Files
trumpsignal-backend/app/services/recovery.py
T
k 4ffcb442fe feat: add daily budget, active window, trade snapshots, and price impact monitor
- New migrations for daily_budget, active_window, and bottrade snapshot
- Add trumpstruth scraper and price_impact_monitor service
- Expand bot_engine, hyperliquid, recovery, and tp_sl_monitor logic
- Update API/schemas/models for new features

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
2026-04-25 16:04:49 +08:00

100 lines
4.0 KiB
Python

"""
Startup rehydration: re-register TP/SL + max-hold for every open trade in DB.
Called once from lifespan() after tables are ensured. Without this, any deploy
or crash silently drops TP/SL protection on live positions.
"""
import asyncio
import logging
from datetime import datetime, timezone
from sqlalchemy import select
from app.database import AsyncSessionLocal
from app.models import BotTrade, Subscription
logger = logging.getLogger(__name__)
async def rehydrate_open_trades() -> None:
# Imported locally to avoid circular imports at module load
from app.services.bot_engine import MAX_HOLD_SECONDS, close_and_finalize
from app.services.crypto import decrypt_api_key
from app.services.tp_sl_monitor import register_trade
async with AsyncSessionLocal() as db:
result = await db.execute(select(BotTrade).where(BotTrade.closed_at.is_(None)))
open_trades = result.scalars().all()
if not open_trades:
logger.info("Rehydration: no open trades.")
return
now = datetime.now(timezone.utc)
for t in open_trades:
sub_res = await db.execute(
select(Subscription).where(Subscription.wallet_address == t.wallet_address)
)
sub = sub_res.scalar_one_or_none()
if sub is None or not sub.hl_api_key:
logger.warning(
"Open trade %d has no subscription/key — marking as closed(abandoned)", t.id
)
t.closed_at = now.replace(tzinfo=None)
continue
try:
api_key = decrypt_api_key(sub.hl_api_key)
except Exception as exc:
logger.error("Cannot decrypt key for trade %d: %s", t.id, exc)
continue
# Use the leverage snapshot from the trade row (stamped at open time).
# Fall back to current Subscription only for legacy rows (pre-migration 005).
trade_leverage = t.leverage if t.leverage is not None else sub.leverage
# Re-register TP/SL watcher
register_trade(
trade_id=t.id,
wallet=t.wallet_address,
api_key=api_key,
leverage=trade_leverage,
asset=t.asset,
side=t.side,
entry_price=t.entry_price,
take_profit_pct=sub.take_profit_pct,
stop_loss_pct=sub.stop_loss_pct,
)
# Compute remaining hold; if already exceeded, close immediately
opened_aware = t.opened_at.replace(tzinfo=timezone.utc)
elapsed = (now - opened_aware).total_seconds()
remaining = MAX_HOLD_SECONDS - elapsed
from app.services.bot_engine import _background_tasks
if remaining <= 0:
logger.info("Trade %d past max-hold on startup — closing now", t.id)
task = asyncio.create_task(
close_and_finalize(
trade_id=t.id, api_key=api_key, leverage=trade_leverage,
asset=t.asset, wallet=t.wallet_address, reason="max_hold_recovery",
)
)
_background_tasks.add(task)
task.add_done_callback(_background_tasks.discard)
else:
async def _delayed_close(trade_id=t.id, key=api_key, lev=trade_leverage,
asset=t.asset, wallet=t.wallet_address, delay=remaining):
await asyncio.sleep(delay)
await close_and_finalize(
trade_id=trade_id, api_key=key, leverage=lev,
asset=asset, wallet=wallet, reason="max_hold",
)
task = asyncio.create_task(_delayed_close())
_background_tasks.add(task)
task.add_done_callback(_background_tasks.discard)
await db.commit()
logger.info("Rehydrated %d open trades.", len(open_trades))