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locking media directory while deleting files

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This commit is contained in:
jonaswinkler 2020-12-09 22:17:17 +01:00
parent 6003122b06
commit 70cbdbf23b
1 changed files with 22 additions and 21 deletions
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43
src/documents/signals/handlers.py
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@ -171,29 +171,30 @@ def run_post_consume_script(sender, document, **kwargs):
@receiver(models.signals.post_delete, sender=Document) @receiver(models.signals.post_delete, sender=Document)
def cleanup_document_deletion(sender, instance, using, **kwargs): def cleanup_document_deletion(sender, instance, using, **kwargs):
for f in (instance.source_path, with FileLock(settings.MEDIA_LOCK):
instance.archive_path, for f in (instance.source_path,
instance.thumbnail_path): instance.archive_path,
if os.path.isfile(f): instance.thumbnail_path):
try: if os.path.isfile(f):
os.unlink(f) try:
logging.getLogger(__name__).debug( os.unlink(f)
f"Deleted file {f}.") logging.getLogger(__name__).debug(
except OSError as e: f"Deleted file {f}.")
logging.getLogger(__name__).warning( except OSError as e:
f"While deleting document {str(instance)}, the file " logging.getLogger(__name__).warning(
f"{f} could not be deleted: {e}" f"While deleting document {str(instance)}, the file "
) f"{f} could not be deleted: {e}"
)
delete_empty_directories( delete_empty_directories(
os.path.dirname(instance.source_path), os.path.dirname(instance.source_path),
root=settings.ORIGINALS_DIR root=settings.ORIGINALS_DIR
) )
delete_empty_directories( delete_empty_directories(
os.path.dirname(instance.archive_path), os.path.dirname(instance.archive_path),
root=settings.ARCHIVE_DIR root=settings.ARCHIVE_DIR
) )
def validate_move(instance, old_path, new_path): def validate_move(instance, old_path, new_path):