server {
  listen       7001;    ## 该端口为storage.conf中的http.server_port相同
  server_name  localhost;
  location ~/group[0-9]/ {
    ngx_fastdfs_module;
  }
  error_page   500 502 503 504  /50x.html;
  location = /50x.html {
    root   html;
  }
}