MaiBot/bot.py

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import asyncio
import hashlib
import os
import time
import platform
import traceback
import shutil
import sys
import subprocess
from dotenv import load_dotenv
from pathlib import Path
from rich.traceback import install
from src.common.logger import initialize_logging, get_logger, shutdown_logging
# 设置工作目录为脚本所在目录
script_dir = os.path.dirname(os.path.abspath(__file__))
os.chdir(script_dir)
env_path = Path(__file__).parent / ".env"
template_env_path = Path(__file__).parent / "template" / "template.env"
if env_path.exists():
load_dotenv(str(env_path), override=True)
else:
try:
if template_env_path.exists():
shutil.copyfile(template_env_path, env_path)
print("未找到.env已从 template/template.env 自动创建")
load_dotenv(str(env_path), override=True)
else:
print("未找到.env文件也未找到模板 template/template.env")
raise FileNotFoundError(".env 文件不存在,请创建并配置所需的环境变量")
except Exception as e:
print(f"自动创建 .env 失败: {e}")
raise
# 检查是否是 Worker 进程,只在 Worker 进程中输出详细的初始化信息
# Runner 进程只需要基本的日志功能,不需要详细的初始化日志
is_worker = os.environ.get("MAIBOT_WORKER_PROCESS") == "1"
initialize_logging(verbose=is_worker)
install(extra_lines=3)
logger = get_logger("main")
# 定义重启退出码
RESTART_EXIT_CODE = 42
def run_runner_process():
"""
Runner 进程逻辑:作为守护进程运行,负责启动和监控 Worker 进程。
处理重启请求 (退出码 42) 和 Ctrl+C 信号。
"""
script_file = sys.argv[0]
python_executable = sys.executable
# 设置环境变量,标记子进程为 Worker 进程
env = os.environ.copy()
env["MAIBOT_WORKER_PROCESS"] = "1"
while True:
logger.info(f"正在启动 {script_file}...")
logger.info("正在编译着色器1/114514")
# 启动子进程 (Worker)
# 使用 sys.executable 确保使用相同的 Python 解释器
cmd = [python_executable, script_file] + sys.argv[1:]
process = subprocess.Popen(cmd, env=env)
try:
# 等待子进程结束
return_code = process.wait()
if return_code == RESTART_EXIT_CODE:
logger.info("检测到重启请求 (退出码 42),正在重启...")
time.sleep(1) # 稍作等待
continue
else:
logger.info(f"程序已退出 (退出码 {return_code})")
sys.exit(return_code)
except KeyboardInterrupt:
# 向子进程发送终止信号
if process.poll() is None:
# 在 Windows 上Ctrl+C 通常已经发送给了子进程(如果它们共享控制台)
# 但为了保险,我们可以尝试 terminate
try:
process.terminate()
process.wait(timeout=5)
except subprocess.TimeoutExpired:
logger.warning("子进程未响应,强制关闭...")
process.kill()
sys.exit(0)
# 检查是否是 Worker 进程
# 如果没有设置 MAIBOT_WORKER_PROCESS 环境变量,说明是直接运行的脚本,
# 此时应该作为 Runner 运行。
if os.environ.get("MAIBOT_WORKER_PROCESS") != "1":
if __name__ == "__main__":
run_runner_process()
# 如果作为模块导入,不执行 Runner 逻辑,但也不应该执行下面的 Worker 逻辑
sys.exit(0)
# 以下是 Worker 进程的逻辑
# 最早期初始化日志系统,确保所有后续模块都使用正确的日志格式
# 注意Runner 进程已经在第 37 行初始化了日志系统,但 Worker 进程是独立进程,需要重新初始化
# 由于 Runner 和 Worker 是不同进程,它们有独立的内存空间,所以都会初始化一次
# 这是正常的,但为了避免重复的初始化日志,我们在 initialize_logging() 中添加了防重复机制
# 不过由于是不同进程,每个进程仍会初始化一次,这是预期的行为
from src.main import MainSystem # noqa
from src.manager.async_task_manager import async_task_manager # noqa
# logger = get_logger("main")
# install(extra_lines=3)
# 设置工作目录为脚本所在目录
# script_dir = os.path.dirname(os.path.abspath(__file__))
# os.chdir(script_dir)
logger.info(f"已设置工作目录为: {script_dir}")
confirm_logger = get_logger("confirm")
# 获取没有加载env时的环境变量
env_mask = {key: os.getenv(key) for key in os.environ}
uvicorn_server = None
driver = None
app = None
loop = None
def print_opensource_notice():
"""打印开源项目提示,防止倒卖"""
from colorama import init, Fore, Style
init()
notice_lines = [
"",
f"{Fore.CYAN}{'' * 70}{Style.RESET_ALL}",
f"{Fore.GREEN} ★ MaiBot - 开源 AI 聊天机器人 ★{Style.RESET_ALL}",
f"{Fore.CYAN}{'' * 70}{Style.RESET_ALL}",
f"{Fore.YELLOW} 本项目是完全免费的开源软件,基于 GPL-3.0 协议发布{Style.RESET_ALL}",
f"{Fore.WHITE} 如果有人向你「出售本软件」,你被骗了!{Style.RESET_ALL}",
"",
f"{Fore.WHITE} 官方仓库: {Fore.BLUE}https://github.com/MaiM-with-u/MaiBot {Style.RESET_ALL}",
f"{Fore.WHITE} 官方文档: {Fore.BLUE}https://docs.mai-mai.org {Style.RESET_ALL}",
f"{Fore.WHITE} 官方群聊: {Fore.BLUE}1006149251{Style.RESET_ALL}",
f"{Fore.CYAN}{'' * 70}{Style.RESET_ALL}",
f"{Fore.RED} ⚠ 将本软件作为「商品」倒卖、隐瞒开源性质均违反协议!{Style.RESET_ALL}",
f"{Fore.CYAN}{'' * 70}{Style.RESET_ALL}",
"",
]
for line in notice_lines:
print(line)
def easter_egg():
# 彩蛋
from colorama import init, Fore
init()
text = "多年以后面对AI行刑队张三将会回想起他2023年在会议上讨论人工智能的那个下午"
rainbow_colors = [Fore.RED, Fore.YELLOW, Fore.GREEN, Fore.CYAN, Fore.BLUE, Fore.MAGENTA]
rainbow_text = ""
for i, char in enumerate(text):
rainbow_text += rainbow_colors[i % len(rainbow_colors)] + char
print(rainbow_text)
async def graceful_shutdown(): # sourcery skip: use-named-expression
try:
logger.info("正在优雅关闭麦麦...")
# 关闭 WebUI 服务器
try:
from src.webui.webui_server import get_webui_server
webui_server = get_webui_server()
if webui_server and webui_server._server:
await webui_server.shutdown()
except Exception as e:
logger.warning(f"关闭 WebUI 服务器时出错: {e}")
from src.plugin_system.core.events_manager import events_manager
from src.plugin_system.base.component_types import EventType
# 触发 ON_STOP 事件
await events_manager.handle_mai_events(event_type=EventType.ON_STOP)
# 停止所有异步任务
await async_task_manager.stop_and_wait_all_tasks()
# 获取所有剩余任务,排除当前任务
remaining_tasks = [t for t in asyncio.all_tasks() if t is not asyncio.current_task()]
if remaining_tasks:
logger.info(f"正在取消 {len(remaining_tasks)} 个剩余任务...")
# 取消所有剩余任务
for task in remaining_tasks:
if not task.done():
task.cancel()
# 等待所有任务完成,设置超时
try:
await asyncio.wait_for(asyncio.gather(*remaining_tasks, return_exceptions=True), timeout=15.0)
logger.info("所有剩余任务已成功取消")
except asyncio.TimeoutError:
logger.warning("等待任务取消超时,强制继续关闭")
except Exception as e:
logger.error(f"等待任务取消时发生异常: {e}")
logger.info("麦麦优雅关闭完成")
except Exception as e:
logger.error(f"麦麦关闭失败: {e}", exc_info=True)
def _calculate_file_hash(file_path: Path, file_type: str) -> str:
"""计算文件的MD5哈希值"""
if not file_path.exists():
logger.error(f"{file_type} 文件不存在")
raise FileNotFoundError(f"{file_type} 文件不存在")
with open(file_path, "r", encoding="utf-8") as f:
content = f.read()
return hashlib.md5(content.encode("utf-8")).hexdigest()
def _check_agreement_status(file_hash: str, confirm_file: Path, env_var: str) -> tuple[bool, bool]:
"""检查协议确认状态
Returns:
tuple[bool, bool]: (已确认, 未更新)
"""
# 检查环境变量确认
if file_hash == os.getenv(env_var):
return True, False
# 检查确认文件
if confirm_file.exists():
with open(confirm_file, "r", encoding="utf-8") as f:
confirmed_content = f.read()
if file_hash == confirmed_content:
return True, False
return False, True
def _prompt_user_confirmation(eula_hash: str, privacy_hash: str) -> None:
"""提示用户确认协议"""
confirm_logger.critical("EULA或隐私条款内容已更新请在阅读后重新确认继续运行视为同意更新后的以上两款协议")
confirm_logger.critical(
f'输入"同意""confirmed"或设置环境变量"EULA_AGREE={eula_hash}""PRIVACY_AGREE={privacy_hash}"继续运行'
)
while True:
user_input = input().strip().lower()
if user_input in ["同意", "confirmed"]:
return
confirm_logger.critical('请输入"同意""confirmed"以继续运行')
def _save_confirmations(eula_updated: bool, privacy_updated: bool, eula_hash: str, privacy_hash: str) -> None:
"""保存用户确认结果"""
if eula_updated:
logger.info(f"更新EULA确认文件{eula_hash}")
Path("eula.confirmed").write_text(eula_hash, encoding="utf-8")
if privacy_updated:
logger.info(f"更新隐私条款确认文件{privacy_hash}")
Path("privacy.confirmed").write_text(privacy_hash, encoding="utf-8")
def check_eula():
"""检查EULA和隐私条款确认状态"""
# 计算文件哈希值
eula_hash = _calculate_file_hash(Path("EULA.md"), "EULA.md")
privacy_hash = _calculate_file_hash(Path("PRIVACY.md"), "PRIVACY.md")
# 检查确认状态
eula_confirmed, eula_updated = _check_agreement_status(eula_hash, Path("eula.confirmed"), "EULA_AGREE")
privacy_confirmed, privacy_updated = _check_agreement_status(
privacy_hash, Path("privacy.confirmed"), "PRIVACY_AGREE"
)
# 早期返回:如果都已确认且未更新
if eula_confirmed and privacy_confirmed:
return
# 如果有更新,需要重新确认
if eula_updated or privacy_updated:
_prompt_user_confirmation(eula_hash, privacy_hash)
_save_confirmations(eula_updated, privacy_updated, eula_hash, privacy_hash)
def raw_main():
# 利用 TZ 环境变量设定程序工作的时区
if platform.system().lower() != "windows":
time.tzset() # type: ignore
# 打印开源提示(防止倒卖)
print_opensource_notice()
check_eula()
logger.info("检查EULA和隐私条款完成")
easter_egg()
# 返回MainSystem实例
return MainSystem()
if __name__ == "__main__":
exit_code = 0 # 用于记录程序最终的退出状态
try:
# 获取MainSystem实例
main_system = raw_main()
# 创建事件循环
loop = asyncio.new_event_loop()
asyncio.set_event_loop(loop)
# 初始化 WebSocket 日志推送
from src.common.logger import initialize_ws_handler
initialize_ws_handler(loop)
try:
# 执行初始化和任务调度
loop.run_until_complete(main_system.initialize())
# Schedule tasks returns a future that runs forever.
# We can run console_input_loop concurrently.
main_tasks = loop.create_task(main_system.schedule_tasks())
loop.run_until_complete(main_tasks)
except KeyboardInterrupt:
logger.warning("收到中断信号,正在优雅关闭...")
# 取消主任务
if "main_tasks" in locals() and main_tasks and not main_tasks.done():
main_tasks.cancel()
try:
loop.run_until_complete(main_tasks)
except asyncio.CancelledError:
pass
# 执行优雅关闭
if loop and not loop.is_closed():
try:
loop.run_until_complete(graceful_shutdown())
except Exception as ge:
logger.error(f"优雅关闭时发生错误: {ge}")
# 新增:检测外部请求关闭
except SystemExit as e:
# 捕获 SystemExit (例如 sys.exit()) 并保留退出代码
if isinstance(e.code, int):
exit_code = e.code
else:
exit_code = 1 if e.code else 0
if exit_code == RESTART_EXIT_CODE:
logger.info("收到重启信号,准备退出并请求重启...")
except Exception as e:
logger.error(f"主程序发生异常: {str(e)} {str(traceback.format_exc())}")
exit_code = 1 # 标记发生错误
finally:
# 确保 loop 在任何情况下都尝试关闭(如果存在且未关闭)
if "loop" in locals() and loop and not loop.is_closed():
loop.close()
print("[主程序] 事件循环已关闭")
# 关闭日志系统,释放文件句柄
try:
shutdown_logging()
except Exception as e:
print(f"关闭日志系统时出错: {e}")
print("[主程序] 准备退出...")
# 使用 os._exit() 强制退出,避免被阻塞
# 由于已经在 graceful_shutdown() 中完成了所有清理工作,这是安全的
os._exit(exit_code)