mirror of
https://github.com/xfgryujk/blivechat.git
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102 lines
3.4 KiB
Python
102 lines
3.4 KiB
Python
# -*- coding: utf-8 -*-
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import asyncio
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import dataclasses
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import datetime
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import logging
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from typing import *
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import api.open_live
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import config
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logger = logging.getLogger(__name__)
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# 正在等待发送的心跳任务，game_id -> HeartbeatTask
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_game_id_heart_task_map: Dict[str, 'HeartbeatTask'] = {}
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@dataclasses.dataclass
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class HeartbeatTask:
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game_id: str
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future: 'asyncio.Future[dict]'
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def init():
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cfg = config.get_config()
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# 批量心跳只支持配置了开放平台的公共服务器，私有服务器用的人少，意义不大
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if cfg.is_open_live_configured:
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asyncio.create_task(_game_heartbeat_consumer())
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async def send_game_heartbeat(game_id) -> dict:
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"""发送项目心跳。成功则返回符合开放平台格式的结果，失败则抛出异常"""
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assert config.get_config().is_open_live_configured
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if game_id in (None, ''):
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raise api.open_live.BusinessError({'code': 4000, 'message': '参数错误', 'request_id': '0', 'data': None})
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task = _game_id_heart_task_map.get(game_id, None)
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if task is None:
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task = HeartbeatTask(
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game_id=game_id,
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future=asyncio.get_running_loop().create_future(),
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)
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_game_id_heart_task_map[game_id] = task
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# 限制一次发送的数量，数量太多了就立即发送
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if len(_game_id_heart_task_map) >= 95:
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await _flush_game_heartbeat_tasks()
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return await task.future
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async def _game_heartbeat_consumer():
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while True:
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try:
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start_time = datetime.datetime.now()
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await _flush_game_heartbeat_tasks()
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cost_time = (datetime.datetime.now() - start_time).total_seconds()
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# 如果等待时间太短，请求频率会太高；如果等待时间太长，前端请求、项目心跳会超时
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await asyncio.sleep(5 - cost_time)
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except Exception: # noqa
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logger.exception('_heartbeat_consumer error:')
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async def _flush_game_heartbeat_tasks():
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global _game_id_heart_task_map
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if not _game_id_heart_task_map:
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return
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game_id_task_map = _game_id_heart_task_map
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_game_id_heart_task_map = {}
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game_ids = list(game_id_task_map.keys())
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logger.info('Sending game batch heartbeat for %d games', len(game_ids))
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try:
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res = await api.open_live.request_open_live(
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api.open_live.GAME_BATCH_HEARTBEAT_OPEN_LIVE_URL,
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{'game_ids': game_ids},
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ignore_rate_limit=True
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)
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failed_game_ids = res['data']['failed_game_ids']
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if failed_game_ids is None: # 哪个SB后端给数组传null的
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failed_game_ids = set()
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else:
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failed_game_ids = set(failed_game_ids)
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request_id = res['request_id']
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except Exception as e:
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for task in game_id_task_map.values():
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task.future.set_exception(e)
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return
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if failed_game_ids:
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logger.info(
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'Game batch heartbeat res: %d succeeded, %d failed, request_id=%s',
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len(game_ids) - len(failed_game_ids), len(failed_game_ids), request_id
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)
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for task in game_id_task_map.values():
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if task.game_id in failed_game_ids:
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task.future.set_exception(api.open_live.BusinessError(
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{'code': 7003, 'message': '心跳过期或GameId错误', 'request_id': request_id, 'data': None}
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))
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else:
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task.future.set_result({'code': 0, 'message': '0', 'request_id': request_id, 'data': None})
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