internal async Task Subscribe(string endTopic, Func <string, byte[], Task> action)
{
var topic = $"{ Properties.Settings.Default.MqttApplicationName}/{Properties.Settings.Default.ClientId}/{endTopic}";
var topicFilter = new TopicFilterBuilder()
.WithTopic(topic)
.WithExactlyOnceQoS()
.Build();
var topicSub = new MqttClientSubscribeOptionsBuilder()
.WithTopicFilter(topicFilter)
.Build();
var res = await this.client.SubscribeAsync(topicSub).ConfigureAwait(false);
client.UseApplicationMessageReceivedHandler(e =>
{
if (e.ApplicationMessage.Topic == topic)
{
try
{
action(topic, e.ApplicationMessage.Payload);
}
catch (Exception ex)
{
logger.Error(ex);
}
}
});
}
public MqttDriver(string mqttBrokerHost, int tcpPort, IList <LoraControllerFullInfo> loraControllers, IChannelCommandManagerDriverSide <string, IInteleconCommand> commandManagerDriverSide)
{
_mqttBrokerHost = mqttBrokerHost;
_tcpPort = tcpPort;
_loraControllers = loraControllers;
_commandManagerDriverSide = commandManagerDriverSide;
_commandManagerDriverSide.CommandRequestAccepted += CommandManagerDriverSideOnCommandRequestAccepted;
_lastSixsCache = new AttachedLastDataCache();
var subscriptionList = loraControllers.GroupBy(lc => lc.RxTopicName).Select(g => g.Key);
var topicFilters = new List <TopicFilter>();
foreach (var topicName in subscriptionList)
{
Log.Log("[MQTT DRIVER] .ctor topic name to subscribe added: " + topicName);
var tfb = new TopicFilterBuilder();
tfb.WithTopic(topicName);
topicFilters.Add(tfb.Build());
}
_topicFilters = topicFilters;
Log.Log("[MQTT DRIVER] .ctor topics to subscribe to generated, count = " + _topicFilters.Count);
RunAsync().Wait();
Log.Log("[MQTT DRIVER] .ctor complete");
}
private IEnumerable <TopicFilter> WrapTopicFilters(IEnumerable <ITopicFilter> topicFilters)
{
return(topicFilters.Select(tFilter =>
{
var tf = new TopicFilterBuilder().WithTopic(tFilter.Topic);
switch (tFilter.QualityOfServiceLevel)
{
case QoSLevel.AtMostOnce:
tf.WithAtMostOnceQoS();
break;
case QoSLevel.AtLeastOnce:
tf.WithAtLeastOnceQoS();
break;
case QoSLevel.ExactlyOnce:
tf.WithExactlyOnceQoS();
break;
default:
throw new ArgumentOutOfRangeException();
}
return tf.Build();
}));
}
private async void Subscribe_Click(object sender, EventArgs e)
{
if (mqttClient == null || !mqttClient.IsConnected)
{
return;
}
if (!string.IsNullOrWhiteSpace(topicSubscribe.Text))
{
TopicFilterBuilder builder = new TopicFilterBuilder()
.WithTopic(topicSubscribe.Text);
if (qosSubscribe.SelectedIndex == -1)
{
qosSubscribe.SelectedIndex = 0;
}
builder.WithQualityOfServiceLevel((MqttQualityOfServiceLevel)qosSubscribe.SelectedIndex);
try
{
await mqttClient.SubscribeAsync(builder.Build());
if (!subscriptions.Items.Contains(topicSubscribe.Text))
{
subscriptions.Items.Add(topicSubscribe.Text);
}
}
catch (Exception ex)
{
MessageBox.Show(this, ex.Message);
}
}
}
/// <inheritdoc />
public async Task ConnectAsync()
{
this.MqttClient.UseApplicationMessageReceivedHandler(async e =>
{
if (!this.Handlers.TryGetValue(e.ApplicationMessage.Topic, out var handlers))
{
return;
}
var message = e.ApplicationMessage.ConvertPayloadToString();
var metric = JsonConvert.DeserializeObject <Metric>(message);
if (metric == null)
{
return;
}
foreach (var handler in handlers)
{
await handler(metric);
}
});
await this.MqttClient.ConnectAsync(this.MqttClientOptions);
var filter = new TopicFilterBuilder()
.WithTopic("#")
.Build();
await this.MqttClient.SubscribeAsync(filter);
}
public MqttClientSubscribeOptionsBuilder WithTopicFilter(TopicFilterBuilder topicFilterBuilder)
{
if (topicFilterBuilder == null)
{
throw new ArgumentNullException(nameof(topicFilterBuilder));
}
return(WithTopicFilter(topicFilterBuilder.Build()));
}
/// <summary>
/// 订阅主题
/// </summary>
/// <param name="topic"></param>
public bool SubscribeMessage()
{
try
{
if (mqttNetClient.MqttClientObj == null)
{
return(false);
}
if (mqttNetClient.MqttClientObj.IsConnected == false)
{
mqttNetClient.MqttClientObj.ConnectAsync(mqttNetClient.MqttClientOptions);
}
if (mqttNetClient.MqttClientObj.IsConnected == false)
{
LogHelper.Log.Info("Publish >>Connected Failed! ");
return(false);
}
List <TopicFilter> listTopic = new List <TopicFilter>();
if (mqttNetClient.Topic.Count() > 0)
{
foreach (var topic in mqttNetClient.Topic)
{
if (MqttQualityLevel == MqttQualityOfServiceLevel.AtMostOnce)
{
var topicFilterBuilder = new TopicFilterBuilder().WithTopic(topic)
.WithAtMostOnceQoS().Build();
listTopic.Add(topicFilterBuilder);
}
else if (MqttQualityLevel == MqttQualityOfServiceLevel.AtLeastOnce)
{
var topicFilterBuilder = new TopicFilterBuilder().WithTopic(topic)
.WithAtLeastOnceQoS().Build();
listTopic.Add(topicFilterBuilder);
}
else if (MqttQualityLevel == MqttQualityOfServiceLevel.ExactlyOnce)
{
var topicFilterBuilder = new TopicFilterBuilder().WithTopic(topic)
.WithExactlyOnceQoS().Build();
listTopic.Add(topicFilterBuilder);
}
}
if (listTopic.Count < 1)
{
return(false);
}
mqttNetClient.MqttClientObj.SubscribeAsync(listTopic.ToArray());
return(true);
}
return(false);
}
catch (Exception exp)
{
LogHelper.Log.Error("Subscrible >>" + exp.Message);
return(false);
}
}
public async void Subscribe()
{
var topicBuilder = new TopicFilterBuilder()
.WithTopic("test/messages")
.Build();
await MqttClient.SubscribeAsync(topicBuilder);
MqttClient.UseApplicationMessageReceivedHandler(e =>
{
MessageRecievedHandler(this, e);
});
}
public MQTTClient()
{
var mqttClient = new MqttFactory().CreateMqttClient();
var optionBuilder = new MqttClientOptionsBuilder();
optionBuilder
.WithClientId("c001")
.WithTcpServer(opts =>
{
opts.Server = "127.0.0.1";
opts.Port = 108;
})
.WithCredentials("u001", "p001")
.WithCleanSession(true);
var options = optionBuilder.Build();
mqttClient.ConnectAsync(options, CancellationToken.None).Wait();
var recieveHander = new MsgRecieveHandler();
mqttClient.ApplicationMessageReceivedHandler = recieveHander;
var topicBuilder = new TopicFilterBuilder();
topicBuilder.WithTopic("家/客厅/空调/#")
.WithAtMostOnceQoS();
var topicHome = topicBuilder.Build();
var subscribOptionBuilder = new MqttClientSubscribeOptionsBuilder();
subscribOptionBuilder.WithTopicFilter(topicHome);
var subOpt = subscribOptionBuilder.Build();
mqttClient.SubscribeAsync(subOpt, CancellationToken.None).Wait();
var appMsg = new MqttApplicationMessage();
appMsg.Topic = "家/客厅/空调/开关";
appMsg.Payload = Encoding.UTF8.GetBytes("我来了~");
appMsg.QualityOfServiceLevel = MqttQualityOfServiceLevel.AtMostOnce;
appMsg.Retain = false;
mqttClient.PublishAsync(appMsg, CancellationToken.None).Wait();
//var appMsg = new MqttApplicationMessage("家/客厅/空调/开关",
// Encoding.UTF8.GetBytes("消息内容"),
// MqttQualityOfServiceLevel.AtMostOnce, false);
}
private async Task OnConnected(MqttClientConnectedEventArgs e)
{
Console.WriteLine("Connected to MQTT host");
var topicSubscription = new TopicFilterBuilder()
.WithTopic(MqttTopic)
.WithExactlyOnceQoS()
.Build();
await _client.SubscribeAsync(topicSubscription);
Console.WriteLine($"Subscribed to {MqttTopic}");
}
private async Task SubscribeToTopic(string topic)
{
_logger.LogInformation($"Subscribing to topic '{topic}'");
var startTopicFilter = new TopicFilterBuilder()
.WithTopic(topic)
.WithAtLeastOnceQoS()
.Build();
await _mqttClient.SubscribeAsync(startTopicFilter);
_logger.LogInformation("Subscribing to topic 'mqtttimer/+/stop'");
}
public MqttClientSubscribeOptionsBuilder WithTopicFilter(Action <TopicFilterBuilder> topicFilterBuilder)
{
if (topicFilterBuilder == null)
{
throw new ArgumentNullException(nameof(topicFilterBuilder));
}
var internalTopicFilterBuilder = new TopicFilterBuilder();
topicFilterBuilder(internalTopicFilterBuilder);
return(WithTopicFilter(internalTopicFilterBuilder));
}
/// <summary>
/// TODO su
/// </summary>
/// <param name="topics"></param>
/// <returns></returns>
public async Task SubscribeAsync(IEnumerable <MQTTTopicConfiguration> topics)
{
var returnList = new List <MQTTTopicConfiguration>();
var errorList = new List <Error>();
var topicBuilder = new TopicFilterBuilder();
foreach (var topic in topics)
{
topicBuilder.WithTopic(topic.Name).WithQualityOfServiceLevel((MqttQualityOfServiceLevel)topic.QoS);
}
var result = await _client.SubscribeAsync(topicBuilder.Build());
}
public static void StartMain()
{
try
{
var factory = new MqttFactory();
var mqttClient = factory.CreateMqttClient();
var options = new MqttClientOptionsBuilder()
.WithTcpServer(ServerUrl, Port)
.WithCredentials(UserId, Password)
.WithClientId(Guid.NewGuid().ToString().Substring(0, 5))
.Build();
mqttClient.ConnectAsync(options);
mqttClient.UseConnectedHandler(async e =>
{
Console.WriteLine("Connected >>Success");
// Subscribe to a topic
var topicFilterBulder = new TopicFilterBuilder().WithTopic(Topic).Build();
await mqttClient.SubscribeAsync(topicFilterBulder);
Console.WriteLine("Subscribe >>" + Topic);
});
mqttClient.UseDisconnectedHandler(async e =>
{
Console.WriteLine("Disconnected >>Disconnected Server");
await Task.Delay(TimeSpan.FromSeconds(5));
try
{
await mqttClient.ConnectAsync(options);
}
catch (Exception exp)
{
Console.WriteLine("Disconnected >>Exception" + exp.Message);
}
});
mqttClient.UseApplicationMessageReceivedHandler(e =>
{
Console.WriteLine("MessageReceived >>" + Encoding.UTF8.GetString(e.ApplicationMessage.Payload));
});
Console.WriteLine(mqttClient.IsConnected.ToString());
}
catch (Exception exp)
{
Console.WriteLine("MessageReceived >>" + exp.Message);
}
}
public static async Task startClient()
{
MqttClientService mqttClientService = new MqttClientService();
IMqttClient mqttClient = mqttClientService.CreateMqttClient();
mqttClient.ApplicationMessageReceived += MqttClient_ApplicationMessageReceived;
mqttClient.Connected += MqttClient_Connected;
mqttClient.Disconnected += MqttClient_Disconnected;
MqttClientOptions mqttClientOptions = CreateOptions(ProtocolType.TCP, "127.0.0.1");
await mqttClientService.ConnectServer(mqttClient, mqttClientOptions);
var topicFilter = new TopicFilterBuilder().WithTopic("A/B/C").WithQualityOfServiceLevel(MqttQualityOfServiceLevel.AtLeastOnce);
await mqttClientService.SubscribeMessage(mqttClient, topicFilter);
}
public async Task Subscribe()
{
Reconnect();
_logger.LogInformation("Register subscription");
client.UseConnectedHandler(async e =>
{
var topicFilter = new TopicFilterBuilder()
.WithTopic(_configuration.Value.Topic)
.Build();
_logger.LogInformation($"Subscribe to topic {topicFilter.Topic}");
await client.SubscribeAsync(topicFilter);
_logger.LogInformation("Subscribed");
});
_logger.LogInformation("Subscription registered");
ConsumeMessage();
await Connect();
}
/// <summary>
/// 连接服务器并按标题订阅内容
/// </summary>
/// <param name="e"></param>
/// <returns></returns>
private async Task Connected(MqttClientConnectedEventArgs e)
{
try
{
List <TopicFilter> listTopic = new List <TopicFilter>();
if (listTopic.Count <= 0)
{
var topicFilterBulder = new TopicFilterBuilder().WithTopic(Variable.getTopic()).Build();
listTopic.Add(topicFilterBulder);
//Console.WriteLine("Connected >>Subscribe " + Topic);
}
await mqttClient.SubscribeAsync(listTopic.ToArray());
Console.WriteLine("Connected >>Subscribe Success");
}
catch (Exception exp)
{
Console.WriteLine(exp.Message);
}
}
public async Task RegisterMessageHandler(
Func <MqttMessage, CancellationToken, Task> messageHander)
{
if (!_started)
{
await _syncLock.WaitAsync();
try
{
if (!_started)
{
var topicFilter = new TopicFilterBuilder()
.WithTopic(_topicName)
.Build();
await _innerMqttClient.SubscribeAsync(topicFilter);
var options = new ManagedMqttClientOptionsBuilder()
.WithAutoReconnectDelay(TimeSpan.FromSeconds(5))
.WithClientOptions(new MqttClientOptionsBuilder()
.WithClientId(Guid.NewGuid().ToString())
.WithTcpServer(_config.Host, _config.Port)
.WithCredentials(_config.UserName, _config.Password)
.WithTls()
.Build())
.Build();
await _innerMqttClient.StartAsync(options);
_started = false;
}
}
finally
{
_syncLock.Release();
}
}
throw new NotImplementedException();
}
public async Task Initialize()
{
var factory = new MqttFactory();
mqttClient = factory.CreateMqttClient();
var options = new MqttClientOptionsBuilder()
.WithTcpServer(url, 1883)
.Build();
mqttClient.UseConnectedHandler(async e =>
{
var topicFilters = new TopicFilterBuilder()
.WithTopic("FX/FromNode")
.WithTopic("FX/FromPython")
.Build();
await mqttClient.SubscribeAsync(topicFilters);
});
await mqttClient.ConnectAsync(options, CancellationToken.None);
}
public static async Task ReqRepTest(int LoopNum)
{
string requestTopic = "mytopic/A/request";
var sw = new System.Diagnostics.Stopwatch();
sw.Start();
using (var cts = new CancellationTokenSource())
using (var startedev = new ManualResetEventSlim())
using (var connectedev = new ManualResetEventSlim())
using (var recvev = new ManualResetEventSlim())
{
var fac = new MqttFactory();
await Task.WhenAll(
Task.Run(async() =>
{
var svr = fac.CreateMqttServer();
var msgbuilder = new MqttApplicationMessageBuilder().WithPayload("req");
svr.ApplicationMessageReceived += async(sender, ev) =>
{
if (ev.ApplicationMessage.Topic.Equals(requestTopic, StringComparison.Ordinal))
{
var reqmsg = MessagePackSerializer.Deserialize <ReqMsg>(ev.ApplicationMessage.Payload);
var msg = msgbuilder.WithTopic(reqmsg.ReplyTopic).Build();
await svr.PublishAsync(msg);
}
};
svr.Started += (sender, ev) =>
{
startedev.Set();
};
var opt = new MqttServerOptionsBuilder()
.WithDefaultEndpoint()
.WithDefaultEndpointBoundIPAddress(IPAddress.Loopback)
.WithDefaultEndpointPort(10012)
.Build();
await svr.StartAsync(opt).ConfigureAwait(false);
cts.Token.WaitHandle.WaitOne();
await svr.StopAsync().ConfigureAwait(false);
})
,
Task.Run(async() =>
{
var client = fac.CreateMqttClient();
string replyTopic = "mytopic/A/reply";
var queue = new ConcurrentQueue <TaskCompletionSource <byte[]> >();
client.ApplicationMessageReceived += (sender, ev) =>
{
if (queue.TryDequeue(out var tcs))
{
tcs.TrySetResult(ev.ApplicationMessage.Payload);
}
};
client.Connected += (sender, ev) =>
{
connectedev.Set();
};
var clientopt = new MqttClientOptionsBuilder()
.WithClientId("clid")
.WithTcpServer("localhost", 10012)
.Build()
;
await client.ConnectAsync(clientopt).ConfigureAwait(false);
connectedev.Wait();
var topicFilter = new TopicFilterBuilder()
.WithTopic(replyTopic)
.WithAtLeastOnceQoS()
.Build()
;
await client.SubscribeAsync(topicFilter).ConfigureAwait(false);
Console.WriteLine($"client task loop started:{sw.Elapsed}");
var beginTime = sw.Elapsed;
var msgbuilder = new MqttApplicationMessageBuilder().WithTopic(requestTopic);
for (int i = 0; i < LoopNum; i++)
{
var reqpayload = MessagePackSerializer.Serialize(new ReqMsg(replyTopic, "hoge"));
var msg = msgbuilder
.WithPayload(reqpayload)
.Build();
;
var reqtcs = new TaskCompletionSource <byte[]>();
queue.Enqueue(reqtcs);
await client.PublishAsync(msg).ConfigureAwait(false);
await reqtcs.Task;
}
var endTime = sw.Elapsed;
Console.WriteLine($"elapsed(mqtt):{sw.Elapsed},rps={LoopNum/(endTime.Subtract(beginTime).TotalSeconds)}");
}).ContinueWith(t =>
{
Console.WriteLine($"all client task done:{sw.Elapsed}");
cts.Cancel();
if (t.IsCanceled)
{
throw new TaskCanceledException("server task cancelled", t.Exception);
}
else if (t.IsFaulted)
{
throw new AggregateException(t.Exception);
}
})
).ConfigureAwait(false);
}
}
private void Reset()
{
bool hasError = true;
while (hasError)
{
lastUpdate = DateTime.Now;
// Serial port reset
if (SerialPortEnabled)
{
try
{
if (serialPort != null && serialPort.IsOpen)
{
serialPort.Close();
serialPort.Dispose();
serialPort = null;
}
serialPort = new SerialPort();
serialPort.PortName = PortName;
serialPort.DataReceived += SerialPort_DataReceived;
Setup(serialPort);
serialPort.Open();
serialPort.ReadExisting();
Console.WriteLine($"{serialPort.PortName} Connected.");
hasError = false;
}
catch (Exception ex)
{
Console.WriteLine($"{serialPort.PortName} Connection failed. : {ex.Message}");
Retry();
}
}
else
{
Setup(new SerialPort()); // dummy
hasError = false;
}
// MQTT client setup
try
{
if (client != null)
{
client.Dispose();
}
client = null;
client = factory.CreateMqttClient();
var options = new MqttClientOptionsBuilder()
.WithTcpServer(Host, Port)
.Build();
// Set topic filters
client.UseConnectedHandler(async e =>
{
if (Topics != null && Topics.Length > 0)
{
var filters = new TopicFilter[Topics.Length];
for (int i = 0; i < filters.Length; i++)
{
filters[i] = new TopicFilterBuilder().WithTopic(Topics[i]).Build();
}
await client.SubscribeAsync(filters);
}
});
// Message receive event
client.UseApplicationMessageReceivedHandler(e => {
string topic = e.ApplicationMessage.Topic;
string data = Encoding.UTF8.GetString(e.ApplicationMessage.Payload);
OnTopicReceived(topic, data);
});
// Disconnect Event
client.UseDisconnectedHandler(async e =>
{
Console.WriteLine("MQTT Connection Closed.");
await Task.Delay(TimeSpan.FromSeconds(5));
Reset();
});
clientId = Guid.NewGuid().ToString();
Task.Run(async() => {
await client.ConnectAsync(options);
Console.WriteLine("MQTT Connected.");
});
}
catch (Exception ex)
{
Console.WriteLine($"MQTT Connection failed. : {ex.Message}");
Reset();
}
}
}
public async Task SubscribeMessage(IMqttClient mqttClient, TopicFilterBuilder topicFilterBuilder)
{
//var a = new TopicFilterBuilder().WithTopic("").WithQualityOfServiceLevel(MqttQualityOfServiceLevel.AtLeastOnce);
await mqttClient.SubscribeAsync(topicFilterBuilder.Build());
}
private async Task <bool> Init()
{
try
{
// var options = new MqttClientOptions() { ClientId = userInfo.Guid + "-" + userInfo.Name };
var options = new MqttClientOptions()
{
ClientId = Guid.NewGuid().ToString("D")
};
options.ChannelOptions = new MqttClientTcpOptions()
{
Server = ServerIp,
Port = Port
};
options.Credentials = new MqttClientCredentials()
{
Username = "******",
Password = "******"
};
options.CleanSession = true;
options.KeepAlivePeriod = TimeSpan.FromSeconds(100.5);
options.KeepAliveSendInterval = TimeSpan.FromSeconds(20000);
if (_mqttClient == null)
{
_mqttClient = new MqttFactory().CreateMqttClient();
}
var handler = new MqttApplicationMessageReceivedHandler();
_mqttClient.ApplicationMessageReceivedHandler = handler;
var r = await _mqttClient.ConnectAsync(options);
if (r.ResultCode == MQTTnet.Client.Connecting.MqttClientConnectResultCode.Success)
{
var msgTopicFilter = new TopicFilterBuilder().WithTopic(MQTTTopic.Msg.ToString() + "-" + App.CurrentUser.Id)
.WithQualityOfServiceLevel(MqttQualityOfServiceLevel.ExactlyOnce).Build();
var onlineTopicFilter = new TopicFilterBuilder().WithTopic(MQTTTopic.Online.ToString())
.WithQualityOfServiceLevel(MqttQualityOfServiceLevel.ExactlyOnce).Build();
var offlineTopicFilter = new TopicFilterBuilder().WithTopic(MQTTTopic.Offline.ToString())
.WithQualityOfServiceLevel(MqttQualityOfServiceLevel.ExactlyOnce).Build();
var registerTopicFilter = new TopicFilterBuilder().WithTopic(MQTTTopic.Register.ToString())
.WithQualityOfServiceLevel(MqttQualityOfServiceLevel.ExactlyOnce).Build();
var currentOptions = new MqttClientSubscribeOptions();
currentOptions.TopicFilters.Add(msgTopicFilter);
currentOptions.TopicFilters.Add(onlineTopicFilter);
currentOptions.TopicFilters.Add(offlineTopicFilter);
currentOptions.TopicFilters.Add(registerTopicFilter);
var cancel = new CancellationToken();
await _mqttClient.SubscribeAsync(currentOptions);
return(true);
}
else
{
ToastHelper.Instance.ShortAlert("Server Error!");
return(false);
}
//r.Wait(cancel);
}
catch (Exception ex)
{
ToastHelper.Instance.ShortAlert("Exception!");
return(false);
}
}
public static async Task TestMany(int loopNum, int taskNum)
{
var fac = new MqttFactory();
using (var cts = new CancellationTokenSource())
{
var sw = new System.Diagnostics.Stopwatch();
sw.Start();
await Task.WhenAll(
Task.Run(async() =>
{
var svr = fac.CreateMqttServer();
svr.Started += (sender, ev) =>
{
Console.WriteLine($"{sw.Elapsed} svr started");
};
svr.ClientConnected += (sender, ev) =>
{
Console.WriteLine($"{sw.Elapsed} client connected(S): {ev.Client.ClientId}");
};
svr.ClientDisconnected += (sender, ev) =>
{
Console.WriteLine($"{sw.Elapsed} client disconnected(S): {ev.Client.ClientId}");
};
var opt = new MqttServerOptionsBuilder()
.WithDefaultEndpoint()
.WithDefaultEndpointBoundIPAddress(IPAddress.Loopback)
.WithDefaultEndpointPort(10012)
.Build();
await svr.StartAsync(opt).ConfigureAwait(false);
cts.Token.WaitHandle.WaitOne();
await svr.StopAsync().ConfigureAwait(false);
})
,
Task.Run(async() =>
{
await Task.Delay(100).ConfigureAwait(false);
var client = fac.CreateMqttClient();
var clientopt = new MqttClientOptionsBuilder()
.WithClientId("clid")
.WithTcpServer("localhost", 10012)
.Build()
;
// var opt = new ManagedMqttClientOptionsBuilder()
// .WithClientOptions(clientopt)
// .WithAutoReconnectDelay(TimeSpan.FromMilliseconds(100))
// .Build();
using (var connectedEvent = new ManualResetEventSlim(false))
{
client.ApplicationMessageReceived += (sender, ev) =>
{
Console.WriteLine($"{sw.Elapsed} recv {ev.ApplicationMessage.Topic},{ev.ApplicationMessage.Payload[0]}");
};
client.Connected += (sender, ev) =>
{
Console.WriteLine($"{sw.Elapsed} client connected");
connectedEvent.Set();
};
client.Disconnected += (sender, ev) =>
{
Console.WriteLine($"{sw.Elapsed} client disconnected");
};
var topicFilter = new TopicFilterBuilder()
.WithTopic("mytopic/A").WithAtLeastOnceQoS().Build();
Console.WriteLine($"{sw.Elapsed} begin connection");
await client.ConnectAsync(clientopt).ConfigureAwait(false);
// await client.StartAsync(opt).ConfigureAwait(false);
connectedEvent.Wait();
if (!client.IsConnected)
{
Console.WriteLine($"not connected");
}
else
{
Console.WriteLine($"{sw.Elapsed} connection established");
}
await client.SubscribeAsync(new[] { topicFilter }).ConfigureAwait(false);
Console.WriteLine($"{sw.Elapsed} subscribing done");
var msgbuilder = new MqttApplicationMessageBuilder();
msgbuilder = msgbuilder.WithTopic("mytopic/A").WithAtLeastOnceQoS();
var dat = new byte[1];
for (int i = 0; i < 100; i++)
{
await Task.Yield();
dat[0] = (byte)(i % 255);
var msg = msgbuilder.WithPayload(dat).Build();
await client.PublishAsync(msg).ConfigureAwait(false);
Console.WriteLine($"{sw.Elapsed}: publish{i}");
}
await client.UnsubscribeAsync(new[] { topicFilter.Topic }).ConfigureAwait(false);
await client.DisconnectAsync().ConfigureAwait(false);
// await client.StopAsync().ConfigureAwait(false);
// cts.Cancel();
}
// var opt = new MqttClientOptionsBuilder()
// .Build();
// await client.ConnectAsync(opt).ConfigureAwait(false);
// var topicFilter = new TopicFilterBuilder()
// .WithTopic("topic")
// .Build();
// var subresults = await client.SubscribeAsync(new TopicFilter[] {topicFilter}).ConfigureAwait(false);
// foreach(var subresult in subresults)
// {
// }
}).ContinueWith(t =>
{
cts.Cancel();
})
);
sw.Stop();
}
}
