| /* |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| */ |
| package org.apache.qpid.server.protocol; |
| |
| import java.net.SocketAddress; |
| import java.nio.ByteBuffer; |
| import java.util.concurrent.atomic.AtomicLong; |
| import java.util.logging.Level; |
| import java.util.logging.Logger; |
| import javax.security.sasl.SaslException; |
| import javax.security.sasl.SaslServer; |
| import org.apache.qpid.amqp_1_0.codec.FrameWriter; |
| import org.apache.qpid.amqp_1_0.framing.AMQFrame; |
| import org.apache.qpid.amqp_1_0.framing.FrameHandler; |
| import org.apache.qpid.amqp_1_0.framing.OversizeFrameException; |
| import org.apache.qpid.amqp_1_0.transport.SaslServerProvider; |
| import org.apache.qpid.amqp_1_0.transport.ConnectionEndpoint; |
| import org.apache.qpid.amqp_1_0.transport.Container; |
| import org.apache.qpid.amqp_1_0.transport.FrameOutputHandler; |
| import org.apache.qpid.amqp_1_0.type.Binary; |
| import org.apache.qpid.amqp_1_0.type.FrameBody; |
| import org.apache.qpid.protocol.ServerProtocolEngine; |
| import org.apache.qpid.server.model.Broker; |
| import org.apache.qpid.server.protocol.v1_0.Connection_1_0; |
| import org.apache.qpid.server.security.SubjectCreator; |
| import org.apache.qpid.server.virtualhost.VirtualHost; |
| import org.apache.qpid.transport.Sender; |
| import org.apache.qpid.transport.network.NetworkConnection; |
| |
| public class ProtocolEngine_1_0_0 implements ServerProtocolEngine, FrameOutputHandler |
| { |
| static final AtomicLong _connectionIdSource = new AtomicLong(0L); |
| |
| //private NetworkConnection _networkDriver; |
| private long _readBytes; |
| private long _writtenBytes; |
| private long _lastReadTime; |
| private long _lastWriteTime; |
| private final Broker _broker; |
| private long _createTime = System.currentTimeMillis(); |
| private ConnectionEndpoint _conn; |
| private final long _connectionId; |
| |
| private static final ByteBuffer HEADER = |
| ByteBuffer.wrap(new byte[] |
| { |
| (byte)'A', |
| (byte)'M', |
| (byte)'Q', |
| (byte)'P', |
| (byte) 0, |
| (byte) 1, |
| (byte) 0, |
| (byte) 0 |
| }); |
| |
| private FrameWriter _frameWriter; |
| private FrameHandler _frameHandler; |
| private Object _sendLock = new Object(); |
| private byte _major; |
| private byte _minor; |
| private byte _revision; |
| private NetworkConnection _network; |
| private Sender<ByteBuffer> _sender; |
| |
| |
| static enum State { |
| A, |
| M, |
| Q, |
| P, |
| PROTOCOL, |
| MAJOR, |
| MINOR, |
| REVISION, |
| FRAME |
| } |
| |
| private State _state = State.A; |
| |
| |
| |
| public ProtocolEngine_1_0_0(final NetworkConnection networkDriver, final Broker broker, long id) |
| { |
| _broker = broker; |
| _connectionId = id; |
| if(networkDriver != null) |
| { |
| setNetworkConnection(networkDriver, networkDriver.getSender()); |
| } |
| } |
| |
| |
| public SocketAddress getRemoteAddress() |
| { |
| return _network.getRemoteAddress(); |
| } |
| |
| public SocketAddress getLocalAddress() |
| { |
| return _network.getLocalAddress(); |
| } |
| |
| public long getReadBytes() |
| { |
| return _readBytes; |
| } |
| |
| public long getWrittenBytes() |
| { |
| return _writtenBytes; |
| } |
| |
| public void writerIdle() |
| { |
| //Todo |
| } |
| |
| public void readerIdle() |
| { |
| //Todo |
| } |
| |
| public void setNetworkConnection(final NetworkConnection network, final Sender<ByteBuffer> sender) |
| { |
| _network = network; |
| _sender = sender; |
| |
| Container container = new Container(_broker.getId().toString()); |
| |
| VirtualHost virtualHost = _broker.getVirtualHostRegistry().getVirtualHost((String)_broker.getAttribute(Broker.DEFAULT_VIRTUAL_HOST)); |
| |
| _conn = new ConnectionEndpoint(container, asSaslServerProvider(_broker.getSubjectCreator( |
| getLocalAddress()))); |
| _conn.setRemoteAddress(_network.getRemoteAddress()); |
| _conn.setConnectionEventListener(new Connection_1_0(virtualHost, _conn, _connectionId)); |
| _conn.setFrameOutputHandler(this); |
| |
| _frameWriter = new FrameWriter(_conn.getDescribedTypeRegistry()); |
| _frameHandler = new FrameHandler(_conn); |
| |
| _sender.send(HEADER.duplicate()); |
| _sender.flush(); |
| } |
| |
| private SaslServerProvider asSaslServerProvider(final SubjectCreator subjectCreator) |
| { |
| return new SaslServerProvider() |
| { |
| @Override |
| public SaslServer getSaslServer(String mechanism, String fqdn) throws SaslException |
| { |
| return subjectCreator.createSaslServer(mechanism, fqdn, null); |
| } |
| }; |
| } |
| |
| public String getAddress() |
| { |
| return getRemoteAddress().toString(); |
| } |
| |
| public boolean isDurable() |
| { |
| return false; |
| } |
| |
| public synchronized void received(ByteBuffer msg) |
| { |
| _lastReadTime = System.currentTimeMillis(); |
| if(RAW_LOGGER.isLoggable(Level.FINE)) |
| { |
| ByteBuffer dup = msg.duplicate(); |
| byte[] data = new byte[dup.remaining()]; |
| dup.get(data); |
| Binary bin = new Binary(data); |
| RAW_LOGGER.fine("RECV[" + getRemoteAddress() + "] : " + bin.toString()); |
| } |
| _readBytes += msg.remaining(); |
| switch(_state) |
| { |
| case A: |
| if(msg.hasRemaining()) |
| { |
| msg.get(); |
| } |
| else |
| { |
| break; |
| } |
| case M: |
| if(msg.hasRemaining()) |
| { |
| msg.get(); |
| } |
| else |
| { |
| _state = State.M; |
| break; |
| } |
| |
| case Q: |
| if(msg.hasRemaining()) |
| { |
| msg.get(); |
| } |
| else |
| { |
| _state = State.Q; |
| break; |
| } |
| case P: |
| if(msg.hasRemaining()) |
| { |
| msg.get(); |
| } |
| else |
| { |
| _state = State.P; |
| break; |
| } |
| case PROTOCOL: |
| if(msg.hasRemaining()) |
| { |
| msg.get(); |
| } |
| else |
| { |
| _state = State.PROTOCOL; |
| break; |
| } |
| case MAJOR: |
| if(msg.hasRemaining()) |
| { |
| _major = msg.get(); |
| } |
| else |
| { |
| _state = State.MAJOR; |
| break; |
| } |
| case MINOR: |
| if(msg.hasRemaining()) |
| { |
| _minor = msg.get(); |
| } |
| else |
| { |
| _state = State.MINOR; |
| break; |
| } |
| case REVISION: |
| if(msg.hasRemaining()) |
| { |
| _revision = msg.get(); |
| |
| _state = State.FRAME; |
| } |
| else |
| { |
| _state = State.REVISION; |
| break; |
| } |
| case FRAME: |
| if(msg.hasRemaining()) |
| { |
| _frameHandler.parse(msg); |
| } |
| } |
| |
| } |
| |
| public void exception(Throwable t) |
| { |
| t.printStackTrace(); |
| } |
| |
| public void closed() |
| { |
| _conn.inputClosed(); |
| if(_conn != null && _conn.getConnectionEventListener() != null) |
| { |
| ((Connection_1_0)_conn.getConnectionEventListener()).closed(); |
| } |
| |
| } |
| |
| public long getCreateTime() |
| { |
| return _createTime; |
| } |
| |
| |
| public boolean canSend() |
| { |
| return true; |
| } |
| |
| public void send(final AMQFrame amqFrame) |
| { |
| send(amqFrame, null); |
| } |
| |
| private final Logger FRAME_LOGGER = Logger.getLogger("FRM"); |
| private final Logger RAW_LOGGER = Logger.getLogger("RAW"); |
| |
| |
| public void send(final AMQFrame amqFrame, ByteBuffer buf) |
| { |
| synchronized(_sendLock) |
| { |
| |
| _lastWriteTime = System.currentTimeMillis(); |
| if(FRAME_LOGGER.isLoggable(Level.FINE)) |
| { |
| FRAME_LOGGER.fine("SEND[" + getRemoteAddress() + "|" + amqFrame.getChannel() + "] : " + amqFrame.getFrameBody()); |
| } |
| |
| |
| _frameWriter.setValue(amqFrame); |
| |
| |
| |
| ByteBuffer dup = ByteBuffer.allocate(_conn.getMaxFrameSize()); |
| |
| int size = _frameWriter.writeToBuffer(dup); |
| if(size > _conn.getMaxFrameSize()) |
| { |
| throw new OversizeFrameException(amqFrame,size); |
| } |
| |
| dup.flip(); |
| _writtenBytes += dup.limit(); |
| |
| if(RAW_LOGGER.isLoggable(Level.FINE)) |
| { |
| ByteBuffer dup2 = dup.duplicate(); |
| byte[] data = new byte[dup2.remaining()]; |
| dup2.get(data); |
| Binary bin = new Binary(data); |
| RAW_LOGGER.fine("SEND[" + getRemoteAddress() + "] : " + bin.toString()); |
| } |
| |
| |
| _sender.send(dup); |
| _sender.flush(); |
| |
| } |
| } |
| |
| public void send(short channel, FrameBody body) |
| { |
| AMQFrame frame = AMQFrame.createAMQFrame(channel, body); |
| send(frame); |
| |
| } |
| |
| public void close() |
| { |
| //TODO |
| } |
| |
| public long getConnectionId() |
| { |
| return _connectionId; |
| } |
| |
| public long getLastReadTime() |
| { |
| return _lastReadTime; |
| } |
| |
| public long getLastWriteTime() |
| { |
| return _lastWriteTime; |
| } |
| } |