static async Task Main(string[] args)
{
var optionbuilder = new MqttServerOptionsBuilder()
.WithDefaultEndpointPort(3883)
.WithConnectionValidator((valid) =>
{
});
var server_logger = new MqttNetLogger("server logger");
server_logger.LogMessagePublished += (sender, e) =>
{
//Console.WriteLine(e.TraceMessage.ToString());
};
var mqttServer = new MqttFactory().CreateMqttServer(server_logger);
mqttServer.StartedHandler = new MqttServerStartedHandlerDelegate((e) =>
{
Console.WriteLine("mqtt server started!");
});
mqttServer.StoppedHandler = new MqttServerStoppedHandlerDelegate((e) =>
{
Console.WriteLine("mqtt server stopped!");
});
mqttServer.UseClientConnectedHandler((eventArgs) =>
{
Console.WriteLine($"client Connected ClientId:{eventArgs.ClientId}");
});
mqttServer.UseClientDisconnectedHandler((eventArgs) =>
{
Console.WriteLine($"client Disconnected ClientId:{eventArgs.ClientId} Type:{eventArgs.DisconnectType}");
});
mqttServer.UseApplicationMessageReceivedHandler((eventArgs) =>
{
var msg = eventArgs.ApplicationMessage;
var topic = msg.Topic;
var payload = msg.ConvertPayloadToString();
Console.WriteLine($"Topic:{topic}\r\nPayload:{payload}");
});
mqttServer.ClientSubscribedTopicHandler = new MqttServerClientSubscribedHandlerDelegate((e) =>
{
Console.WriteLine($"topic subscribed ClientId:{e.ClientId} Topic:{e.TopicFilter.ToString()}");
});
mqttServer.ClientUnsubscribedTopicHandler = new MqttServerClientUnsubscribedTopicHandlerDelegate((e) =>
{
Console.WriteLine($"topic ubsubscribed ClientId:{e.ClientId} Topic:{e.TopicFilter.ToString()}");
});
await mqttServer.StartAsync(optionbuilder.Build());
Console.WriteLine("输入exit退出");
var input = string.Empty;
while (true)
{
input = Console.ReadLine().ToLower().Trim();
if (input == "exit")
{
break;
}
switch (input)
{
case "exit":
await mqttServer.StopAsync();
return;
case "client":
var clients = await mqttServer.GetClientStatusAsync();
if (clients.Count == 0)
{
Console.WriteLine("no client");
continue;
}
foreach (var client in clients)
{
Console.WriteLine($"clientid:{client.ClientId}");
}
break;
case "msg":
var msgs = await mqttServer.GetRetainedApplicationMessagesAsync();
if (msgs.Count == 0)
{
Console.WriteLine("no message");
}
foreach (var item in msgs)
{
Console.WriteLine($"Topic:{item.Topic}, payload:{item.ConvertPayloadToString()}");
}
break;
case "session":
var mqttSessions = await mqttServer.GetSessionStatusAsync();
if (mqttSessions.Count == 0)
{
Console.WriteLine("no session");
continue;
}
foreach (var item in mqttSessions)
{
Console.WriteLine($"ClientId:{item.ClientId},PendingMsgCnt:{item.PendingApplicationMessagesCount}");
}
break;
default:
await Task.Delay(100);
break;
}
}
}