ducklm/app/tools/plugins/file_read/__init__.py

35 lines
1.4 KiB
Python

from __future__ import annotations
from app.core.contracts import ToolResult, UserTask
from app.tools.base import BaseTool
from app.tools.sandbox import ToolSandbox
class Tool(BaseTool):
name = "file_read"
description = "Read file contents"
def __init__(self, sandbox: ToolSandbox) -> None:
self._sandbox = sandbox
def execute(self, task: UserTask, args: dict[str, object]) -> ToolResult:
path = args.get("path")
if not path:
return ToolResult(tool=self.name, ok=False, error="Missing path")
try:
resolved = self._sandbox.ensure_path_allowed(str(path))
if not resolved.exists():
return ToolResult(tool=self.name, ok=False, error=f"File not found: {path}")
content = resolved.read_text(encoding="utf-8")
return ToolResult(
tool=self.name,
ok=True,
output=content,
metadata={"path": str(resolved), "size": len(content)},
)
except PermissionError as e:
return ToolResult(tool=self.name, ok=False, error=f"Access denied: {e}")
except FileNotFoundError as e:
return ToolResult(tool=self.name, ok=False, error=f"File not found: {path}")
except Exception as e:
return ToolResult(tool=self.name, ok=False, error=f"Error: {e}")