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nixos-mailserver

Work in progress...

How to Test

You can test the setup via nixops. After installation, do

nixops create nixops/single-server.nix nixops/vbox.nix -d mail
nixops deploy -d mail
nixops info -d mail

You can then test the server via e.g. telnet. To log into it, use

nixops ssh -d mail mailserver

A Complete Mail Server Without Moving Parts

Used Technologies

Nixos
Nixpkgs
Dovecot
Postfix
Rmilter
Rspamd
Clamav
Opendkim
Pam

Features

one domain
unlimited mail accounts
unlimited aliases for every mail account
spam and virus checking
dkim signing of outgoing emails
imap (optionally pop3)
startTLS

Nonfeatures

moving parts
SQL databases
configurations that need to be made after nixos-rebuild switch
complicated storage schemes
webclients / http-servers