1.官网：
https://libcloud.apache.org/
快速入门 (https://libcloud.apache.org/getting-started.html)

2.libcloud联系方式

IRC: libcloud

https://libcloud.apache.org/community.html

3.flavor 是否可以即时创建。

4.openstack做监控的：
https://docs.microsoft.com/en-us/azure/architecture/patterns/health-endpoint-monitoring

5.操作openstack cloud的四种方式：
http://www.aboutyun.com/thread-8682-1-1.html

6.连接

# libcloud

    auth_username = username
    auth_password = password
    auth_url = settings.AUTH_URL
    project_name = 'admin'
    region_name = 'RegionOne'



    provider = get_driver(Provider.OPENSTACK)
    connection = provider(
                    auth_username,
                    auth_password,
                    ex_force_auth_url=auth_url,
                    ex_force_base_url="http://103.35.202.1:8774/v2.1",
                    api_version="2.0",
                    #ex_force_auth_version='2.0_password',
                    ex_tenant_name=project_name,
                    #ex_force_service_region=region_name
                    )

    conn = singleton.OpenstackConn()
    conn.conn = connection

    pprint(type(connection))
    imgs = connection.list_images()
    # pprint(connection.list_images())