56 lines
1.2 KiB
Python
56 lines
1.2 KiB
Python
from __future__ import annotations
|
|
|
|
from logging.config import fileConfig
|
|
|
|
from alembic import context
|
|
from flask import current_app
|
|
|
|
config = context.config
|
|
|
|
if config.config_file_name is not None:
|
|
fileConfig(config.config_file_name)
|
|
|
|
target_db = current_app.extensions["migrate"].db
|
|
target_metadata = target_db.metadata
|
|
|
|
|
|
def get_engine():
|
|
try:
|
|
return target_db.engine
|
|
except AttributeError:
|
|
return target_db.get_engine()
|
|
|
|
|
|
def get_url() -> str:
|
|
return str(get_engine().url).replace("%", "%%")
|
|
|
|
|
|
def run_migrations_offline() -> None:
|
|
context.configure(
|
|
url=get_url(),
|
|
target_metadata=target_metadata,
|
|
literal_binds=True,
|
|
compare_type=True,
|
|
)
|
|
|
|
with context.begin_transaction():
|
|
context.run_migrations()
|
|
|
|
|
|
def run_migrations_online() -> None:
|
|
with get_engine().connect() as connection:
|
|
context.configure(
|
|
connection=connection,
|
|
target_metadata=target_metadata,
|
|
compare_type=True,
|
|
)
|
|
|
|
with context.begin_transaction():
|
|
context.run_migrations()
|
|
|
|
|
|
if context.is_offline_mode():
|
|
run_migrations_offline()
|
|
else:
|
|
run_migrations_online()
|