feat(worker): Toggle "Continue on session limit reset" für Usage-Limit-Abbrüche

Klassifiziert einen echten Usage-Limit-Abbruch als eigene FailureReason
"usage_limit" (TaskRunner.ClassifyFailureReason: nur bei terminal_reason
"api_error" plus einem Limit-Muster im gerenderten Fehlertext, nicht an
Status==Failed allein). Neuer Toggle AutoContinueOnUsageLimit (app_settings,
Default aus) unter Settings → General → "Usage limit stop":

- UsageLimitAutoContinueCoordinator feuert pro Task genau einmal ContinueTask
  über OverrideSlotService, sobald das 5h-Fenster (UsageState.Snapshot.FiveHour
  .ResetsAt) tatsächlich zurückgesetzt ist; ein persistenter Marker
  (TaskEntity.UsageLimitAutoContinuedAt) verhindert einen zweiten Anlauf bei
  einem erneuten Limit-Treffer.
- QueueService schedult zusätzlich einen exakten Wake-Timer auf den
  Reset-Zeitpunkt, statt nur auf den 30s-Backstop zu warten.
- Fail-open durchgängig: kein Snapshot/keine Reset-Zeit → kein Timer, kein
  Continue, kein Throw. Toggle aus ändert das heutige Verhalten nicht.

Migration AddUsageLimitAutoContinue fügt beide Spalten hinzu; die von
`dotnet ef migrations add` mitgescaffoldete leere UpdateData auf app_settings
(columns/values: []) erzeugte ungültiges SQL ("near WHERE") und wurde entfernt
— TaskNumberMigrationTests deckte das über den vollen Migrate()-Pfad auf.
This commit is contained in:
mika kuns
2026-08-21 18:43:02 +02:00
parent 290dd1b614
commit 07dd75700d
30 changed files with 1505 additions and 19 deletions
@@ -0,0 +1,207 @@
using ClaudeDo.Data;
using ClaudeDo.Data.Models;
using ClaudeDo.Data.Repositories;
using ClaudeDo.Worker.Config;
using ClaudeDo.Worker.Hub;
using ClaudeDo.Worker.Queue;
using ClaudeDo.Worker.Runner;
using ClaudeDo.Worker.Tests.Infrastructure;
using ClaudeDo.Worker.Usage;
using Microsoft.Extensions.Logging.Abstractions;
using TaskStatus = ClaudeDo.Data.Models.TaskStatus;
namespace ClaudeDo.Worker.Tests.Queue;
/// Covers the "Continue on session limit reset" toggle's coordinator in isolation from
/// QueueService's own timer plumbing (see QueueService.ScheduleResetWake for that part).
public sealed class UsageLimitAutoContinueCoordinatorTests : IDisposable
{
private readonly DbFixture _db = new();
private readonly string _tempDir;
private readonly WorkerConfig _cfg;
public UsageLimitAutoContinueCoordinatorTests()
{
_tempDir = Path.Combine(Path.GetTempPath(), $"cd_usagelimit_{Guid.NewGuid():N}");
Directory.CreateDirectory(_tempDir);
_cfg = new WorkerConfig { SandboxRoot = _tempDir, LogRoot = _tempDir };
}
public void Dispose() { _db.Dispose(); try { Directory.Delete(_tempDir, true); } catch { } }
private (UsageLimitAutoContinueCoordinator Coordinator, UsageState UsageState, FakeClaudeProcess Process) BuildCoordinator()
{
var dbFactory = _db.CreateFactory();
var state = TaskStateServiceBuilder.Build(dbFactory).State;
var wt = new WorktreeManager(new ClaudeDo.Data.Git.GitService(), dbFactory, _cfg, NullLogger<WorktreeManager>.Instance);
var fake = new FakeClaudeProcess();
var runner = new TaskRunner(fake, dbFactory, new HubBroadcaster(new CapturingHubContext()), wt,
new ClaudeArgsBuilder(), _cfg, NullLogger<TaskRunner>.Instance, state, new TaskRunTokenRegistry(),
new AttachmentStore(), new FakeSessionSkillSeeder(), new FakeTranscriptUsageReader());
var runCancels = new RunCancellationRegistry(NullLogger<RunCancellationRegistry>.Instance);
var overrideSlot = new OverrideSlotService(dbFactory, runner, NullLogger<OverrideSlotService>.Instance, runCancels);
var usageState = new UsageState();
var coordinator = new UsageLimitAutoContinueCoordinator(
dbFactory, usageState, overrideSlot,
new HubBroadcaster(new CapturingHubContext()), NullLogger<UsageLimitAutoContinueCoordinator>.Instance);
return (coordinator, usageState, fake);
}
private async Task<string> SeedUsageLimitTaskAsync(bool withSessionId = true)
{
var listId = Guid.NewGuid().ToString();
var taskId = Guid.NewGuid().ToString();
using (var ctx = _db.CreateContext())
{
ctx.Lists.Add(new ListEntity { Id = listId, Name = "L", CreatedAt = DateTime.UtcNow });
ctx.Tasks.Add(new TaskEntity
{
Id = taskId, ListId = listId, Title = "T", Status = TaskStatus.Failed,
FailureReason = "usage_limit", CreatedAt = DateTime.UtcNow, FinishedAt = DateTime.UtcNow,
});
if (withSessionId)
{
ctx.TaskRuns.Add(new TaskRunEntity
{
Id = Guid.NewGuid().ToString(), TaskId = taskId, RunNumber = 1, IsRetry = false, Prompt = "p",
LogPath = Path.Combine(_tempDir, "log.ndjson"), StartedAt = DateTime.UtcNow,
FinishedAt = DateTime.UtcNow, SessionId = "sess-1", ExitCode = 1,
});
}
await ctx.SaveChangesAsync();
}
return taskId;
}
private async Task EnableToggleAsync()
{
using var ctx = _db.CreateContext();
var repo = new AppSettingsRepository(ctx);
var settings = await repo.GetAsync();
settings.AutoContinueOnUsageLimit = true;
await repo.UpdateAsync(settings);
}
private async Task<TaskEntity?> PollUntilCalledAsync(string taskId, FakeClaudeProcess fake)
{
var deadline = DateTime.UtcNow.AddSeconds(10);
while (DateTime.UtcNow < deadline && fake.CallCount == 0)
await Task.Delay(25);
await Task.Delay(150); // let the fire-and-forget continuation fully settle
using var ctx = _db.CreateContext();
return await new TaskRepository(ctx).GetByIdAsync(taskId);
}
[Fact]
public async Task Toggle_Off_Never_Schedules_Or_Continues()
{
var (coordinator, usageState, fake) = BuildCoordinator();
var taskId = await SeedUsageLimitTaskAsync();
usageState.ReportSuccess(new UsageSnapshot(
new UsageBucket(85, DateTimeOffset.UtcNow.AddSeconds(-1)), null, Array.Empty<UsageLimitRow>(), DateTime.UtcNow));
var wakeAt = await coordinator.GetScheduledWakeAtAsync(default);
await coordinator.RunAsync(default);
await Task.Delay(150);
Assert.Null(wakeAt);
Assert.Equal(0, fake.CallCount);
using var verify = _db.CreateContext();
var task = await new TaskRepository(verify).GetByIdAsync(taskId);
Assert.Null(task!.UsageLimitAutoContinuedAt);
}
[Fact]
public async Task Toggle_On_No_Snapshot_Yet_Schedules_Nothing_And_Does_Not_Crash()
{
var (coordinator, _, fake) = BuildCoordinator();
await SeedUsageLimitTaskAsync();
await EnableToggleAsync();
var wakeAt = await coordinator.GetScheduledWakeAtAsync(default);
await coordinator.RunAsync(default); // must not throw despite no usage snapshot
Assert.Null(wakeAt);
Assert.Equal(0, fake.CallCount);
}
[Fact]
public async Task Toggle_On_Reset_In_Future_Schedules_Wake_But_Does_Not_Continue_Yet()
{
var (coordinator, usageState, fake) = BuildCoordinator();
await SeedUsageLimitTaskAsync();
await EnableToggleAsync();
var resetsAt = DateTimeOffset.UtcNow.AddMinutes(5);
usageState.ReportSuccess(new UsageSnapshot(
new UsageBucket(85, resetsAt), null, Array.Empty<UsageLimitRow>(), DateTime.UtcNow));
var wakeAt = await coordinator.GetScheduledWakeAtAsync(default);
await coordinator.RunAsync(default);
await Task.Delay(150);
Assert.Equal(resetsAt, wakeAt);
Assert.Equal(0, fake.CallCount);
}
[Fact]
public async Task Toggle_On_Reset_Already_Passed_Continues_Exactly_Once()
{
var (coordinator, usageState, fake) = BuildCoordinator();
var taskId = await SeedUsageLimitTaskAsync();
await EnableToggleAsync();
usageState.ReportSuccess(new UsageSnapshot(
new UsageBucket(85, DateTimeOffset.UtcNow.AddSeconds(-1)), null, Array.Empty<UsageLimitRow>(), DateTime.UtcNow));
await coordinator.RunAsync(default);
var task = await PollUntilCalledAsync(taskId, fake);
Assert.Equal(1, fake.CallCount);
Assert.NotNull(task!.UsageLimitAutoContinuedAt);
// A second tick (e.g. the next backstop) must not fire it again.
await coordinator.RunAsync(default);
await Task.Delay(150);
Assert.Equal(1, fake.CallCount);
}
[Fact]
public async Task Missing_Reset_Time_Never_Continues_And_Never_Throws()
{
var (coordinator, usageState, fake) = BuildCoordinator();
await SeedUsageLimitTaskAsync();
await EnableToggleAsync();
// A snapshot exists, but this bucket has no reset time — fail open.
usageState.ReportSuccess(new UsageSnapshot(
new UsageBucket(85, null), null, Array.Empty<UsageLimitRow>(), DateTime.UtcNow));
var wakeAt = await coordinator.GetScheduledWakeAtAsync(default);
await coordinator.RunAsync(default);
await Task.Delay(150);
Assert.Null(wakeAt);
Assert.Equal(0, fake.CallCount);
}
[Fact]
public async Task Non_UsageLimit_Failure_Is_Never_Touched()
{
var (coordinator, usageState, fake) = BuildCoordinator();
var listId = Guid.NewGuid().ToString();
var taskId = Guid.NewGuid().ToString();
using (var ctx = _db.CreateContext())
{
ctx.Lists.Add(new ListEntity { Id = listId, Name = "L", CreatedAt = DateTime.UtcNow });
ctx.Tasks.Add(new TaskEntity { Id = taskId, ListId = listId, Title = "T", Status = TaskStatus.Failed,
FailureReason = "error", CreatedAt = DateTime.UtcNow });
await ctx.SaveChangesAsync();
}
await EnableToggleAsync();
usageState.ReportSuccess(new UsageSnapshot(
new UsageBucket(85, DateTimeOffset.UtcNow.AddSeconds(-1)), null, Array.Empty<UsageLimitRow>(), DateTime.UtcNow));
await coordinator.RunAsync(default);
await Task.Delay(150);
Assert.Equal(0, fake.CallCount);
}
}