@classmethod
    def change_env_settings(cls, new_cluster, master_ip=''):
        attrs = new_cluster.attributes
        attrs['editable']['public_ssl']['horizon']['value'] = False
        attrs['editable']['public_ssl']['services']['value'] = False
        if cls.get_env_provision_method(new_cluster) != 'image':
            attrs['editable']['provision']['method']['value'] = 'image'
        release_data = new_cluster.attributes_metadata
        release_image_dict = release_data['generated']['provision']['image_data']
        settings_cls = collections.namedtuple("settings", ["MASTER_IP", "id"])
        settings = settings_cls(master_ip, new_cluster)
        for key, value in \
                new_cluster.generated_attrs['provision']['image_data'].iteritems():
            value['uri'] = release_image_dict[key]['uri']\
                .format(settings=settings, cluster=settings)
        import pdb;
        pdb.set_trace()


    @classmethod
    def get_env_provision_method(cls, new_cluster):
        attrs = new_cluster.attributes
        if 'provision' in attrs['editable']:
            return attrs['editable']['provision']['method']['value']
        else:
            return 'cobbler'