def list_dockerhub_tags():
reponame = getattr(settings, 'DOCKER_REPO', None)
if reponame is None:
raise Exception('Unable to determine the current docker repo/image in use.')
# we'll assume dockerhub for the time being
dxf = DXF('registry-1.docker.io', reponame, auth)
return dxf.list_aliases()
def find_current_tag(image, config):
registry = DXF(image.fullhost(), image.fullrepo(), registry_auth)
# FIXME: fail if check fails
#print(registry.api_version_check())
p = re.compile(config["tag"])
candidates = []
for tag in registry.list_aliases(iterate=True):
if p.match(tag):
candidates.append(tag)
if len(candidates) == 0:
return None
# more than one? sort by semver, highest 1st
if len(candidates) > 1:
candidates = sorted(candidates,
reverse=True,
key=functools.cmp_to_key(semver.compare))
return candidates[0]
