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feat(controlplane): FleetStatusBroadcaster push-driven from cluster events + heartbeats

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This commit is contained in:
Joseph Doherty
2026-05-26 04:57:07 -04:00
parent f193872891
commit dd122c4ca9
2 changed files with 205 additions and 0 deletions
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45
tests/Server/ZB.MOM.WW.OtOpcUa.ControlPlane.Tests/FleetStatusBroadcasterTests.cs Normal file
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using Akka.Actor;
using Shouldly;
using Xunit;
using ZB.MOM.WW.OtOpcUa.Commons.Messages.Fleet;
using ZB.MOM.WW.OtOpcUa.Commons.Types;
using ZB.MOM.WW.OtOpcUa.ControlPlane.Fleet;
using ZB.MOM.WW.OtOpcUa.ControlPlane.Tests.Harness;
namespace ZB.MOM.WW.OtOpcUa.ControlPlane.Tests;
public sealed class FleetStatusBroadcasterTests : ControlPlaneActorTestBase
{
[Fact]
public void Self_member_up_lands_in_snapshot()
{
var probe = CreateTestProbe();
Sys.ActorOf(FleetStatusBroadcaster.Props(broadcast: msg => probe.Ref.Tell(msg)));
// The cluster self-joined in the harness — InitialStateAsEvents replays MemberUp for self.
var snapshot = probe.ExpectMsg<FleetStatusChanged>(TimeSpan.FromSeconds(5));
snapshot.Nodes.Count.ShouldBeGreaterThanOrEqualTo(1);
snapshot.Nodes.Any(n => n.Health == FleetNodeHealth.Healthy).ShouldBeTrue();
}
[Fact]
public void Heartbeat_updates_revision_in_next_snapshot()
{
var probe = CreateTestProbe();
var actor = Sys.ActorOf(FleetStatusBroadcaster.Props(broadcast: msg => probe.Ref.Tell(msg)));
// Drain the initial MemberUp snapshot.
probe.ExpectMsg<FleetStatusChanged>(TimeSpan.FromSeconds(5));
// Send a heartbeat for a node we know about (the self node from the cluster).
var selfHost = Akka.Cluster.Cluster.Get(Sys).SelfAddress.Host!;
var rev = RevisionHash.Parse(new string('c', 64));
actor.Tell(new FleetStatusBroadcaster.DriverHostStatusHeartbeat(NodeId.Parse(selfHost), rev));
// Wait for next periodic broadcast and assert the revision propagated.
var next = probe.FishForMessage<FleetStatusChanged>(
isMessage: m => m.Nodes.Any(n => n.CurrentRevision == rev),
max: TimeSpan.FromSeconds(10));
next.Nodes.Single(n => n.NodeId.Value == selfHost).CurrentRevision.ShouldBe(rev);
}
}