kyungjunleeme commented on code in PR #53958:
URL: https://github.com/apache/airflow/pull/53958#discussion_r2245172975
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airflow-core/src/airflow/dag_processing/bundles/base.py:
##########
@@ -428,12 +429,23 @@ def acquire(self):
self._update_version_file()
if TYPE_CHECKING:
assert self.lock_file_path
+ # Raises FileNotFoundError if the path doesn't exist,
+ # or PermissionError if access is denied
self.lock_file = open(self.lock_file_path)
- flock(self.lock_file, LOCK_SH)
+ # https://docs.python.org/3/library/fcntl.html#fcntl.flock
+ try:
+ flock(self.lock_file, LOCK_SH)
+ except (BlockingIOError, OSError) as e:
+ self._log_exc("Error acquiring lock")
+ raise AirflowFileLockAcquireException(self.lock_file_path, e) from
e
Review Comment:
Thank you so much! Based on your feedback, I’ll take some time to think
through how to make the code cleaner and more maintainable. Once it’s ready,
I’ll submit it for another review.
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