def METHOD_NAME(proxyname, start=True):
    """
    Create the salt proxy file and start the proxy process
    if required
    Parameters:
        proxyname:
            Name to be used for this proxy (should match entries in pillar)
        start:
            Boolean indicating if the process should be started
            default = True
    CLI Example:
    .. code-block:: bash
        salt deviceminion salt_proxy.configure_proxy p8000
    """
    changes_new = []
    changes_old = []
    status_file = True
    test = __opts__["test"]
    # write the proxy file if necessary
    proxyfile = os.path.join(salt.syspaths.CONFIG_DIR, "proxy")
    status_file, msg_new, msg_old = _proxy_conf_file(proxyfile, test)
    changes_new.extend(msg_new)
    changes_old.extend(msg_old)
    status_proc = False
    # start the proxy process
    if start:
        status_proc, msg_new, msg_old = _proxy_process(proxyname, test)
        changes_old.extend(msg_old)
        changes_new.extend(msg_new)
    else:
        changes_old.append("Start is False, not starting salt-proxy process")
        log.debug("Process not started")
    return {
        "result": status_file and status_proc,
        "changes": {"old": "\n".join(changes_old), "new": "\n".join(changes_new)},
    }