Is it possible to parse data from POST inside nginx?

Question

Python

Is it possible to parse data from a POST request inside nginx and then save it to a bash script? I read somewhere that you can use Lua inside Nginx, how trivial is the task?

Answer 1

Can. Using openresty
https://tarunlalwani.com/post/request-capturing-ng...

Answer 2

https://www.nginx.com/resources/wiki/extending/ well, in your extension you can do anything) only your idea looks like a backdoor)

Answer 3

Lord, while I was writing a comment, there were already specialists. "extending", "openresty".
So a generation has grown up that has never heard the word CGI (not in the meaning of "computer graphics") ...