From 27530ba856d1d5bbd064fcf17e1ab6e43ec6aa77 Mon Sep 17 00:00:00 2001
From: Alyssa Ross <hi@alyssa.is>
Date: Sun, 22 May 2022 10:33:22 +0000
Subject: [PATCH] nixos/postfix: make postfix-setup RemainAfterExit

Otherwise, it wouldn't get restarted when a new system configuration
was activatad, so the Postfix configuration wouldn't be updated.

Fixes: fb2fa1b50fe ("nixos/postfix: pull setup into its own unit")
---
 nixos/modules/services/mail/postfix.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/nixos/modules/services/mail/postfix.nix b/nixos/modules/services/mail/postfix.nix
index da14b6eef7e..de00c87b95a 100644
--- a/nixos/modules/services/mail/postfix.nix
+++ b/nixos/modules/services/mail/postfix.nix
@@ -725,6 +725,7 @@ in
 
       systemd.services.postfix-setup =
         { description = "Setup for Postfix mail server";
+          serviceConfig.RemainAfterExit = true;
           serviceConfig.Type = "oneshot";
           script = ''
             # Backwards compatibility