How to create 30 email addresses automatically on VPS?

Question

Exim

There are VPS - Centos7, VestaCP, Exim

It is necessary to automatically create random (or non-random) email addresses for a specific domain.

How to implement it?

Answer 1

See where ekzim takes mail users and create them there with a script

Answer 2

How to implement it?

And the devil only knows, you didn't specify by what rule to create them.