jmettes · June 4, 2021 06:09 · Oct 28, 2019 · Oct 28, 2019
diff --git a/iso.nix b/iso.nix
@@ -9,19 +9,13 @@
 
   # add the automated installation files
   environment.etc = {
-	"install.sh" = {
-	  source = ./install.sh;
-	  mode = "0700";
-	};
-	"configuration.nix" = {
-	  source = ./configuration.nix;
-	};
-	"hardware-configuration.nix" = {
-	  source = ./hardware-configuration.nix;
-	};
-	"closure-nix-store-path.txt" = {
-	  source = ./closure-nix-store-path.txt;
-	};
+    "install.sh" = {
+      source = ./install.sh;
+      mode = "0700";
+    };
+    "closure-nix-store-path.txt" = {
+      source = ./closure-nix-store-path.txt;
+    };
     "system" = {
       source = ./system;
     };

diff --git a/build-closure.sh b/build-closure.sh
@@ -0,0 +1,5 @@
+nix-build --attr system "./nixos.nix" -o result-closure
+readlink -f result-closure > closure-nix-store-path.txt
+rm -r system
+mkdir system
+nix copy ./result-closure --to file://./system
diff --git a/build-iso.sh b/build-iso.sh
@@ -0,0 +1 @@
+nix-build '<nixpkgs/nixos>' -A config.system.build.isoImage -I nixos-config=iso.nix -o result-iso
diff --git a/configuration.nix b/configuration.nix
@@ -0,0 +1,44 @@
+{ config, pkgs, ... }:
+
+{
+  imports =
+  [
+    ./hardware-configuration.nix
+  ];
+
+  boot.loader.grub.device = "/dev/sda";
+
+  services.openssh = {
+    enable = true;
+    permitRootLogin = "no";
+  };
+
+  networking = {
+    defaultGateway = {
+      address = "192.168.1.1";
+      interface = "enp3s0";
+    };
+
+    interfaces.enp3s0 = {
+      useDHCP = false;
+      ipv4.addresses = [{
+        address = "192.168.1.2";
+        prefixLength = 24;
+      }];
+    };
+
+    nameservers = ["8.8.8.8" "8.8.4.4"];
+  };
+
+  users.users.myuser = {
+    isNormalUser = true;
+    extraGroups = [ "wheel" ];
+    password = "mypassword";
+  };
+
+  environment.systemPackages = [
+    pkgs.vim
+  ];
+
+  system.stateVersion = "19.03";
+}
diff --git a/hardware-configuration.nix b/hardware-configuration.nix
@@ -0,0 +1,18 @@
+{ config, lib, pkgs, ... }:
+
+{
+  imports = [ ];
+
+  boot.initrd.availableKernelModules = [ "ata_piix" "ohci_pci" "sd_mod" "sr_mod" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" =
+    { device = "/dev/disk/by-label/nixos";
+      fsType = "ext4";
+    };
+
+  swapDevices = [ ];
+  nix.maxJobs = lib.mkDefault 1;
+}
diff --git a/install.sh b/install.sh
@@ -0,0 +1,18 @@
+echo "create MBR partition"
+parted --script /dev/sda -- mklabel msdos
+
+echo "create root partition"
+parted --script -a opt /dev/sda mkpart primary ext4 0% 100%
+
+echo "format partition"
+mkfs.ext4 -L nixos /dev/sda1 -F
+sleep 1
+
+echo "mount target filesystem"
+mount /dev/disk/by-label/nixos /mnt
+
+echo "copy closure to nix store"
+nix copy --from file:///etc/system $(cat /etc/closure-nix-store-path.txt) --option binary-caches "" --no-check-sigs
+
+echo "install nix"
+nixos-install --no-root-passwd --option binary-caches "" --system $(cat /etc/closure-nix-store-path.txt)
diff --git a/iso.nix b/iso.nix
@@ -0,0 +1,37 @@
+{ config, pkgs, ... }:
+
+{
+  imports = [
+    # https://nixos.wiki/wiki/Creating_a_NixOS_live_CD
+    <nixpkgs/nixos/modules/installer/cd-dvd/installation-cd-minimal.nix>
+    <nixpkgs/nixos/modules/installer/cd-dvd/channel.nix>
+  ];
+
+  # add the automated installation files
+  environment.etc = {
+	"install.sh" = {
+	  source = ./install.sh;
+	  mode = "0700";
+	};
+	"configuration.nix" = {
+	  source = ./configuration.nix;
+	};
+	"hardware-configuration.nix" = {
+	  source = ./hardware-configuration.nix;
+	};
+	"closure-nix-store-path.txt" = {
+	  source = ./closure-nix-store-path.txt;
+	};
+    "system" = {
+      source = ./system;
+    };
+  };
+
+  # automatically run install script
+  environment.etc."profile.local".text = ''
+    /etc/install.sh
+    reboot
+  '';
+
+
+}
diff --git a/nixos.nix b/nixos.nix
@@ -0,0 +1,17 @@
+# http://www.haskellforall.com/2018/08/nixos-in-production.html
+let
+  nixpkgs = builtins.fetchTarball {
+    url = "https://github.com/NixOS/nixpkgs/archive/b74b1cdb2fecc31ff7a127c5bc89771f887c93bb.tar.gz";
+    sha256 = "0ncr4g29220amqm4riaa1xf4jz55v2nmh9fi16f1gzhww1gplk8h";
+  };
+
+in
+  import "${nixpkgs}/nixos" {
+    configuration = {
+      imports = [
+        ./configuration.nix
+      ];
+    };
+
+    system = "x86_64-linux";
+  }
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		nix-build '<nixpkgs/nixos>' -A config.system.build.isoImage -I nixos-config=iso.nix -o result-iso
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