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@@ -1,325 +0,0 @@
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-import asyncio
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-import sys
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-import time
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-import requests
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-import utils
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-import logging
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-import os
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-import docker
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-import longvideo_config
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-
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-from concurrent.futures import ThreadPoolExecutor
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-
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-
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-health_instances = []
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-ess_instances = []
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-remove_container_instances = []
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-
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-
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-def server_health_check(client, instance_id):
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- """
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- 服务健康检查
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- :param client: 客户端连接
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- :param instance_id: instanceId
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- :return:
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- """
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- global health_instances
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- ip_address = utils.get_ip_address(client=client, instance_id=instance_id)
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- while True:
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- health_check_url = f"http://{ip_address}:8080/longvideoapi/test"
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- try:
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- http_code = requests.get(health_check_url).status_code
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- except:
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- logging.info(f"images is downloading ip：{ip_address}")
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- http_code = 0
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-
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- if http_code == 200:
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- health_instances.append((instance_id, ip_address))
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- logging.info(f"health check success, instance: {instance_id}/{ip_address}")
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- break
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- else:
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- time.sleep(10)
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-
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-
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-async def ess_instance(create_client, slb_client, ess_count, max_workers, version):
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- """
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- 扩容机器并运行新服务
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- :param create_client: 购买机器客户端连接
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- :param slb_client: 修改负载均衡权限
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- :param ess_count: 扩容数量
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- :param max_workers: 线程数
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- :param version: 版本标记
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- :return:
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- """
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- # 1. 购买机器并启动
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- ess_instance_ids = utils.create_multiple_instances(
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- amount=ess_count,
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- client=create_client,
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- **longvideo_config.instance_config_f,
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- )
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- time.sleep(60)
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-
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- # 2. 发送启动脚本到机器上
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- utils.send_file_to_ecs(client=create_client, instance_id_list=ess_instance_ids, **longvideo_config.start_sh)
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- logging.info(f"send start shell file finished, instances: {ess_instance_ids}")
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- # 3. 启动服务
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- server_start_sh = os.path.join(longvideo_config.start_sh['target_dir'], longvideo_config.start_sh['name'])
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- server_start_commend = f"sh {server_start_sh} {version}"
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- utils.run_command(client=create_client, instance_ids=ess_instance_ids, command=server_start_commend)
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- # 4. 异步探活
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- global health_instances
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- health_instances = []
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- loop = asyncio.get_running_loop()
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- executor = ThreadPoolExecutor(max_workers=max_workers)
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- tasks = [
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- loop.run_in_executor(executor, server_health_check, *args) for args in
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- [(slb_client, instance_id) for instance_id in ess_instance_ids]
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- ]
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- await asyncio.wait(tasks)
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- logging.info(f"health instances count: {len(health_instances)}, {health_instances}")
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- # 5. 挂载流量
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- if len(health_instances) == len(ess_instance_ids):
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- # 所有机器探活成功
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- time.sleep(10)
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- utils.add_backend_servers_with_slbs(client=slb_client,
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- slb_id_list=longvideo_config.slb_id_list,
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- instances=health_instances)
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- health_instance_ids = [instance_id for instance_id, _ in health_instances]
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- add_weight_list = [(10, 5), (20, 5), (40, 5), (60, 5), (80, 5), (100, 5)]
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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=health_instance_ids,
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- weight_list=add_weight_list)
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- global ess_instances
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- ess_instances.extend(health_instance_ids)
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- logging.info(f"ess count: {ess_count}, "
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- f"create count: {len(ess_instance_ids)}, "
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- f"finished count: {len(health_instance_ids)}")
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- else:
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- logging.info(f"ess count: {ess_count}, "
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- f"create count: {len(ess_instance_ids)}, "
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- f"health count: {len(health_instances)}")
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- sys.exit()
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-
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-
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-def remove_container_image(client, instance_id, container_name_list):
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- """
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- 移除旧容器并删除旧镜像
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- :param client: 客户端连接
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- :param instance_id: instanceId type-string
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- :param container_name: 容器名称 type-string
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- :return:
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- """
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- ip_address = utils.get_ip_address(client=client, instance_id=instance_id)
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- logging.info(f"服务器信息：{instance_id}/{ip_address}")
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- client = docker.DockerClient(base_url=f'tcp://{ip_address}:2375', timeout=60)
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- # 移除旧的容器
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- container_remove_retry = 3
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- i = 0
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- while True:
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- if i >= container_remove_retry:
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- logging.error(f"容器不存在或者无法删除当前容器, instance = {instance_id}/{ip_address}")
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- sys.exit()
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- try:
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- flag = False
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- for container_name in container_name_list:
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- try:
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- container_id = client.containers.get(container_name)
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- container_id.remove(force=True)
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- flag = True
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- break
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- except:
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- continue
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- if flag:
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- break
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- except Exception as e:
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- i += 1
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-
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- # 删除旧镜像
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- images_remove_retry = 3
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- j = 0
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- while True:
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- if j >= images_remove_retry:
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- logging.error(f"镜像不存在，无法获取到镜像ID, instance = {instance_id}/{ip_address}")
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- sys.exit()
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- try:
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- images = client.images.list()
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- for image in images:
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- client.images.remove(force=True, image=image.tags[0])
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- time.sleep(2)
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- global remove_container_instances
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- remove_container_instances.append(instance_id)
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- break
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- except Exception as e:
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- i += 1
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-
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-
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-async def update_instance(create_client, slb_client, instance_ids, max_workers, version):
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- """
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- 线上机器更新
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- :param create_client:
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- :param slb_client: slb客户端连接
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- :param instance_ids: instanceId type-list
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- :param max_workers:
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- :param version: 版本标记
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- :return:
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- """
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- media_index = len(instance_ids)//2
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- instance_ids_group = [instance_ids[:media_index], instance_ids[media_index:]]
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- update_finished_count = 0
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- for instance_id_list in instance_ids_group:
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- logging.info(f"update instances: {instance_id_list}")
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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_id_list,
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- weight_list=[(0, 15)])
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- logging.info(f"set weight with 0 finished, instances: {instance_id_list}")
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- # 2. 异步移除旧容器并删除旧镜像
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- global remove_container_instances
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- remove_container_instances = []
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- # container_name = 'longvideoapi'
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- container_name_list = ['vlogapi', 'longvideoapi']
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- loop = asyncio.get_running_loop()
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- executor = ThreadPoolExecutor(max_workers=max_workers)
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- tasks = [
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- loop.run_in_executor(executor, remove_container_image, *args) for args in
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- [(slb_client, instance_id, container_name_list) for instance_id in instance_id_list]
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- ]
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- await asyncio.wait(tasks)
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- logging.info(f"remove container & images finished, instances: {remove_container_instances},"
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- f" count: {len(remove_container_instances)}")
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- if len(remove_container_instances) < len(instance_id_list):
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- logging.error(f"remove container image failed| "
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- f"request count: {len(instance_id_list)}, removed count: {len(remove_container_instances)}")
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- sys.exit()
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- # 3. 发送启动脚本到机器上
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- utils.send_file_to_ecs(client=create_client, instance_id_list=instance_id_list, **longvideo_config.start_sh)
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- logging.info(f"send start shell file finished, instances: {instance_id_list}, count: {len(instance_id_list)}")
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- # 4. 启动服务
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- server_start_sh = os.path.join(longvideo_config.start_sh['target_dir'], longvideo_config.start_sh['name'])
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- server_start_commend = f"sh {server_start_sh} {version}"
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- utils.run_command(client=create_client, instance_ids=instance_id_list, command=server_start_commend)
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- # 5. 异步探活
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- global health_instances
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- health_instances = []
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- loop = asyncio.get_running_loop()
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- executor = ThreadPoolExecutor(max_workers=max_workers)
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- tasks = [
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- loop.run_in_executor(executor, server_health_check, *args) for args in
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- [(slb_client, instance_id) for instance_id in instance_id_list]
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- ]
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- await asyncio.wait(tasks)
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- logging.info(f"health instances: {health_instances}, count: {len(health_instances)}")
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- # 6. 挂载流量
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- if len(health_instances) == len(instance_id_list):
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- # 所有机器探活成功
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- time.sleep(10)
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- utils.add_backend_servers_with_slbs(client=slb_client,
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- slb_id_list=longvideo_config.slb_id_list,
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- instances=health_instances)
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- health_instance_ids = [instance_id for instance_id, _ in health_instances]
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- add_weight_list = [(10, 5), (20, 5), (40, 5), (60, 5), (80, 5), (100, 5)]
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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=health_instance_ids,
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- weight_list=add_weight_list)
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- logging.info(f"finished instances: {health_instances}, count: {len(health_instances)}")
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- update_finished_count += len(health_instances)
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- logging.info(f"update finished: {update_finished_count}/{len(instance_ids)}")
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- else:
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- logging.info(f"health instances: {health_instances}, count: {len(health_instances)}")
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- sys.exit()
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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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- version = sys.argv[1]
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- slb_client = utils.connect_client(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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- create_client = utils.connect_client(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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- # 1. 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_ids = online_instance_ids[:2]
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- # online_instance_ids = online_instance_ids[2:]
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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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- # 2. 扩容机器并启动新服务 扩容数量：线上机器数量//2
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- logging.info(f"ess instances start ...")
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- ess_instance_count = online_instance_count // 2
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- logging.info(f"ess instance count: {ess_instance_count}")
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- asyncio.run(ess_instance(create_client=create_client, slb_client=slb_client,
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- ess_count=ess_instance_count, max_workers=2, version=version))
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- logging.info(f"ess instances end!")
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-
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- # 3. 原有机器进行更新
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- logging.info(f"update online instances start ...")
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- asyncio.run(update_instance(create_client=create_client, slb_client=slb_client,
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- instance_ids=online_instance_ids, max_workers=8, version=version))
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- logging.info(f"update online instances end!")
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-
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- # 4. 停止并释放扩容机器
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- logging.info(f"stop & release instances start ...")
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- remove_instances(create_client=create_client, slb_client=slb_client, instance_ids=ess_instances)
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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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supeng