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scripts/verify-backup.py

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+"""校验备份文件可被标准 SQLite 打开并含数据（Windows 自带 Python 或 Miniconda 均可运行）。"""
+import glob
+import os
+import sqlite3
+import sys
+
+pattern = os.path.join(sys.argv[1], "*.db")
+files = sorted(glob.glob(pattern), key=os.path.getmtime)
+if not files:
+    print("FAIL: 没有找到备份文件")
+    sys.exit(1)
+
+path = files[-1]
+print("备份文件:", os.path.basename(path), os.path.getsize(path), "字节")
+con = sqlite3.connect(path)
+tables = [r[0] for r in con.execute(
+    "select name from sqlite_master where type='table' order by name")]
+print("表:", ", ".join(tables))
+for t in ("users", "packages", "customers", "subscriptions", "sub_adjustments", "checkins", "op_logs"):
+    if t in tables:
+        n = con.execute("select count(*) from %s" % t).fetchone()[0]
+        print("  %-16s %d 行" % (t, n))
+con.close()
+print("OK")