forked from mirrors/nixpkgs
76 lines
1.9 KiB
Nix
76 lines
1.9 KiB
Nix
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{ config, lib, pkgs, ... }:
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with lib; let
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cfg = config.services.postgrey;
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in {
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options = {
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services.postgrey = {
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enable = mkOption {
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default = false;
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description = "Whether to run the Postgrey daemon";
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};
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inetAddr = mkOption {
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default = null;
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example = "127.0.0.1";
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description = "The inet address to bind to. If none given, bind to /var/run/postgrey.sock";
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};
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inetPort = mkOption {
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default = 10030;
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description = "The tcp port to bind to";
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};
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greylistText = mkOption {
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default = "Greylisted for %%s seconds";
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description = "Response status text for greylisted messages";
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};
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};
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};
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config = mkIf cfg.enable {
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environment.systemPackages = [ pkgs.postgrey ];
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users = {
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extraUsers = {
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postgrey = {
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description = "Postgrey Daemon";
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uid = config.ids.uids.postgrey;
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group = "postgrey";
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};
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};
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extraGroups = {
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postgrey = {
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gid = config.ids.gids.postgrey;
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};
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};
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};
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systemd.services.postgrey = let
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bind-flag = if isNull cfg.inetAddr then
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"--unix=/var/run/postgrey.sock"
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else
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"--inet=${cfg.inetAddr}:${cfg.inetPort}";
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in {
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description = "Postfix Greylisting Service";
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wantedBy = [ "multi-user.target" ];
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before = [ "postfix.service" ];
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preStart = ''
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mkdir -p /var/postgrey
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chown postgrey:postgrey /var/postgrey
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chmod 0770 /var/postgrey
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'';
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serviceConfig = {
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Type = "simple";
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ExecStart = ''${pkgs.postgrey}/bin/postgrey ${bind-flag} --pidfile=/var/run/postgrey.pid --group=postgrey --user=postgrey --dbdir=/var/postgrey --greylist-text="${cfg.greylistText}"'';
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Restart = "always";
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RestartSec = 5;
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TimeoutSec = 10;
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};
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};
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};
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}
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