This is a module for nginx that attempts to turn on OpenSSL support for Grid Proxy certificate authentication.
It is very minimal, and is all cargo-cult at the moment; based on a discussion and code from the mailing list by Francesco Giacomini francesco.giacomini@cnaf.infn.it:
https://forum.nginx.org/read.php?29,283413,283421#msg-283421
With code rework by Brandon White bjwhite@fnal.gov
It should install as described in https://www.nginx.com/blog/compiling-dynamic-modules-nginx-plus