63 lines
1.8 KiB
Python
63 lines
1.8 KiB
Python
|
# =============================================================================
|
||
|
|
# Alembic migration environment
|
||
|
|
# Handles both sync (alembic CLI) and async (app runtime) database URLs
|
||
|
|
# =============================================================================
|
||
|
|
|
||
|
|
from logging.config import fileConfig
|
||
|
|
|
||
|
|
from sqlalchemy import engine_from_config, pool
|
||
|
|
|
||
|
|
from alembic import context
|
||
|
|
|
||
|
|
from app.config import settings
|
||
|
|
from app.database import Base
|
||
|
|
import app.models # noqa: F401
|
||
|
|
|
||
|
|
config = context.config
|
||
|
|
|
||
|
|
# Convert async URL to sync for alembic CLI operations
|
||
|
|
# aiosqlite -> sqlite, asyncpg -> psycopg2
|
||
|
|
db_url = settings.database_url
|
||
|
|
db_url = db_url.replace("+aiosqlite", "").replace("+asyncpg", "")
|
||
|
|
config.set_main_option("sqlalchemy.url", db_url)
|
||
|
|
|
||
|
|
if config.config_file_name is not None:
|
||
|
|
fileConfig(config.config_file_name)
|
||
|
|
|
||
|
|
target_metadata = Base.metadata
|
||
|
|
|
||
|
|
|
||
|
|
def run_migrations_offline() -> None:
|
||
|
|
"""Generate SQL scripts without connecting to the database."""
|
||
|
|
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 run_migrations_online() -> None:
|
||
|
|
"""Connect to the database and run migrations."""
|
||
|
|
connectable = engine_from_config(
|
||
|
|
config.get_section(config.config_ini_section, {}),
|
||
|
|
prefix="sqlalchemy.",
|
||
|
|
poolclass=pool.NullPool,
|
||
|
|
)
|
||
|
|
with connectable.connect() as connection:
|
||
|
|
context.configure(
|
||
|
|
connection=connection,
|
||
|
|
target_metadata=target_metadata,
|
||
|
|
)
|
||
|
|
with context.begin_transaction():
|
||
|
|
context.run_migrations()
|
||
|
|
|
||
|
|
|
||
|
|
if context.is_offline_mode():
|
||
|
|
run_migrations_offline()
|
||
|
|
else:
|
||
|
|
run_migrations_online()
|