def delete_unclaimed_files():
unclaimed_files = (File.query
.filter(~File.claimed,
File.created_dt <= (now_utc() - timedelta(days=1)),
# skip files where deleting failed in the past
~File.meta.op('?')('deletion_failed'))
.all())
for file in unclaimed_files:
file_repr = repr(file)
if config.DEBUG:
logger.info('Would have removed unclaimed file %s (skipped due to debug mode)', file_repr)
continue
try:
file.delete(delete_from_db=True)
except StorageReadOnlyError:
db.session.rollback() # undo deletion from db
file.meta['deletion_failed'] = True
flag_modified(file, 'meta')
logger.warning('Could not delete unclaimed file %s (read-only storage)', file_repr)
except StorageError as exc:
db.session.rollback() # undo deletion from db
logger.error('Could not delete unclaimed file %s: %s', file_repr, exc)
else:
logger.info('Removed unclaimed file %s', file_repr)
db.session.commit()
def _save_file(self, file, stream):
context = self.get_file_context()
content_type = mimetypes.guess_type(file.filename)[0] or file.mimetype or 'application/octet-stream'
f = File(filename=file.filename, content_type=content_type)
f.save(context, stream)
db.session.add(f)
db.session.flush()
logger.info('File %r uploaded (context: %r)', f, context)
return FileSchema().jsonify(f), 201
def _process(self):
file_repr = repr(self.file)
self.file.delete(delete_from_db=True)
logger.info('File %s deleted', file_repr)
return '', 204
def _process(self):
file_repr = repr(self.file)
self.file.delete()
db.session.delete(self.file)
logger.info('File %s deleted', file_repr)
return '', 204
