From 60c17708acf9c97c2027f60d089b02d3d81412ac Mon Sep 17 00:00:00 2001
From: clerie <git@clerie.de>
Date: Sat, 31 Dec 2022 23:28:10 +0100
Subject: [PATCH] flake.nix: generate nixos systems with functions

---
 flake.nix | 149 +++++++++---------------------------------------------
 1 file changed, 25 insertions(+), 124 deletions(-)

diff --git a/flake.nix b/flake.nix
index c656e48..4903a5c 100644
--- a/flake.nix
+++ b/flake.nix
@@ -11,134 +11,35 @@
     };
     system = "x86_64-linux";
   in {
-    nixosConfigurations = {
-      aluminium = nixpkgs.lib.nixosSystem {
+    nixosConfigurations = let
+      generateNixosSystem = name: nixpkgs.lib.nixosSystem {
         system = "x86_64-linux";
         modules = [
-          ./hosts/aluminium/configuration.nix
-        ];
-      };
-      backup-4 = nixpkgs.lib.nixosSystem {
-        system = "x86_64-linux";
-        modules = [
-          ./hosts/backup-4/configuration.nix
-        ];
-      };
-      beryllium = nixpkgs.lib.nixosSystem {
-        system = "x86_64-linux";
-        modules = [
-          ./hosts/beryllium/configuration.nix
-        ];
-      };
-      carbon = nixpkgs.lib.nixosSystem {
-        system = "x86_64-linux";
-        modules = [
-          ./hosts/carbon/configuration.nix
-        ];
-      };
-      clerie-backup = nixpkgs.lib.nixosSystem {
-        system = "x86_64-linux";
-        modules = [
-          ./hosts/clerie-backup/configuration.nix
-        ];
-      };
-      dn42-il-gw1 = nixpkgs.lib.nixosSystem {
-        system = "x86_64-linux";
-        modules = [
-          ./hosts/dn42-il-gw1/configuration.nix
-        ];
-      };
-      dn42-il-gw5 = nixpkgs.lib.nixosSystem {
-        system = "x86_64-linux";
-        modules = [
-          ./hosts/dn42-il-gw5/configuration.nix
-        ];
-      };
-      dn42-il-gw6 = nixpkgs.lib.nixosSystem {
-        system = "x86_64-linux";
-        modules = [
-          ./hosts/dn42-il-gw6/configuration.nix
-        ];
-      };
-      dn42-ildix-clerie = nixpkgs.lib.nixosSystem {
-        system = "x86_64-linux";
-        modules = [
-          ./hosts/dn42-ildix-clerie/configuration.nix
-        ];
-      };
-      gatekeeper = nixpkgs.lib.nixosSystem {
-        system = "x86_64-linux";
-        modules = [
-          ./hosts/gatekeeper/configuration.nix
-        ];
-      };
-      hydra-1 = nixpkgs.lib.nixosSystem {
-        system = "x86_64-linux";
-        modules = [
-          ./hosts/hydra-1/configuration.nix
-        ];
-      };
-      hydra-2 = nixpkgs.lib.nixosSystem {
-        system = "x86_64-linux";
-        modules = [
-          ./hosts/hydra-2/configuration.nix
-        ];
-      };
-      minecraft-2 = nixpkgs.lib.nixosSystem {
-        system = "x86_64-linux";
-        modules = [
-          ./hosts/minecraft-2/configuration.nix
-        ];
-      };
-      monitoring-3 = nixpkgs.lib.nixosSystem {
-        system = "x86_64-linux";
-        modules = [
-          ./hosts/monitoring-3/configuration.nix
-        ];
-      };
-      nonat = nixpkgs.lib.nixosSystem {
-        system = "x86_64-linux";
-        modules = [
-          ./hosts/nonat/configuration.nix
-        ];
-      };
-      osmium = nixpkgs.lib.nixosSystem {
-        system = "x86_64-linux";
-        modules = [
-          ./hosts/osmium/configuration.nix
-        ];
-      };
-      palladium = nixpkgs.lib.nixosSystem {
-        system = "x86_64-linux";
-        modules = [
-          ./hosts/palladium/configuration.nix
-        ];
-      };
-      porter = nixpkgs.lib.nixosSystem {
-        system = "x86_64-linux";
-        modules = [
-          ./hosts/porter/configuration.nix
-        ];
-      };
-      schule = nixpkgs.lib.nixosSystem {
-        system = "x86_64-linux";
-        modules = [
-          ./configuration/common
-          ./hosts/schule/configuration.nix
-        ];
-      };
-      storage-2 = nixpkgs.lib.nixosSystem {
-        system = "x86_64-linux";
-        modules = [
-          ./hosts/storage-2/configuration.nix
-        ];
-      };
-      web-2 = nixpkgs.lib.nixosSystem {
-        system = "x86_64-linux";
-        modules = [
-          ./hosts/web-2/configuration.nix
+          (./hosts + "/${name}/configuration.nix")
         ];
       };
+    in {
+      aluminium = generateNixosSystem "aluminium";
+      backup-4 = generateNixosSystem "backup-4";
+      beryllium = generateNixosSystem "beryllium";
+      carbon = generateNixosSystem "carbon";
+      clerie-backup = generateNixosSystem "clerie-backup";
+      dn42-il-gw1 = generateNixosSystem "dn42-il-gw1";
+      dn42-il-gw5 = generateNixosSystem "dn42-il-gw5";
+      dn42-il-gw6 = generateNixosSystem "dn42-il-gw6";
+      dn42-ildix-clerie = generateNixosSystem "dn42-ildix-clerie";
+      gatekeeper = generateNixosSystem "gatekeeper";
+      hydra-1 = generateNixosSystem "hydra-1";
+      hydra-2 = generateNixosSystem "hydra-2";
+      minecraft-2 = generateNixosSystem "minecraft-2";
+      monitoring-3 = generateNixosSystem "monitoring-3";
+      nonat = generateNixosSystem "nonat";
+      osmium = generateNixosSystem "osmium";
+      palladium = generateNixosSystem "palladium";
+      porter = generateNixosSystem "porter";
+      schule = generateNixosSystem "schule";
+      storage-2 = generateNixosSystem "storage-2";
+      web-2 = generateNixosSystem "web-2";
     };
 
     colmena = {