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Merge PR #653: resolve relative file paths against workspace

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This commit is contained in:
Re-bin
2026-02-20 08:03:27 +00:00
parent ae0347042b e17342ddfc
commit 5d7a27ebf2
3 changed files with 42 additions and 35 deletions
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10
nanobot/agent/loop.py
View File

@@ -93,12 +93,12 @@ class AgentLoop:
def _register_default_tools(self) -> None:
"""Register the default set of tools."""
# File tools (restrict to workspace if configured)
# File tools (workspace for relative paths, restrict if configured)
allowed_dir = self.workspace if self.restrict_to_workspace else None
self.tools.register(ReadFileTool(allowed_dir=allowed_dir))
self.tools.register(WriteFileTool(allowed_dir=allowed_dir))
self.tools.register(EditFileTool(allowed_dir=allowed_dir))
self.tools.register(ListDirTool(allowed_dir=allowed_dir))
self.tools.register(ReadFileTool(workspace=self.workspace, allowed_dir=allowed_dir))
self.tools.register(WriteFileTool(workspace=self.workspace, allowed_dir=allowed_dir))
self.tools.register(EditFileTool(workspace=self.workspace, allowed_dir=allowed_dir))
self.tools.register(ListDirTool(workspace=self.workspace, allowed_dir=allowed_dir))
# Shell tool
self.tools.register(ExecTool(

8
nanobot/agent/subagent.py
View File

@@ -103,10 +103,10 @@ class SubagentManager:
# Build subagent tools (no message tool, no spawn tool)
tools = ToolRegistry()
allowed_dir = self.workspace if self.restrict_to_workspace else None
tools.register(ReadFileTool(allowed_dir=allowed_dir))
tools.register(WriteFileTool(allowed_dir=allowed_dir))
tools.register(EditFileTool(allowed_dir=allowed_dir))
tools.register(ListDirTool(allowed_dir=allowed_dir))
tools.register(ReadFileTool(workspace=self.workspace, allowed_dir=allowed_dir))
tools.register(WriteFileTool(workspace=self.workspace, allowed_dir=allowed_dir))
tools.register(EditFileTool(workspace=self.workspace, allowed_dir=allowed_dir))
tools.register(ListDirTool(workspace=self.workspace, allowed_dir=allowed_dir))
tools.register(ExecTool(
working_dir=str(self.workspace),
timeout=self.exec_config.timeout,

33
nanobot/agent/tools/filesystem.py
View File

@@ -6,9 +6,12 @@ from typing import Any
from nanobot.agent.tools.base import Tool
def _resolve_path(path: str, allowed_dir: Path | None = None) -> Path:
"""Resolve path and optionally enforce directory restriction."""
resolved = Path(path).expanduser().resolve()
def _resolve_path(path: str, workspace: Path | None = None, allowed_dir: Path | None = None) -> Path:
"""Resolve path against workspace (if relative) and enforce directory restriction."""
p = Path(path).expanduser()
if not p.is_absolute() and workspace:
p = workspace / p
resolved = p.resolve()
if allowed_dir and not str(resolved).startswith(str(allowed_dir.resolve())):
raise PermissionError(f"Path {path} is outside allowed directory {allowed_dir}")
return resolved
@@ -17,7 +20,8 @@ def _resolve_path(path: str, allowed_dir: Path | None = None) -> Path:
class ReadFileTool(Tool):
"""Tool to read file contents."""
def __init__(self, allowed_dir: Path | None = None):
def __init__(self, workspace: Path | None = None, allowed_dir: Path | None = None):
self._workspace = workspace
self._allowed_dir = allowed_dir
@property
@@ -43,7 +47,7 @@ class ReadFileTool(Tool):
async def execute(self, path: str, **kwargs: Any) -> str:
try:
file_path = _resolve_path(path, self._allowed_dir)
file_path = _resolve_path(path, self._workspace, self._allowed_dir)
if not file_path.exists():
return f"Error: File not found: {path}"
if not file_path.is_file():
@@ -60,7 +64,8 @@ class ReadFileTool(Tool):
class WriteFileTool(Tool):
"""Tool to write content to a file."""
def __init__(self, allowed_dir: Path | None = None):
def __init__(self, workspace: Path | None = None, allowed_dir: Path | None = None):
self._workspace = workspace
self._allowed_dir = allowed_dir
@property
@@ -90,10 +95,10 @@ class WriteFileTool(Tool):
async def execute(self, path: str, content: str, **kwargs: Any) -> str:
try:
file_path = _resolve_path(path, self._allowed_dir)
file_path = _resolve_path(path, self._workspace, self._allowed_dir)
file_path.parent.mkdir(parents=True, exist_ok=True)
file_path.write_text(content, encoding="utf-8")
return f"Successfully wrote {len(content)} bytes to {path}"
return f"Successfully wrote {len(content)} bytes to {file_path}"
except PermissionError as e:
return f"Error: {e}"
except Exception as e:
@@ -103,7 +108,8 @@ class WriteFileTool(Tool):
class EditFileTool(Tool):
"""Tool to edit a file by replacing text."""
def __init__(self, allowed_dir: Path | None = None):
def __init__(self, workspace: Path | None = None, allowed_dir: Path | None = None):
self._workspace = workspace
self._allowed_dir = allowed_dir
@property
@@ -137,7 +143,7 @@ class EditFileTool(Tool):
async def execute(self, path: str, old_text: str, new_text: str, **kwargs: Any) -> str:
try:
file_path = _resolve_path(path, self._allowed_dir)
file_path = _resolve_path(path, self._workspace, self._allowed_dir)
if not file_path.exists():
return f"Error: File not found: {path}"
@@ -154,7 +160,7 @@ class EditFileTool(Tool):
new_content = content.replace(old_text, new_text, 1)
file_path.write_text(new_content, encoding="utf-8")
return f"Successfully edited {path}"
return f"Successfully edited {file_path}"
except PermissionError as e:
return f"Error: {e}"
except Exception as e:
@@ -164,7 +170,8 @@ class EditFileTool(Tool):
class ListDirTool(Tool):
"""Tool to list directory contents."""
def __init__(self, allowed_dir: Path | None = None):
def __init__(self, workspace: Path | None = None, allowed_dir: Path | None = None):
self._workspace = workspace
self._allowed_dir = allowed_dir
@property
@@ -190,7 +197,7 @@ class ListDirTool(Tool):
async def execute(self, path: str, **kwargs: Any) -> str:
try:
dir_path = _resolve_path(path, self._allowed_dir)
dir_path = _resolve_path(path, self._workspace, self._allowed_dir)
if not dir_path.exists():
return f"Error: Directory not found: {path}"
if not dir_path.is_dir():