--- /dev/null
+/*
+ * Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.openflowjava.protocol.impl.core.connection;
+
+import com.google.common.annotations.VisibleForTesting;
+import com.google.common.base.Preconditions;
+import com.google.common.cache.Cache;
+import com.google.common.cache.CacheBuilder;
+import com.google.common.cache.RemovalCause;
+import com.google.common.cache.RemovalListener;
+import com.google.common.cache.RemovalNotification;
+import com.google.common.util.concurrent.ListenableFuture;
+import com.google.common.util.concurrent.SettableFuture;
+import io.netty.channel.Channel;
+import io.netty.channel.ChannelFuture;
+import io.netty.util.concurrent.GenericFutureListener;
+import java.net.InetSocketAddress;
+import java.util.concurrent.Future;
+import java.util.concurrent.RejectedExecutionException;
+import java.util.concurrent.TimeUnit;
+import javax.annotation.Nonnull;
+import javax.annotation.Nullable;
+import org.opendaylight.openflowjava.protocol.api.connection.ConnectionAdapter;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.BarrierInput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.BarrierOutput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.EchoInput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.EchoOutput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.EchoReplyInput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.ExperimenterInput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.FlowModInput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetAsyncInput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetAsyncOutput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetConfigInput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetConfigOutput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetFeaturesInput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetFeaturesOutput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetQueueConfigInput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetQueueConfigOutput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GroupModInput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.HelloInput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MeterModInput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartRequestInput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PacketOutInput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PortModInput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.RoleRequestInput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.RoleRequestOutput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.SetAsyncInput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.SetConfigInput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.TableModInput;
+import org.opendaylight.yangtools.yang.binding.DataObject;
+import org.opendaylight.yangtools.yang.common.RpcResult;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * {@link ConnectionAdapter} interface contains couple of OF message handling approaches.
+ * {@link AbstractConnectionAdapter} class contains direct RPC processing from OpenflowProtocolService
+ * {@link org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OpenflowProtocolService}
+ */
+abstract class AbstractConnectionAdapter implements ConnectionAdapter {
+
+ private static final Logger LOG = LoggerFactory.getLogger(AbstractConnectionAdapter.class);
+
+ /** after this time, RPC future response objects will be thrown away (in minutes) */
+ private static final int RPC_RESPONSE_EXPIRATION = 1;
+
+ private static final Exception QUEUE_FULL_EXCEPTION = new RejectedExecutionException("Output queue is full");
+
+ /**
+ * Default depth of write queue, e.g. we allow these many messages
+ * to be queued up before blocking producers.
+ */
+ private static final int DEFAULT_QUEUE_DEPTH = 1024;
+
+ protected static final RemovalListener<RpcResponseKey, ResponseExpectedRpcListener<?>> REMOVAL_LISTENER = new RemovalListener<RpcResponseKey, ResponseExpectedRpcListener<?>>() {
+ @Override
+ public void onRemoval(final RemovalNotification<RpcResponseKey, ResponseExpectedRpcListener<?>> notification) {
+ if (!notification.getCause().equals(RemovalCause.EXPLICIT)) {
+ notification.getValue().discard();
+ }
+ }
+ };
+
+ protected final Channel channel;
+ protected final InetSocketAddress address;
+ protected boolean disconnectOccured = false;
+ protected final ChannelOutboundQueue output;
+
+ /** expiring cache for future rpcResponses */
+ protected Cache<RpcResponseKey, ResponseExpectedRpcListener<?>> responseCache;
+
+
+ AbstractConnectionAdapter(@Nonnull final Channel channel, @Nullable final InetSocketAddress address) {
+ this.channel = Preconditions.checkNotNull(channel);
+ this.address = address;
+
+ responseCache = CacheBuilder.newBuilder().concurrencyLevel(1)
+ .expireAfterWrite(RPC_RESPONSE_EXPIRATION, TimeUnit.MINUTES).removalListener(REMOVAL_LISTENER).build();
+ this.output = new ChannelOutboundQueue(channel, DEFAULT_QUEUE_DEPTH, address);
+ channel.pipeline().addLast(output);
+ }
+
+ @Override
+ public Future<Boolean> disconnect() {
+ final ChannelFuture disconnectResult = channel.disconnect();
+ responseCache.invalidateAll();
+ disconnectOccured = true;
+
+ return handleTransportChannelFuture(disconnectResult);
+ }
+
+ @Override
+ public Future<RpcResult<BarrierOutput>> barrier(final BarrierInput input) {
+ return sendToSwitchExpectRpcResultFuture(input, BarrierOutput.class, "barrier-input sending failed");
+ }
+
+ @Override
+ public Future<RpcResult<EchoOutput>> echo(final EchoInput input) {
+ return sendToSwitchExpectRpcResultFuture(input, EchoOutput.class, "echo-input sending failed");
+ }
+
+ @Override
+ public Future<RpcResult<Void>> echoReply(final EchoReplyInput input) {
+ return sendToSwitchFuture(input, "echo-reply sending failed");
+ }
+
+ @Override
+ public Future<RpcResult<Void>> experimenter(final ExperimenterInput input) {
+ return sendToSwitchFuture(input, "experimenter sending failed");
+ }
+
+ @Override
+ public Future<RpcResult<Void>> flowMod(final FlowModInput input) {
+ return sendToSwitchFuture(input, "flow-mod sending failed");
+ }
+
+ @Override
+ public Future<RpcResult<GetConfigOutput>> getConfig(final GetConfigInput input) {
+ return sendToSwitchExpectRpcResultFuture(input, GetConfigOutput.class, "get-config-input sending failed");
+ }
+
+ @Override
+ public Future<RpcResult<GetFeaturesOutput>> getFeatures(final GetFeaturesInput input) {
+ return sendToSwitchExpectRpcResultFuture(input, GetFeaturesOutput.class, "get-features-input sending failed");
+ }
+
+ @Override
+ public Future<RpcResult<GetQueueConfigOutput>> getQueueConfig(final GetQueueConfigInput input) {
+ return sendToSwitchExpectRpcResultFuture(input, GetQueueConfigOutput.class,
+ "get-queue-config-input sending failed");
+ }
+
+ @Override
+ public Future<RpcResult<Void>> groupMod(final GroupModInput input) {
+ return sendToSwitchFuture(input, "group-mod-input sending failed");
+ }
+
+ @Override
+ public Future<RpcResult<Void>> hello(final HelloInput input) {
+ return sendToSwitchFuture(input, "hello-input sending failed");
+ }
+
+ @Override
+ public Future<RpcResult<Void>> meterMod(final MeterModInput input) {
+ return sendToSwitchFuture(input, "meter-mod-input sending failed");
+ }
+
+ @Override
+ public Future<RpcResult<Void>> packetOut(final PacketOutInput input) {
+ return sendToSwitchFuture(input, "packet-out-input sending failed");
+ }
+
+ @Override
+ public Future<RpcResult<Void>> multipartRequest(final MultipartRequestInput input) {
+ return sendToSwitchFuture(input, "multi-part-request sending failed");
+ }
+
+ @Override
+ public Future<RpcResult<Void>> portMod(final PortModInput input) {
+ return sendToSwitchFuture(input, "port-mod-input sending failed");
+ }
+
+ @Override
+ public Future<RpcResult<RoleRequestOutput>> roleRequest(final RoleRequestInput input) {
+ return sendToSwitchExpectRpcResultFuture(input, RoleRequestOutput.class,
+ "role-request-config-input sending failed");
+ }
+
+ @Override
+ public Future<RpcResult<Void>> setConfig(final SetConfigInput input) {
+ return sendToSwitchFuture(input, "set-config-input sending failed");
+ }
+
+ @Override
+ public Future<RpcResult<Void>> tableMod(final TableModInput input) {
+ return sendToSwitchFuture(input, "table-mod-input sending failed");
+ }
+
+ @Override
+ public Future<RpcResult<GetAsyncOutput>> getAsync(final GetAsyncInput input) {
+ return sendToSwitchExpectRpcResultFuture(input, GetAsyncOutput.class, "get-async-input sending failed");
+ }
+
+ @Override
+ public Future<RpcResult<Void>> setAsync(final SetAsyncInput input) {
+ return sendToSwitchFuture(input, "set-async-input sending failed");
+ }
+
+ @Override
+ public boolean isAlive() {
+ return channel.isOpen();
+ }
+
+ @Override
+ public boolean isAutoRead() {
+ return channel.config().isAutoRead();
+ }
+
+ @Override
+ public void setAutoRead(final boolean autoRead) {
+ channel.config().setAutoRead(autoRead);
+ }
+
+ @Override
+ public InetSocketAddress getRemoteAddress() {
+ return (InetSocketAddress) channel.remoteAddress();
+ }
+
+ /**
+ * Used only for testing purposes
+ * @param cache replacement
+ */
+ @VisibleForTesting
+ void setResponseCache(final Cache<RpcResponseKey, ResponseExpectedRpcListener<?>> cache) {
+ this.responseCache = cache;
+ }
+
+ /**
+ * Return cached RpcListener or {@code null} if not cached
+ * @return
+ */
+ protected ResponseExpectedRpcListener<?> findRpcResponse(final RpcResponseKey key) {
+ return responseCache.getIfPresent(key);
+ }
+
+ /**
+ * sends given message to switch, sending result or switch response will be reported via return value
+ *
+ * @param input message to send
+ * @param responseClazz type of response
+ * @param failureInfo describes, what type of message caused failure by sending
+ * @return future object,
+ * <ul>
+ * <li>if send fails, {@link RpcResult} will contain errors and failed status</li>
+ * <li>else {@link RpcResult} will be stored in responseCache and wait for particular timeout (
+ * {@link ConnectionAdapterImpl#RPC_RESPONSE_EXPIRATION}),
+ * <ul>
+ * <li>either switch will manage to answer and then corresponding response message will be set into returned
+ * future</li>
+ * <li>or response in cache will expire and returned future will be cancelled</li>
+ * </ul>
+ * </li>
+ * </ul>
+ */
+ protected <IN extends OfHeader, OUT extends OfHeader> ListenableFuture<RpcResult<OUT>> sendToSwitchExpectRpcResultFuture(
+ final IN input, final Class<OUT> responseClazz, final String failureInfo) {
+ final RpcResponseKey key = new RpcResponseKey(input.getXid(), responseClazz.getName());
+ final ResponseExpectedRpcListener<OUT> listener = new ResponseExpectedRpcListener<>(input, failureInfo,
+ responseCache, key);
+ return enqueueMessage(listener);
+ }
+
+ /**
+ * sends given message to switch, sending result will be reported via return value
+ *
+ * @param input message to send
+ * @param failureInfo describes, what type of message caused failure by sending
+ * @return future object,
+ * <ul>
+ * <li>if send successful, {@link RpcResult} without errors and successful status will be returned,</li>
+ * <li>else {@link RpcResult} will contain errors and failed status</li>
+ * </ul>
+ */
+ protected ListenableFuture<RpcResult<Void>> sendToSwitchFuture(final DataObject input, final String failureInfo) {
+ return enqueueMessage(new SimpleRpcListener(input, failureInfo));
+ }
+
+ private <T> ListenableFuture<RpcResult<T>> enqueueMessage(final AbstractRpcListener<T> promise) {
+ LOG.debug("Submitting promise {}", promise);
+
+ if (!output.enqueue(promise)) {
+ LOG.debug("Message queue is full, rejecting execution");
+ promise.failedRpc(QUEUE_FULL_EXCEPTION);
+ } else {
+ LOG.debug("Promise enqueued successfully");
+ }
+
+ return promise.getResult();
+ }
+
+ /**
+ * @param resultFuture
+ * @param failureInfo
+ * @param errorSeverity
+ * @param message
+ * @return
+ */
+ private static SettableFuture<Boolean> handleTransportChannelFuture(final ChannelFuture resultFuture) {
+
+ final SettableFuture<Boolean> transportResult = SettableFuture.create();
+
+ resultFuture.addListener(new GenericFutureListener<io.netty.util.concurrent.Future<? super Void>>() {
+
+ @Override
+ public void operationComplete(final io.netty.util.concurrent.Future<? super Void> future) throws Exception {
+ transportResult.set(future.isSuccess());
+ if (!future.isSuccess()) {
+ transportResult.setException(future.cause());
+ }
+ }
+ });
+ return transportResult;
+ }
+}
package org.opendaylight.openflowjava.protocol.impl.core.connection;
import com.google.common.base.Preconditions;
-import com.google.common.cache.Cache;
-import com.google.common.cache.CacheBuilder;
-import com.google.common.cache.RemovalCause;
-import com.google.common.cache.RemovalListener;
-import com.google.common.cache.RemovalNotification;
-import com.google.common.util.concurrent.ListenableFuture;
-import com.google.common.util.concurrent.SettableFuture;
import io.netty.channel.Channel;
-import io.netty.channel.ChannelFuture;
-import io.netty.util.concurrent.GenericFutureListener;
import java.net.InetSocketAddress;
-import java.util.concurrent.Future;
-import java.util.concurrent.RejectedExecutionException;
-import java.util.concurrent.TimeUnit;
import org.opendaylight.openflowjava.protocol.api.connection.ConnectionReadyListener;
import org.opendaylight.openflowjava.protocol.api.connection.OutboundQueueHandler;
import org.opendaylight.openflowjava.protocol.api.connection.OutboundQueueHandlerRegistration;
import org.opendaylight.openflowjava.protocol.impl.core.OFVersionDetector;
import org.opendaylight.openflowjava.protocol.impl.core.PipelineHandlers;
-import org.opendaylight.openflowjava.statistics.CounterEventTypes;
-import org.opendaylight.openflowjava.statistics.StatisticsCounters;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.BarrierInput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.BarrierOutput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.EchoInput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.EchoOutput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.EchoReplyInput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.EchoRequestMessage;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.ErrorMessage;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.ExperimenterInput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.ExperimenterMessage;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.FlowModInput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.FlowRemovedMessage;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetAsyncInput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetAsyncOutput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetConfigInput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetConfigOutput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetFeaturesInput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetFeaturesOutput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetQueueConfigInput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetQueueConfigOutput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GroupModInput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.HelloInput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.HelloMessage;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MeterModInput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartReplyMessage;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartRequestInput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OpenflowProtocolListener;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PacketInMessage;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PacketOutInput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PortModInput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PortStatusMessage;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.RoleRequestInput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.RoleRequestOutput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.SetAsyncInput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.SetConfigInput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.TableModInput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.system.rev130927.DisconnectEvent;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.system.rev130927.SwitchIdleEvent;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.system.rev130927.SystemNotificationsListener;
import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.Notification;
-import org.opendaylight.yangtools.yang.common.RpcResult;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
* @author mirehak
* @author michal.polkorab
*/
-public class ConnectionAdapterImpl implements ConnectionFacade {
- /** after this time, RPC future response objects will be thrown away (in minutes) */
- public static final int RPC_RESPONSE_EXPIRATION = 1;
+public class ConnectionAdapterImpl extends AbstractConnectionAdapterStatistics implements ConnectionFacade {
- /**
- * Default depth of write queue, e.g. we allow these many messages
- * to be queued up before blocking producers.
- */
- public static final int DEFAULT_QUEUE_DEPTH = 1024;
-
- private static final Logger LOG = LoggerFactory
- .getLogger(ConnectionAdapterImpl.class);
- private static final Exception QUEUE_FULL_EXCEPTION =
- new RejectedExecutionException("Output queue is full");
-
- private static final RemovalListener<RpcResponseKey, ResponseExpectedRpcListener<?>> REMOVAL_LISTENER =
- new RemovalListener<RpcResponseKey, ResponseExpectedRpcListener<?>>() {
- @Override
- public void onRemoval(
- final RemovalNotification<RpcResponseKey, ResponseExpectedRpcListener<?>> notification) {
- if (! notification.getCause().equals(RemovalCause.EXPLICIT)) {
- notification.getValue().discard();
- }
- }
- };
-
- /** expiring cache for future rpcResponses */
- private Cache<RpcResponseKey, ResponseExpectedRpcListener<?>> responseCache;
-
- private final ChannelOutboundQueue output;
- private final Channel channel;
+ private static final Logger LOG = LoggerFactory.getLogger(ConnectionAdapterImpl.class);
private ConnectionReadyListener connectionReadyListener;
private OpenflowProtocolListener messageListener;
private SystemNotificationsListener systemListener;
private OutboundQueueManager<?> outputManager;
- private boolean disconnectOccured = false;
- private final StatisticsCounters statisticsCounters;
private OFVersionDetector versionDetector;
- private final InetSocketAddress address;
private final boolean useBarrier;
/**
* default ctor
+ *
* @param channel the channel to be set - used for communication
* @param address client address (used only in case of UDP communication,
- * as there is no need to store address over tcp (stable channel))
+ * as there is no need to store address over tcp (stable channel))
+ * @param useBarrier value is configurable by configSubsytem
*/
public ConnectionAdapterImpl(final Channel channel, final InetSocketAddress address, final boolean useBarrier) {
- this.channel = Preconditions.checkNotNull(channel);
- this.output = new ChannelOutboundQueue(channel, DEFAULT_QUEUE_DEPTH, address);
- this.address = address;
-
- responseCache = CacheBuilder.newBuilder()
- .concurrencyLevel(1)
- .expireAfterWrite(RPC_RESPONSE_EXPIRATION, TimeUnit.MINUTES)
- .removalListener(REMOVAL_LISTENER).build();
-
+ super(channel, address);
this.useBarrier = useBarrier;
- channel.pipeline().addLast(output);
- statisticsCounters = StatisticsCounters.getInstance();
-
LOG.debug("ConnectionAdapter created");
}
@Override
- public Future<RpcResult<BarrierOutput>> barrier(final BarrierInput input) {
- return sendToSwitchExpectRpcResultFuture(
- input, BarrierOutput.class, "barrier-input sending failed");
- }
-
- @Override
- public Future<RpcResult<EchoOutput>> echo(final EchoInput input) {
- return sendToSwitchExpectRpcResultFuture(
- input, EchoOutput.class, "echo-input sending failed");
- }
-
- @Override
- public Future<RpcResult<Void>> echoReply(final EchoReplyInput input) {
- return sendToSwitchFuture(input, "echo-reply sending failed");
- }
-
- @Override
- public Future<RpcResult<Void>> experimenter(final ExperimenterInput input) {
- return sendToSwitchFuture(input, "experimenter sending failed");
- }
-
- @Override
- public Future<RpcResult<Void>> flowMod(final FlowModInput input) {
- statisticsCounters.incrementCounter(CounterEventTypes.DS_FLOW_MODS_ENTERED);
- return sendToSwitchFuture(input, "flow-mod sending failed");
- }
-
- @Override
- public Future<RpcResult<GetConfigOutput>> getConfig(final GetConfigInput input) {
- return sendToSwitchExpectRpcResultFuture(
- input, GetConfigOutput.class, "get-config-input sending failed");
- }
-
- @Override
- public Future<RpcResult<GetFeaturesOutput>> getFeatures(
- final GetFeaturesInput input) {
- return sendToSwitchExpectRpcResultFuture(
- input, GetFeaturesOutput.class, "get-features-input sending failed");
- }
-
- @Override
- public Future<RpcResult<GetQueueConfigOutput>> getQueueConfig(
- final GetQueueConfigInput input) {
- return sendToSwitchExpectRpcResultFuture(
- input, GetQueueConfigOutput.class, "get-queue-config-input sending failed");
- }
-
- @Override
- public Future<RpcResult<Void>> groupMod(final GroupModInput input) {
- return sendToSwitchFuture(input, "group-mod-input sending failed");
- }
-
- @Override
- public Future<RpcResult<Void>> hello(final HelloInput input) {
- return sendToSwitchFuture(input, "hello-input sending failed");
- }
-
- @Override
- public Future<RpcResult<Void>> meterMod(final MeterModInput input) {
- return sendToSwitchFuture(input, "meter-mod-input sending failed");
- }
-
- @Override
- public Future<RpcResult<Void>> packetOut(final PacketOutInput input) {
- return sendToSwitchFuture(input, "packet-out-input sending failed");
- }
-
- @Override
- public Future<RpcResult<Void>> multipartRequest(final MultipartRequestInput input) {
- return sendToSwitchFuture(input, "multi-part-request sending failed");
- }
-
- @Override
- public Future<RpcResult<Void>> portMod(final PortModInput input) {
- return sendToSwitchFuture(input, "port-mod-input sending failed");
- }
-
- @Override
- public Future<RpcResult<RoleRequestOutput>> roleRequest(
- final RoleRequestInput input) {
- return sendToSwitchExpectRpcResultFuture(
- input, RoleRequestOutput.class, "role-request-config-input sending failed");
- }
-
- @Override
- public Future<RpcResult<Void>> setConfig(final SetConfigInput input) {
- return sendToSwitchFuture(input, "set-config-input sending failed");
- }
-
- @Override
- public Future<RpcResult<Void>> tableMod(final TableModInput input) {
- return sendToSwitchFuture(input, "table-mod-input sending failed");
- }
-
- @Override
- public Future<RpcResult<GetAsyncOutput>> getAsync(final GetAsyncInput input) {
- return sendToSwitchExpectRpcResultFuture(
- input, GetAsyncOutput.class, "get-async-input sending failed");
- }
-
- @Override
- public Future<RpcResult<Void>> setAsync(final SetAsyncInput input) {
- return sendToSwitchFuture(input, "set-async-input sending failed");
- }
-
- @Override
- public Future<Boolean> disconnect() {
- final ChannelFuture disconnectResult = channel.disconnect();
- responseCache.invalidateAll();
- disconnectOccured = true;
-
- return handleTransportChannelFuture(disconnectResult);
+ public void setMessageListener(final OpenflowProtocolListener messageListener) {
+ this.messageListener = messageListener;
}
@Override
- public boolean isAlive() {
- return channel.isOpen();
+ public void setConnectionReadyListener(final ConnectionReadyListener connectionReadyListener) {
+ this.connectionReadyListener = connectionReadyListener;
}
@Override
- public void setMessageListener(final OpenflowProtocolListener messageListener) {
- this.messageListener = messageListener;
+ public void setSystemListener(final SystemNotificationsListener systemListener) {
+ this.systemListener = systemListener;
}
@Override
- public void consume(final DataObject message) {
+ public void consumeDeviceMessage(final DataObject message) {
LOG.debug("ConsumeIntern msg on {}", channel);
if (disconnectOccured ) {
return;
} else {
messageListener.onEchoRequestMessage((EchoRequestMessage) message);
}
- statisticsCounters.incrementCounter(CounterEventTypes.US_MESSAGE_PASS);
} else if (message instanceof ErrorMessage) {
// Send only unmatched errors
if (outputManager == null || !outputManager.onMessage((OfHeader) message)) {
messageListener.onErrorMessage((ErrorMessage) message);
}
- statisticsCounters.incrementCounter(CounterEventTypes.US_MESSAGE_PASS);
} else if (message instanceof ExperimenterMessage) {
if (outputManager != null) {
outputManager.onMessage((OfHeader) message);
}
messageListener.onExperimenterMessage((ExperimenterMessage) message);
- statisticsCounters.incrementCounter(CounterEventTypes.US_MESSAGE_PASS);
} else if (message instanceof FlowRemovedMessage) {
messageListener.onFlowRemovedMessage((FlowRemovedMessage) message);
- statisticsCounters.incrementCounter(CounterEventTypes.US_MESSAGE_PASS);
} else if (message instanceof HelloMessage) {
LOG.info("Hello received / branch");
messageListener.onHelloMessage((HelloMessage) message);
- statisticsCounters.incrementCounter(CounterEventTypes.US_MESSAGE_PASS);
} else if (message instanceof MultipartReplyMessage) {
if (outputManager != null) {
outputManager.onMessage((OfHeader) message);
}
messageListener.onMultipartReplyMessage((MultipartReplyMessage) message);
- statisticsCounters.incrementCounter(CounterEventTypes.US_MESSAGE_PASS);
} else if (message instanceof PacketInMessage) {
messageListener.onPacketInMessage((PacketInMessage) message);
- statisticsCounters.incrementCounter(CounterEventTypes.US_MESSAGE_PASS);
} else if (message instanceof PortStatusMessage) {
messageListener.onPortStatusMessage((PortStatusMessage) message);
- statisticsCounters.incrementCounter(CounterEventTypes.US_MESSAGE_PASS);
} else {
LOG.warn("message listening not supported for type: {}", message.getClass());
}
if (listener != null) {
LOG.debug("corresponding rpcFuture found");
listener.completed((OfHeader)message);
- statisticsCounters.incrementCounter(CounterEventTypes.US_MESSAGE_PASS);
LOG.debug("after setting rpcFuture");
responseCache.invalidate(key);
} else {
}
}
- private <T> ListenableFuture<RpcResult<T>> enqueueMessage(final AbstractRpcListener<T> promise) {
- LOG.debug("Submitting promise {}", promise);
-
- if (!output.enqueue(promise)) {
- LOG.debug("Message queue is full, rejecting execution");
- promise.failedRpc(QUEUE_FULL_EXCEPTION);
- } else {
- LOG.debug("Promise enqueued successfully");
- }
-
- return promise.getResult();
- }
-
- /**
- * sends given message to switch, sending result will be reported via return value
- * @param input message to send
- * @param failureInfo describes, what type of message caused failure by sending
- * @return future object, <ul>
- * <li>if send successful, {@link RpcResult} without errors and successful
- * status will be returned, </li>
- * <li>else {@link RpcResult} will contain errors and failed status</li>
- * </ul>
- */
- private ListenableFuture<RpcResult<Void>> sendToSwitchFuture(
- final DataObject input, final String failureInfo) {
- statisticsCounters.incrementCounter(CounterEventTypes.DS_ENTERED_OFJAVA);
- return enqueueMessage(new SimpleRpcListener(input, failureInfo));
- }
-
- /**
- * sends given message to switch, sending result or switch response will be reported via return value
- * @param input message to send
- * @param responseClazz type of response
- * @param failureInfo describes, what type of message caused failure by sending
- * @return future object, <ul>
- * <li>if send fails, {@link RpcResult} will contain errors and failed status </li>
- * <li>else {@link RpcResult} will be stored in responseCache and wait for particular timeout
- * ({@link ConnectionAdapterImpl#RPC_RESPONSE_EXPIRATION}),
- * <ul><li>either switch will manage to answer
- * and then corresponding response message will be set into returned future</li>
- * <li>or response in cache will expire and returned future will be cancelled</li></ul>
- * </li>
- * </ul>
- */
- private <IN extends OfHeader, OUT extends OfHeader> ListenableFuture<RpcResult<OUT>> sendToSwitchExpectRpcResultFuture(
- final IN input, final Class<OUT> responseClazz, final String failureInfo) {
- final RpcResponseKey key = new RpcResponseKey(input.getXid(), responseClazz.getName());
- final ResponseExpectedRpcListener<OUT> listener =
- new ResponseExpectedRpcListener<>(input, failureInfo, responseCache, key);
- statisticsCounters.incrementCounter(CounterEventTypes.DS_ENTERED_OFJAVA);
- return enqueueMessage(listener);
- }
-
- /**
- * @param resultFuture
- * @param failureInfo
- * @param errorSeverity
- * @param message
- * @return
- */
- private static SettableFuture<Boolean> handleTransportChannelFuture(
- final ChannelFuture resultFuture) {
-
- final SettableFuture<Boolean> transportResult = SettableFuture.create();
-
- resultFuture.addListener(new GenericFutureListener<io.netty.util.concurrent.Future<? super Void>>() {
-
- @Override
- public void operationComplete(
- final io.netty.util.concurrent.Future<? super Void> future)
- throws Exception {
- transportResult.set(future.isSuccess());
- if (!future.isSuccess()) {
- transportResult.setException(future.cause());
- }
- }
- });
- return transportResult;
- }
-
/**
* @param message
* @return
return new RpcResponseKey(message.getXid(), message.getImplementedInterface().getName());
}
- /**
- * @return
- */
- private ResponseExpectedRpcListener<?> findRpcResponse(final RpcResponseKey key) {
- return responseCache.getIfPresent(key);
- }
-
- @Override
- public void setSystemListener(final SystemNotificationsListener systemListener) {
- this.systemListener = systemListener;
- }
-
@Override
public void checkListeners() {
final StringBuilder buffer = new StringBuilder();
}).start();
}
- @Override
- public void setConnectionReadyListener(
- final ConnectionReadyListener connectionReadyListener) {
- this.connectionReadyListener = connectionReadyListener;
- }
-
- @Override
- public InetSocketAddress getRemoteAddress() {
- return (InetSocketAddress) channel.remoteAddress();
- }
-
- /**
- * Used only for testing purposes
- * @param cache
- */
- public void setResponseCache(final Cache<RpcResponseKey, ResponseExpectedRpcListener<?>> cache) {
- this.responseCache = cache;
- }
-
- @Override
- public boolean isAutoRead() {
- return channel.config().isAutoRead();
- }
-
- @Override
- public void setAutoRead(final boolean autoRead) {
- channel.config().setAutoRead(autoRead);
- }
-
@Override
public <T extends OutboundQueueHandler> OutboundQueueHandlerRegistration<T> registerOutboundQueueHandler(
final T handler, final int maxQueueDepth, final long maxBarrierNanos) {
final OutboundQueueManager<T> ret = new OutboundQueueManager<>(this, address, handler, maxQueueDepth, maxBarrierNanos);
outputManager = ret;
+ /* we don't need it anymore */
+ channel.pipeline().remove(output);
channel.pipeline().addLast(outputManager);
return new OutboundQueueHandlerRegistrationImpl<T>(handler) {