We don't have to rely on a third-party SMTP server, we can create our own!
In this recipe, we'll create our own internal SMTP server (just like the first SMTP servers) using the third-party
simplesmtp module which is an underlying library of the
nodemailer module from the first recipe of this chapter, Sending email. For information on converting an internal SMTP server to an externally exposed MX record server, see the There's more... section at the end of this recipe.
Let's create a file and call it
server.js, then make a new folder called
mailboxes, containing three subfolders:
bob, bib, and
susie. We'll also want to have our
mailout.js file from the first recipe to hand.
First, we'll set up ...