From 45982ce499804ceb4dad7efed2023a5a7f65a86a Mon Sep 17 00:00:00 2001
From: lassulus <lassulus@lassul.us>
Date: Tue, 21 Dec 2021 15:03:44 +0100
Subject: WIP tinc module: reload instead of restart

---
 krebs/3modules/tinc.nix | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/krebs/3modules/tinc.nix b/krebs/3modules/tinc.nix
index b12fe6050..fb4f9727a 100644
--- a/krebs/3modules/tinc.nix
+++ b/krebs/3modules/tinc.nix
@@ -17,7 +17,6 @@ let
       in {
 
         enable = mkEnableOption "krebs.tinc.${netname}" // { default = true; };
-        enableLegacy = mkEnableOption "/etc/tinc/${netname}";
 
         confDir = mkOption {
           type = types.package;
@@ -263,9 +262,9 @@ let
     ) config.krebs.tinc;
 
     environment.etc = mapAttrs' (netname: cfg:
-      nameValuePair "tinc/${netname}" (mkIf cfg.enableLegacy {
+      nameValuePair "tinc/${netname}" {
         source = cfg.confDir;
-      })
+      }
     ) config.krebs.tinc;
 
     systemd.services = mapAttrs (netname: cfg:
@@ -287,9 +286,13 @@ let
         ];
         wantedBy = [ "multi-user.target" ];
         path = [ tinc iproute ];
+        reloadIfChanged = true;
+        restartIfChanged = false;
+        restartTriggers = [ cfg.confDir ];
         serviceConfig = rec {
           Restart = "always";
-          ExecStart = "${tinc}/sbin/tincd -c ${cfg.confDir} -d 0 -U ${cfg.user.name} -D --pidfile=/var/run/tinc.${SyslogIdentifier}.pid";
+          ExecStart = "${tinc}/sbin/tincd -c /etc/tinc/${netname} -d 0 -U ${cfg.user.name} -D --pidfile=/var/run/tinc.${SyslogIdentifier}.pid";
+          ExecReload = "${tinc}/sbin/tinc -n ${netname} reload";
           SyslogIdentifier = netname;
         };
       }
-- 
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