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feat: add closed connection tracking, state filtering, ByStop/ByReason sorting

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This commit is contained in:
Joseph Doherty
2026-02-23 01:01:56 -05:00
parent 1806ae607e
commit e31ba04fdb
5 changed files with 178 additions and 3 deletions
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47
tests/NATS.Server.Tests/MonitorTests.cs
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@@ -179,6 +179,53 @@ public class MonitorTests : IAsyncLifetime
conn.Subs.ShouldContain("bar");
}
[Fact]
public async Task Connz_state_closed_returns_disconnected_clients()
{
// Connect then disconnect a client
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 {\"name\":\"closing-client\"}\r\n"u8.ToArray());
await Task.Delay(200);
sock.Shutdown(SocketShutdown.Both);
sock.Dispose();
await Task.Delay(500);
var response = await _http.GetAsync($"http://127.0.0.1:{_monitorPort}/connz?state=closed");
var connz = await response.Content.ReadFromJsonAsync<Connz>();
connz.ShouldNotBeNull();
connz.Conns.ShouldContain(c => c.Name == "closing-client");
var closed = connz.Conns.First(c => c.Name == "closing-client");
closed.Stop.ShouldNotBeNull();
closed.Reason.ShouldNotBeNullOrEmpty();
}
[Fact]
public async Task Connz_sort_by_stop_requires_closed_state()
{
var response = await _http.GetAsync($"http://127.0.0.1:{_monitorPort}/connz?sort=stop&state=open");
var connz = await response.Content.ReadFromJsonAsync<Connz>();
connz.ShouldNotBeNull();
}
[Fact]
public async Task Connz_sort_by_reason()
{
var sock = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
await sock.ConnectAsync(new IPEndPoint(IPAddress.Loopback, _natsPort));
var buf = new byte[4096];
_ = await sock.ReceiveAsync(buf);
sock.Shutdown(SocketShutdown.Both);
sock.Dispose();
await Task.Delay(500);
var response = await _http.GetAsync($"http://127.0.0.1:{_monitorPort}/connz?sort=reason&state=closed");
response.StatusCode.ShouldBe(HttpStatusCode.OK);
}
private static int GetFreePort()
{
using var sock = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);