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-rw-r--r--nix/machines/vm-synology/ddns.nix21
1 files changed, 21 insertions, 0 deletions
diff --git a/nix/machines/vm-synology/ddns.nix b/nix/machines/vm-synology/ddns.nix
new file mode 100644
index 0000000..df59793
--- /dev/null
+++ b/nix/machines/vm-synology/ddns.nix
@@ -0,0 +1,21 @@
+{ ... }: {
+ age.secrets.ddns-updater = {
+ file = ../../../secrets/ddns-updater.age;
+ owner = "root";
+ group = "root";
+ mode = "600";
+ };
+
+ # https://github.com/NixOS/nixpkgs/blob/e028379cfb9d92e49120e46045042998dfed87d0/nixos/modules/services/networking/ddns-updater.nix#
+ services.ddns-updater = {
+ enable = true;
+ environment = {
+ RESOLVER_ADDRESS = "8.8.8.8:53";
+ CONFIG_FILEPATH = "%d/config.json";
+ };
+ };
+
+ # https://systemd.io/CREDENTIALS/
+ systemd.services.ddns-updater.serviceConfig.LoadCredential =
+ "config.json:/run/agenix/ddns-updater";
+}