29027fd1e1
Using pkgs.lib on the spine of module evaluation is problematic because the pkgs argument depends on the result of module evaluation. To prevent an infinite recursion, pkgs and some of the modules are evaluated twice, which is inefficient. Using ‘with lib’ prevents this problem.
65 lines
1.2 KiB
Nix
65 lines
1.2 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.spamassassin;
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in
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{
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###### interface
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options = {
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services.spamassassin = {
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enable = mkOption {
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default = false;
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description = "Whether to run the SpamAssassin daemon.";
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};
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debug = mkOption {
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default = false;
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description = "Whether to run the SpamAssassin daemon in debug mode.";
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};
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};
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};
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###### implementation
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config = mkIf cfg.enable {
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# Allow users to run 'spamc'.
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environment.systemPackages = [ pkgs.spamassassin ];
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users.extraUsers = singleton {
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name = "spamd";
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description = "Spam Assassin Daemon";
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uid = config.ids.uids.spamd;
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group = "spamd";
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};
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users.extraGroups = singleton {
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name = "spamd";
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gid = config.ids.gids.spamd;
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};
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jobs.spamd = {
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description = "Spam Assassin Server";
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wantedBy = [ "multi-user.target" ];
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after = [ "network.target" ];
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exec = "${pkgs.spamassassin}/bin/spamd ${optionalString cfg.debug "-D"} --username=spamd --groupname=spamd --nouser-config --virtual-config-dir=/var/lib/spamassassin/user-%u --allow-tell --pidfile=/var/run/spamd.pid";
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};
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};
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}
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