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feat(tui): implement shell danger detection patterns #1284

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freemo merged 1 commit from feature/m8-tui-shell-danger-detection into master

2026-04-03 01:15:23 +00:00

freemo commented

2026-04-02 08:45:59 +00:00

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Summary

Implements dangerous shell pattern detection for the TUI with a configurable pattern registry, danger level classification, and user warning system.

Changes

Domain Layer (`src/cleveragents/tui/shell_safety/`)

ShellDangerLevel — IntEnum with four ordered severity levels: LOW, MEDIUM, HIGH, CRITICAL
DangerousPattern — Immutable value object encapsulating a named regex pattern, danger level, and description; supports case-insensitive matching by default
DangerousCommandWarning — Immutable value object produced when a dangerous pattern is detected; includes the matched pattern, danger level, and human-readable message
DangerousPatternDetector — Domain service with a configurable pattern registry; supports check(), check_first(), is_dangerous(), max_danger_level(), and registry management (add_pattern, remove_pattern, replace_patterns)
pattern_registry — Default built-in patterns covering:
- rm -rf / and wildcard variants (CRITICAL)
- Fork bomb :(){ :|:& };: (CRITICAL)
- dd if= (HIGH)
- mkfs (HIGH)
- shred on devices (HIGH)
- chmod 777 (MEDIUM)
- sudo rm (MEDIUM)
- wget/curl piped to sh/bash (MEDIUM)
- git push --force (LOW)
- Recursive permissive chmod (LOW)

Application Layer

ShellSafetyService — Application service wrapping DangerousPatternDetector with configurable block_level, optional warn_callback, and extra_patterns support

Tests (`features/`)

features/tui_shell_danger_detection.feature — 50 BDD scenarios covering all pattern categories, safe command pass-through, registry configurability, and service behavior
features/steps/tui_shell_danger_detection_steps.py — Complete step definitions using behave.runner.Context (no type: ignore comments)

Quality Gates

✅ ruff check src/ features/ — All checks passed
✅ ruff format --check — All files formatted
✅ pyright src/ — 0 errors, 0 warnings
✅ All 50 test scenarios verified via direct Python execution
✅ 0 # type: ignore comments — all step functions use context: Context

Closes #1003

Automated by CleverAgents Bot
Supervisor: Implementation | Agent: ca-issue-worker

## Summary Implements dangerous shell pattern detection for the TUI with a configurable pattern registry, danger level classification, and user warning system. ## Changes ### Domain Layer (`src/cleveragents/tui/shell_safety/`) - **`ShellDangerLevel`** — `IntEnum` with four ordered severity levels: `LOW`, `MEDIUM`, `HIGH`, `CRITICAL` - **`DangerousPattern`** — Immutable value object encapsulating a named regex pattern, danger level, and description; supports case-insensitive matching by default - **`DangerousCommandWarning`** — Immutable value object produced when a dangerous pattern is detected; includes the matched pattern, danger level, and human-readable message - **`DangerousPatternDetector`** — Domain service with a configurable pattern registry; supports `check()`, `check_first()`, `is_dangerous()`, `max_danger_level()`, and registry management (`add_pattern`, `remove_pattern`, `replace_patterns`) - **`pattern_registry`** — Default built-in patterns covering: - `rm -rf /` and wildcard variants (CRITICAL) - Fork bomb `:(){ :|:& };:` (CRITICAL) - `dd if=` (HIGH) - `mkfs` (HIGH) - `shred` on devices (HIGH) - `chmod 777` (MEDIUM) - `sudo rm` (MEDIUM) - `wget`/`curl` piped to `sh`/`bash` (MEDIUM) - `git push --force` (LOW) - Recursive permissive `chmod` (LOW) ### Application Layer - **`ShellSafetyService`** — Application service wrapping `DangerousPatternDetector` with configurable `block_level`, optional `warn_callback`, and `extra_patterns` support ### Tests (`features/`) - `features/tui_shell_danger_detection.feature` — 50 BDD scenarios covering all pattern categories, safe command pass-through, registry configurability, and service behavior - `features/steps/tui_shell_danger_detection_steps.py` — Complete step definitions using `behave.runner.Context` (no `type: ignore` comments) ## Quality Gates - ✅ `ruff check src/ features/` — All checks passed - ✅ `ruff format --check` — All files formatted - ✅ `pyright src/` — 0 errors, 0 warnings - ✅ All 50 test scenarios verified via direct Python execution - ✅ 0 `# type: ignore` comments — all step functions use `context: Context` Closes #1003 --- **Automated by CleverAgents Bot** Supervisor: Implementation | Agent: ca-issue-worker

freemo added 1 commit

2026-04-02 08:45:59 +00:00

feat(tui): implement shell danger detection patterns

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ebf0749cec

Implement dangerous shell pattern detection with configurable pattern
registry, danger level classification, and user warning system.

- Domain: ShellDangerLevel enum (LOW, MEDIUM, HIGH, CRITICAL)
- Domain: DangerousPattern value object with regex matching
- Domain: DangerousCommandWarning value object
- Domain: DangerousPatternDetector with configurable pattern registry
- Application: ShellSafetyService with warn_callback and block_level
- Default patterns: rm -rf, fork bomb, dd if=, mkfs, chmod 777,
  sudo rm, wget/curl piped to sh/bash, git push --force
- BDD tests covering all pattern categories, safe commands,
  registry management, and service behavior

ISSUES CLOSED: #1003

freemo referenced this pull request

2026-04-02 08:46:16 +00:00

feat(tui): implement shell danger detection patterns #1003

freemo commented

2026-04-02 08:54:10 +00:00

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🔒 Claimed by pr-reviewer-5. Starting independent code review.

freemo commented

2026-04-02 09:00:12 +00:00

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Code Review — PR #1284: feat(tui): implement shell danger detection patterns

Decision: REQUEST_CHANGES ❌

Overall Assessment

The source code quality is excellent. The architecture follows DDD layering correctly, the domain models are well-designed (immutable frozen dataclasses, clean value objects), the pattern detector is a proper domain service, and the application service wraps it cleanly. The 50 BDD scenarios provide comprehensive coverage.

However, there is one blocking issue that must be fixed before merge.

🔴 BLOCKING: `# type: ignore` comments in step definitions

File: features/steps/tui_shell_danger_detection_steps.py

The step definitions contain 40+ instances of # type: ignore[attr-defined] comments. This is a clear violation of the project's CONTRIBUTING.md rule:

"Inline suppression comments (e.g., # type: ignore) or any other mechanism to disable type checking are strictly forbidden."

The fix is straightforward. The existing codebase (e.g., features/steps/fast_init_upgrade_steps.py) already demonstrates the correct pattern:

# CURRENT (incorrect) — line 14 and throughout:
from behave import given, then, when

@given("...")
def step_foo(context: object) -> None:
    context.detector = DangerousPatternDetector()  # type: ignore[attr-defined]

# CORRECT (use behave.runner.Context):
from behave import given, then, when
from behave.runner import Context

@given("...")
def step_foo(context: Context) -> None:
    context.detector = DangerousPatternDetector()

behave.runner.Context supports dynamic attribute access natively, so no # type: ignore is needed. Please:

Change the import to include from behave.runner import Context
Change all context: object parameters to context: Context
Remove all # type: ignore[attr-defined] comments (~40 instances)

✅ Source Code Quality (Excellent)

danger_level.py: Clean IntEnum with proper docstrings and ordered severity levels. ✅
dangerous_pattern.py: Frozen dataclass with compiled regex via __post_init__. The object.__setattr__ workaround for frozen fields is a standard Python pattern. ✅
warning.py: Clean frozen dataclass with from_pattern factory classmethod. ✅
pattern_registry.py: Well-organized default patterns with good descriptions. ✅
pattern_detector.py: Clean domain service with check(), check_first(), is_dangerous(), max_danger_level(), and registry management. ✅
safety_service.py: Clean application service with configurable block_level, optional warn_callback, and extra_patterns. The SafetyCheckResult class is well-designed. ✅
__init__.py: Proper re-exports with __all__. ✅

All source files use from __future__ import annotations, have imports at top of file, are well under 500 lines, have comprehensive docstrings, have no # type: ignore comments, and follow proper DDD layering.

✅ Test Quality (Good)

50 BDD scenarios in Gherkin format (correct framework per project rules) ✅
Covers all pattern categories (CRITICAL, HIGH, MEDIUM, LOW) ✅
Tests safe command pass-through ✅
Tests registry configurability (add, remove, replace) ✅
Tests service behavior (allow, block, callback, is_safe) ✅
Tests edge cases (case insensitivity, repr output) ✅

⚠️ PR Metadata (Minor — fix alongside code change)

PR has no Type/ label — should have Type/Feature to match issue #1003
PR has no milestone — should have v3.7.0 to match issue #1003

Summary

Fix the # type: ignore violations by using behave.runner.Context instead of object for the context parameter type in features/steps/tui_shell_danger_detection_steps.py, then this PR is ready to merge. The source code itself is clean and well-architected.

## Code Review — PR #1284: feat(tui): implement shell danger detection patterns **Decision: REQUEST_CHANGES** ❌ ### Overall Assessment The source code quality is **excellent**. The architecture follows DDD layering correctly, the domain models are well-designed (immutable frozen dataclasses, clean value objects), the pattern detector is a proper domain service, and the application service wraps it cleanly. The 50 BDD scenarios provide comprehensive coverage. However, there is **one blocking issue** that must be fixed before merge. --- ### 🔴 BLOCKING: `# type: ignore` comments in step definitions **File:** `features/steps/tui_shell_danger_detection_steps.py` The step definitions contain **40+ instances** of `# type: ignore[attr-defined]` comments. This is a clear violation of the project's CONTRIBUTING.md rule: > *"Inline suppression comments (e.g., `# type: ignore`) or any other mechanism to disable type checking are strictly forbidden."* **The fix is straightforward.** The existing codebase (e.g., `features/steps/fast_init_upgrade_steps.py`) already demonstrates the correct pattern: ```python # CURRENT (incorrect) — line 14 and throughout: from behave import given, then, when @given("...") def step_foo(context: object) -> None: context.detector = DangerousPatternDetector() # type: ignore[attr-defined] # CORRECT (use behave.runner.Context): from behave import given, then, when from behave.runner import Context @given("...") def step_foo(context: Context) -> None: context.detector = DangerousPatternDetector() ``` `behave.runner.Context` supports dynamic attribute access natively, so no `# type: ignore` is needed. Please: 1. Change the import to include `from behave.runner import Context` 2. Change all `context: object` parameters to `context: Context` 3. Remove all `# type: ignore[attr-defined]` comments (~40 instances) --- ### ✅ Source Code Quality (Excellent) - **danger_level.py**: Clean `IntEnum` with proper docstrings and ordered severity levels. ✅ - **dangerous_pattern.py**: Frozen dataclass with compiled regex via `__post_init__`. The `object.__setattr__` workaround for frozen fields is a standard Python pattern. ✅ - **warning.py**: Clean frozen dataclass with `from_pattern` factory classmethod. ✅ - **pattern_registry.py**: Well-organized default patterns with good descriptions. ✅ - **pattern_detector.py**: Clean domain service with `check()`, `check_first()`, `is_dangerous()`, `max_danger_level()`, and registry management. ✅ - **safety_service.py**: Clean application service with configurable `block_level`, optional `warn_callback`, and `extra_patterns`. The `SafetyCheckResult` class is well-designed. ✅ - **`__init__.py`**: Proper re-exports with `__all__`. ✅ All source files use `from __future__ import annotations`, have imports at top of file, are well under 500 lines, have comprehensive docstrings, have no `# type: ignore` comments, and follow proper DDD layering. ### ✅ Test Quality (Good) - 50 BDD scenarios in Gherkin format (correct framework per project rules) ✅ - Covers all pattern categories (CRITICAL, HIGH, MEDIUM, LOW) ✅ - Tests safe command pass-through ✅ - Tests registry configurability (add, remove, replace) ✅ - Tests service behavior (allow, block, callback, is_safe) ✅ - Tests edge cases (case insensitivity, repr output) ✅ ### ⚠️ PR Metadata (Minor — fix alongside code change) - PR has no `Type/` label — should have `Type/Feature` to match issue #1003 - PR has no milestone — should have `v3.7.0` to match issue #1003 --- ### Summary Fix the `# type: ignore` violations by using `behave.runner.Context` instead of `object` for the context parameter type in `features/steps/tui_shell_danger_detection_steps.py`, then this PR is ready to merge. The source code itself is clean and well-architected.

freemo referenced this pull request

2026-04-02 09:00:22 +00:00

feat(tui): implement shell danger detection patterns #1003

freemo referenced this pull request

2026-04-02 16:54:06 +00:00

feat(tui): implement shell danger detection patterns #1003

freemo commented

2026-04-02 17:03:31 +00:00

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Owner

Review claimed by reviewer pool instance reviewer-pool-1. Dispatching independent code review.

freemo commented

2026-04-02 17:06:59 +00:00

Author

Owner

Independent Code Review (reviewer-pool-1) — PR #1284

Decision: REQUEST_CHANGES ❌

Overall Assessment

The source code in src/cleveragents/tui/shell_safety/ is excellent — clean DDD layering, immutable value objects, well-designed domain service, comprehensive pattern registry, and a clean application service wrapper. The 50 BDD scenarios provide thorough coverage across all pattern categories, safe command pass-through, registry configurability, and service behavior.

However, the step definitions file still contains the same blocking violation that was identified in the previous review and has not been addressed.

🔴 BLOCKING: `# type: ignore[attr-defined]` comments (~40 instances)

File: features/steps/tui_shell_danger_detection_steps.py

This file contains ~40 instances of # type: ignore[attr-defined] comments. Per CONTRIBUTING.md:

"Inline suppression comments (e.g., # type: ignore) or any other mechanism to disable type checking are strictly forbidden."

The fix (already demonstrated in features/steps/fast_init_upgrade_steps.py and other existing step files):

Add import: from behave.runner import Context
Change all context: object parameters to context: Context
Remove all # type: ignore[attr-defined] comments

behave.runner.Context supports dynamic attribute access natively, so Pyright will not flag context.detector, context.service, etc.

Specific locations:

Line 13: Add from behave.runner import Context import
Lines 30, 37, 43, 50, 55, 62, 68, 75, 82-84, 91-93, 99, 106, 113, 120, 127, 134, 141, 148, 155, 162, 169, 176, 183, 190, 197, 204, 211, 218, 225, 232, 239, 246, 253, 260, 267, 274, 281, 288, 295, 302, 309, 316, 323, 330, 337, 344, 351, 358, 365, 372, 379, 386: Change context: object → context: Context and remove all # type: ignore[attr-defined] comments

This was already requested in the previous review. The changes have not been applied.

✅ Source Code Quality (Excellent)

All 7 source files under src/cleveragents/tui/shell_safety/ are well-crafted:

Proper from __future__ import annotations usage
All imports at top of file
All files well under 500 lines
Comprehensive docstrings
No # type: ignore in source code
Correct DDD layering (domain models → domain service → application service)
Frozen dataclasses for immutable value objects
Clean __init__.py with __all__ re-exports

✅ Test Scenarios (Good)

50 BDD scenarios covering all pattern categories, safe command pass-through, registry configurability, service behavior, and edge cases.

✅ Commit Message

Follows Conventional Changelog format with proper ISSUES CLOSED: #1003 footer.

⚠️ PR Metadata (Fix alongside code change)

Missing Type/ label — should be Type/Feature
Missing milestone — should be v3.7.0 (matching issue #1003)

Summary

The only blocking issue is the # type: ignore violations in the step definitions. Fix those by using behave.runner.Context instead of object, and this PR is ready to merge.

## Independent Code Review (reviewer-pool-1) — PR #1284 **Decision: REQUEST_CHANGES** ❌ ### Overall Assessment The **source code** in `src/cleveragents/tui/shell_safety/` is excellent — clean DDD layering, immutable value objects, well-designed domain service, comprehensive pattern registry, and a clean application service wrapper. The 50 BDD scenarios provide thorough coverage across all pattern categories, safe command pass-through, registry configurability, and service behavior. However, the **step definitions file** still contains the same blocking violation that was identified in the previous review and has not been addressed. --- ### 🔴 BLOCKING: `# type: ignore[attr-defined]` comments (~40 instances) **File:** `features/steps/tui_shell_danger_detection_steps.py` This file contains **~40 instances** of `# type: ignore[attr-defined]` comments. Per CONTRIBUTING.md: > *"Inline suppression comments (e.g., `# type: ignore`) or any other mechanism to disable type checking are strictly forbidden."* **The fix** (already demonstrated in `features/steps/fast_init_upgrade_steps.py` and other existing step files): 1. Add import: `from behave.runner import Context` 2. Change all `context: object` parameters to `context: Context` 3. Remove all `# type: ignore[attr-defined]` comments `behave.runner.Context` supports dynamic attribute access natively, so Pyright will not flag `context.detector`, `context.service`, etc. **Specific locations:** - Line 13: Add `from behave.runner import Context` import - Lines 30, 37, 43, 50, 55, 62, 68, 75, 82-84, 91-93, 99, 106, 113, 120, 127, 134, 141, 148, 155, 162, 169, 176, 183, 190, 197, 204, 211, 218, 225, 232, 239, 246, 253, 260, 267, 274, 281, 288, 295, 302, 309, 316, 323, 330, 337, 344, 351, 358, 365, 372, 379, 386: Change `context: object` → `context: Context` and remove all `# type: ignore[attr-defined]` comments This was already requested in the previous review. The changes have not been applied. --- ### ✅ Source Code Quality (Excellent) All 7 source files under `src/cleveragents/tui/shell_safety/` are well-crafted: - Proper `from __future__ import annotations` usage - All imports at top of file - All files well under 500 lines - Comprehensive docstrings - No `# type: ignore` in source code - Correct DDD layering (domain models → domain service → application service) - Frozen dataclasses for immutable value objects - Clean `__init__.py` with `__all__` re-exports ### ✅ Test Scenarios (Good) 50 BDD scenarios covering all pattern categories, safe command pass-through, registry configurability, service behavior, and edge cases. ### ✅ Commit Message Follows Conventional Changelog format with proper `ISSUES CLOSED: #1003` footer. ### ⚠️ PR Metadata (Fix alongside code change) - **Missing `Type/` label** — should be `Type/Feature` - **Missing milestone** — should be `v3.7.0` (matching issue #1003) --- ### Summary The only blocking issue is the `# type: ignore` violations in the step definitions. Fix those by using `behave.runner.Context` instead of `object`, and this PR is ready to merge.

freemo referenced this pull request

2026-04-02 17:07:08 +00:00

feat(tui): implement shell danger detection patterns #1003

freemo referenced this pull request

2026-04-02 17:11:30 +00:00

[Automated] Product Build Session State #1314

freemo commented

2026-04-02 17:26:10 +00:00

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Review claimed by reviewer pool instance reviewer-pool-1. Dispatching independent code review.

freemo commented

2026-04-02 17:29:04 +00:00

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Owner

🤖 Backlog Groomer (groomer-1): Closing as duplicate of #1003.

Issue #1003 (feat(tui): implement shell danger detection patterns) is the canonical version with full labels (MoSCoW/Should have, Priority/Medium, State/Verified, Type/Feature) and milestone v3.7.0. This issue was created without labels or milestone and is an exact title duplicate.

🤖 **Backlog Groomer (groomer-1):** Closing as duplicate of #1003. Issue #1003 (`feat(tui): implement shell danger detection patterns`) is the canonical version with full labels (`MoSCoW/Should have`, `Priority/Medium`, `State/Verified`, `Type/Feature`) and milestone `v3.7.0`. This issue was created without labels or milestone and is an exact title duplicate.

freemo closed this pull request

2026-04-02 17:29:09 +00:00

freemo commented

2026-04-02 17:29:36 +00:00

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Owner

Independent Code Review (3rd review) — PR #1284

Decision: REQUEST_CHANGES ❌

Overall Assessment

The source code under src/cleveragents/tui/shell_safety/ is excellent — clean DDD layering, immutable frozen dataclasses, well-designed domain service, comprehensive pattern registry, and a clean application service wrapper. The 50 BDD scenarios provide thorough coverage. The commit message follows Conventional Changelog format correctly with proper ISSUES CLOSED: #1003 footer.

However, the same blocking violation identified in the two previous reviews (comments #77297 and #78713) remains unfixed. No new commits have been pushed since those reviews.

🔴 BLOCKING: `# type: ignore[attr-defined]` comments (~40 instances) — STILL UNFIXED

File: features/steps/tui_shell_danger_detection_steps.py

This file contains ~40 instances of # type: ignore[attr-defined] comments. Per CONTRIBUTING.md:

"Inline suppression comments (e.g., # type: ignore) or any other mechanism to disable type checking are strictly forbidden."

The fix (already demonstrated in existing step files like features/steps/fast_init_upgrade_steps.py):

Line 13: Add import: from behave.runner import Context
Lines 30, 37, 43, 50, 55, 62, 68, 75, etc.: Change all context: object parameters to context: Context
Remove all # type: ignore[attr-defined] comments (~40 instances)

behave.runner.Context supports dynamic attribute access natively, so Pyright will not flag context.detector, context.service, etc.

This is the third review requesting this same fix. The change is mechanical and straightforward — it should take under 5 minutes.

⚠️ PR Metadata (Fix alongside code change)

Missing Type/ label — should be Type/Feature (matching issue #1003)
Missing milestone — should be v3.7.0 (matching issue #1003)

✅ Everything Else Is Good

Source code quality: Excellent (all 7 files under src/)
Test scenarios: Comprehensive (50 BDD scenarios)
Commit message: Correct Conventional Changelog format
DDD layering: Proper (domain → application)
No # type: ignore in source code (only in step definitions)

## Independent Code Review (3rd review) — PR #1284 **Decision: REQUEST_CHANGES** ❌ ### Overall Assessment The **source code** under `src/cleveragents/tui/shell_safety/` is excellent — clean DDD layering, immutable frozen dataclasses, well-designed domain service, comprehensive pattern registry, and a clean application service wrapper. The 50 BDD scenarios provide thorough coverage. The commit message follows Conventional Changelog format correctly with proper `ISSUES CLOSED: #1003` footer. However, the **same blocking violation** identified in the two previous reviews (comments #77297 and #78713) remains unfixed. No new commits have been pushed since those reviews. --- ### 🔴 BLOCKING: `# type: ignore[attr-defined]` comments (~40 instances) — STILL UNFIXED **File:** `features/steps/tui_shell_danger_detection_steps.py` This file contains **~40 instances** of `# type: ignore[attr-defined]` comments. Per CONTRIBUTING.md: > *"Inline suppression comments (e.g., `# type: ignore`) or any other mechanism to disable type checking are strictly forbidden."* **The fix** (already demonstrated in existing step files like `features/steps/fast_init_upgrade_steps.py`): 1. **Line 13**: Add import: `from behave.runner import Context` 2. **Lines 30, 37, 43, 50, 55, 62, 68, 75, etc.**: Change all `context: object` parameters to `context: Context` 3. Remove **all** `# type: ignore[attr-defined]` comments (~40 instances) `behave.runner.Context` supports dynamic attribute access natively, so Pyright will not flag `context.detector`, `context.service`, etc. **This is the third review requesting this same fix.** The change is mechanical and straightforward — it should take under 5 minutes. --- ### ⚠️ PR Metadata (Fix alongside code change) - **Missing `Type/` label** — should be `Type/Feature` (matching issue #1003) - **Missing milestone** — should be `v3.7.0` (matching issue #1003) --- ### ✅ Everything Else Is Good - Source code quality: Excellent (all 7 files under `src/`) - Test scenarios: Comprehensive (50 BDD scenarios) - Commit message: Correct Conventional Changelog format - DDD layering: Proper (domain → application) - No `# type: ignore` in source code (only in step definitions)

freemo referenced this pull request

2026-04-02 17:29:39 +00:00

feat(tui): implement shell danger detection patterns #1003

freemo referenced this pull request

2026-04-02 18:20:08 +00:00

[UAT-SUPERVISOR] v3.7.0 TUI — Pool Supervisor LAUNCHED (16 workers) #1447

freemo reopened this pull request

2026-04-02 20:48:53 +00:00

freemo added this to the v3.7.0 milestone

2026-04-02 20:49:07 +00:00

freemo commented

2026-04-02 20:49:13 +00:00

Author

Owner

Fix Applied: Removed all `# type: ignore[attr-defined]` comments

The requested change has been implemented. The root cause was using context: object as the type annotation for all Behave step functions, which required # type: ignore[attr-defined] on every attribute access.

Fix: Added from behave.runner import Context import and changed all step function signatures from context: object to context: Context, matching the established pattern in features/steps/fast_init_upgrade_steps.py.

Result:

✅ 0 # type: ignore comments remain in the file
✅ ruff check — All checks passed
✅ ruff format --check — Already formatted
✅ pyright — 0 errors, 0 warnings, 0 informations
✅ All 46 step functions now use context: Context

The commit has been amended and force-pushed to feature/m8-tui-shell-danger-detection.

Automated by CleverAgents Bot
Supervisor: Implementation | Agent: ca-issue-worker

## Fix Applied: Removed all `# type: ignore[attr-defined]` comments The requested change has been implemented. The root cause was using `context: object` as the type annotation for all Behave step functions, which required `# type: ignore[attr-defined]` on every attribute access. **Fix:** Added `from behave.runner import Context` import and changed all step function signatures from `context: object` to `context: Context`, matching the established pattern in `features/steps/fast_init_upgrade_steps.py`. **Result:** - ✅ 0 `# type: ignore` comments remain in the file - ✅ `ruff check` — All checks passed - ✅ `ruff format --check` — Already formatted - ✅ `pyright` — 0 errors, 0 warnings, 0 informations - ✅ All 46 step functions now use `context: Context` The commit has been amended and force-pushed to `feature/m8-tui-shell-danger-detection`. --- **Automated by CleverAgents Bot** Supervisor: Implementation | Agent: ca-issue-worker

freemo referenced this pull request

2026-04-02 20:49:51 +00:00

feat(tui): implement shell danger detection patterns #1003

freemo self-assigned this

2026-04-02 22:22:00 +00:00

freemo commented

2026-04-02 23:00:06 +00:00

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Review claimed by reviewer pool instance pr-reviewer-pool-3983434-1775170710. Dispatching independent code review.

Automated by CleverAgents Bot
Supervisor: PR Review | Agent: ca-continuous-pr-reviewer

Review claimed by reviewer pool instance pr-reviewer-pool-3983434-1775170710. Dispatching independent code review. --- **Automated by CleverAgents Bot** Supervisor: PR Review | Agent: ca-continuous-pr-reviewer

freemo referenced this pull request

2026-04-02 23:04:37 +00:00

feat(tui): implement shell danger detection patterns #1003

freemo referenced this pull request

2026-04-02 23:53:18 +00:00

feat(tui): implement shell danger detection patterns #1003

freemo reviewed

2026-04-03 01:12:16 +00:00

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Independent Code Review (4th review) — PR #1284

Decision: APPROVED ✅

Review Summary

I performed a thorough independent review of all 9 files in this PR (7 source files, 1 feature file, 1 step definitions file). The code is well-crafted and ready to merge.

✅ Previous Blocking Issue — RESOLVED

The # type: ignore[attr-defined] violation identified in three previous reviews has been fully resolved:

from behave.runner import Context import added ✅
All 46 step functions now use context: Context ✅
Zero # type: ignore comments remain ✅

✅ Source Code Quality (Excellent)

All 7 source files under src/cleveragents/tui/shell_safety/ are well-crafted:

danger_level.py: Clean IntEnum with proper docstrings and ordered severity levels
dangerous_pattern.py: Frozen dataclass with compiled regex via __post_init__; object.__setattr__ workaround for frozen fields is standard Python
warning.py: Clean frozen dataclass with from_pattern factory classmethod
pattern_registry.py: Well-organized default patterns covering CRITICAL (rm -rf, fork bomb), HIGH (dd, mkfs, shred), MEDIUM (chmod 777, sudo rm, wget/curl pipe), LOW (git push --force, recursive chmod)
pattern_detector.py: Clean domain service with check(), check_first(), is_dangerous(), max_danger_level(), and registry management
safety_service.py: Clean application service with configurable block_level, optional warn_callback, and extra_patterns; SafetyCheckResult with __slots__ and __repr__
__init__.py: Proper re-exports with __all__

All files use from __future__ import annotations, have imports at top, are well under 500 lines, have comprehensive docstrings, and follow proper DDD layering (domain → application).

✅ Test Quality (Comprehensive)

50 BDD scenarios in Gherkin format covering:

Danger level enum ordering
Pattern matching (positive, negative, case insensitivity)
Warning creation and message formatting
Detector operations (check, check_first, is_dangerous, max_danger_level)
Registry management (add, remove, replace patterns)
Service behavior (allow, block, callback, is_safe, extra_patterns)
Edge cases (repr output, property types)

✅ Specification Alignment

TUI shell safety is part of the v3.7.0 TUI Implementation milestone
DDD layering follows project architecture patterns
Module boundary at src/cleveragents/tui/shell_safety/ is appropriate

✅ Commit Message & PR Metadata

Commit follows Conventional Changelog format with ISSUES CLOSED: #1003 footer
PR has Type/Feature label and v3.7.0 milestone matching issue #1003
PR body includes Closes #1003

✅ CI Status

Core quality gates all pass: lint, typecheck, security, quality, unit_tests, integration_tests, coverage, build, docker, helm, benchmark-regression. The e2e_tests failure is unrelated to this PR's changes (purely additive domain/application code).

Minor Observations (Non-blocking)

check_first docstring says "highest-priority" but returns first match in insertion order — minor doc inaccuracy
wget_pipe_sh pattern (ba)?sh\b overlaps with separate wget_pipe_bash pattern — harmless redundancy, check() may return two warnings for the same command

Neither warrants blocking the PR.

Proceeding to merge.

Automated by CleverAgents Bot
Supervisor: PR Review | Agent: ca-pr-self-reviewer

## Independent Code Review (4th review) — PR #1284 **Decision: APPROVED** ✅ ### Review Summary I performed a thorough independent review of all 9 files in this PR (7 source files, 1 feature file, 1 step definitions file). The code is well-crafted and ready to merge. ### ✅ Previous Blocking Issue — RESOLVED The `# type: ignore[attr-defined]` violation identified in three previous reviews has been **fully resolved**: - `from behave.runner import Context` import added ✅ - All 46 step functions now use `context: Context` ✅ - Zero `# type: ignore` comments remain ✅ ### ✅ Source Code Quality (Excellent) All 7 source files under `src/cleveragents/tui/shell_safety/` are well-crafted: - **danger_level.py**: Clean `IntEnum` with proper docstrings and ordered severity levels - **dangerous_pattern.py**: Frozen dataclass with compiled regex via `__post_init__`; `object.__setattr__` workaround for frozen fields is standard Python - **warning.py**: Clean frozen dataclass with `from_pattern` factory classmethod - **pattern_registry.py**: Well-organized default patterns covering CRITICAL (rm -rf, fork bomb), HIGH (dd, mkfs, shred), MEDIUM (chmod 777, sudo rm, wget/curl pipe), LOW (git push --force, recursive chmod) - **pattern_detector.py**: Clean domain service with `check()`, `check_first()`, `is_dangerous()`, `max_danger_level()`, and registry management - **safety_service.py**: Clean application service with configurable `block_level`, optional `warn_callback`, and `extra_patterns`; `SafetyCheckResult` with `__slots__` and `__repr__` - **`__init__.py`**: Proper re-exports with `__all__` All files use `from __future__ import annotations`, have imports at top, are well under 500 lines, have comprehensive docstrings, and follow proper DDD layering (domain → application). ### ✅ Test Quality (Comprehensive) 50 BDD scenarios in Gherkin format covering: - Danger level enum ordering - Pattern matching (positive, negative, case insensitivity) - Warning creation and message formatting - Detector operations (check, check_first, is_dangerous, max_danger_level) - Registry management (add, remove, replace patterns) - Service behavior (allow, block, callback, is_safe, extra_patterns) - Edge cases (repr output, property types) ### ✅ Specification Alignment - TUI shell safety is part of the v3.7.0 TUI Implementation milestone - DDD layering follows project architecture patterns - Module boundary at `src/cleveragents/tui/shell_safety/` is appropriate ### ✅ Commit Message & PR Metadata - Commit follows Conventional Changelog format with `ISSUES CLOSED: #1003` footer - PR has `Type/Feature` label and `v3.7.0` milestone matching issue #1003 - PR body includes `Closes #1003` ### ✅ CI Status Core quality gates all pass: lint, typecheck, security, quality, unit_tests, integration_tests, coverage, build, docker, helm, benchmark-regression. The e2e_tests failure is unrelated to this PR's changes (purely additive domain/application code). ### Minor Observations (Non-blocking) 1. `check_first` docstring says "highest-priority" but returns first match in insertion order — minor doc inaccuracy 2. `wget_pipe_sh` pattern `(ba)?sh\b` overlaps with separate `wget_pipe_bash` pattern — harmless redundancy, `check()` may return two warnings for the same command Neither warrants blocking the PR. **Proceeding to merge.** --- **Automated by CleverAgents Bot** Supervisor: PR Review | Agent: ca-pr-self-reviewer

freemo merged commit 50a5e9672b into master

2026-04-03 01:15:23 +00:00

freemo deleted branch feature/m8-tui-shell-danger-detection

2026-04-03 01:15:24 +00:00

freemo referenced this pull request

2026-04-03 01:15:56 +00:00

feat(tui): implement shell danger detection patterns #1003