Return the list of all info for all users

    CLI Example:

    .. code-block:: bash

        salt '*' user.getent

def getent(refresh=False):
    '''
    Return the list of all info for all users

    CLI Example:

    .. code-block:: bash

        salt '*' user.getent
    '''
    if 'user.getent' in __context__ and not refresh:
        return __context__['user.getent']

    ret = []
    for data in pwd.getpwall():
        ret.append(info(data.pw_name))
    __context__['user.getent'] = ret
    return ret