router: add secrix for secrets; add cloudflare api key

hosts/router/default.nix

@@ -10,6 +10,8 @@
       ./kea.nix
       ./services.nix
     ];
+  # Secrix for secrets management
+  secrix.hostPubKey = vars.pubkey;
 
   # Bootloader.
   boot.loader.systemd-boot.enable = true;

hosts/router/services.nix

@@ -47,6 +47,8 @@ in
     };
   };
 
+  secrix.system.secrets.cf-api-key.encrypted.file = ../../secrets/cf_api_key.age;
+  systemd.services.caddy.serviceConfig.EnvironmentFile = config.secrix.system.secrets.cf-api-key.decrypted.path;
   services.caddy = {
     enable = true;
     package = pkgs.caddy.withPlugins {
@@ -55,7 +57,7 @@ in
     };
     virtualHosts."grouter.${domain}".extraConfig = ''
       tls {
-          dns cloudflare xx
+          dns cloudflare {env.CF_API_KEY}
           resolvers 1.1.1.1
       }
       @grafana path /grafana /grafana/*

hosts/router/vars.nix

@@ -31,6 +31,7 @@ let
     };
 in
 rec {
+  pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFobB87yYVwhuYrA+tfztLuks3s9jZOqEFktwGw1mo83 root@grouter";
   domain = "cazzzer.com";
   ldomain = "l.${domain}";
   sysdomain = "sys.${domain}";