initial commit

rsync_it.py

@@ -0,0 +1,46 @@
+#!/usr/bin/env python3
+import logging
+import subprocess
+import sys
+import time
+from pathlib import Path
+
+
+def find_file_arg(argv: list[str]) -> Path:
+    for it in argv:
+        if it.startswith('-'):
+            continue
+        if Path(it).is_file():
+            return Path(it)
+
+
+def main():
+    argv = sys.argv[1:]
+    file_path = find_file_arg(argv)
+    if not file_path:
+        logging.error('file argument not passed')
+        return
+
+    size = file_path.stat().st_size
+    while True:
+        args = ['rsync', '--recursive', '--human-readable', '--progress', '--partial', *argv]
+        logging.debug(f'running rsync with {args=}')
+        p = subprocess.run(args)
+        p.check_returncode()
+
+        logging.debug('will check the file size in 20s')
+        time.sleep(20)
+        subprocess.run(['touch', str(file_path)])
+
+        new_size = file_path.stat().st_size
+
+        if new_size == size:
+            logging.info('file size has not changed, stopping')
+            break
+        logging.info(f'file size has changed {new_size - size} bytes, re-syncing')
+        size = new_size
+
+
+if __name__ == '__main__':
+    logging.basicConfig(level=logging.INFO)
+    main()