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https://github.com/hansjone/netx.git
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oliver
b54a6e5ad4
Make forward-on-clear a global monitor toggle, run key-alert DDL in an isolated startup transaction, and fix HelpHint popovers plus API errors when the server returns non-JSON responses. Co-authored-by: Cursor <cursoragent@cursor.com>
63 lines
1.9 KiB
Python
63 lines
1.9 KiB
Python
from __future__ import annotations
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import threading
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import time
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from datetime import datetime, timezone
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from sqlalchemy.orm import Session
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from .models import UmeKeyAlertMonitorConfig
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_CONFIG_LOCK = threading.Lock()
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_FORWARD_ON_CLEAR_CACHE: bool | None = None
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_CONFIG_CACHE_LOADED_AT = 0.0
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_CONFIG_CACHE_TTL_S = 10.0
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_CONFIG_ROW_ID = 1
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def _utc_now_naive() -> datetime:
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return datetime.now(timezone.utc).replace(tzinfo=None)
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def invalidate_key_alert_config_cache() -> None:
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global _CONFIG_CACHE_LOADED_AT, _FORWARD_ON_CLEAR_CACHE
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with _CONFIG_LOCK:
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_FORWARD_ON_CLEAR_CACHE = None
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_CONFIG_CACHE_LOADED_AT = 0.0
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def _get_or_create_config_row(db: Session) -> UmeKeyAlertMonitorConfig:
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row = db.get(UmeKeyAlertMonitorConfig, _CONFIG_ROW_ID)
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if row is None:
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now = _utc_now_naive()
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row = UmeKeyAlertMonitorConfig(id=_CONFIG_ROW_ID, forward_on_clear=0, updated_at=now)
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db.add(row)
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db.flush()
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return row
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def is_forward_on_clear_enabled(db: Session) -> bool:
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global _CONFIG_CACHE_LOADED_AT, _FORWARD_ON_CLEAR_CACHE
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now = time.time()
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with _CONFIG_LOCK:
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if _FORWARD_ON_CLEAR_CACHE is not None and (now - _CONFIG_CACHE_LOADED_AT) < _CONFIG_CACHE_TTL_S:
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return _FORWARD_ON_CLEAR_CACHE
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row = _get_or_create_config_row(db)
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enabled = bool(int(row.forward_on_clear or 0))
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with _CONFIG_LOCK:
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_FORWARD_ON_CLEAR_CACHE = enabled
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_CONFIG_CACHE_LOADED_AT = now
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return enabled
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def get_key_alert_monitor_config(db: Session) -> dict[str, bool]:
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return {"forward_on_clear": is_forward_on_clear_enabled(db)}
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def set_key_alert_monitor_config(db: Session, *, forward_on_clear: bool) -> dict[str, bool]:
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row = _get_or_create_config_row(db)
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row.forward_on_clear = 1 if forward_on_clear else 0
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row.updated_at = _utc_now_naive()
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db.commit()
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invalidate_key_alert_config_cache()
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return {"forward_on_clear": bool(forward_on_clear)}
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