Initial commit. Add configuration for NixOS Proxmox image
This commit is contained in:
commit
4193e65a04
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.gitignore
vendored
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.gitignore
vendored
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result
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10
config/common/default-host-platform.nix
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config/common/default-host-platform.nix
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# Set a default host platform.
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# Sources for this configuration:
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# - a generated NixOS 23.05 configuration
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{ config, pkgs, lib, ... }:
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{
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# Set a default host platform for good measure.
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nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
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}
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17
config/common/default-state-version.nix
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config/common/default-state-version.nix
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# Set a default state version.
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# Sources for this configuration:
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# - a generated NixOS 23.05 configuration
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{ config, pkgs, lib, ... }:
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{
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# Set a default state version for good measure.
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# NixOS 23.05 configuration comment:
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# This value determines the NixOS release from which the default
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# settings for stateful data, like file locations and database versions
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# on your system were taken. It‘s perfectly fine and recommended to leave
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# this value at the release version of the first install of this system.
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# Before changing this value read the documentation for this option
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# (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
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system.stateVersion = lib.mkDefault "23.05";
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}
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config/common/default.nix
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config/common/default.nix
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{ config, pkgs, ... }:
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{
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imports = [
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./default-host-platform.nix
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./default-state-version.nix
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./localization.nix
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./ssh.nix
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./users.nix
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];
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}
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24
config/common/localization.nix
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config/common/localization.nix
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# Some common localization settings.
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# Sources for this configuration:
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# - a generated NixOS 23.05 configuration
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{ config, pkgs, ... }:
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{
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time.timeZone = "Europe/Berlin";
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i18n = {
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defaultLocale = "en_US.UTF-8";
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extraLocaleSettings = {
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LC_ADDRESS = "de_DE.UTF-8";
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LC_IDENTIFICATION = "de_DE.UTF-8";
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LC_MEASUREMENT = "de_DE.UTF-8";
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LC_MONETARY = "de_DE.UTF-8";
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LC_NAME = "de_DE.UTF-8";
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LC_NUMERIC = "de_DE.UTF-8";
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LC_PAPER = "de_DE.UTF-8";
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LC_TELEPHONE = "de_DE.UTF-8";
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LC_TIME = "de_DE.UTF-8";
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};
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};
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}
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config/common/ssh.nix
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config/common/ssh.nix
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# Common SSH configuration.
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# Sources for this configuration:
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# - https://nixos.org/manual/nixos/stable/#sec-ssh
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# - https://infosec.mozilla.org/guidelines/openssh
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# - Julians deploy_ssh_server_config Ansible role
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{ config, pkgs, ... }:
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{
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services.openssh = {
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enable = true;
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openFirewall = true;
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settings = {
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# Set KexAlgorithms to match Mozilla Modern guideline as of 2023-09-09.
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KexAlgorithms = [
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"curve25519-sha256@libssh.org"
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"ecdh-sha2-nistp521"
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"ecdh-sha2-nistp384"
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"ecdh-sha2-nistp256"
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"diffie-hellman-group-exchange-sha256"
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];
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# Macs seem reasonable as the default of NixOS 23.05 is a subset of the Mozilla Modern guideline as of 2023-09-09.
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# Ciphers seem reasonable as the default of NixOS 23.05 matches the Mozilla Modern guideline as of 2023-09-09.
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# X11 Forwarding shouldn't be needed.
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X11Forwarding = false;
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# Don't allow root login.
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PermitRootLogin = "no";
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PasswordAuthentication = false;
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KbdInteractiveAuthentication = false;
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# Set this according to Mozilla Modern guideline as of 2023-09-09.
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# The guidelines description:
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# LogLevel VERBOSE logs user's key fingerprint on login. Needed to have a
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# clear audit track of which key was using to log in.
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LogLevel = "VERBOSE";
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};
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# Set those according to Mozilla Modern guideline as of 2023-09-09.
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# The guidelines description:
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# Log sftp level file access (read/write/etc.) that would not be easily
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# logged otherwise.
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sftpFlags = [
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"-f AUTHPRIV"
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"-l INFO"
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];
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};
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}
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config/common/users.nix
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config/common/users.nix
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# Common users.
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# Sources for this configuration:
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# - a generated NixOS 23.05 configuration
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# - https://nixos.org/manual/nixos/stable/#sec-user-management
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{ config, pkgs, lib, ... }:
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let
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authorizedKeysRepo = builtins.fetchGit {
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url = "ssh://git@gitlab.hamburg.ccc.de:4242/ccchh/infrastructure-authorized-keys.git";
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ref = "trunk";
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rev = "1b625d752fe5f19fd110871b9e3dfc6c93d3495a";
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};
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in
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{
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users.mutableUsers = false;
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users.users.chaos = {
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isNormalUser = true;
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description = "Chaos";
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extraGroups = [ "wheel" ];
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openssh.authorizedKeys.keys = builtins.filter (item: item != "") (lib.strings.splitString "\n" (builtins.readFile "${authorizedKeysRepo}/authorized_keys"));
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};
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# Since our user doesn't have a password, allow passwordless sudo for wheel.
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security.sudo.wheelNeedsPassword = false;
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}
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config/nixos-generators/proxmox.nix
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config/nixos-generators/proxmox.nix
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# Sources for this configuration:
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# - https://github.com/NixOS/nixpkgs/blob/069de7d3deafab651fd627c8f6d7e4c7b33087a2/nixos/modules/virtualisation/proxmox-image.nix#L6
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# - https://git.grzb.de/yuri/nix-infra/-/blob/aa38daeea59f2ca12b7e591de6f8b61565780c48/configuration/nixos-generators/default.nix#L13
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# - https://git.grzb.de/yuri/nix-infra/-/blob/aa38daeea59f2ca12b7e591de6f8b61565780c48/flake.nix#L39
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{ config, pkgs, ... }:
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{
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proxmox = {
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qemuConf = {
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boot = "order=virtio0";
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cores = 2;
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memory = 512;
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bios = "seabios";
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net0 = "virtio=00:00:00:00:00:00,bridge=vmbr0,firewall=1,tag=999";
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};
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qemuExtraConf = {
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cpu = "cputype=host,flags=+aes";
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template = 1;
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};
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};
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}
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config/proxmox-vm/boot.nix
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config/proxmox-vm/boot.nix
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# A Proxmox VM BIOS boot configuration.
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# Sources for this configuration:
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# - a generated NixOS 23.05 configuration
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# - https://github.com/NixOS/nixpkgs/blob/069de7d3deafab651fd627c8f6d7e4c7b33087a2/nixos/modules/virtualisation/proxmox-image.nix#L241
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{ config, pkgs, ... }:
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{
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boot = {
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initrd.availableKernelModules = [ "uas" "virtio_blk" "virtio_pci" ];
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initrd.kernelModules = [ ];
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# Not specified here:
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# - boot.kernelModules
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# - boot.extraModulePackages
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# Please specify as needed.
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# Grow the root partition on boot.
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growPartition = true;
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kernelParams = [ "console=ttyS0" ];
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loader.grub = {
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enable = true;
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# TODO: Can we use "/dev/disk/by-label/nixos" here?
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device = "/dev/vda";
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};
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loader.timeout = 0;
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};
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}
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9
config/proxmox-vm/default.nix
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config/proxmox-vm/default.nix
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{ config, pkgs, ... }:
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{
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imports = [
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./boot.nix
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./qemu-guest-agent.nix
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./storage.nix
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];
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}
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config/proxmox-vm/qemu-guest-agent.nix
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config/proxmox-vm/qemu-guest-agent.nix
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# A Proxmox VM qemu-guest-agent configuration.
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# Sources for this configuration:
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# - https://github.com/NixOS/nixpkgs/blob/069de7d3deafab651fd627c8f6d7e4c7b33087a2/nixos/modules/virtualisation/proxmox-image.nix#L270
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{ config, pkgs, ... }:
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{
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services.qemuGuest.enable = true;
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}
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config/proxmox-vm/storage.nix
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config/proxmox-vm/storage.nix
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# A Proxmox VM storage configuration.
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# Sources for this configuration:
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# - a generated NixOS 23.05 configuration
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# - https://github.com/NixOS/nixpkgs/blob/069de7d3deafab651fd627c8f6d7e4c7b33087a2/nixos/modules/virtualisation/proxmox-image.nix#L260
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{ config, pkgs, ... }:
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{
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fileSystems."/" = {
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device = "/dev/disk/by-label/nixos";
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autoResize = true;
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fsType = "ext4";
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};
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# Not specified here:
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# - swapDevices
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# If needed, manually specify it elsewhere.
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}
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64
flake.lock
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flake.lock
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{
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"nodes": {
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"nixlib": {
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"locked": {
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"lastModified": 1693701915,
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"narHash": "sha256-waHPLdDYUOHSEtMKKabcKIMhlUOHPOOPQ9UyFeEoovs=",
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"owner": "nix-community",
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"repo": "nixpkgs.lib",
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"rev": "f5af57d3ef9947a70ac86e42695231ac1ad00c25",
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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": "nixpkgs.lib",
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"type": "github"
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}
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},
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"nixos-generators": {
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"inputs": {
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"nixlib": "nixlib",
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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": 1693791338,
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"narHash": "sha256-wHmtB5H8AJTUaeGHw+0hsQ6nU4VyvVrP2P4NeCocRzY=",
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"owner": "nix-community",
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"repo": "nixos-generators",
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"rev": "8ee78470029e641cddbd8721496da1316b47d3b4",
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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": "nixos-generators",
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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": 1694304580,
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"narHash": "sha256-5tIpNodDpEKT8mM/F5zCzWEAnidOg8eb1/x3SRaaBLs=",
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"owner": "nixos",
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"repo": "nixpkgs",
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"rev": "4c8cf44c5b9481a4f093f1df3b8b7ba997a7c760",
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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": "nixos-23.05",
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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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"nixos-generators": "nixos-generators",
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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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27
flake.nix
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flake.nix
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{
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description = "CCCHH Nix Infrastructure";
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inputs = {
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nixpkgs.url = "github:nixos/nixpkgs/nixos-23.05";
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# Add nixos-generators as an input.
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# See here: https://github.com/nix-community/nixos-generators#using-in-a-flake
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nixos-generators = {
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url = "github:nix-community/nixos-generators";
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inputs.nixpkgs.follows = "nixpkgs";
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};
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};
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outputs = { nixpkgs, nixos-generators, ... }: {
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packages.x86_64-linux = {
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proxmox = nixos-generators.nixosGenerate {
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system = "x86_64-linux";
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modules = [
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./config/nixos-generators/proxmox.nix
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./config/common
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./config/proxmox-vm
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];
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format = "proxmox";
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};
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};
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};
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}
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