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@@ -0,0 +1,96 @@
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+import sys
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+import time
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+import utils
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+import longvideo_config
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+import logging
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+
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+logging.basicConfig(level=logging.INFO,
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+ format='%(asctime)s %(filename)s[line:%(lineno)d] %(levelname)s %(message)s',
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+ datefmt='%a, %d %b %Y %H:%M:%S')
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+
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+
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+def remove_instances(create_client, slb_client, instance_ids):
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+ """
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+ 停止并释放机器
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+ :param create_client:
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+ :param slb_client:
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+ :param instance_ids: instanceId type-list
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+ :return: None
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+ """
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+ # 1. 摘流量
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+ utils.set_instance_weight_process_with_slbs(client=slb_client,
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+ slb_id_list=longvideo_config.slb_id_list,
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+ instance_id_list=instance_ids,
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+ weight_list=[(0, 20)])
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+ logging.info(f"set weight = 0 finished, instances: {instance_ids}")
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+ time.sleep(10)
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+ # 2.移除slb
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+ utils.remove_backend_servers_with_slbs(client=slb_client,
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+ slb_id_list=longvideo_config.slb_id_list,
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+ instances=instance_ids)
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+ # 3. 停止机器
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+ utils.stop_instances(client=create_client, instance_ids=instance_ids)
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+ logging.info(f"instances stop finished, instances: {instance_ids}")
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+ # 4. 判断机器运行状态是否为Stopped
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+ while True:
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+ response = utils.get_instances_status(client=create_client, instance_ids=instance_ids)
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+ if response.get('Code') is None:
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+ instances_list = response.get('InstanceStatuses').get('InstanceStatus')
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+ # logging.info(instances_list)
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+ stopped_instances = [instance.get('InstanceId') for instance in instances_list
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+ if instance.get('Status') == 'Stopped']
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+ if len(stopped_instances) == len(instance_ids):
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+ logging.info(f"instances stopped status set success, instances: {stopped_instances}")
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+ break
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+ else:
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+ logging.info(f"stopped instances count = {len(stopped_instances)}, instances: {stopped_instances}")
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+ time.sleep(5)
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+ else:
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+ logging.error(response)
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+ sys.exit()
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+ # 5. 释放机器
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+ response = utils.release_instances(client=create_client, instance_ids=stopped_instances)
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+ if response.get('Code') is None:
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+ logging.info(f"release instances finished, instances: {stopped_instances}")
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+ else:
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+ logging.error(f"release instances fail!!!")
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+ sys.exit()
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+
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+
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+def main():
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+ try:
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+ slb_client = utils.connect_client(
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+ access_key_id=longvideo_config.slb_client_params['access_key_id'],
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+ access_key_secret=longvideo_config.slb_client_params['access_key_secret'],
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+ region_id=longvideo_config.slb_client_params['region_id']
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+ )
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+ create_client = utils.connect_client(
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+ access_key_id=longvideo_config.create_client_params['access_key_id'],
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+ access_key_secret=longvideo_config.create_client_params['access_key_secret'],
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+ region_id=longvideo_config.create_client_params['region_id']
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+ )
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+
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+ # 获取指定释放的机器数量
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+ reduce_count = int(sys.argv[1])
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+ logging.info(f"reduce instances count: {reduce_count}")
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+
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+ # 获取slb下所有机器
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+ online_instance_ids = utils.get_instance_ids(client=slb_client, slb_id=longvideo_config.slb_id_list[0])
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+ online_instance_count = len(online_instance_ids)
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+ logging.info(f"online instance count: {online_instance_count}.")
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+ logging.info(f"online instance ids: {online_instance_ids}")
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+
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+ # 获取前count台机器进行释放
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+ reduce_instance_ids = online_instance_ids[:reduce_count]
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+ logging.info(f"reduce instances: {reduce_instance_ids}")
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+
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+ # 停止并释放机器
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+ remove_instances(create_client=create_client, slb_client=slb_client, instance_ids=reduce_instance_ids)
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+ logging.info(f"stop & release instances end!")
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+ except Exception as e:
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+ logging.error(e)
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+ sys.exit()
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+
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+
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+if __name__ == '__main__':
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+ main()
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