export OS_USERNAME=sysadmin
export OS_PASSWORD=MXX2VKe067jtD
export OS_PROJECT_NAME=system
export OS_DOMAIN_NAME=Default
export OS_AUTH_URL=http://10.68.22.1:5000/v3
export OS_REGION_NAME=LocalTest

$ source ~/rc_admin
$ climc server-list # 列出主机
$ climc image-list # 列出模板
$ climc server-create --disk <image_id> --disk 40g --mem 2g --ncpu 2 --allow-delete test --hypervisor esxi # 以模板 image_id 创建主机，数据盘40g，内存2g，虚拟CPU 2核，允许删除，机器名称test，虚拟化平台为esxi (VMWare)

sudo python setup.py install

import yunionclient.api.client

auth_url = "http://10.68.22.1:5000/v3"
username = "sysadmin"
password = "MXX2VKe067jtD"
project = "system"
domain = "Default"
region = "LocalTest"
timeout = 600 # 超时10分钟
client = yunionclient.api.client.Client(auth_url,
                                    username,
                                    password,
                                    domain,
                                    region=region,
                                    timeout=timeout,
                                    insecure=True)

if not client.set_project(project_name=project):
    raise Exception('Invalid keystone credential')

# 列出所有模板镜像
imgs = client.images.list(is_public='true')
if len(imgs) <= 0:
    raise Exception('No valid image')

# 使用第一个镜像创建一台主机
img_id = imgs[0]['id']
params = {}
params['name'] = 'test'
params['vmem_size'] = '2g' # 虚拟机内存2g
params['vcpu_count'] = 2
params['disk.0'] = img_id
params['disk.1'] = '40g'
params['hypervisor'] = 'esxi'
guest = client.guests.create(**params)
print 'Server created', guest

# 开机
client.guests.perform_action(guest['id'], 'start')

# 删除主机
client.guests.delete(guest['id'])
print 'server deleted', guest