diff --git a/src/ScadaLink.InboundAPI/Middleware/AuditWriteMiddleware.cs b/src/ScadaLink.InboundAPI/Middleware/AuditWriteMiddleware.cs
index eb0f9c9..2662f3f 100644
--- a/src/ScadaLink.InboundAPI/Middleware/AuditWriteMiddleware.cs
+++ b/src/ScadaLink.InboundAPI/Middleware/AuditWriteMiddleware.cs
@@ -145,6 +145,10 @@ public sealed class AuditWriteMiddleware
OccurredAtUtc = DateTime.UtcNow,
Channel = AuditChannel.ApiInbound,
Kind = kind,
+ // Audit Log #23: a fresh per-request correlation id so the
+ // inbound row carries a request identifier (closes the design
+ // gap that inbound rows should be correlatable).
+ CorrelationId = Guid.NewGuid(),
Actor = actor,
Target = methodName,
Status = status,
diff --git a/src/ScadaLink.SiteRuntime/Scripts/AuditingDbCommand.cs b/src/ScadaLink.SiteRuntime/Scripts/AuditingDbCommand.cs
index 223d294..a056214 100644
--- a/src/ScadaLink.SiteRuntime/Scripts/AuditingDbCommand.cs
+++ b/src/ScadaLink.SiteRuntime/Scripts/AuditingDbCommand.cs
@@ -37,6 +37,7 @@ internal sealed class AuditingDbCommand : DbCommand
private readonly string _siteId;
private readonly string _instanceName;
private readonly string? _sourceScript;
+ private readonly Guid _correlationId;
private readonly ILogger _logger;
private DbConnection? _wrappingConnection;
@@ -47,6 +48,7 @@ internal sealed class AuditingDbCommand : DbCommand
string siteId,
string instanceName,
string? sourceScript,
+ Guid correlationId,
ILogger logger)
{
_inner = inner ?? throw new ArgumentNullException(nameof(inner));
@@ -55,6 +57,7 @@ internal sealed class AuditingDbCommand : DbCommand
_siteId = siteId ?? string.Empty;
_instanceName = instanceName ?? string.Empty;
_sourceScript = sourceScript;
+ _correlationId = correlationId;
_logger = logger ?? throw new ArgumentNullException(nameof(logger));
}
@@ -426,7 +429,9 @@ internal sealed class AuditingDbCommand : DbCommand
OccurredAtUtc = DateTime.SpecifyKind(occurredAtUtc, DateTimeKind.Utc),
Channel = AuditChannel.DbOutbound,
Kind = AuditKind.DbWrite,
- CorrelationId = null,
+ // Audit Log #23: the execution-wide correlation id, so all the
+ // sync ApiCall/DbWrite rows from one script run share an id.
+ CorrelationId = _correlationId,
SourceSiteId = string.IsNullOrEmpty(_siteId) ? null : _siteId,
SourceInstanceId = _instanceName,
SourceScript = _sourceScript,
diff --git a/src/ScadaLink.SiteRuntime/Scripts/AuditingDbConnection.cs b/src/ScadaLink.SiteRuntime/Scripts/AuditingDbConnection.cs
index a1e6121..33edf62 100644
--- a/src/ScadaLink.SiteRuntime/Scripts/AuditingDbConnection.cs
+++ b/src/ScadaLink.SiteRuntime/Scripts/AuditingDbConnection.cs
@@ -36,6 +36,7 @@ internal sealed class AuditingDbConnection : DbConnection
private readonly string _siteId;
private readonly string _instanceName;
private readonly string? _sourceScript;
+ private readonly Guid _correlationId;
private readonly ILogger _logger;
public AuditingDbConnection(
@@ -45,6 +46,7 @@ internal sealed class AuditingDbConnection : DbConnection
string siteId,
string instanceName,
string? sourceScript,
+ Guid correlationId,
ILogger logger)
{
_inner = inner ?? throw new ArgumentNullException(nameof(inner));
@@ -53,6 +55,7 @@ internal sealed class AuditingDbConnection : DbConnection
_siteId = siteId ?? string.Empty;
_instanceName = instanceName ?? string.Empty;
_sourceScript = sourceScript;
+ _correlationId = correlationId;
_logger = logger ?? throw new ArgumentNullException(nameof(logger));
}
@@ -92,6 +95,7 @@ internal sealed class AuditingDbConnection : DbConnection
_siteId,
_instanceName,
_sourceScript,
+ _correlationId,
_logger);
}
diff --git a/src/ScadaLink.SiteRuntime/Scripts/ScriptRuntimeContext.cs b/src/ScadaLink.SiteRuntime/Scripts/ScriptRuntimeContext.cs
index 250dcc1..1708173 100644
--- a/src/ScadaLink.SiteRuntime/Scripts/ScriptRuntimeContext.cs
+++ b/src/ScadaLink.SiteRuntime/Scripts/ScriptRuntimeContext.cs
@@ -105,6 +105,21 @@ public class ScriptRuntimeContext
///
private readonly ICachedCallTelemetryForwarder? _cachedForwarder;
+ ///
+ /// Audit Log #23: the execution-wide audit correlation id. Every sync
+ /// trust-boundary audit row emitted by this script execution
+ /// (ApiCall, DbWrite) is stamped with this id so all the
+ /// rows from one script run can be correlated together.
+ ///
+ private readonly Guid _correlationId;
+
+ ///
+ /// Audit Log #23: the execution-wide audit correlation id. When omitted
+ /// (tag-change / timer-triggered executions) a fresh id is generated; an
+ /// inbound caller may supply one to tie the execution to an upstream
+ /// request. Stamped on the sync ApiCall/DbWrite audit rows
+ /// this execution emits.
+ ///
public ScriptRuntimeContext(
IActorRef instanceActor,
IActorRef self,
@@ -122,7 +137,8 @@ public class ScriptRuntimeContext
string? sourceScript = null,
IAuditWriter? auditWriter = null,
IOperationTrackingStore? operationTrackingStore = null,
- ICachedCallTelemetryForwarder? cachedForwarder = null)
+ ICachedCallTelemetryForwarder? cachedForwarder = null,
+ Guid? correlationId = null)
{
_instanceActor = instanceActor;
_self = self;
@@ -141,6 +157,7 @@ public class ScriptRuntimeContext
_auditWriter = auditWriter;
_operationTrackingStore = operationTrackingStore;
_cachedForwarder = cachedForwarder;
+ _correlationId = correlationId ?? Guid.NewGuid();
}
///
@@ -241,7 +258,7 @@ public class ScriptRuntimeContext
/// ExternalSystem.CachedCall("systemName", "methodName", params)
///
public ExternalSystemHelper ExternalSystem => new(
- _externalSystemClient, _instanceName, _logger, _auditWriter, _siteId, _sourceScript,
+ _externalSystemClient, _instanceName, _logger, _correlationId, _auditWriter, _siteId, _sourceScript,
// Audit Log #23 (M3 Bundle E — Task E3): emit CachedSubmit telemetry
// on every ExternalSystem.CachedCall enqueue.
_cachedForwarder);
@@ -255,6 +272,7 @@ public class ScriptRuntimeContext
_databaseGateway,
_instanceName,
_logger,
+ _correlationId,
// Audit Log #23 (M4 Bundle A): wire the IAuditWriter so
// Database.Connection(name) returns an auditing decorator that
// emits one DbOutbound/DbWrite row per script-initiated
@@ -362,6 +380,7 @@ public class ScriptRuntimeContext
private readonly IExternalSystemClient? _client;
private readonly string _instanceName;
private readonly ILogger _logger;
+ private readonly Guid _correlationId;
private readonly IAuditWriter? _auditWriter;
private readonly string _siteId;
private readonly string? _sourceScript;
@@ -374,6 +393,7 @@ public class ScriptRuntimeContext
IExternalSystemClient? client,
string instanceName,
ILogger logger,
+ Guid correlationId,
IAuditWriter? auditWriter = null,
string siteId = "",
string? sourceScript = null,
@@ -382,6 +402,7 @@ public class ScriptRuntimeContext
_client = client;
_instanceName = instanceName;
_logger = logger;
+ _correlationId = correlationId;
_auditWriter = auditWriter;
_siteId = siteId;
_sourceScript = sourceScript;
@@ -882,7 +903,9 @@ public class ScriptRuntimeContext
OccurredAtUtc = DateTime.SpecifyKind(occurredAtUtc, DateTimeKind.Utc),
Channel = AuditChannel.ApiOutbound,
Kind = AuditKind.ApiCall,
- CorrelationId = null,
+ // Audit Log #23: the execution-wide correlation id, so all the
+ // sync ApiCall/DbWrite rows from one script run share an id.
+ CorrelationId = _correlationId,
SourceSiteId = string.IsNullOrEmpty(_siteId) ? null : _siteId,
SourceInstanceId = _instanceName,
SourceScript = _sourceScript,
@@ -949,6 +972,7 @@ public class ScriptRuntimeContext
private readonly IDatabaseGateway? _gateway;
private readonly string _instanceName;
private readonly ILogger _logger;
+ private readonly Guid _correlationId;
private readonly string _siteId;
private readonly string? _sourceScript;
private readonly ICachedCallTelemetryForwarder? _cachedForwarder;
@@ -969,6 +993,7 @@ public class ScriptRuntimeContext
IDatabaseGateway? gateway,
string instanceName,
ILogger logger,
+ Guid correlationId,
IAuditWriter? auditWriter = null,
string siteId = "",
string? sourceScript = null,
@@ -977,6 +1002,7 @@ public class ScriptRuntimeContext
_gateway = gateway;
_instanceName = instanceName;
_logger = logger;
+ _correlationId = correlationId;
_auditWriter = auditWriter;
_siteId = siteId;
_sourceScript = sourceScript;
@@ -1011,6 +1037,7 @@ public class ScriptRuntimeContext
siteId: _siteId,
instanceName: _instanceName,
sourceScript: _sourceScript,
+ correlationId: _correlationId,
logger: _logger);
}
diff --git a/tests/ScadaLink.AuditLog.Tests/Integration/AuditWriteFailureSafetyTests.cs b/tests/ScadaLink.AuditLog.Tests/Integration/AuditWriteFailureSafetyTests.cs
index 7c505a8..9399fb7 100644
--- a/tests/ScadaLink.AuditLog.Tests/Integration/AuditWriteFailureSafetyTests.cs
+++ b/tests/ScadaLink.AuditLog.Tests/Integration/AuditWriteFailureSafetyTests.cs
@@ -150,6 +150,7 @@ public class AuditWriteFailureSafetyTests : TestKit, IClassFixture
+ {
+ ctx.Response.StatusCode = 200;
+ return Task.CompletedTask;
+ }, writer);
+
+ await mw.InvokeAsync(ctx);
+
+ var evt = Assert.Single(writer.Events);
+ Assert.NotNull(evt.CorrelationId);
+ Assert.NotEqual(Guid.Empty, evt.CorrelationId!.Value);
+ }
+
+ [Fact]
+ public async Task SeparateRequests_GetDistinct_CorrelationIds()
+ {
+ var writer = new RecordingAuditWriter();
+ var mw = CreateMiddleware(hc =>
+ {
+ hc.Response.StatusCode = 200;
+ return Task.CompletedTask;
+ }, writer);
+
+ await mw.InvokeAsync(BuildContext());
+ await mw.InvokeAsync(BuildContext());
+
+ Assert.Equal(2, writer.Events.Count);
+ Assert.NotEqual(writer.Events[0].CorrelationId, writer.Events[1].CorrelationId);
+ }
+
[Fact]
public async Task DurationMs_IsRecorded()
{
diff --git a/tests/ScadaLink.SiteRuntime.Tests/Scripts/DatabaseCachedWriteEmissionTests.cs b/tests/ScadaLink.SiteRuntime.Tests/Scripts/DatabaseCachedWriteEmissionTests.cs
index 991bbaf..042a031 100644
--- a/tests/ScadaLink.SiteRuntime.Tests/Scripts/DatabaseCachedWriteEmissionTests.cs
+++ b/tests/ScadaLink.SiteRuntime.Tests/Scripts/DatabaseCachedWriteEmissionTests.cs
@@ -47,6 +47,9 @@ public class DatabaseCachedWriteEmissionTests
gateway,
InstanceName,
NullLogger.Instance,
+ // Audit Log #23: execution-wide correlation id. Cached rows keep
+ // CorrelationId = TrackedOperationId, so any value works here.
+ Guid.NewGuid(),
siteId: SiteId,
sourceScript: SourceScript,
cachedForwarder: forwarder);
diff --git a/tests/ScadaLink.SiteRuntime.Tests/Scripts/DatabaseSyncEmissionTests.cs b/tests/ScadaLink.SiteRuntime.Tests/Scripts/DatabaseSyncEmissionTests.cs
index 2f6f9df..40f2986 100644
--- a/tests/ScadaLink.SiteRuntime.Tests/Scripts/DatabaseSyncEmissionTests.cs
+++ b/tests/ScadaLink.SiteRuntime.Tests/Scripts/DatabaseSyncEmissionTests.cs
@@ -48,14 +48,28 @@ public class DatabaseSyncEmissionTests
private const string SourceScript = "ScriptActor:Sync";
private const string ConnectionName = "machineData";
+ ///
+ /// Audit Log #23: a fixed execution-wide correlation id used by the
+ /// default
+ /// overload so assertions can compare against a known value.
+ ///
+ private static readonly Guid TestCorrelationId = Guid.NewGuid();
+
private static ScriptRuntimeContext.DatabaseHelper CreateHelper(
IDatabaseGateway gateway,
IAuditWriter? auditWriter)
+ => CreateHelper(gateway, auditWriter, TestCorrelationId);
+
+ private static ScriptRuntimeContext.DatabaseHelper CreateHelper(
+ IDatabaseGateway gateway,
+ IAuditWriter? auditWriter,
+ Guid correlationId)
{
return new ScriptRuntimeContext.DatabaseHelper(
gateway,
InstanceName,
NullLogger.Instance,
+ correlationId,
auditWriter: auditWriter,
siteId: SiteId,
sourceScript: SourceScript,
@@ -268,10 +282,34 @@ public class DatabaseSyncEmissionTests
Assert.Equal(SourceScript, evt.SourceScript);
// Outbound channel: Actor carries the calling script identity.
Assert.Equal(SourceScript, evt.Actor);
- Assert.Null(evt.CorrelationId);
+ // Audit Log #23: the sync DbWrite row now carries the execution-wide
+ // correlation id the helper was constructed with.
+ Assert.Equal(TestCorrelationId, evt.CorrelationId);
Assert.NotEqual(Guid.Empty, evt.EventId);
}
+ [Fact]
+ public async Task SyncDbWrite_StampsExecutionCorrelationId()
+ {
+ using var keepAlive = new SqliteConnection("Data Source=kc;Mode=Memory;Cache=Shared");
+ var inner = NewInMemoryDb(out var _);
+ var gateway = new Mock();
+ gateway
+ .Setup(g => g.GetConnectionAsync(ConnectionName, It.IsAny()))
+ .ReturnsAsync(inner);
+ var writer = new CapturingAuditWriter();
+ var correlationId = Guid.NewGuid();
+
+ var helper = CreateHelper(gateway.Object, writer, correlationId);
+ await using var conn = await helper.Connection(ConnectionName);
+ await using var cmd = conn.CreateCommand();
+ cmd.CommandText = "INSERT INTO t (id, name) VALUES (7, 'eta')";
+ await cmd.ExecuteNonQueryAsync();
+
+ var evt = Assert.Single(writer.Events);
+ Assert.Equal(correlationId, evt.CorrelationId);
+ }
+
[Fact]
public async Task DurationMs_NonZero()
{
diff --git a/tests/ScadaLink.SiteRuntime.Tests/Scripts/ExternalSystemCachedCallEmissionTests.cs b/tests/ScadaLink.SiteRuntime.Tests/Scripts/ExternalSystemCachedCallEmissionTests.cs
index 7516822..f2edfa8 100644
--- a/tests/ScadaLink.SiteRuntime.Tests/Scripts/ExternalSystemCachedCallEmissionTests.cs
+++ b/tests/ScadaLink.SiteRuntime.Tests/Scripts/ExternalSystemCachedCallEmissionTests.cs
@@ -49,6 +49,9 @@ public class ExternalSystemCachedCallEmissionTests
client,
InstanceName,
NullLogger.Instance,
+ // Audit Log #23: execution-wide correlation id. Cached rows keep
+ // CorrelationId = TrackedOperationId, so any value works here.
+ Guid.NewGuid(),
auditWriter: null,
siteId: SiteId,
sourceScript: SourceScript,
diff --git a/tests/ScadaLink.SiteRuntime.Tests/Scripts/ExternalSystemCallAuditEmissionTests.cs b/tests/ScadaLink.SiteRuntime.Tests/Scripts/ExternalSystemCallAuditEmissionTests.cs
index d021181..209946e 100644
--- a/tests/ScadaLink.SiteRuntime.Tests/Scripts/ExternalSystemCallAuditEmissionTests.cs
+++ b/tests/ScadaLink.SiteRuntime.Tests/Scripts/ExternalSystemCallAuditEmissionTests.cs
@@ -45,14 +45,28 @@ public class ExternalSystemCallAuditEmissionTests
private const string InstanceName = "Plant.Pump42";
private const string SourceScript = "ScriptActor:CheckPressure";
+ ///
+ /// Audit Log #23: a fixed execution-wide correlation id used by the
+ /// default
+ /// overload so assertions can compare against a known value.
+ ///
+ private static readonly Guid TestCorrelationId = Guid.NewGuid();
+
private static ScriptRuntimeContext.ExternalSystemHelper CreateHelper(
IExternalSystemClient client,
IAuditWriter? auditWriter)
+ => CreateHelper(client, auditWriter, TestCorrelationId);
+
+ private static ScriptRuntimeContext.ExternalSystemHelper CreateHelper(
+ IExternalSystemClient client,
+ IAuditWriter? auditWriter,
+ Guid correlationId)
{
return new ScriptRuntimeContext.ExternalSystemHelper(
client,
InstanceName,
NullLogger.Instance,
+ correlationId,
auditWriter,
SiteId,
SourceScript);
@@ -211,7 +225,47 @@ public class ExternalSystemCallAuditEmissionTests
Assert.Equal(SourceScript, evt.SourceScript);
// Outbound channel: Actor carries the calling script identity.
Assert.Equal(SourceScript, evt.Actor);
- Assert.Null(evt.CorrelationId);
+ // Audit Log #23: the sync ApiCall row now carries the execution-wide
+ // correlation id the helper was constructed with.
+ Assert.Equal(TestCorrelationId, evt.CorrelationId);
+ }
+
+ [Fact]
+ public async Task Call_SyncApiCall_StampsExecutionCorrelationId()
+ {
+ var client = new Mock();
+ client
+ .Setup(c => c.CallAsync("ERP", "GetOrder", It.IsAny?>(), It.IsAny()))
+ .ReturnsAsync(new ExternalCallResult(true, "{}", null));
+ var writer = new CapturingAuditWriter();
+ var correlationId = Guid.NewGuid();
+
+ var helper = CreateHelper(client.Object, writer, correlationId);
+ await helper.Call("ERP", "GetOrder");
+
+ var evt = Assert.Single(writer.Events);
+ Assert.Equal(correlationId, evt.CorrelationId);
+ }
+
+ [Fact]
+ public async Task Call_TwoCallsOnSameHelper_ShareTheSameCorrelationId()
+ {
+ var client = new Mock();
+ client
+ .Setup(c => c.CallAsync(It.IsAny(), It.IsAny(), It.IsAny?>(), It.IsAny()))
+ .ReturnsAsync(new ExternalCallResult(true, "{}", null));
+ var writer = new CapturingAuditWriter();
+ var correlationId = Guid.NewGuid();
+
+ var helper = CreateHelper(client.Object, writer, correlationId);
+ await helper.Call("ERP", "GetOrder");
+ await helper.Call("ERP", "GetCustomer");
+
+ Assert.Equal(2, writer.Events.Count);
+ // Both sync ApiCall rows from one execution carry the same id.
+ Assert.Equal(correlationId, writer.Events[0].CorrelationId);
+ Assert.Equal(correlationId, writer.Events[1].CorrelationId);
+ Assert.Equal(writer.Events[0].CorrelationId, writer.Events[1].CorrelationId);
}
[Fact]