Пример конфига baseauth на основе nginx

elasticsearch.conf

upstream elastic {
  server elasticsearch:9200;
}
client_max_body_size 1G;
client_body_buffer_size 200M;
server {
  listen *:9200;
  server_name _;
  location / {

    # To add basic authentication to v2 use auth_basic setting plus add_header
    auth_basic "Kibana";
    auth_basic_user_file /etc/nginx/conf.d/kibana.password;

    proxy_pass                          http://elastic;
    proxy_set_header  Host              $http_host;   # required for docker client's sake
    proxy_set_header  X-Real-IP         $remote_addr; # pass on real client's IP
    proxy_set_header  X-Forwarded-For   $proxy_add_x_forwarded_for;
    proxy_set_header  X-Forwarded-Proto $scheme;
    proxy_read_timeout                  900;
    proxy_http_version 1.1;
    proxy_set_header Connection "Keep-Alive";
    proxy_set_header Proxy-Connection "Keep-Alive";
  }
}