Cybersecurity-Projects/PROJECTS/advanced/ai-threat-detection/backend/alembic/env.py

71 lines
1.5 KiB
Python

"""
©AngelaMos | 2026
env.py
"""
import asyncio
from logging.config import fileConfig
from alembic import context
from sqlalchemy import pool
from sqlalchemy.ext.asyncio import create_async_engine
from sqlmodel import SQLModel
from app.config import settings
from app.models import ModelMetadata, ThreatEvent
_ = (ModelMetadata, ThreatEvent)
target_metadata = SQLModel.metadata
config = context.config
fileConfig(config.config_file_name)
def run_migrations_offline() -> None:
"""
Run migrations in offline mode for SQL script generation.
"""
context.configure(
url=settings.database_url,
target_metadata=target_metadata,
literal_binds=True,
dialect_opts={"paramstyle": "named"},
)
with context.begin_transaction():
context.run_migrations()
def do_run_migrations(connection) -> None:
"""
Execute migrations against a synchronous connection.
"""
context.configure(
connection=connection,
target_metadata=target_metadata,
)
with context.begin_transaction():
context.run_migrations()
async def run_migrations_online() -> None:
"""
Run migrations in online mode using an async engine.
"""
engine = create_async_engine(
settings.database_url,
poolclass=pool.NullPool,
)
async with engine.connect() as connection:
await connection.run_sync(do_run_migrations)
await engine.dispose()
if context.is_offline_mode():
run_migrations_offline()
else:
asyncio.run(run_migrations_online())