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.
45 lines
892 B
Nix
45 lines
892 B
Nix
{ config, lib, pkgs, ... }:
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with lib;
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{
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###### interface
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options = {
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services.oidentd.enable = mkOption {
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default = false;
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type = types.bool;
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description = ''
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Whether to enable ‘oidentd’, an implementation of the Ident
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protocol (RFC 1413). It allows remote systems to identify the
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name of the user associated with a TCP connection.
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'';
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};
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};
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###### implementation
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config = mkIf config.services.oidentd.enable {
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jobs.oidentd =
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{ startOn = "started network-interfaces";
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daemonType = "fork";
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exec = "${pkgs.oidentd}/sbin/oidentd -u oidentd -g nogroup";
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};
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users.extraUsers.oidentd = {
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description = "Ident Protocol daemon user";
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group = "oidentd";
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uid = config.ids.uids.oidentd;
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};
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users.extraGroups.oidentd.gid = config.ids.gids.oidentd;
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};
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}
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