76 lines
1.9 KiB
Nix
76 lines
1.9 KiB
Nix
# nixos-mailserver: a simple mail server
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# Copyright (C) 2016-2018 Robin Raymond
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>
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{ config, pkgs, lib, ... }:
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let
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cfg = config.mailserver;
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clamav = if cfg.virusScanning
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then
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''
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clamav {
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servers = /var/run/clamav/clamd.ctl;
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};
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''
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else "";
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dkim = if cfg.dkimSigning
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# Note: domain = "*"; causes Rmilter to try to search key in the key path
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# as keypath/domain.selector.key for any domain.
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then
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''
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dkim {
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domain {
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key = "${cfg.dkimKeyDirectory}";
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domain = "*";
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selector = "${cfg.dkimSelector}";
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};
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sign_alg = sha256;
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auth_only = yes;
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}
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''
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else "";
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in
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{
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config = with cfg; lib.mkIf enable {
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services.rspamd = {
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enable = true;
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};
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services.unbound.enable = true;
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networking.nameservers = [ "127.0.0.1" ];
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services.rmilter = {
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inherit debug;
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enable = true;
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postfix.enable = true;
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rspamd = {
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enable = true;
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extraConfig = "extended_spam_headers = yes;";
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};
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extraConfig =
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''
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use_redis = true;
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max_size = 20M;
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${clamav}
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${dkim}
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'';
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};
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};
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}
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