The Tengine module is available for compiling into the core nginx codebase. You just have to roll your own binary though https://github.com/yaoweibin/nginx_ups

The Tengine module is available for compiling into the core nginx codebase. You just have to roll your own binary though https://github.com/yaoweibin/nginx_upstream_check_module https://github.com/yaoweibin/nginx_upstream_check_module