Assign a single sysctl parameter for this minion

    CLI Example:

    .. code-block:: bash

        salt '*' sysctl.assign net.inet.icmp.icmplim 50

def assign(name, value):
    '''
    Assign a single sysctl parameter for this minion

    CLI Example:

    .. code-block:: bash

        salt '*' sysctl.assign net.inet.icmp.icmplim 50
    '''
    ret = {}
    cmd = 'sysctl {0}="{1}"'.format(name, value)
    data = __salt__['cmd.run_all'](cmd, python_shell=False)

    if data['retcode'] != 0:
        raise CommandExecutionError('sysctl failed: {0}'.format(
            data['stderr']))
    new_name, new_value = data['stdout'].split(':', 1)
    ret[new_name] = new_value.split(' -> ')[-1]
    return ret