org.red5.client.net.rtmp.BaseRTMPClientHandler Maven / Gradle / Ivy
/*
* RED5 Open Source Flash Server - https://github.com/Red5/ Copyright 2006-2015 by respective authors (see below). All rights reserved. Licensed 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.red5.client.net.rtmp;
import java.util.Arrays;
import java.util.Collections;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
import java.util.concurrent.CopyOnWriteArraySet;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import org.red5.io.utils.ObjectMap;
import org.red5.server.api.IConnection;
import org.red5.server.api.event.IEvent;
import org.red5.server.api.event.IEventDispatcher;
import org.red5.server.api.service.IPendingServiceCall;
import org.red5.server.api.service.IPendingServiceCallback;
import org.red5.server.api.service.IServiceCall;
import org.red5.server.api.service.IServiceInvoker;
import org.red5.server.api.so.IClientSharedObject;
import org.red5.server.api.stream.IClientStream;
import org.red5.server.messaging.IMessage;
import org.red5.server.net.ICommand;
import org.red5.server.net.rtmp.BaseRTMPHandler;
import org.red5.server.net.rtmp.Channel;
import org.red5.server.net.rtmp.DeferredResult;
import org.red5.server.net.rtmp.RTMPConnection;
import org.red5.server.net.rtmp.codec.RTMP;
import org.red5.server.net.rtmp.event.ChunkSize;
import org.red5.server.net.rtmp.event.ClientBW;
import org.red5.server.net.rtmp.event.Invoke;
import org.red5.server.net.rtmp.event.Notify;
import org.red5.server.net.rtmp.event.Ping;
import org.red5.server.net.rtmp.event.SWFResponse;
import org.red5.server.net.rtmp.event.ServerBW;
import org.red5.server.net.rtmp.message.Header;
import org.red5.server.net.rtmp.status.StatusCodes;
import org.red5.server.service.Call;
import org.red5.server.service.MethodNotFoundException;
import org.red5.server.service.PendingCall;
import org.red5.server.service.ServiceInvoker;
import org.red5.server.so.ClientSharedObject;
import org.red5.server.so.SharedObjectMessage;
import org.red5.server.stream.AbstractClientStream;
import org.red5.server.stream.OutputStream;
import org.red5.server.stream.consumer.ConnectionConsumer;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
/**
* Base class for clients (RTMP and RTMPT)
*/
public abstract class BaseRTMPClientHandler extends BaseRTMPHandler implements IRTMPClient {
/**
* Connection scheme / protocol
*/
protected String protocol = "rtmp";
/**
* Connection parameters
*/
protected Map connectionParams;
/**
* Connect call arguments
*/
private Object[] connectArguments;
/**
* Connection callback
*/
private IPendingServiceCallback connectCallback;
/**
* Service provider
*/
private Object serviceProvider;
/**
* Service invoker
*/
private IServiceInvoker serviceInvoker = new ServiceInvoker();
/**
* Shared objects map
*/
private volatile ConcurrentMap sharedObjects = new ConcurrentHashMap<>(1, 0.9f, 1);
/**
* Net stream handling
*/
private volatile CopyOnWriteArraySet streamDataList = new CopyOnWriteArraySet<>();
/**
* Task to start on connection close
*/
private Runnable connectionClosedHandler;
/**
* Task to start on connection errors
*/
private ClientExceptionHandler exceptionHandler;
/**
* Stream event dispatcher
*/
private IEventDispatcher streamEventDispatcher;
/**
* Stream event handler
*/
private INetStreamEventHandler streamEventHandler;
/**
* Associated RTMP connection
*/
protected volatile RTMPConnection conn;
/**
* Whether or not the bandwidth done has been invoked
*/
protected boolean bandwidthCheckDone;
/**
* Whether or not the client is subscribed
*/
protected boolean subscribed;
/**
* Whether or not to use swf verification
*/
private boolean swfVerification;
private int bytesReadWindow = 2500000;
private int bytesWrittenWindow = 2500000;
/**
* For handling threading / scheduling in the clients.
*/
protected ScheduledExecutorService executor = Executors.newScheduledThreadPool(2);
protected BaseRTMPClientHandler() {
}
/**
* Start network connection to server
*
* @param server
* Server
* @param port
* Connection port
*/
protected abstract void startConnector(String server, int port);
/**
* Connect RTMP client to server's application via given port
*
* @param server
* Server
* @param port
* Connection port
* @param application
* Application at that server
*/
@Override
public void connect(String server, int port, String application) {
//log.debug("connect server: {} port {} application {}", new Object[] { server, port, application });
connect(server, port, application, null);
}
/**
* Connect RTMP client to server's application via given port with given connection callback
*
* @param server
* Server
* @param port
* Connection port
* @param application
* Application at that server
* @param connectCallback
* Connection callback
*/
@Override
public void connect(String server, int port, String application, IPendingServiceCallback connectCallback) {
//log.debug("connect server: {} port {} application {} connectCallback {}", new Object[] { server, port, application, connectCallback });
connect(server, port, makeDefaultConnectionParams(server, port, application), connectCallback);
}
/**
* Creates the default connection parameters collection. Many implementations of this handler will create a tcUrl if not found, it is
* created with the current server url.
*
* @param server
* the server location
* @param port
* the port for the protocol
* @param application
* the application name at the given server
* @return connection parameters map
*/
@Override
public Map makeDefaultConnectionParams(String server, int port, String application) {
Map params = new ObjectMap<>();
params.put("app", application);
params.put("objectEncoding", Integer.valueOf(0));
params.put("fpad", Boolean.FALSE);
params.put("flashVer", "FMLE/3.0 (compatible; Red5Client)"); // old value WIN 11,2,202,235
params.put("audioCodecs", Integer.valueOf(0x0FFF)); // old value 3575 = 0x0E0F
params.put("videoFunction", Integer.valueOf(1));
params.put("pageUrl", null);
params.put("path", application);
params.put("capabilities", Integer.valueOf(15));
params.put("swfUrl", null);
params.put("videoCodecs", Integer.valueOf(0x00FF)); // old value 252 = 0x0FC
params.put("audioFourCcInfoMap", Collections.singletonMap("*", Integer.valueOf(4)));
//params.put("audioFourCcInfoMap", Collections.singletonMap(AudioCodec.AAC.getFourcc(), Integer.valueOf(4)));
params.put("videoFourCcInfoMap", Collections.singletonMap("*", Integer.valueOf(4)));
//params.put("videoFourCcInfoMap", Collections.singletonMap(VideoCodec.AVC.getFourcc(), Integer.valueOf(4)));
return params;
}
/**
* Connect RTMP client to server via given port and with given connection parameters
*
* @param server
* Server
* @param port
* Connection port
* @param connectionParams
* Connection parameters
*/
@Override
public void connect(String server, int port, Map connectionParams) {
//log.debug("connect server: {} port {} connectionParams {}", new Object[] { server, port, connectionParams });
connect(server, port, connectionParams, null);
}
/**
* Connect RTMP client to server's application via given port
*
* @param server
* Server
* @param port
* Connection port
* @param connectionParams
* Connection parameters
* @param connectCallback
* Connection callback
*/
@Override
public void connect(String server, int port, Map connectionParams, IPendingServiceCallback connectCallback) {
connect(server, port, connectionParams, connectCallback, null);
}
/**
* Connect RTMP client to server's application via given port
*
* @param server
* Server
* @param port
* Connection port
* @param connectionParams
* Connection parameters
* @param connectCallback
* Connection callback
* @param connectCallArguments
* Arguments for 'connect' call
*/
@Override
public void connect(String server, int port, Map connectionParams, IPendingServiceCallback connectCallback, Object[] connectCallArguments) {
log.debug("connect server: {} port {} connect - params: {} callback: {} args: {}", new Object[] { server, port, connectionParams, connectCallback, Arrays.toString(connectCallArguments) });
log.info("{}://{}:{}/{}", new Object[] { protocol, server, port, connectionParams.get("app") });
this.connectionParams = connectionParams;
this.connectArguments = connectCallArguments;
if (!connectionParams.containsKey("objectEncoding")) {
connectionParams.put("objectEncoding", 0);
}
this.connectCallback = connectCallback;
startConnector(server, port);
}
/**
* Register object that provides methods that can be called by the server.
*
* @param serviceProvider
* Service provider
*/
@Override
public void setServiceProvider(Object serviceProvider) {
this.serviceProvider = serviceProvider;
}
/**
* Sets a handler for connection close.
*
* @param connectionClosedHandler
* close handler
*/
@Override
public void setConnectionClosedHandler(Runnable connectionClosedHandler) {
log.debug("setConnectionClosedHandler: {}", connectionClosedHandler);
this.connectionClosedHandler = connectionClosedHandler;
}
/**
* Sets a handler for exceptions.
*
* @param exceptionHandler
* exception handler
*/
@Override
public void setExceptionHandler(ClientExceptionHandler exceptionHandler) {
log.debug("setExceptionHandler: {}", exceptionHandler);
this.exceptionHandler = exceptionHandler;
}
/**
* Connect to client shared object.
*
* @param name
* Client shared object name
* @param persistent
* SO persistence flag
* @return Client shared object instance
*/
@Override
public IClientSharedObject getSharedObject(String name, boolean persistent) {
log.debug("getSharedObject name: {} persistent {}", new Object[] { name, persistent });
ClientSharedObject result = sharedObjects.get(name);
if (result != null) {
if (result.isPersistent() != persistent) {
throw new RuntimeException("Already connected to a shared object with this name, but with different persistence");
}
return result;
}
result = new ClientSharedObject(name, persistent);
sharedObjects.put(name, result);
return result;
}
/** {@inheritDoc} */
@Override
protected void onChunkSize(RTMPConnection conn, Channel channel, Header source, ChunkSize chunkSize) {
log.debug("onChunkSize");
// set read and write chunk sizes
RTMP state = conn.getState();
state.setReadChunkSize(chunkSize.getSize());
state.setWriteChunkSize(chunkSize.getSize());
log.info("ChunkSize configured: {}", chunkSize);
}
/** {@inheritDoc} */
@Override
protected void onPing(RTMPConnection conn, Channel channel, Header source, Ping ping) {
log.trace("onPing");
switch (ping.getEventType()) {
case Ping.PING_CLIENT:
case Ping.STREAM_BEGIN:
case Ping.RECORDED_STREAM:
case Ping.STREAM_PLAYBUFFER_CLEAR:
// the server wants to measure the RTT
Ping pong = new Ping();
pong.setEventType(Ping.PONG_SERVER);
pong.setValue2((int) (System.currentTimeMillis() & 0xffffffff));
conn.ping(pong);
break;
case Ping.STREAM_DRY:
log.debug("Stream indicates there is no data available");
break;
case Ping.CLIENT_BUFFER:
// set the client buffer
IClientStream stream = null;
// get the stream id
Number streamId = ping.getValue2();
// get requested buffer size in milliseconds
int buffer = ping.getValue3();
log.debug("Client sent a buffer size: {} ms for stream id: {}", buffer, streamId);
// the client wants to set the buffer time
stream = conn.getStreamById(streamId);
if (stream != null) {
stream.setClientBufferDuration(buffer);
log.info("Setting client buffer on stream: {}", buffer);
}
// catch-all to make sure buffer size is set
if (stream == null) {
// remember buffer time until stream is created
conn.rememberStreamBufferDuration(streamId.intValue(), buffer);
log.info("Remembering client buffer on stream: {}", buffer);
}
break;
case Ping.PING_SWF_VERIFY:
log.debug("SWF verification ping");
// TODO get the swf verification bytes from the handshake
SWFResponse swfPong = new SWFResponse(new byte[42]);
conn.ping(swfPong);
break;
case Ping.BUFFER_EMPTY:
log.debug("Buffer empty ping");
break;
case Ping.BUFFER_FULL:
log.debug("Buffer full ping");
break;
default:
log.debug("Unhandled ping: {}", ping);
}
}
/** {@inheritDoc} */
@Override
protected void onServerBandwidth(RTMPConnection conn, Channel channel, ServerBW message) {
log.trace("onServerBandwidth");
// if the size is not equal to our read size send a client bw control message
int bandwidth = message.getBandwidth();
if (bandwidth != bytesReadWindow) {
ClientBW clientBw = new ClientBW(bandwidth, (byte) 2);
channel.write(clientBw);
}
}
/** {@inheritDoc} */
@Override
protected void onClientBandwidth(RTMPConnection conn, Channel channel, ClientBW message) {
log.trace("onClientBandwidth");
// if the size is not equal to our write size send a server bw control message
int bandwidth = message.getBandwidth();
if (bandwidth != bytesWrittenWindow) {
ServerBW serverBw = new ServerBW(bandwidth);
channel.write(serverBw);
}
}
/** {@inheritDoc} */
@Override
protected void onSharedObject(RTMPConnection conn, Channel channel, Header source, SharedObjectMessage object) {
log.trace("onSharedObject");
ClientSharedObject so = sharedObjects.get(object.getName());
if (so != null) {
if (so.isPersistent() == object.isPersistent()) {
log.debug("Received SO request: {}", object);
so.dispatchEvent(object);
} else {
log.error("Ignoring request for wrong-persistent SO: {}", object);
}
} else {
log.error("Ignoring request for non-existend SO: {}", object);
}
}
/**
* Called when negotiating bandwidth.
*/
public void onBWCheck() {
log.debug("onBWCheck");
}
/**
* Called when negotiating bandwidth.
*
* @param params
* bw parameters
*/
public void onBWCheck(Object params) {
log.debug("onBWCheck: {}", params);
}
/**
* Called when bandwidth has been configured.
*
* @param params
* bw parameters
*/
public void onBWDone(Object params) {
log.debug("onBWDone: {}", params);
bandwidthCheckDone = true;
}
/**
* Called when bandwidth has been configured.
*/
public void onBWDone() {
log.debug("onBWDone");
bandwidthCheckDone = true;
}
/**
* Invoke a method on the server.
*
* @param method
* Method name
* @param callback
* Callback handler
*/
@Override
public void invoke(String method, IPendingServiceCallback callback) {
log.debug("invoke method: {} params {} callback {}", new Object[] { method, callback });
// get it from the conn manager
if (conn != null) {
conn.invoke(method, callback);
} else {
log.info("Connection was null");
PendingCall result = new PendingCall(method);
result.setStatus(Call.STATUS_NOT_CONNECTED);
callback.resultReceived(result);
}
}
/**
* Invoke a method on the server and pass parameters.
*
* @param method
* Method
* @param params
* Method call parameters
* @param callback
* Callback object
*/
@Override
public void invoke(String method, Object[] params, IPendingServiceCallback callback) {
log.debug("invoke method: {} params {} callback {}", new Object[] { method, params, callback });
if (conn != null) {
conn.invoke(method, params, callback);
} else {
log.info("Connection was null");
PendingCall result = new PendingCall(method, params);
result.setStatus(Call.STATUS_NOT_CONNECTED);
callback.resultReceived(result);
}
}
/**
* Disconnect the first connection in the connection map
*/
@Override
public void disconnect() {
log.debug("disconnect - connection: {}", conn);
if (conn != null) {
streamDataList.clear();
conn.close();
}
}
@Override
public void createStream(IPendingServiceCallback callback) {
log.debug("createStream - callback: {}", callback);
IPendingServiceCallback wrapper = new CreateStreamCallBack(callback);
invoke("createStream", null, wrapper);
}
public void releaseStream(IPendingServiceCallback callback, Object[] params) {
log.debug("releaseStream - callback: {}", callback);
IPendingServiceCallback wrapper = new ReleaseStreamCallBack(callback);
invoke("releaseStream", params, wrapper);
}
public void deleteStream(IPendingServiceCallback callback) {
log.debug("deleteStream - callback: {}", callback);
IPendingServiceCallback wrapper = new DeleteStreamCallBack(callback);
invoke("deleteStream", null, wrapper);
}
public void subscribe(IPendingServiceCallback callback, Object[] params) {
log.debug("subscribe - callback: {}", callback);
IPendingServiceCallback wrapper = new SubscribeStreamCallBack(callback);
invoke("FCSubscribe", params, wrapper);
}
@Override
public void publish(Number streamId, String name, String mode, INetStreamEventHandler handler) {
log.debug("publish - stream id: {}, name: {}, mode: {}", streamId, name, mode);
// setup the netstream handler
if (handler != null) {
final int sid = streamId.intValue();
NetStreamPrivateData streamData = streamDataList.stream().filter(s -> s.getStreamId() == sid).findFirst().orElse(null);
if (streamData != null) {
log.debug("Setting handler on stream data - handler: {}", handler);
streamData.handler = handler;
} else {
log.debug("Stream data not found for stream id: {}", streamId);
}
}
// setup publish parameters
final Object[] params = new Object[2];
params[0] = name;
params[1] = mode;
// call publish
PendingCall pendingCall = new PendingCall("publish", params);
conn.invoke(pendingCall, getChannelForStreamId(streamId));
}
@Override
public void unpublish(Number streamId) {
log.debug("unpublish stream {}", streamId);
PendingCall pendingCall = new PendingCall("publish", new Object[] { false });
// this cannot handle a null streamId, so force to 1.0 if null
if (streamId == null) {
streamId = 1.0;
}
conn.invoke(pendingCall, getChannelForStreamId(streamId));
}
@Override
public void publishStreamData(Number streamId, IMessage message) {
// get the stream data by index of the list
final int sid = streamId.intValue();
NetStreamPrivateData streamData = streamDataList.stream().filter(s -> s.getStreamId() == sid).findFirst().orElse(null);
if (streamData != null) {
if (streamData.connConsumer != null) {
streamData.connConsumer.pushMessage(null, message);
} else {
log.warn("Connection consumer was not found for stream id: {}", streamId);
}
} else {
log.warn("Stream data not found for stream id: {} in {}", streamId, streamDataList);
}
}
@Override
public void play(Number streamId, String name, int start, int length) {
log.debug("play stream {}, name: {}, start {}, length {}", new Object[] { streamId, name, start, length });
if (conn != null) {
// get the channel
int channel = getChannelForStreamId(streamId);
// send our requested buffer size
ping(Ping.CLIENT_BUFFER, streamId, 2000);
// send our request for a/v
PendingCall receiveAudioCall = new PendingCall("receiveAudio");
conn.invoke(receiveAudioCall, channel);
PendingCall receiveVideoCall = new PendingCall("receiveVideo");
conn.invoke(receiveVideoCall, channel);
// call play
Object[] params = new Object[3];
params[0] = name;
params[1] = (start >= 1000 || start <= -1000) ? start : start * 1000;
params[2] = (length >= 1000 || length <= -1000) ? length : length * 1000;
PendingCall pendingCall = new PendingCall("play", params);
conn.invoke(pendingCall, channel);
} else {
log.info("Connection was null ?");
}
}
/**
* Dynamic streaming play method.
*
* The following properties are supported on the play options:
*
*
* streamName: String. The name of the stream to play or the new stream to switch to.
* oldStreamName: String. The name of the initial stream that needs to be switched out. This is not needed and ignored
* when play2 is used for just playing the stream and not switching to a new stream.
* start: Number. The start time of the new stream to play, just as supported by the existing play API. and it has the
* same defaults. This is ignored when the method is called for switching (in other words, the transition
* is either NetStreamPlayTransition.SWITCH or NetStreamPlayTransitions.SWAP)
* len: Number. The duration of the playback, just as supported by the existing play API and has the same defaults.
* transition: String. The transition mode for the playback command. It could be one of the following:
* NetStreamPlayTransitions.RESET
* NetStreamPlayTransitions.APPEND
* NetStreamPlayTransitions.SWITCH
* NetStreamPlayTransitions.SWAP
*
*
* NetStreamPlayTransitions:
*
*
* APPEND : String = "append" - Adds the stream to a playlist and begins playback with the first stream.
* APPEND_AND_WAIT : String = "appendAndWait" - Builds a playlist without starting to play it from the first stream.
* RESET : String = "reset" - Clears any previous play calls and plays the specified stream immediately.
* RESUME : String = "resume" - Requests data from the new connection starting from the point at which the previous connection ended.
* STOP : String = "stop" - Stops playing the streams in a playlist.
* SWAP : String = "swap" - Replaces a content stream with a different content stream and maintains the rest of the playlist.
* SWITCH : String = "switch" - Switches from playing one stream to another stream, typically with streams of the same content.
*
*
* @see ActionScript guide to dynamic
* streaming
* @see NetStreamPlayTransitions
*/
@Override
public void play2(Number streamId, Map playOptions) {
log.debug("play2 options: {}", playOptions.toString());
/*
* { streamName=streams/new.flv, oldStreamName=streams/old.flv, start=0, len=-1, offset=12.195, transition=switch }
*/
// get the transition type
String transition = (String) playOptions.get("transition");
if (conn != null) {
if ("NetStreamPlayTransitions.STOP".equals(transition)) {
PendingCall pendingCall = new PendingCall("play", new Object[] { Boolean.FALSE });
conn.invoke(pendingCall, getChannelForStreamId(streamId));
} else if ("NetStreamPlayTransitions.RESET".equals(transition)) {
// just reset the currently playing stream
} else {
Object[] params = new Object[6];
params[0] = playOptions.get("streamName").toString();
Object o = playOptions.get("start");
params[1] = o instanceof Integer ? (Integer) o : Integer.valueOf((String) o);
o = playOptions.get("len");
params[2] = o instanceof Integer ? (Integer) o : Integer.valueOf((String) o);
// new parameters for playback
params[3] = transition;
params[4] = playOptions.get("offset");
params[5] = playOptions.get("oldStreamName");
// do call
PendingCall pendingCall = new PendingCall("play2", params);
conn.invoke(pendingCall, getChannelForStreamId(streamId));
}
} else {
log.info("Connection was null ?");
}
}
/**
* Sends a ping.
*
* @param pingType
* the type of ping
* @param streamId
* streams id
* @param param
* ping parameter
*/
public void ping(short pingType, Number streamId, int param) {
conn.ping(new Ping(pingType, streamId, param));
}
/** {@inheritDoc} */
@Override
public void connectionOpened(RTMPConnection conn) {
log.trace("connectionOpened - conn: {}", conn);
executor.submit(() -> {
Thread.currentThread().setName(String.format("ClientOpener@%s", conn.getSessionId()));
// Send "connect" call to the server
Channel channel = conn.getChannel(3);
PendingCall pendingCall = new PendingCall("connect");
pendingCall.setArguments(connectArguments);
Invoke invoke = new Invoke(pendingCall);
invoke.setConnectionParams(connectionParams);
invoke.setTransactionId(1);
// register any other callback
if (connectCallback != null) {
pendingCall.registerCallback(connectCallback);
}
conn.registerPendingCall(invoke.getTransactionId(), pendingCall);
log.debug("Writing 'connect' invoke: {}, invokeId: {}", invoke, invoke.getTransactionId());
channel.write(invoke);
});
}
@Override
public void connectionClosed(RTMPConnection conn) {
log.debug("connectionClosed");
super.connectionClosed(conn);
byte stateCode = conn.getStateCode();
// submit close handler only if we're not yet disconnected
if (stateCode != RTMP.STATE_DISCONNECTED) {
if (connectionClosedHandler != null) {
executor.submit(connectionClosedHandler);
}
}
// shutdown the executor when we're disconnected
if (stateCode == RTMP.STATE_DISCONNECTED) {
log.debug("Shutting down executor");
executor.shutdown();
}
}
/** {@inheritDoc} */
@Override
protected void onCommand(RTMPConnection conn, Channel channel, Header source, ICommand command) {
log.trace("onCommand: {}, id: {}", command, command.getTransactionId());
final IServiceCall call = command.getCall();
final String methodName = call.getServiceMethodName();
log.debug("Service name: {} args[0]: {}", methodName, (call.getArguments().length != 0 ? call.getArguments()[0] : ""));
if ("_result".equals(methodName) || "_error".equals(methodName)) {
final IPendingServiceCall pendingCall = conn.getPendingCall(command.getTransactionId());
log.debug("Received result for pending call - {}", pendingCall);
if (pendingCall != null) {
if ("connect".equals(pendingCall.getServiceMethodName())) {
Integer encoding = (Integer) connectionParams.get("objectEncoding");
if (encoding != null && encoding.intValue() == 3) {
log.debug("Setting encoding to AMF3");
conn.getState().setEncoding(IConnection.Encoding.AMF3);
}
}
}
handlePendingCallResult(conn, (Invoke) command);
return;
}
// potentially used twice so get the value once
boolean onStatus = "onStatus".equals(methodName);
if (onStatus) {
log.debug("onStatus");
Number streamId = (Number) (source.getStreamId() != null ? source.getStreamId().doubleValue() : 1.0d);
if (log.isDebugEnabled()) {
log.debug("Stream id from header: {}", streamId);
try {
// XXX create better to serialize ObjectMap to Status object
ObjectMap objMap = (ObjectMap) call.getArguments()[0];
// should keep this as an Object to stay compatible with FMS3 etc
log.debug("Client id from status: {}", objMap.get("clientid"));
} catch (Exception e) {
log.warn("Exception mapping call args", e);
}
}
if (streamId != null) {
// try lookup by stream id, if null return the first one
final int sid = streamId.intValue();
NetStreamPrivateData streamData = streamDataList.stream().filter(s -> s.getStreamId() == sid).findFirst().orElse(null);
if (streamData == null) {
log.warn("Stream data was null for id: {} entry count: {}", streamId, streamDataList.size());
} else if (streamData.handler != null) {
log.debug("Got stream data and handler");
streamData.handler.onStreamEvent((Notify) command);
}
}
}
// if this client supports service methods, forward the call
if (serviceProvider == null) {
// client doesn't support calling methods on him
call.setStatus(Call.STATUS_METHOD_NOT_FOUND);
call.setException(new MethodNotFoundException(methodName));
log.info("No service provider / method for: {}; to handle calls like onBWCheck, add a service provider", methodName);
} else {
try {
serviceInvoker.invoke(call, serviceProvider);
} catch (Exception ex) {
Object[] callArgs = call.getArguments();
log.warn("Exception invoking method: {} args[0] type: {}", methodName, (callArgs.length > 0 ? callArgs[0].getClass() : "null"), ex);
call.setStatus(Call.STATUS_METHOD_NOT_FOUND);
call.setException(ex);
}
}
if (call instanceof IPendingServiceCall) {
IPendingServiceCall psc = (IPendingServiceCall) call;
Object result = psc.getResult();
log.debug("Pending call result is: {}", result);
if (result instanceof DeferredResult) {
DeferredResult dr = (DeferredResult) result;
dr.setTransactionId(command.getTransactionId());
dr.setServiceCall(psc);
dr.setChannel(channel);
conn.registerDeferredResult(dr);
} else if (!onStatus) {
if ("onBWCheck".equals(methodName)) {
onBWCheck(call.getArguments().length > 0 ? call.getArguments()[0] : null);
Invoke reply = new Invoke();
reply.setCall(call);
reply.setTransactionId(command.getTransactionId());
channel.write(reply);
} else if ("onBWDone".equals(methodName)) {
onBWDone(call.getArguments().length > 0 ? call.getArguments()[0] : null);
} else {
Invoke reply = new Invoke();
reply.setCall(call);
reply.setTransactionId(command.getTransactionId());
log.debug("Sending empty call reply: {}", reply);
channel.write(reply);
}
}
}
}
/**
* Handle any exceptions that occur.
*
* @param throwable
* Exception thrown
*/
public void handleException(Throwable throwable) {
log.debug("Handle exception: {} with: {}", throwable.getMessage(), exceptionHandler);
if (exceptionHandler != null) {
exceptionHandler.handleException(throwable);
} else {
log.error("Connection exception", throwable);
throw new RuntimeException(throwable);
}
}
/**
* Returns a channel based on the given stream id.
*
* @param streamId
* stream id
* @return the channel for this stream id
*/
protected int getChannelForStreamId(Number streamId) {
return (streamId.intValue() - 1) * 5 + 4;
}
/**
* Sets the protocol.
*
* @param protocol
* the data protocol to use.
* @throws Exception
* thrown
*/
public void setProtocol(String protocol) throws Exception {
this.protocol = protocol;
}
/**
* Sets a reference to the connection associated with this client handler.
*
* @param conn
* connection
*/
public void setConnection(RTMPConnection conn) {
this.conn = conn;
this.conn.setHandler(this);
if (conn.getExecutor() == null) {
// setup executor
ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
executor.setCorePoolSize(1);
executor.setDaemon(true);
executor.setMaxPoolSize(1);
executor.initialize();
conn.setExecutor(executor);
}
}
/**
* Returns the connection associated with this client.
*
* @return conn connection
*/
@Override
public RTMPConnection getConnection() {
return conn;
}
/**
* Enables or disables SWF verification.
*
* @param enabled
* state of SWF verification
*/
public void setSwfVerification(boolean enabled) {
swfVerification = enabled;
}
/**
* Returns true if swf verification is enabled
*
* @return the swfVerification
*/
public boolean isSwfVerification() {
return swfVerification;
}
/**
* Returns true if bandwidth done has been invoked
*
* @return the bandwidthCheckDone
*/
public boolean isBandwidthCheckDone() {
return bandwidthCheckDone;
}
/**
* Returns true if this client is subscribed
*
* @return subscribed state
*/
public boolean isSubscribed() {
return subscribed;
}
/**
* @return the connectionParams
*/
public Map getConnectionParams() {
return connectionParams;
}
/**
* Setter for stream event dispatcher (useful for saving playing stream to file)
*
* @param streamEventDispatcher
* event dispatcher
*/
@Override
public void setStreamEventDispatcher(IEventDispatcher streamEventDispatcher) {
this.streamEventDispatcher = streamEventDispatcher;
}
/**
* Setter for the stream event handler.
*
* @param streamEventHandler
* event handler
*/
public void setStreamEventHandler(INetStreamEventHandler streamEventHandler) {
this.streamEventHandler = streamEventHandler;
}
private class NetStream extends AbstractClientStream implements IEventDispatcher {
private IEventDispatcher dispatcher;
public NetStream(IEventDispatcher dispatcher) {
this.dispatcher = dispatcher;
}
@Override
public void close() {
log.debug("NetStream close");
}
@Override
public void start() {
log.debug("NetStream start");
}
@Override
public void stop() {
log.debug("NetStream stop");
}
@Override
public void dispatchEvent(IEvent event) {
log.debug("NetStream dispatchEvent: {}", event);
if (dispatcher != null) {
dispatcher.dispatchEvent(event);
}
}
}
private class CreateStreamCallBack implements IPendingServiceCallback {
private IPendingServiceCallback wrapped;
public CreateStreamCallBack(IPendingServiceCallback wrapped) {
log.debug("CreateStreamCallBack {}", wrapped.getClass().getName());
this.wrapped = wrapped;
}
@Override
public void resultReceived(IPendingServiceCall call) {
// get the result as base object
Object callResult = call.getResult();
if (callResult != null) {
// we expect a number consisting of the stream id, but we'll check for an object map as well
int streamId = -1;
if (callResult instanceof Number) {
streamId = ((Number) callResult).intValue();
} else if (callResult instanceof Map) {
Map map = (Map) callResult;
// XXX(paul) log out the map contents
log.warn("CreateStreamCallBack resultReceived - map: {}", map);
if (map.containsKey("streamId")) {
Object tmpStreamId = map.get("streamId");
if (tmpStreamId instanceof Number) {
streamId = ((Number) tmpStreamId).intValue();
} else {
log.warn("CreateStreamCallBack resultReceived - stream id is not a number: {}", tmpStreamId);
}
}
}
log.debug("CreateStreamCallBack resultReceived - stream id: {} call: {} connection: {}", streamId, call, conn);
if (conn != null && streamId != -1) {
log.debug("Setting new net stream");
NetStream stream = new NetStream(streamEventDispatcher);
stream.setConnection(conn);
stream.setStreamId(streamId);
conn.addClientStream(stream);
NetStreamPrivateData streamData = new NetStreamPrivateData(streamId);
streamData.outputStream = conn.createOutputStream(streamId);
streamData.connConsumer = new ConnectionConsumer(conn, streamData.outputStream.getVideo(), streamData.outputStream.getAudio(), streamData.outputStream.getData());
streamDataList.add(streamData);
log.debug("streamDataList: {}", streamDataList);
}
wrapped.resultReceived(call);
} else {
log.warn("CreateStreamCallBack resultReceived - call result is null");
}
}
}
private class ReleaseStreamCallBack implements IPendingServiceCallback {
private IPendingServiceCallback wrapped;
public ReleaseStreamCallBack(IPendingServiceCallback wrapped) {
log.debug("ReleaseStreamCallBack {}", wrapped.getClass().getName());
this.wrapped = wrapped;
}
@Override
public void resultReceived(IPendingServiceCall call) {
wrapped.resultReceived(call);
}
}
private class DeleteStreamCallBack implements IPendingServiceCallback {
private IPendingServiceCallback wrapped;
public DeleteStreamCallBack(IPendingServiceCallback wrapped) {
log.debug("DeleteStreamCallBack {}", wrapped.getClass().getName());
this.wrapped = wrapped;
}
@Override
public void resultReceived(IPendingServiceCall call) {
// get the result as base object
Object callResult = call.getResult();
if (callResult != null) {
// we expect a number consisting of the stream id, but we'll check for an object map as well
final Number streamId = (Number) (callResult instanceof Number ? callResult : (callResult instanceof Map ? ((Map) callResult).get("streamId") : 1.0));
log.debug("DeleteStreamCallBack resultReceived - stream id: {} call: {} connection: {}", streamId, call, conn);
if (conn != null) {
log.debug("Deleting net stream");
conn.removeClientStream(streamId);
// send a delete notify?
final int sid = streamId.intValue();
NetStreamPrivateData streamData = streamDataList.stream().filter(s -> s.getStreamId() == sid).findFirst().orElse(null);
if (streamData != null) {
streamDataList.remove(streamData);
} else {
log.warn("Stream data not found for stream id: {}", streamId);
}
}
wrapped.resultReceived(call);
} else {
log.warn("DeleteStreamCallBack resultReceived - call result is null");
}
}
}
private class SubscribeStreamCallBack implements IPendingServiceCallback {
private IPendingServiceCallback wrapped;
public SubscribeStreamCallBack(IPendingServiceCallback wrapped) {
log.debug("SubscribeStreamCallBack {}", wrapped.getClass().getName());
this.wrapped = wrapped;
}
@Override
public void resultReceived(IPendingServiceCall call) {
log.debug("resultReceived", call);
if (call.getResult() instanceof ObjectMap) {
ObjectMap map = (ObjectMap) call.getResult();
if (map.containsKey("code")) {
String code = (String) map.get("code");
log.debug("Code: {}", code);
if (StatusCodes.NS_PLAY_START.equals(code)) {
subscribed = true;
}
}
}
wrapped.resultReceived(call);
}
}
private final class NetStreamPrivateData {
public volatile INetStreamEventHandler handler;
public volatile OutputStream outputStream;
public volatile ConnectionConsumer connConsumer;
private final int streamId;
NetStreamPrivateData(int streamId) {
this.streamId = streamId;
if (streamEventHandler != null) {
handler = streamEventHandler;
}
}
public int getStreamId() {
return streamId;
}
@Override
public int hashCode() {
return streamId;
}
}
}
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