Retain and replay ServiceLevel across publisher binding and failures

2026-10-13 13:26:27 -04:00
parent 6f0674296b
commit c8e3e279b4
13 changed files with 545 additions and 30 deletions
@@ -970,10 +970,10 @@ public sealed class OpcUaPublishActor : ReceiveActor, IWithTimers
        // node starting Detached/role-less (first level = 0) would be dedup'd away, leaving the SDK's
        // built-in default (255 = full service) standing — a degraded node wrongly advertising 255.
        if (_publishedAtLeastOnce && msg.ServiceLevel == _lastServiceLevel) return;
-        _lastServiceLevel = msg.ServiceLevel;
        try
        {
            _serviceLevel.Publish(msg.ServiceLevel);
+            _lastServiceLevel = msg.ServiceLevel;
            _publishedAtLeastOnce = true;
            OtOpcUaTelemetry.ServiceLevelChange.Add(1,
                new KeyValuePair<string, object?>("level", msg.ServiceLevel));
@@ -981,6 +981,8 @@ public sealed class OpcUaPublishActor : ReceiveActor, IWithTimers
        }
        catch (Exception ex)
        {
+            // A failed write may be partially applied; even a previous successful value must retry.
+            _publishedAtLeastOnce = false;
            _log.Warning(ex, "OpcUaPublish: ServiceLevel publisher threw at level {Level}", msg.ServiceLevel);
        }
    }