From 297d53dac887766a85dced8a9e3e684903cd3130 Mon Sep 17 00:00:00 2001
From: a-kenji <aks.kenji@protonmail.com>
Date: Fri, 7 Jun 2024 13:56:48 +0200
Subject: [PATCH] syncthing: automatically add zt network ip to devices

---
 clanModules/syncthing-static-peers/default.nix | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/clanModules/syncthing-static-peers/default.nix b/clanModules/syncthing-static-peers/default.nix
index df350500..9df8a9d6 100644
--- a/clanModules/syncthing-static-peers/default.nix
+++ b/clanModules/syncthing-static-peers/default.nix
@@ -18,11 +18,28 @@ let
     if builtins.pathExists fullPath then machine else null
   ) machines;
   syncthingPublicKeyMachines = lib.filter (machine: machine != null) syncthingPublicKeysUnchecked;
+  zerotierIpMachinePath = machines: machineDir + machines + "/facts/zerotier-ip";
+  networkIpsUnchecked = builtins.map (
+    machine:
+    let
+      fullPath = zerotierIpMachinePath machine;
+    in
+    if builtins.pathExists fullPath then machine else null
+  ) machines;
+  networkIpMachines = lib.filter (machine: machine != null) networkIpsUnchecked;
   devices = builtins.map (machine: {
     name = machine;
     value = {
       name = machine;
       id = (lib.removeSuffix "\n" (builtins.readFile (syncthingPublicKeyPath machine)));
+      addresses =
+        [ "dynamic" ]
+        ++ (
+          if (lib.elem machine networkIpMachines) then
+            [ "tcp://[${(lib.removeSuffix "\n" (builtins.readFile (zerotierIpMachinePath machine)))}]:22000" ]
+          else
+            [ ]
+        );
     };
   }) syncthingPublicKeyMachines;
 in