chore: set up nexus for testing

flake.lock

@@ -2,14 +2,16 @@
   "nodes": {
     "home-manager": {
       "inputs": {
-        "nixpkgs": "nixpkgs"
+        "nixpkgs": [
+          "nixpkgs"
+        ]
       },
       "locked": {
-        "lastModified": 1749154018,
-        "narHash": "sha256-gjN3j7joRvT3a8Zgcylnd4NFsnXeDBumqiu4HmY1RIg=",
+        "lastModified": 1756679287,
+        "narHash": "sha256-Xd1vOeY9ccDf5VtVK12yM0FS6qqvfUop8UQlxEB+gTQ=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "7aae0ee71a17b19708b93b3ed448a1a0952bf111",
+        "rev": "07fc025fe10487dd80f2ec694f1cd790e752d0e8",
         "type": "github"
       },
       "original": {
@@ -21,11 +23,11 @@
     },
     "nixos-hardware": {
       "locked": {
-        "lastModified": 1750431636,
-        "narHash": "sha256-vnzzBDbCGvInmfn2ijC4HsIY/3W1CWbwS/YQoFgdgPg=",
+        "lastModified": 1757103352,
+        "narHash": "sha256-PtT7ix43ss8PONJ1VJw3f6t2yAoGH+q462Sn8lrmWmk=",
         "owner": "NixOS",
         "repo": "nixos-hardware",
-        "rev": "1552a9f4513f3f0ceedcf90320e48d3d47165712",
+        "rev": "11b2a10c7be726321bb854403fdeec391e798bf0",
         "type": "github"
       },
       "original": {
@@ -36,11 +38,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1749024892,
-        "narHash": "sha256-OGcDEz60TXQC+gVz5sdtgGJdKVYr6rwdzQKuZAJQpCA=",
+        "lastModified": 1757020766,
+        "narHash": "sha256-PLoSjHRa2bUbi1x9HoXgTx2AiuzNXs54c8omhadyvp0=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "8f1b52b04f2cb6e5ead50bd28d76528a2f0380ef",
+        "rev": "fe83bbdde2ccdc2cb9573aa846abe8363f79a97a",
         "type": "github"
       },
       "original": {
@@ -52,11 +54,11 @@
     },
     "nixpkgs-unstable": {
       "locked": {
-        "lastModified": 1751271578,
-        "narHash": "sha256-P/SQmKDu06x8yv7i0s8bvnnuJYkxVGBWLWHaU+tt4YY=",
+        "lastModified": 1756787288,
+        "narHash": "sha256-rw/PHa1cqiePdBxhF66V7R+WAP8WekQ0mCDG4CFqT8Y=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "3016b4b15d13f3089db8a41ef937b13a9e33a8df",
+        "rev": "d0fc30899600b9b3466ddb260fd83deb486c32f1",
         "type": "github"
       },
       "original": {
@@ -66,27 +68,11 @@
         "type": "github"
       }
     },
-    "nixpkgs_2": {
-      "locked": {
-        "lastModified": 1750259320,
-        "narHash": "sha256-H8J4H2XCIMEJ5g6fZ179QfQvsc2dUqhqfBjC8RAHNRY=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "9ba04bda9249d5d5e5238303c9755de5a49a79c5",
-        "type": "github"
-      },
-      "original": {
-        "owner": "NixOS",
-        "ref": "nixos-25.05",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
     "root": {
       "inputs": {
         "home-manager": "home-manager",
         "nixos-hardware": "nixos-hardware",
-        "nixpkgs": "nixpkgs_2",
+        "nixpkgs": "nixpkgs",
         "nixpkgs-unstable": "nixpkgs-unstable"
       }
     }

flake.nix

@@ -2,7 +2,12 @@
   inputs = {
     nixpkgs.url = "github:NixOS/nixpkgs/nixos-25.05";
     nixpkgs-unstable.url = "github:NixOS/nixpkgs/nixos-unstable";
-    home-manager.url = "github:nix-community/home-manager/release-25.05";
+#    nixpkgs-unstable.url = "github:transcaffeine/nixpkgs/nexus/3.81.1";
+#    nixpkgs-unstable.url = "git+file:/home/transcaffeine/git/transcaffeine/nixpkgs";
+    home-manager = {
+      url = "github:nix-community/home-manager/release-25.05";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
     nixos-hardware.url = "github:NixOS/nixos-hardware";
   };
 

hosts/affogato/default.nix

@@ -20,7 +20,6 @@
   boot.loader.systemd-boot.enable = true;
   boot.loader.efi.canTouchEfiVariables = true;
 
-  boot.kernelPackages = pkgs.linuxPackages_6_13;
   boot.kernelParams = [
    # disable panel self refresh for i915
    #"i915.enable_psr=0"

hosts/nixos-unstable/configuration.nix

@@ -13,14 +13,6 @@
   # Set your time zone.
   time.timeZone = "Europe/Amsterdam";
 
-  # Select internationalisation properties.
-  # i18n.defaultLocale = "en_US.UTF-8";
-  # console = {
-  #   font = "Lat2-Terminus16";
-  #   keyMap = "us";
-  #   useXkbConfig = true; # use xkb.options in tty.
-  # };
-
   # Define a user account. Don't forget to set a password with ‘passwd’.
   users.mutableUsers = false;
   users.users.root.hashedPassword = "$y$j9T$i4Yx7PqpLH9bPaNb4SVLm/$dv2gVHCHiRZv.Y00rbNx4QeIExunnfHp57WEnh8qLF1";
@@ -32,7 +24,25 @@
       tree
     ];
   };
+  users.users.bob = {
+    isNormalUser = true;
+    createHome = false;
+    group = "builders";
+    description = "Bob the builder";
 
+    openssh.authorizedKeys.keys = [
+      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIPMChr3iWCl4ahoVsm/UyUQut9p0QIfqTsncsDkgBoRU carbon"
+    ];
+  };
+
+  users.groups.builders = {};
+
+  nix.settings.trusted-users = [ "remotebuild" ];
+
+  services.nscd = {
+    enableNsncd = true;
+    workerThreads = 2;
+  };
   environment.systemPackages = with pkgs; [
   ];
 

hosts/nixos-unstable/default.nix

@@ -4,4 +4,11 @@
     ./configuration.nix
     ../../profiles/base
   ];
+  nixpkgs.config.permittedInsecurePackages = [
+    "nexus-3.70.1-02"
+  ];
+  services.nexus = {
+    enable = true;
+    package = pkgs.nexus3;
+  };
 }

profiles/base/default.nix

@@ -42,4 +42,21 @@
     usbutils
     pciutils
   ];
+  programs.bash.promptInit = ''
+    # Provide a nice prompt if the terminal supports it.
+    if [ "$TERM" != "dumb" ] || [ -n "$INSIDE_EMACS" ]; then
+      PROMPT_COLOR="38;5;253m"
+      PATH_PROMPT_COLOR="38;5;199m"
+      ((UID)) && PROMPT_COLOR="1;32m"
+      if [ -n "$INSIDE_EMACS" ]; then
+        # Emacs term mode doesn't support xterm title escape sequence (\e]0;)
+        PS1="[\[\033[$PROMPT_COLOR\]\u\033[0m@\H:\033[1m\033[$PATH_PROMPT_COLOR\w\a\]\[\033[0m\]]\$ "
+      else
+        PS1="[\[\033[$PROMPT_COLOR\]\u\033[0m@\H:\033[1m\033[$PATH_PROMPT_COLOR\w\a\]\[\033[0m\]]\$ "
+      fi
+      if test "$TERM" = "xterm"; then
+        PS1="\[\033]2;\h:\u:\w\007\]$PS1"
+      fi
+    fi
+  '';
 }