feat(sessions): add bounded replay ring buffer to SessionEventDistributor

2026-06-15 12:42:15 -04:00
parent 7773bdebbd
commit e962737d2c
6 changed files with 375 additions and 3 deletions
@@ -193,6 +193,16 @@ public sealed class GatewayOptionsValidator : OptionsValidatorBase<GatewayOption
        {
            builder.Add("MxGateway:Events:BackpressurePolicy must be a supported backpressure policy.");
        }
+
+        // ReplayBufferCapacity and ReplayRetentionSeconds are bounds on the replay ring
+        // buffer; 0 is a valid value (disables that dimension), so only negatives fail.
+        AddIfNegative(
+            options.ReplayBufferCapacity,
+            "MxGateway:Events:ReplayBufferCapacity must be greater than or equal to zero.",
+            builder);
+        builder.RequireThat(
+            options.ReplayRetentionSeconds >= 0,
+            "MxGateway:Events:ReplayRetentionSeconds must be greater than or equal to zero.");
    }

    private static void ValidateDashboard(DashboardOptions options, ValidationBuilder builder)