def describe_instances(self):
"""
获取实例信息
:return: 实例信息列表
"""
offset = 0
total_count = len(self.instance_ids)
instances = []
while offset < total_count:
ids = self.instance_ids[offset:min(offset +
self.page_size, total_count)]
request = DescribeInstancesRequest()
request.set_PageSize(self.page_size)
request.set_InstanceChargeType(self.instance_charge_type)
request.set_InstanceIds(ids)
body = self.client.do_action_with_exception(request)
data = json.loads(body)
ins = data['Instances']['Instance']
ret_instance_ids = [instance['InstanceId'] for instance in ins]
invalid_instance_ids = set(ids) - set(ret_instance_ids)
if invalid_instance_ids:
raise InvalidInstanceId('Fail. Invalid InstanceIds: {}'.format(
', '.join(invalid_instance_ids)))
instances.extend(ins)
offset += self.page_size
return instances
def get_renew_instance_ids(self):
"""
获取需要续费的实例ID
:param instance_id: 实例ID列表
:return:
"""
start_time_utc = '2018-10-21T16:00Z'
end_time_utc = '2018-12-01T16:00Z'
page_num = 1
total_count = 1
instance_ids = []
while len(instance_ids) < total_count:
request = DescribeInstancesRequest()
request.set_Filter3Key(self.expired_start_time)
request.set_Filter3Value(start_time_utc)
request.set_Filter4Key(self.expired_end_time)
request.set_Filter4Value(end_time_utc)
request.set_InstanceChargeType(self.instance_charge_type)
request.set_PageSize(self.page_size)
request.set_PageNumber(page_num)
body = self.client.do_action_with_exception(request)
data = json.loads(body)
if not data['TotalCount']:
return instance_ids
ids = [
str(instance['InstanceId'])
for instance in data['Instances']['Instance']
]
instance_ids.extend(ids)
total_count = data['TotalCount']
page_num += 1
print('Success. Instances which should be renewed include: {}'.format(
', '.join(instance_ids)))
return instance_ids
