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.
97 lines
2.2 KiB
Nix
97 lines
2.2 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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quassel = pkgs.kde4.quasselDaemon;
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cfg = config.services.quassel;
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user = if cfg.user != null then cfg.user else "quassel";
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in
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{
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###### interface
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options = {
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services.quassel = {
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enable = mkOption {
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default = false;
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description = ''
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Whether to run the Quassel IRC client daemon.
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'';
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};
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interface = mkOption {
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default = "127.0.0.1";
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description = ''
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The interface the Quassel daemon will be listening to. If `127.0.0.1',
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only clients on the local host can connect to it; if `0.0.0.0', clients
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can access it from any network interface.
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'';
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};
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portNumber = mkOption {
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default = 4242;
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description = ''
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The port number the Quassel daemon will be listening to.
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'';
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};
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dataDir = mkOption {
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default = ''/home/${user}/.config/quassel-irc.org'';
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description = ''
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The directory holding configuration files, the SQlite database and the SSL Cert.
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'';
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};
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user = mkOption {
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default = null;
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description = ''
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The existing user the Quassel daemon should run as. If left empty, a default "quassel" user will be created.
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'';
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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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users.extraUsers = mkIf (cfg.user == null) [
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{ name = "quassel";
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description = "Quassel IRC client daemon";
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group = "quassel";
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uid = config.ids.uids.quassel;
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}];
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users.extraGroups = mkIf (cfg.user == null) [
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{ name = "quassel";
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gid = config.ids.gids.quassel;
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}];
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jobs.quassel =
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{ description = "Quassel IRC client daemon";
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startOn = "ip-up";
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preStart = ''
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mkdir -p ${cfg.dataDir}
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chown ${user} ${cfg.dataDir}
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'';
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exec = ''
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${pkgs.su}/bin/su -s ${pkgs.stdenv.shell} ${user} \
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-c '${quassel}/bin/quasselcore --listen=${cfg.interface}\
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--port=${toString cfg.portNumber} --configdir=${cfg.dataDir}'
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'';
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};
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};
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}
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