Files
KiraTV/backend/database.py
T
KiraStream 99155271bb feat: domain health check automático con stickiness de dominio
- health_checker: usa TCP connect en lugar de Xtream API para dominios CDN
  (correcto para dominios que solo sirven streams, no la API de credenciales)
  Intervalo reducido a 3 min; detecta recuperación automática y lo registra en log
- pool: _build_stream_urls excluye dominios con status='error'; si todos están caídos
  usa todos como fallback para no dejar el stream sin opciones
- restream: stickiness de dominio — en renovación de sesión normal reconecta al mismo
  dominio siempre; solo rota al siguiente en fallos reales (<25s)
- restream: _mark_domain_down marca el dominio como error en BD inmediatamente al
  detectar un fallo rápido, sin esperar al próximo ciclo del health checker
- database: usa ADD COLUMN IF NOT EXISTS para la migración (evita abortar transacción)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-05-19 15:42:37 +00:00

47 lines
1.6 KiB
Python

from sqlalchemy.ext.asyncio import create_async_engine, AsyncSession, async_sessionmaker
from sqlalchemy.orm import DeclarativeBase
from sqlalchemy import text
from .config import settings
engine = create_async_engine(
settings.database_url,
echo=False,
pool_size=20,
max_overflow=10,
pool_pre_ping=True,
)
AsyncSessionLocal = async_sessionmaker(engine, expire_on_commit=False, class_=AsyncSession)
class Base(DeclarativeBase):
pass
async def get_db():
async with AsyncSessionLocal() as session:
try:
yield session
finally:
await session.close()
async def init_db():
from .models import provider, channel, user, epg, custom_category, log, notification, jellyfin, stream_event # noqa: ensure all models imported
from .models.provider import ProviderUrl # noqa: ensure ProviderUrl is registered
async with engine.begin() as conn:
await conn.run_sync(Base.metadata.create_all)
# Migrate: add pump_duration_secs column if it doesn't exist yet
await conn.execute(text(
"ALTER TABLE stream_events ADD COLUMN IF NOT EXISTS pump_duration_secs INTEGER"
))
# Migrate: create provider_urls entries from existing base_url if not already done
await conn.execute(text("""
INSERT INTO provider_urls (provider_account_id, url, priority, is_active, status)
SELECT id, base_url, 0, true, 'unknown'
FROM provider_accounts
WHERE id NOT IN (SELECT DISTINCT provider_account_id FROM provider_urls WHERE provider_account_id IS NOT NULL)
ON CONFLICT DO NOTHING
"""))
await conn.commit()