Files
stock_cursor_v0/backend/scheduler.py
2026-06-16 03:00:06 +08:00

256 lines
7.3 KiB
Python

"""定时任务:收盘后自动入库。"""
from __future__ import annotations
import threading
from apscheduler.schedulers.background import BackgroundScheduler
from apscheduler.triggers.cron import CronTrigger
from apscheduler.triggers.interval import IntervalTrigger
import config
import ingest
import alerts
import report
import signals
import intraday_radar
import trade_calendar
_scheduler: BackgroundScheduler | None = None
_lock = threading.Lock()
_running = {"flag": False}
def _job():
with _lock:
if _running["flag"]:
return
_running["flag"] = True
try:
ingest.run_daily_ingest()
finally:
_running["flag"] = False
def trigger_async():
"""手动触发一次入库(后台线程,不阻塞请求)。"""
t = threading.Thread(target=_job, daemon=True)
t.start()
return {"started": True}
def _job_all():
with _lock:
if _running["flag"]:
return
_running["flag"] = True
try:
ingest.ingest_quotes_all()
finally:
_running["flag"] = False
def trigger_all_async():
"""手动触发全市场回填(后台线程,耗时较长)。"""
if _running["flag"]:
return {"started": False, "msg": "已有任务在执行"}
t = threading.Thread(target=_job_all, daemon=True)
t.start()
return {"started": True}
def is_running():
return _running["flag"]
def _job_report():
try:
report.generate(push=True)
except Exception as e:
print("[report] generate error:", repr(e)[:160])
def trigger_report_async(push=True):
"""手动触发生成日报(后台线程)。"""
t = threading.Thread(target=lambda: report.generate(push=push), daemon=True)
t.start()
return {"started": True}
_sig_running = {"flag": False}
def _job_signal_stats(sample=500, horizon=5):
if _sig_running["flag"]:
return
_sig_running["flag"] = True
try:
signals.compute_signal_stats(sample_limit=sample, horizon=horizon)
except Exception as e:
print("[signals] compute error:", repr(e)[:160])
finally:
_sig_running["flag"] = False
def trigger_signal_stats_async(sample=500, horizon=5):
if _sig_running["flag"]:
return {"started": False, "msg": "胜率回测进行中"}
t = threading.Thread(target=lambda: _job_signal_stats(sample, horizon), daemon=True)
t.start()
return {"started": True}
def _job_verify():
try:
signals.verify_predictions()
except Exception as e:
print("[predict] verify error:", repr(e)[:160])
def reload_scheduler():
"""重新加载调度器(应用新配置)"""
global _scheduler
if _scheduler:
_scheduler.shutdown(wait=False)
_scheduler = None
start_scheduler()
return {"ok": True, "msg": "调度器已重新加载"}
def start_scheduler():
global _scheduler
if _scheduler is not None:
return _scheduler
# 先初始化任务配置
try:
import task_manager
task_manager.init_tasks()
except Exception as e:
print(f"[scheduler] init tasks error: {repr(e)[:120]}")
_scheduler = BackgroundScheduler(timezone="Asia/Shanghai")
# 从数据库加载任务配置
from db import get_session
from models import ScheduledTask
from sqlalchemy import select
try:
with get_session() as s:
tasks = s.execute(select(ScheduledTask).where(ScheduledTask.enabled == True)).scalars().all()
for task in tasks:
_add_job_from_config(task)
except Exception as e:
print(f"[scheduler] load tasks error: {repr(e)[:120]}")
# 降级:使用默认配置
_add_default_jobs()
_scheduler.start()
return _scheduler
def _add_job_from_config(task):
"""根据配置添加任务"""
job_func = _get_job_function(task.task_id)
if not job_func:
return
if task.schedule_type == "cron" and task.cron_expression:
# 解析 cron 表达式 (格式: "mon-fri 16:00")
parts = task.cron_expression.split()
if len(parts) == 2:
day_of_week, time_str = parts
hour, minute = map(int, time_str.split(':'))
_scheduler.add_job(
job_func,
CronTrigger(day_of_week=day_of_week, hour=hour, minute=minute),
id=task.task_id,
replace_existing=True,
misfire_grace_time=3600
)
elif task.schedule_type == "interval" and task.interval_seconds:
_scheduler.add_job(
job_func,
IntervalTrigger(seconds=task.interval_seconds),
id=task.task_id,
replace_existing=True,
max_instances=1
)
def _get_job_function(task_id):
"""获取任务函数"""
job_map = {
"daily_ingest": _job,
"alert_check": _safe_check_alerts,
"daily_report": _job_report,
"verify_pred": _job_verify,
"signal_stats": lambda: _job_signal_stats(),
"intraday_scan": _safe_scan_intraday,
"calendar_alerts": _job_calendar_alerts
}
return job_map.get(task_id)
def _add_default_jobs():
"""添加默认任务配置(降级方案)"""
_scheduler.add_job(
_job, CronTrigger(day_of_week="mon-fri", hour=config.INGEST_HOUR, minute=config.INGEST_MINUTE),
id="daily_ingest", replace_existing=True, misfire_grace_time=3600,
)
_scheduler.add_job(
_safe_check_alerts, IntervalTrigger(seconds=60),
id="alert_check", replace_existing=True, max_instances=1,
)
_rep_total = config.INGEST_HOUR * 60 + config.INGEST_MINUTE + 10
_scheduler.add_job(
_job_report, CronTrigger(day_of_week="mon-fri", hour=(_rep_total // 60) % 24, minute=_rep_total % 60),
id="daily_report", replace_existing=True, misfire_grace_time=3600,
)
_scheduler.add_job(
_job_verify, CronTrigger(day_of_week="mon-fri", hour=(_rep_total // 60) % 24, minute=(_rep_total + 5) % 60),
id="verify_pred", replace_existing=True, misfire_grace_time=3600,
)
_scheduler.add_job(
_job_signal_stats, CronTrigger(day_of_week="sat", hour=9, minute=0),
id="signal_stats", replace_existing=True, misfire_grace_time=7200,
)
_scheduler.add_job(
_safe_scan_intraday, IntervalTrigger(seconds=60),
id="intraday_scan", replace_existing=True, max_instances=1,
)
_scheduler.add_job(
_job_calendar_alerts, CronTrigger(day_of_week="mon-fri", hour=8, minute=30),
id="calendar_alerts", replace_existing=True, misfire_grace_time=3600,
)
def _safe_check_alerts():
# 只在交易日的交易时间执行
if not intraday_radar._is_trading_time():
return
try:
alerts.check_alerts()
except Exception as e:
print("[alert] check error:", repr(e)[:120])
def _safe_scan_intraday():
# 只在交易时间执行
if not intraday_radar._is_trading_time():
return
try:
result = intraday_radar.scan_all()
if result.get("count", 0) > 0:
intraday_radar.notify_events()
except Exception as e:
print("[intraday] scan error:", repr(e)[:120])
def _job_calendar_alerts():
try:
trade_calendar.check_and_push_calendar_alerts()
except Exception as e:
print("[calendar] alert error:", repr(e)[:120])