/// <summary>
/// 6
/// </summary>
/// <returns></returns>
static async Task ServerAndClientTestRunAsync()
{
MqttNetConsoleLogger.ForwardToConsole();
var factory = new MqttFactory();
var server = factory.CreateMqttServer();
var client = factory.CreateMqttClient();
var serverOptions = new MqttServerOptionsBuilder().Build();
server.ApplicationMessageReceived += Server_ApplicationMessageReceived;
await server.StartAsync(serverOptions);
var clientOptions = new MqttClientOptionsBuilder().WithTcpServer("127.0.0.1").Build();
client.ApplicationMessageReceived += Client_ApplicationMessageReceived;
await client.ConnectAsync(clientOptions);
Task.Run(() =>
{
while (client.IsConnected)
{
client.PublishAsync("test/topic", "hello").GetAwaiter().GetResult();
Thread.Sleep(500);
}
});
client.SubscribeAsync("test/topic");
}
public static async Task RunAsync()
{
MqttNetConsoleLogger.ForwardToConsole();
var factory = new MqttFactory();
var server = factory.CreateMqttServer();
var client = factory.CreateMqttClient();
var serverOptions = new MqttServerOptionsBuilder().Build();
await server.StartAsync(serverOptions);
var clientOptions = new MqttClientOptionsBuilder().WithTcpServer("localhost").Build();
await client.ConnectAsync(clientOptions);
await Task.Delay(Timeout.Infinite);
}
/// <summary>
/// 7
/// </summary>
/// <returns></returns>
static async Task ClientFlowTest()
{
MqttNetConsoleLogger.ForwardToConsole();
try
{
var factory = new MqttFactory();
var client = factory.CreateMqttClient();
var options = new MqttClientOptionsBuilder()
.WithTcpServer("localhost")
.Build();
Console.WriteLine("BEFORE CONNECT");
await client.ConnectAsync(options);
Console.WriteLine("AFTER CONNECT");
Console.WriteLine("BEFORE SUBSCRIBE");
await client.SubscribeAsync("test/topic");
Console.WriteLine("AFTER SUBSCRIBE");
Console.WriteLine("BEFORE PUBLISH");
await client.PublishAsync("test/topic", "payload");
Console.WriteLine("AFTER PUBLISH");
await Task.Delay(1000);
Console.WriteLine("BEFORE DISCONNECT");
await client.DisconnectAsync();
Console.WriteLine("AFTER DISCONNECT");
Console.WriteLine("FINISHED");
}
catch (Exception ex)
{
Console.WriteLine(ex);
}
}
public static async Task RunAsync()
{
try
{
MqttNetConsoleLogger.ForwardToConsole();
var factory = new MqttFactory();
var client = factory.CreateMqttClient();
var clientOptions = new MqttClientOptions
{
ChannelOptions = new MqttClientTcpOptions
{
Server = "127.0.0.1"
}
};
client.ApplicationMessageReceived += (s, e) =>
{
Console.WriteLine("### RECEIVED APPLICATION MESSAGE ###");
Console.WriteLine($"+ Topic = {e.ApplicationMessage.Topic}");
Console.WriteLine($"+ Payload = {Encoding.UTF8.GetString(e.ApplicationMessage.Payload)}");
Console.WriteLine($"+ QoS = {e.ApplicationMessage.QualityOfServiceLevel}");
Console.WriteLine($"+ Retain = {e.ApplicationMessage.Retain}");
Console.WriteLine();
};
client.Connected += async(s, e) =>
{
Console.WriteLine("### CONNECTED WITH SERVER ###");
await client.SubscribeAsync(new TopicFilterBuilder().WithTopic("#").Build());
Console.WriteLine("### SUBSCRIBED ###");
};
client.Disconnected += async(s, e) =>
{
Console.WriteLine("### DISCONNECTED FROM SERVER ###");
await Task.Delay(TimeSpan.FromSeconds(5));
try
{
await client.ConnectAsync(clientOptions);
}
catch
{
Console.WriteLine("### RECONNECTING FAILED ###");
}
};
try
{
await client.ConnectAsync(clientOptions);
}
catch (Exception exception)
{
Console.WriteLine("### CONNECTING FAILED ###" + Environment.NewLine + exception);
}
Console.WriteLine("### WAITING FOR APPLICATION MESSAGES ###");
while (true)
{
Console.ReadLine();
await client.SubscribeAsync(new TopicFilter("test", MqttQualityOfServiceLevel.AtMostOnce));
var applicationMessage = new MqttMessageBuilder()
.WithTopic("A/B/C")
.WithPayload("Hello World")
.WithAtLeastOnceQoS()
.Build();
await client.PublishAsync(applicationMessage);
}
}
catch (Exception exception)
{
Console.WriteLine(exception);
}
}
public static async Task RunAsync()
{
try
{
#region ipv6
var options = new MqttServerOptions
{
ConnectionValidator = p =>
{
if (p.ClientId == "SpecialClient")
{
if (p.Username != "USER" || p.Password != "PASS")
{
p.ReturnCode = MqttConnectReturnCode.ConnectionRefusedBadUsernameOrPassword;
}
}
},
Storage = new RetainedMessageHandler(),
ApplicationMessageInterceptor = context =>
{
if (MqttTopicFilterComparer.IsMatch(context.ApplicationMessage.Topic, "/myTopic/WithTimestamp/#"))
{
context.ApplicationMessage.Payload = Encoding.UTF8.GetBytes(DateTime.Now.ToString("O"));
}
if (context.ApplicationMessage.Topic == "not_allowed_topic")
{
context.AcceptPublish = false;
context.CloseConnection = true;
}
},
SubscriptionInterceptor = context =>
{
if (context.TopicFilter.Topic.StartsWith("admin/foo/bar") && context.ClientId != "theAdmin")
{
context.AcceptSubscription = false;
}
if (context.TopicFilter.Topic.StartsWith("the/secret/stuff") && context.ClientId != "Imperator")
{
context.AcceptSubscription = false;
context.CloseConnection = true;
}
}
};
//var certificate = new X509Certificate(@"C:\certs\test\test.cer", "");
//options.TlsEndpointOptions.Certificate = certificate.Export(X509ContentType.Cert);
//options.ConnectionBacklog = 5;
//options.DefaultEndpointOptions.IsEnabled = true;
//options.TlsEndpointOptions.IsEnabled = false;
var mqttServer = new MqttFactory().CreateMqttServer();
mqttServer.ApplicationMessageReceived += (s, e) =>
{
MqttNetConsoleLogger.PrintToConsole(
$"'{e.ClientId}' reported '{e.ApplicationMessage.Topic}' > '{Encoding.UTF8.GetString(e.ApplicationMessage.Payload ?? new byte[0])}'",
ConsoleColor.Magenta);
};
//options.ApplicationMessageInterceptor = c =>
//{
// if (c.ApplicationMessage.Payload == null || c.ApplicationMessage.Payload.Length == 0)
// {
// return;
// }
// try
// {
// var content = JObject.Parse(Encoding.UTF8.GetString(c.ApplicationMessage.Payload));
// var timestampProperty = content.Property("timestamp");
// if (timestampProperty != null && timestampProperty.Value.Type == JTokenType.Null)
// {
// timestampProperty.Value = DateTime.Now.ToString("O");
// c.ApplicationMessage.Payload = Encoding.UTF8.GetBytes(content.ToString());
// }
// }
// catch (Exception)
// {
// }
//};
mqttServer.ClientDisconnected += (s, e) =>
{
Console.Write("Client disconnected event fired.");
};
await mqttServer.StartAsync(options);
#endregion
Console.WriteLine("Press any key to exit.");
Console.ReadLine();
await mqttServer.StopAsync();
}
catch (Exception e)
{
Console.WriteLine(e);
}
Console.ReadLine();
}