Torjus Håkestad
7ffe2d71d6
Adds a new host configuration for building qcow2 images targeting OpenStack (NREC). Uses a nixos user with SSH key and sudo instead of root login, firewall enabled, and no internal services. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
73 lines
1.6 KiB
Nix
73 lines
1.6 KiB
Nix
{
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lib,
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pkgs,
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...
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}:
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{
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services.openssh = {
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enable = true;
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settings = {
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PermitRootLogin = lib.mkForce "no";
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PasswordAuthentication = false;
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};
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};
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users.users.nixos = {
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isNormalUser = true;
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extraGroups = [ "wheel" ];
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shell = pkgs.zsh;
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openssh.authorizedKeys.keys = [
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"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIAwfb2jpKrBnCw28aevnH8HbE5YbcMXpdaVv2KmueDu6 torjus@gunter"
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];
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};
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security.sudo.wheelNeedsPassword = false;
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programs.zsh.enable = true;
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homelab.dns.enable = false;
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homelab.monitoring.enable = false;
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homelab.host.labels.ansible = "false";
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# Minimal fileSystems for evaluation; openstack-config.nix overrides this at image build time
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fileSystems."/" = {
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device = lib.mkDefault "/dev/vda1";
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fsType = lib.mkDefault "ext4";
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};
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boot.loader.grub.enable = true;
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boot.loader.grub.device = "/dev/vda";
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networking.hostName = "nixos-openstack-template";
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networking.useNetworkd = true;
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networking.useDHCP = false;
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services.resolved.enable = true;
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systemd.network.enable = true;
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systemd.network.networks."ens3" = {
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matchConfig.Name = "ens3";
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networkConfig.DHCP = "ipv4";
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linkConfig.RequiredForOnline = "routable";
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};
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time.timeZone = "Europe/Oslo";
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networking.firewall.enable = true;
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networking.firewall.allowedTCPPorts = [ 22 ];
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nix.settings.substituters = [
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"https://cache.nixos.org"
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];
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nix.settings.trusted-public-keys = [
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"cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY="
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];
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environment.systemPackages = with pkgs; [
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age
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vim
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wget
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git
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];
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zramSwap.enable = true;
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system.stateVersion = "25.11";
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}
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