add longvideo grayscal num update

longvideo_grayscale_num_update.py

@@ -0,0 +1,186 @@
+import asyncio
+import sys
+import time
+import requests
+import utils
+import logging
+import os
+import docker
+import longvideo_config
+
+from concurrent.futures import ThreadPoolExecutor
+
+
+health_instances = []
+ess_instances = []
+remove_container_instances = []
+
+
+def server_health_check(client, instance_id):
+    """
+    服务健康检查
+    :param client: 客户端连接
+    :param instance_id: instanceId
+    :return:
+    """
+    global health_instances
+    ip_address = utils.get_ip_address(client=client, instance_id=instance_id)
+    while True:
+        health_check_url = f"http://{ip_address}:8080/longvideoapi/test"
+        try:
+            http_code = requests.get(health_check_url).status_code
+        except:
+            logging.info(f"images is downloading ip：{ip_address}")
+            http_code = 0
+
+        if http_code == 200:
+            health_instances.append((instance_id, ip_address))
+            logging.info(f"health check success, instance: {instance_id}/{ip_address}")
+            break
+        else:
+            time.sleep(10)
+
+
+def remove_container_image(client, instance_id, container_name_list):
+    """
+    移除旧容器并删除旧镜像
+    :param client: 客户端连接
+    :param instance_id: instanceId type-string
+    :param container_name_list: 容器名称 type-list
+    :return:
+    """
+    ip_address = utils.get_ip_address(client=client, instance_id=instance_id)
+    logging.info(f"服务器信息：{instance_id}/{ip_address}")
+    client = docker.DockerClient(base_url=f'tcp://{ip_address}:2375', timeout=60)
+    # 移除旧的容器
+    container_remove_retry = 3
+    i = 0
+    while True:
+        if i >= container_remove_retry:
+            logging.error(f"容器不存在或者无法删除当前容器, instance = {instance_id}/{ip_address}")
+            sys.exit()
+        try:
+            flag = False
+            for container_name in container_name_list:
+                try:
+                    container_id = client.containers.get(container_name)
+                    container_id.remove(force=True)
+                    flag = True
+                    break
+                except:
+                    continue
+            if flag:
+                break
+        except Exception as e:
+            i += 1
+
+    # 删除旧镜像
+    images_remove_retry = 3
+    j = 0
+    while True:
+        if j >= images_remove_retry:
+            logging.error(f"镜像不存在，无法获取到镜像ID, instance = {instance_id}/{ip_address}")
+            sys.exit()
+        try:
+            images = client.images.list()
+            for image in images:
+                client.images.remove(force=True, image=image.tags[0])
+                time.sleep(2)
+            global remove_container_instances
+            remove_container_instances.append(instance_id)
+            break
+        except Exception as e:
+            i += 1
+
+
+def update_instance(create_client, slb_client, instance_id, version):
+    """
+    线上机器更新
+    :param create_client:
+    :param slb_client: slb客户端连接
+    :param instance_id: instanceId
+    :param version: 版本标记
+    :return:
+    """
+    logging.info(f"update instance: {instance_id}")
+    # 1. 摘流量
+    utils.set_instance_weight_process_with_slbs(client=slb_client,
+                                                slb_id_list=longvideo_config.slb_id_list,
+                                                instance_id_list=[instance_id],
+                                                weight_list=[(0, 15)])
+    logging.info(f"set weight with 0 finished, instance: {instance_id}")
+    # 2. 移除旧容器并删除旧镜像
+    global remove_container_instances
+    remove_container_instances = []
+    container_name_list = ['vlogapi', 'longvideoapi']
+    remove_container_image(slb_client, instance_id, container_name_list)
+    logging.info(f"remove container & images finished, instance: {remove_container_instances},"
+                 f" count: {len(remove_container_instances)}")
+    if len(remove_container_instances) == 0:
+        logging.error(f"remove container image failed|")
+        sys.exit()
+    # 3. 发送启动脚本到机器上
+    utils.send_file_to_ecs(client=create_client, instance_id_list=[instance_id], **longvideo_config.start_sh)
+    logging.info(f"send start shell file finished, instance: {instance_id}")
+    # 4. 启动服务
+    server_start_sh = os.path.join(longvideo_config.start_sh['target_dir'], longvideo_config.start_sh['name'])
+    server_start_commend = f"sh {server_start_sh} {version}"
+    utils.run_command(client=create_client, instance_ids=[instance_id], command=server_start_commend)
+    # 5. 探活
+    global health_instances
+    health_instances = []
+    server_health_check(slb_client, instance_id)
+    logging.info(f"health instances: {health_instances}, count: {len(health_instances)}")
+    # 6. 挂载流量
+    if len(health_instances) == 0:
+        logging.info(f"health instances: {health_instances}, count: {len(health_instances)}")
+        sys.exit()
+    # 机器探活成功
+    time.sleep(10)
+    utils.add_backend_servers_with_slbs(client=slb_client,
+                                        slb_id_list=longvideo_config.slb_id_list,
+                                        instances=health_instances)
+    health_instance_ids = [instance_id for instance_id, _ in health_instances]
+    add_weight_list = [(10, 5), (20, 5), (40, 5), (60, 5), (80, 5), (100, 5)]
+    utils.set_instance_weight_process_with_slbs(client=slb_client,
+                                                slb_id_list=longvideo_config.slb_id_list,
+                                                instance_id_list=health_instance_ids,
+                                                weight_list=add_weight_list)
+    logging.info(f"finished instances: {health_instances}, count: {len(health_instances)}")
+
+
+def main():
+    try:
+        version = sys.argv[1]
+        num = 1
+        if len(sys.argv) > 2:
+            num = int(sys.argv[2])
+
+        slb_client = utils.connect_client(access_key_id=longvideo_config.slb_client_params['access_key_id'],
+                                          access_key_secret=longvideo_config.slb_client_params['access_key_secret'],
+                                          region_id=longvideo_config.slb_client_params['region_id'])
+        create_client = utils.connect_client(access_key_id=longvideo_config.create_client_params['access_key_id'],
+                                             access_key_secret=longvideo_config.create_client_params['access_key_secret'],
+                                             region_id=longvideo_config.create_client_params['region_id'])
+
+        # 1. 获取slb下所有机器
+        online_instance_ids = utils.get_instance_ids(client=slb_client, slb_id=longvideo_config.slb_id_list[0])
+        online_instance_count = len(online_instance_ids)
+        logging.info(f"online instance count: {online_instance_count}.")
+        logging.info(f"online instance ids: {online_instance_ids}")
+
+        # 2. 对其中一部分机器进行更新
+        instance_ids = online_instance_ids[:num]
+        print(len(instance_ids))
+        logging.info(f"update {num} instances start ...")
+        for instance_id in instance_ids:
+            update_instance(create_client=create_client, slb_client=slb_client, instance_id=instance_id, version=version)
+        logging.info(f"update {num} instances end!")
+
+    except Exception as e:
+        logging.error(e)
+        sys.exit()
+
+
+if __name__ == '__main__':
+    main()