|
|
@@ -1,4 +1,4 @@ |
|
|
|
using System; |
|
|
|
using System; |
|
|
|
using System.Diagnostics; |
|
|
|
using System.Threading; |
|
|
|
using System.Threading.Tasks; |
|
|
@@ -25,6 +25,7 @@ namespace MQTTnet.Client |
|
|
|
private readonly MqttPacketIdentifierProvider _packetIdentifierProvider = new MqttPacketIdentifierProvider(); |
|
|
|
private readonly MqttPacketDispatcher _packetDispatcher = new MqttPacketDispatcher(); |
|
|
|
private readonly Stopwatch _sendTracker = new Stopwatch(); |
|
|
|
private readonly Stopwatch _receiveTracker = new Stopwatch(); |
|
|
|
private readonly object _disconnectLock = new object(); |
|
|
|
|
|
|
|
private readonly IMqttClientAdapterFactory _adapterFactory; |
|
|
@@ -88,6 +89,7 @@ namespace MQTTnet.Client |
|
|
|
authenticateResult = await AuthenticateAsync(adapter, options.WillMessage, cancellationToken).ConfigureAwait(false); |
|
|
|
|
|
|
|
_sendTracker.Restart(); |
|
|
|
_receiveTracker.Restart(); |
|
|
|
|
|
|
|
if (Options.KeepAlivePeriod != TimeSpan.Zero) |
|
|
|
{ |
|
|
@@ -344,7 +346,9 @@ namespace MQTTnet.Client |
|
|
|
try |
|
|
|
{ |
|
|
|
await _adapter.SendPacketAsync(requestPacket, Options.CommunicationTimeout, cancellationToken).ConfigureAwait(false); |
|
|
|
return await packetAwaiter.WaitOneAsync(Options.CommunicationTimeout).ConfigureAwait(false); |
|
|
|
var response = await packetAwaiter.WaitOneAsync(Options.CommunicationTimeout).ConfigureAwait(false); |
|
|
|
_receiveTracker.Restart(); |
|
|
|
return response; |
|
|
|
} |
|
|
|
catch (MqttCommunicationTimedOutException) |
|
|
|
{ |
|
|
@@ -369,14 +373,14 @@ namespace MQTTnet.Client |
|
|
|
keepAliveSendInterval = Options.KeepAliveSendInterval.Value; |
|
|
|
} |
|
|
|
|
|
|
|
var waitTime = keepAliveSendInterval - _sendTracker.Elapsed; |
|
|
|
if (waitTime <= TimeSpan.Zero) |
|
|
|
var waitTimeSend = keepAliveSendInterval - _sendTracker.Elapsed; |
|
|
|
var waitTimeReceive = keepAliveSendInterval - _receiveTracker.Elapsed; |
|
|
|
if (waitTimeSend <= TimeSpan.Zero || waitTimeReceive <= TimeSpan.Zero) |
|
|
|
{ |
|
|
|
await SendAndReceiveAsync<MqttPingRespPacket>(new MqttPingReqPacket(), cancellationToken).ConfigureAwait(false); |
|
|
|
waitTime = keepAliveSendInterval; |
|
|
|
} |
|
|
|
|
|
|
|
await Task.Delay(waitTime, cancellationToken).ConfigureAwait(false); |
|
|
|
await Task.Delay(keepAliveSendInterval, cancellationToken).ConfigureAwait(false); |
|
|
|
} |
|
|
|
} |
|
|
|
catch (Exception exception) |
|
|
@@ -473,6 +477,8 @@ namespace MQTTnet.Client |
|
|
|
{ |
|
|
|
try |
|
|
|
{ |
|
|
|
_receiveTracker.Restart(); |
|
|
|
|
|
|
|
if (packet is MqttPublishPacket publishPacket) |
|
|
|
{ |
|
|
|
await TryProcessReceivedPublishPacketAsync(publishPacket, cancellationToken).ConfigureAwait(false); |
|
|
@@ -652,4 +658,4 @@ namespace MQTTnet.Client |
|
|
|
return Interlocked.CompareExchange(ref _disconnectGate, 1, 0) != 0; |
|
|
|
} |
|
|
|
} |
|
|
|
} |
|
|
|
} |