知微
51 lines
1.6 KiB
Python
51 lines
1.6 KiB
Python
#!/usr/bin/env python3
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"""保活检测：检查 DB 中的价格是否新鲜，price_monitor 是否在运行"""
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import sqlite3, subprocess, sys, os
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from datetime import datetime
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DB = '/home/hmo/web-dashboard/data/mofin.db'
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def check():
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issues = []
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# 1. 检查 price_monitor 进程
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try:
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r = subprocess.run(['pgrep', '-f', 'price_monitor'], capture_output=True, text=True)
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if r.stdout.strip():
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print(f" price_monitor: RUNNING (PID {r.stdout.strip()})")
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else:
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issues.append("price_monitor 未运行")
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print(f" price_monitor: NOT RUNNING")
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except:
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pass
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# 2. 检查 DB 价格新鲜度
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try:
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db = sqlite3.connect(DB)
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db.row_factory = sqlite3.Row
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row = db.execute("SELECT updated_at FROM portfolio_summary WHERE id=1").fetchone()
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if row and row['updated_at']:
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try:
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dt = datetime.strptime(row['updated_at'], '%Y-%m-%d %H:%M')
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age = (datetime.now() - dt).total_seconds() / 60
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if age > 10:
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issues.append(f"DB 价格 {age:.0f} 分钟未更新")
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print(f" DB updated: {row['updated_at']} ({age:.0f} min ago)")
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except:
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pass
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else:
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issues.append("DB 无价格数据")
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db.close()
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except Exception as e:
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issues.append(f"DB 读取失败: {e}")
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# 3. 输出
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if issues:
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print(f"\n ISSUES: {', '.join(issues)}")
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return 1
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print(" OK")
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return 0
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if __name__ == '__main__':
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sys.exit(check())
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