forked from fediversity/fediversity
406 lines
15 KiB
Nix
406 lines
15 KiB
Nix
{
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config,
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system,
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inputs ? (import ../../../default.nix { }).inputs, # XXX can't be serialized
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sources ? import ../../../npins,
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...
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}@args:
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# FIXME allow default values for `config` module parameters?
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let
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# having this module's location (`self`) and (serializable) `args`, we know
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# enough to make it re-call itself to extract different info elsewhere later.
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# we use this to make a deployment script using the desired nixos config,
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# which would otherwise not be serializable, while nix also makes it hard to
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# produce its derivation to pass thru without a `nix-instantiate` call,
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# which in turn would need to be passed the (unserializable) nixos config.
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self = "deployment/check/common/data-model.nix";
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inherit (sources) nixpkgs;
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pkgs = import nixpkgs { inherit system; };
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inherit (pkgs) lib;
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deployment-config = config;
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inherit (deployment-config)
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nodeName
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pathToRoot
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targetSystem
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sshOpts
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httpBackend
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proxmox-user
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proxmox-password
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node-name
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;
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inherit (lib) mkOption types;
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eval =
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module:
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(lib.evalModules {
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specialArgs = {
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inherit pkgs inputs sources;
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};
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modules = [
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module
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../../data-model.nix
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];
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}).config;
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fediversity = eval (
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{ config, ... }:
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{
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config = {
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resources.login-shell = {
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description = "The operator needs to be able to log into the shell";
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request =
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{ ... }:
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{
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_class = "fediversity-resource-request";
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options = {
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wheel = mkOption {
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description = "Whether the login user needs root permissions";
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type = types.bool;
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default = false;
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};
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packages = mkOption {
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description = "Packages that need to be available in the user environment";
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type = with types; attrsOf package;
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};
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};
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};
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policy =
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{ config, ... }:
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{
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_class = "fediversity-resource-policy";
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options = {
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username = mkOption {
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description = "Username for the operator";
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type = types.str; # TODO: use the proper constraints from NixOS
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};
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wheel = mkOption {
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description = "Whether to allow login with root permissions";
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type = types.bool;
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default = false;
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};
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};
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config = {
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resource-type = types.raw; # TODO: splice out the user type from NixOS
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apply =
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requests:
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let
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# Filter out requests that need wheel if policy doesn't allow it
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validRequests = lib.filterAttrs (
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_name: req: !req.login-shell.wheel || config.wheel
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) requests.resources;
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in
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lib.optionalAttrs (validRequests != { }) {
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${config.username} = {
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isNormalUser = true;
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packages =
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with lib;
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attrValues (concatMapAttrs (_name: request: request.login-shell.packages) validRequests);
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extraGroups = lib.optional config.wheel "wheel";
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password = "password";
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};
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};
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};
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};
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};
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applications.hello =
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{ ... }:
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{
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description = ''Command-line tool that will print "Hello, world!" on the terminal'';
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module =
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{ ... }:
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{
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options.enable = lib.mkEnableOption "Hello in the shell";
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};
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implementation = cfg: {
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resources = lib.optionalAttrs cfg.enable {
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hello.login-shell = {
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wheel = true;
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packages.hello = pkgs.hello;
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};
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};
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};
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};
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environments =
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let
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mkNixosConfiguration =
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environment: requests:
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{ ... }:
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{
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imports = [
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./data-model-options.nix
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../common/sharedOptions.nix
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# tests need this, however outside tests this (and esp its import nixos-test-base) must not be used
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../common/targetNode.nix
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"${nixpkgs}/nixos/modules/profiles/minimal.nix"
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# "${nixpkgs}/nixos/modules/profiles/perlless.nix" # failed under disko
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"${nixpkgs}/nixos/modules/profiles/qemu-guest.nix"
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# systemd-repart
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# ../../../infra/common/nixos/repart.nix
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# disko
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"${sources.disko}/module.nix"
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../../../infra/common/proxmox-qemu-vm.nix
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];
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# # non-disko
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# boot.loader.grub.enable = false;
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# boot.loader.systemd-boot.enable = true;
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# boot.loader.efi.efiSysMountPoint = "/boot";
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# boot.loader.systemd-boot.edk2-uefi-shell.enable = true;
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# boot.loader.efi.canTouchEfiVariables = true;
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# # proxmox.qemuConf.bios == "ovmf";
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# boot.growPartition = true;
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# boot.loader.timeout = 1;
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nixpkgs.hostPlatform = "x86_64-linux";
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system.stateVersion = "25.05";
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services.qemuGuest.enable = true;
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systemd.services.qemu-guest-agent = {
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wants = [ "network-online.target" ];
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after = [ "network-online.target" ];
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};
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services.openssh = {
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enable = true;
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settings.PasswordAuthentication = false;
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};
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networking = {
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firewall.enable = false;
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usePredictableInterfaceNames = false;
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interfaces.eth0.ipv4.addresses = [
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{
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address = "95.215.187.101";
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prefixLength = 24;
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}
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];
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interfaces.eth0.ipv6.addresses = [
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{
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address = "2a00:51c0:13:1305::101";
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prefixLength = 64;
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}
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];
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defaultGateway = {
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address = "95.215.187.1";
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interface = "eth0";
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};
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defaultGateway6 = {
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address = "2a00:51c0:13:1305::1";
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interface = "eth0";
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};
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nameservers = [
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"95.215.185.6"
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"95.215.185.7"
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"2a00:51c0::5fd7:b906"
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"2a00:51c0::5fd7:b907"
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];
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};
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security.sudo.wheelNeedsPassword = false;
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nix.settings.trusted-users = [ "@wheel" ];
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users.mutableUsers = false;
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users.users =
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{
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root = {
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# password = "password"; # cannot log in
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hashedPassword = "$y$j9T$QoArNaV2VrjPhQ6BMG1AA.$uq8jw0.g.dJwIfepqipxzeUD1ochgUs8A5QmVe4qbJ6"; # cannot log in
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# hashedPasswordFile = pkgs.writeText "root-password" "$y$j9T$QoArNaV2VrjPhQ6BMG1AA.$uq8jw0.g.dJwIfepqipxzeUD1ochgUs8A5QmVe4qbJ6"; # type not null/string
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openssh.authorizedKeys.keys = [
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"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIDHTIqF4CAylSxKPiSo5JOPuocn0y2z38wOSsQ1MUaZ2"
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];
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};
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# can log in
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kiara = {
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isNormalUser = true;
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extraGroups = [ "wheel" ];
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password = "password";
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openssh.authorizedKeys.keys = [
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"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIDHTIqF4CAylSxKPiSo5JOPuocn0y2z38wOSsQ1MUaZ2"
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];
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};
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# cannot log in
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operator = {
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isNormalUser = true;
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extraGroups = [ "wheel" ];
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password = "password";
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openssh.authorizedKeys.keys = [
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"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIDHTIqF4CAylSxKPiSo5JOPuocn0y2z38wOSsQ1MUaZ2"
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];
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};
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}
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// environment.config.resources."operator-environment".login-shell.apply {
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resources = lib.filterAttrs (_name: value: value ? login-shell) (
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lib.concatMapAttrs (
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k': req: lib.mapAttrs' (k: lib.nameValuePair "${k'}.${k}") req.resources
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) requests
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);
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};
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};
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in
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{
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single-nixos-vm-ssh = environment: {
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resources."operator-environment".login-shell.username = "operator";
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implementation =
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{
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required-resources,
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deployment-name,
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}:
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{
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ssh-host = {
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nixos-configuration = mkNixosConfiguration environment required-resources;
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system = targetSystem;
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ssh = {
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username = "root";
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host = nodeName;
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key-file = null;
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inherit sshOpts;
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};
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module = self;
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inherit args deployment-name;
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root-path = pathToRoot;
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};
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};
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};
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single-nixos-vm-nixops4 = environment: {
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resources."operator-environment".login-shell.username = "operator";
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implementation =
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{
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required-resources,
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...
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}:
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{
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nixops4 =
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{ providers, ... }:
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{
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providers = {
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inherit (inputs.nixops4.modules.nixops4Provider) local;
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};
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resources.${nodeName} = {
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type = providers.local.exec;
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imports = [
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inputs.nixops4-nixos.modules.nixops4Resource.nixos
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../common/targetResource.nix
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];
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nixos.module = mkNixosConfiguration environment required-resources;
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_module.args = { inherit inputs sources; };
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inherit (deployment-config) nodeName pathToRoot pathFromRoot;
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};
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};
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};
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};
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single-nixos-vm-tf = environment: {
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resources."operator-environment".login-shell.username = "operator";
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implementation =
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{
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required-resources,
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deployment-name,
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}:
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{
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tf-host = {
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nixos-configuration = mkNixosConfiguration environment required-resources;
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system = targetSystem;
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ssh = {
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username = "root";
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host = nodeName;
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key-file = null;
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inherit sshOpts;
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};
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module = self;
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inherit args deployment-name httpBackend;
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root-path = pathToRoot;
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};
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};
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};
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single-nixos-vm-tf-proxmox = environment: {
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resources."operator-environment".login-shell = {
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wheel = true;
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username = "operator";
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};
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implementation =
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{
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required-resources,
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deployment-name,
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}:
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{
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tf-proxmox-host = {
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nixos-configuration = mkNixosConfiguration environment required-resources;
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system = targetSystem;
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ssh = {
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username = "root";
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host = nodeName;
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key-file = null;
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inherit sshOpts;
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};
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module = self;
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inherit
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args
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deployment-name
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httpBackend
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proxmox-user
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proxmox-password
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node-name
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;
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root-path = pathToRoot;
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};
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};
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};
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};
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};
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options = {
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"example-configuration" = mkOption {
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type = config.configuration;
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default = {
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enable = true;
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applications.hello.enable = true;
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};
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};
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"ssh-deployment" =
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let
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env = config.environments."single-nixos-vm-ssh";
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in
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mkOption {
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type = env.resource-mapping.output-type;
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default = env.deployment {
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deployment-name = "ssh-deployment";
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configuration = config."example-configuration";
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};
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};
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"nixops4-deployment" =
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let
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env = config.environments."single-nixos-vm-nixops4";
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in
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mkOption {
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type = env.resource-mapping.output-type;
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default = env.deployment {
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deployment-name = "nixops4-deployment";
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configuration = config."example-configuration";
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};
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};
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"tf-deployment" =
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let
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env = config.environments."single-nixos-vm-tf";
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in
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mkOption {
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type = env.resource-mapping.output-type;
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default = env.deployment {
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deployment-name = "tf-deployment";
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configuration = config."example-configuration";
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};
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};
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"tf-proxmox-deployment" =
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let
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env = config.environments."single-nixos-vm-tf-proxmox";
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in
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mkOption {
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type = env.resource-mapping.output-type;
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default = env.deployment {
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deployment-name = "tf-proxmox-deployment";
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configuration = config."example-configuration";
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};
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};
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};
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}
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);
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in
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fediversity
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