♻️ [shared] Move domain to common file

flake.nix

@@ -74,15 +74,18 @@
           hostName = "desktop";
           system = "x86_64-linux";
           nvidia.enable = true;
+          ssh.publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIMSzXyTuQyTrWsfORQbvgrqt/33+hfSUDXeMg6D1T2wz";
         }
         {
           hostName = "thinkpad";
           system = "x86_64-linux";
+          ssh.publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAILNlHKE/BD8kKfhJD7GBk1A3whZf3gTjk9VEgGAj3qsH";
         }
         {
           hostName = "pi4";
           system = "aarch64-linux";
           wayland.enable = false;
+          ssh.publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJE9m7YiITe1sDqSZ7Pa8luIw3WToLsypixZEqE4wCQE";
         }
         # TODO Homelab config
       ];
@@ -126,6 +129,7 @@
                   theme
                   lib
                   systemConfig
+                  systems
                   ;
                 isDarwin = false;
               };

hosts/pi4/caddy.nix

@@ -1,5 +1,6 @@
+{ common, ... }:
 let
-  domain = "martials.no";
+  domain = common.domain;
 in
 {
   services.caddy = {

shared/common.nix

@@ -13,6 +13,8 @@ rec {
     pictures = "${dir.home}/Pictures";
   };
 
+  domain = "martials.no";
+
   keymaps = {
     layout = "gb,no";
     options = "grp:alt_shift_toggle"; # Toggle using ALT + SHIFT

shared/modules/security/ssh.nix

@@ -1,33 +1,31 @@
-# /nix/store/<hash>/etc/ssh/ssh_config
-{ systemConfig, ... }:
-
+# /nix/store/<hash>/etc/ssh/ssh_config & /nix/store/<hash>/etc/ssh/authorized_keys
 {
-  programs.ssh.knownHosts =
-    let
-      domain = "dns.martials.no";
-    in
+  systemConfig,
+  systems,
+  common,
+  ...
+}:
+with builtins;
+let
+  domain = "dns.${common.domain}";
+  allSystems = systems ++ [
     {
-      desktop = {
-        extraHostNames = [ "desktop.${domain}" ];
-        publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIMSzXyTuQyTrWsfORQbvgrqt/33+hfSUDXeMg6D1T2wz";
-      };
-      thinkpad = {
-        extraHostNames = [ "thinkpad.${domain}" ];
-        publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAILNlHKE/BD8kKfhJD7GBk1A3whZf3gTjk9VEgGAj3qsH";
-      };
-      pi4 = {
-        extraHostNames = [ "pi4.${domain}" ];
-        publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJE9m7YiITe1sDqSZ7Pa8luIw3WToLsypixZEqE4wCQE";
-      };
-      homelab = {
-        extraHostNames = [ "homelab.${domain}" ];
-        publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIARDv5nRlfPDXdV+Db4FaqeSJZ3/3MO0frYGzuVeqYAl";
-      };
-    };
-  users.users.${systemConfig.username}.openssh.authorizedKeys.keys = [
-    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIMSzXyTuQyTrWsfORQbvgrqt/33+hfSUDXeMg6D1T2wz"
-    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAILNlHKE/BD8kKfhJD7GBk1A3whZf3gTjk9VEgGAj3qsH"
-    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJE9m7YiITe1sDqSZ7Pa8luIw3WToLsypixZEqE4wCQE"
-    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIARDv5nRlfPDXdV+Db4FaqeSJZ3/3MO0frYGzuVeqYAl"
+      hostName = "homelab";
+      ssh.publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIARDv5nRlfPDXdV+Db4FaqeSJZ3/3MO0frYGzuVeqYAl";
+    }
   ];
+in
+{
+  programs.ssh.knownHosts = listToAttrs (
+    map (system: {
+      name = system.hostName;
+      value = {
+        extraHostNames = [ "${system.hostName}.${domain}" ];
+        publicKey = system.ssh.publicKey;
+      };
+    }) allSystems
+  );
+  users.users.${systemConfig.username}.openssh.authorizedKeys.keys = (
+    map (system: system.ssh.publicKey) allSystems
+  );
 }