Keep module output inside collapsible log sections - #4211
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📝 WalkthroughWalkthroughConsole output and artifact lifecycle logs now use ambient module logging when available. Distributed master and worker execution now establish module-specific logging scopes. Tests cover console delegation and artifact warning routing. ChangesAmbient logging integration
Estimated code review effort: 3 (Moderate) | ~25 minutes Merge Risk: 🔵 Low · up to Artifact upload failures may still appear outside the producing module’s collapsible log section in distributed execution. This is a bounded logging-placement issue, so the change is otherwise mergeable with explicit owner awareness or follow-up. Sequence Diagram(s)sequenceDiagram
participant ModuleRunner
participant DistributedModuleExecutor
participant ModuleLoggerScope
participant ArtifactLifecycleManager
participant ModuleLogger
ModuleRunner->>DistributedModuleExecutor: Execute module
DistributedModuleExecutor->>ModuleLoggerScope: Establish module-specific scope
DistributedModuleExecutor->>ArtifactLifecycleManager: Process artifacts
ArtifactLifecycleManager->>ModuleLoggerScope: Resolve ambient logger
ModuleLoggerScope-->>ArtifactLifecycleManager: Return module logger
ArtifactLifecycleManager->>ModuleLogger: Write artifact status or warning
Poem
🚥 Pre-merge checks | ✅ 4 | ❌ 1❌ Failed checks (1 warning)
✅ Passed checks (4 passed)
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Greptile SummaryThe PR routes rich console and artifact lifecycle output through an ambient module logger, including distributed execution, while retaining pipeline-level fallback behavior.
Confidence Score: 5/5The PR appears safe to merge. No blocking failure remains.
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| Filename | Overview |
|---|---|
| src/ModularPipelines/ConsoleWriter.cs | Routes rich output through the active module console writer and preserves direct console fallback when no module context exists. |
| src/ModularPipelines/Distributed/Artifacts/ArtifactLifecycleManager.cs | Selects the ambient module logger for artifact lifecycle messages while retaining the injected fallback logger. |
| src/ModularPipelines/Distributed/Master/DistributedModuleExecutor.cs | Keeps the master-local assignment’s logger scope active across artifact handling, module execution, and result publication. |
| src/ModularPipelines/Distributed/Worker/WorkerModuleExecutor.cs | Keeps worker assignment logging associated with the executing module throughout its distributed lifecycle. |
| src/ModularPipelines/Engine/Execution/ModuleRunner.cs | Reuses a matching ambient module logger without transferring or prematurely ending its executor-owned lifetime. |
| test/ModularPipelines.Distributed.UnitTests/Master/DistributedModuleExecutorTests.cs | Adds regression coverage for distributed ambient logging and artifact failure handling. |
| test/ModularPipelines.UnitTests/Artifacts/ArtifactContractTests.cs | Verifies artifact lifecycle warnings use the active module logger. |
| test/ModularPipelines.UnitTests/Console/ConsoleWriterTests.cs | Verifies both text and renderable console output use the ambient module writer. |
Sequence Diagram
sequenceDiagram
participant E as Distributed executor
participant S as Module logger scope
participant A as Artifact lifecycle
participant M as ModuleRunner
participant C as Coordinator
E->>S: Establish module logger
S->>A: Download consumed artifacts
S->>M: Execute with matching ambient logger
S->>A: Upload produced artifacts
S->>C: Publish module result
E->>S: Dispose and flush module output
Reviews (3): Last reviewed commit: "fix(logging): mark distributed failures" | Re-trigger Greptile
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Inline comments:
In `@test/ModularPipelines.UnitTests/Console/ConsoleWriterTests.cs`:
- Around line 11-26: Replace direct internal-service invocations with
pipeline-based coverage: in
test/ModularPipelines.UnitTests/Console/ConsoleWriterTests.cs lines 11-26,
register a module and invoke ConsoleWriter.LogToConsole through the pipeline; at
lines 28-42, do the same for ConsoleWriter.Write; in
test/ModularPipelines.UnitTests/Artifacts/ArtifactContractTests.cs lines 40-77,
execute artifact upload from a registered producer module in the pipeline.
Preserve the existing assertions and test coverage collection.
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src/ModularPipelines/ConsoleWriter.cssrc/ModularPipelines/Distributed/Artifacts/ArtifactLifecycleManager.cstest/ModularPipelines.UnitTests/Artifacts/ArtifactContractTests.cstest/ModularPipelines.UnitTests/Console/ConsoleWriterTests.cs
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Code Review
Reviewed the diff at 18168b25 against main.
What it does: ConsoleWriter.LogToConsole/Write now check ModuleLogger.Values.Value (the ambient AsyncLocal module logger) and, when one implements IConsoleWriter, delegate to it instead of writing straight to AnsiConsole. ArtifactLifecycleManager gets a Logger property that prefers the same ambient value (cast to ILogger) over its injected _logger. Both fall back to the previous behavior when no module context is active.
Verification:
- Traced
ModuleLoggerScopeusage inModuleRunner.cs— bothUploadProducedArtifactsAsyncandDownloadConsumedArtifactsAsync/DownloadConsumedArtifactsForPathAsyncrun inside theawait using loggerScopeblock set up inExecuteModuleWithPipeline, so the ambient logger is guaranteed live (not yet disposed) whenever artifact lifecycle logging happens — matches the stated goal of keeping upload/download messages in the producing/consuming module's log section. - Confirmed
IModuleLogger : ILogger, so the(ILogger?) ModuleLogger.Values.Valuecast inArtifactLifecycleManageris a safe interface upcast, not a risky runtime cast. - Confirmed
PipelineLevelLogger(the ambient value used outside module scope) intentionally does not implementIConsoleWriter, soConsoleWritercorrectly falls through to directAnsiConsoleoutput in that case, preserving current pipeline-level (non-module) output behavior. - Confirmed every
_logger.*call site inArtifactLifecycleManager.cswas migrated to the newLoggerproperty — no stale direct references left behind. - New tests (
ConsoleWriterTests,ArtifactLifecycleLoggingUsesAmbientModuleLogger) correctly set up mocks via.As<IConsoleWriter>()/IModuleLoggerand assert against the ambient-logger path plus that the fallback logger receives no calls, matching the production code paths.
No bugs or CLAUDE.md violations found.
Non-blocking observation: ConsoleWriter and ArtifactLifecycleManager each independently re-derive "is there an ambient module logger, and does it support X" from ModuleLogger.Values.Value. ModuleLogger already exposes a similar Current helper (ModuleLogger.cs:39) for the ILogger-only case. If more tool integrations pick up this same "route to the active module's log section when available" pattern, it may be worth centralizing the ambient-lookup-with-fallback logic (e.g. a ModuleLogger.TryGetAmbient<T>() or a Current(ILogger fallback) overload) rather than each caller re-implementing the null-check/cast/fallback dance. Purely a maintainability nice-to-have, not required for this PR.
Keep distributed artifact lifecycle output within the executing module's logging scope and cover the behavior through pipeline execution.\n\nRefs #4211
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Inline comments:
In `@src/ModularPipelines/Distributed/Master/DistributedModuleExecutor.cs`:
- Around line 349-354: Route artifact upload failures through the producing
module logger in TryUploadArtifactsAsync: pass moduleLogger into the
upload-failure path and log exceptions through it instead of the executor
logger. Apply this in
src/ModularPipelines/Distributed/Master/DistributedModuleExecutor.cs#L349-L354
and src/ModularPipelines/Distributed/Worker/WorkerModuleExecutor.cs#L184-L189,
preserving the existing UploadProducedArtifactsAsync behavior.
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Code Review
Reviewed the diff between the previously-reviewed commit 18168b25 (Claude verdict: CLEAR) and the current HEAD 9b8206bb, which adds IServiceScopeFactory-based module logger scoping to DistributedModuleExecutor/WorkerModuleExecutor and reworks ModuleRunner.ExecuteModuleWithPipeline to reuse the ambient logger. This directly addresses the Greptile finding from the prior review round (distributed artifact download/upload logging was bypassing the module's collapsible log section).
What was verified:
ExecuteAndPublishAsyncin both executors now creates a DI scope +ModuleLoggerScopebefore callingDownloadConsumedArtifactsAsync, and keeps both alive (via top-levelawait using) through module execution, upload, and result publication — so the same logger/output buffer instance backs the whole module lifecycle, closing only once at the very end. This is a correct fix for the collapsible-section-splitting bug.ModuleRunner.ExecuteModuleWithPipeline(src/ModularPipelines/Engine/Execution/ModuleRunner.cs:807-809) now reusesModuleLogger.Values.ValuewhenModuleLogger.CurrentModuleType.Value == moduleType, instead of resolving a second, independentModuleLogger<T>from its own scope. Traced the call chainExecuteAndPublishAsync → ExecuteWithoutDependencyWaitAsync → ExecuteCore → ExecuteModuleWithPipeline: it's a plainawaitchain with noTask.Run/thread hops, so theAsyncLocalambient values do flow through correctly, and the fallback (GetModuleLogger) still applies unchanged for every other (non-distributed-preseeded) call site, so no regression there.ModuleLoggerScope.DisposeAsynconly restores the previousAsyncLocalvalues — it doesn't dispose the logger itself, so there's no double-dispose risk between the executor's own scope andModuleRunner's reused-logger scope.
Blocking issue — module failures before ModuleRunner starts leave the log section marked successful:
In both DistributedModuleExecutor.ExecuteAndPublishAsync (src/ModularPipelines/Distributed/Master/DistributedModuleExecutor.cs:343-368) and the equivalent WorkerModuleExecutor.ExecuteAndPublishAsync, the new moduleLogger/serviceScope are created up front, but DownloadConsumedArtifactsAsync runs before _moduleRunner.ExecuteWithoutDependencyWaitAsync is ever called. If that download (or anything else between logger creation and the ModuleRunner call) throws, the exception unwinds straight out of ExecuteAndPublishAsync — it never reaches ModuleExecutionPipeline, which is the only place that calls ((IInternalModuleLogger)logger).SetException(...) / SetStatus(...) (see src/ModularPipelines/Engine/ModuleExecutionPipeline.cs:210,824). The outer catch in the caller (ExecuteAssignmentAsync) logs the error and calls PublishFailureAsync, but never touches moduleLogger.
Since ModuleLogger<T>'s base fields default to _status = Status.Successful and _exception = null, when the await using serviceScope/loggerScope unwind on the exception, DisposeAsync runs with those defaults and calls _buffer.SetStatus(Status.Successful) / MarkComplete() — so the collapsible module section renders as successful (potentially with a ✓) even though the module actually failed and a failure result was published to the coordinator. This directly undermines the PR's own goal of accurate, trustworthy collapsible module sections, and would misinform anyone reading pipeline output about which module actually failed.
This exact issue was already flagged by an automated review comment on this HEAD (chatgpt-codex-connector, "Mark the distributed logger failed before disposal", posted after 9b8206bb) and does not yet appear to have been fixed or replied to.
Suggested fix: wrap the body of ExecuteAndPublishAsync (after the logger/scope are established) in a try/catch that calls ((IInternalModuleLogger) moduleLogger).SetException(ex) and SetStatus(Status.Failed) before rethrowing — mirroring what ModuleExecutionPipeline does for the normal in-process path — in both DistributedModuleExecutor and WorkerModuleExecutor.
Non-blocking observations:
- The new
Master_Worker_ArtifactLogging_UsesModuleScopetest inDistributedModuleExecutorTests.csmocksIModuleRunner, so it verifies the executor establishes the ambient scope correctly but doesn't exercise the actual reuse logic added toModuleRunner.ExecuteModuleWithPipeline(ModuleRunner itself is never invoked). No test in this PR exercises that ternary with the realModuleRunner. Worth a follow-up test that runs a real distributed pipeline end-to-end (or a focusedModuleRunnertest) to lock in the behavior this fix depends on. - Only
DistributedModuleExecutorgot a dedicated regression test for the new scoping behavior;WorkerModuleExecutorhas the identical change but no equivalent test. Given the two classes are maintained in parallel (and the blocking issue above affects both identically), a matching worker-side test would have caught drift between the two.
Mark module output failed when distributed pre-run work throws, and keep swallowed artifact-upload errors in the producing module logger.\n\nRefs #4211
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Code Review
Reviewed the diff between the previously-reviewed commit 9b8206bb (Claude verdict: BLOCKING) and the current HEAD 628751d1 ("fix(logging): mark distributed failures"), which adds a try/catch around the whole body of ExecuteAndPublishAsync in both DistributedModuleExecutor and WorkerModuleExecutor, calling moduleLogger.SetException(ex) before rethrowing.
Blocking issue from the previous review is resolved:
- Previously, an exception thrown before
ModuleRunnerran (e.g.DownloadConsumedArtifactsAsyncfailing) never reachedmoduleLogger.SetException, so the collapsible module section would render as successful despite a genuine failure. - Traced
ModuleOutputBuffer.FormatHeader(src/ModularPipelines/Console/ModuleOutputBuffer.cs:815-848): it renders the ✗ failure header whenever_exception != null, independent of_status. The new outercatch (Exception ex) { moduleLogger.SetException(ex); throw; }(src/ModularPipelines/Distributed/Master/DistributedModuleExecutor.cs:356-397, mirrored inWorkerModuleExecutor.cs:177-233) now guarantees_exceptionis set beforeloggerScope/serviceScopedispose on the way out, so the section correctly renders as failed for any exception in the download → run → upload → publish chain. - The new
Master_Worker_ArtifactDownloadFailure_MarksModuleLoggerFailedtest (test/ModularPipelines.Distributed.UnitTests/Master/DistributedModuleExecutorTests.cs:718-749) directly covers this: it makes artifact download throw beforeModuleRunneris invoked and assertsmoduleLogger.SetException(failure)fires exactly once. This is a correct, targeted regression test for the exact bug that was flagged. - Also confirmed the earlier CodeRabbit finding — routing artifact-upload failures through the producing module's logger rather than the executor's own
_logger— is applied identically in bothDistributedModuleExecutor.TryUploadArtifactsAsyncandWorkerModuleExecutor.TryUploadArtifactsAsync, with a matching test (Master_Worker_ArtifactUploadFailure_UsesModuleLogger) that also asserts the executor-level logger is not called.
Non-blocking observation:
- In
ExecutionMode.StopOnFirstException, if the module itself fails,ModuleExecutionPipeline.CancelPipelineAndThrowalready callsSetExceptionon the same ambientmoduleLogger(reused viaModuleRunner.ExecuteModuleWithPipeline's ambient-logger reuse added in the prior round) before throwing a wrappingModuleFailedException. BecauseExecuteWithoutDependencyWaitAsyncrethrows in that execution mode, the new outercatchinExecuteAndPublishAsyncwill callSetExceptiona second time with theModuleFailedExceptionwrapper, overwriting the original, more specific exception. The failure header will still correctly show ✗ (rendering only checks_exception != null), just withModuleFailedExceptionas the displayed exception type instead of the underlying cause. Cosmetic only, and a narrow edge case (StopOnFirstException+ in-module failure), not worth blocking on. - As before,
WorkerModuleExecutorstill has no dedicated unit test file even though it received the identical fix asDistributedModuleExecutor(which now has three new regression tests); the two implementations are copy-pasted and have drifted in test coverage in every round of this PR. Not required for this PR, but worth a follow-up given the pattern of parallel-but-untested changes.
No blocking bugs or CLAUDE.md violations found in the current diff.
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Summary
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Context
Fixes output appearing outside collapsible module sections in https://github.com/thomhurst/ModularPipelines/actions/runs/33034954637/job/98395953521
Summary by CodeRabbit
Bug Fixes
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