108 lines
3.5 KiB
Python
108 lines
3.5 KiB
Python
#!/usr/bin/env python3
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"""
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Stock Monitor Daemon - 后台常驻进程
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自动运行监控，智能控制频率，支持 graceful shutdown
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"""
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import sys
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import time
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import signal
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import logging
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from datetime import datetime
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from pathlib import Path
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# 设置日志
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log_dir = Path.home() / ".stock_monitor"
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log_dir.mkdir(exist_ok=True)
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logging.basicConfig(
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level=logging.INFO,
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format='%(asctime)s - %(levelname)s - %(message)s',
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handlers=[
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logging.FileHandler(log_dir / "monitor.log"),
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logging.StreamHandler(sys.stdout)
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]
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)
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logger = logging.getLogger(__name__)
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# 导入监控类
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sys.path.insert(0, str(Path(__file__).parent))
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from monitor import StockAlert, WATCHLIST
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class MonitorDaemon:
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def __init__(self):
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self.monitor = StockAlert()
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self.running = True
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self.last_run_time = 0
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# 设置信号处理
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signal.signal(signal.SIGTERM, self.handle_shutdown)
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signal.signal(signal.SIGINT, self.handle_shutdown)
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def handle_shutdown(self, signum, frame):
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"""优雅退出"""
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logger.info(f"收到信号 {signum}，正在关闭...")
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self.running = False
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def get_sleep_interval(self):
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"""根据当前时间获取睡眠间隔"""
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schedule = self.monitor.should_run_now()
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if not schedule.get("run"):
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# 如果当前不需要运行，计算到下次运行的时间
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now = datetime.now()
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hour = now.hour
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# 凌晨时段，1小时后检查
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if 0 <= hour < 9:
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return 3600
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return 300 # 默认5分钟
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return schedule.get("interval", 300)
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def run(self):
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"""主循环"""
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logger.info("=" * 60)
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logger.info("🚀 Stock Monitor Daemon 启动")
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logger.info(f"📋 监控标的: {len(WATCHLIST)} 只")
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logger.info("=" * 60)
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while self.running:
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try:
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# 检查是否应该执行
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schedule = self.monitor.should_run_now()
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if schedule.get("run"):
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mode = schedule.get("mode", "normal")
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stocks_count = len(schedule.get("stocks", []))
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logger.info(f"[{mode}] 扫描 {stocks_count} 只标的...")
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# 执行监控
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alerts = self.monitor.run_once(smart_mode=False) # 已经判断过了
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if alerts:
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logger.info(f"⚠️ 触发 {len(alerts)} 条预警")
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# 这里会通过 message 工具发送通知
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else:
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logger.debug("✅ 无预警")
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self.last_run_time = time.time()
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# 计算睡眠间隔
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sleep_interval = self.get_sleep_interval()
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logger.debug(f"下次检查: {sleep_interval} 秒后")
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# 分段睡眠，方便及时响应退出信号
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slept = 0
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while slept < sleep_interval and self.running:
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time.sleep(1)
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slept += 1
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except Exception as e:
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logger.error(f"运行出错: {e}", exc_info=True)
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time.sleep(60) # 出错后等待1分钟重试
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logger.info("👋 Daemon 已停止")
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if __name__ == '__main__':
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daemon = MonitorDaemon()
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daemon.run()
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