perf(comms+audit): close phase-2 residuals — direct ingest path, monotonic timeouts, synthetic probe, not-reporting set, cursor-exact audit pull

src/ZB.MOM.WW.ScadaBridge.Communication/CentralControlGrpc/CentralControl.cs

@@ -114,33 +114,34 @@ namespace ZB.MOM.WW.ScadaBridge.Communication.Grpc {
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-            "TS5XVy5TY2FkYUJyaWRnZS5Db21tdW5pY2F0aW9uLkdycGNiBnByb3RvMw=="));
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+            "b2J1Zi5FbXB0eUIrqgIoWkIuTU9NLldXLlNjYWRhQnJpZGdlLkNvbW11bmlj",
+            "YXRpb24uR3JwY2IGcHJvdG8z"));
       descriptor = pbr::FileDescriptor.FromGeneratedCode(descriptorData,
           new pbr::FileDescriptor[] { global::Google.Protobuf.WellKnownTypes.EmptyReflection.Descriptor, global::Google.Protobuf.WellKnownTypes.TimestampReflection.Descriptor, global::Google.Protobuf.WellKnownTypes.WrappersReflection.Descriptor, global::ZB.MOM.WW.ScadaBridge.Communication.Grpc.SitestreamReflection.Descriptor, },
           new pbr::GeneratedClrTypeInfo(new[] {typeof(global::ZB.MOM.WW.ScadaBridge.Communication.Grpc.ConnectionHealthEnum), }, null, new pbr::GeneratedClrTypeInfo[] {
@@ -160,7 +161,7 @@ namespace ZB.MOM.WW.ScadaBridge.Communication.Grpc {
             new pbr::GeneratedClrTypeInfo(typeof(global::ZB.MOM.WW.ScadaBridge.Communication.Grpc.NodeStatusListDto), global::ZB.MOM.WW.ScadaBridge.Communication.Grpc.NodeStatusListDto.Parser, new[]{ "Nodes" }, null, null, null, null),
             new pbr::GeneratedClrTypeInfo(typeof(global::ZB.MOM.WW.ScadaBridge.Communication.Grpc.SiteHealthReportDto), global::ZB.MOM.WW.ScadaBridge.Communication.Grpc.SiteHealthReportDto.Parser, new[]{ "SiteId", "SequenceNumber", "ReportTimestamp", "DataConnectionStatuses", "TagResolutionCounts", "ScriptErrorCount", "AlarmEvaluationErrorCount", "StoreAndForwardBufferDepths", "DeadLetterCount", "DeployedInstanceCount", "EnabledInstanceCount", "DisabledInstanceCount", "NodeRole", "NodeHostname", "DataConnectionEndpoints", "DataConnectionTagQuality", "ParkedMessageCount", "ClusterNodes", "SiteAuditWriteFailures", "AuditRedactionFailure", "SiteAuditBacklog", "SiteEventLogWriteFailures", "OldestParkedMessageAgeSeconds", "ScriptQueueDepth", "ScriptBusyThreads", "ScriptOldestBusyAgeSeconds", "LocalDbReplicationConnected", "LocalDbOplogBacklog" }, null, null, null, new pbr::GeneratedClrTypeInfo[] { null, null, null, }),
             new pbr::GeneratedClrTypeInfo(typeof(global::ZB.MOM.WW.ScadaBridge.Communication.Grpc.SiteHealthReportAckDto), global::ZB.MOM.WW.ScadaBridge.Communication.Grpc.SiteHealthReportAckDto.Parser, new[]{ "SiteId", "SequenceNumber", "Accepted", "Error" }, null, null, null, null),
-            new pbr::GeneratedClrTypeInfo(typeof(global::ZB.MOM.WW.ScadaBridge.Communication.Grpc.HeartbeatDto), global::ZB.MOM.WW.ScadaBridge.Communication.Grpc.HeartbeatDto.Parser, new[]{ "SiteId", "NodeHostname", "IsActive", "Timestamp" }, null, null, null, null)
+            new pbr::GeneratedClrTypeInfo(typeof(global::ZB.MOM.WW.ScadaBridge.Communication.Grpc.HeartbeatDto), global::ZB.MOM.WW.ScadaBridge.Communication.Grpc.HeartbeatDto.Parser, new[]{ "SiteId", "NodeHostname", "IsActive", "Timestamp", "Synthetic" }, null, null, null, null)
           }));
     }
     #endregion
@@ -5826,6 +5827,7 @@ namespace ZB.MOM.WW.ScadaBridge.Communication.Grpc {
       nodeHostname_ = other.nodeHostname_;
       isActive_ = other.isActive_;
       timestamp_ = other.timestamp_ != null ? other.timestamp_.Clone() : null;
+      synthetic_ = other.synthetic_;
       _unknownFields = pb::UnknownFieldSet.Clone(other._unknownFields);
     }
 
@@ -5883,6 +5885,27 @@ namespace ZB.MOM.WW.ScadaBridge.Communication.Grpc {
       }
     }
 
+    /// <summary>Field number for the "synthetic" field.</summary>
+    public const int SyntheticFieldNumber = 5;
+    private bool synthetic_;
+    /// <summary>
+    /// Additive (field 5): true marks a SYNTHETIC heartbeat that carries no liveness
+    /// meaning — today only CentralChannelProvider's failback probe, which reuses this
+    /// RPC purely to test whether the preferred central endpoint answers again. Central
+    /// must skip ALL liveness/health bookkeeping for such a heartbeat: it does not come
+    /// from a site node's heartbeat timer, and treating it as one would keep a site
+    /// looking alive on the health dashboard from the probe alone. proto3 defaults it to
+    /// false, so a pre-existing site's heartbeat is a real one, as before.
+    /// </summary>
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    [global::System.CodeDom.Compiler.GeneratedCode("protoc", null)]
+    public bool Synthetic {
+      get { return synthetic_; }
+      set {
+        synthetic_ = value;
+      }
+    }
+
     [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
     [global::System.CodeDom.Compiler.GeneratedCode("protoc", null)]
     public override bool Equals(object other) {
@@ -5902,6 +5925,7 @@ namespace ZB.MOM.WW.ScadaBridge.Communication.Grpc {
       if (NodeHostname != other.NodeHostname) return false;
       if (IsActive != other.IsActive) return false;
       if (!object.Equals(Timestamp, other.Timestamp)) return false;
+      if (Synthetic != other.Synthetic) return false;
       return Equals(_unknownFields, other._unknownFields);
     }
 
@@ -5913,6 +5937,7 @@ namespace ZB.MOM.WW.ScadaBridge.Communication.Grpc {
       if (NodeHostname.Length != 0) hash ^= NodeHostname.GetHashCode();
       if (IsActive != false) hash ^= IsActive.GetHashCode();
       if (timestamp_ != null) hash ^= Timestamp.GetHashCode();
+      if (Synthetic != false) hash ^= Synthetic.GetHashCode();
       if (_unknownFields != null) {
         hash ^= _unknownFields.GetHashCode();
       }
@@ -5947,6 +5972,10 @@ namespace ZB.MOM.WW.ScadaBridge.Communication.Grpc {
         output.WriteRawTag(34);
         output.WriteMessage(Timestamp);
       }
+      if (Synthetic != false) {
+        output.WriteRawTag(40);
+        output.WriteBool(Synthetic);
+      }
       if (_unknownFields != null) {
         _unknownFields.WriteTo(output);
       }
@@ -5973,6 +6002,10 @@ namespace ZB.MOM.WW.ScadaBridge.Communication.Grpc {
         output.WriteRawTag(34);
         output.WriteMessage(Timestamp);
       }
+      if (Synthetic != false) {
+        output.WriteRawTag(40);
+        output.WriteBool(Synthetic);
+      }
       if (_unknownFields != null) {
         _unknownFields.WriteTo(ref output);
       }
@@ -5995,6 +6028,9 @@ namespace ZB.MOM.WW.ScadaBridge.Communication.Grpc {
       if (timestamp_ != null) {
         size += 1 + pb::CodedOutputStream.ComputeMessageSize(Timestamp);
       }
+      if (Synthetic != false) {
+        size += 1 + 1;
+      }
       if (_unknownFields != null) {
         size += _unknownFields.CalculateSize();
       }
@@ -6022,6 +6058,9 @@ namespace ZB.MOM.WW.ScadaBridge.Communication.Grpc {
         }
         Timestamp.MergeFrom(other.Timestamp);
       }
+      if (other.Synthetic != false) {
+        Synthetic = other.Synthetic;
+      }
       _unknownFields = pb::UnknownFieldSet.MergeFrom(_unknownFields, other._unknownFields);
     }
 
@@ -6060,6 +6099,10 @@ namespace ZB.MOM.WW.ScadaBridge.Communication.Grpc {
             input.ReadMessage(Timestamp);
             break;
           }
+          case 40: {
+            Synthetic = input.ReadBool();
+            break;
+          }
         }
       }
     #endif
@@ -6098,6 +6141,10 @@ namespace ZB.MOM.WW.ScadaBridge.Communication.Grpc {
             input.ReadMessage(Timestamp);
             break;
           }
+          case 40: {
+            Synthetic = input.ReadBool();
+            break;
+          }
         }
       }
     }