初始化

iotweb/Controllers/ValuesController.cs

@@ -0,0 +1,29 @@
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Mvc;
+using MQTTnet.Server;
+namespace iotweb.Controllers
+{
+    [Route("api/[controller]/[action]")]
+    [ApiController]
+    public class ValuesController : ControllerBase
+    {
+        private readonly MqttServer _mqttServer;
+
+        public ValuesController(MqttServer mqttServer)
+        {
+            _mqttServer = mqttServer;
+        }
+
+
+        [HttpGet()]
+        public async Task<IActionResult> GetConnectedClients()
+        {
+            var clients = await _mqttServer.GetClientsAsync();
+            return Ok(clients.Select(c => new
+            {
+                Id = c.Id,
+                Endpoint = c.Endpoint
+            }));
+        }
+    }
+}