http {
 upstream es-cluster {
   server 192.168.56.102:9200;
   server 192.168.56.102:9201;
   server 192.168.56.102:9202;
 }

 log_format es_log '$remote_addr - $remote_user [$time_local] "$request" '
                      '$status $body_bytes_sent "$http_referer" '
                      '"$http_user_agent" "$http_x_forwarded_for" '
                      'upstream: $upstream_addr';

 # 配置代理服务器信息
 server {
   listen 80;
   server_name localhost;

   location / {
     proxy_pass https://es-cluster;
     #proxy_http_version  1.1;
     #proxy_set_header    Connection "";

     # 添加 Basic Auth 认证
     auth_basic "Restricted Access";  # 认证提示信息
     auth_basic_user_file /etc/nginx/.htpasswd;  # 认证文件路径

     # 使用自定义日志格式
     access_log /var/log/nginx/elasticsearch_access.log es_log;
   }

 }
}

echo "admin:$(openssl passwd -crypt yourpassword)" | sudo tee /etc/nginx/.htpasswd

sudo systemctl start nginx

curl localhost:80/infini/_search -uadmin:56939c1f6527d1a0d51c