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rsync service: modernize config file generation

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This commit is contained in:
Nadrieril 2017-07-21 19:14:03 +01:00
parent d4ef5ac0e9
commit 541377e5f0
1 changed files with 11 additions and 15 deletions
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26
nixos/modules/services/network-filesystems/rsyncd.nix
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@ -8,22 +8,21 @@ let
motdFile = builtins.toFile "rsyncd-motd" cfg.motd;
moduleConfig = name:
let module = getAttr name cfg.modules; in
"[${name}]\n " + (toString (
map
(key: "${key} = ${toString (getAttr key module)}\n")
(attrNames module)
));
foreach = attrs: f:
concatStringsSep "\n" (mapAttrsToList f attrs);
cfgFile = builtins.toFile "rsyncd.conf"
''
cfgFile = ''
${optionalString (cfg.motd != "") "motd file = ${motdFile}"}
${optionalString (cfg.address != "") "address = ${cfg.address}"}
${optionalString (cfg.port != 873) "port = ${toString cfg.port}"}
${cfg.extraConfig}
${toString (map moduleConfig (attrNames cfg.modules))}
'';
${foreach cfg.modules (name: module: ''
[${name}]
${foreach module (k: v:
"${k} = ${v}"
)}
'')}
'';
in
{
@ -91,10 +90,7 @@ in
config = mkIf cfg.enable {
environment.etc = singleton {
source = cfgFile;
target = "rsyncd.conf";
};
environment.etc."rsyncd.conf".text = cfgFile;
systemd.services.rsyncd = {
description = "Rsync daemon";