router: add secrix for secrets; add cloudflare api key

flake.lock

@@ -7,11 +7,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1746040799,
-        "narHash": "sha256-osgPX/SzIpkR50vev/rqoTEAVkEcOWXoQXmbzsaI4KU=",
+        "lastModified": 1747009742,
+        "narHash": "sha256-TNhbM7R45fpq2cdWzvFj+H5ZTcE//I5XSe78GFh0cDY=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "5f217e5a319f6c186283b530f8c975e66c028433",
+        "rev": "c74665abd6e4e37d3140e68885bc49a994ffa53c",
         "type": "github"
       },
       "original": {
@@ -58,11 +58,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1745930157,
-        "narHash": "sha256-y3h3NLnzRSiUkYpnfvnS669zWZLoqqI6NprtLQ+5dck=",
+        "lastModified": 1746904237,
+        "narHash": "sha256-3e+AVBczosP5dCLQmMoMEogM57gmZ2qrVSrmq9aResQ=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "46e634be05ce9dc6d4db8e664515ba10b78151ae",
+        "rev": "d89fc19e405cb2d55ce7cc114356846a0ee5e956",
         "type": "github"
       },
       "original": {
@@ -100,7 +100,28 @@
         "home-manager": "home-manager",
         "nixos-generators": "nixos-generators",
         "nixpkgs": "nixpkgs",
-        "plasma-manager": "plasma-manager"
+        "plasma-manager": "plasma-manager",
+        "secrix": "secrix"
+      }
+    },
+    "secrix": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1746643487,
+        "narHash": "sha256-dcB/DArJObCvqE/ZEdQSDW2BZMeDyF83Se5KPfJvz60=",
+        "owner": "Platonic-Systems",
+        "repo": "secrix",
+        "rev": "4c64203fa5b377953b1fb6d5388187df8b60c6d5",
+        "type": "github"
+      },
+      "original": {
+        "owner": "Platonic-Systems",
+        "repo": "secrix",
+        "type": "github"
       }
     }
   },

flake.nix

@@ -18,9 +18,15 @@
       url = "github:nix-community/nixos-generators";
       inputs.nixpkgs.follows = "nixpkgs";
     };
+    secrix = {
+      url = "github:Platonic-Systems/secrix";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
   };
 
-  outputs = { self, nixpkgs, home-manager, plasma-manager, nixos-generators }: {
+  outputs = { self, nixpkgs, home-manager, plasma-manager, nixos-generators, secrix }: {
+    apps.x86_64-linux.secrix = secrix.secrix self;
+
     nixosConfigurations = {
       Yura-PC = nixpkgs.lib.nixosSystem {
         system = "x86_64-linux";
@@ -52,6 +58,7 @@
       router = nixpkgs.lib.nixosSystem {
         system = "x86_64-linux";
         modules = [
+          secrix.nixosModules.default
           ./modules
           ./hosts/common.nix
           ./hosts/router

hosts/router/default.nix

@@ -1,5 +1,7 @@
 { config, lib, pkgs, ... }:
-
+let
+  vars = import ./vars.nix;
+in
 {
   imports =
     [ # Include the results of the hardware scan.
@@ -10,6 +12,8 @@
       ./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}";

secrets/cf_api_key.age

@@ -0,0 +1,5 @@
+age-encryption.org/v1
+-> ssh-ed25519 D2MY/A Kj69kavxx+ATNHP5pX0JtGggU76f9uRwkZp2HbjwiWc
+SbU3jIcQzUzaQjRHzVSoW1WKiUj+1ijbkUKqVb406fY
+--- vMV0TcchFvxw1xetQQZ0xVi2KwjLFRfZBM1gl7BGbGI
+Âä1<10>£ÃéKò<¯
–fNGL½ÍÉ­¶ Ké5c‰é<E280B0>uǶ6Ï-<2D>¢,!H'¹Ð¦Î™4Y»‹c]<%”ßÞ˜Î;B¹ÛÎnŒRb— <20>Œ