import logging
from app import app
from endpoints.v2.models_pre_oci import data_model as model
from util.timedeltastring import convert_to_timedelta
logger = logging.getLogger(__name__)
min_expire_sec = convert_to_timedelta(app.config.get('LABELED_EXPIRATION_MINIMUM', '1h'))
max_expire_sec = convert_to_timedelta(app.config.get('LABELED_EXPIRATION_MAXIMUM', '104w'))
def _expires_after(value, namespace_name, repo_name, digest):
""" Sets the expiration of a manifest based on the quay.expires-in label. """
try:
timedelta = convert_to_timedelta(value)
except ValueError:
logger.exception('Could not convert %s to timedeltastring for %s/%s@%s', value, namespace_name,
repo_name, digest)
return
total_seconds = min(max(timedelta.total_seconds(), min_expire_sec.total_seconds()),
max_expire_sec.total_seconds())
logger.debug('Labeling manifest %s/%s@%s with expiration of %s', namespace_name, repo_name,
digest, total_seconds)
model.set_manifest_expires_after(namespace_name, repo_name, digest, total_seconds)
_LABEL_HANDLES = {
'quay.expires-after': _expires_after,
}
def handle_label(key, value, namespace_name, repo_name, digest):
handler = _LABEL_HANDLES.get(key)
if handler is not None:
handler(value, namespace_name, repo_name, digest)
