64 lines
1.6 KiB
Python
64 lines
1.6 KiB
Python
import asyncio
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from logging.config import fileConfig
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from sqlalchemy import pool
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from sqlalchemy.ext.asyncio import AsyncEngine, create_async_engine
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from alembic import context
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# Import your app's config & models
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from app.core.config import settings
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from app.db.base import Base # imports all models via app/models/__init__.py
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# Alembic Config object
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config = context.config
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# Set up Python logging from alembic.ini
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if config.config_file_name is not None:
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fileConfig(config.config_file_name)
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# Target metadata (for autogenerate)
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target_metadata = Base.metadata
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# DSN from your app config (e.g. postgresql+asyncpg://…)
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DB_URL = settings.POSTGRES_DSN
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def run_migrations_offline():
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"""Run migrations in 'offline' mode."""
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url = DB_URL
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context.configure(
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url=url,
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target_metadata=target_metadata,
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literal_binds=True,
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dialect_opts={"paramstyle": "named"},
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)
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with context.begin_transaction():
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context.run_migrations()
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def do_run_migrations(connection):
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context.configure(connection=connection, target_metadata=target_metadata)
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with context.begin_transaction():
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context.run_migrations()
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async def run_migrations_online():
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"""Run migrations in 'online' mode with async engine."""
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connectable: AsyncEngine = create_async_engine(
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DB_URL,
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poolclass=pool.NullPool,
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)
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async with connectable.connect() as connection:
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await connection.run_sync(do_run_migrations)
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await connectable.dispose()
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if context.is_offline_mode():
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run_migrations_offline()
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else:
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asyncio.run(run_migrations_online()) |