nixos-mailserver/mail-server.nix

71 lines
1.8 KiB
Nix

# nixos-mailserver: a simple mail server
# Copyright (C) 2016 Robin Raymond
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>
let
domain = "example.com";
host_prefix = "mail";
login_accounts = [ "user1" "user2" ];
vmail_id_start = 5000;
vmail_user_name = "vmail";
vmail_group_name = "vmail";
mail_dir = "/var/vmail";
cert_file = "mail-server.crt";
key_file = "mail-server.key";
in
let
vmail_user = [{
name = vmail_user_name;
isNormalUser = false;
uid = vmail_id_start;
home = mail_dir;
createHome = true;
group = vmail_group_name;
}];
accountsToUser = x: {
name = x + "@" + domain;
isNormalUser = false;
group = vmail_group_name;
};
mail_user = map accountsToUser login_accounts;
in
{
networking.hostName = host_prefix + "." + domain;
environment.systemPackages = with pkgs; [
dovecot opendkim openssh postfix clamav rspamd rmilter
];
# set the vmail gid to a specific value
users.groups = {
vmail = { gid = vmail_id_start; };
};
# define all users
users.extraUsers = vmail_user ++ mail_user;
# postfix
services.postfix = {
enable = true;
networksStyle = "host";
};
# rspamd
services.rspamd = {
enable = true;
};
}