3d53ed2c1c
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- Add app/config.py (12-factor, env-driven: DB/NATS/MinIO, URL-encoded pw) - Route database/ingestor/sources/alembic through config; kill hardcoded svc.cluster.local hostnames - Drop unused redis dependency - Add docker-compose.yml (timescaledb-postgis pg13 arm64 + optional nats) - Add .env.example, .dockerignore, .forgejo/workflows/build.yml (arm64 build+SSH deploy)
20 lines
724 B
Python
20 lines
724 B
Python
from sqlalchemy import MetaData, event, text
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from sqlalchemy.ext.asyncio import AsyncSession, async_sessionmaker, create_async_engine
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from config import DATABASE_URL
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engine = create_async_engine(
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DATABASE_URL, echo=False, pool_size=5, max_overflow=10, pool_recycle=300
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)
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async_session = async_sessionmaker(
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engine, class_=AsyncSession, expire_on_commit=False
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)
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metadata = MetaData()
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async def init_extensions():
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"""Initialize PostGIS and TimescaleDB extensions on first connection."""
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async with engine.connect() as conn:
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await conn.execute(text("CREATE EXTENSION IF NOT EXISTS postgis"))
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await conn.execute(text("CREATE EXTENSION IF NOT EXISTS timescaledb"))
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await conn.commit()
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