126 lines
5.2 KiB
Python
126 lines
5.2 KiB
Python
"""ncatbot-webhook-plugin 入口：组装各模块，启动 HTTP 服务。"""
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import asyncio
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import logging
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import os
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from aiohttp import web
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from ncatbot.plugin import NcatBotPlugin
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from .config import COMMAND_CALLBACK_URL, COMMAND_LENGTH_MAX, COMMAND_LENGTH_MIN, COMMAND_PREFIX, HOST, PORT, UPLOAD_DIR, WEBHOOK_API_KEY
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from .handlers.command import parse_command, send_command_callback
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from .handlers.health import health_handler
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from .handlers.message import webhook_handler
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from .handlers.upload import cleanup_expired_files, upload_handler
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from .middleware import auth_middleware, request_id_middleware
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logging.basicConfig(
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level=logging.INFO,
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format="%(asctime)s [%(levelname)s] %(name)s: %(message)s",
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)
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class WebHookPlugin(NcatBotPlugin):
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"""NcatBot 插件：对外暴露 HTTP 接口，接收外部消息转发至 QQ。"""
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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self._webhook_runner: web.AppRunner | None = None
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self._cleanup_task: asyncio.Task | None = None
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self._listener_task: asyncio.Task | None = None
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async def on_load(self):
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self.logger.info("Webhook 插件已加载")
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self.logger.info("WEBHOOK_API_KEY: %s", "已配置" if os.environ.get("WEBHOOK_API_KEY") else "自动生成")
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self.logger.info("命令监听: 前缀=%s 长度=%d~%d 回调=%s", COMMAND_PREFIX, COMMAND_LENGTH_MIN, COMMAND_LENGTH_MAX,
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COMMAND_CALLBACK_URL or "未配置")
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asyncio.create_task(self._start_webhook())
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self._cleanup_task = asyncio.create_task(self._cleanup_loop())
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self._listener_task = asyncio.create_task(self._message_listener())
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async def on_close(self):
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if self._listener_task is not None:
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self._listener_task.cancel()
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try:
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await self._listener_task
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except asyncio.CancelledError:
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pass
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self._listener_task = None
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if self._cleanup_task is not None:
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self._cleanup_task.cancel()
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try:
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await self._cleanup_task
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except asyncio.CancelledError:
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pass
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self._cleanup_task = None
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await self._stop_webhook()
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self.logger.info("Webhook 插件已卸载")
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async def _cleanup_loop(self) -> None:
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"""每小时清理一次过期上传文件。"""
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while True:
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await asyncio.sleep(3600)
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try:
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await cleanup_expired_files()
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except Exception as exc:
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self.logger.error("清理过期文件失败: %s", exc)
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async def _message_listener(self) -> None:
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"""监听 QQ 消息，匹配命令模式后转发到外部回调。"""
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try:
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async with self.events("message") as stream:
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async for event in stream:
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try:
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raw_message = event.data.raw_message
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if not raw_message:
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continue
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parsed = parse_command(raw_message)
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if not parsed:
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continue
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# 构建回调数据
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data = {
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"command": parsed["command"],
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"content": parsed["content"],
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"raw_message": parsed["raw_message"],
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"user_id": event.data.user_id,
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"message_id": event.data.message_id,
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}
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if hasattr(event.data, "group_id"):
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data["group_id"] = event.data.group_id
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self.logger.info(
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"命令监听匹配: command=%s user=%s group=%s",
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parsed["command"], data["user_id"], data.get("group_id", "-"),
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)
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asyncio.create_task(
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send_command_callback(data, event, self.api, self.logger)
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)
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except Exception as exc:
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self.logger.error("消息处理异常: %s", exc)
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except asyncio.CancelledError:
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return
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def _create_app(self) -> web.Application:
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app = web.Application(middlewares=[request_id_middleware, auth_middleware])
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app["qq_api"] = self.api
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app["logger"] = self.logger
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app.router.add_get("/healthz", health_handler)
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app.router.add_post("/webhook", webhook_handler)
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app.router.add_post("/upload", upload_handler)
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return app
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async def _start_webhook(self):
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await self._stop_webhook()
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app = self._create_app()
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self._webhook_runner = web.AppRunner(app)
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await self._webhook_runner.setup()
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site = web.TCPSite(self._webhook_runner, HOST, PORT)
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await site.start()
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self.logger.info("Webhook 已启动: %s:%d", HOST, PORT)
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self.logger.info("上传目录: %s", UPLOAD_DIR)
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async def _stop_webhook(self):
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if self._webhook_runner is not None:
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await self._webhook_runner.cleanup()
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self._webhook_runner = None
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self.logger.info("Webhook 已停止")
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