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88 lines
2.8 KiB
88 lines
2.8 KiB
# Copyright (c) 2018 Tildes contributors <code@tildes.net>
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# SPDX-License-Identifier: AGPL-3.0-or-later
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"""Script for doing the initial setup of database tables."""
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# pylint: disable=wrong-import-order
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import os
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import subprocess
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from typing import Optional
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from alembic import command
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from alembic.config import Config
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from sqlalchemy.engine import Connectable, Engine
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from tildes.lib.database import get_session_from_config
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from tildes.models import DatabaseModel
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from tildes.models.group import Group
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from tildes.models.log import Log
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from tildes.models.user import User
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def initialize_db(config_path: str, alembic_config_path: Optional[str] = None) -> None:
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"""Load the app config and create the database tables."""
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db_session = get_session_from_config(config_path)
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engine = db_session.bind
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create_tables(engine)
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run_sql_scripts_in_dir("sql/init/", engine)
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# if an Alembic config file wasn't specified, assume it's alembic.ini in the same
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# directory
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if not alembic_config_path:
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path = os.path.split(config_path)[0]
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alembic_config_path = os.path.join(path, "alembic.ini")
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# mark current Alembic revision in db so migrations start from this point
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alembic_cfg = Config(alembic_config_path)
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command.stamp(alembic_cfg, "head")
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def create_tables(connectable: Connectable) -> None:
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"""Create the database tables."""
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# tables to skip (due to inheritance or other need to create manually)
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excluded_tables = Log.INHERITED_TABLES + ["log"]
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tables = [
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table
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for table in DatabaseModel.metadata.tables.values()
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if table.name not in excluded_tables
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]
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DatabaseModel.metadata.create_all(connectable, tables=tables)
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# create log table (and inherited ones) last
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DatabaseModel.metadata.create_all(connectable, tables=[Log.__table__])
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def run_sql_scripts_in_dir(path: str, engine: Engine) -> None:
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"""Run all sql scripts in a directory."""
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for root, _, files in os.walk(path):
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sql_files = [filename for filename in files if filename.endswith(".sql")]
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for sql_file in sql_files:
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subprocess.call(
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[
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"psql",
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"-U",
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engine.url.username,
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"-f",
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os.path.join(root, sql_file),
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engine.url.database,
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]
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)
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def insert_dev_data(config_path: str) -> None:
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"""Load the app config and insert some "starter" data for a dev version."""
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session = get_session_from_config(config_path)
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session.add_all(
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[
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User("TestUser", "password"),
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Group(
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"testing", "An automatically created group to use for testing purposes"
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),
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]
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)
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session.commit()
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