error_page 401 = /oauth2/sign_in;
location ~ /oauth2/ {
	proxy_pass http://127.0.0.1:10031;
	include /etc/nginx/proxy.conf;
	proxy_set_header X-Auth-Request-Redirect $request_uri;
}
location = /oauth2/auth {
	internal;
	proxy_pass http://127.0.0.1:10031;
	include /etc/nginx/proxy.conf;
	proxy_set_header Content-Length "";
	proxy_pass_request_body off;
	proxy_set_header X-Original-URI $request_uri;
}