diff --git a/src/ClaudeDo.Worker/Runner/ClaudeArgsBuilder.cs b/src/ClaudeDo.Worker/Runner/ClaudeArgsBuilder.cs
index 56a783f6..bd39ddc1 100644
--- a/src/ClaudeDo.Worker/Runner/ClaudeArgsBuilder.cs
+++ b/src/ClaudeDo.Worker/Runner/ClaudeArgsBuilder.cs
@@ -41,12 +41,8 @@ public sealed class ClaudeArgsBuilder
"--verbose",
};
- var permissionMode = string.IsNullOrWhiteSpace(config.PermissionMode)
- || config.PermissionMode.Equals("bypassPermissions", StringComparison.OrdinalIgnoreCase)
- ? "auto"
- : config.PermissionMode;
args.Add("--permission-mode");
- args.Add(permissionMode);
+ args.Add(PermissionModeResolver.Resolve(config.Model, config.PermissionMode));
if (config.Model is not null)
{
diff --git a/src/ClaudeDo.Worker/Runner/ClaudeProcess.cs b/src/ClaudeDo.Worker/Runner/ClaudeProcess.cs
index 84f43c57..a9bad3a7 100644
--- a/src/ClaudeDo.Worker/Runner/ClaudeProcess.cs
+++ b/src/ClaudeDo.Worker/Runner/ClaudeProcess.cs
@@ -127,6 +127,7 @@ public sealed class ClaudeProcess : IClaudeProcess
ResultSubtype = streamResult.ResultSubtype,
TerminalReason = streamResult.TerminalReason,
Errors = streamResult.Errors,
+ PermissionDenials = streamResult.PermissionDenials,
};
}
@@ -150,6 +151,7 @@ public sealed class ClaudeProcess : IClaudeProcess
ResultSubtype = streamResult.ResultSubtype,
TerminalReason = streamResult.TerminalReason,
Errors = streamResult.Errors,
+ PermissionDenials = streamResult.PermissionDenials,
};
}
}
diff --git a/src/ClaudeDo.Worker/Runner/EffectiveRunConfigResolver.cs b/src/ClaudeDo.Worker/Runner/EffectiveRunConfigResolver.cs
index 8936ed13..ea0bad42 100644
--- a/src/ClaudeDo.Worker/Runner/EffectiveRunConfigResolver.cs
+++ b/src/ClaudeDo.Worker/Runner/EffectiveRunConfigResolver.cs
@@ -47,7 +47,7 @@ public static class EffectiveRunConfigResolver
maxTurns, maxTurnsSource, requestedMaxTurns, maxTurns < requestedMaxTurns,
preset.Effort,
agentPath, agentPathSource,
- global.DefaultPermissionMode,
+ PermissionModeResolver.Resolve(model, global.DefaultPermissionMode),
systemPromptSources.Count > 0, systemPromptSources);
}
}
diff --git a/src/ClaudeDo.Worker/Runner/PermissionModeResolver.cs b/src/ClaudeDo.Worker/Runner/PermissionModeResolver.cs
new file mode 100644
index 00000000..9c764c99
--- /dev/null
+++ b/src/ClaudeDo.Worker/Runner/PermissionModeResolver.cs
@@ -0,0 +1,28 @@
+using ClaudeDo.Data.Models;
+
+namespace ClaudeDo.Worker.Runner;
+
+/// Single source of truth for the permission mode actually started, shared by
+/// 's real dispatch and 's
+/// read-only report — so the two can never drift apart.
+public static class PermissionModeResolver
+{
+ public static string Resolve(string? model, string? requestedPermissionMode)
+ {
+ var mode = string.IsNullOrWhiteSpace(requestedPermissionMode)
+ || requestedPermissionMode.Equals("bypassPermissions", StringComparison.OrdinalIgnoreCase)
+ ? "auto"
+ : requestedPermissionMode;
+
+ // claude-cli 2.1.220 silently downgrades "--permission-mode auto" to the interactive
+ // "default" mode when --model resolves to a haiku model (confirmed by capturing the
+ // stream-json `init` event for both models side by side; acceptEdits/bypassPermissions
+ // pass through unaffected). An unattended run then blocks forever on an edit confirmation
+ // that never arrives, so substitute the closest unattended-safe mode instead.
+ if (string.Equals(mode, "auto", StringComparison.OrdinalIgnoreCase)
+ && ModelRegistry.TryNormalizeAlias(model) == "haiku")
+ return "acceptEdits";
+
+ return mode;
+ }
+}
diff --git a/src/ClaudeDo.Worker/Runner/RunResult.cs b/src/ClaudeDo.Worker/Runner/RunResult.cs
index 3b26e527..5502a9f0 100644
--- a/src/ClaudeDo.Worker/Runner/RunResult.cs
+++ b/src/ClaudeDo.Worker/Runner/RunResult.cs
@@ -14,6 +14,7 @@ public sealed record RunResult
public string? ResultSubtype { get; init; }
public string? TerminalReason { get; init; }
public IReadOnlyList Errors { get; init; } = Array.Empty();
+ public IReadOnlyList PermissionDenials { get; init; } = Array.Empty();
public bool IsSuccess => ExitCode == 0 && ResultMarkdown is not null;
}
diff --git a/src/ClaudeDo.Worker/Runner/StreamAnalyzer.cs b/src/ClaudeDo.Worker/Runner/StreamAnalyzer.cs
index 4ee65552..78cacdda 100644
--- a/src/ClaudeDo.Worker/Runner/StreamAnalyzer.cs
+++ b/src/ClaudeDo.Worker/Runner/StreamAnalyzer.cs
@@ -16,6 +16,7 @@ public sealed class StreamResult
public string? ResultSubtype { get; set; }
public string? TerminalReason { get; set; }
public IReadOnlyList Errors { get; set; } = Array.Empty();
+ public IReadOnlyList PermissionDenials { get; set; } = Array.Empty();
}
public sealed class StreamAnalyzer
@@ -31,6 +32,7 @@ public sealed class StreamAnalyzer
private string? _resultSubtype;
private string? _terminalReason;
private readonly List _errors = new();
+ private readonly List _permissionDenials = new();
private const string BlockedPrefix = "CLAUDEDO_BLOCKED:";
public void ProcessLine(string ndjsonLine)
@@ -65,6 +67,17 @@ public sealed class StreamAnalyzer
&& !string.IsNullOrEmpty(errorText))
_errors.Add(errorText);
}
+ // A CLI-level permission-mode failure (e.g. haiku silently downgrading
+ // "auto" to the interactive "default") still reports is_error:false — the
+ // denials only show up here, on the result event.
+ if (root.TryGetProperty("permission_denials", out var denialsProp)
+ && denialsProp.ValueKind == JsonValueKind.Array)
+ {
+ foreach (var denial in denialsProp.EnumerateArray())
+ if (denial.TryGetProperty("tool_name", out var toolNameProp)
+ && toolNameProp.GetString() is { } toolName && !string.IsNullOrEmpty(toolName))
+ _permissionDenials.Add(toolName);
+ }
// Authoritative token totals live on the result event.
if (root.TryGetProperty("usage", out var resultUsage))
{
@@ -107,6 +120,7 @@ public sealed class StreamAnalyzer
ResultSubtype = _resultSubtype,
TerminalReason = _terminalReason,
Errors = _errors,
+ PermissionDenials = _permissionDenials,
};
private string? FallbackResult()
diff --git a/src/ClaudeDo.Worker/Runner/TaskRunner.cs b/src/ClaudeDo.Worker/Runner/TaskRunner.cs
index e4af0422..1c8196fa 100644
--- a/src/ClaudeDo.Worker/Runner/TaskRunner.cs
+++ b/src/ClaudeDo.Worker/Runner/TaskRunner.cs
@@ -457,9 +457,10 @@ public sealed class TaskRunner
private async Task HandleSuccess(TaskEntity task, ListEntity list, string slot, WorktreeContext? wtCtx, RunResult result, CancellationToken ct)
{
+ var committed = false;
if (wtCtx is not null)
{
- var committed = await _wtManager.CommitIfChangedAsync(wtCtx, task, list, ct);
+ committed = await _wtManager.CommitIfChangedAsync(wtCtx, task, list, ct);
if (committed)
{
await _broadcaster.WorkerLog($"Committed changes in \"{task.Title}\"", WorkerLogLevel.Info, DateTime.UtcNow);
@@ -467,6 +468,22 @@ public sealed class TaskRunner
}
}
+ // A run can report success (exit 0, non-null result text) while every write it
+ // attempted was denied by the permission gate — e.g. the claude-cli haiku/"auto"
+ // downgrade to interactive "default" (see PermissionModeResolver). Left alone this
+ // lands as a normal WaitingForReview with an empty diff, and a reviewer sees only
+ // that emptiness with no clue why. Surface it as a failure instead.
+ if (!committed && result.PermissionDenials.Count > 0)
+ {
+ var tools = string.Join(", ", result.PermissionDenials.Distinct());
+ await MarkFailed(
+ task.Id, task.Title, slot,
+ $"All edits were blocked by permission denials ({tools}) and nothing was changed. " +
+ "Check the run's permission mode (get_effective_run_config).",
+ result.TurnCount);
+ return;
+ }
+
// Terminal DB write uses CancellationToken.None so the task status
// is never left as 'running' because of a cancel that arrived
// after the Claude run already succeeded.
diff --git a/tests/ClaudeDo.Worker.Tests/Runner/ClaudeArgsBuilderTests.cs b/tests/ClaudeDo.Worker.Tests/Runner/ClaudeArgsBuilderTests.cs
index 7158a203..efdc0c03 100644
--- a/tests/ClaudeDo.Worker.Tests/Runner/ClaudeArgsBuilderTests.cs
+++ b/tests/ClaudeDo.Worker.Tests/Runner/ClaudeArgsBuilderTests.cs
@@ -170,6 +170,29 @@ public sealed class ClaudeArgsBuilderTests
Assert.DoesNotContain("--dangerously-skip-permissions", args);
}
+ [Theory]
+ [InlineData("haiku", "auto", "acceptEdits")]
+ [InlineData("haiku", null, "acceptEdits")]
+ [InlineData("haiku", "bypassPermissions", "acceptEdits")]
+ [InlineData("claude-haiku-4-5-20251001", "auto", "acceptEdits")]
+ [InlineData("haiku", "acceptEdits", "acceptEdits")]
+ [InlineData("haiku", "plan", "plan")]
+ [InlineData("sonnet", "auto", "auto")]
+ [InlineData("claude-sonnet-4-6", "auto", "auto")]
+ [InlineData(null, "auto", "auto")]
+ public void PermissionMode_ForHaikuModel_SubstitutesAutoWithAcceptEdits(
+ string? model, string? requestedMode, string expectedMode)
+ {
+ // claude-cli 2.1.220 silently downgrades "--permission-mode auto" to the interactive
+ // "default" mode when the resolved model is a haiku model (verified against the real
+ // CLI's stream-json `init` event), which would block an unattended run forever.
+ var args = _builder.Build(new ClaudeRunConfig(model, null, null, null, PermissionMode: requestedMode));
+ var list = args.ToList();
+ var idx = list.IndexOf("--permission-mode");
+ Assert.True(idx >= 0);
+ Assert.Equal(expectedMode, list[idx + 1]);
+ }
+
[Fact]
public void Build_emits_mcpConfig_and_allowedTools_when_set()
{
diff --git a/tests/ClaudeDo.Worker.Tests/Runner/PermissionDenialFailureTests.cs b/tests/ClaudeDo.Worker.Tests/Runner/PermissionDenialFailureTests.cs
new file mode 100644
index 00000000..8ce0abe7
--- /dev/null
+++ b/tests/ClaudeDo.Worker.Tests/Runner/PermissionDenialFailureTests.cs
@@ -0,0 +1,144 @@
+using ClaudeDo.Data;
+using ClaudeDo.Data.Git;
+using ClaudeDo.Data.Models;
+using ClaudeDo.Data.Repositories;
+using ClaudeDo.Worker.Config;
+using ClaudeDo.Worker.Hub;
+using ClaudeDo.Worker.Runner;
+using ClaudeDo.Worker.Tests.Infrastructure;
+using Microsoft.Extensions.Logging.Abstractions;
+using TaskStatus = ClaudeDo.Data.Models.TaskStatus;
+using Xunit;
+
+namespace ClaudeDo.Worker.Tests.Runner;
+
+///
+/// A run that reports success (exit 0, non-null result text) but whose only tool calls were
+/// permission-denied — e.g. the claude-cli haiku/"auto" downgrade to interactive "default" — must
+/// not land as a normal WaitingForReview with an empty diff. See PermissionModeResolver.
+///
+public sealed class PermissionDenialFailureTests : IDisposable
+{
+ private readonly List _repos = new();
+ private readonly List _dbs = new();
+ private readonly List<(string repoDir, string wtPath)> _cleanups = new();
+
+ [Fact]
+ public async Task Success_withPermissionDenials_andNoChanges_endsFailed()
+ {
+ if (!GitRepoFixture.IsGitAvailable()) { Assert.True(true, "git not available -- skipping"); return; }
+ var repo = new GitRepoFixture(); _repos.Add(repo);
+ var db = new DbFixture(); _dbs.Add(db);
+ var dbFactory = db.CreateFactory();
+ var tempDir = Path.Combine(Path.GetTempPath(), $"cd_permdenial_{Guid.NewGuid():N}");
+ Directory.CreateDirectory(tempDir);
+ var cfg = new WorkerConfig { SandboxRoot = tempDir, LogRoot = tempDir, WorktreeRootStrategy = "sibling" };
+
+ using (var ctx = db.CreateContext())
+ {
+ ctx.Lists.Add(new ListEntity { Id = "l1", Name = "L", WorkingDir = repo.RepoDir, CreatedAt = DateTime.UtcNow });
+ ctx.Tasks.Add(new TaskEntity
+ {
+ Id = "t1", ListId = "l1", Title = "Edit a file", CommitType = "chore",
+ Status = TaskStatus.Idle, CreatedAt = DateTime.UtcNow,
+ });
+ await ctx.SaveChangesAsync();
+ }
+
+ // The Edit tool was denied; no file changed. Mirrors the real "result" event's shape.
+ var fake = new FakeClaudeProcess((_, _, _, _, _) => Task.FromResult(new RunResult
+ {
+ ExitCode = 0,
+ ResultMarkdown = "I need permission to edit the file.",
+ PermissionDenials = new[] { "Edit" },
+ }));
+ var state = TaskStateServiceBuilder.Build(dbFactory).State;
+ var wt = new WorktreeManager(new GitService(), dbFactory, cfg, NullLogger.Instance);
+ var runner = new TaskRunner(fake, dbFactory, new HubBroadcaster(new CapturingHubContext()), wt,
+ new ClaudeArgsBuilder(), cfg, NullLogger.Instance, state, new TaskRunTokenRegistry(),
+ new AttachmentStore(), new FakeSessionSkillSeeder(), new FakeTranscriptUsageReader());
+
+ try
+ {
+ using (var ctx = db.CreateContext())
+ await runner.RunAsync((await new TaskRepository(ctx).GetByIdAsync("t1"))!, "slot-1", CancellationToken.None);
+
+ using var verify = db.CreateContext();
+ var task = (await new TaskRepository(verify).GetByIdAsync("t1"))!;
+ Assert.Equal(TaskStatus.Failed, task.Status);
+ Assert.Contains("permission", task.Result, StringComparison.OrdinalIgnoreCase);
+ }
+ finally
+ {
+ using var ctx = db.CreateContext();
+ var wtRow = await new WorktreeRepository(ctx).GetByTaskIdAsync("t1");
+ if (wtRow is not null) _cleanups.Add((repo.RepoDir, wtRow.Path));
+ try { Directory.Delete(tempDir, true); } catch { }
+ }
+ }
+
+ [Fact]
+ public async Task Success_withPermissionDenials_butSomeChangesCommitted_stillWaitsForReview()
+ {
+ if (!GitRepoFixture.IsGitAvailable()) { Assert.True(true, "git not available -- skipping"); return; }
+ var repo = new GitRepoFixture(); _repos.Add(repo);
+ var db = new DbFixture(); _dbs.Add(db);
+ var dbFactory = db.CreateFactory();
+ var tempDir = Path.Combine(Path.GetTempPath(), $"cd_permdenial_{Guid.NewGuid():N}");
+ Directory.CreateDirectory(tempDir);
+ var cfg = new WorkerConfig { SandboxRoot = tempDir, LogRoot = tempDir, WorktreeRootStrategy = "sibling" };
+
+ using (var ctx = db.CreateContext())
+ {
+ ctx.Lists.Add(new ListEntity { Id = "l1", Name = "L", WorkingDir = repo.RepoDir, CreatedAt = DateTime.UtcNow });
+ ctx.Tasks.Add(new TaskEntity
+ {
+ Id = "t1", ListId = "l1", Title = "Edit some files", CommitType = "chore",
+ Status = TaskStatus.Idle, CreatedAt = DateTime.UtcNow,
+ });
+ await ctx.SaveChangesAsync();
+ }
+
+ // One edit succeeded (a file was actually written), another was denied.
+ var fake = new FakeClaudeProcess((_, workingDirectory, _, _, _) =>
+ {
+ File.WriteAllText(Path.Combine(workingDirectory, "changed.txt"), "partial success");
+ return Task.FromResult(new RunResult
+ {
+ ExitCode = 0,
+ ResultMarkdown = "Made one change; one edit was denied.",
+ PermissionDenials = new[] { "Write" },
+ });
+ });
+ var state = TaskStateServiceBuilder.Build(dbFactory).State;
+ var wt = new WorktreeManager(new GitService(), dbFactory, cfg, NullLogger.Instance);
+ var runner = new TaskRunner(fake, dbFactory, new HubBroadcaster(new CapturingHubContext()), wt,
+ new ClaudeArgsBuilder(), cfg, NullLogger.Instance, state, new TaskRunTokenRegistry(),
+ new AttachmentStore(), new FakeSessionSkillSeeder(), new FakeTranscriptUsageReader());
+
+ try
+ {
+ using (var ctx = db.CreateContext())
+ await runner.RunAsync((await new TaskRepository(ctx).GetByIdAsync("t1"))!, "slot-1", CancellationToken.None);
+
+ using var verify = db.CreateContext();
+ var task = (await new TaskRepository(verify).GetByIdAsync("t1"))!;
+ Assert.Equal(TaskStatus.WaitingForReview, task.Status);
+ }
+ finally
+ {
+ using var ctx = db.CreateContext();
+ var wtRow = await new WorktreeRepository(ctx).GetByTaskIdAsync("t1");
+ if (wtRow is not null) _cleanups.Add((repo.RepoDir, wtRow.Path));
+ try { Directory.Delete(tempDir, true); } catch { }
+ }
+ }
+
+ public void Dispose()
+ {
+ foreach (var (repoDir, wtPath) in _cleanups)
+ try { GitRepoFixture.RunGit(repoDir, "worktree", "remove", "--force", wtPath); } catch { }
+ foreach (var r in _repos) r.Dispose();
+ foreach (var d in _dbs) d.Dispose();
+ }
+}
diff --git a/tests/ClaudeDo.Worker.Tests/Runner/StreamAnalyzerTests.cs b/tests/ClaudeDo.Worker.Tests/Runner/StreamAnalyzerTests.cs
index 4e164a6e..ac82f29e 100644
--- a/tests/ClaudeDo.Worker.Tests/Runner/StreamAnalyzerTests.cs
+++ b/tests/ClaudeDo.Worker.Tests/Runner/StreamAnalyzerTests.cs
@@ -186,6 +186,41 @@ public sealed class StreamAnalyzerTests
Assert.Empty(result.Errors);
}
+ [Fact]
+ public void Extracts_Permission_Denials_From_Result_Event()
+ {
+ var analyzer = new StreamAnalyzer();
+ analyzer.ProcessLine("""
+ {"type":"result","result":"I need permission to edit the file.","session_id":"s1",
+ "permission_denials":[{"tool_name":"Edit","tool_use_id":"t1","tool_input":{}}]}
+ """);
+ var result = analyzer.GetResult();
+ Assert.Single(result.PermissionDenials);
+ Assert.Equal("Edit", result.PermissionDenials[0]);
+ }
+
+ [Fact]
+ public void No_Permission_Denials_Field_Means_Empty_List()
+ {
+ var analyzer = new StreamAnalyzer();
+ analyzer.ProcessLine("""{"type":"result","result":"done","session_id":"s1"}""");
+ Assert.Empty(analyzer.GetResult().PermissionDenials);
+ }
+
+ [Fact]
+ public void Multiple_Permission_Denials_Are_All_Collected()
+ {
+ var analyzer = new StreamAnalyzer();
+ analyzer.ProcessLine("""
+ {"type":"result","result":"blocked","session_id":"s1","permission_denials":[
+ {"tool_name":"Edit","tool_use_id":"t1","tool_input":{}},
+ {"tool_name":"Write","tool_use_id":"t2","tool_input":{}}
+ ]}
+ """);
+ var result = analyzer.GetResult();
+ Assert.Equal(new[] { "Edit", "Write" }, result.PermissionDenials);
+ }
+
[Fact]
public void Duplicate_Marker_In_Assistant_And_Result_Is_Collected_Once()
{