68 lines
2.0 KiB
Python
68 lines
2.0 KiB
Python
"""Alembic environment — async, settings-driven, model-aware.
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The DB URL comes from app settings (env), never alembic.ini. ``target_metadata``
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points at the ORM ``Base.metadata``; importing ``app.infrastructure.db.models``
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registers every model so autogenerate sees the full schema.
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"""
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import asyncio
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from logging.config import fileConfig
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from alembic import context
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from app.core.config import get_settings
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from app.infrastructure.db import Base
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from sqlalchemy.engine import Connection
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from sqlalchemy.ext.asyncio import async_engine_from_config
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# Import side-effect: registers all ORM models on Base.metadata.
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# Uncomment once models exist (plan §11 step 2):
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# import app.infrastructure.db.models
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config = context.config
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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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config.set_main_option("sqlalchemy.url", get_settings().database_url)
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target_metadata = Base.metadata
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def _run_migrations(connection: Connection) -> None:
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context.configure(
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connection=connection,
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target_metadata=target_metadata,
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compare_type=True,
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compare_server_default=True,
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render_as_batch=False,
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)
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with context.begin_transaction():
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context.run_migrations()
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def run_migrations_offline() -> None:
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context.configure(
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url=config.get_main_option("sqlalchemy.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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compare_type=True,
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)
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with context.begin_transaction():
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context.run_migrations()
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async def run_migrations_online() -> None:
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connectable = async_engine_from_config(
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config.get_section(config.config_ini_section, {}),
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prefix="sqlalchemy.",
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)
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async with connectable.connect() as connection:
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await connection.run_sync(_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())
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