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python定时删除指定索引

news 来源：原创 2025/5/24 5:29:34

脚本

import logging
from datetime import datetime, timedelta
from elasticsearch import Elasticsearch# 配置日志记录
logging.basicConfig(filename='delete_uat_indices.log',level=logging.INFO,format='%(asctime)s - %(levelname)s - %(message)s'
)# Elasticsearch 集群的连接信息
ELASTICSEARCH_HOST = "http://192.178.18.209:9200"  # 修改为你的 Elasticsearch 地址
USERNAME = "elastic"  # 修改为你的用户名
PASSWORD = "7F9L%mYWjWtb"  # 修改为你的密码
INDEX_PATTERN = "*uat*"  # 匹配带有 "uat" 的索引def delete_old_indices():# 连接到 Elasticsearch 集群es = Elasticsearch([ELASTICSEARCH_HOST], basic_auth=(USERNAME, PASSWORD))# 检查连接是否成功if not es.ping():logging.error("无法连接到 Elasticsearch 集群")returnlogging.info("成功连接到 Elasticsearch 集群")# 计算 5 天前的日期five_days_ago = datetime.now() - timedelta(days=2)date_str = five_days_ago.strftime('%Y.%m.%d')# 获取所有索引（确保使用关键字参数）try:indices = es.indices.get(index="*uat*")  # 使用关键字参数except Exception as e:logging.error(f"获取索引列表失败: {e}")return# 过滤出符合条件的索引indices_to_delete = []for index_name in indices.keys():if not index_name.startswith(".") and "uat" in index_name:# 提取索引名称中的日期部分try:index_date_str = index_name.split("-")[-1]  # 假设日期在索引名称的最后部分index_date = datetime.strptime(index_date_str, '%Y.%m.%d')if index_date < five_days_ago:indices_to_delete.append(index_name)except Exception as e:logging.warning(f"无法解析索引名称 {index_name} 的日期部分: {e}")if not indices_to_delete:logging.info(f"未找到符合条件的索引: 包含 'uat' 且日期为 {date_str}")return# 删除符合条件的索引for index in indices_to_delete:try:es.indices.delete(index=index)logging.info(f"成功删除索引: {index}")except Exception as e:logging.error(f"删除索引 {index} 时失败: {e}")if __name__ == "__main__":delete_old_indices()