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Install NixOS on Hetzner Cloud: Difference between revisions

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Once installed, unmount the ISO and reboot.
Once installed, unmount the ISO and reboot.


===== Hetnzer base configuration =====
===== Hetzner base configuration =====


In the example below, the id would be `hetzner-x86_64`.
In the example below, the id would be `hetzner-x86_64`.
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   ];
   ];


  boot.initrd.availableKernelModules = [ "ahci" "xhci_pci" "virtio_pci" "virtio_scsi" "sd_mod" "sr_mod" ];
  boot.initrd.kernelModules = [ ];
  boot.kernelModules = [ ];
  boot.extraModulePackages = [ ];
  swapDevices = [ ];
   networking.useDHCP = lib.mkDefault true;
   networking.useDHCP = lib.mkDefault true;
   nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
   nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
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</syntaxhighlight>
</syntaxhighlight>
#To build NixOS from the flake run:<syntaxhighlight lang="shell">
#To build NixOS from the flake run:<syntaxhighlight lang="shell">
nix run --extra-experimental-features 'nix-command flakes' github:nix-community/nixos-anywhere --flake /tmp/my-first-flake#my-hetzner-vm root@0.0.0.0 --build-on-remote
nix run --extra-experimental-features 'nix-command flakes' github:nix-community/nixos-anywhere -- --flake /tmp/my-hetzner-vm#my-hetzner-vm --target-host root@0.0.0.0 --build-on-remote
</syntaxhighlight>'''Note''': replace <code>0.0.0.0</code> with an IP address obtained during an earlier step.
</syntaxhighlight>'''Note''': replace <code>0.0.0.0</code> with an IP address obtained during an earlier step.
The NixOS on Hetzner is installed!
The NixOS on Hetzner is installed!
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references:
references:


* [[Disko]]
* [https://github.com/feelssexy/hetzner-auto-nixos/blob/main/hardware-configuration.nix sample regular hardware config]
* [https://github.com/feelssexy/hetzner-auto-nixos/blob/main/hardware-configuration.nix sample regular hardware config]
* [https://github.com/LGUG2Z/nixos-hetzner-cloud-starter/blob/master/disk-config.nix sample config using disko]
* [https://github.com/LGUG2Z/nixos-hetzner-cloud-starter/blob/master/disk-config.nix sample config using disko]
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* Run following script. Replace <code>NIX_CHANNEL</code> variable with the version string you wish to install.
* Run following script. Replace <code>NIX_CHANNEL</code> variable with the version string you wish to install.
<syntaxHighlight lang=bash>
<syntaxHighlight lang=bash>
curl https://raw.githubusercontent.com/elitak/nixos-infect/master/nixos-infect | NIX_CHANNEL=nixos-22.11 bash -x
curl https://raw.githubusercontent.com/elitak/nixos-infect/master/nixos-infect | NIX_CHANNEL=nixos-24.11 bash -x
</syntaxHighlight>
</syntaxHighlight>
* Reboot into NixOS
* Reboot into NixOS
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<syntaxhighlight lang="nix">
<syntaxhighlight lang="nix">
  systemd.network.enable = true;
systemd.network.enable = true;
  systemd.network.networks."30-wan" = {
systemd.network.networks."30-wan" = {
    matchConfig.Name = "ens3"; # either ens3 or enp1s0, check 'ip addr'
  matchConfig.Name = "ens3"; # either ens3 or enp1s0, check 'ip addr'
    networkConfig.DHCP = "ipv4";
  networkConfig.DHCP = "ipv4";
    address = [
  address = [
      # replace this subnet with the one assigned to your instance
    # replace this subnet with the one assigned to your instance
      "2a01:4f8:aaaa:bbbb::1/64"
    "2a01:4f8:aaaa:bbbb::1/64"
    ];
  ];
    routes = [
  routes = [
      { Gateway = "fe80::1"; }
    { Gateway = "fe80::1"; }
    ];
  ];
 
};
  };
</syntaxhighlight>
</syntaxhighlight>


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<syntaxhighlight lang="nix">
<syntaxhighlight lang="nix">
  systemd.network.networks."30-wan" = {
systemd.network.networks."30-wan" = {
    matchConfig.Name = "ens3"; # either ens3 (amd64) or enp1s0 (arm64)
  matchConfig.Name = "ens3"; # either ens3 (amd64) or enp1s0 (arm64)
    networkConfig.DHCP = "no";
  networkConfig.DHCP = "no";
    address = [
  address = [
      # replace this address with the one assigned to your instance
    # replace this address with the one assigned to your instance
      "A.B.C.D/32"
    "A.B.C.D/32"
      # replace this subnet with the one assigned to your instance
    # replace this subnet with the one assigned to your instance
      "2a01:4f8:AAAA:BBBB::1/64"
    "2a01:4f8:AAAA:BBBB::1/64"
    ];
  ];
    routes = [
  routes = [
      { Gateway = "172.31.1.1"; GatewayOnLink = true; }
    { Gateway = "172.31.1.1"; GatewayOnLink = true; }
      { Gateway = "fe80::1"; }
    { Gateway = "fe80::1"; }
    ];
  ];
  };
};
</syntaxhighlight>
</syntaxhighlight>


Retrieved from "https://wiki.nixos.org/wiki/Install_NixOS_on_Hetzner_Cloud"