e67a646a92
these are mostly options that use alias bindings, bindings to constants, or bindings to calculated values.
83 lines
1.7 KiB
Nix
83 lines
1.7 KiB
Nix
{ config, lib, options, pkgs, ... }:
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with lib;
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let
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cfg = config.services.amule;
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opt = options.services.amule;
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user = if cfg.user != null then cfg.user else "amule";
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in
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{
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###### interface
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options = {
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services.amule = {
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enable = mkOption {
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type = types.bool;
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default = false;
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description = ''
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Whether to run the AMule daemon. You need to manually run "amuled --ec-config" to configure the service for the first time.
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'';
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};
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dataDir = mkOption {
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type = types.str;
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default = "/home/${user}/";
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defaultText = literalExpression ''
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"/home/''${config.${opt.user}}/"
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'';
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description = ''
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The directory holding configuration, incoming and temporary files.
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'';
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};
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user = mkOption {
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type = types.nullOr types.str;
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default = null;
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description = ''
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The user the AMule daemon should run as.
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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.users = mkIf (cfg.user == null) [
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{ name = "amule";
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description = "AMule daemon";
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group = "amule";
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uid = config.ids.uids.amule;
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} ];
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users.groups = mkIf (cfg.user == null) [
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{ name = "amule";
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gid = config.ids.gids.amule;
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} ];
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systemd.services.amuled = {
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description = "AMule daemon";
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wantedBy = [ "multi-user.target" ];
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after = [ "network.target" ];
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preStart = ''
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mkdir -p ${cfg.dataDir}
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chown ${user} ${cfg.dataDir}
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'';
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script = ''
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${pkgs.su}/bin/su -s ${pkgs.runtimeShell} ${user} \
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-c 'HOME="${cfg.dataDir}" ${pkgs.amuleDaemon}/bin/amuled'
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'';
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};
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};
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}
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