66 lines
2.2 KiB
Python
66 lines
2.2 KiB
Python
"""数据处理运行表的显式检查与安装命令。"""
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from __future__ import annotations
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import argparse
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from urllib.parse import urlsplit
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from app.modules.data_process.store import DataProcessStore
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def _target_label(database_url: str) -> str:
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parsed = urlsplit(database_url)
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database = parsed.path.strip("/") or "(unknown)"
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return f"{parsed.hostname or '(unknown)'}:{parsed.port or 5432}/{database}"
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def _schema_ready(store: DataProcessStore) -> bool:
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with store.connect() as conn:
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row = conn.execute(
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"""
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SELECT EXISTS (
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SELECT 1
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FROM information_schema.columns
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WHERE table_schema=current_schema()
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AND table_name='data_process_tasks'
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AND column_name='generation_run_id'
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) AS ready
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"""
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).fetchone()
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return bool(row and row["ready"])
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def main() -> int:
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parser = argparse.ArgumentParser(
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description="检查或显式安装数据处理运行表（不会由应用启动自动执行）"
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)
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action = parser.add_mutually_exclusive_group(required=True)
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action.add_argument("--check", action="store_true", help="只读检查迁移是否已安装")
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action.add_argument("--apply", action="store_true", help="执行 002 数据处理迁移")
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parser.add_argument(
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"--yes",
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action="store_true",
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help="确认允许修改 DATABASE_URL 指向的数据库；与 --apply 同时使用",
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)
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args = parser.parse_args()
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store = DataProcessStore()
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target = _target_label(store.database_url)
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if args.check:
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ready = _schema_ready(store)
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print(f"数据处理 schema：{'已安装' if ready else '未安装'}；目标：{target}")
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return 0 if ready else 1
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if not args.yes:
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parser.error("--apply 必须同时提供 --yes，确认修改目标数据库")
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print(f"正在安装数据处理 schema；目标：{target}")
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store.ensure_schema()
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if not _schema_ready(store):
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raise RuntimeError("迁移执行后仍未检测到 generation_run_id")
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print("数据处理 schema 安装完成")
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return 0
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if __name__ == "__main__":
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raise SystemExit(main())
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