Migrate to nix-fast-build and update inputs

.github/actions/attic-cache/action.yml

@@ -1,15 +0,0 @@
-name: "Attic Watch and Push"
-description: "Composite action pushes results after the job completes. Needs prior attic-cache action to have executed successfully."
-
-inputs:
-  cache_repository:
-    description: "Cache repository to use with attic"
-    required: true
-
-runs:
-  using: "composite"
-  steps:
-    - name: Attic Push Results
-      shell: "nix shell nixpkgs#attic-client --command {0}"
-      run: |
-        attic push "${{ inputs.cache_repository }}" "./result" # TODO: Make this smarter

.github/workflows/ci.yml

@@ -27,13 +27,6 @@ jobs:
           attic_auth_token: ${{ secrets.ATTIC_AUTH_TOKEN }}
           cache_repository: fabianhauser:dotfiles
 
-      - name: Build
-        run: nix build --max-jobs 12 --cores 12
-
       - name: Run Checks
-        run: nix flake check
-
-      - name: Setup Cache Push
-        uses: ./.github/actions/attic-cache-push
-        with:
-          cache_repository: fabianhauser:dotfiles
+        shell: nix develop --command bash -c "{0}"
+        run: nix-fast-build --skip-cached --attic-cache fabianhauser:dotfiles

flake.lock

@@ -72,11 +72,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1739841949,
-        "narHash": "sha256-lSOXdgW/1zi/SSu7xp71v+55D5Egz8ACv0STkj7fhbs=",
+        "lastModified": 1740485968,
+        "narHash": "sha256-WK+PZHbfDjLyveXAxpnrfagiFgZWaTJglewBWniTn2Y=",
         "owner": "nix-community",
         "repo": "disko",
-        "rev": "15dbf8cebd8e2655a883b74547108e089f051bf0",
+        "rev": "19c1140419c4f1cdf88ad4c1cfb6605597628940",
         "type": "github"
       },
       "original": {
@@ -217,11 +217,11 @@
         "nixpkgs-lib": "nixpkgs-lib"
       },
       "locked": {
-        "lastModified": 1738453229,
-        "narHash": "sha256-7H9XgNiGLKN1G1CgRh0vUL4AheZSYzPm+zmZ7vxbJdo=",
+        "lastModified": 1740872218,
+        "narHash": "sha256-ZaMw0pdoUKigLpv9HiNDH2Pjnosg7NBYMJlHTIsHEUo=",
         "owner": "hercules-ci",
         "repo": "flake-parts",
-        "rev": "32ea77a06711b758da0ad9bd6a844c5740a87abd",
+        "rev": "3876f6b87db82f33775b1ef5ea343986105db764",
         "type": "github"
       },
       "original": {
@@ -326,11 +326,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1740161709,
-        "narHash": "sha256-QInyU5nXiwGzzCc3qxYHJKFY/YWege8Us7aZZOCFW4Q=",
+        "lastModified": 1740845322,
+        "narHash": "sha256-AXEgFj3C0YJhu9k1OhbRhiA6FnDr81dQZ65U3DhaWpw=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "148a6b55651ac794f5c20bbd76780b4d8fed4334",
+        "rev": "fcac3d6d88302a5e64f6cb8014ac785e08874c8d",
         "type": "github"
       },
       "original": {
@@ -414,14 +414,14 @@
     },
     "nixpkgs-lib": {
       "locked": {
-        "lastModified": 1738452942,
-        "narHash": "sha256-vJzFZGaCpnmo7I6i416HaBLpC+hvcURh/BQwROcGIp8=",
+        "lastModified": 1740872140,
+        "narHash": "sha256-3wHafybyRfpUCLoE8M+uPVZinImg3xX+Nm6gEfN3G8I=",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/072a6db25e947df2f31aab9eccd0ab75d5b2da11.tar.gz"
+        "url": "https://github.com/NixOS/nixpkgs/archive/6d3702243441165a03f699f64416f635220f4f15.tar.gz"
       },
       "original": {
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/072a6db25e947df2f31aab9eccd0ab75d5b2da11.tar.gz"
+        "url": "https://github.com/NixOS/nixpkgs/archive/6d3702243441165a03f699f64416f635220f4f15.tar.gz"
       }
     },
     "nixpkgs-stable": {
@@ -442,11 +442,11 @@
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1739866667,
-        "narHash": "sha256-EO1ygNKZlsAC9avfcwHkKGMsmipUk1Uc0TbrEZpkn64=",
+        "lastModified": 1740828860,
+        "narHash": "sha256-cjbHI+zUzK5CPsQZqMhE3npTyYFt9tJ3+ohcfaOF/WM=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "73cf49b8ad837ade2de76f87eb53fc85ed5d4680",
+        "rev": "303bd8071377433a2d8f76e684ec773d70c5b642",
         "type": "github"
       },
       "original": {

flake.nix

@@ -50,7 +50,12 @@
   };
 
   outputs =
-    inputs@{ flake-parts, nixpkgs, ... }:
+    inputs@{
+      flake-parts,
+      nixpkgs,
+      self,
+      ...
+    }:
     flake-parts.lib.mkFlake { inherit inputs; } {
       imports = map (name: inputs.${name}.flakeModule) [
         "treefmt-nix"
@@ -60,7 +65,12 @@
         "x86_64-linux"
       ];
       perSystem =
-        { pkgs, lib, ... }:
+        {
+          pkgs,
+          lib,
+          self',
+          ...
+        }:
         {
           treefmt = {
             programs = {
@@ -70,12 +80,24 @@
             settings.global.excludes = [ "*.jpg" ];
           };
 
+          checks =
+            with lib;
+            concatMapAttrs
+              (typeName: concatMapAttrs (objectName: value: { "${typeName}-${objectName}" = value; }))
+              {
+                inherit (self') devShells;
+                nixosConfigurations = mapAttrs (
+                  _name: value: value.config.system.build.toplevel
+                ) self.nixosConfigurations;
+              };
+
           devShells.default = pkgs.mkShell {
             name = "nix-config-default-shell";
             packages = lib.attrValues {
               inherit (pkgs)
                 nixos-rebuild
                 nixos-facter
+                nix-fast-build
                 attic-client
                 sops
                 ssh-to-age

nixos-configurations/speer/default.nix

@@ -8,22 +8,6 @@
   ];
   facter.reportPath = ./facter.json;
 
-  virtualisation = {
-    # TODO: This should probably be somewhere else.
-    docker = {
-      enable = true;
-      enableOnBoot = false;
-    };
-    libvirtd.enable = true;
-    spiceUSBRedirection.enable = true;
-  };
-
-  boot.extraModprobeConfig = ''
-    options kvm_intel nested=1
-    options kvm_intel emulate_invalid_guest_state=0
-    options kvm ignore_msrs=1
-  '';
-
   # Set your time zone.
   time.timeZone = "Europe/Tallinn";
 

nixos-modules/base-system/default.nix

@@ -12,7 +12,6 @@
     pkgs.sbctl
   ];
 
-
   boot.loader.efi.canTouchEfiVariables = true;
   boot.initrd.systemd.enable = true;
 

nixos-modules/default.nix

@@ -9,5 +9,6 @@
     ./home-manager
     ./printing
     ./theme
+    ./virtualisation
   ];
 }

nixos-modules/virtualisation/default.nix

@@ -0,0 +1,18 @@
+{ ... }:
+{
+  virtualisation = {
+    # TODO: This should probably be somewhere else.
+    docker = {
+      enable = true;
+      enableOnBoot = false;
+    };
+    libvirtd.enable = true;
+    spiceUSBRedirection.enable = true;
+  };
+
+  boot.extraModprobeConfig = ''
+    options kvm_intel nested=1
+    options kvm_intel emulate_invalid_guest_state=0
+    options kvm ignore_msrs=1
+  '';
+}