Get k8s namespaces

    CLI Example:

    .. code-block:: bash

        salt '*' k8s.get_secrets namespace_name
        salt '*' k8s.get_secrets namespace_name secret_name http://kube-master.cluster.local

def get_secrets(namespace, name="", apiserver_url=None, decode=False, brief=False):
    '''
    Get k8s namespaces

    CLI Example:

    .. code-block:: bash

        salt '*' k8s.get_secrets namespace_name
        salt '*' k8s.get_secrets namespace_name secret_name http://kube-master.cluster.local

    '''
    # Try to get kubernetes master
    apiserver_url = _guess_apiserver(apiserver_url)
    if apiserver_url is None:
        return False

    # Get data
    if not decode:
        ret = _get_secrets(namespace, name, apiserver_url)
    else:
        ret = _decode_secrets(_get_secrets(namespace, name, apiserver_url))
    return ret