2025-12-15 17:18:27 +03:00

86 lines
2.3 KiB
Python

"""
Alembic environment configuration
"""
from logging.config import fileConfig
from sqlalchemy import pool
from sqlalchemy.engine import Connection
from sqlalchemy.ext.asyncio import async_engine_from_config
from alembic import context
import sys
from pathlib import Path
sys.path.insert(0, str(Path(__file__).resolve().parents[1]))
from src.infrastructure.database.base import Base
from src.infrastructure.database.models import *
from src.shared.config import settings
config = context.config
if config.config_file_name is not None:
fileConfig(config.config_file_name)
config.set_main_option("sqlalchemy.url", settings.database_url.replace("postgresql://", "postgresql+asyncpg://"))
target_metadata = Base.metadata
def run_migrations_offline() -> None:
"""Run migrations in 'offline' mode.
This configures the context with just a URL
and not an Engine, though an Engine
is acceptable here as well. By skipping the Engine creation
we don't even need a DBAPI to be available.
Calls to context.execute() here emit the given string to the
script output.
"""
url = config.get_main_option("sqlalchemy.url")
context.configure(
url=url,
target_metadata=target_metadata,
literal_binds=True,
dialect_opts={"paramstyle": "named"},
)
with context.begin_transaction():
context.run_migrations()
def do_run_migrations(connection: Connection) -> None:
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.
In this scenario we need to create an Engine
and associate a connection with the context.
"""
configuration = config.get_section(config.config_ini_section)
configuration["sqlalchemy.url"] = settings.database_url.replace("postgresql://", "postgresql+asyncpg://")
connectable = async_engine_from_config(
configuration,
prefix="sqlalchemy.",
poolclass=pool.NullPool,
)
async with connectable.connect() as connection:
await connection.run_sync(do_run_migrations)
await connectable.dispose()
if context.is_offline_mode():
run_migrations_offline()
else:
import asyncio
asyncio.run(run_migrations_online())