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feat: add connz mqtt_client filtering for open and closed connections

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This commit is contained in:
Joseph Doherty
2026-02-23 05:53:24 -05:00
parent 4a242f614f
commit 3f48d1c5ee
5 changed files with 57 additions and 0 deletions
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45
tests/NATS.Server.Tests/MonitorTests.cs
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@@ -203,6 +203,51 @@ public class MonitorTests : IAsyncLifetime
closed.Reason.ShouldNotBeNullOrEmpty();
}
[Fact]
public async Task Connz_filters_by_mqtt_client_for_open_connections()
{
// Connect a regular NATS client (no MQTT ID)
using var sock = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
await sock.ConnectAsync(new IPEndPoint(IPAddress.Loopback, _natsPort));
using var stream = new NetworkStream(sock);
var buf = new byte[4096];
_ = await stream.ReadAsync(buf);
await stream.WriteAsync("CONNECT {}\r\n"u8.ToArray());
await Task.Delay(200);
// Query for an MQTT client ID that no connection has
var response = await _http.GetAsync($"http://127.0.0.1:{_monitorPort}/connz?mqtt_client=some-id");
response.StatusCode.ShouldBe(HttpStatusCode.OK);
var connz = await response.Content.ReadFromJsonAsync<Connz>();
connz.ShouldNotBeNull();
connz.NumConns.ShouldBe(0);
}
[Fact]
public async Task Connz_filters_by_mqtt_client_for_closed_connections()
{
// Connect then disconnect a client so it appears in closed list
var sock = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
await sock.ConnectAsync(new IPEndPoint(IPAddress.Loopback, _natsPort));
using var stream = new NetworkStream(sock);
var buf = new byte[4096];
_ = await stream.ReadAsync(buf);
await stream.WriteAsync("CONNECT {}\r\n"u8.ToArray());
await Task.Delay(200);
sock.Shutdown(SocketShutdown.Both);
sock.Dispose();
await Task.Delay(500);
// Query closed connections with an MQTT client ID that no connection has
var response = await _http.GetAsync($"http://127.0.0.1:{_monitorPort}/connz?state=closed&mqtt_client=missing-id");
response.StatusCode.ShouldBe(HttpStatusCode.OK);
var connz = await response.Content.ReadFromJsonAsync<Connz>();
connz.ShouldNotBeNull();
connz.NumConns.ShouldBe(0);
}
[Fact]
public async Task Connz_sort_by_stop_requires_closed_state()
{