Initial commit: FCCS extraction tool

fccs_scan.py

@@ -0,0 +1,39 @@
+"""
+Step 1: Scan a restored FCCS backup directory for drawer IDs.
+
+Every subdirectory in the backup root corresponds to a drawer.
+Writes the sorted list of drawer IDs to the configured drawer_id_file.
+"""
+
+import os
+import sys
+
+from fccs_config import parse_args, load_config, make_logger
+
+
+def main():
+    args = parse_args()
+    cfg = load_config(args.config)
+    log = make_logger(cfg.get("paths", "log_file"))
+
+    backup_dir = cfg.get("paths", "backup_dir")
+    output_file = cfg.get("paths", "drawer_id_file")
+
+    if not os.path.isdir(backup_dir):
+        log(f"ERROR: backup directory not found: {backup_dir}")
+        sys.exit(1)
+
+    drawer_ids = sorted(
+        name for name in os.listdir(backup_dir)
+        if os.path.isdir(os.path.join(backup_dir, name))
+    )
+
+    with open(output_file, "w", encoding="utf-8") as f:
+        for did in drawer_ids:
+            f.write(did + "\n")
+
+    log(f"Found {len(drawer_ids)} drawers, written to {output_file}")
+
+
+if __name__ == "__main__":
+    main()