def _build_chef_properties(env, config_file):

    json_properties = _parse_json(config_file)
    return build_properties(env, "chef", json_properties)
Valid the format of DNS.
dataset/ETHPy150Open chapmanb/cloudbiolinux/cloudbio/config_management/chef.py/_build_chef_properties--crossover with--dataset/ETHPy150Open openstack/compass-core/compass/db/validator.py/is_valid_dns