forked from Hay1tsme/artemis
112 lines
2.8 KiB
Python
112 lines
2.8 KiB
Python
from logging.config import fileConfig
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from os import path
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import yaml
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from sqlalchemy import engine_from_config
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from sqlalchemy import pool
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from alembic import context
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from core import CoreConfig
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# this is the Alembic Config object, which provides
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# access to the values within the .ini file in use.
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config = context.config
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# Interpret the config file for Python logging.
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# This line sets up loggers basically.
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if config.config_file_name is not None:
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fileConfig(config.config_file_name, disable_existing_loggers=False)
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# add your model's MetaData object here
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# for 'autogenerate' support
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# from myapp import mymodel
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# target_metadata = mymodel.Base.metadata
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# Core
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from core.data.schema import metadata
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# Titles
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from titles.chuni.schema import *
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from titles.cm.schema import *
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from titles.cxb.schema.item import *
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from titles.diva.schema import *
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from titles.idac.schema import *
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# from titles.idz.schema import *
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from titles.mai2.schema import *
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from titles.ongeki.schema import *
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from titles.pokken.schema import *
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from titles.sao.schema import *
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target_metadata = metadata
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# other values from the config, defined by the needs of env.py,
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# can be acquired:
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# my_important_option = config.get_main_option("my_important_option")
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# ... etc.
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def run_migrations_offline() -> None:
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"""Run migrations in 'offline' mode.
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This configures the context with just a URL
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and not an Engine, though an Engine is acceptable
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here as well. By skipping the Engine creation
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we don't even need a DBAPI to be available.
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Calls to context.execute() here emit the given string to the
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script output.
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"""
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url = config.get_main_option("sqlalchemy.url")
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context.configure(
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url=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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)
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with context.begin_transaction():
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context.run_migrations()
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def get_url_from_config():
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url = config.get_main_option('artemis_db_url')
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if url is not None:
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return url
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import core.data.database
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cfg: CoreConfig = CoreConfig()
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if path.exists(f"config/core.yaml"):
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cfg.update(yaml.safe_load(open(f"config/core.yaml")))
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return core.data.database.build_db_url_from_config(cfg.database)
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def run_migrations_online() -> None:
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"""Run migrations in 'online' mode.
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In this scenario we need to create an Engine
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and associate a connection with the context.
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"""
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# Load config
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url = get_url_from_config()
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from sqlalchemy import create_engine
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engine = create_engine(url)
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with engine.connect() as connection:
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context.configure(
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connection=connection, target_metadata=target_metadata
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)
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with context.begin_transaction():
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context.run_migrations()
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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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run_migrations_online()
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