proxy_connect_timeout       150s;
proxy_send_timeout          150s;
proxy_read_timeout          150s;
proxy_buffers               64 512k;
proxy_buffer_size           512k;

proxy_cache_bypass          $http_pragma  $http_authorization;
proxy_no_cache              $http_pragma  $http_authorization;

proxy_busy_buffers_size     640k;
proxy_temp_file_write_size  640k;
proxy_pass_header           Set-Cookie;
proxy_redirect              off;
proxy_hide_header           Vary;
proxy_set_header            Accept-Encoding '';
###proxy_ignore_headers        Cache-Control Expires;
proxy_set_header            Referer $http_referer;
proxy_set_header            Host   $host;
proxy_set_header            Cookie $http_cookie;
proxy_set_header            X-Real-IP  $remote_addr;
proxy_set_header            X-Forwarded-Host $host;
proxy_set_header            X-Forwarded-Server $host;
proxy_set_header            X-Forwarded-For $proxy_add_x_forwarded_for;