def cleanup_full(self, prefix=None):
""" Delete unreferenced blob UIDs starting with <prefix> """
# in this mode, we compare all existing uids in data and meta.
# make sure, no other backy will start
if not self.locking.lock('backy'):
self.locking.unlock('backy')
raise LockError('Other backy instances are running.')
# make sure, no other backy is running
if len(find_other_procs(self.process_name)) > 1:
raise LockError('Other backy instances are running.')
active_blob_uids = set(self.data_backend.get_all_blob_uids(prefix))
active_block_uids = set(self.meta_backend.get_all_block_uids(prefix))
delete_candidates = active_blob_uids.difference(active_block_uids)
for delete_candidate in delete_candidates:
logger.debug('Cleanup: Removing UID {}'.format(delete_candidate))
try:
self.data_backend.rm(delete_candidate)
except FileNotFoundError:
continue
logger.info('Cleanup: Removed {} blobs'.format(len(delete_candidates)))
self.locking.unlock('backy')
def cleanup_full(self, prefix=None):
""" Delete unreferenced blob UIDs starting with <prefix> """
# in this mode, we compare all existing uids in data and meta.
# make sure, no other backy will start
if not self.locking.lock('backy'):
self.locking.unlock('backy')
raise LockError('Other backy instances are running.')
# make sure, no other backy is running
if len(find_other_procs(self.process_name)) > 1:
raise LockError('Other backy instances are running.')
active_blob_uids = set(self.data_backend.get_all_blob_uids(prefix))
active_block_uids = set(self.meta_backend.get_all_block_uids(prefix))
delete_candidates = active_blob_uids.difference(active_block_uids)
for delete_candidate in delete_candidates:
logger.debug('Cleanup: Removing UID {}'.format(delete_candidate))
try:
self.data_backend.rm(delete_candidate)
except FileNotFoundError:
continue
logger.info('Cleanup: Removed {} blobs'.format(len(delete_candidates)))
self.locking.unlock('backy')
