internal ClientConductor(
IEpochClock epochClock,
INanoClock nanoClock,
CopyBroadcastReceiver broadcastReceiver,
ILogBuffersFactory logBuffersFactory,
UnsafeBuffer counterValuesBuffer,
DriverProxy driverProxy,
ErrorHandler errorHandler,
AvailableImageHandler availableImageHandler,
UnavailableImageHandler unavailableImageHandler,
long keepAliveIntervalNs,
long driverTimeoutMs,
long interServiceTimeoutNs,
long publicationConnectionTimeoutMs)
{
_epochClock = epochClock;
_nanoClock = nanoClock;
_timeOfLastKeepalive = nanoClock.NanoTime();
_timeOfLastCheckResources = nanoClock.NanoTime();
_timeOfLastWork = nanoClock.NanoTime();
_errorHandler = errorHandler;
_counterValuesBuffer = counterValuesBuffer;
_driverProxy = driverProxy;
_logBuffersFactory = logBuffersFactory;
_availableImageHandler = availableImageHandler;
_unavailableImageHandler = unavailableImageHandler;
_keepAliveIntervalNs = keepAliveIntervalNs;
_driverTimeoutMs = driverTimeoutMs;
_driverTimeoutNs = NanoUtil.FromMilliseconds(driverTimeoutMs);
_interServiceTimeoutNs = interServiceTimeoutNs;
_publicationConnectionTimeoutMs = publicationConnectionTimeoutMs;
_driverListener = new DriverListenerAdapter(broadcastReceiver, this);
}
internal ClientConductor(Aeron.Context ctx)
{
_ctx = ctx;
_clientLock = ctx.ClientLock();
_epochClock = ctx.EpochClock();
_nanoClock = ctx.NanoClock();
_errorHandler = ctx.ErrorHandler();
_counterValuesBuffer = ctx.CountersValuesBuffer();
_driverProxy = ctx.DriverProxy();
_logBuffersFactory = ctx.LogBuffersFactory();
_imageMapMode = ctx.ImageMapMode();
_keepAliveIntervalNs = ctx.KeepAliveInterval();
_driverTimeoutMs = ctx.DriverTimeoutMs();
_driverTimeoutNs = _driverTimeoutMs * 1000000;
_interServiceTimeoutNs = ctx.InterServiceTimeout();
_publicationConnectionTimeoutMs = ctx.PublicationConnectionTimeout();
_driverListener = new DriverListenerAdapter(ctx.ToClientBuffer(), this);
_driverAgentInvoker = ctx.DriverAgentInvoker();
long nowNs = _nanoClock.NanoTime();
_timeOfLastKeepaliveNs = nowNs;
_timeOfLastCheckResourcesNs = nowNs;
_timeOfLastWorkNs = nowNs;
}
internal ClientConductor(Aeron.Context ctx)
{
_ctx = ctx;
_clientLock = ctx.ClientLock();
_epochClock = ctx.EpochClock();
_nanoClock = ctx.NanoClock();
_driverProxy = ctx.DriverProxy();
_logBuffersFactory = ctx.LogBuffersFactory();
_keepAliveIntervalNs = ctx.KeepAliveInterval();
_driverTimeoutMs = ctx.DriverTimeoutMs();
_driverTimeoutNs = _driverTimeoutMs * 1000000;
_interServiceTimeoutNs = ctx.InterServiceTimeout();
_defaultAvailableImageHandler = ctx.AvailableImageHandler();
_defaultUnavailableImageHandler = ctx.UnavailableImageHandler();
_availableCounterHandler = ctx.AvailableCounterHandler();
_unavailableCounterHandler = ctx.UnavailableCounterHandler();
_driverEventsAdapter = new DriverEventsAdapter(ctx.ToClientBuffer(), this);
_counterValuesBuffer = ctx.CountersValuesBuffer();
_countersReader =
new CountersReader(ctx.CountersMetaDataBuffer(), ctx.CountersValuesBuffer(), Encoding.ASCII);
long nowNs = _nanoClock.NanoTime();
_timeOfLastKeepAliveNs = nowNs;
_timeOfLastResourcesCheckNs = nowNs;
_timeOfLastServiceNs = nowNs;
}
internal ClientConductor(Aeron.Context ctx)
{
_clientLock = ctx.ClientLock();
_epochClock = ctx.EpochClock();
_nanoClock = ctx.NanoClock();
_errorHandler = ctx.ErrorHandler();
_counterValuesBuffer = ctx.CountersValuesBuffer();
_driverProxy = ctx.DriverProxy();
_logBuffersFactory = ctx.LogBuffersFactory();
_imageMapMode = ctx.ImageMapMode();
_keepAliveIntervalNs = ctx.KeepAliveInterval();
_driverTimeoutMs = ctx.DriverTimeoutMs();
_driverTimeoutNs = _driverTimeoutMs * 1000000;
_interServiceTimeoutNs = ctx.InterServiceTimeout();
_publicationConnectionTimeoutMs = ctx.PublicationConnectionTimeout();
_defaultAvailableImageHandler = ctx.AvailableImageHandler();
_defaultUnavailableImageHandler = ctx.UnavailableImageHandler();
_driverEventsAdapter = new DriverEventsAdapter(ctx.ToClientBuffer(), this);
long nowNs = _nanoClock.NanoTime();
_timeOfLastKeepAliveNs = nowNs;
_timeOfLastResourcesCheckNs = nowNs;
_timeOfLastServiceNs = nowNs;
}
/// <summary>
/// Create a proxy with a <seealso cref="Publication"/> for sending control message requests.
/// </summary>
/// <param name="publication"> publication for sending control messages to an archive. </param>
/// <param name="retryIdleStrategy"> for what should happen between retry attempts at offering messages. </param>
/// <param name="nanoClock"> to be used for calculating checking deadlines. </param>
/// <param name="connectTimeoutNs"> for for connection requests. </param>
/// <param name="retryAttempts"> for offering control messages before giving up. </param>
public ArchiveProxy(Publication publication, IIdleStrategy retryIdleStrategy, INanoClock nanoClock, long connectTimeoutNs, int retryAttempts)
{
this.publication = publication;
this.retryIdleStrategy = retryIdleStrategy;
this.nanoClock = nanoClock;
this.connectTimeoutNs = connectTimeoutNs;
this.retryAttempts = retryAttempts;
}
private AeronCluster(Context ctx)
{
_ctx = ctx;
Subscription subscription = null;
try
{
ctx.Conclude();
_aeron = ctx.Aeron();
_idleStrategy = ctx.IdleStrategy();
_nanoClock = _aeron.Ctx().NanoClock();
_isUnicast = ctx.ClusterMemberEndpoints() != null;
UpdateMemberEndpoints(ctx.ClusterMemberEndpoints());
subscription = _aeron.AddSubscription(ctx.EgressChannel(), ctx.EgressStreamId());
_subscription = subscription;
_publication = ConnectToCluster();
_clusterSessionId = OpenSession();
UnsafeBuffer headerBuffer = new UnsafeBuffer(new byte[SessionDecorator.SESSION_HEADER_LENGTH]);
_sessionHeaderEncoder
.WrapAndApplyHeader(headerBuffer, 0, _messageHeaderEncoder)
.ClusterSessionId(_clusterSessionId)
.Timestamp(Aeron.Aeron.NULL_VALUE);
_vectors[0] = new DirectBufferVector(headerBuffer, 0, SessionDecorator.SESSION_HEADER_LENGTH);
_vectors[1] = _messageBuffer;
_poller = new Poller(ctx.SessionMessageListener(), _clusterSessionId, this);
_fragmentAssembler = new FragmentAssembler(_poller);
}
catch (Exception)
{
if (!ctx.OwnsAeronClient())
{
CloseHelper.QuietDispose(_publication);
CloseHelper.QuietDispose(subscription);
}
CloseHelper.QuietDispose(ctx);
throw;
}
}
internal ClientConductor(Aeron.Context ctx, Aeron aeron)
{
_ctx = ctx;
_aeron = aeron;
_clientLock = ctx.ClientLock();
_epochClock = ctx.EpochClock();
_nanoClock = ctx.NanoClock();
_awaitingIdleStrategy = ctx.AwaitingIdleStrategy();
_driverProxy = ctx.DriverProxy();
_logBuffersFactory = ctx.LogBuffersFactory();
_keepAliveIntervalNs = ctx.KeepAliveIntervalNs();
_driverTimeoutMs = ctx.DriverTimeoutMs();
_driverTimeoutNs = _driverTimeoutMs * 1000000;
_interServiceTimeoutNs = ctx.InterServiceTimeoutNs();
_defaultAvailableImageHandler = ctx.AvailableImageHandler();
_defaultUnavailableImageHandler = ctx.UnavailableImageHandler();
_driverEventsAdapter =
new DriverEventsAdapter(ctx.ToClientBuffer(), ctx.ClientId(), this, _asyncCommandIdSet);
_driverAgentInvoker = ctx.DriverAgentInvoker();
_counterValuesBuffer = ctx.CountersValuesBuffer();
_countersReader =
new CountersReader(ctx.CountersMetaDataBuffer(), ctx.CountersValuesBuffer(), Encoding.ASCII);
if (null != ctx.AvailableCounterHandler())
{
_availableCounterHandlers.Add(ctx.AvailableCounterHandler());
}
if (null != ctx.UnavailableCounterHandler())
{
_unavailableCounterHandlers.Add(ctx.UnavailableCounterHandler());
}
if (null != ctx.CloseHandler())
{
_closeHandlers.Add(ctx.CloseHandler());
}
long nowNs = _nanoClock.NanoTime();
_timeOfLastKeepAliveNs = nowNs;
_timeOfLastServiceNs = nowNs;
}
private AeronCluster(Context ctx)
{
_ctx = ctx;
Subscription subscription = null;
Publication publication = null;
try
{
ctx.Conclude();
_aeron = ctx.Aeron();
_lock = ctx.Lock();
_idleStrategy = ctx.IdleStrategy();
_nanoClock = _aeron.Ctx().NanoClock();
_isUnicast = ctx.ClusterMemberEndpoints() != null;
subscription = _aeron.AddSubscription(ctx.EgressChannel(), ctx.EgressStreamId());
_subscription = subscription;
publication = ConnectToCluster();
_publication = publication;
_clusterSessionId = OpenSession();
}
catch (Exception)
{
if (!ctx.OwnsAeronClient())
{
CloseHelper.QuietDispose(publication);
CloseHelper.QuietDispose(subscription);
}
CloseHelper.QuietDispose(ctx);
throw;
}
}
/// <summary>
/// Set the <seealso cref="NanoClock"/> to be used for tracking high resolution time.
/// </summary>
/// <param name="clock"> <seealso cref="NanoClock"/> to be used for tracking high resolution time. </param>
/// <returns> this Aeron.Context for method chaining </returns>
public Context NanoClock(INanoClock clock)
{
_nanoClock = clock;
return(this);
}
/// <summary>
/// This is called automatically by <seealso cref="Connect()"/> and its overloads.
/// There is no need to call it from a client application. It is responsible for providing default
/// values for options that are not individually changed through field setters.
/// </summary>
/// <returns> this Aeron.Context for method chaining. </returns>
public Context Conclude()
{
_cncFile = new FileInfo(Path.Combine(_aeronDirectoryName, CncFileDescriptor.CNC_FILE));
if (_epochClock == null)
{
_epochClock = new SystemEpochClock();
}
if (_nanoClock == null)
{
_nanoClock = new SystemNanoClock();
}
if (_idleStrategy == null)
{
_idleStrategy = new SleepingIdleStrategy(IdleSleepMs);
}
if (CncFile() != null)
{
ConnectToDriver();
}
if (_toClientBuffer == null)
{
var receiver =
new BroadcastReceiver(CncFileDescriptor.CreateToClientsBuffer(_cncByteBuffer,
_cncMetaDataBuffer));
_toClientBuffer = new CopyBroadcastReceiver(receiver);
}
if (_toDriverBuffer == null)
{
_toDriverBuffer =
new ManyToOneRingBuffer(CncFileDescriptor.CreateToDriverBuffer(_cncByteBuffer,
_cncMetaDataBuffer));
}
if (CountersMetaDataBuffer() == null)
{
CountersMetaDataBuffer(CncFileDescriptor.CreateCountersMetaDataBuffer(_cncByteBuffer,
_cncMetaDataBuffer));
}
if (CountersValuesBuffer() == null)
{
CountersValuesBuffer(CncFileDescriptor.CreateCountersValuesBuffer(_cncByteBuffer,
_cncMetaDataBuffer));
}
_interServiceTimeout = CncFileDescriptor.ClientLivenessTimeout(_cncMetaDataBuffer);
if (_logBuffersFactory == null)
{
_logBuffersFactory = new MappedLogBuffersFactory();
}
if (_errorHandler == null)
{
_errorHandler = DEFAULT_ERROR_HANDLER;
}
if (_availableImageHandler == null)
{
_availableImageHandler = image => { };
}
if (_unavailableImageHandler == null)
{
_unavailableImageHandler = image => { };
}
return(this);
}
/// <summary>
/// This is called automatically by <seealso cref="Connect()"/> and its overloads.
/// There is no need to call it from a client application. It is responsible for providing default
/// values for options that are not individually changed through field setters.
/// </summary>
/// <returns> this Aeron.Context for method chaining. </returns>
public Context Conclude()
{
try
{
_cncFile = new FileInfo(Path.Combine(_aeronDirectoryName, CncFileDescriptor.CNC_FILE));
if (_epochClock == null)
{
_epochClock = new SystemEpochClock();
}
if (_nanoClock == null)
{
_nanoClock = new SystemNanoClock();
}
if (_idleStrategy == null)
{
_idleStrategy = new SleepingIdleStrategy(IdleSleepMs);
}
if (CncFile() != null)
{
_cncByteBuffer = IoUtil.MapExistingFile(CncFile().FullName);
_cncMetaDataBuffer = CncFileDescriptor.CreateMetaDataBuffer(_cncByteBuffer);
var cncVersion = _cncMetaDataBuffer.GetInt(CncFileDescriptor.CncVersionOffset(0));
if (CncFileDescriptor.CNC_VERSION != cncVersion)
{
throw new InvalidOperationException(
"aeron cnc file version not understood: version=" + cncVersion);
}
}
if (_toClientBuffer == null)
{
var receiver =
new BroadcastReceiver(CncFileDescriptor.CreateToClientsBuffer(_cncByteBuffer,
_cncMetaDataBuffer));
_toClientBuffer = new CopyBroadcastReceiver(receiver);
}
if (_toDriverBuffer == null)
{
_toDriverBuffer =
new ManyToOneRingBuffer(CncFileDescriptor.CreateToDriverBuffer(_cncByteBuffer,
_cncMetaDataBuffer));
}
if (CountersMetaDataBuffer() == null)
{
CountersMetaDataBuffer(CncFileDescriptor.CreateCountersMetaDataBuffer(_cncByteBuffer,
_cncMetaDataBuffer));
}
if (CountersValuesBuffer() == null)
{
CountersValuesBuffer(CncFileDescriptor.CreateCountersValuesBuffer(_cncByteBuffer,
_cncMetaDataBuffer));
}
_interServiceTimeout = CncFileDescriptor.ClientLivenessTimeout(_cncMetaDataBuffer);
if (_logBuffersFactory == null)
{
_logBuffersFactory = new MappedLogBuffersFactory();
}
if (_errorHandler == null)
{
_errorHandler = DEFAULT_ERROR_HANDLER;
}
if (_availableImageHandler == null)
{
_availableImageHandler = image => { };
}
if (_unavailableImageHandler == null)
{
_unavailableImageHandler = image => { };
}
}
catch (
Exception ex)
{
Console.WriteLine("***");
Console.WriteLine("***");
Console.WriteLine("Failed to connect to the Media Driver - is it currently running?");
Console.WriteLine("***");
Console.WriteLine("***");
throw new InvalidOperationException("Could not initialise communication buffers", ex);
}
return(this);
}
/// <summary>
/// Set the <seealso cref="NanoClock"/> to be used for tracking high resolution time.
/// </summary>
/// <param name="clock"> <seealso cref="NanoClock"/> to be used for tracking high resolution time. </param>
/// <returns> this Aeron.Context for method chaining </returns>
public Context NanoClock(INanoClock clock)
{
_nanoClock = clock;
return this;
}
/// <summary>
/// This is called automatically by <seealso cref="Connect()"/> and its overloads.
/// There is no need to call it from a client application. It is responsible for providing default
/// values for options that are not individually changed through field setters.
/// </summary>
/// <returns> this Aeron.Context for method chaining. </returns>
public Context Conclude()
{
try
{
_cncFile = new FileInfo(Path.Combine(_aeronDirectoryName, CncFileDescriptor.CNC_FILE));
if (_epochClock == null)
{
_epochClock = new SystemEpochClock();
}
if (_nanoClock == null)
{
_nanoClock = new SystemNanoClock();
}
if (_idleStrategy == null)
{
_idleStrategy = new SleepingIdleStrategy(IdleSleepMs);
}
if (CncFile() != null)
{
_cncByteBuffer = IoUtil.MapExistingFile(CncFile().FullName);
_cncMetaDataBuffer = CncFileDescriptor.CreateMetaDataBuffer(_cncByteBuffer);
var cncVersion = _cncMetaDataBuffer.GetInt(CncFileDescriptor.CncVersionOffset(0));
if (CncFileDescriptor.CNC_VERSION != cncVersion)
{
throw new InvalidOperationException(
"aeron cnc file version not understood: version=" + cncVersion);
}
}
if (_toClientBuffer == null)
{
var receiver =
new BroadcastReceiver(CncFileDescriptor.CreateToClientsBuffer(_cncByteBuffer,
_cncMetaDataBuffer));
_toClientBuffer = new CopyBroadcastReceiver(receiver);
}
if (_toDriverBuffer == null)
{
_toDriverBuffer =
new ManyToOneRingBuffer(CncFileDescriptor.CreateToDriverBuffer(_cncByteBuffer,
_cncMetaDataBuffer));
}
if (CountersMetaDataBuffer() == null)
{
CountersMetaDataBuffer(CncFileDescriptor.CreateCountersMetaDataBuffer(_cncByteBuffer,
_cncMetaDataBuffer));
}
if (CountersValuesBuffer() == null)
{
CountersValuesBuffer(CncFileDescriptor.CreateCountersValuesBuffer(_cncByteBuffer,
_cncMetaDataBuffer));
}
_interServiceTimeout = CncFileDescriptor.ClientLivenessTimeout(_cncMetaDataBuffer);
if (_logBuffersFactory == null)
{
_logBuffersFactory = new MappedLogBuffersFactory();
}
if (_errorHandler == null)
{
_errorHandler = DEFAULT_ERROR_HANDLER;
}
if (_availableImageHandler == null)
{
_availableImageHandler = image => { };
}
if (_unavailableImageHandler == null)
{
_unavailableImageHandler = image => { };
}
}
catch (
Exception ex)
{
Console.WriteLine("***");
Console.WriteLine("***");
Console.WriteLine("Failed to connect to the Media Driver - is it currently running?");
Console.WriteLine("***");
Console.WriteLine("***");
throw new InvalidOperationException("Could not initialise communication buffers", ex);
}
return this;
}
