mirror of
https://github.com/jaypyles/Scraperr.git
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Jayden Pyles
875a3684c9
* chore: wip swap to sqlalchemy * feat: swap to sqlalchemy * feat: swap to sqlalchemy * feat: swap to sqlalchemy * feat: swap to sqlalchemy
104 lines
2.8 KiB
Python
104 lines
2.8 KiB
Python
# STL
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import os
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import sys
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from logging.config import fileConfig
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# PDM
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from dotenv import load_dotenv
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from sqlalchemy import pool, engine_from_config
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# LOCAL
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from alembic import context
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from api.backend.database.base import Base
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from api.backend.database.models import Job, User, CronJob # type: ignore
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load_dotenv()
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sys.path.append(os.path.abspath(os.path.join(os.path.dirname(__file__), "..", "api")))
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# Load the raw async database URL
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raw_database_url = os.getenv("DATABASE_URL", "sqlite+aiosqlite:///data/database.db")
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# Map async dialects to sync ones
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driver_downgrade_map = {
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"sqlite+aiosqlite": "sqlite",
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"postgresql+asyncpg": "postgresql",
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"mysql+aiomysql": "mysql",
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}
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# Extract scheme and convert if async
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for async_driver, sync_driver in driver_downgrade_map.items():
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if raw_database_url.startswith(async_driver + "://"):
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sync_database_url = raw_database_url.replace(async_driver, sync_driver, 1)
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break
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else:
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# No async driver detected — assume it's already sync
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sync_database_url = raw_database_url
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# Apply it to Alembic config
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config = context.config
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config.set_main_option("sqlalchemy.url", sync_database_url)
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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)
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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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target_metadata = Base.metadata
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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 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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connectable = engine_from_config(
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config.get_section(config.config_ini_section, {}),
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prefix="sqlalchemy.",
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poolclass=pool.NullPool,
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)
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with connectable.connect() as connection:
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context.configure(connection=connection, target_metadata=target_metadata)
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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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