ascm 地址：
    https://asc.nj-apsaralab.com/
    DNS设置：
    172.17.35.1
    172.17.35.2

    ====
    ECS环境root/Admin123
    私有IP 弹性IP
    172.17.52.235 172.17.46.119 master
    172.17.52.236 172.17.46.205 node1
    172.17.52.237 172.17.46.97 node2
    172.17.36.38 SLB跳板机