceInfo, DeviceContext> deviceContexts = new ConcurrentHashMap<>();
- private final long barrierNanos = TimeUnit.MILLISECONDS.toNanos(500);
- private final int maxQueueDepth = 25600;
+ private final long barrierIntervalNanos;
+ private final int barrierCountLimit;
private ExtensionConverterProvider extensionConverterProvider;
+ private ScheduledThreadPoolExecutor spyPool;
+ private Set<DeviceSynchronizeListener> deviceSynchronizedListeners;
+ private Set<DeviceValidListener> deviceValidListeners;
+
+ private final LifecycleConductor conductor;
public DeviceManagerImpl(@Nonnull final DataBroker dataBroker,
- @Nonnull final MessageIntelligenceAgency messageIntelligenceAgency,
- final long globalNotificationQuota) {
+ final long globalNotificationQuota, final boolean switchFeaturesMandatory,
+ final long barrierInterval, final int barrierCountLimit,
+ final LifecycleConductor lifecycleConductor) {
+ this.switchFeaturesMandatory = switchFeaturesMandatory;
this.globalNotificationQuota = globalNotificationQuota;
this.dataBroker = Preconditions.checkNotNull(dataBroker);
- hashedWheelTimer = new HashedWheelTimer(TICK_DURATION, TimeUnit.MILLISECONDS, 500);
/* merge empty nodes to oper DS to predict any problems with missing parent for Node */
final WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
throw new IllegalStateException(e);
}
- this.messageIntelligenceAgency = messageIntelligenceAgency;
+ this.barrierIntervalNanos = TimeUnit.MILLISECONDS.toNanos(barrierInterval);
+ this.barrierCountLimit = barrierCountLimit;
+
+ this.conductor = lifecycleConductor;
+ spyPool = new ScheduledThreadPoolExecutor(1);
+ this.deviceSynchronizedListeners = new HashSet<>();
+ this.deviceValidListeners = new HashSet<>();
}
@Override
public void setDeviceInitializationPhaseHandler(final DeviceInitializationPhaseHandler handler) {
- deviceInitPhaseHandler = handler;
+ this.deviceInitPhaseHandler = handler;
}
@Override
- public void onDeviceContextLevelUp(final DeviceContext deviceContext) {
+ public void onDeviceContextLevelUp(@CheckForNull DeviceInfo deviceInfo) throws Exception {
// final phase - we have to add new Device to MD-SAL DataStore
- Preconditions.checkNotNull(deviceContext);
- try {
- ((DeviceContextImpl) deviceContext).initialSubmitTransaction();
- deviceContext.onPublished();
-
- } catch (final Exception e) {
- LOG.warn("Node {} can not be add to OPERATIONAL DataStore yet because {} ", deviceContext.getDeviceState().getNodeId(), e.getMessage());
- LOG.trace("Problem with add node {} to OPERATIONAL DataStore", deviceContext.getDeviceState().getNodeId(), e);
- try {
- deviceContext.close();
- } catch (Exception e1) {
- LOG.warn("Exception on device context close. ", e);
- }
- }
-
+ LOG.debug("Final phase of DeviceContextLevelUp for Node: {} ", deviceInfo.getNodeId());
+ DeviceContext deviceContext = Preconditions.checkNotNull(deviceContexts.get(deviceInfo));
+ ((DeviceContextImpl) deviceContext).initialSubmitTransaction();
+ deviceContext.onPublished();
}
@Override
- public void deviceConnected(@CheckForNull final ConnectionContext connectionContext) throws Exception {
+ public boolean deviceConnected(@CheckForNull final ConnectionContext connectionContext) throws Exception {
Preconditions.checkArgument(connectionContext != null);
- Preconditions.checkState(!deviceContexts.containsKey(connectionContext.getNodeId()),
- "Rejecting connection from node which is already connected and there exist deviceContext for it: {}",
- connectionContext.getNodeId()
- );
- LOG.info("Initializing New Connection DeviceContext for node:{}", connectionContext.getNodeId());
+ DeviceInfo deviceInfo = connectionContext.getDeviceInfo();
+ /**
+ * This part prevent destroy another device context. Throwing here an exception result to propagate close connection
+ * in {@link org.opendaylight.openflowplugin.impl.connection.org.opendaylight.openflowplugin.impl.connection.HandshakeContextImpl}
+ * If context already exist we are in state closing process (connection flapping) and we should not propagate connection close
+ */
+ if (deviceContexts.containsKey(deviceInfo)) {
+ LOG.warn("Rejecting connection from node which is already connected and there exist deviceContext for it: {}", connectionContext.getNodeId());
+ return false;
+ }
+
+ LOG.info("ConnectionEvent: Device connected to controller, Device:{}, NodeId:{}",
+ connectionContext.getConnectionAdapter().getRemoteAddress(), deviceInfo.getNodeId());
+
+ // Add Disconnect handler
+ connectionContext.setDeviceDisconnectedHandler(DeviceManagerImpl.this);
// Cache this for clarity
final ConnectionAdapter connectionAdapter = connectionContext.getConnectionAdapter();
//FIXME: as soon as auxiliary connection are fully supported then this is needed only before device context published
connectionAdapter.setPacketInFiltering(true);
- final Short version = connectionContext.getFeatures().getVersion();
- final OutboundQueueProvider outboundQueueProvider = new OutboundQueueProviderImpl(version);
+ final OutboundQueueProvider outboundQueueProvider = new OutboundQueueProviderImpl(deviceInfo.getVersion());
connectionContext.setOutboundQueueProvider(outboundQueueProvider);
final OutboundQueueHandlerRegistration<OutboundQueueProvider> outboundQueueHandlerRegistration =
- connectionAdapter.registerOutboundQueueHandler(outboundQueueProvider, maxQueueDepth, barrierNanos);
+ connectionAdapter.registerOutboundQueueHandler(outboundQueueProvider, barrierCountLimit, barrierIntervalNanos);
connectionContext.setOutboundQueueHandleRegistration(outboundQueueHandlerRegistration);
- final DeviceState deviceState = createDeviceState(connectionContext);
- final DeviceContext deviceContext = new DeviceContextImpl(connectionContext, deviceState, dataBroker,
- hashedWheelTimer, messageIntelligenceAgency, outboundQueueProvider, translatorLibrary);
+ final DeviceState deviceState = new DeviceStateImpl(deviceInfo);
+ this.addDeviceSynchronizeListener(deviceState);
+ this.addDeviceValidListener(deviceState);
- deviceContext.addDeviceContextClosedHandler(this);
- Verify.verify(deviceContexts.putIfAbsent(connectionContext.getNodeId(), deviceContext) == null);
+ final DeviceContext deviceContext = new DeviceContextImpl(connectionContext,
+ deviceState,
+ dataBroker,
+ conductor,
+ outboundQueueProvider,
+ translatorLibrary);
+
+ Verify.verify(deviceContexts.putIfAbsent(deviceInfo, deviceContext) == null, "DeviceCtx still not closed.");
((ExtensionConverterProviderKeeper) deviceContext).setExtensionConverterProvider(extensionConverterProvider);
- deviceContext.setNotificationService(notificationService);
- deviceContext.setNotificationPublishService(notificationPublishService);
+ deviceContext.setNotificationPublishService(conductor.getNotificationPublishService());
updatePacketInRateLimiters();
final OpenflowProtocolListenerFullImpl messageListener = new OpenflowProtocolListenerFullImpl(
connectionAdapter, deviceContext);
connectionAdapter.setMessageListener(messageListener);
+ notifyDeviceValidListeners(deviceInfo, true);
- deviceCtxLevelUp(deviceContext);
- }
+ deviceInitPhaseHandler.onDeviceContextLevelUp(connectionContext.getDeviceInfo());
+
+ notifyDeviceSynchronizeListeners(deviceInfo, true);
- private static DeviceStateImpl createDeviceState(final @Nonnull ConnectionContext connectionContext) {
- return new DeviceStateImpl(connectionContext.getFeatures(), connectionContext.getNodeId());
+ return true;
}
private void updatePacketInRateLimiters() {
}
}
- private void deviceCtxLevelUp(final DeviceContext deviceContext) throws Exception {
- deviceContext.getDeviceState().setValid(true);
- LOG.trace("Device context level up called.");
- deviceInitPhaseHandler.onDeviceContextLevelUp(deviceContext);
- }
-
@Override
public TranslatorLibrary oook() {
return translatorLibrary;
}
@Override
- public void setNotificationService(final NotificationService notificationServiceParam) {
- notificationService = notificationServiceParam;
- }
-
- @Override
- public void setNotificationPublishService(final NotificationPublishService notificationService) {
- notificationPublishService = notificationService;
- }
+ public void close() {
+ for (final Iterator<DeviceContext> iterator = Iterators.consumingIterator(deviceContexts.values().iterator());
+ iterator.hasNext();) {
+ final DeviceContext deviceCtx = iterator.next();
+ notifyDeviceValidListeners(deviceCtx.getDeviceInfo(), false);
+ deviceCtx.shutdownConnection();
+ deviceCtx.shuttingDownDataStoreTransactions();
+ }
- @Override
- public void close() throws Exception {
- for (final DeviceContext deviceContext : deviceContexts.values()) {
- deviceContext.close();
+ if (spyPool != null) {
+ spyPool.shutdownNow();
+ spyPool = null;
}
}
@Override
- public void onDeviceContextClosed(final DeviceContext deviceContext) {
- LOG.trace("onDeviceContextClosed for Node {}", deviceContext.getDeviceState().getNodeId());
- deviceContexts.remove(deviceContext.getPrimaryConnectionContext().getNodeId());
+ public void onDeviceContextLevelDown(final DeviceInfo deviceInfo) {
+ LOG.debug("onDeviceContextClosed for Node {}", deviceInfo.getNodeId());
+ deviceContexts.remove(deviceInfo);
updatePacketInRateLimiters();
}
@Override
public void initialize() {
- spyPool = new ScheduledThreadPoolExecutor(1);
- spyPool.scheduleAtFixedRate(messageIntelligenceAgency, spyRate, spyRate, TimeUnit.SECONDS);
+ spyPool.scheduleAtFixedRate(conductor.getMessageIntelligenceAgency(), spyRate, spyRate, TimeUnit.SECONDS);
}
@Override
- public void setExtensionConverterProvider(ExtensionConverterProvider extensionConverterProvider) {
+ public void setExtensionConverterProvider(final ExtensionConverterProvider extensionConverterProvider) {
this.extensionConverterProvider = extensionConverterProvider;
}
public ExtensionConverterProvider getExtensionConverterProvider() {
return extensionConverterProvider;
}
+
+ @Override
+ public void setDeviceTerminationPhaseHandler(final DeviceTerminationPhaseHandler handler) {
+ this.deviceTerminPhaseHandler = handler;
+ }
+
+ @Override
+ public void onDeviceDisconnected(final ConnectionContext connectionContext) {
+ LOG.trace("onDeviceDisconnected method call for Node: {}", connectionContext.getNodeId());
+ final DeviceInfo deviceInfo = connectionContext.getDeviceInfo();
+ final DeviceContext deviceCtx = this.deviceContexts.get(deviceInfo);
+
+ if (null == deviceCtx) {
+ LOG.info("DeviceContext for Node {} was not found. Connection is terminated without OFP context suite.", deviceInfo.getNodeId());
+ return;
+ }
+
+ if (!connectionContext.equals(deviceCtx.getPrimaryConnectionContext())) {
+ /* Connection is not PrimaryConnection so try to remove from Auxiliary Connections */
+ deviceCtx.removeAuxiliaryConnectionContext(connectionContext);
+ } else {
+ notifyDeviceValidListeners(deviceInfo, false);
+ /* Device is disconnected and so we need to close TxManager */
+ final ListenableFuture<Void> future = deviceCtx.shuttingDownDataStoreTransactions();
+ Futures.addCallback(future, new FutureCallback<Void>() {
+
+ @Override
+ public void onSuccess(final Void result) {
+ LOG.debug("TxChainManager for device {} is closed successful.", deviceInfo.getNodeId());
+ deviceTerminPhaseHandler.onDeviceContextLevelDown(deviceInfo);
+ }
+
+ @Override
+ public void onFailure(final Throwable t) {
+ LOG.warn("TxChainManager for device {} failed by closing.", deviceInfo.getNodeId(), t);
+ deviceTerminPhaseHandler.onDeviceContextLevelDown(deviceInfo);
+ }
+ });
+ /* Add timer for Close TxManager because it could fain ind cluster without notification */
+ final TimerTask timerTask = timeout -> {
+ if (!future.isDone()) {
+ LOG.info("Shutting down TxChain for node {} not completed during 10 sec. Continue anyway.", deviceInfo.getNodeId());
+ future.cancel(false);
+ }
+ };
+ conductor.newTimeout(timerTask, 10, TimeUnit.SECONDS);
+ }
+ }
+
+ @VisibleForTesting
+ void addDeviceContextToMap(final DeviceInfo deviceInfo, final DeviceContext deviceContext){
+ deviceContexts.put(deviceInfo, deviceContext);
+ }
+
+ @Override
+ public <T extends OFPContext> T gainContext(final DeviceInfo deviceInfo) {
+ return (T) deviceContexts.get(deviceInfo);
+ }
+
+ @Override
+ public ListenableFuture<Void> onClusterRoleChange(final DeviceInfo deviceInfo, final OfpRole role) {
+ DeviceContext deviceContext = conductor.getDeviceContext(deviceInfo);
+ LOG.trace("onClusterRoleChange {} for node:", role, deviceInfo.getNodeId());
+ if (OfpRole.BECOMEMASTER.equals(role)) {
+ return onDeviceTakeClusterLeadership(deviceInfo);
+ }
+ return ((DeviceContextImpl)deviceContext).getTransactionChainManager().deactivateTransactionManager();
+ }
+
+ @Override
+ public void addDeviceSynchronizeListener(final DeviceSynchronizeListener deviceSynchronizeListener) {
+ this.deviceSynchronizedListeners.add(deviceSynchronizeListener);
+ }
+
+ @Override
+ public void notifyDeviceSynchronizeListeners(final DeviceInfo deviceInfo, final boolean deviceSynchronized) {
+ for (DeviceSynchronizeListener listener : deviceSynchronizedListeners) {
+ listener.deviceIsSynchronized(deviceInfo, deviceSynchronized);
+ }
+ }
+
+ @Override
+ public void addDeviceValidListener(final DeviceValidListener deviceValidListener) {
+ this.deviceValidListeners.add(deviceValidListener);
+ }
+
+ @Override
+ public void notifyDeviceValidListeners(final DeviceInfo deviceInfo, final boolean deviceValid) {
+ for (DeviceValidListener listener : deviceValidListeners) {
+ listener.deviceIsValid(deviceInfo, deviceValid);
+ }
+ }
+
+ private ListenableFuture<Void> onDeviceTakeClusterLeadership(final DeviceInfo deviceInfo) {
+ LOG.trace("onDeviceTakeClusterLeadership for node: {}", deviceInfo.getNodeId());
+ /* validation */
+ StatisticsContext statisticsContext = conductor.getStatisticsContext(deviceInfo);
+ if (statisticsContext == null) {
+ final String errMsg = String.format("DeviceCtx %s is up but we are missing StatisticsContext", deviceInfo.getDatapathId());
+ LOG.warn(errMsg);
+ return Futures.immediateFailedFuture(new IllegalStateException(errMsg));
+ }
+ DeviceContext deviceContext = conductor.getDeviceContext(deviceInfo);
+ /* Prepare init info collecting */
+ notifyDeviceSynchronizeListeners(deviceInfo, false);
+ ((DeviceContextImpl)deviceContext).getTransactionChainManager().activateTransactionManager();
+ /* Init Collecting NodeInfo */
+ final ListenableFuture<Void> initCollectingDeviceInfo = DeviceInitializationUtils.initializeNodeInformation(
+ deviceContext, switchFeaturesMandatory);
+ /* Init Collecting StatInfo */
+ final ListenableFuture<Boolean> statPollFuture = Futures.transform(initCollectingDeviceInfo,
+ new AsyncFunction<Void, Boolean>() {
+
+ @Override
+ public ListenableFuture<Boolean> apply(@Nonnull final Void input) throws Exception {
+ statisticsContext.statListForCollectingInitialization();
+ return statisticsContext.initialGatherDynamicData();
+ }
+ });
+
+ return Futures.transform(statPollFuture, new Function<Boolean, Void>() {
+
+ @Override
+ public Void apply(final Boolean input) {
+ if (ConnectionContext.CONNECTION_STATE.RIP.equals(conductor.gainConnectionStateSafely(deviceInfo))) {
+ final String errMsg = String.format("We lost connection for Device %s, context has to be closed.",
+ deviceInfo.getNodeId());
+ LOG.warn(errMsg);
+ throw new IllegalStateException(errMsg);
+ }
+ if (!input) {
+ final String errMsg = String.format("Get Initial Device %s information fails",
+ deviceInfo.getNodeId());
+ LOG.warn(errMsg);
+ throw new IllegalStateException(errMsg);
+ }
+ LOG.debug("Get Initial Device {} information is successful", deviceInfo.getNodeId());
+ notifyDeviceSynchronizeListeners(deviceInfo, true);
+ ((DeviceContextImpl)deviceContext).getTransactionChainManager().initialSubmitWriteTransaction();
+ deviceContext.getDeviceState().setStatisticsPollingEnabledProp(true);
+ return null;
+ }
+ });
+ }
+
}