authentik/lifecycle/migrate.py

58 lines
1.6 KiB
Python
Executable File

#!/usr/bin/env python
"""System Migration handler"""
from importlib.util import module_from_spec, spec_from_file_location
from inspect import getmembers, isclass
from pathlib import Path
from typing import Any
from psycopg2 import connect
from structlog import get_logger
from passbook.lib.config import CONFIG
LOGGER = get_logger()
class BaseMigration:
"""Base System Migration"""
cur: Any
con: Any
def __init__(self, cur: Any, con: Any):
self.cur = cur
self.con = con
def needs_migration(self) -> bool:
"""Return true if Migration needs to be run"""
return False
def run(self):
"""Run the actual migration"""
if __name__ == "__main__":
conn = connect(
dbname=CONFIG.y("postgresql.name"),
user=CONFIG.y("postgresql.user"),
password=CONFIG.y("postgresql.password"),
host=CONFIG.y("postgresql.host"),
)
curr = conn.cursor()
for migration in Path(__file__).parent.absolute().glob("system_migrations/*.py"):
spec = spec_from_file_location("lifecycle.system_migrations", migration)
mod = module_from_spec(spec)
# pyright: reportGeneralTypeIssues=false
spec.loader.exec_module(mod)
for name, sub in getmembers(mod, isclass):
if name != "Migration":
continue
migration = sub(curr, conn)
if migration.needs_migration():
LOGGER.info("Migration needs to be applied", migration=sub)
migration.run()
LOGGER.info("Migration finished applying", migration=sub)