Add rust toolchain

flake.lock

@@ -43,6 +43,24 @@
       }
     },
     "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1681202837,
+        "narHash": "sha256-H+Rh19JDwRtpVPAWp64F+rlEtxUWBAQW28eAi3SRSzg=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "cfacdce06f30d2b68473a46042957675eebb3401",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "flake-utils_2": {
       "locked": {
         "lastModified": 1667395993,
         "narHash": "sha256-nuEHfE/LcWyuSWnS8t12N1wc105Qtau+/OdUAjtQ0rA=",
@@ -175,9 +193,44 @@
         "type": "github"
       }
     },
-    "pwnix": {
+    "nixpkgs_4": {
+      "locked": {
+        "lastModified": 1681358109,
+        "narHash": "sha256-eKyxW4OohHQx9Urxi7TQlFBTDWII+F+x2hklDOQPB50=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "96ba1c52e54e74c3197f4d43026b3f3d92e83ff9",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "oxalica": {
       "inputs": {
         "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs_4"
+      },
+      "locked": {
+        "lastModified": 1687141659,
+        "narHash": "sha256-ckvEuxejYmFTyFF0u9CWV8h5u+ubuxA7vYrOw/GXRXg=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "86302751ef371597d48951983e1a2f04fe78d4ff",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
+      }
+    },
+    "pwnix": {
+      "inputs": {
+        "flake-utils": "flake-utils_2",
         "jwt-tool": "jwt-tool",
         "nixpkgs": [
           "nixpkgs"
@@ -220,8 +273,24 @@
         "home-manager": "home-manager_2",
         "nixos-hardware": "nixos-hardware",
         "nixpkgs": "nixpkgs_3",
+        "oxalica": "oxalica",
         "pwnix": "pwnix"
       }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
     }
   },
   "root": "root",

flake.nix

@@ -9,9 +9,10 @@
     };
     agenix.url = github:ryantm/agenix;
     nixos-hardware.url = github:NixOS/nixos-hardware;
+    oxalica.url = github:oxalica/rust-overlay;
   };
 
-  outputs = args@{ home-manager, nixpkgs, agenix, nixos-hardware, ... }: with nixpkgs; {
+  outputs = args@{ home-manager, nixpkgs, agenix, nixos-hardware, oxalica, ... }: with nixpkgs; {
   
       # Configurations for NixOS machines.
       nixosConfigurations =
@@ -19,6 +20,8 @@
               imports = [ home-manager.nixosModules.home-manager ];
               config = {
                 home-manager.users."riley" = (import "${path}/home.nix");
+                home-manager.extraSpecialArgs = args;
+                home-manager.useGlobalPkgs = true;
               };
             };
         in {
@@ -42,8 +45,6 @@
             modules = [
               (mkUserConfig ./system/lime)
               agenix.nixosModules.default
-              nixos-hardware.nixosModules.lenovo-thinkpad-x390
-              nixos-hardware.nixosModules.common-gpu-nvidia-disable
               ./system/lime/core.nix
               ./shared/core
               ./shared/secrets.nix

shared/home/default.nix

@@ -4,6 +4,7 @@
 
   imports = [
     ./bash.nix
+    ./rust.nix
     ./git.nix
     ./mpd.nix
     ./xdg.nix

shared/home/rust.nix

@@ -0,0 +1,14 @@
+{ oxalica, nixpkgs, ... }: {
+
+  home.packages = let
+    pkgs = import nixpkgs { overlays = [ oxalica.overlays.default ]; };
+    # We want an up-to-date nightly but also we need there to be stdlib and stuff
+    rust = pkgs.rust-bin.selectLatestNightlyWith (tc: tc.default.override {
+      extensions = [ "rust-src" ];
+    });
+  in [
+    rust
+    pkgs.rust-analyzer
+  ];
+
+}

system/lime/core.nix

@@ -1,6 +1,10 @@
-{ lib, modulesPath, ... }: {
+{ lib, nixos-hardware, ... }: {
 
-  imports = [./hardware-configuration.nix];
+  imports = [
+    nixos-hardware.nixosModules.lenovo-thinkpad-x390
+    nixos-hardware.nixosModules.common-gpu-nvidia-disable
+    ./hardware-configuration.nix
+  ];
 
   custom = {
     gui.enable = true;