class GarbageCollector(threading.Thread):
def __init__(self):
threading.Thread.__init__(self)
self.log = logging.getLogger(__name__)
self.config = Config()
self.database = Database(self.config)
def del_image(self, image):
image_hash, image_path = image
self.log.debug("remove outdated image %s", image)
self.database.del_image(image_hash)
if os.path.exists(image_path):
shutil.rmtree(image_path)
def run(self):
while True:
# remove outdated snapshot builds
for outdated_snapshot in self.database.get_outdated_snapshots():
self.del_image(outdated_snapshot)
# del custom images older than 7 days
for outdated_custom in self.database.get_outdated_customs():
self.del_image(outdated_custom)
# del oudated manifests
for outdated_manifest in self.database.get_outdated_manifests():
self.del_image(outdated_manifest)
# del outdated snapshot requests
self.database.del_outdated_request()
# run every 6 hours
time.sleep(3600 * 6)
