consul.py 文件源码

def ensure_latest_consul_release(host=None, port=22):
    """
    Make sure the latest consul release is downloaded on the remote machine
    :param str host: hostname or ip of the remote machine, or None for the local machine
    :param int port: port to use to connect to the remote machine over ssh
    :return None:
    """
    log.info("Ensuring consul release {} is on disk "
             "on the remote machine".format(CONSUL_RELEASE.split('/')[-1]))
    with suppress(FileNotFoundError):
        # remove any previously existing zip in case we tried
        # before but the zip was corrupted
        remove(CONSUL_RELEASE.split('/')[-1])
    wget(
        CONSUL_RELEASE, host=host, port=port,
        failure_message="Failed to retrieve {}".format(
            CONSUL_RELEASE.split('/')[-1]
        )
    )