423 lines
13 KiB
Python
423 lines
13 KiB
Python
# modules/terminal_ops.py - 终端操作模块（修复Python命令检测）
|
||
|
||
import os
|
||
import sys
|
||
import asyncio
|
||
import subprocess
|
||
import shutil
|
||
import re
|
||
from pathlib import Path
|
||
from typing import Dict, Optional, Tuple
|
||
try:
|
||
from config import (
|
||
CODE_EXECUTION_TIMEOUT,
|
||
TERMINAL_COMMAND_TIMEOUT,
|
||
FORBIDDEN_COMMANDS,
|
||
OUTPUT_FORMATS
|
||
)
|
||
except ImportError:
|
||
project_root = Path(__file__).resolve().parents[1]
|
||
if str(project_root) not in sys.path:
|
||
sys.path.insert(0, str(project_root))
|
||
from config import (
|
||
CODE_EXECUTION_TIMEOUT,
|
||
TERMINAL_COMMAND_TIMEOUT,
|
||
FORBIDDEN_COMMANDS,
|
||
OUTPUT_FORMATS
|
||
)
|
||
|
||
class TerminalOperator:
|
||
def __init__(self, project_path: str):
|
||
self.project_path = Path(project_path).resolve()
|
||
self.process = None
|
||
# 自动检测Python命令，并尝试复用预装虚拟环境
|
||
self._python_env: Dict[str, str] = {}
|
||
self.python_cmd = self._detect_python_runtime()
|
||
print(f"{OUTPUT_FORMATS['info']} 检测到Python命令: {self.python_cmd}")
|
||
|
||
def _detect_python_runtime(self) -> str:
|
||
"""优先选择预装虚拟环境的 Python，其次回退系统可执行文件。"""
|
||
preferred = self._detect_preinstalled_python()
|
||
if preferred:
|
||
self._python_env = self._build_python_env(preferred)
|
||
return preferred
|
||
return self._detect_system_python()
|
||
|
||
def _detect_preinstalled_python(self) -> Optional[str]:
|
||
candidates = []
|
||
env_venv = os.environ.get("AGENT_TOOLBOX_VENV") or os.environ.get("VIRTUAL_ENV")
|
||
if env_venv:
|
||
candidates.append(env_venv)
|
||
|
||
candidates.append("/opt/agent-venv")
|
||
|
||
seen = set()
|
||
for raw in candidates:
|
||
if not raw or raw in seen:
|
||
continue
|
||
seen.add(raw)
|
||
root = Path(raw).expanduser()
|
||
bin_dir = root / ("Scripts" if sys.platform == "win32" else "bin")
|
||
for name in ("python3", "python"):
|
||
cand = bin_dir / name
|
||
if cand.exists() and os.access(cand, os.X_OK):
|
||
return str(cand.resolve())
|
||
return None
|
||
|
||
def _detect_system_python(self) -> str:
|
||
if sys.platform == "win32":
|
||
commands_to_try = ["python", "py", "python3"]
|
||
else:
|
||
commands_to_try = ["python3", "python"]
|
||
|
||
for cmd in commands_to_try:
|
||
if shutil.which(cmd):
|
||
try:
|
||
result = subprocess.run(
|
||
[cmd, "--version"],
|
||
capture_output=True,
|
||
text=True,
|
||
timeout=5
|
||
)
|
||
if result.returncode == 0:
|
||
output = result.stdout + result.stderr
|
||
if "Python 3" in output or "Python 2" not in output:
|
||
return cmd
|
||
except Exception:
|
||
continue
|
||
return "python" if sys.platform == "win32" else "python3"
|
||
|
||
def _build_python_env(self, python_path: str) -> Dict[str, str]:
|
||
env: Dict[str, str] = {}
|
||
try:
|
||
py_path = Path(python_path).resolve()
|
||
bin_dir = py_path.parent
|
||
venv_dir = bin_dir.parent
|
||
env["VIRTUAL_ENV"] = str(venv_dir)
|
||
current_path = os.environ.get("PATH", "")
|
||
prefix = str(bin_dir)
|
||
if current_path.startswith(prefix + os.pathsep) or current_path == prefix:
|
||
env["PATH"] = current_path
|
||
else:
|
||
env["PATH"] = f"{prefix}{os.pathsep}{current_path}" if current_path else prefix
|
||
except Exception:
|
||
pass
|
||
return env
|
||
|
||
def _validate_command(self, command: str) -> Tuple[bool, str]:
|
||
"""验证命令安全性"""
|
||
# 检查禁止的命令
|
||
for forbidden in FORBIDDEN_COMMANDS:
|
||
if forbidden in command.lower():
|
||
return False, f"禁止执行的命令: {forbidden}"
|
||
|
||
# 检查危险的命令模式
|
||
dangerous_patterns = [
|
||
"sudo",
|
||
"chmod 777",
|
||
"rm -rf",
|
||
"> /dev/",
|
||
"fork bomb"
|
||
]
|
||
|
||
for pattern in dangerous_patterns:
|
||
if pattern in command.lower():
|
||
return False, f"检测到危险命令模式: {pattern}"
|
||
|
||
return True, ""
|
||
|
||
async def run_command(
|
||
self,
|
||
command: str,
|
||
working_dir: str = None,
|
||
timeout: int = None
|
||
) -> Dict:
|
||
"""
|
||
执行终端命令
|
||
|
||
Args:
|
||
command: 要执行的命令
|
||
working_dir: 工作目录
|
||
timeout: 超时时间（秒）
|
||
|
||
Returns:
|
||
执行结果字典
|
||
"""
|
||
# 替换 python/python3，确保命中预装虚拟环境
|
||
if re.search(r"\bpython3?\b", command):
|
||
command = re.sub(r"\bpython3?\b", self.python_cmd, command)
|
||
|
||
# 验证命令
|
||
valid, error = self._validate_command(command)
|
||
if not valid:
|
||
return {
|
||
"success": False,
|
||
"error": error,
|
||
"output": "",
|
||
"return_code": -1
|
||
}
|
||
|
||
# 设置工作目录
|
||
if working_dir:
|
||
work_path = (self.project_path / working_dir).resolve()
|
||
# 确保工作目录在项目内
|
||
try:
|
||
work_path.relative_to(self.project_path)
|
||
except ValueError:
|
||
return {
|
||
"success": False,
|
||
"error": "工作目录必须在项目文件夹内",
|
||
"output": "",
|
||
"return_code": -1
|
||
}
|
||
else:
|
||
work_path = self.project_path
|
||
|
||
timeout = timeout or TERMINAL_COMMAND_TIMEOUT
|
||
|
||
print(f"{OUTPUT_FORMATS['terminal']} 执行命令: {command}")
|
||
print(f"{OUTPUT_FORMATS['info']} 工作目录: {work_path}")
|
||
|
||
try:
|
||
# 创建进程
|
||
env = os.environ.copy()
|
||
if self._python_env:
|
||
env.update(self._python_env)
|
||
|
||
process = await asyncio.create_subprocess_shell(
|
||
command,
|
||
stdout=asyncio.subprocess.PIPE,
|
||
stderr=asyncio.subprocess.PIPE,
|
||
cwd=str(work_path),
|
||
shell=True,
|
||
env=env
|
||
)
|
||
|
||
# 等待执行完成
|
||
try:
|
||
stdout, stderr = await asyncio.wait_for(
|
||
process.communicate(),
|
||
timeout=timeout
|
||
)
|
||
except asyncio.TimeoutError:
|
||
process.kill()
|
||
await process.wait()
|
||
return {
|
||
"success": False,
|
||
"error": f"命令执行超时 ({timeout}秒)",
|
||
"output": "",
|
||
"return_code": -1
|
||
}
|
||
|
||
# 解码输出
|
||
stdout_text = stdout.decode('utf-8', errors='replace') if stdout else ""
|
||
stderr_text = stderr.decode('utf-8', errors='replace') if stderr else ""
|
||
|
||
output = stdout_text
|
||
if stderr_text:
|
||
output += f"\n[错误输出]\n{stderr_text}"
|
||
|
||
success = process.returncode == 0
|
||
|
||
if success:
|
||
print(f"{OUTPUT_FORMATS['success']} 命令执行成功")
|
||
else:
|
||
print(f"{OUTPUT_FORMATS['error']} 命令执行失败 (返回码: {process.returncode})")
|
||
|
||
return {
|
||
"success": success,
|
||
"output": output,
|
||
"stdout": stdout_text,
|
||
"stderr": stderr_text,
|
||
"return_code": process.returncode,
|
||
"command": command
|
||
}
|
||
|
||
except Exception as e:
|
||
return {
|
||
"success": False,
|
||
"error": f"执行失败: {str(e)}",
|
||
"output": "",
|
||
"return_code": -1
|
||
}
|
||
|
||
async def run_python_code(
|
||
self,
|
||
code: str,
|
||
timeout: int = None
|
||
) -> Dict:
|
||
"""
|
||
执行Python代码
|
||
|
||
Args:
|
||
code: Python代码
|
||
timeout: 超时时间（秒）
|
||
|
||
Returns:
|
||
执行结果字典
|
||
"""
|
||
timeout = timeout or CODE_EXECUTION_TIMEOUT
|
||
|
||
# 创建临时Python文件
|
||
temp_file = self.project_path / ".temp_code.py"
|
||
|
||
try:
|
||
# 写入代码
|
||
with open(temp_file, 'w', encoding='utf-8') as f:
|
||
f.write(code)
|
||
|
||
print(f"{OUTPUT_FORMATS['code']} 执行Python代码")
|
||
|
||
# 使用检测到的Python命令执行文件
|
||
result = await self.run_command(
|
||
f'{self.python_cmd} "{temp_file}"',
|
||
timeout=timeout
|
||
)
|
||
|
||
# 添加代码到结果
|
||
result["code"] = code
|
||
|
||
return result
|
||
|
||
finally:
|
||
# 清理临时文件
|
||
if temp_file.exists():
|
||
temp_file.unlink()
|
||
|
||
async def run_python_file(
|
||
self,
|
||
file_path: str,
|
||
args: str = "",
|
||
timeout: int = None
|
||
) -> Dict:
|
||
"""
|
||
执行Python文件
|
||
|
||
Args:
|
||
file_path: Python文件路径
|
||
args: 命令行参数
|
||
timeout: 超时时间（秒）
|
||
|
||
Returns:
|
||
执行结果字典
|
||
"""
|
||
# 构建完整路径
|
||
full_path = (self.project_path / file_path).resolve()
|
||
|
||
# 验证文件存在
|
||
if not full_path.exists():
|
||
return {
|
||
"success": False,
|
||
"error": "文件不存在",
|
||
"output": "",
|
||
"return_code": -1
|
||
}
|
||
|
||
# 验证是Python文件
|
||
if not full_path.suffix == '.py':
|
||
return {
|
||
"success": False,
|
||
"error": "不是Python文件",
|
||
"output": "",
|
||
"return_code": -1
|
||
}
|
||
|
||
# 验证文件在项目内
|
||
try:
|
||
full_path.relative_to(self.project_path)
|
||
except ValueError:
|
||
return {
|
||
"success": False,
|
||
"error": "文件必须在项目文件夹内",
|
||
"output": "",
|
||
"return_code": -1
|
||
}
|
||
|
||
print(f"{OUTPUT_FORMATS['code']} 执行Python文件: {file_path}")
|
||
|
||
# 使用检测到的Python命令构建命令
|
||
command = f'{self.python_cmd} "{full_path}"'
|
||
if args:
|
||
command += f" {args}"
|
||
|
||
# 执行命令
|
||
return await self.run_command(command, timeout=timeout)
|
||
|
||
async def install_package(self, package: str) -> Dict:
|
||
"""
|
||
安装Python包
|
||
|
||
Args:
|
||
package: 包名
|
||
|
||
Returns:
|
||
安装结果
|
||
"""
|
||
print(f"{OUTPUT_FORMATS['terminal']} 安装包: {package}")
|
||
|
||
# 使用检测到的Python命令安装
|
||
command = f'{self.python_cmd} -m pip install {package}'
|
||
|
||
result = await self.run_command(command, timeout=120)
|
||
|
||
if result["success"]:
|
||
print(f"{OUTPUT_FORMATS['success']} 包安装成功: {package}")
|
||
else:
|
||
print(f"{OUTPUT_FORMATS['error']} 包安装失败: {package}")
|
||
|
||
return result
|
||
|
||
async def check_environment(self) -> Dict:
|
||
"""检查Python环境"""
|
||
print(f"{OUTPUT_FORMATS['info']} 检查Python环境...")
|
||
|
||
env_info = {
|
||
"python_command": self.python_cmd,
|
||
"python_version": "",
|
||
"pip_version": "",
|
||
"installed_packages": [],
|
||
"working_directory": str(self.project_path)
|
||
}
|
||
|
||
# 获取Python版本
|
||
version_result = await self.run_command(
|
||
f'{self.python_cmd} --version',
|
||
timeout=5
|
||
)
|
||
if version_result["success"]:
|
||
env_info["python_version"] = version_result["output"].strip()
|
||
|
||
# 获取pip版本
|
||
pip_result = await self.run_command(
|
||
f'{self.python_cmd} -m pip --version',
|
||
timeout=5
|
||
)
|
||
if pip_result["success"]:
|
||
env_info["pip_version"] = pip_result["output"].strip()
|
||
|
||
# 获取已安装的包
|
||
packages_result = await self.run_command(
|
||
f'{self.python_cmd} -m pip list --format=json',
|
||
timeout=10
|
||
)
|
||
if packages_result["success"]:
|
||
try:
|
||
import json
|
||
packages = json.loads(packages_result["output"])
|
||
env_info["installed_packages"] = [
|
||
f"{p['name']}=={p['version']}" for p in packages
|
||
]
|
||
except:
|
||
pass
|
||
|
||
return {
|
||
"success": True,
|
||
"environment": env_info
|
||
}
|
||
|
||
def kill_process(self):
|
||
"""终止当前运行的进程"""
|
||
if self.process and self.process.returncode is None:
|
||
self.process.kill()
|
||
print(f"{OUTPUT_FORMATS['warning']} 进程已终止")
|