import com.google.common.annotations.VisibleForTesting;
import com.google.common.base.Preconditions;
-import com.google.common.util.concurrent.SettableFuture;
+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.HashedWheelTimer;
import io.netty.util.Timeout;
import java.math.BigInteger;
-import java.util.ArrayList;
+import java.net.InetSocketAddress;
+import java.util.Collection;
import java.util.HashMap;
+import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.TreeMap;
-import java.util.concurrent.atomic.AtomicLong;
+import java.util.concurrent.ArrayBlockingQueue;
+import java.util.concurrent.BlockingQueue;
+import java.util.concurrent.ExecutionException;
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.ReadTransaction;
import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
-import org.opendaylight.controller.sal.binding.api.NotificationProviderService;
+import org.opendaylight.openflowjava.protocol.api.connection.ConnectionAdapter;
+import org.opendaylight.openflowjava.protocol.api.connection.OutboundQueue;
import org.opendaylight.openflowplugin.api.openflow.connection.ConnectionContext;
+import org.opendaylight.openflowplugin.api.openflow.connection.ThrottledNotificationsOfferer;
import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
import org.opendaylight.openflowplugin.api.openflow.device.DeviceState;
import org.opendaylight.openflowplugin.api.openflow.device.MessageTranslator;
import org.opendaylight.openflowplugin.api.openflow.device.exception.DeviceDataException;
import org.opendaylight.openflowplugin.api.openflow.device.handlers.DeviceContextClosedHandler;
import org.opendaylight.openflowplugin.api.openflow.device.handlers.DeviceDisconnectedHandler;
-import org.opendaylight.openflowplugin.api.openflow.device.listener.OpenflowMessageListenerFacade;
+import org.opendaylight.openflowplugin.api.openflow.device.handlers.MultiMsgCollector;
import org.opendaylight.openflowplugin.api.openflow.md.core.SwitchConnectionDistinguisher;
import org.opendaylight.openflowplugin.api.openflow.md.core.TranslatorKey;
import org.opendaylight.openflowplugin.api.openflow.registry.flow.DeviceFlowRegistry;
import org.opendaylight.openflowplugin.api.openflow.registry.meter.DeviceMeterRegistry;
import org.opendaylight.openflowplugin.api.openflow.statistics.ofpspecific.MessageSpy;
import org.opendaylight.openflowplugin.impl.common.NodeStaticReplyTranslatorUtil;
+import org.opendaylight.openflowplugin.impl.device.listener.MultiMsgCollectorImpl;
import org.opendaylight.openflowplugin.impl.registry.flow.DeviceFlowRegistryImpl;
import org.opendaylight.openflowplugin.impl.registry.group.DeviceGroupRegistryImpl;
import org.opendaylight.openflowplugin.impl.registry.meter.DeviceMeterRegistryImpl;
private final ConnectionContext primaryConnectionContext;
private final DeviceState deviceState;
private final DataBroker dataBroker;
- private final XidGenerator xidGenerator;
private final HashedWheelTimer hashedWheelTimer;
- //FIXME : this seems to be candidate for Collections.synchronizedMap()
- private Map<Long, RequestContext> requests = new TreeMap<>();
+ private final Map<Long, RequestContext> requests = new TreeMap<>();
private final Map<SwitchConnectionDistinguisher, ConnectionContext> auxiliaryConnectionContexts;
private final TransactionChainManager txChainManager;
private TranslatorLibrary translatorLibrary;
- private OpenflowMessageListenerFacade openflowMessageListenerFacade;
private final DeviceFlowRegistry deviceFlowRegistry;
private final DeviceGroupRegistry deviceGroupRegistry;
private final DeviceMeterRegistry deviceMeterRegistry;
private Timeout barrierTaskTimeout;
- private NotificationProviderService notificationService;
- private final MessageSpy<Class> messageSpy;
+ private NotificationService notificationService;
+ private final MessageSpy<Class<?>> messageSpy;
private DeviceDisconnectedHandler deviceDisconnectedHandler;
- private List<DeviceContextClosedHandler> closeHandlers = new ArrayList<>();
+ private final Collection<DeviceContextClosedHandler> closeHandlers = new HashSet<>();
+ private NotificationPublishService notificationPublishService;
+ private final ThrottledNotificationsOfferer throttledConnectionsHolder;
+ private final BlockingQueue<PacketReceived> bumperQueue;
+ private final OutboundQueue outboundQueueProvider;
+
+ @Override
+ public MultiMsgCollector getMultiMsgCollector() {
+ return multiMsgCollector;
+ }
+
+ @Override
+ public Long getReservedXid() {
+ return outboundQueueProvider.reserveEntry();
+ }
+
+ private final MultiMsgCollector multiMsgCollector = new MultiMsgCollectorImpl();
@VisibleForTesting
@Nonnull final DeviceState deviceState,
@Nonnull final DataBroker dataBroker,
@Nonnull final HashedWheelTimer hashedWheelTimer,
- @Nonnull final MessageSpy _messageSpy) {
+ @Nonnull final MessageSpy _messageSpy,
+ @Nonnull final ThrottledNotificationsOfferer throttledConnectionsHolder) {
this.primaryConnectionContext = Preconditions.checkNotNull(primaryConnectionContext);
this.deviceState = Preconditions.checkNotNull(deviceState);
this.dataBroker = Preconditions.checkNotNull(dataBroker);
this.hashedWheelTimer = Preconditions.checkNotNull(hashedWheelTimer);
- xidGenerator = new XidGenerator();
txChainManager = new TransactionChainManager(dataBroker, hashedWheelTimer, 500L, 500L);
auxiliaryConnectionContexts = new HashMap<>();
- requests = new HashMap<>();
deviceFlowRegistry = new DeviceFlowRegistryImpl();
deviceGroupRegistry = new DeviceGroupRegistryImpl();
deviceMeterRegistry = new DeviceMeterRegistryImpl();
messageSpy = _messageSpy;
+ this.throttledConnectionsHolder = throttledConnectionsHolder;
+ bumperQueue = new ArrayBlockingQueue<>(5000);
+ multiMsgCollector.setDeviceReplyProcessor(this);
+ outboundQueueProvider = Preconditions.checkNotNull(primaryConnectionContext.getOutboundQueueProvider());
}
/**
* and we are able to set a scheduler for an automatic transaction submitting by time (0,5sec).
*/
void submitTransaction() {
+ txChainManager.enableSubmit();
txChainManager.submitTransaction();
- txChainManager.enableCounter();
}
@Override
@Override
public void addAuxiliaryConenctionContext(final ConnectionContext connectionContext) {
- final SwitchConnectionDistinguisher connectionDistinguisher = new SwitchConnectionCookieOFImpl(connectionContext.getFeatures().getAuxiliaryId());
+ final SwitchConnectionDistinguisher connectionDistinguisher = createConnectionDistinguisher(connectionContext);
auxiliaryConnectionContexts.put(connectionDistinguisher, connectionContext);
}
+ private static SwitchConnectionDistinguisher createConnectionDistinguisher(final ConnectionContext connectionContext) {
+ return new SwitchConnectionCookieOFImpl(connectionContext.getFeatures().getAuxiliaryId());
+ }
+
@Override
public void removeAuxiliaryConenctionContext(final ConnectionContext connectionContext) {
// TODO Auto-generated method stub
}
@Override
- public Xid getNextXid() {
- return xidGenerator.generate();
- }
-
- @Override
- public RequestContext lookupRequest(Xid xid) {
- return requests.get(xid.getValue());
+ public RequestContext lookupRequest(final Xid xid) {
+ synchronized (requests) {
+ return requests.get(xid.getValue());
+ }
}
@Override
public int getNumberOfOutstandingRequests() {
- return requests.size();
+ synchronized (requests) {
+ return requests.size();
+ }
}
@Override
public void hookRequestCtx(final Xid xid, final RequestContext requestFutureContext) {
- requests.put(xid.getValue(), requestFutureContext);
- }
-
- @Override
- public RequestContext unhookRequestCtx(Xid xid) {
- return requests.remove(xid.getValue());
- }
-
- @Override
- public void attachOpenflowMessageListener(final OpenflowMessageListenerFacade openflowMessageListenerFacade) {
- this.openflowMessageListenerFacade = openflowMessageListenerFacade;
- primaryConnectionContext.getConnectionAdapter().setMessageListener(openflowMessageListenerFacade);
+ synchronized (requests) {
+ requests.put(xid.getValue(), requestFutureContext);
+ }
}
@Override
- public OpenflowMessageListenerFacade getOpenflowMessageListenerFacade() {
- return openflowMessageListenerFacade;
+ public RequestContext unhookRequestCtx(final Xid xid) {
+ synchronized (requests) {
+ return requests.remove(xid.getValue());
+ }
}
@Override
@Override
public void processReply(final OfHeader ofHeader) {
- final RequestContext requestContext = requests.get(ofHeader.getXid());
+ final RequestContext requestContext = requests.remove(ofHeader.getXid());
if (null != requestContext) {
- final SettableFuture replyFuture = requestContext.getFuture();
- requests.remove(ofHeader.getXid());
RpcResult<OfHeader> rpcResult;
if (ofHeader instanceof Error) {
//TODO : this is the point, where we can discover that add flow operation failed and where we should
//TODO : remove this flow from deviceFlowRegistry
final Error error = (Error) ofHeader;
- final String message = "Operation on device failed";
+ final String message = "Operation on device failed with xid " + ofHeader.getXid() + ".";
rpcResult = RpcResultBuilder
.<OfHeader>failed()
.withError(RpcError.ErrorType.APPLICATION, message, new DeviceDataException(message, error))
messageSpy.spyMessage(ofHeader.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.FROM_SWITCH_PUBLISHED_SUCCESS);
}
- replyFuture.set(rpcResult);
+ requestContext.setResult(rpcResult);
try {
requestContext.close();
} catch (final Exception e) {
- LOG.error("Closing RequestContext failed: ", e);
+ LOG.warn("Closing RequestContext failed: {}", e.getMessage());
+ LOG.debug("Closing RequestContext failed.. ", e);
}
} else {
- LOG.error("Can't find request context registered for xid : {}. Type of reply: {}. From address: {}", ofHeader.getXid(), ofHeader.getClass().getName(),
+ LOG.warn("Can't find request context registered for xid : {}. Type of reply: {}. From address: {}", ofHeader.getXid(), ofHeader.getClass().getName(),
getPrimaryConnectionContext().getConnectionAdapter().getRemoteAddress());
}
}
@Override
public void processReply(final Xid xid, final List<MultipartReply> ofHeaderList) {
- final RequestContext requestContext = requests.get(xid.getValue());
+ final RequestContext requestContext;
+ synchronized (requests) {
+ requestContext = requests.remove(xid.getValue());
+ }
if (null != requestContext) {
- final SettableFuture replyFuture = requestContext.getFuture();
- requests.remove(xid.getValue());
final RpcResult<List<MultipartReply>> rpcResult = RpcResultBuilder
.<List<MultipartReply>>success()
.withResult(ofHeaderList)
.build();
- replyFuture.set(rpcResult);
- for (MultipartReply multipartReply : ofHeaderList) {
+ requestContext.setResult(rpcResult);
+ for (final MultipartReply multipartReply : ofHeaderList) {
messageSpy.spyMessage(multipartReply.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.FROM_SWITCH_PUBLISHED_FAILURE);
}
+ unhookRequestCtx(xid);
try {
requestContext.close();
} catch (final Exception e) {
- LOG.error("Closing RequestContext failed: ", e);
+ LOG.warn("Closing RequestContext failed: {}", e.getMessage());
+ LOG.debug("Closing RequestContext failed.. ", e);
}
} else {
- LOG.error("Can't find request context registered for xid : {}. Type of reply: MULTIPART. From address: {}", xid.getValue(),
+ LOG.warn("Can't find request context registered for xid : {}. Type of reply: MULTIPART. From address: {}", xid.getValue(),
getPrimaryConnectionContext().getConnectionAdapter().getRemoteAddress());
}
}
LOG.trace("Processing exception for xid : {}", xid.getValue());
- final RequestContext requestContext = requests.get(xid.getValue());
+ final RequestContext requestContext = requests.remove(xid.getValue());
if (null != requestContext) {
- final SettableFuture replyFuture = requestContext.getFuture();
- requests.remove(xid.getValue());
final RpcResult<List<OfHeader>> rpcResult = RpcResultBuilder
.<List<OfHeader>>failed()
.withError(RpcError.ErrorType.APPLICATION, String.format("Message processing failed : %s", deviceDataException.getError()), deviceDataException)
.build();
- replyFuture.set(rpcResult);
+ requestContext.setResult(rpcResult);
messageSpy.spyMessage(deviceDataException.getClass(), MessageSpy.STATISTIC_GROUP.FROM_SWITCH_PUBLISHED_FAILURE);
try {
requestContext.close();
} catch (final Exception e) {
- LOG.error("Closing RequestContext failed: ", e);
+ LOG.warn("Closing RequestContext failed: ", e);
+ LOG.debug("Closing RequestContext failed..", e);
}
} else {
- LOG.error("Can't find request context registered for xid : {}", xid.getValue());
+ LOG.warn("Can't find request context registered for xid : {}. Exception message {}",
+ xid.getValue(), deviceDataException.getMessage());
}
}
}
@Override
- public synchronized void processPortStatusMessage(final PortStatusMessage portStatus) {
+ public void processPortStatusMessage(final PortStatusMessage portStatus) {
messageSpy.spyMessage(portStatus.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.FROM_SWITCH_PUBLISHED_SUCCESS);
final TranslatorKey translatorKey = new TranslatorKey(portStatus.getVersion(), PortGrouping.class.getName());
final MessageTranslator<PortGrouping, FlowCapableNodeConnector> messageTranslator = translatorLibrary.lookupTranslator(translatorKey);
@Override
public void processPacketInMessage(final PacketInMessage packetInMessage) {
- messageSpy.spyMessage(packetInMessage.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.FROM_SWITCH_PUBLISHED_SUCCESS);
+ messageSpy.spyMessage(packetInMessage.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.FROM_SWITCH);
+
final TranslatorKey translatorKey = new TranslatorKey(packetInMessage.getVersion(), PacketIn.class.getName());
final MessageTranslator<PacketInMessage, PacketReceived> messageTranslator = translatorLibrary.lookupTranslator(translatorKey);
final PacketReceived packetReceived = messageTranslator.translate(packetInMessage, this, null);
- notificationService.publish(packetReceived);
+
+ if (packetReceived != null) {
+ messageSpy.spyMessage(packetInMessage.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.FROM_SWITCH_TRANSLATE_OUT_SUCCESS);
+ } else {
+ messageSpy.spyMessage(packetInMessage.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.FROM_SWITCH_TRANSLATE_SRC_FAILURE);
+ return;
+ }
+
+ ListenableFuture<?> listenableFuture = notificationPublishService.offerNotification(packetReceived);
+ if (NotificationPublishService.REJECTED.equals(listenableFuture)) {
+ LOG.debug("notification offer rejected");
+ messageSpy.spyMessage(packetInMessage.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.FROM_SWITCH_NOTIFICATION_REJECTED);
+ } else if (listenableFuture.isDone()) {
+ Object x = null;
+ try {
+ x = listenableFuture.get();
+ messageSpy.spyMessage(packetInMessage.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.FROM_SWITCH_PUBLISHED_SUCCESS);
+ } catch (InterruptedException e) {
+ LOG.debug("notification offer interrupted: {}", e.getMessage());
+ LOG.trace("notification offer interrupted..", e);
+ } catch (ExecutionException e) {
+ LOG.debug("notification offer failed: {}", e.getMessage());
+ LOG.trace("notification offer failed..", e);
+ } finally {
+ if (null == x) {
+ messageSpy.spyMessage(packetInMessage.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.FROM_SWITCH_NOTIFICATION_REJECTED);
+ }
+ }
+ } else {
+ messageSpy.spyMessage(packetInMessage.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.FROM_SWITCH_PUBLISHED_SUCCESS);
+ }
+ }
+
+ private void applyThrottling(final PacketReceived packetReceived, final ConnectionAdapter connectionAdapter) {
+ final InetSocketAddress remoteAddress = connectionAdapter.getRemoteAddress();
+ LOG.debug("Notification offer refused by notification service.");
+ messageSpy.spyMessage(packetReceived.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.FROM_SWITCH_PUBLISHED_FAILURE);
+ connectionAdapter.setAutoRead(false);
+
+ LOG.debug("Throttling ingress for {}", remoteAddress);
+ final ListenableFuture<Void> queueDone;
+
+ // adding first notification
+ bumperQueue.offer(packetReceived);
+ synchronized (bumperQueue) {
+ queueDone = throttledConnectionsHolder.applyThrottlingOnConnection(bumperQueue);
+ }
+ Futures.addCallback(queueDone, new FutureCallback<Void>() {
+ @Override
+ public void onSuccess(final Void result) {
+ LOG.debug("Un - throttling ingress for {}", remoteAddress);
+ connectionAdapter.setAutoRead(true);
+ }
+
+ @Override
+ public void onFailure(final Throwable t) {
+ LOG.warn("failed to offer queued notification for {}: {}", remoteAddress, t.getMessage());
+ LOG.debug("failed to offer queued notification for {}.. ", remoteAddress, t);
+ }
+ });
}
@Override
}
@Override
- public synchronized HashedWheelTimer getTimer() {
+ public HashedWheelTimer getTimer() {
return hashedWheelTimer;
}
primaryConnectionContext.setConnectionState(ConnectionContext.CONNECTION_STATE.RIP);
primaryConnectionContext.getConnectionAdapter().disconnect();
}
- for (Map.Entry<Long, RequestContext> entry : requests.entrySet()) {
+ for (final Map.Entry<Long, RequestContext> entry : requests.entrySet()) {
RequestContextUtil.closeRequestContextWithRpcError(entry.getValue(), DEVICE_DISCONNECTED);
}
- for (ConnectionContext connectionContext : auxiliaryConnectionContexts.values()) {
+ for (final ConnectionContext connectionContext : auxiliaryConnectionContexts.values()) {
if (connectionContext.getConnectionAdapter().isAlive()) {
connectionContext.getConnectionAdapter().disconnect();
}
}
- for (DeviceContextClosedHandler deviceContextClosedHandler : closeHandlers) {
+ for (final DeviceContextClosedHandler deviceContextClosedHandler : closeHandlers) {
deviceContextClosedHandler.onDeviceContextClosed(this);
}
}
@Override
- public synchronized void onDeviceDisconnected(final ConnectionContext connectionContext) {
+ public void onDeviceDisconnected(final ConnectionContext connectionContext) {
if (this.getPrimaryConnectionContext().equals(connectionContext)) {
try {
close();
- } catch (Exception e) {
+ } catch (final Exception e) {
LOG.trace("Error closing device context.");
}
if (null != deviceDisconnectedHandler) {
deviceDisconnectedHandler.onDeviceDisconnected(connectionContext);
}
} else {
- auxiliaryConnectionContexts.remove(connectionContext);
- }
- }
-
-
- private class XidGenerator {
-
- private final AtomicLong xid = new AtomicLong(0);
-
- public Xid generate() {
- return new Xid(xid.incrementAndGet());
+ final SwitchConnectionDistinguisher connectionDistinguisher = createConnectionDistinguisher(connectionContext);
+ auxiliaryConnectionContexts.remove(connectionDistinguisher);
}
}
@Override
public RequestContext extractNextOutstandingMessage(final long barrierXid) {
RequestContext nextMessage = null;
- final Iterator<Long> keyIterator = requests.keySet().iterator();
- if (keyIterator.hasNext()) {
- final Long oldestXid = keyIterator.next();
- if (oldestXid < barrierXid) {
- nextMessage = requests.remove(oldestXid);
+ synchronized (requests) {
+ final Iterator<Long> keyIterator = requests.keySet().iterator();
+ if (keyIterator.hasNext()) {
+ final Long oldestXid = keyIterator.next();
+ if (oldestXid < barrierXid) {
+ nextMessage = requests.remove(oldestXid);
+ }
}
}
return nextMessage;
}
@Override
- public void setNotificationService(final NotificationProviderService notificationServiceParam) {
+ public void setNotificationService(final NotificationService notificationServiceParam) {
notificationService = notificationServiceParam;
}
+ @Override
+ public void setNotificationPublishService(final NotificationPublishService notificationPublishService) {
+ this.notificationPublishService = notificationPublishService;
+ }
+
@Override
public MessageSpy getMessageSpy() {
return messageSpy;
public void addDeviceContextClosedHandler(final DeviceContextClosedHandler deviceContextClosedHandler) {
this.closeHandlers.add(deviceContextClosedHandler);
}
+
+ @Override
+ public void startGatheringOperationsToOneTransaction() {
+ txChainManager.startGatheringOperationsToOneTransaction();
+ }
+
+ @Override
+ public void commitOperationsGatheredInOneTransaction() {
+ txChainManager.commitOperationsGatheredInOneTransaction();
+ }
+
}