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Test Results3 383 tests +401 3 373 ✅ +405 13m 56s ⏱️ + 6m 44s For more details on these failures, see this check. Results for commit 730198f. ± Comparison against base commit bea0a2e. This pull request removes 346 and adds 747 tests. Note that renamed tests count towards both.♻️ This comment has been updated with latest results. |
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Pull request overview
This PR bundles several long-running feature and stability tracks across MeshWeaver core + Memex: social publishing foundations, in-process #r "nuget:..." compilation support (node-type + interactive markdown), move-operation performance/timeout hardening, and multiple UI/stream reliability improvements. It also standardizes the code folder naming from _Source/_Test to Source/Test across code, tests, docs, and samples.
Changes:
- Introduces
MeshWeaver.Social(options, DI wiring, publish queue, credential model) plus initial Memex wiring (LinkedIn connect entry points + user menu hooks). - Adds
MeshWeaver.NuGetresolver + directive parser and integrates it into script compilation (#r "nuget:Pkg, Version"), including cache backends and tests. - Improves operational robustness: parallelized recursive moves, default 30s mesh-op timeout, “no endless spinner” navigation status UI, and remote stream resubscribe behavior.
Reviewed changes
Copilot reviewed 159 out of 265 changed files in this pull request and generated 2 comments.
Show a summary per file
| File | Description |
|---|---|
| test/MeshWeaver.StorageImport.Test/StorageImporterTests.cs | Updates test expectations/docs to Source/ naming. |
| test/MeshWeaver.Social.Test/PostStatsRefresherTest.cs | Adds stats refresher test coverage (needs deterministic timeout handling). |
| test/MeshWeaver.Social.Test/MeshWeaver.Social.Test.csproj | Adds new Social test project referencing Social + Fixture. |
| test/MeshWeaver.Social.Test/InMemoryPublishQueueTest.cs | Adds unit tests for publish queue due-drain + dedup. |
| test/MeshWeaver.Persistence.Test/FileSystemPersistenceTest.cs | Updates partition tests to Source/ naming. |
| test/MeshWeaver.MathDemo.Test/TestPaths.cs | Adds helper paths for MathDemo sample test assets. |
| test/MeshWeaver.MathDemo.Test/MeshWeaver.MathDemo.Test.csproj | Adds MathDemo test project and copies sample graph data to output. |
| test/MeshWeaver.Hosting.PostgreSql.Test/SatelliteQueryTests.cs | Updates code-path routing tests to Source/ naming. |
| test/MeshWeaver.Hosting.Monolith.Test/UserActivityAreaTest.cs | Updates regression test docs to Source/ naming. |
| test/MeshWeaver.Hosting.Blazor.Test/NavigationServiceTest.cs | Adjusts test to assert “no 404 flash” during retries. |
| test/MeshWeaver.Graph.Test/NuGetDirectiveParserTest.cs | Adds unit tests for parsing/stripping #r "nuget:...". |
| test/MeshWeaver.Graph.Test/NuGetAssemblyResolverTest.cs | Adds networked NuGet restore end-to-end tests (skippable via env var). |
| test/MeshWeaver.Graph.Test/MeshWeaver.Graph.Test.csproj | References new MeshWeaver.NuGet project. |
| test/MeshWeaver.FutuRe.Test/MeshWeaver.FutuRe.Test.csproj | Updates compile-included sample sources to Source/ paths. |
| test/MeshWeaver.Content.Test/CompilationErrorTest.cs | Updates broken-code test to Source/ path. |
| test/MeshWeaver.AI.Test/MeshPluginTest.cs | Updates MCP tool count expectations (adds RunTests/Move/Copy). |
| src/MeshWeaver.Social/SocialOptions.cs | Adds configurable knobs for publishing/stats/ingest scheduling. |
| src/MeshWeaver.Social/SocialExtensions.cs | Adds DI wiring for social publishing subsystem and hosted services. |
| src/MeshWeaver.Social/PlatformCredential.cs | Adds credential record model (access/refresh/expiry metadata). |
| src/MeshWeaver.Social/MeshWeaver.Social.csproj | Introduces Social library project. |
| src/MeshWeaver.Social/IPublishQueue.cs | Adds publish queue abstraction + in-memory implementation. |
| src/MeshWeaver.Social/IApprovalPublishBridge.cs | Defines bridge contract and PublishableSnapshot model. |
| src/MeshWeaver.NuGet/ResolvedPackageSet.cs | Adds resolver output model (assemblies, probing dirs, versions). |
| src/MeshWeaver.NuGet/NuGetServiceCollectionExtensions.cs | Adds DI extension to register resolver + cache. |
| src/MeshWeaver.NuGet/NuGetPackageReference.cs | Adds package reference model (id + version range). |
| src/MeshWeaver.NuGet/NuGetDirectiveParser.cs | Implements #r "nuget:..." extraction + source stripping. |
| src/MeshWeaver.NuGet/MeshWeaver.NuGet.csproj | Introduces NuGet resolver project and dependencies. |
| src/MeshWeaver.NuGet/INuGetPackageCache.cs | Adds optional persistent cache interface + null implementation. |
| src/MeshWeaver.NuGet/INuGetAssemblyResolver.cs | Adds resolver interface returning ResolvedPackageSet. |
| src/MeshWeaver.NuGet.AzureBlob/MeshWeaver.NuGet.AzureBlob.csproj | Adds Azure Blob cache backend project. |
| src/MeshWeaver.NuGet.AzureBlob/BlobNuGetPackageCacheExtensions.cs | Adds DI helper to register blob-backed cache. |
| src/MeshWeaver.Mesh.Contract/Services/MeshOperationOptions.cs | Adds mesh operation timeout options (default 30s). |
| src/MeshWeaver.Mesh.Contract/Services/IStorageAdapter.cs | Updates docs/examples to Source/ naming. |
| src/MeshWeaver.Mesh.Contract/Services/INavigationService.cs | Adds Status observable contract for UI progress reporting. |
| src/MeshWeaver.Mesh.Contract/Services/IIconGenerator.cs | Adds icon generator abstraction returning an observable SVG. |
| src/MeshWeaver.Mesh.Contract/PartitionDefinition.cs | Updates standard table mappings (Source/Test → code) and clarifies semantics. |
| src/MeshWeaver.Mesh.Contract/MeshExtensions.cs | Adds timeout override + move timeout enforcement + grain dispose on delete. |
| src/MeshWeaver.Mesh.Contract/CodeConfiguration.cs | Updates docs to Source/ naming. |
| src/MeshWeaver.Kernel.Hub/MeshWeaver.Kernel.Hub.csproj | Removes Interactive package mgmt dependency; references MeshWeaver.NuGet. |
| src/MeshWeaver.Hosting/Persistence/MigrationUtility.cs | Updates migration heuristics to include Source/Test + legacy _Source/_Test. |
| src/MeshWeaver.Hosting/Persistence/FileSystemStorageAdapter.cs | Treats Source/Test as code paths + keeps legacy compatibility. |
| src/MeshWeaver.Hosting/Persistence/FileSystemPersistenceService.cs | Parallelizes descendant move I/O (with concurrency implications). |
| src/MeshWeaver.Hosting/Persistence/CachingStorageAdapter.cs | Updates code sub-namespace detection (Source/Test + legacy). |
| src/MeshWeaver.Hosting.PostgreSql/PostgreSqlPartitionedStoreFactory.cs | Guards against source/test mistakenly becoming schemas. |
| src/MeshWeaver.Hosting.PostgreSql/PostgreSqlCrossSchemaQueryProvider.cs | Filters malformed parameters to avoid NRE during SQL interpolation. |
| src/MeshWeaver.Hosting.Blazor/MeshWeaver.Hosting.Blazor.csproj | Adds NU1510 suppression. |
| src/MeshWeaver.Graph/PartitionTypeSource.cs | Updates docs to Source/ naming. |
| src/MeshWeaver.Graph/MeshWeaver.Graph.csproj | References MeshWeaver.NuGet. |
| src/MeshWeaver.Graph/MeshNodeLayoutAreas.cs | Improves create href behavior + reactive/grouped children catalog. |
| src/MeshWeaver.Graph/MeshDataSource.cs | Updates docs to Source/ naming. |
| src/MeshWeaver.Graph/Configuration/ScriptCompilationService.cs | Integrates NuGet directive parsing + resolver into compilation. |
| src/MeshWeaver.Graph/Configuration/NodeTypeDefinition.cs | Updates docs/examples to Source/ naming. |
| src/MeshWeaver.Graph/Configuration/MeshDataSourceNodeType.cs | Changes sources namespace constant to Source. |
| src/MeshWeaver.Graph/Configuration/GraphConfigurationExtensions.cs | Registers NuGet resolver and uses Source code path. |
| src/MeshWeaver.Graph/Configuration/CodeNodeType.cs | Treats Code nodes as primary content; defines Source/Test constants. |
| src/MeshWeaver.Documentation/Data/DataMesh/UnifiedPath.md | Documents @/ semantics and HTML-href pitfalls. |
| src/MeshWeaver.Documentation/Data/DataMesh/SocialMedia/Profile/Source/SocialMediaProfileLayoutAreas.cs | Adds SocialMedia profile layout areas example. |
| src/MeshWeaver.Documentation/Data/DataMesh/SocialMedia/Profile/Source/SocialMediaProfile.cs | Adds SocialMedia profile content model example. |
| src/MeshWeaver.Documentation/Data/DataMesh/SocialMedia/Post/Source/SocialMediaPost.cs | Adds SocialMedia post content model example. |
| src/MeshWeaver.Documentation/Data/DataMesh/SocialMedia/Post/Source/Platform.cs | Adds SocialMedia platform reference-data example. |
| src/MeshWeaver.Documentation/Data/DataMesh/SocialMedia.md | Updates docs to Source/ naming and authoring guidance. |
| src/MeshWeaver.Documentation/Data/DataMesh/SatelliteEntities.md | Clarifies Source/Test are primary content, not satellites. |
| src/MeshWeaver.Documentation/Data/DataMesh/NodeTypes.md | Adds Node Types documentation index page. |
| src/MeshWeaver.Documentation/Data/DataMesh/NodeTypeConfiguration.md | Updates docs to Source/ naming. |
| src/MeshWeaver.Documentation/Data/DataMesh/NodeOperations.md | Updates docs to Source/ naming. |
| src/MeshWeaver.Documentation/Data/DataMesh/DataConfiguration.md | Updates docs to Source/ naming. |
| src/MeshWeaver.Documentation/Data/DataMesh/CreatingNodeTypes.md | Updates docs to Source/Test naming throughout. |
| src/MeshWeaver.Documentation/Data/DataMesh.md | Updates TOC links and adds NuGet packages bullet. |
| src/MeshWeaver.Documentation/Data/Architecture/PartitionedPersistence.md | Updates persistence routing docs for Source/Test. |
| src/MeshWeaver.Documentation/Data/Architecture/MeshGraph.md | Updates examples to Source/ naming. |
| src/MeshWeaver.Documentation/Data/Architecture/BusinessRules/Cession/Source/CessionSampleData.cs | Adds cession sample dataset for docs/demo. |
| src/MeshWeaver.Documentation/Data/Architecture/BusinessRules/Cession/Source/CessionResultsArea.cs | Adds reactive charting layout area example. |
| src/MeshWeaver.Documentation/Data/Architecture/BusinessRules/Cession/Source/CessionEngine.cs | Adds pure business logic sample for cession calculations. |
| src/MeshWeaver.Documentation/Data/Architecture/BusinessRules/Cession/Source/CessionData.cs | Adds content models for cession example. |
| src/MeshWeaver.Data/Serialization/SyncStreamOptions.cs | Adds configurable heartbeat interval for sync streams. |
| src/MeshWeaver.Data/Serialization/JsonSynchronizationStream.cs | Implements resubscribe-on-owner-dispose logic. |
| src/MeshWeaver.Blazor/Pages/ApplicationPage.razor | Switches to NavigationStatus-driven progress/not-found/error UI. |
| src/MeshWeaver.Blazor/Components/NavigationProgressBar.razor.css | Adds styling for full-page vs compact overlay progress bar. |
| src/MeshWeaver.Blazor/Components/NavigationProgressBar.razor | Adds reusable “spinner + message” component. |
| src/MeshWeaver.Blazor/Components/MeshSearchView.razor.cs | Adds Category grouping fallback to NodeType. |
| src/MeshWeaver.Blazor/Components/LayoutAreaView.razor.cs | Adds stream lifecycle logging and additional diagnostics. |
| src/MeshWeaver.Blazor/Components/LayoutAreaView.razor | Surfaces compilation progress indicator before first stream emission. |
| src/MeshWeaver.Blazor/Components/CompileProgressIndicator.razor.css | Adds styling for compilation progress banner. |
| src/MeshWeaver.Blazor/Components/CompileProgressIndicator.razor | Adds polling UI component for active NodeType compilation. |
| src/MeshWeaver.Blazor.Portal/MeshWeaver.Blazor.Portal.csproj | Adds NU1510 suppression. |
| src/MeshWeaver.Blazor.AI/MeshWeaver.Blazor.AI.csproj | Adds NU1510 suppression. |
| src/MeshWeaver.Blazor.AI/McpMeshPlugin.cs | Adds Patch/Move/Copy MCP tools and improves tool descriptions. |
| src/MeshWeaver.AI/ThreadLayoutAreas.cs | Adds debug logging around streaming view emission. |
| src/MeshWeaver.AI/IconGenerator.cs | Adds default AI-backed IIconGenerator implementation. |
| src/MeshWeaver.AI/DelegationCompletedEvent.cs | Removes delegation tracker/event types. |
| src/MeshWeaver.AI/Data/Agent/Worker.md | Updates @/ link guidance (no raw HTML href with @/). |
| src/MeshWeaver.AI/Data/Agent/ToolsReference.md | Updates @/ link guidance and provides correct/incorrect table. |
| src/MeshWeaver.AI/Data/Agent/Orchestrator.md | Updates @/ link guidance for agent outputs. |
| src/MeshWeaver.AI/AIExtensions.cs | Removes old type registration; registers IIconGenerator. |
| memex/aspire/Memex.Portal.Distributed/Program.cs | Registers blob-backed NuGet package cache in distributed deployment. |
| memex/aspire/Memex.Portal.Distributed/Memex.Portal.Distributed.csproj | References MeshWeaver.NuGet.AzureBlob. |
| memex/aspire/Memex.Database.Migration/Program.cs | Adds source/test to reserved schema list. |
| memex/aspire/Memex.AppHost/Program.cs | Adds LinkedIn secret/env wiring + sets NUGET_PACKAGES cache dir. |
| memex/Memex.Portal.Shared/Social/SocialMediaUserMenuProvider.cs | Adds “Social Media” shortcut on a user’s own node (lazy hub creation). |
| memex/Memex.Portal.Shared/Social/ApiCredentialNodeType.cs | Adds NodeType for PlatformCredential stored under _ApiCredentials. |
| memex/Memex.Portal.Shared/Pages/Login.razor | Adds “Connect LinkedIn for publishing” CTA on login page. |
| memex/Memex.Portal.Shared/OrganizationNodeType.cs | Switches to default layout areas registration. |
| memex/Memex.Portal.Shared/MemexConfiguration.cs | Adds LinkedIn publisher wiring, @/ redirect middleware, and routes. |
| memex/Memex.Portal.Shared/Memex.Portal.Shared.csproj | References MeshWeaver.Social. |
| memex/Memex.Portal.Monolith/appsettings.Development.json | Enables debug logging for LayoutAreaView. |
| MeshWeaver.slnx | Adds new projects (NuGet, NuGet.AzureBlob, Social, new test projects). |
| Directory.Packages.props | Adds NuGet.* package versions for resolver implementation. |
| CLAUDE.md | Documents @/ local-only rule and href/URL restrictions. |
| (Various) samples/Graph/... | Adds/updates many sample NodeTypes and content under Source/ to reflect new conventions and demos. |
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…+ test helpers Recursive DeleteNodeRequest handled on a node's own hub was deadlocking: the final DeleteSelfFromStorage posted Ok and DisposeRequest from the dying hub, so the Ok raced callback disposal on the caller and was lost. Introduce CommitNodeDeletionMessage and forward the terminal commit (storage delete + reply + grain dispose) to the resolved mesh hub (walking ParentHub upward) — Sender becomes the stable mesh hub, FIFO on the caller's inbound queue guarantees Ok resolves the RegisterCallback before DisposeRequest arrives. Also addresses two Copilot review comments on PR #95: - FileSystemStorageAdapter.DeleteAsync empty-directory ascent is now concurrency- tolerant: wraps the enumerate + Directory.Delete in try/catch, swallowing the DirectoryNotFoundException race and breaking on IOException (non-empty / in-use). Required because FileSystemPersistenceService.MoveNodeAsync now parallelizes descendant deletes via Task.WhenAll. - PostStatsRefresherTest.WaitUntilAsync throws TimeoutException with a descriptive message instead of returning silently on deadline, so the test cannot green-tick a stats-refresh that never happened. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
Contributor
Author
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@copilot resolve the merge conflicts in this pull request |
Resolved. The merge with Conflicts resolved:
|
… LogWarning
User-action outcomes (access denied, validation rejection, not-found, etc.)
are not engineering errors — they're the system correctly enforcing rules.
NamedAreaView's control-stream onError used to LogError on every such
failure, which paged production log dashboards on every "user clicked a
button they couldn't" interaction.
Add IsExpectedUserActionFailure() classifier that walks the exception
chain looking for:
- UnauthorizedAccessException (the .NET-standard access-denied)
- DeliveryFailureException with a message matching "Access denied",
"Unauthorized", "Forbidden", "No node found", "Validation failed",
"Validation error", "not allowed", or "permission"
When matched, log Warning with the message; otherwise Error as before.
DeliveryFailure.ErrorType would have been a cleaner discriminator but
it's internal to the messaging assembly — message-based matching keeps
the dependency surface minimal and is robust to future ErrorType
additions.
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
…sionTest Same CI-only flake pattern as the other OrganizationNodeType-related tests: the PostCreationHandler creates an AccessAssignment satellite on Organization create, and SecurityService picks it up via its synced query asynchronously. Linux CI runners hit the GetPermissionAsync call before the index has caught up — Permission.None is returned even though the assignment exists. Wrap the GetPermissionAsync call in a 20s poll loop; exit early on the first non-None value. Mirrors the fix in OrganizationMenuAndAccessTest + CreateNodeViaEventTest. Closes the last NodeOperations.Test failure on CI. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
…solves
CI Linux runners hit ReadNodeAsync("ACME") before the FileSystemPersistence
caches the YAML-frontmatter-parsed MeshNode (NodeType=Organization from
ACME/index.md's `NodeType: Organization`) — the first read returns a node
with NodeType="Markdown" because the markdown parser's default applies before
the frontmatter is bound. Locally the test runs slow enough that subsequent
reads land on the cached Organization shape; CI's fast initial path catches
the wrong shape.
Wrap the ReadNodeAsync call in the same 20s poll loop the rest of this test
already uses for the permission check. The assertion is now insensitive to
the cold-read shape.
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
…ntly fails The markdown file parser ran YAML frontmatter through YamlDotNet inside a silent try/catch — if Deserialize threw or returned null, the resulting node got NodeType="Markdown" by default. CI Linux runners hit this on samples/Graph/Data/ACME/index.md which declares `NodeType: Organization` in its YAML header: every read returned the wrong shape, so AcmeSearchTest.AcmeOrganization_IsAccessibleToAuthenticatedUser kept failing with "Markdown" vs "Organization" regardless of how long the test polled. Add a regex-based extractor that runs only when the structured YAML deserialize didn't fill in NodeType (parser threw, returned null, or the property simply didn't bind). It pulls NodeType out of the raw YAML block via a flat ^NodeType:\s*<value>$ match. Strictly additive — never overrides a successful structured parse, only fills the gap when the structured path produced no NodeType. This is defensive against environment-specific YamlDotNet quirks (line endings, encoding, type-coercion edge cases) that intermittently downgrade the typed parse on Linux. Locally the test was passing because the structured parse succeeded on Windows; CI Linux apparently has a YamlDotNet edge case for this specific frontmatter that the regex handles cleanly. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
…k dead, don't throw
When a Reduce call landed on a SynchronizationStream whose parent hub had
just started disposing (Blazor circuit teardown, hub shutdown), the ctor
threw ObjectDisposedException. The exception bubbled up through ReduceManager,
WorkspaceStreams, and into the call site as a "user-unhandled" first-chance
break in the debugger — even when the call site (Reduce / GetMeshNodeStream)
had a Catch downstream.
Replace the throw with a "dead stream" marker:
- Set isDisposed = true so Subscribe completes immediately.
- OnCompleted the Store so any subscriber sees a clean termination.
- Log Debug with the parent hub address + RunLevel so the cause is
discoverable when needed.
The state-setting before the disposal check still happens (Host, Configuration,
ReduceManager, StreamIdentity, Reference) — the dead stream is structurally
intact, just terminal. Parent-disposal chain still cleans it up via the
RegisterForDisposal registration in the caller.
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
…ctor The other agent reverted the constructor's TryReadCurrentPath emission because reading NavigationManager.Uri at DI construction time threw "RemoteNavigationManager has not been initialized" first-chance every circuit start (IDE noise even though the previous code's try/catch swallowed it). The constructor now emits LookingUp(null); the path lands when InitializeAsync runs from a safe component lifecycle. The test was still asserting the path appears in the BehaviorSubject's initial value — i.e., before InitializeAsync. With the reverted constructor, that emission carries null and renders as "Looking up page…" which doesn't contain the expected path. Update the test to call InitializeAsync first and capture the LookingUp emission with the path. Stub the path resolver with a never-completing Subject so the LookingUp state sticks (otherwise resolution races and Status flips to Redirecting / NotFound before the assertion reads it). Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
…agates errors to subscribers Follow-up to the dead-stream ctor change (747bf58): Hub is null on a dead stream because the ctor returned before the GetHostedHub call. Then OnNext deref'd Hub.Post and produced a user-unhandled NullReferenceException right inside the Rx pipeline. * OnNext: guard isDisposed/Hub null → log Debug and bail. Wrap the Hub.Post in try/catch; on failure push the exception to subscribers via Store.OnError so the OTHER side of the stream sees the failure and can react, instead of crashing at the OnNext call site. * Update (both overloads): same guard via TryGetActiveHub helper. Dead streams now silently no-op instead of NREing. Next iterations (per user direction): owner-vs-client recovery path (re-emit Initial if owner, re-Subscribe if client) and a Func<Exception, IObservable<Unit>> reactive variant of exceptionCallback to avoid Task-bridge deadlocks. Tracked separately. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
…eption>
The exception callback on ISynchronizationStream.Update / RequestChange /
StreamConfiguration.WithExceptionCallback used to return Task. Callers that
awaited it on a hub-touching error path could deadlock when the awaited
thread was the one supposed to publish the result. None of the actual
callers needed Task semantics — they all just logged or pushed to a
status subject and returned Task.CompletedTask.
Convert to Action<Exception>:
• ISynchronizationStream.Update (both overloads)
• SynchronizationStream.RequestChange
• SynchronizationStream.UpdateStreamRequest record
• StreamConfiguration.ExceptionCallback + WithExceptionCallback
• Internal call site in the UpdateStreamRequest handler swallows callback
exceptions to a LogError instead of awaiting them.
Sweep all callers — every one was returning Task.CompletedTask /
Task.FromException(ex), so the change is mechanical:
GenericUnpartitionedDataSource.LogException
VirtualDataSource (lambda)
WorkspaceOperations.UpdateFailed (was Task; throws now, never returns)
Mesh.Contract.MeshNodeStreamExtensions.UpdateMeshNode (both branches)
Graph.MeshNodeExtensions
Kernel.Hub.KernelContainer
ContentCollections.ContentCollection
Layout.LayoutAreaHost (5 sites: ctor's WithExceptionCallback now
references FailRendering directly; UpdateArea, ClearArea, Update,
UpdateProgress all become single-expression `ex => log.LogWarning(...)`)
Layout.LayoutExtensions
Layout.Client.LayoutClientExtensions
Test fixtures.
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
…e YAML block The previous regex fallback ran only when Markdig's YamlFrontMatterBlock detector found a block but YAML deserialization failed/returned no NodeType. On CI Linux runners the actual failure point appears to be Markdig itself — the YamlFrontMatterBlock pass silently fails to recognize the block (line endings, encoding, or some other detector edge case), so rawYaml stays null and the fallback never ran. Add a Markdig-independent ExtractLeadingFrontmatter helper that scans the raw file content for `---\n...\n---\n` and returns the YAML body. Wire it into the fallback so the regex search runs against either Markdig's yamlBlock content (when available) or the leading frontmatter section (when Markdig missed it). Strictly additive: only runs when frontMatter?.NodeType is null/empty. A successful structured parse short-circuits before the helper executes. The helper is character-by-character (no regex) to keep behavior identical across runtimes — handles a UTF-8 BOM, optional leading whitespace, then matches the opening `---` line, then scans for the closing `---` on its own line. Tolerates CRLF/LF line endings. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
The dead-stream constructor path (Host.RunLevel > Started) returns before Hub = Host.GetHostedHub(...) runs, leaving the non-nullable Hub property uninitialized. CS8618 warned about it; the null is intentional and every code path that touches Hub already guards via TryGetActiveHub or an explicit Hub != null check. Set Hub = null! in the dead-stream path to acknowledge the contract gap; runtime guards remain the actual null safety. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
…age/UpdateStream/Dispose + DeadStreamSafetyTest Follow-up to f98c329: more public methods on SynchronizationStream<T> were touching Hub without guarding against the dead-stream case (Hub null). Each one was a separate user-unhandled NRE the IDE broke on: RegisterForDisposal — stack from the user's report (Reduce → ReduceManager → CreateReducedStream → ctor → RegisterForDisposal NREs on Hub). DeliverMessage — Hub.DeliverMessage(...).ForwardTo(Hub.Address) NRE. UpdateStream — Hub.Disposal property access NRE. Dispose — Hub.RunLevel / Hub.Dispose() NRE on dead-stream Dispose called from the parent's disposal chain. OnError — Hub.FailStartup / Hub.OpenGate NRE. SetCurrent log — Hub.Address NRE during exception logging. Each site now early-returns or null-coalesces. RegisterForDisposal disposes the registrant immediately so the caller doesn't leak it (the caller's intent — couple this disposable to the stream's lifetime — is satisfied because the stream is already terminal). DeadStreamSafetyTest covers the contract end-to-end: ctor against a disposing host, OnNext / Update / RegisterForDisposal / Dispose all non-throwing, subscribers see Store.OnCompleted from the ctor's setup. 5 tests, all green. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
…ity path
Compile watcher previously fired only when CompilationStatus == Pending,
which meant the FIRST request against a freshly-created NodeType had to
flip Pending itself, then wait up to 30 s for the watcher to compile and
write Ok/Error. On a slow Roslyn compile this surfaced as a hub timeout
("No response received in hub kernel/mcp-... within 00:00:30 for request
GetDataRequest") with no diagnostic on the NodeType node itself.
This commit:
* Widens the trigger filter to (CompilationStatus is null || Pending).
As soon as a NodeType node appears with no compile state, the watcher
starts Roslyn — independent of any inbound request. Once written to
Ok or Error the status is out of the trigger band, so the watcher does
NOT auto-retry on a broken source. Recompile requires an explicit
flip to Pending (manual "Recompile" button, future source-change
detector, or the request-side slow path as a fallback).
* Adds NodeTypeDefinition.LastCompilationActivityPath. The compile
pipeline already produces an ActivityLog with HubPath + Id; the
bundler persists it at {HubPath}/_activity/{Id}. The watcher now
computes that path and writes it back on every settle (success
AND failure) so layout areas can render a clickable "Last compilation"
link and remote subscribers can navigate straight to the executed
source queries / matched Code paths / Roslyn output without re-running
the pipeline.
Builds clean: 0 warnings / 0 errors on MeshWeaver.Graph.
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
…re raced workspace init The null-status trigger added in c615bdf raced with hub initialization: the CompileWatcher's `ownStream` emits the freshly-loaded NodeTypeDefinition before the SynchronizationStream is fully wired, so the watcher's UpdateMeshNode call (which flips Pending → Compiling) ran before the stream could accept writes. Surfaced as "streams cannot sync" exceptions during portal start. Eager request-independent triggering needs a post-init signal — e.g., a hub.Started event, a one-shot timer after first emission, or a separate subscription that observes node-creation rather than the always-on own-stream. Not the right shape for the watcher itself. Until that's designed, restore the original Pending-only filter so initial-compile triggering remains the slow path's responsibility (NodeTypeService flips Pending on first request). `LastCompilationActivityPath` capture from c615bdf is unaffected — the activity path still flows back into NodeTypeDefinition on every settled compile (success and failure). That part was not the cause of the sync exceptions and remains the deliverable. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
New MCP tool `compile @path` that triggers a NodeType recompile without
blocking on the result. Posts a PatchDataRequest with the JSON delta
{"content":{"compilationStatus":"Pending"}} directly to the NodeType's
hub. The hub applies the delta to its own MeshNodeReference workspace;
the CompileWatcher (installed by AddMeshDataSource, fires on Pending)
sees the transition and runs Roslyn. On settle the watcher writes back
Ok/Error + LastCompilationActivityPath (per c615bdf) — observable via
plain `get`.
Why a dedicated tool instead of `patch`:
* Patch needs Read on the existing node to merge the delta. The MCP
bearer token in the failing scenario has Create scope only — Read,
Update, and Patch all return "Not found" / "Access denied".
* Compile bypasses the merge by pushing the raw delta straight to the
per-node hub via PatchDataRequest. The hub itself accepts the change;
there's no persistence-layer ACL between the request and the workspace
because the hub IS the persistence boundary.
* The hub-side patch path was already proven by the existing Patch
helper PatchViaDataRequest — Compile reuses it verbatim, only with a
fixed payload.
Caller flow:
1. compile @User/me/MyType
→ returns {status:"Triggered", path, version, message:"poll get..."}
2. get @User/me/MyType
→ eventually shows compilationStatus: "Ok" | "Error" + lastCompilationActivityPath
3. get @<lastCompilationActivityPath>
→ full ActivityLog with executed source queries, matched Code paths,
Roslyn diagnostics
Builds clean: 0 warnings / 0 errors on MeshWeaver.Blazor.AI.
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
…fail-closed Timeout
Symptom: every hub.Observe(GetDataRequest) on a per-node hub was timing out
at the framework default 30 s RequestTimeout — surfacing as
"No response received in hub kernel/mcp-... within 00:00:30 for request
GetDataRequest" in MCP and as a frozen "Loading…" then error in the Blazor
GUI. Both surfaces share the mesh, so the same wedge hit both.
Root cause — silent never-emit chain, NOT an await/deadlock:
AccessControlPipeline.Subscribe
← securityService.HasPermission(...).Take(1)
← GetEffectivePermissions(...) → GetUserScopeRolesStream(userId)
← ObserveAllMeshNodes() — Replay(1).RefCount() over
← workspace.GetQuery("nodeType:AccessAssignment scope:subtree")
Per the comment in SecurityServiceExtensions.AddRowLevelSecurity:44-50, the
synced AccessAssignment data source is intentionally NOT registered on
per-node hubs (registering it triggers recursive hub construction at the
AccessAssignment NodeType hub). So workspace.GetQuery on those hubs returns
an observable that may not deliver an Initial change for some time — or at
all. Take(1) waits forever, Subscribe never fires OnNext, the pipeline
neither calls next() nor posts a DeliveryFailure. The caller observes
nothing for 30 s, then the outer RequestTimeout fires.
Two complementary fixes (each ~5 lines):
1. SecurityService.ObserveAllMeshNodes() — StartWith(Array.Empty<MeshNode>())
ensures the chain emits at least one value immediately. Permission
resolution then completes promptly: "no synced data + no static seeds +
no claim roles → 0 roles → 0 perms → DENY". Caller sees a fast,
intentional Unauthorized rather than a 30 s timeout.
2. AccessControlPipeline — Timeout(2s).Catch(ex => Observable.Return(false))
wraps each HasPermission inner. Defense-in-depth against any future
never-emit regression: a 2 s ceiling, fail-closed, with a logged warning
("Likely cause: SecurityService data source hung…"). Catches anything
StartWith doesn't, and converts silent 30 s hangs into observable 2 s
denials.
Builds clean: MeshWeaver.Hosting 0 warnings / 0 errors.
The auth-context follow-up (stamp Roles into AccessContext from the
validated API token so per-node hubs get role data without needing the
synced query) is still needed for the Update-perm denial — that's the
"Access denied: lacks Update permission" we saw separately. Tracked next.
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
…bs resolve perms
Symptom: MCP / API-token-bound requests against per-node hubs got
"Access denied: user 'X' lacks Update permission on 'User/X/...'" even
when the user is admin on their own home (UI access works fine).
Root cause: per-node hubs intentionally don't register the synced
AccessAssignment query — registering it triggers recursive hub
construction at the AccessAssignment NodeType hub
(SecurityServiceExtensions.AddRowLevelSecurity:44-50). That leaves
SecurityService.ComputeScopeRoles with only static AccessAssignments,
which omit dynamically-created assignments like
`User/{userId}/_Access/{userId}_Access`.
UI sessions get around this because
SecurityService.GetEffectivePermissions:166-174 has a claim-based path
that adds AccessContext.Roles directly to roleIds when context.ObjectId
matches userId. Blazor populates AccessContext.Roles from cookie / OAuth
claims. API-token sessions did not — UserContextMiddleware built
AccessContext with ObjectId/Name/Email/IsApiToken=true and Roles unset,
so the claim-based path contributed nothing. Result: 0 roles → 0 perms
→ IsApiToken gate strips → DENY.
Fix: capture the creator's current roles when issuing an API token, store
them on the persisted ApiToken record, return them from
ValidateTokenRequest, and stamp them onto AccessContext.Roles in the
middleware. The claim-based role path then resolves the user's
permissions cleanly even on per-node hubs that lack the synced query.
Files:
* ApiToken.cs — new Roles property (defaults to empty for back-compat).
* ValidateTokenRequest.cs — new Roles on ValidateTokenResponse + Ok(...,
IReadOnlyCollection<string> roles) factory.
* ApiTokenNodeType.cs (HandleValidateToken) — return apiToken.Roles in the
response.
* ApiTokenService.cs — capture creator's Context.Roles (or CircuitContext.
Roles) at token issuance, stash on ApiToken.Roles. Both the reactive
CreateToken and async CreateTokenAsync overloads.
* UserContextMiddleware.cs (BuildApiTokenContext) — set
AccessContext.Roles = response.Roles.
Limitations:
* Tokens created before this commit have Roles = [] and will continue to
fail on per-node hubs. Re-create the token to pick up the fix.
* Roles are captured at creation time, not refreshed on validation. If the
user's role set changes later, the token still claims the old set.
Acceptable for now; can be revisited with a TTL'd role-refresh path.
* Captured roles are scope-flat (the same roles apply on every path the
token reaches). Mirrors how Blazor claim-based roles work today.
Per-scope tokens would need richer surface.
Builds clean: Memex.Portal.Distributed 0 warnings / 0 errors.
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
Two intertwined fixes; I split the rationale here because the second
silently masked the first for a long time.
(1) IObservable port — eliminate Task<T> on the hub-reachable surface.
ApiTokenService.CreateTokenAsync was a duplicate of CreateToken with
its own await-using flow. Per CLAUDE.md "no async ever in
hub-reachable code", the service stays IObservable end-to-end. The
only Task bridge is the single .FirstAsync().ToTask(ct) at the HTTP
controller boundary.
* ApiTokenService.cs — delete CreateTokenAsync. Sole creation path
is the reactive CreateToken returning IObservable<TokenCreationResult>.
* ApiTokenController.cs (CreateToken) and OAuthConnectController.cs
(ExchangeToken) — drop `async` from the action, return Task<IActionResult>
built from the observable chain ending in .FirstAsync().ToTask(ct).
No await in either method body. Cancellation propagates from the
ASP.NET Core request token through the reactive chain — a client
disconnect tears down the token-creation subscription instead of
orphaning it.
* ApiTokenServiceTests.cs — sed s/CreateTokenAsync/CreateToken/.
Tests already had System.Reactive.Threading.Tasks imported;
`await observable` returns the LastAsync value via System.Reactive's
GetAwaiter, and TokenCreationResult deconstruction works
unchanged.
(2) System-context scoping bug, surfaced by the IObservable port.
The previous reactive CreateToken had:
using (accessService.SwitchAccessContext(System))
indexObs = nodeFactory.CreateNode(indexNode); // builds Observable.Defer
MeshService.CreateNode is Observable.Defer — its CaptureContext()
runs at SUBSCRIBE time. The using-block disposed synchronously so by
the time SelectMany subscribed, the System context had already been
reverted; the deferred CaptureContext returned the user's context;
CreateNodeRequest went out under user identity → "Create permission
required for node 'ApiToken/{hashPrefix}'" because regular users
don't have Create on the global ApiToken/ namespace.
Fix: move SwitchAccessContext INSIDE Observable.Defer and tie its
lifetime to the inner observable via .Finally(disposable.Dispose).
System context is active during CaptureContext, reverted promptly
when the create completes.
The async overload's similar shape (await inside using) happened to
work because the await pauses disposal — but it was duplicated logic
with an easy-to-break invariant. Killing the duplicate kills both the
risk and the code.
Stale comment in ApiTokensSettingsTab.cs updated (CreateTokenAsync →
CreateToken). The Settings UI was already fully reactive
(.Subscribe(...), no await) so no behavioral change there.
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
…e area subscription Symptom: "Error loading area: No response received in hub portal/... within 00:00:30 for request SubscribeRequest" was rendered into the page as a markdown block whenever a SubscribeRequest hit the framework's 30 s RequestTimeout. The classic cause is the per-node hub still bootstrapping its SecurityService data sources (or any other never-emit upstream) — almost always self-healing once the upstream catches up. Surfacing the framework error to the user is hostile and unrecoverable from the GUI. NamedAreaView.razor.cs now classifies the error chain via IsTransientHubFailure (TimeoutException, OperationCanceledException, or DeliveryFailureException-wrapped "No response received in hub" / "target hub was not found" / "undeliverable" messages). Transient errors: * are NOT rendered as the "Error loading area" markdown * show a brief "_Reconnecting (attempt N/3)…_" placeholder * trigger a delayed BindData() to re-issue the SubscribeRequest * reset on every successful emission (so a hiccup doesn't permanently exhaust the budget) Bounded retries (MaxTransientRetries = 3, 500 ms delay between attempts) prevent runaway rebinds when the upstream really is down — after the budget is exhausted the original error markdown surfaces, just slower. Pairs with e3b9cd2 (SecurityService StartWith + AccessControlPipeline Timeout) and the rest of this branch's compile/auth fixes — those make the timeout much less likely to fire in the first place; this is the last-mile UX guard so it never reaches the user when it does. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
The StartWith(Array.Empty) added in e3b9cd2 was wrong. AccessControlPipeline takes the FIRST emission via .Take(1) — a synthetic empty fired before the real synced AccessAssignment data resolved would always win the race, zeroing the user's roles → DENY even when their legitimate Admin assignment would have arrived a few hundred ms later. That's exactly the "lacks Update permission" we kept seeing on User/rbuergi/DAV/* paths even after rotating the API token. Right shape: * SecurityService.ObserveAllMeshNodes — drop StartWith. Let the chain take its natural time up to whatever bound the consumer enforces. * AccessControlPipeline — keep the .Timeout safety net but raise it from 2 s to 10 s. 10 s is the upper bound for a slow per-node hub init bringing up its synced AccessAssignment query for the first time; going lower would deny on first access; going higher gets close to the framework's 30 s RequestTimeout and stops being a useful net. Net behavior after this commit: * Common path: synced query lands its first emission within a few hundred ms → permissions resolve correctly → request proceeds. * Slow first-init: chain takes longer than usual → caller waits up to 10 s → if data lands the request resolves; if not, AccessControlPipeline's .Timeout fires and denies with the logged warning. * Truly never emit (the failure mode we're guarding against): 10 s deny with a structured log entry, no 30 s framework timeout in the GUI. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
…claims cb34f0a captured the creator's AccessContext.Roles into the issued ApiToken — but for most production users those roles are empty. Microsoft OAuth / Entra doesn't push ClaimTypes.Role into the principal by default for personal accounts; the Blazor cookie context ends up with Roles=[]; the captured set is empty; the validated token returns empty; AccessContext.Roles on the per-node hub stays empty; the IsApiToken gate strips permissions to None → "lacks Update permission" on every API write, even when the user is admin on User/{userId}/**. Read the user's self-scope AccessAssignment node directly instead. It sits at User/{userId}/_Access/{userId}_Access by SecurityCollections convention. The (non-denied) Role IDs there ARE the roles that determine permissions on User/{userId}/** — capturing them onto the ApiToken is what the API path needs to mirror what the UI gets via the synced query (which, per SecurityServiceExtensions:44-50, doesn't run on per-node hubs). Read is performed under WellKnownUsers.System (via QueryAsSystemAsync, already used for token validation queries) so it succeeds regardless of whether the calling user has Read on AccessAssignments. If the assignment doesn't exist or the read fails, the token is created with an empty role set — token still has identity for self-owned reads, but writes will deny, which is the correct outcome for a user with no role grants. Caveat: existing tokens issued before this commit still have whatever Roles they captured at creation time (typically empty). They have to be re-issued to pick up the assignment-derived roles. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
…only 42f7e77 added an auto-reconnect loop for transient hub failures: on TimeoutException / "no response in hub …" the handler called BindData() up to 3 times with a 500 ms delay between attempts. The counter reset on every successful emission. In practice, the area stream emits null FIRST (before the upstream control resolves) and that null went through the success handler, resetting the counter. The next failure re-armed the counter; another null reset it; loop. The GUI burned circuit bandwidth and didn't recover. Drop the retry mechanism entirely. Just log the transient failure at Warning level and return — leaving the previous RootControl in place so the GUI doesn't flicker between "Reconnecting (attempt N/3)…" and "Error loading area …". The next BindData (route change, parameter change, or user navigation) restarts the subscription naturally; that's the right user-driven recovery path. The anti-flicker behaviour also pairs cleanly with route navigations that briefly point to a NodeType still warming up. The IsTransientHubFailure classifier stays — it's still used to keep framework-internal "No response received in hub …" / "target hub was not found" / "undeliverable" messages out of the user-facing "Error loading area" markdown. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
…ribe The filter broke ResubscribeOnOwnerDisposeTest and MeshHub_RemoteStream_ReceivesNodeUpdate — both rely on Updated events to trigger a Resubscribe that re-establishes the connection after the owner grain reactivates. Drop back to firing on every kind. Keep the Address.Path comparison fix (bare path vs ToString's '~host' suffix). Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
YAML files written before the field rename use 'Title' (now Name) and 'Description' (now mapped to MarkdownContent.Abstract). Add the two properties to the deserialization model and fold them in via NormalizeAliases so legacy front-matter parses identically to the new shape. Serialization side stays canonical (Name/Abstract); the aliases are read-only on the parser side. Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
WithInitialization no longer accepts Func<..., CancellationToken, Task> — only Action<IMessageHub> (sync) and Func<IMessageHub, IObservable<Unit>> (reactive, gate opens on first emit). RegisterStreamAsync becomes RegisterStream returning IAsyncDisposable directly; all callers were fire-and-forget anyway, so the Task wrapper just forced ContinueWith ceremony at every call site. Brings init + routing onto the "no Task<T> on hub-reachable code" rule from CLAUDE.md. Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
The reader from line 242 has a cached remote stream whose ReplaySubject(1) still holds the pin=V1 emission from the first wait. Reusing it for the post-unpin wait replays V1, the Where filter rejects, and we wait for a DataChangedEvent that may already have been observed (and is no longer queued). A fresh GetClient → fresh SubscribeRequest → owner replays the post-update Initial snapshot directly, matching the pattern the first wait already uses. Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
ReduceToMeshNode used FirstOrDefault() across the entire InstanceCollection, which is non-deterministic when the collection holds multiple MeshNodes — exactly what happens after V1+V2 compiles seed Release satellites alongside the hub's own NodeType definition. GetCompilationPathRequest occasionally got a Release MeshNode back (and either failed the Content-is-NodeTypeDefinition guard or, worse, returned a stale snapshot), so fresh instances bound to the wrong assembly — instance2 in CodeEdit_ExplicitRelease and unpinnedInstance in NodeType_RequestedReleasePath both rendered MARKER_V1 instead of MARKER_V2. Two changes: - ReduceToMeshNode filters by reference.Path when set, falling back to FirstOrDefault only when no path is given. Patch path also prefers the EntityUpdate whose payload's Path matches. - The own-stream factory in AddWorkspaceReferenceStream<MeshNode> now stamps the hub's address Path onto the MeshNodeReference before reducing, so the OWN read consistently picks the NodeType definition no matter what else is sitting in the collection. Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
QueryAsync dedupes per-result via ConcurrentDictionary<string, byte> on node.Path; ObserveQuery did not. When multiple IMeshQueryProvider registrations surface the same node (the StaticNodeQueryProvider is registered from both AddPersistence and AddCoreAndWrapperServices, the Postgres setup adds further per-table providers, etc.) the merged Initial contained duplicate rows and the GUI rendered every match twice. Adds: - Initial-merge: HashSet<string> of paths so cross-provider duplicates collapse to a single row before the merged Initial is emitted. - Live changes: HashSet<string> tracks the live set; Added drops repeats and Removed only flows when we previously emitted Added for that path. Updated flows even when the path is already live so subscribers re-render. Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
IMeshQueryProvider gains a Name property defaulting to type FullName. MeshQuery groups injected providers by Name and keeps the first per group, so duplicate factory-based AddSingleton<IMeshQueryProvider> registrations (StaticNodeQueryProvider was added from both AddPersistence and AddCoreAndWrapperServices, plus per-table providers in AddPartitionedPostgreSqlPersistence) execute the query exactly once. TryAddEnumerable can't dedupe these because factory registrations have null ImplementationType. Layered with the path-based dedup in ObserveQuery: provider-level distinct cuts wasted work; the path-level dedup is the safety net for overlapping providers that legitimately surface the same node from different storage layers (static + persistence). Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
Embedded markdown node at PreReleaseNotes/3_0_0-preview2 covering the 560 commits since v3.0.0-preview1 — reactive runtime, activity control plane, transparent recompile, MCP OAuth + tools, cross-instance mirror, Social, deployment hardening, perf, and a migration checklist. Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
…le<T> Pushes the Task->IObservable bridge as deep as it can go without rewriting Npgsql. SaveNode / DeleteNode / MoveNode / AddComment / DeleteComment / SavePartitionObjects / DeletePartitionObjects on IStorageService and IMeshStorage now return IObservable<T> with the 'Async' suffix dropped. The leaf bridge in each implementation uses Observable.FromAsync(ct => ...AsyncCore(...), Scheduler.Default) so the wrapped Task always starts on TaskPool, never on the calling hub/grain scheduler -- removing the deadlock vector AsynchronousCalls.md warns about. - Interface (IStorageService/IMeshStorage): write methods now IObservable<T>. - RoutingPersistenceServiceCore / InMemoryPersistenceService / FileSystemPersistenceService / StaticNodePartitionStore / SecurePersistenceServiceDecorator: async cores kept private; public methods are FromAsync(..., Scheduler.Default) wrappers. - PersistenceService: drop the Observable.FromAsync wrappers; just delegate to the now-IObservable core. - Callers (MeshNodeTypeSource, MeshNodeExtensions, PartitionTypeSource, MeshExtensions BulkDeleteViaStorage) updated to compose with the new IObservable surface. - ChatHistorySelector.razor: replace `await MeshQuery.QueryAsync<...>(...) .ToListAsync()` with reactive ObserveQuery + Subscribe + ImmutableDict delta application; component is now @implements IDisposable. - CreateNodeRequest XML doc: drop unresolvable cref to AppendUserMessageRequest. Tests: convert every callsite from `await xyz.SaveNodeAsync(...)` / `.GetAwaiter().GetResult()` to the sanctioned test-edge bridge `await xyz.SaveNode(...).FirstAsync().ToTask(ct)`. New test: ObserveQueryTests.ObserveQuery_DetectsRawSqlInsert_External ToStorageAdapter -- proves a raw NpgsqlCommand INSERT (bypassing the storage adapter) propagates through pg_notify -> PostgreSqlChangeListener -> DataChangeNotifier -> ObserveQuery, which is the contract the Orleans-hosted workspace cache relies on for cross-replica coherence. IStorageAdapter (the actual Npgsql/blob/file adapter level) intentionally unchanged -- that's where the framework-edge Task->Observable bridge lives. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
…rsion Closes the double-emit when the same process both writes a row in-process AND receives the PG NOTIFY echo of that write. Both notifications now carry the row's monotonic Version; subscribers see them deduped through DataChangeNotifier so the workspace cache only updates once per real state change. - pg_notify trigger payload: now includes 'version' (and 'last_modified') for INSERT/UPDATE; DELETE emits version=-1. - PostgreSqlChangeListener: parses 'version' from the JSON payload. - DataChangeNotification: gains long Version with -1 = "unknown" fallback. Created/Updated/Deleted factories accept an optional version arg. - DataChangeNotificationExtensions.DistinctByPathVersion: per-path last-seen-version map; drops echoes with version <= last seen. Events with Version=-1 (in-memory adapter, FS watcher, legacy NOTIFY trigger, DELETE) bypass dedup and pass through. - DataChangeNotifier: composes its Subject through DistinctByPathVersion so every consumer benefits without opting in. - InMemoryPersistenceService.SaveNodeAsyncCore + FileSystemPersistenceService.SaveNodeAsyncCore: stamp savedNode.Version on the local NotifyChange call. Tests: 5 unit tests in DataChangeNotifierDedupTest.cs covering same-version dedup, higher-version pass-through, stale out-of-order drop, per-path isolation, and version=-1 pass-through. All green. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
…a row Version" This reverts commit 0556a17.
…Observable<T>" This reverts commit 9ddf5d3.
CS1574/CS0419/CS1591 doc-cref fixes in DeadStreamSafetyTest, StreamUpdateBeforeSubscribeTest, MeshPluginTest, and CollaborationPluginGrainFailureTest. xUnit1051: pass TestContext.Current.CancellationToken to ReadAsync / WriteAsync / DeleteAsync / ListChildPathsAsync / ExistsAsync / GetPartitionObjectsAsync / SavePartitionObjectsAsync calls in PathRemappingStorageAdapterTests + HttpMeshStorageAdapterTests, and to ManualResetEventSlim.Wait in OrleansSubscribeRequestNotFoundSurfaceTest. xUnit1031: convert Remap_passes_through_paths_outside_the_source_prefix to async — drop blocking task.Wait(). CS0618: replace obsolete workspace.UpdateMeshNode(update, path) with workspace.GetMeshNodeStream(path).Update(update).Subscribe(...) in ScriptExecutionInUserHomeTest and ApiTokenService. Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
…teNodeRequest XML doc Mesh.Contract doesn't reference MeshWeaver.AI; the cref was pulled in during the IStorageService refactor, then lost in its revert. Restore the prose-only form. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Take 2 of the IObservable refactor — this time pulled all the way through the API. Write methods (Save/Delete/Move/Comment/PartitionObjects) AND read methods (Exists/FindBestPrefixMatch/GetComment/GetPartitionMaxTimestamp) on IStorageService and IMeshStorage now return IObservable<T>. The 'Async' suffix is dropped from the IObservable surface. Why take 2: the first attempt (commit 9ddf5d3, since reverted) wrapped each public method in `Observable.FromAsync(ct => *AsyncCore(...))` and let internal cross-calls bridge back via `await store.SaveNode(...) .FirstAsync().ToTask(ct)`. That's the textbook anti-pattern from AsynchronousCalls.md — the second-layer await captures TaskScheduler.Current and continuations starve the hub action block. Symptom: 30 s timeouts on UpdateNodeRequest under any load. Take 2 fix: NO `.FirstAsync().ToTask()` between IStorageService layers. RoutingPersistenceServiceCore composes via SelectMany. InMemoryPersistence SaveNode/DeleteNode/MoveNode/Comment/Partition methods are pure IObservable composition — Defer + FromAsync(Scheduler.Default) at the single IStorageAdapter leaf. The only Task→IObservable bridge sits at the adapter boundary (Npgsql/blob/file/Embedded). - IStorageService / IMeshStorage: drop Task<T> on the surface. Method renames: SaveNodeAsync→SaveNode, DeleteNodeAsync→DeleteNode, MoveNodeAsync→MoveNode, AddCommentAsync→AddComment, DeleteCommentAsync→DeleteComment, ExistsAsync→Exists, FindBestPrefixMatchAsync→FindBestPrefixMatch, GetCommentAsync→GetComment, GetPartitionMaxTimestampAsync→ GetPartitionMaxTimestamp, SavePartitionObjectsAsync→ SavePartitionObjects, DeletePartitionObjectsAsync→DeletePartitionObjects. - All IStorageService implementations updated: RoutingPersistenceServiceCore (pure SelectMany composition for cross- partition Move + comments + partition objects + GetOrCreateStore), InMemoryPersistenceService (Defer + FromAsync(Scheduler.Default) at IStorageAdapter leaf), FileSystemPersistenceService, StaticNodePartition Store (read-only — Observable.Throw), SecurePersistenceServiceDecorator (passthrough). - PersistenceService (IMeshStorage scoped wrapper): direct delegation to core — no more wrapping Observable.FromAsync. - BulkDeleteViaStorage (MeshExtensions): rewritten as IObservable composition with Concat + IgnoreElements; no async block. - ChatHistorySelector.razor: ObserveQuery + Subscribe (was await ToListAsync — flagged in the same audit). Test changes: every callsite against an IStorageService/IMeshStorage/ *PersistenceService typed receiver bridges via the sanctioned test-edge form `await xyz.Method(...).FirstAsync().ToTask(ct)`. Calls against IStorageAdapter-typed receivers stay on the original Task API (those weren't refactored). IStorageAdapter (the actual Npgsql/blob/file leaf) intentionally stays Task-based — that's where the framework-edge bridge lives. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
These tests have been failing on CI across multiple commits PRIOR to my push (d6d20fe, 1f3bfab, cfc6b8b all failed with the same set). They sit on top of pre-existing bugs that need focused follow-up sessions to fix properly; skipping with a documented reason restores green CI in the meantime. - CodeEditRecompileTest.CodeEdit_ExplicitRelease_IsUpToDate_RecompilesOnSourceChange - CodeEditRecompileTest.NodeType_RequestedReleasePath_PinsToHistoricalRelease Both: NodeType compile-cache invalidation race — V2 release never reaches the new instance's Overview after recompile / unpin. Cache wired through NodeTypeService._hubConfigurations + change feed, but the fast-path HubConfiguration cache isn't invalidated quickly enough by the post-V2 MeshNode update for the freshly-created instance to pick up the new AssemblyLocation. Dedicated bug, not in the persistence-refactor scope. - InteractiveMarkdownExecutionTest.MultipleBlocks_ShareKernelState_ViaSharedAddress Flaky — passes on local retry. The two submissions can race the kernel's executionLock: block #2 occasionally acquires the semaphore before block #1's CSharpScript.RunAsync stores scriptState. Stable fix needs dispatcher-side serialisation (post block #2 from block #1's response). - SyncedQueryTest.MultiQueryUnion_FirstEmission_ContainsAllQueryResults Flaky — passes locally. Synced-query union's ScanTopN gate emits before all child Initial events on slow CI schedulers. Synchronisation race in the aggregator. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This reverts commit 811ce3c.
…ion assertion Two CI flakes — fixed at the source, not papered over with [Skip]. 1. MarkdownViewLogic.SubmitCode: was foreach Post — relied on the kernel executor's SemaphoreSlim acquiring in arrival order. Under CI thread- pool contention, block #2's Subscribe→FromAsync→WaitAsync occasionally raced block #1 to the permit, ran first on a fresh script context, and failed CSharpScript.RunAsync with `error CS0103: The name 'counter' does not exist in the current context`. Now serialises explicitly: each next post fires from the previous submission's SubmitCodeResponse Subscribe — guaranteed ordering at the dispatcher regardless of executor's lock fairness. Errors don't block subsequent submissions (kernel renders compile errors inline; skipping later blocks would silently drop user code). 2. SyncedQueryTest.MultiQueryUnion_FirstEmission_ContainsAllQueryResults: was Take(1) on the union — gating fix in BuildReadStreamCore made the first emission complete in the happy case, but on slow CI the IMeshQuery index propagation lagged the just-created nodes, so the gated first emission could be complete-but-empty (both Initials received, neither has the new node yet). Replaced with .Where(arr => contains both paths).Take(1) — robust against the index propagation race; would still time out on the original gating bug (single Initial → partial first emission would never converge to include both, since the union has only one Added per node from the creates). Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
… cache invalidates The compile-watcher's post-compile workspace update (workspace.Update of the NodeType MeshNode with new AssemblyLocation / LatestReleasePath) doesn't fan-out to IMeshChangeFeed the way HandleUpdateNodeRequest does. NodeTypeService subscribes to the feed to invalidate its `_hubConfigurations` cache for the NodeType path on Updated events; the missing publish meant cross-silo (and same-silo, in some scheduling windows) instances created AFTER the compile would still resolve through the cached pre-compile HubConfiguration. Now Subscribe(saved => ...) on the workspace update calls `changeFeed.Publish(MeshChangeEvent.Updated(saved))` after the update lands. NodeTypeService.subscribe handler runs synchronously (Rx Subject) and clears `_hubConfigurations[nodeType]` so the next EnrichWithNodeType hits a fresh ResolveViaRequest and gets the post-compile state. Doesn't fully fix the two CodeEditRecompileTest failures (the unpin path still surfaces a different cache layer issue — instance hub keeps V1's ALC after RequestedReleasePath is cleared on the same NodeType), but this is a real defensive bugfix on its own and unblocks future cross- silo cache propagation. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
PageLoadingTest.MarkdownNode_LoadsWithoutHanging: change path from embedded-resource MeshWeaver/Documentation/DataMesh/UnifiedPath to filesystem MeshWeaver/Welcome (which the test class actually loads via AddMeshWeaverDocs). DataContextIntegrationTest.Persistence_CanUpdateNodeWithContent: replace MeshQuery.QueryAsync(path:graph/story1) with direct _persistence.GetNodeAsync — bypasses the lagged catalog index per the feedback_cqrs_no_query_for_content rule. CrossPartitionSatelliteQueryTests: remove class-level skip + skip on 3 [Fact]s. The post-ChatCompletionOrchestratorTest setup wedge no longer reproduces; tests pass in isolation, alongside ChatCompletion, and in the full Query.Test suite. Re-skip with accurate, actionable comments (replacing vague 'flaky/slow' notes): - EditPersistenceTest auto-save tests (3) — legacy data-source UpdatePointer + DataChangeRequest pattern is timing-dependent; canonical pattern is now MeshNode-based (CLAUDE.md). - StreamingAreaTest.StreamingArea_WhenExecutionCompletes_ReturnsNull — same threadStream.Update works in ToolCallsVisibilityTest when read via threadStream directly; only the LayoutAreaReference → StreamingView → GetMeshNodeStream chain is the blocker. Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
…[JsonIgnore] fields Three composing fixes for the CodeEditRecompileTest cluster (NodeType_RequestedReleasePath_PinsToHistoricalRelease, CodeEdit_ExplicitRelease_IsUpToDate_RecompilesOnSourceChange): 1. **MeshNodeStreamHandle.UpdateOwn** — match by full Path, not by Id-from-last-segment. After V1+V2 compiles the InstanceCollection holds the NodeType MeshNode alongside Release satellites; non-deterministic FirstOrDefault when no path is set could pick a satellite and silently no-op the V2 compile's AssemblyLocation write. Stamping the workspace's own hub path makes the resolution deterministic. 2. **HandleUpdateNodeRequest** — preserve every [JsonIgnore] field on MeshNode (AssemblyLocation, GlobalServiceConfigurations) from the existing node, alongside the already-preserved HubConfiguration. They round-trip as null over the sync wire, so an UpdateNode whose input came from a remote read (FindNodeAsync etc.) was wiping live transient state — every subsequent metadata-only update (e.g. setting RequestedReleasePath) clobbered the post-compile AssemblyLocation back to null and fresh instance hubs fell through to recompile-from-scratch with the stale framework-default DLL. 3. **CompileAndGetConfigurations(node, sourcesOverride)** — let HandleCreateRelease hand its just-observed sources straight to the compile. The cached `workspace.GetQuery(id, queries)` SyncedQuery the compile would otherwise re-fetch can lag the just-modified Code node (the upstream ObserveQuery has emitted the post-update event but downstream gating fires once-per-Initial; the Replay(1) buffer can sit on the pre-update snapshot). Net effect was V2 compiling V1 source — verified via a `cmp` on the V1/V2 timestamp-versioned DLLs: identical bytes, both containing only "MARKER_V1". Robust waits use the canonical `stream.Where(...).Take(1).Timeout(...)` shape — added a unit test (SyncedQueryTest.UpdatePropagation_FreshTake1_AfterAwaitedUpdate_SeesNewValue) isolating the freshness contract callers depend on. Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
…rnation + length() sort Routing layer: - IRoutingService.DeliverMessageAsync → DeliverMessage : IObservable<IMessageDelivery>. Public surface is observable end-to-end; the single Task bridge lives at the framework rule-chain edge inside RouteConfiguration.WithHandler's new observable overload (call sites no longer ToTask). - RoutingGrain pre-captures grain services (GrainFactory, IStreamProvider) on the activation thread so observable continuations that hop to Scheduler.Default (post-persistence-refactor IPathResolver) never call into Orleans-grain APIs from a non-activation thread — fixes the home-page "Activation access violation" outage. - OrleansRoutingService: channel/consumer replaced with Subscribe-fire-and-forget + CompositeDisposable; DispatchObservable retries with RetryWhen. - RoutingServiceBase / MonolithRoutingService: same observable surface. Persistence: - RoutingPersistenceServiceCore.GetNode is now pure IObservable composition — no inner await, no .FirstAsync().ToTask() bridge. Eliminates the deadlock pattern that surfaced as 30s blank layouts on hub-handler callsites. - IMeshStorage / IStorageService gain IObservable<IReadOnlyCollection<MeshNode>> GetChildren(...) — snapshot collection, composes safely from hub handlers. MeshCatalog.WalkSegmentsForVirtualNamespace migrated off the Task-bridging await using/await foreach pattern. Query syntax (grep -E style): - `field:A|B|C` is parsed identically to `field:(A OR B OR C)` — both produce the In/NotIn AST and push down as `WHERE col IN (...)`. Negation works with both forms (`-field:A|B`). - Multi-value `path:a|b|c` is special — populates ParsedQuery.Paths so backends can emit `WHERE n.path IN (@p0, @p1, ...)` in one round-trip. Canonical use: routing-layer "longest-matching-prefix" lookup. - sort selector now accepts SQL-function calls — `sort:length(path)-desc`, `sort:lower(name)`, `sort:upper(nodeType)`. Allow-listed (length / lower / upper); arbitrary SQL is not accepted. Selectors map through the same column resolver as bare fields, so future func names compose without parser changes. - ParseSingleValue tracks paren depth so function calls stay inside values while structural `)` from group expressions still terminate values. PostgreSQL push-down: - PostgreSqlSqlGenerator.GenerateScopeClause gains a multi-path overload — emits `n.path IN (...)` for path:a|b|c with QueryScope.Exact (single indexed lookup). Other scopes fall back to the single-path overload. - MapOrderBySelector recognises func(arg) syntax and emits `func(<mapped_col>)` — `length(path)` → `length(n.path)`. Tests: - 9 new QueryParserTests covering | alternation (positive + negation + edge cases), function-call sort selectors, multi-path qualifier. - 6 new QuerySyntaxTests against real Postgres covering IN(...) push-down for nodeType + path, sort:length(path)-desc and limit:1 prefix lookup, sort:lower(name). - SyncedQueryTest.Delete_RemovesFromCollection / PropertyChange_*: per-stage Where timeouts bumped 15s → 25s, test timeout 30s → 60s. Tests use stream.Where(...).FirstAsync().Timeout reactive pattern but were tight on full-suite runs. Docs: - DataMesh/QuerySyntax.md: List Values section covers both `(A OR B OR C)` and `A|B|C` forms with multi-path examples; sort section adds SQL-function selector subsection. Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
…able composition
CollectNodesForDelete wrapped the storage I/O in
`Observable.FromAsync(async ct => { await persistence.GetNode(path).FirstAsync().ToTask(ct); … })`
— textbook deadlock from Doc/Architecture/AsynchronousCalls.md. The await captured
TaskScheduler.Current (the mesh hub action block when called from
HandleDeleteNodeRequest) and the continuation tried to resume on the same hub
that was blocked waiting for the delete to complete.
Symptom: `SyncedQueryTest.Delete_RemovesFromCollection` reliably timed out at
15s on the post-delete `await collection.Where(...)` step. Add tests passed
(no CollectNodesForDelete invocation).
Refactor:
- persistence.GetNode is observable — compose directly with SelectMany.
- Non-recursive child existence: persistence.GetChildren(path).Take(1) (snapshot
collection, observable from the just-added IMeshStorage.GetChildren).
- Recursive descendants: still IAsyncEnumerable, bridged via
ObservableTopNExtensions.ToObservableSequence which runs the iteration on
TaskScheduler.Default — the inner awaits never capture the hub scheduler.
Test verification:
- Delete_RemovesFromCollection: was failing (timeout) → now passes in 5s consistently.
- PropertyChange_NoLongerMatchesQuery_RemovesFromCollection: passes in 876ms
isolated, still flakes in full suite (different root cause — shared-mesh state
leak with $flip-test query name; pre-existing, not addressed here).
- SyncedQueryTest timeout bumps from previous commit reverted (not the fix).
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
…position
Symptom in prod (App Insights, 2026-05-06): chat from a user page hung forever
showing "Allocating agent…" + spinner. Trace:
Could not deserialize message in hub rbuergi — type
'MeshWeaver.AI.AppendUserMessageResponse' is not registered in this hub's
TypeRegistry.
Root cause: MessageHubGrain.ResolveHubConfigurationObservable short-circuited
when `node.HubConfiguration is not null`:
if (node.HubConfiguration is not null)
return Observable.Return(node);
var hubFactory = … GetService<IMeshNodeHubFactory>();
return hubFactory.ResolveHubConfiguration(node);
Static / built-in nodes (UserNodeType, CodeNodeType, ReleaseNodeType, …) carry
an inline HubConfiguration set via `MeshNode { HubConfiguration = config => …
}`. The short-circuit returned them unmodified — bypassing
MeshNodeHubFactory.ResolveHubConfiguration which is the one place where the
node's own config is composed WITH `DefaultNodeHubConfiguration`:
HubConfiguration = nodeConfig != null
? config => nodeConfig(defaultConfig(config))
: defaultConfig;
So every cross-cutting concern registered via
MeshBuilder.ConfigureDefaultNodeHub (AI types from AddAI(),
AddDefaultLayoutAreas, AddThreadsLayoutArea, AddApiTokensSettingsTab,
WithHeartBeatHandler, content collections, …) silently failed to reach hubs
backed by built-in NodeTypes. AppendUserMessageResponse couldn't deserialize
at the user hub → original Observe waited forever for a response it could
never parse → user sees the spinner.
MonolithRoutingService.CreateHub already always goes through
hubFactory.ResolveHubConfiguration — only Orleans had the skip.
Fix: remove the short-circuit. ALWAYS delegate to MeshNodeHubFactory so the
default-overlay composition runs. EnrichWithNodeType internally short-circuits
for static nodes (returns them unchanged) so there's no compile / round-trip
cost — only the cheap `defaultConfig(config)` overlay is added.
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
… + Orleans hops > 500ms
User reported "operations are still very slow" with no easy way to localise the
hot spot. Adds threshold-based per-message latency reporting at LogInformation
level so it shows up in App Insights without enabling trace logging in prod.
Two complementary instrumentation points:
1. MessageHub.HandleMessageAsync — every per-hub action-block dispatch.
Stopwatch around the dispatch + rule chain; if elapsed > 500ms, emits:
MESSAGE_FLOW: SLOW_DISPATCH | {MessageType} | Hub: {Address} |
MessageId: {MessageId} | Elapsed: {ElapsedMs}ms | Sender: {Sender} |
Target: {Target}
2. OrleansRoutingService.DispatchObservable — every cross-grain hop. Same
shape for log-aggregator parity:
Orleans: SLOW_DISPATCH | {MessageType} | Address: {Address} |
Elapsed: {ElapsedMs}ms | State: {State} | Sender: {Sender}
Threshold (500ms) tuned for "user perceives lag" — sub-second hops stay quiet
so log volume stays sane even with high traffic. Fast path stays free:
GetType().Name resolved lazily, only stamped when the threshold trips.
App Insights query to triage:
union traces
| where timestamp > ago(1h)
| where message contains "SLOW_DISPATCH"
| order by timestamp desc
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
Symptom (local Aspire log, 2026-05-07): ~10 distinct portal hubs created in rapid succession for a single browser tab — `portal/0YZF…`, `portal/VpgS…`, `portal/bRrUsF…`, etc. Chat hung with "Allocating agent…" spinner; constant heartbeat traffic to per-message thread grains; "TrackActivityRequest no handler" warning per portal. Root cause: PortalApplication is registered AddScoped<>(). Memex uses Blazor Web hybrid (SSR + InteractiveServerRenderMode), so DI creates a new SCOPE for: • UserContextMiddleware.InvokeAsync (HTTP request) • OnboardingMiddleware.InvokeAsync (HTTP request) • ContentPage SSR pre-render (HTTP request) • The interactive WebSocket circuit (long-lived) Each scope built a brand-new PortalApplication, and the prior shape called `AddressExtensions.CreatePortalAddress()` — which returns `new(PortalType, Guid.NewGuid())` — so every construction got a unique portal hub. Per page navigation: 4–6 transient portals + 1 long-lived per circuit. Each opened its own remote streams (layout area subscriptions, MeshNodeReference reducers); each stream wired up a 45-s HeartBeatEvent timer; each heartbeat extended the target grain's TTL by 10 minutes. Chat-specific consequence: AppendUserMessageRequest was posted from whichever transient portal happened to render the input. The thread hub's AppendUserMessageResponse routed back to that portal's GUID address. By the time the response arrived, the portal scope was disposed → response landed nowhere → infinite spinner. Fix: - Resolve the portal address from the user's stable identity (AccessService.Context.ObjectId, fall back to CircuitContext.ObjectId, fall back to "anonymous" for pre-auth middleware). All PortalApplication instances for the same user resolve to the same hub via hub.GetHostedHub(...) (idempotent — returns the existing hub if already registered). - PortalApplication.Dispose() no longer disposes the hub. The hub is shared across many PortalApplication wrapper instances; the parent mesh hub owns the hub's lifetime. Effect: - ONE portal hub per user (not 4-6 per page navigation). - Stream count + heartbeat traffic drop ~5x. - Chat responses always land at the same portal the submit came from (because there's only one). - Grain GC works as designed: 10 min idle → deactivate (was: heartbeats resumed on each new portal scope, keeping grains alive forever). Pre-existing problems this exposes (separate fixes — coming next): - TrackActivityRequest still has no handler in the portal hub config (the per-portal-instance reduction makes the error log less spammy but the missing handler is real). - AppendUserMessageResponse type registry: the portal hub still doesn't register AI types, so chat responses can't deserialise. The one-portal-per-user fix is necessary but not sufficient — a separate commit moves AI types + activity handler onto the portal config via WithPortalConfiguration so the cross-layer dependency stays at the Memex level (not in MeshWeaver.Blazor). Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
…via WithPortalConfiguration Even with the one-portal-per-user fix (commit 7b0bae2) chat still hung at "Allocating agent…" because the portal hub's TypeRegistry didn't know AppendUserMessageResponse — the response from the thread hub arrived as RawJson and the original Observe() in ThreadSubmission.Submit waited forever for a response it could never deserialise. Same pattern caused the recurring "No handler found for delivery TrackActivityRequest in portal/<userId>" warning on every login + navigation. Fix: extend the portal-config delegate (previously a no-op `c => c`) to register the cross-cutting handlers + types the portal needs: - TypeRegistry.AddAITypes() — chat request / response types - AddData() — workspace + EntityStore serialisation - WithGraphTypes() — content polymorphism + HandleTrackActivity Lives in MemexConfiguration (not in MeshWeaver.Blazor.Infrastructure. PortalApplication.DefaultPortalConfig) so the base portal lib stays AI/Graph-agnostic — third parties hosting MeshWeaver.Blazor without AI keep a clean portal config. Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
…art needed User asked "how do I restart just the portal" after a code change. Aspire CLI has no top-level `restart` subcommand — restart is via: 1. dotnet watch (file save → per-resource restart, seconds) 2. Dashboard UI (Resources → ⋯ → Restart, ~10s) 3. Stop-Process Memex.Portal.Distributed (Aspire watcher restarts ~5s) CLAUDE.md gets a "Restarting just the Portal" subsection under Development Commands so future sessions don't kill the whole AppHost unnecessarily (each full restart costs 30-60s + container relaunch + loses the dashboard browser-token URL). LocalDevWorkflow.md (new) is the long-form companion — covers Aspire startup (with the token URL gotcha), watch limits, when to use which approach, dashboard log triage, and common gotchas (the two chat-hang shapes that prompted this triage). Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
…extGrainCallFilter
User report: with `MeshWeaver.Hosting.Orleans: Debug` the dashboard floods
with 80+ log lines/sec — feels like an endless loop. Root cause: the
AccessContextGrainCallFilter logs EVERY grain call at Debug, including
Orleans system grains that fire continuously by design:
GrainCallFilter: grain=sys.svc.stream.agent/...+Memory_7_memory-6-...,
method=InvokeCallbackAsync, ...
GrainCallFilter: grain=memorystreamqueue/be8eb06fb48875590300006003000000,
method=Dequeue, ...
Orleans memory-stream pulling agents poll their queues constantly (8
queues × multiple polls/sec = 80+ log lines/sec), drowning out the
application-level [ThreadExec] / [ROUTE] traces this filter was supposed
to expose. The system grains carry no user identity (the whole point of
this filter) so logging them is pure noise.
Fix: skip system grains via TargetId prefix (`sys.`, `memorystreamqueue/`,
`manifestsystemtarget/`). Application grains start with a node-path
prefix (`rbuergi/...`, `User/...`) and continue to log normally.
Also dropped MeshWeaver.Hosting.Orleans from Debug → Information in
appsettings.Development.json (kept Debug for AI / MessageHub / Connection.Orleans
which are the chat-streaming hot path).
Plus a small UI fix: more vertical breathing room between the breadcrumb
("← rbuergi") and the icon+title row in the thread header — gap: 12px
on the outer Stack + display:block + margin-bottom on the breadcrumb
wrapper. Was visually crowding into ~2px gap before.
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
…hat can't hang on slow agent ObserveQuery User report: chat hangs at "Allocating agent…" with no streaming. The trail stops BEFORE the streaming Task.Run, so the hang is in one of the Subscribe-based gates between StartExecution and the await foreach. Most likely suspect: AgentChatClient.Initialize uses contextAgents.CombineLatest(globalAgents, ...) where each side is meshQuery.ObserveQuery<MeshNode>(...) for the agent hierarchy. CombineLatest only emits AFTER both sides have emitted at least one Initial — if either ObserveQuery is slow, mis-routed, or returns nothing (e.g. a partition that hasn't initialised yet), the combinator waits forever and chat is stuck on the placeholder forever. Fix: seed each ObserveQuery with an empty Initial via .StartWith() so CombineLatest always has a value to combine, and Timeout each one individually (10s) so a pathologically slow query layer is bounded. If no agents exist the chat continues — SelectAgentAsync's NullAgent fallback handles that case explicitly. Architecture note (per discussion): the streaming pipeline itself was already correct — IAsyncEnumerable + await foreach all the way through, Task.Run to escape the _Exec grain scheduler, responseStream owned by the THREAD hub's workspace (parentHub.ServiceProvider.GetRequiredService <IWorkspace>()). The hang is upstream of streaming, in agent discovery. Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
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Summary
77 commits of long-running work on
bug_fix— grouped by theme:MeshWeaver.Social+ LinkedIn publisher + scheduled publishing pipeline (engine/queue/stats), LinkedIn OAuth connect + past-post ingest in Memex portal, per-user linked-account menu items.#r "nuget:Pkg, Version"at the top of_Source/*.csresolves via public NuGet.Protocol without an SDK on the container. Same resolver serves interactive markdown code cells.FileSystemPersistenceService.MoveNodeAsyncruns per-descendantWriteAsync/DeleteAsyncthroughTask.WhenAll; newMeshOperationOptions(defaultTimeout = 30s) +WithMeshOperationTimeout(TimeSpan)override;HandleMoveNodeRequestchains.Timeout()on the persistence Observable so a stuck adapter can't hang the caller. Prod repro: DAV2026 subtree move that took 240 s and killed the MCP session — now bounded.CompilationCacheService,_Source/edit re-invalidates owning NodeType, cross-silo broadcast viaMeshChangeFeed, grain-dispose on node delete, live "Compiling … (Ns)" progress inLayoutAreaView.Category(falls back toNodeType), reactive Children catalog, self-as-default create location for non-NodeType nodes, sample orgs →Markdownfor search visibility.MeshChangeFeedevents, resubscribe on owner dispose,DeleteLayoutAreaemits a placeholder immediately and times out slow streams.IAsyncEnumerableaggregator fixes (satellite-safeGatherInputsAsync), xunit methodTimeout 30 s → 60 s, Anthropic Opus bump, icon generator, etc.New test suites (selected)
test/MeshWeaver.Persistence.Test/MoveNodeRecursiveTest.cs— 10 tests: recursion, parallelism, source missing / target exists / storage throws / cancellation (all must not hang), RxTimeout()contract, default-30s config.test/MeshWeaver.Social.Test/*—InMemoryPublishQueueTest,LinkedInPublisherEngagementTest,PostStatsRefresherTest,ScheduledPostPublisherTest,FakePublisher.test/MeshWeaver.Persistence.Test/WorkspaceCacheEvictionTest.cs,ResubscribeOnOwnerDisposeTest.cs,DeleteLayoutAreaIntegrationTest.cs.test/MeshWeaver.Markdown.Test/PathUtilsTest.cs,test/MeshWeaver.MathDemo.Test/MatrixViewsTest.cs.Contributors
dist/cleanup, fix: sample orgs invisible in search due to wrong NodeType #94 sample-org search-visibility fixUpstream already merged into this branch
refactor: reactive persistence — IMeshStorage writes return IObservable(merged)Test plan
dotnet buildsucceedsdotnet test test/MeshWeaver.Persistence.Test --filter MoveNodeRecursiveTest— 10/10 green (~8 s)dotnet test test/MeshWeaver.Hosting.Monolith.Test --filter MoveNodeAsync— 5/5 green (regression guard)dotnet test test/MeshWeaver.Social.Test— publish queue / scheduling / stats green_Source/*.csusing#r "nuget:MathNet.Numerics, 5.0.0"— compiles & renders (cold + warm cache)/social/connect/linkedin→ profile linked; menu shows connected accountScheduledPostPublisher→ LinkedIn publisher posts;PostStatsRefresherpulls stats🤖 Generated with Claude Code