First attempt at nixos-anywhere starting clean from instructions
I tested and this didn't work, I suspect the boot configuration is off.
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56
nixos-anywhere-nocix/configuration.nix
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56
nixos-anywhere-nocix/configuration.nix
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{
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modulesPath,
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lib,
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pkgs,
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...
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} @ args:
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{
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imports = [
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(modulesPath + "/installer/scan/not-detected.nix")
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(modulesPath + "/profiles/qemu-guest.nix")
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./disk-config.nix
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];
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boot.loader.grub = {
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# no need to set devices, disko will add all devices that have a EF02 partition to the list already
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# devices = [ ];
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efiSupport = true;
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efiInstallAsRemovable = true;
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};
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services.openssh.enable = true;
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environment.systemPackages = map lib.lowPrio [
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pkgs.curl
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pkgs.gitMinimal
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];
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networking = {
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defaultGateway = {
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address = "107.150.59.201";
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interface = "enp2s0";
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};
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defaultGateway6 = {
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address = "2604:4300:a:27e::1";
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interface = "enp2s0";
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};
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interfaces.enp2s0 = {
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ipv4.addresses = [{
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address = "107.150.59.202";
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prefixLength = 29;
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}];
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ipv6.addresses = [{
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address = "2604:4300:a:27e::2";
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prefixLength = 64;
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}];
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};
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nameservers = ["192.187.107.16"];
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search = ["nocix.net"];
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};
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users.users.root.openssh.authorizedKeys.keys =
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[
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# change this to your ssh key
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"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBvhtF6nRWlA6PVs71Eek7p0p2PxTd3P6ZEGFV2t75MB eliribble@nixos"
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"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIHL1SpT3KR8XeXtH19muncYVrKxWzWdWtJYNTwoJGTm3 eliribble@Elis-Mac-mini.local"
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] ++ (args.extraPublicKeys or []); # this is used for unit-testing this module and can be removed if not needed
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system.stateVersion = "25.05";
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}
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56
nixos-anywhere-nocix/disk-config.nix
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56
nixos-anywhere-nocix/disk-config.nix
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# Example to create a bios compatible gpt partition
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{ lib, ... }:
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{
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disko.devices = {
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disk.disk1 = {
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device = lib.mkDefault "/dev/sda";
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type = "disk";
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content = {
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type = "gpt";
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partitions = {
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boot = {
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name = "boot";
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size = "1M";
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type = "EF02";
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};
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esp = {
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name = "ESP";
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size = "500M";
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type = "EF00";
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content = {
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type = "filesystem";
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format = "vfat";
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mountpoint = "/boot";
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};
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};
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root = {
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name = "root";
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size = "100%";
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content = {
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type = "lvm_pv";
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vg = "pool";
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};
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};
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};
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};
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};
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lvm_vg = {
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pool = {
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type = "lvm_vg";
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lvs = {
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root = {
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size = "100%FREE";
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content = {
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type = "filesystem";
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format = "ext4";
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mountpoint = "/";
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mountOptions = [
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"defaults"
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];
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};
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};
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};
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};
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};
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};
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}
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64
nixos-anywhere-nocix/flake.lock
generated
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64
nixos-anywhere-nocix/flake.lock
generated
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{
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"nodes": {
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"disko": {
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"inputs": {
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"nixpkgs": [
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"nixpkgs"
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]
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},
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"locked": {
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"lastModified": 1756733629,
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"narHash": "sha256-dwWGlDhcO5SMIvMSTB4mjQ5Pvo2vtxvpIknhVnSz2I8=",
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"owner": "nix-community",
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"repo": "disko",
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"rev": "a5c4f2ab72e3d1ab43e3e65aa421c6f2bd2e12a1",
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"type": "github"
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},
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"original": {
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"owner": "nix-community",
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"repo": "disko",
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"type": "github"
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}
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},
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"nixos-facter-modules": {
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"locked": {
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"lastModified": 1756491981,
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"narHash": "sha256-lXyDAWPw/UngVtQfgQ8/nrubs2r+waGEYIba5UX62+k=",
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"owner": "numtide",
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"repo": "nixos-facter-modules",
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"rev": "c1b29520945d3e148cd96618c8a0d1f850965d8c",
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"type": "github"
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},
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"original": {
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"owner": "numtide",
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"repo": "nixos-facter-modules",
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"type": "github"
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}
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},
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"nixpkgs": {
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"locked": {
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"lastModified": 1756819007,
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"narHash": "sha256-12V64nKG/O/guxSYnr5/nq1EfqwJCdD2+cIGmhz3nrE=",
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"owner": "NixOS",
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"repo": "nixpkgs",
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"rev": "aaff8c16d7fc04991cac6245bee1baa31f72b1e1",
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"type": "github"
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},
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"original": {
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"owner": "NixOS",
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"ref": "nixpkgs-unstable",
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"repo": "nixpkgs",
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"type": "github"
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}
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},
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"root": {
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"inputs": {
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"disko": "disko",
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"nixos-facter-modules": "nixos-facter-modules",
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"nixpkgs": "nixpkgs"
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}
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}
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},
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"root": "root",
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"version": 7
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}
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70
nixos-anywhere-nocix/flake.nix
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70
nixos-anywhere-nocix/flake.nix
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{
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inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
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inputs.disko.url = "github:nix-community/disko";
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inputs.disko.inputs.nixpkgs.follows = "nixpkgs";
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inputs.nixos-facter-modules.url = "github:numtide/nixos-facter-modules";
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outputs =
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{
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nixpkgs,
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disko,
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nixos-facter-modules,
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...
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}:
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{
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nixosConfigurations.hetzner-cloud = nixpkgs.lib.nixosSystem {
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system = "x86_64-linux";
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modules = [
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disko.nixosModules.disko
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./configuration.nix
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];
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};
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# tested with 2GB/2CPU droplet, 1GB droplets do not have enough RAM for kexec
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nixosConfigurations.digitalocean = nixpkgs.lib.nixosSystem {
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system = "x86_64-linux";
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modules = [
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./digitalocean.nix
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disko.nixosModules.disko
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{ disko.devices.disk.disk1.device = "/dev/vda"; }
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./configuration.nix
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];
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};
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nixosConfigurations.hetzner-cloud-aarch64 = nixpkgs.lib.nixosSystem {
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system = "aarch64-linux";
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modules = [
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disko.nixosModules.disko
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./configuration.nix
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];
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};
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# Use this for all other targets
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# nixos-anywhere --flake .#generic --generate-hardware-config nixos-generate-config ./hardware-configuration.nix <hostname>
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nixosConfigurations.generic = nixpkgs.lib.nixosSystem {
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system = "x86_64-linux";
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modules = [
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disko.nixosModules.disko
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./configuration.nix
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./hardware-configuration.nix
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];
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};
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# Slightly experimental: Like generic, but with nixos-facter (https://github.com/numtide/nixos-facter)
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# nixos-anywhere --flake .#generic-nixos-facter --generate-hardware-config nixos-facter facter.json <hostname>
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nixosConfigurations.generic-nixos-facter = nixpkgs.lib.nixosSystem {
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system = "x86_64-linux";
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modules = [
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disko.nixosModules.disko
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./configuration.nix
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nixos-facter-modules.nixosModules.facter
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{
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config.facter.reportPath =
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if builtins.pathExists ./facter.json then
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./facter.json
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else
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throw "Have you forgotten to run nixos-anywhere with `--generate-hardware-config nixos-facter ./facter.json`?";
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}
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];
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};
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};
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}
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25
nixos-anywhere-nocix/hardware-configuration.nix
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25
nixos-anywhere-nocix/hardware-configuration.nix
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# Do not modify this file! It was generated by ‘nixos-generate-config’
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# and may be overwritten by future invocations. Please make changes
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# to /etc/nixos/configuration.nix instead.
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{ config, lib, pkgs, modulesPath, ... }:
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{
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imports =
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[ (modulesPath + "/installer/scan/not-detected.nix")
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];
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boot.initrd.availableKernelModules = [ "ahci" "ohci_pci" "ehci_pci" "xhci_pci" "sd_mod" ];
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boot.initrd.kernelModules = [ ];
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boot.kernelModules = [ "kvm-amd" ];
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boot.extraModulePackages = [ ];
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# Enables DHCP on each ethernet and wireless interface. In case of scripted networking
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# (the default) this is the recommended approach. When using systemd-networkd it's
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# still possible to use this option, but it's recommended to use it in conjunction
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# with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
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#networking.useDHCP = lib.mkDefault true;
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# networking.interfaces.enp2s0.useDHCP = lib.mkDefault true;
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nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
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hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
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}
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