68 lines
1.9 KiB
Nix
68 lines
1.9 KiB
Nix
{ config, pkgs, ... }:
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let
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targetUser = "nixos";
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targetPort = 2222;
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in
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{
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imports =
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[ # Include the results of the hardware scan.
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./hardware-configuration.nix
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];
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boot.loader.grub.enable = true;
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boot.kernelModules = [ "kvm-intel" ];
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system.stateVersion = "22.11";
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# Options above are generate by running nixos-generate-config on the VM.
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# Needed otherwise deploy will say system won't be able to boot.
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boot.loader.grub.device = "/dev/vdb";
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# Needed to avoid getting into not available disk space in /boot.
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boot.loader.grub.configurationLimit = 1;
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# The NixOS /nix/.rw-store mountpoint is backed by tmpfs which uses memory. We need to increase
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# the available disk space to install home-assistant.
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virtualisation.vmVariant.virtualisation.memorySize = 8192;
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virtualisation.vmVariantWithBootLoader.virtualisation.memorySize = 8192;
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# Options above are needed to deploy in a VM.
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nix.settings.experimental-features = [ "nix-command" "flakes" ];
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# We need to create the user we will deploy with.
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users.users.${targetUser} = {
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isNormalUser = true;
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extraGroups = [ "wheel" ]; # Enable ‘sudo’ for the user.
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initialPassword = "nixos";
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# With this option, you don't need to use ssh-copy-id to copy the public ssh key to the VM.
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openssh.authorizedKeys.keyFiles = [
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./sshkey.pub
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];
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};
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# The user we're deploying with must be able to run sudo without password.
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security.sudo.extraRules = [
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{ users = [ targetUser ];
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commands = [
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{ command = "ALL";
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options = [ "NOPASSWD" ];
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}
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];
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}
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];
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# Needed to allow the user we're deploying with to write to the nix store.
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nix.settings.trusted-users = [
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targetUser
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];
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# We need to enable the ssh daemon to be able to deploy.
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services.openssh = {
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enable = true;
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ports = [ targetPort ];
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settings = {
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PermitRootLogin = "no";
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PasswordAuthentication = false;
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};
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};
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}
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