public async Task MqttServer_LotsOfRetainedMessages()
{
const int ClientCount = 100;
var server = new MqttFactory().CreateMqttServer();
try
{
await server.StartAsync(new MqttServerOptionsBuilder().Build());
Parallel.For(
0,
ClientCount,
new ParallelOptions {
MaxDegreeOfParallelism = 10
},
i =>
{
using (var client = new MqttFactory().CreateMqttClient())
{
client.ConnectAsync(new MqttClientOptionsBuilder().WithTcpServer("localhost").Build())
.GetAwaiter().GetResult();
for (var j = 0; j < 10; j++)
{
// Clear retained message.
client.PublishAsync(new MqttApplicationMessageBuilder().WithTopic("r" + i)
.WithPayload(new byte[0]).WithRetainFlag().Build()).GetAwaiter().GetResult();
// Set retained message.
client.PublishAsync(new MqttApplicationMessageBuilder().WithTopic("r" + i)
.WithPayload("value" + j).WithRetainFlag().Build()).GetAwaiter().GetResult();
}
client.DisconnectAsync().GetAwaiter().GetResult();
}
});
await Task.Delay(100);
var retainedMessages = server.GetRetainedMessages();
Assert.AreEqual(ClientCount, retainedMessages.Count);
for (var i = 0; i < ClientCount; i++)
{
Assert.IsTrue(retainedMessages.Any(m => m.Topic == "r" + i));
}
}
finally
{
await server.StopAsync();
}
}
/// <summary>
/// 4
/// </summary>
/// <returns></returns>
static async Task ManagedClientTest()
{
var ms = new ClientRetainedMessageHandler();
var options = new MqttManagedClientOptions
{
ClientOptions = new MqttClientOptions
{
ClientId = "MQTTnetManagedClientTest",
Credentials = new MqttClientCredentials()
{
Username = "******",
Password = Guid.NewGuid().ToString()
},
ChannelOptions = new MqttClientTcpOptions
{
Server = "broker.hivemq.com"
}
},
AutoReconnectDelay = TimeSpan.FromSeconds(1),
Storage = ms
};
try
{
var managedClient = new MqttFactory().CreateManagedMqttClient();
managedClient.ApplicationMessageReceived += (s, e) =>
{
Console.WriteLine(">> RECEIVED: " + e.ApplicationMessage.Topic);
};
await managedClient.PublishAsync(builder => builder.WithTopic("Step").WithPayload("1"));
await managedClient.PublishAsync(builder => builder.WithTopic("Step").WithPayload("2").WithAtLeastOnceQoS());
await managedClient.StartAsync(options);
await managedClient.SubscribeAsync(new TopicFilter("xyz", MqttQualityOfServiceLevel.AtMostOnce));
await managedClient.SubscribeAsync(new TopicFilter("abc", MqttQualityOfServiceLevel.AtMostOnce));
await managedClient.PublishAsync(builder => builder.WithTopic("Step").WithPayload("3"));
Console.WriteLine("Managed client started.");
Console.ReadLine();
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
static async Task CreateManagedClient(string topic)
{
string clientId = "ManagedClient";
var clientOptions = new MqttClientOptionsBuilder()
.WithClientId(clientId)
.WithTcpServer(brokenHostName, port: 1883)
.WithCleanSession()
.Build();
ManagedMqttClientOptions managedClientOptions = new ManagedMqttClientOptionsBuilder()
.WithAutoReconnectDelay(TimeSpan.FromSeconds(5))
.WithClientOptions(clientOptions)
.Build();
var managedClient = new MqttFactory().CreateManagedMqttClient();
//Subscribe to the topic
//await managedClient.SubscribeAsync(new TopicFilterBuilder()
// .WithTopic(topic)
// .WithQualityOfServiceLevel(MQTTnet.Protocol.MqttQualityOfServiceLevel.ExactlyOnce)
// .Build());
await managedClient.StartAsync(managedClientOptions);
await managedClient.PublishAsync(topic, "Hello from managed client, lets count from 0 to 99");
//Show the received messege in form topic: message
//managedClient.UseApplicationMessageReceivedHandler(e =>
//{
// try
// {
// string topic = e.ApplicationMessage.Topic;
// if (string.IsNullOrWhiteSpace(topic) == false)
// {
// string payload = Encoding.UTF8.GetString(e.ApplicationMessage.Payload);
// Console.WriteLine($"Topic: {topic}. Message Received: {payload}");
// }
// }
// catch (Exception ex)
// {
// Console.WriteLine(ex.Message, ex);
// }
//});
//Sending messages 100 times every 3 seconds
for (int i = 0; i < 100; i++)
{
await managedClient.PublishAsync(topic, i.ToString(), MQTTnet.Protocol.MqttQualityOfServiceLevel.ExactlyOnce);
Thread.Sleep(3000);
}
Console.ReadLine();
}
public static async Task RunAsync()
{
var ms = new ClientRetainedMessageHandler();
var options = new ManagedMqttClientOptions
{
ClientOptions = new MqttClientOptions
{
ClientId = "MQTTnetManagedClientTest",
Credentials = new RandomPassword(),
ChannelOptions = new MqttClientTcpOptions
{
Server = "broker.hivemq.com"
}
},
AutoReconnectDelay = TimeSpan.FromSeconds(1),
Storage = ms
};
try
{
var managedClient = new MqttFactory().CreateManagedMqttClient();
managedClient.ApplicationMessageReceivedHandler = new MqttApplicationMessageReceivedHandlerDelegate(e =>
{
Console.WriteLine(">> RECEIVED: " + e.ApplicationMessage.Topic);
});
await managedClient.StartAsync(options);
await managedClient.PublishAsync(builder => builder.WithTopic("Step").WithPayload("1"));
await managedClient.PublishAsync(builder => builder.WithTopic("Step").WithPayload("2").WithAtLeastOnceQoS());
await managedClient.SubscribeAsync(new MqttTopicFilter { Topic = "xyz", QualityOfServiceLevel = MqttQualityOfServiceLevel.AtMostOnce });
await managedClient.SubscribeAsync(new MqttTopicFilter { Topic = "abc", QualityOfServiceLevel = MqttQualityOfServiceLevel.AtMostOnce });
await managedClient.PublishAsync(builder => builder.WithTopic("Step").WithPayload("3"));
Console.WriteLine("Managed client started.");
Console.ReadLine();
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
public async Task <bool> PublishLockCommand(Guid moduleId, bool isLocked)
{
var dlm = await _repository.GetDLMByGuid(moduleId);
if (dlm == null)
{
return(false);
}
dlm.IsLocked = isLocked;
await _repository.Commit();
var mqttOptions = new MqttClientOptionsBuilder()
.WithClientId("LiveboltServer")
.WithTcpServer("localhost")
.WithCredentials("livebolt", "livebolt")
.Build();
var mqttClient = new MqttFactory().CreateMqttClient();
await mqttClient.ConnectAsync(mqttOptions);
var message = new MqttApplicationMessageBuilder()
.WithTopic($"dlm/lock/{moduleId}")
.WithPayload((isLocked ? 1 : 0).ToString())
.WithExactlyOnceQoS()
.Build();
await mqttClient.PublishAsync(message);
await mqttClient.DisconnectAsync();
return(true);
}
static async Task Main(string[] args)
{
//Sending properties
var topic = "andy840119/iot";
var quality = MqttQualityOfServiceLevel.AtLeastOnce;
//Run a MQTT publish client
var publishClient = new MqttFactory().CreateMqttClient();
await publishClient.ConnectAsync(new MqttClientOptionsBuilder().WithTcpServer(ServerAddress).Build());
while (true)
{
Console.WriteLine("Type any message to send message from publisher to subscripter...");
string line = Console.ReadLine();
Console.WriteLine("Message sent : " + line);
await publishClient.PublishAsync(new MqttApplicationMessage()
{
Topic = topic,
QualityOfServiceLevel = quality,
Payload = Encoding.UTF8.GetBytes(line),
});
await Task.Delay(500);
}
}
public async Task Post(DataValue value)
{
var options = new MqttClientOptionsBuilder()
.WithClientId(ClientId)
.WithTcpServer("106.14.142.74", 1883)
.WithCredentials("admin", "123456")
.WithCleanSession()
.Build();
var mqttclient = new MqttFactory().CreateMqttClient();
if (null == mqttclient)
{
throw new Exception("mqttclient有点问题");
}
await mqttclient.ConnectAsync(options);
var sendTopic = $"topic/narojay";
var sendMsg = JsonConvert.SerializeObject(value);
var msg = new MqttApplicationMessageBuilder().WithTopic(sendTopic).WithPayload(sendMsg)
.WithQualityOfServiceLevel(MQTTnet.Protocol.MqttQualityOfServiceLevel.AtLeastOnce).WithRetainFlag(false)
.Build();
for (var i = 0; i < 1000; i++)
{
mqttclient.PublishAsync(msg);
}
}
public async Task MqttServer_Publish()
{
var serverAdapter = new TestMqttServerAdapter();
var s = new MqttFactory().CreateMqttServer(new[] { serverAdapter }, new MqttNetLogger());
var receivedMessagesCount = 0;
try
{
await s.StartAsync(new MqttServerOptions());
var c1 = await serverAdapter.ConnectTestClient(s, "c1");
c1.ApplicationMessageReceived += (_, __) => receivedMessagesCount++;
var message = new MqttApplicationMessageBuilder().WithTopic("a").WithAtLeastOnceQoS().Build();
await c1.SubscribeAsync(new TopicFilter("a", MqttQualityOfServiceLevel.AtLeastOnce));
s.PublishAsync(message).Wait();
await Task.Delay(500);
}
finally
{
await s.StopAsync();
}
Assert.AreEqual(1, receivedMessagesCount);
}
// This code is used at the Wiki on GitHub!
// ReSharper disable once UnusedMember.Local
private static async void WikiCode()
{
{
var client = new MqttFactory().CreateMqttClient();
var options = new MqttClientOptionsBuilder()
.WithClientId("Client1")
.WithTcpServer("broker.hivemq.com")
.WithCredentials("bud", "%spencer%")
.WithTls()
.Build();
await client.ConnectAsync(options);
var message = new MqttApplicationMessageBuilder()
.WithTopic("MyTopic")
.WithPayload("Hello World")
.WithExactlyOnceQoS()
.WithRetainFlag()
.Build();
await client.PublishAsync(message);
}
{
var factory = new MqttFactory();
var client = factory.CreateMqttClient();
}
}
public async Task Publish_With_Properties()
{
var server = new MqttFactory().CreateMqttServer();
var client = new MqttFactory().CreateMqttClient();
try
{
await server.StartAsync(new MqttServerOptions());
var applicationMessage = new MqttApplicationMessageBuilder()
.WithTopic("Hello")
.WithPayload("World")
.WithAtMostOnceQoS()
.WithUserProperty("x", "1")
.WithUserProperty("y", "2")
.WithResponseTopic("response")
.WithContentType("text")
.WithMessageExpiryInterval(50)
.WithCorrelationData(new byte[12])
.WithTopicAlias(2)
.Build();
await client.ConnectAsync(new MqttClientOptionsBuilder().WithTcpServer("127.0.0.1").WithProtocolVersion(MqttProtocolVersion.V500).Build());
var result = await client.PublishAsync(applicationMessage);
await client.DisconnectAsync();
Assert.AreEqual(MqttClientPublishReasonCode.Success, result.ReasonCode);
}
finally
{
await server.StopAsync();
}
}
public static async Task StartAsync(AdminShellPackageEnv[] package, GrapevineLoggerSuper logger = null)
{
// Create TCP based options using the builder.
var options = new MqttClientOptionsBuilder()
.WithClientId("AASXPackageXplorer MQTT Client")
.WithTcpServer("localhost", 1883)
.Build();
//create MQTT Client and Connect using options above
IMqttClient mqttClient = new MqttFactory().CreateMqttClient();
await mqttClient.ConnectAsync(options);
int iAASEnv = 0;
for (iAASEnv = 0; iAASEnv < package.Length; iAASEnv++)
{
if (iAASEnv == lastAASEnv && package[iAASEnv] != null)
{
//publish AAS to AAS Topic
foreach (AdminShell.AdministrationShell aas in package[iAASEnv].AasEnv.AdministrationShells)
{
//publish submodels
int iSubmodel = 0;
foreach (var sm in package[iAASEnv].AasEnv.Submodels)
{
if (iSubmodel == lastSubmodel)
{
Console.WriteLine("Publish MQTT AAS " + aas.idShort + " Submodel_" + sm.idShort);
var message2 = new MqttApplicationMessageBuilder()
.WithTopic("Submodel_" + sm.idShort)
.WithPayload(Newtonsoft.Json.JsonConvert.SerializeObject(sm))
.WithExactlyOnceQoS()
.WithRetainFlag()
.Build();
await mqttClient.PublishAsync(message2);
lastSubmodel++;
iSubmodel = -1;
break;
}
iSubmodel++;
}
if (iSubmodel != -1)
{
lastSubmodel = 0;
lastAASEnv++;
}
break;
}
break;
}
}
if (package[lastAASEnv] == null)
{
lastAASEnv = 0;
}
}
public static async Task StartAsync(AdminShellPackageEnv package, GrapevineLoggerSuper logger = null)
{
// Create TCP based options using the builder.
var options = new MqttClientOptionsBuilder()
.WithClientId("AASXPackageXplorer MQTT Client")
.WithTcpServer("localhost", 1883)
.Build();
//create MQTT Client and Connect using options above
IMqttClient mqttClient = new MqttFactory().CreateMqttClient();
await mqttClient.ConnectAsync(options);
if (mqttClient.IsConnected)
{
logger?.Info("### CONNECTED WITH SERVER ###");
}
//publish AAS to AAS Topic
foreach (AdminShell.AdministrationShell aas in package.AasEnv.AdministrationShells)
{
logger?.Info("Publish AAS");
var message = new MqttApplicationMessageBuilder()
.WithTopic("AAS")
.WithPayload(Newtonsoft.Json.JsonConvert.SerializeObject(aas))
.WithExactlyOnceQoS()
.WithRetainFlag()
.Build();
await mqttClient.PublishAsync(message);
//publish submodels
foreach (var sm in package.AasEnv.Submodels)
{
logger?.Info("Publish " + "Submodel_" + sm.idShort);
var message2 = new MqttApplicationMessageBuilder()
.WithTopic("Submodel_" + sm.idShort)
.WithPayload(Newtonsoft.Json.JsonConvert.SerializeObject(sm))
.WithExactlyOnceQoS()
.WithRetainFlag()
.Build();
await mqttClient.PublishAsync(message2);
}
}
}
public static PythonDictionary publish_external(PythonDictionary parameters)
{
if (parameters is null)
{
throw new ArgumentNullException(nameof(parameters));
}
var server = Convert.ToString(parameters.get("server"));
var port = Convert.ToInt32(parameters.get("port", 1883));
var username = Convert.ToString(parameters.get("username"));
var password = Convert.ToString(parameters.get("password"));
var clientId = Convert.ToString(parameters.get("client_id", Guid.NewGuid().ToString("N")));
var topic = Convert.ToString(parameters.get("topic"));
var qos = Convert.ToInt32(parameters.get("qos", 0));
var retain = Convert.ToBoolean(parameters.get("retain", false));
var tls = Convert.ToBoolean(parameters.get("tls", false));
var timeout = Convert.ToInt32(parameters.get("timeout", 5000));
var payload = parameters.get("payload", null);
var mqttClient = new MqttFactory().CreateMqttClient();
try
{
var options = new MqttClientOptionsBuilder().WithTcpServer(server, port).WithCredentials(username, password).WithClientId(clientId)
.WithTimeout(TimeSpan.FromMilliseconds(timeout)).WithTls(new MqttClientOptionsBuilderTlsParameters
{
UseTls = tls
}).Build();
mqttClient.ConnectAsync(options).GetAwaiter().GetResult();
var message = new MqttApplicationMessageBuilder().WithTopic(topic).WithPayload(PythonConvert.ToPayload(payload))
.WithQualityOfServiceLevel((MqttQualityOfServiceLevel)qos).WithRetainFlag(retain).Build();
mqttClient.PublishAsync(message).GetAwaiter().GetResult();
return(new PythonDictionary
{
["type"] = "success"
});
}
catch (MqttConnectingFailedException)
{
return(new PythonDictionary
{
["type"] = "exception.connecting_failed"
});
}
catch (Exception exception)
{
return(PythonConvert.ToPythonDictionary(new ExceptionPythonModel(exception).ToDictionary()));
}
finally
{
mqttClient?.DisconnectAsync().GetAwaiter().GetResult();
mqttClient?.Dispose();
}
}
public async Task InitializeSubscriber(ClientConfiguration configuration)
{
var options = new MqttClientOptionsBuilder()
.WithClientId(configuration.ClientId)
.WithCleanSession(false)
.WithTcpServer(configuration.Host, configuration.Port)
.WithCredentials(configuration.Username, configuration.Password)
.WithKeepAlivePeriod(TimeSpan.FromMilliseconds(configuration.KeepAlivePeriod))
.WithCommunicationTimeout(TimeSpan.FromMilliseconds(configuration.CommunicationTimeout)).Build();
var mqttClient = new MqttFactory().CreateMqttClient();
string responsePayload = string.Empty;
mqttClient.UseApplicationMessageReceivedHandler(args =>
{
var payloadMqtt = args.ApplicationMessage.Payload;
var topic = args.ApplicationMessage.Topic;
var payload = Encoding.Default.GetString(payloadMqtt);
var message = JsonConvert.DeserializeObject <CommandDto>(payload);
Console.WriteLine($"Subscriber have received message from topic : {topic}");
if (topic.StartsWith("MQTTnet.RPC/"))
{
if (topic.EndsWith("/DoWork"))
{
Console.WriteLine($"Subscriber have done work with id : {message.Id}");
responsePayload = "Work done with success";
}
if (topic.EndsWith("/DoOtherWork"))
{
responsePayload = "Other Work done with success";
}
var messageMqtt = new MqttApplicationMessageBuilder()
.WithTopic(topic + "/response")
.WithPayload(responsePayload)
.WithQualityOfServiceLevel(MqttQualityOfServiceLevel.AtLeastOnce)
.WithRetainFlag(false)
.Build();
Task.Run(async() => await mqttClient.PublishAsync(messageMqtt));
}
});
var connectResult = await mqttClient.ConnectAsync(options);
Console.WriteLine($"Subscriber connection result : {connectResult.ResultCode}");
//await mqttClient.SubscribeAsync("#");
await mqttClient.SubscribeAsync("MQTTnet.RPC/+/DoWork");
await mqttClient.SubscribeAsync("MQTTnet.RPC/+/DoOtherWork");
}
static async Task Main(string[] args)
{
var mqttClientOptions = new MqttClientOptionsBuilder()
.WithClientId("client1")
.WithTcpServer("localhost", 1884)
.Build();
var opt = new ManagedMqttClientOptionsBuilder()
.WithAutoReconnectDelay(TimeSpan.FromSeconds(5))
.WithClientOptions(mqttClientOptions)
.Build();
var client = new MqttFactory().CreateManagedMqttClient();
await client.StartAsync(opt);
var generic_msg = new MqttApplicationMessageBuilder()
.WithTopic("farm/client1")
.WithPayload(new Payload().ToBytes(false))
.WithAtLeastOnceQoS()
.Build();
var rng = new Random();
var prevValue = 0.0;
for (var i = 0; i < 1000000; i++)
{
prevValue += rng.NextDouble() * 0.01;
await client.PublishAsync(generic_msg);
var moistureMsg = new MqttApplicationMessageBuilder()
.WithTopic("farm/client1/moisture")
.WithPayload(new MoisturePayload {
MoistureFraction = prevValue
}.ToBytes(false))
.WithAtLeastOnceQoS()
.Build();
await client.PublishAsync(moistureMsg);
Console.WriteLine("Sent.");
await Task.Delay(1000);
}
Console.ReadLine();
}
public static void Main()
{
var currentPath = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
Log.Logger = new LoggerConfiguration()
.MinimumLevel.Debug()
// ReSharper disable once AssignNullToNotNullAttribute
.WriteTo.File(Path.Combine(currentPath,
@"log\MqttBridge_.txt"), rollingInterval: RollingInterval.Day)
.WriteTo.Console()
.CreateLogger();
var config = ReadConfiguration(currentPath);
var optionsBuilder = new MqttServerOptionsBuilder()
.WithDefaultEndpoint().WithApplicationMessageInterceptor(
async c =>
{
IMqttClientOptions options;
if (config.UseSsl)
{
options = new MqttClientOptionsBuilder()
.WithClientId(config.BridgeUser.ClientId)
.WithTcpServer(config.BridgeUrl, config.BridgePort)
.WithCredentials(config.BridgeUser.UserName, config.BridgeUser.Password)
.WithTls()
.WithCleanSession()
.Build();
}
else
{
options = new MqttClientOptionsBuilder()
.WithClientId(config.BridgeUser.ClientId)
.WithTcpServer(config.BridgeUrl, config.BridgePort)
.WithCredentials(config.BridgeUser.UserName, config.BridgeUser.Password)
.WithCleanSession()
.Build();
}
var mqttClient = new MqttFactory().CreateMqttClient();
await mqttClient.ConnectAsync(options, CancellationToken.None);
await mqttClient.PublishAsync(c.ApplicationMessage, CancellationToken.None);
await mqttClient.DisconnectAsync(null, CancellationToken.None);
c.AcceptPublish = true;
LogMessage(c);
});
var mqttServer = new MqttFactory().CreateMqttServer();
mqttServer.StartAsync(optionsBuilder.Build());
Console.ReadLine();
}
public async Task MqttSendTest()
{
var jsonEventFormatter = new JsonEventFormatter();
var cloudEvent = new CloudEvent("com.github.pull.create",
new Uri("https://github.com/cloudevents/spec/pull/123"))
{
Id = "A234-1234-1234",
Time = new DateTime(2018, 4, 5, 17, 31, 0, DateTimeKind.Utc),
ContentType = new ContentType(MediaTypeNames.Text.Xml),
Data = "<much wow=\"xml\"/>"
};
var attrs = cloudEvent.GetAttributes();
attrs["comexampleextension1"] = "value";
attrs["comexampleextension2"] = new { othervalue = 5 };
var client = new MqttFactory().CreateMqttClient();
var options = new MqttClientOptionsBuilder()
.WithClientId("Client1")
.WithTcpServer("localhost", 52355)
.WithCleanSession()
.Build();
TaskCompletionSource <CloudEvent> tcs = new TaskCompletionSource <CloudEvent>();
await client.ConnectAsync(options);
client.ApplicationMessageReceived += (sender, args) =>
{
tcs.SetResult(args.ApplicationMessage.ToCloudEvent(jsonEventFormatter));
};
var result = await client.SubscribeAsync("abc");
await client.PublishAsync(new MqttCloudEventMessage(cloudEvent, new JsonEventFormatter()) { Topic = "abc" });
var receivedCloudEvent = await tcs.Task;
Assert.Equal(CloudEventsSpecVersion.V0_2, receivedCloudEvent.SpecVersion);
Assert.Equal("com.github.pull.create", receivedCloudEvent.Type);
Assert.Equal(new Uri("https://github.com/cloudevents/spec/pull/123"), receivedCloudEvent.Source);
Assert.Equal("A234-1234-1234", receivedCloudEvent.Id);
Assert.Equal(DateTime.Parse("2018-04-05T17:31:00Z").ToUniversalTime(),
receivedCloudEvent.Time.Value.ToUniversalTime());
Assert.Equal(new ContentType(MediaTypeNames.Text.Xml), receivedCloudEvent.ContentType);
Assert.Equal("<much wow=\"xml\"/>", receivedCloudEvent.Data);
var attr = receivedCloudEvent.GetAttributes();
Assert.Equal("value", (string)attr["comexampleextension1"]);
Assert.Equal(5, (int)((dynamic)attr["comexampleextension2"]).othervalue);
}
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);
}
public static async Task RunQoS0Test()
{
try
{
//var mqttServer = new MqttFactory().CreateMqttServer();
//await mqttServer.StartAsync(new MqttServerOptions());
var options = new MqttClientOptions
{
ChannelOptions = new MqttClientTcpOptions
{
Server = "127.0.0.1"
},
CleanSession = true
};
var client = new MqttFactory().CreateMqttClient();
await client.ConnectAsync(options);
var message = new MqttApplicationMessage
{
Topic = "A/B/C",
Payload = Encoding.UTF8.GetBytes("Hello World"),
QualityOfServiceLevel = MqttQualityOfServiceLevel.AtMostOnce
};
var stopwatch = new Stopwatch();
var iteration = 1;
while (true)
{
var sentMessagesCount = 0;
stopwatch.Restart();
while (stopwatch.ElapsedMilliseconds < 1000)
{
await client.PublishAsync(message).ConfigureAwait(false);
sentMessagesCount++;
}
Console.WriteLine($"Sent {sentMessagesCount} messages in iteration #" + iteration);
iteration++;
}
}
catch (Exception exception)
{
Console.WriteLine(exception);
}
}
static async Task Main(string[] args)
{
var mqttServer = new MqttFactory().CreateMqttServer();
var optionsBuilder = new MqttServerOptionsBuilder()
.WithConnectionValidator(c =>
{
if (c.ClientId.Length < 10)
{
c.ReturnCode = MqttConnectReturnCode.ConnectionRefusedIdentifierRejected;
return;
}
if (c.Username != "asd")
{
c.ReturnCode = MqttConnectReturnCode.ConnectionRefusedBadUsernameOrPassword;
return;
}
if (c.Password != "123Stella")
{
c.ReturnCode = MqttConnectReturnCode.ConnectionRefusedBadUsernameOrPassword;
return;
}
c.ReturnCode = MqttConnectReturnCode.ConnectionAccepted;
});
await mqttServer.StartAsync(optionsBuilder.Build());
mqttServer.ApplicationMessageReceivedHandler = new MessageHandler();
Console.WriteLine("Press any key to exit.");
Console.ReadLine();
await mqttServer.PublishAsync("set-on");
await mqttServer.PublishAsync("set-on");
await mqttServer.StopAsync();
}
// This code is used at the Wiki on GitHub!
// ReSharper disable once UnusedMember.Local
private static async void WikiCode()
{
{
var client = new MqttFactory().CreateMqttClient();
var options = new MqttClientOptionsBuilder()
.WithClientId("Client1")
.WithTcpServer("broker.hivemq.com")
.WithCredentials("bud", "%spencer%")
.WithTls()
.Build();
await client.ConnectAsync(options);
var message = new MqttApplicationMessageBuilder()
.WithTopic("MyTopic")
.WithPayload("Hello World")
.WithExactlyOnceQoS()
.WithRetainFlag()
.Build();
await client.PublishAsync(message);
}
{
var factory = new MqttFactory();
var client = factory.CreateMqttClient();
}
{
// Write all trace messages to the console window.
MqttNetGlobalLogger.LogMessagePublished += (s, e) =>
{
var trace = $">> [{e.TraceMessage.Timestamp:O}] [{e.TraceMessage.ThreadId}] [{e.TraceMessage.Source}] [{e.TraceMessage.Level}]: {e.TraceMessage.Message}";
if (e.TraceMessage.Exception != null)
{
trace += Environment.NewLine + e.TraceMessage.Exception.ToString();
}
Console.WriteLine(trace);
};
}
{
// Use a custom log ID for the logger.
var factory = new MqttFactory();
var mqttClient = factory.CreateMqttClient(new MqttNetLogger("MyCustomId"));
}
}
public void Startup()
{
MqttClientOptionsBuilder options = new MqttClientOptionsBuilder()
.WithTcpServer(Global.mqtt_server);
if (!string.IsNullOrEmpty(Global.mqtt_username))
{
options = options
.WithCredentials(Global.mqtt_username, Global.mqtt_password);
}
ManagedMqttClientOptions manoptions = new ManagedMqttClientOptionsBuilder()
.WithAutoReconnectDelay(TimeSpan.FromSeconds(5))
.WithClientOptions(options.Build())
.Build();
MqttClient = new MqttFactory().CreateManagedMqttClient();
MqttClient.Connected += (sender, e) =>
{
log.Debug("Connected");
// For the initial connection wait for the controller connected event to publish config
// For subsequent connections publish config immediately
if (ControllerConnected)
{
PublishConfig();
}
};
MqttClient.ConnectingFailed += (sender, e) => { log.Debug("Error connecting " + e.Exception.Message); };
MqttClient.StartAsync(manoptions);
MqttClient.ApplicationMessageReceived += MqttClient_ApplicationMessageReceived;
MqttClient.SubscribeAsync(new TopicFilterBuilder().WithTopic($"{Global.mqtt_prefix}/+/{Topic.command}").Build());
MqttClient.SubscribeAsync(new TopicFilterBuilder().WithTopic($"{Global.mqtt_prefix}/+/{Topic.brightness_command}").Build());
MqttClient.SubscribeAsync(new TopicFilterBuilder().WithTopic($"{Global.mqtt_prefix}/+/{Topic.temperature_heat_command}").Build());
MqttClient.SubscribeAsync(new TopicFilterBuilder().WithTopic($"{Global.mqtt_prefix}/+/{Topic.temperature_cool_command}").Build());
MqttClient.SubscribeAsync(new TopicFilterBuilder().WithTopic($"{Global.mqtt_prefix}/+/{Topic.humidify_command}").Build());
MqttClient.SubscribeAsync(new TopicFilterBuilder().WithTopic($"{Global.mqtt_prefix}/+/{Topic.dehumidify_command}").Build());
MqttClient.SubscribeAsync(new TopicFilterBuilder().WithTopic($"{Global.mqtt_prefix}/+/{Topic.mode_command}").Build());
MqttClient.SubscribeAsync(new TopicFilterBuilder().WithTopic($"{Global.mqtt_prefix}/+/{Topic.fan_mode_command}").Build());
MqttClient.SubscribeAsync(new TopicFilterBuilder().WithTopic($"{Global.mqtt_prefix}/+/{Topic.hold_command}").Build());
// Wait until shutdown
trigger.WaitOne();
MqttClient.PublishAsync($"{Global.mqtt_prefix}/status", "offline", MqttQualityOfServiceLevel.AtMostOnce, true);
}
public async Task PublishAsync(MqttApplicationMessage message)
{
var options = new MqttClientOptionsBuilder()
.WithClientId(_configuration.GetSection("MQTT").GetSection("MqttClientEnactorName").Value)
.WithTcpServer(_configuration.GetSection("MQTT").GetSection("IP").Value, int.Parse(_configuration.GetSection("MQTT").GetSection("Port").Value))
.Build();
var client = new MqttFactory().CreateMqttClient();
await client.ConnectAsync(options);
await client.PublishAsync(message.Topic, Encoding.UTF8.GetString(message.Payload), MqttQualityOfServiceLevel.AtMostOnce);
await client.DisconnectAsync();
}
static async Task Main(string[] args)
{
var name = "test";
var serverIp = "localhost:1883";
var topic = "swag";
//var client = new Manager(name,serverIp);
Console.ReadLine();
var options = new ManagedMqttClientOptionsBuilder().
WithAutoReconnectDelay(TimeSpan.FromSeconds(5))
.WithClientOptions(new MqttClientOptionsBuilder()
.WithClientId(name)
//.WithCredentials("panon", "dellaMarra")
.WithTcpServer(serverIp)
//.WithTls()
.Build())
.Build();
var managedMqttClient = new MqttFactory().CreateManagedMqttClient();
await managedMqttClient.StartAsync(options);
if (managedMqttClient.IsStarted)
{
Console.WriteLine("Client startato");
}
if (managedMqttClient.IsConnected)
{
Console.WriteLine("Client connesso");
}
Console.ReadLine();
//await managedMqttClient.SubscribeAsync(topic);
//Console.ReadLine();
await managedMqttClient.PublishAsync(new MqttApplicationMessageBuilder().WithTopic(topic)
.WithPayload("Hello World")
.WithExactlyOnceQoS()
.WithRetainFlag()
.Build()
);
Console.ReadLine();
//if (await client.SubscribeTopic(topic)) Console.WriteLine("Subscribed to " + topic);
//else Console.WriteLine("Cannot subscribe");
//Console.ReadLine();
//if (client.SendMessage("swag", "Hello")) Console.WriteLine("Message sent to " + topic);
//else Console.WriteLine("Cannot send message");
//if (client.SendMessage("swag", "I'm Smenz")) Console.WriteLine("Message sent to " + topic);
//else Console.WriteLine("Cannot send message");
}
static void Main(string[] args)
{
server.Start();
if (args.Length == 0)
{
System.Console.WriteLine("podaj scieżkę do pliku z pozycjami cymbalistow...");
return;
}
System.Console.WriteLine("Gdy na konsoli się pojawią informacje typu");
System.Console.WriteLine("[jankiel1] subscribe [jankiel2]");
System.Console.WriteLine("Nalezy wcisnąć ENTER by wysłać wiadomość od 'Mastera'");
System.Console.WriteLine("poinformowania cymbalistów by rozpoczeli działanie");
var positions = Helpers.GetPositions(args[0]);
int D = 0;
for (int i = 0; i < positions.GetLength(0); i++)
{
var name = Helpers.GetJankielName(positions[i]);
var neighbors = Helpers.GetNeighborsForI(positions, i, Settings.Default.HearDistance);
if (D < neighbors.Length)
{
D = neighbors.Length;
}
new Thread(new ThreadStart(new Jankiel.Jankiel(name, neighbors).Run)).Start();
}
var Master = new MqttFactory().CreateMqttClient();
Master.Connected += (s, e) =>
{
System.Console.WriteLine("Master Connected");
};
Master.ConnectAsync(new MqttClientOptionsBuilder().WithTcpServer("localhost", 1884).Build());
var msg = new StartExMessage(D * 2, 5, positions.GetLength(0)).GetBytes();
var mqMsg = new MqttApplicationMessageBuilder().WithTopic("Ex3Master").WithPayload(msg).Build();
System.Console.WriteLine("enter by wysłac wiadomosc od mastera");
System.Console.ReadLine();
Master.PublishAsync(mqMsg);
System.Console.WriteLine("enter by zakonczyc");
System.Console.ReadLine();
server.Stop();
}
static async Task Main(string[] args)
{
//Sending properties
var topic = "andy840119/iot";
var quality = MqttQualityOfServiceLevel.AtLeastOnce;
//Run a MQTT Server
var server = new MqttFactory().CreateMqttServer();
await server.StartAsync(new MqttServerOptions());
//Run a MQTT publish client
var publishClient = new MqttFactory().CreateMqttClient();
await publishClient.ConnectAsync(new MqttClientOptionsBuilder().WithTcpServer(ServerAddress).Build());
//Run a MQTT receive client
var receniveClient = new MqttFactory().CreateMqttClient();
await receniveClient.ConnectAsync(new MqttClientOptionsBuilder().WithTcpServer(ServerAddress).Build());
receniveClient.ApplicationMessageReceived += (object o, MqttApplicationMessageReceivedEventArgs e) =>
{
//Record received message.
var receiveBytes = e.ApplicationMessage.Payload;
var receiveMessage = Encoding.UTF8.GetString(receiveBytes);
Console.WriteLine(receiveMessage);
};
//Receive client subscribe a topic
await receniveClient.SubscribeAsync(new TopicFilterBuilder().WithTopic(topic).WithQualityOfServiceLevel(quality).Build());
while(true)
{
Console.WriteLine("Type any message to send message from publisher to subscripter...");
string line = Console.ReadLine();
Console.WriteLine("Message sent : " + line);
await publishClient.PublishAsync(new MqttApplicationMessage()
{
Topic = topic,
QualityOfServiceLevel = quality,
Payload = Encoding.UTF8.GetBytes(line),
});
await Task.Delay(500);
}
}
public async Task <bool> OpenDoor()
{
using (var mqttClient = new MqttFactory().CreateMqttClient())
{
await mqttClient.ConnectAsync(_options, CancellationToken.None);
var message = new MqttApplicationMessageBuilder()
.WithTopic(_topic)
.WithPayload("1")
.WithExactlyOnceQoS()
.Build();
var result = await mqttClient.PublishAsync(message, CancellationToken.None);
var isSuccess = result.ReasonCode == MqttClientPublishReasonCode.Success;
return(isSuccess);
}
}
public async Task MqttSendTest()
{
var jsonEventFormatter = new JsonEventFormatter();
var cloudEvent = new CloudEvent
{
Type = "com.github.pull.create",
Source = new Uri("https://github.com/cloudevents/spec/pull/123"),
Id = "A234-1234-1234",
Time = new DateTimeOffset(2018, 4, 5, 17, 31, 0, TimeSpan.Zero),
DataContentType = MediaTypeNames.Text.Xml,
Data = "<much wow=\"xml\"/>",
["comexampleextension1"] = "value"
};
var client = new MqttFactory().CreateMqttClient();
var options = new MqttClientOptionsBuilder()
.WithClientId("Client1")
.WithTcpServer("localhost", 52355)
.WithCleanSession()
.Build();
TaskCompletionSource <CloudEvent> tcs = new TaskCompletionSource <CloudEvent>();
await client.ConnectAsync(options);
client.ApplicationMessageReceived += (sender, args) =>
tcs.SetResult(args.ApplicationMessage.ToCloudEvent(jsonEventFormatter));
var result = await client.SubscribeAsync("abc");
await client.PublishAsync(cloudEvent.ToMqttApplicationMessage(ContentMode.Structured, new JsonEventFormatter(), topic: "abc"));
var receivedCloudEvent = await tcs.Task;
Assert.Equal(CloudEventsSpecVersion.Default, receivedCloudEvent.SpecVersion);
Assert.Equal("com.github.pull.create", receivedCloudEvent.Type);
Assert.Equal(new Uri("https://github.com/cloudevents/spec/pull/123"), receivedCloudEvent.Source);
Assert.Equal("A234-1234-1234", receivedCloudEvent.Id);
AssertTimestampsEqual("2018-04-05T17:31:00Z", receivedCloudEvent.Time.Value);
Assert.Equal(MediaTypeNames.Text.Xml, receivedCloudEvent.DataContentType);
Assert.Equal("<much wow=\"xml\"/>", receivedCloudEvent.Data);
Assert.Equal("value", (string)receivedCloudEvent["comexampleextension1"]);
}
static void Main(string[] args)
{
Console.WriteLine("Hello World!");
var options = new MqttClientOptionsBuilder()
.WithTcpServer("localhost", 5002) // Port is optional
.Build();
var client = new MqttFactory().CreateMqttClient();
Console.WriteLine("Ready to Connect");
Console.ReadLine();
Console.WriteLine("Connecting");
var task = client.ConnectAsync(options);
task.ContinueWith(t =>
{
Console.WriteLine("Subscribing");
client.SubscribeAsync("my/amazing/topic");
client.SubscribeAsync("my/+/stuff");
return(true);
})
.ContinueWith(t =>
{
if (t.Result)
{
Task.Delay(10000).Wait();
Console.WriteLine("Sending Data");
client.PublishAsync("my/dance/stuff", "{ \"DanceMove\":\"Break Dancing\" }");
}
});
Console.WriteLine("Hit Enter to Disconnect");
Console.ReadLine();
client.DisconnectAsync().Wait();
Console.WriteLine("Disconnected");
Console.WriteLine("Hit Enter to Shutdown");
Console.ReadLine();
}
public async Task Subscribe_And_Publish()
{
var server = new MqttFactory().CreateMqttServer();
var client1 = new MqttFactory().CreateMqttClient();
var client2 = new MqttFactory().CreateMqttClient();
try
{
await server.StartAsync(new MqttServerOptions());
var receivedMessages = new List <MqttApplicationMessageReceivedEventArgs>();
await client1.ConnectAsync(new MqttClientOptionsBuilder().WithTcpServer("127.0.0.1").WithClientId("client1").WithProtocolVersion(MqttProtocolVersion.V500).Build());
client1.ApplicationMessageReceivedHandler = new MqttApplicationMessageReceivedHandlerDelegate(e =>
{
lock (receivedMessages)
{
receivedMessages.Add(e);
}
});
await client1.SubscribeAsync("a");
await client2.ConnectAsync(new MqttClientOptionsBuilder().WithTcpServer("127.0.0.1").WithClientId("client2").WithProtocolVersion(MqttProtocolVersion.V500).Build());
await client2.PublishAsync("a", "b");
await Task.Delay(500);
await client2.DisconnectAsync();
await client1.DisconnectAsync();
Assert.AreEqual(1, receivedMessages.Count);
Assert.AreEqual("client1", receivedMessages[0].ClientId);
Assert.AreEqual("a", receivedMessages[0].ApplicationMessage.Topic);
Assert.AreEqual("b", receivedMessages[0].ApplicationMessage.ConvertPayloadToString());
}
finally
{
await server.StopAsync();
}
}
