zaragoza444
54ca9bea3b
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Add canonical btc-l1-ledger config, /btc/contracts API, Python chain138-oracle service, and production deploy scripts so secure.omdnl.org can serve live cBTC, DODO, and PMM pool addresses with headroom-aware mint gating. Co-authored-by: Cursor <cursoragent@cursor.com>
35 lines
779 B
Python
35 lines
779 B
Python
from __future__ import annotations
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import time
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from threading import Lock
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from typing import Optional
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_lock = Lock()
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_prices: dict[str, tuple[float, float]] = {}
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def prime(symbol: str, price_usd: float, ttl_sec: float = 300) -> None:
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if not price_usd or price_usd <= 0:
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return
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key = symbol.upper()
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with _lock:
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_prices[key] = (price_usd, time.time() + ttl_sec)
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def get(symbol: str) -> Optional[float]:
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key = symbol.upper()
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with _lock:
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row = _prices.get(key)
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if not row:
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return None
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price, expires = row
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if expires <= time.time():
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return None
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return price
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def snapshot() -> dict[str, float]:
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now = time.time()
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with _lock:
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return {k: v[0] for k, v in _prices.items() if v[1] > now}
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