Apply nixpkgs-fmt
This commit is contained in:
parent
0f2c3b1f36
commit
7627395222
@ -1,29 +1,29 @@
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{ lib, pkgs, inputs, ... }:
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{
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fileSystems = {
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"/persist" = {
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device = "/dev/disk/by-label/persist";
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fsType = "ext4";
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neededForBoot = true;
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{
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fileSystems = {
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"/persist" = {
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device = "/dev/disk/by-label/persist";
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fsType = "ext4";
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neededForBoot = true;
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};
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};
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networking = { };
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my = {
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firewall = {
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trustedInterfaces = [ "blah" ];
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nat = {
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externalInterface = "eth0";
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forwardPorts = [
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{
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proto = "tcp";
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sourcePort = 2222;
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destination = "127.0.0.1:22";
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}
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];
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};
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};
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networking = {};
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my = {
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firewall = {
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trustedInterfaces = [ "blah" ];
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nat = {
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externalInterface = "eth0";
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forwardPorts = [
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{
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proto = "tcp";
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sourcePort = 2222;
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destination = "127.0.0.1:22";
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}
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];
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};
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};
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server.enable = true;
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};
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}
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server.enable = true;
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};
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}
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46
flake.nix
46
flake.nix
@ -55,27 +55,32 @@
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lib = pkgsFlakes.unstable.lib;
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pkgs' = mapAttrs (_: path: lib.my.mkPkgs path { overlays = [ libOverlay ]; }) pkgsFlakes;
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in {
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in
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{
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inherit lib;
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nixosModules = mapAttrs (_: path: let path' = ./. + "/modules/${path}"; in {
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_file = path';
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imports = [ (import path') ];
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}) {
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common = "common.nix";
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build = "build.nix";
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dynamic-motd = "dynamic-motd.nix";
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tmproot = "tmproot.nix";
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firewall = "firewall.nix";
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server = "server.nix";
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};
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nixosModules = mapAttrs
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(_: path:
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let path' = ./. + "/modules/${path}"; in
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{
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_file = path';
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imports = [ (import path') ];
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})
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{
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common = "common.nix";
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build = "build.nix";
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dynamic-motd = "dynamic-motd.nix";
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tmproot = "tmproot.nix";
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firewall = "firewall.nix";
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server = "server.nix";
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};
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nixosConfigurations = import ./systems.nix { inherit lib pkgsFlakes inputs; modules = self.nixosModules; };
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systems = mapAttrs (_: system: system.config.system.build.toplevel) self.nixosConfigurations;
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vms = mapAttrs (_: system: system.config.my.build.devVM) self.nixosConfigurations;
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apps =
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let apps' = {}
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let apps' = { }
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// addPrefix "vms/" (mapAttrs (name: vm: { type = "app"; program = "${vm}/bin/run-${name}-vm"; }) self.vms);
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in { x86_64-linux = apps'; };
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@ -83,12 +88,13 @@
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let
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pkgs = pkgs'.unstable.${system};
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flakePkg = f: f.defaultPackage.${system};
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in pkgs.mkShell {
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packages = map flakePkg [
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agenix
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deploy-rs
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];
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}
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);
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in
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pkgs.mkShell {
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packages = map flakePkg [
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agenix
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deploy-rs
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];
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}
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);
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};
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}
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@ -1,32 +1,33 @@
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{ lib, extendModules, modulesPath, baseModules, options, config, ... }:
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let
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inherit (lib) mkOption;
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inherit (lib.my) mkBoolOpt;
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let
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inherit (lib) mkOption;
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inherit (lib.my) mkBoolOpt;
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cfg = config.my.build;
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cfg = config.my.build;
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asDevVM = extendModules {
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# TODO: Hack because this is kinda broken on 21.11 (https://github.com/NixOS/nixpkgs/issues/148343)
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specialArgs = { inherit baseModules; };
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modules = [
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"${modulesPath}/virtualisation/qemu-vm.nix"
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({ ... }: {
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my.boot.isDevVM = true;
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})
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];
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};
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in {
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options.my = with lib.types; {
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boot.isDevVM = mkBoolOpt false;
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build = options.system.build;
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asDevVM = mkOption {
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inherit (asDevVM) type;
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default = {};
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visible = "shallow";
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};
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asDevVM = extendModules {
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# TODO: Hack because this is kinda broken on 21.11 (https://github.com/NixOS/nixpkgs/issues/148343)
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specialArgs = { inherit baseModules; };
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modules = [
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"${modulesPath}/virtualisation/qemu-vm.nix"
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({ ... }: {
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my.boot.isDevVM = true;
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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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options.my = with lib.types; {
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boot.isDevVM = mkBoolOpt false;
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build = options.system.build;
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asDevVM = mkOption {
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inherit (asDevVM) type;
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default = { };
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visible = "shallow";
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};
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};
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config.my.build = {
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devVM = config.my.asDevVM.system.build.vm;
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};
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}
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config.my.build = {
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devVM = config.my.asDevVM.system.build.vm;
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};
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}
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@ -1,93 +1,95 @@
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{ lib, pkgs, inputs, system, config, options, ... }:
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let
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inherit (lib) mkIf mkDefault mkAliasDefinitions;
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inherit (lib.my) mkOpt;
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in {
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options.my = with lib.types; {
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user = mkOpt (attrsOf anything) {};
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};
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let
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inherit (lib) mkIf mkDefault mkAliasDefinitions;
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inherit (lib.my) mkOpt;
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in
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{
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options.my = with lib.types; {
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user = mkOpt (attrsOf anything) { };
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};
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config =
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let
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defaultUsername = "dev";
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uname = config.my.user.name;
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in {
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my = {
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user = {
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name = mkDefault defaultUsername;
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isNormalUser = true;
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uid = mkDefault 1000;
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extraGroups = mkDefault [ "wheel" ];
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password = mkDefault "hunter2"; # TODO: secrets...
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};
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};
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time.timeZone = mkDefault "Europe/Dublin";
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users = {
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mutableUsers = false;
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users.${uname} = mkAliasDefinitions options.my.user;
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};
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security = {
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sudo.enable = mkDefault false;
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doas = {
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enable = mkDefault true;
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wheelNeedsPassword = mkDefault false;
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};
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};
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nix = {
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package = inputs.nix.defaultPackage.${system};
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extraOptions =
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''
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experimental-features = nix-command flakes ca-derivations
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'';
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};
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nixpkgs = {
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config = {
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allowUnfree = true;
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};
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};
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boot = {
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# Use latest LTS release by default
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kernelPackages = mkDefault pkgs.linuxKernel.packages.linux_5_15;
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loader = {
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efi = {
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efiSysMountPoint = mkDefault "/boot";
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canTouchEfiVariables = mkDefault false;
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};
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systemd-boot = {
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enable = mkDefault true;
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editor = mkDefault true;
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consoleMode = mkDefault "max";
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configurationLimit = mkDefault 10;
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memtest86.enable = mkDefault true;
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};
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};
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};
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networking = {
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useDHCP = mkDefault false;
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enableIPv6 = mkDefault true;
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};
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environment.systemPackages = with pkgs; [
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bash-completion
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tree
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vim
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htop
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iperf3
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];
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services.openssh = {
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enable = true;
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};
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system = {
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stateVersion = "21.11";
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configurationRevision = with inputs; mkIf (self ? rev) self.rev;
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config =
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let
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defaultUsername = "dev";
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uname = config.my.user.name;
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in
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{
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my = {
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user = {
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name = mkDefault defaultUsername;
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isNormalUser = true;
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uid = mkDefault 1000;
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extraGroups = mkDefault [ "wheel" ];
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password = mkDefault "hunter2"; # TODO: secrets...
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};
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};
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}
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time.timeZone = mkDefault "Europe/Dublin";
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users = {
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mutableUsers = false;
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users.${uname} = mkAliasDefinitions options.my.user;
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};
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security = {
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sudo.enable = mkDefault false;
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doas = {
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enable = mkDefault true;
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wheelNeedsPassword = mkDefault false;
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};
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};
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nix = {
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package = inputs.nix.defaultPackage.${system};
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extraOptions =
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''
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experimental-features = nix-command flakes ca-derivations
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'';
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};
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nixpkgs = {
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config = {
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allowUnfree = true;
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};
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};
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boot = {
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# Use latest LTS release by default
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kernelPackages = mkDefault pkgs.linuxKernel.packages.linux_5_15;
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loader = {
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efi = {
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efiSysMountPoint = mkDefault "/boot";
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canTouchEfiVariables = mkDefault false;
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};
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systemd-boot = {
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enable = mkDefault true;
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editor = mkDefault true;
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consoleMode = mkDefault "max";
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configurationLimit = mkDefault 10;
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memtest86.enable = mkDefault true;
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};
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};
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};
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networking = {
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useDHCP = mkDefault false;
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enableIPv6 = mkDefault true;
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};
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environment.systemPackages = with pkgs; [
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bash-completion
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tree
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vim
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htop
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iperf3
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];
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services.openssh = {
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enable = true;
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};
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system = {
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stateVersion = "21.11";
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configurationRevision = with inputs; mkIf (self ? rev) self.rev;
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};
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};
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}
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@ -1,24 +1,25 @@
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{ lib, pkgs, config, ... }:
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let
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inherit (lib) optionalAttrs filterAttrs genAttrs mkIf mkDefault;
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inherit (lib.my) mkOpt mkBoolOpt;
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let
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inherit (lib) optionalAttrs filterAttrs genAttrs mkIf mkDefault;
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inherit (lib.my) mkOpt mkBoolOpt;
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cfg = config.my.dynamic-motd;
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cfg = config.my.dynamic-motd;
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scriptBin = pkgs.writeShellScript "dynamic-motd-script" cfg.script;
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in {
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options.my.dynamic-motd = with lib.types; {
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enable = mkBoolOpt true;
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services = mkOpt (listOf str) [ "login" "ssh" ];
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script = mkOpt (nullOr lines) null;
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};
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scriptBin = pkgs.writeShellScript "dynamic-motd-script" cfg.script;
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in
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{
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options.my.dynamic-motd = with lib.types; {
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enable = mkBoolOpt true;
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services = mkOpt (listOf str) [ "login" "ssh" ];
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script = mkOpt (nullOr lines) null;
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};
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config = mkIf (cfg.enable && cfg.script != null) {
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security.pam.services = genAttrs cfg.services (s: {
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text = mkDefault
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''
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session optional ${pkgs.pam}/lib/security/pam_exec.so stdout quiet ${scriptBin}
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'';
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});
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};
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}
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config = mkIf (cfg.enable && cfg.script != null) {
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security.pam.services = genAttrs cfg.services (s: {
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text = mkDefault
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''
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session optional ${pkgs.pam}/lib/security/pam_exec.so stdout quiet ${scriptBin}
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'';
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});
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||||
};
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||||
}
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@ -1,166 +1,167 @@
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{ lib, options, config, ... }:
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let
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inherit (lib) optionalString concatStringsSep concatMapStringsSep optionalAttrs mkIf mkDefault mkMerge mkOverride;
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inherit (lib.my) parseIPPort mkOpt mkBoolOpt dummyOption;
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let
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inherit (lib) optionalString concatStringsSep concatMapStringsSep optionalAttrs mkIf mkDefault mkMerge mkOverride;
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inherit (lib.my) parseIPPort mkOpt mkBoolOpt dummyOption;
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cfg = config.my.firewall;
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in {
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||||
options.my.firewall = with lib.types; {
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enable = mkBoolOpt true;
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trustedInterfaces = options.networking.firewall.trustedInterfaces;
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tcp = {
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allowed = mkOpt (listOf (either port str)) [ "ssh" ];
|
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};
|
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udp = {
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allowed = mkOpt (listOf (either port str)) [];
|
||||
};
|
||||
extraRules = mkOpt lines "";
|
||||
|
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nat = with options.networking.nat; {
|
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enable = mkBoolOpt true;
|
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inherit externalInterface forwardPorts;
|
||||
};
|
||||
cfg = config.my.firewall;
|
||||
in
|
||||
{
|
||||
options.my.firewall = with lib.types; {
|
||||
enable = mkBoolOpt true;
|
||||
trustedInterfaces = options.networking.firewall.trustedInterfaces;
|
||||
tcp = {
|
||||
allowed = mkOpt (listOf (either port str)) [ "ssh" ];
|
||||
};
|
||||
udp = {
|
||||
allowed = mkOpt (listOf (either port str)) [ ];
|
||||
};
|
||||
extraRules = mkOpt lines "";
|
||||
|
||||
config = mkIf cfg.enable (mkMerge [
|
||||
{
|
||||
networking = {
|
||||
firewall.enable = false;
|
||||
nftables = {
|
||||
enable = true;
|
||||
ruleset =
|
||||
let
|
||||
trusted' = "{ ${concatStringsSep ", " cfg.trustedInterfaces} }";
|
||||
in
|
||||
''
|
||||
table inet filter {
|
||||
chain wan-tcp {
|
||||
${concatMapStringsSep "\n " (p: "tcp dport ${toString p} accept") cfg.tcp.allowed}
|
||||
}
|
||||
chain wan-udp {
|
||||
${concatMapStringsSep "\n " (p: "udp dport ${toString p} accept") cfg.udp.allowed}
|
||||
}
|
||||
nat = with options.networking.nat; {
|
||||
enable = mkBoolOpt true;
|
||||
inherit externalInterface forwardPorts;
|
||||
};
|
||||
};
|
||||
|
||||
chain wan {
|
||||
ip6 nexthdr icmpv6 icmpv6 type {
|
||||
destination-unreachable,
|
||||
packet-too-big,
|
||||
time-exceeded,
|
||||
parameter-problem,
|
||||
mld-listener-query,
|
||||
mld-listener-report,
|
||||
mld-listener-reduction,
|
||||
nd-router-solicit,
|
||||
nd-router-advert,
|
||||
nd-neighbor-solicit,
|
||||
nd-neighbor-advert,
|
||||
ind-neighbor-solicit,
|
||||
ind-neighbor-advert,
|
||||
mld2-listener-report,
|
||||
echo-request
|
||||
} accept
|
||||
ip protocol icmp icmp type {
|
||||
destination-unreachable,
|
||||
router-solicitation,
|
||||
router-advertisement,
|
||||
time-exceeded,
|
||||
parameter-problem,
|
||||
echo-request
|
||||
} accept
|
||||
ip protocol igmp accept
|
||||
|
||||
ip protocol tcp tcp flags & (fin|syn|rst|ack) == syn ct state new jump wan-tcp
|
||||
ip protocol udp ct state new jump wan-udp
|
||||
}
|
||||
|
||||
chain input {
|
||||
type filter hook input priority 0; policy drop;
|
||||
|
||||
ct state established,related accept
|
||||
ct state invalid drop
|
||||
|
||||
iif lo accept
|
||||
${optionalString (cfg.trustedInterfaces != []) "iifname ${trusted'} accept\n"}
|
||||
jump wan
|
||||
}
|
||||
chain forward {
|
||||
type filter hook forward priority 0; policy drop;
|
||||
${optionalString (cfg.trustedInterfaces != []) "\n iifname ${trusted'} accept\n"}
|
||||
ct state related,established accept
|
||||
}
|
||||
chain output {
|
||||
type filter hook output priority 0; policy accept;
|
||||
}
|
||||
config = mkIf cfg.enable (mkMerge [
|
||||
{
|
||||
networking = {
|
||||
firewall.enable = false;
|
||||
nftables = {
|
||||
enable = true;
|
||||
ruleset =
|
||||
let
|
||||
trusted' = "{ ${concatStringsSep ", " cfg.trustedInterfaces} }";
|
||||
in
|
||||
''
|
||||
table inet filter {
|
||||
chain wan-tcp {
|
||||
${concatMapStringsSep "\n " (p: "tcp dport ${toString p} accept") cfg.tcp.allowed}
|
||||
}
|
||||
chain wan-udp {
|
||||
${concatMapStringsSep "\n " (p: "udp dport ${toString p} accept") cfg.udp.allowed}
|
||||
}
|
||||
|
||||
table nat {
|
||||
chain prerouting {
|
||||
type nat hook prerouting priority 0;
|
||||
}
|
||||
chain wan {
|
||||
ip6 nexthdr icmpv6 icmpv6 type {
|
||||
destination-unreachable,
|
||||
packet-too-big,
|
||||
time-exceeded,
|
||||
parameter-problem,
|
||||
mld-listener-query,
|
||||
mld-listener-report,
|
||||
mld-listener-reduction,
|
||||
nd-router-solicit,
|
||||
nd-router-advert,
|
||||
nd-neighbor-solicit,
|
||||
nd-neighbor-advert,
|
||||
ind-neighbor-solicit,
|
||||
ind-neighbor-advert,
|
||||
mld2-listener-report,
|
||||
echo-request
|
||||
} accept
|
||||
ip protocol icmp icmp type {
|
||||
destination-unreachable,
|
||||
router-solicitation,
|
||||
router-advertisement,
|
||||
time-exceeded,
|
||||
parameter-problem,
|
||||
echo-request
|
||||
} accept
|
||||
ip protocol igmp accept
|
||||
|
||||
chain postrouting {
|
||||
type nat hook postrouting priority 100;
|
||||
}
|
||||
ip protocol tcp tcp flags & (fin|syn|rst|ack) == syn ct state new jump wan-tcp
|
||||
ip protocol udp ct state new jump wan-udp
|
||||
}
|
||||
|
||||
${cfg.extraRules}
|
||||
'';
|
||||
};
|
||||
chain input {
|
||||
type filter hook input priority 0; policy drop;
|
||||
|
||||
ct state established,related accept
|
||||
ct state invalid drop
|
||||
|
||||
iif lo accept
|
||||
${optionalString (cfg.trustedInterfaces != []) "iifname ${trusted'} accept\n"}
|
||||
jump wan
|
||||
}
|
||||
chain forward {
|
||||
type filter hook forward priority 0; policy drop;
|
||||
${optionalString (cfg.trustedInterfaces != []) "\n iifname ${trusted'} accept\n"}
|
||||
ct state related,established accept
|
||||
}
|
||||
chain output {
|
||||
type filter hook output priority 0; policy accept;
|
||||
}
|
||||
}
|
||||
|
||||
table nat {
|
||||
chain prerouting {
|
||||
type nat hook prerouting priority 0;
|
||||
}
|
||||
|
||||
chain postrouting {
|
||||
type nat hook postrouting priority 100;
|
||||
}
|
||||
}
|
||||
|
||||
${cfg.extraRules}
|
||||
'';
|
||||
};
|
||||
}
|
||||
(mkIf cfg.nat.enable {
|
||||
assertions = [
|
||||
{
|
||||
assertion = (cfg.nat.forwardPorts != []) -> (cfg.nat.externalInterface != null);
|
||||
message = "my.firewall.nat.forwardPorts requires my.firewall.nat.externalInterface";
|
||||
};
|
||||
}
|
||||
(mkIf cfg.nat.enable {
|
||||
assertions = [
|
||||
{
|
||||
assertion = (cfg.nat.forwardPorts != [ ]) -> (cfg.nat.externalInterface != null);
|
||||
message = "my.firewall.nat.forwardPorts requires my.firewall.nat.externalInterface";
|
||||
}
|
||||
];
|
||||
|
||||
# Yoinked from nixpkgs/nixos/modules/services/networking/nat.nix
|
||||
boot = {
|
||||
kernel.sysctl = {
|
||||
"net.ipv4.conf.all.forwarding" = mkOverride 99 true;
|
||||
"net.ipv4.conf.default.forwarding" = mkOverride 99 true;
|
||||
} // optionalAttrs config.networking.enableIPv6 {
|
||||
# Do not prevent IPv6 autoconfiguration.
|
||||
# See <http://strugglers.net/~andy/blog/2011/09/04/linux-ipv6-router-advertisements-and-forwarding/>.
|
||||
"net.ipv6.conf.all.accept_ra" = mkOverride 99 2;
|
||||
"net.ipv6.conf.default.accept_ra" = mkOverride 99 2;
|
||||
|
||||
# Forward IPv6 packets.
|
||||
"net.ipv6.conf.all.forwarding" = mkOverride 99 true;
|
||||
"net.ipv6.conf.default.forwarding" = mkOverride 99 true;
|
||||
};
|
||||
};
|
||||
|
||||
my.firewall.extraRules =
|
||||
let
|
||||
makeFilter = f:
|
||||
let
|
||||
ipp = parseIPPort f.destination;
|
||||
in
|
||||
"ip${optionalString ipp.v6 "6"} daddr ${ipp.ip} ${f.proto} dport ${toString f.sourcePort} accept";
|
||||
makeForward = f: "${f.proto} dport ${toString f.sourcePort} dnat to ${f.destination}";
|
||||
in
|
||||
''
|
||||
table inet filter {
|
||||
chain filter-port-forwards {
|
||||
${concatMapStringsSep "\n " makeFilter cfg.nat.forwardPorts}
|
||||
}
|
||||
chain forward {
|
||||
iifname ${cfg.nat.externalInterface} jump filter-port-forwards
|
||||
}
|
||||
}
|
||||
];
|
||||
|
||||
# Yoinked from nixpkgs/nixos/modules/services/networking/nat.nix
|
||||
boot = {
|
||||
kernel.sysctl = {
|
||||
"net.ipv4.conf.all.forwarding" = mkOverride 99 true;
|
||||
"net.ipv4.conf.default.forwarding" = mkOverride 99 true;
|
||||
} // optionalAttrs config.networking.enableIPv6 {
|
||||
# Do not prevent IPv6 autoconfiguration.
|
||||
# See <http://strugglers.net/~andy/blog/2011/09/04/linux-ipv6-router-advertisements-and-forwarding/>.
|
||||
"net.ipv6.conf.all.accept_ra" = mkOverride 99 2;
|
||||
"net.ipv6.conf.default.accept_ra" = mkOverride 99 2;
|
||||
|
||||
# Forward IPv6 packets.
|
||||
"net.ipv6.conf.all.forwarding" = mkOverride 99 true;
|
||||
"net.ipv6.conf.default.forwarding" = mkOverride 99 true;
|
||||
};
|
||||
};
|
||||
|
||||
my.firewall.extraRules =
|
||||
let
|
||||
makeFilter = f:
|
||||
let
|
||||
ipp = parseIPPort f.destination;
|
||||
in
|
||||
"ip${optionalString ipp.v6 "6"} daddr ${ipp.ip} ${f.proto} dport ${toString f.sourcePort} accept";
|
||||
makeForward = f: "${f.proto} dport ${toString f.sourcePort} dnat to ${f.destination}";
|
||||
in
|
||||
''
|
||||
table inet filter {
|
||||
chain filter-port-forwards {
|
||||
${concatMapStringsSep "\n " makeFilter cfg.nat.forwardPorts}
|
||||
}
|
||||
chain forward {
|
||||
iifname ${cfg.nat.externalInterface} jump filter-port-forwards
|
||||
}
|
||||
table nat {
|
||||
chain port-forward {
|
||||
${concatMapStringsSep "\n " makeForward cfg.nat.forwardPorts}
|
||||
}
|
||||
|
||||
table nat {
|
||||
chain port-forward {
|
||||
${concatMapStringsSep "\n " makeForward cfg.nat.forwardPorts}
|
||||
}
|
||||
chain prerouting {
|
||||
iifname ${cfg.nat.externalInterface} jump port-forward
|
||||
}
|
||||
chain prerouting {
|
||||
iifname ${cfg.nat.externalInterface} jump port-forward
|
||||
}
|
||||
'';
|
||||
})
|
||||
]);
|
||||
}
|
||||
}
|
||||
'';
|
||||
})
|
||||
]);
|
||||
}
|
||||
|
||||
@ -1,10 +1,11 @@
|
||||
{ config, lib, ... }:
|
||||
let
|
||||
inherit (lib) mkIf;
|
||||
inherit (lib.my) mkBoolOpt;
|
||||
in {
|
||||
options.my.server.enable = mkBoolOpt false;
|
||||
config = mkIf config.my.server.enable {
|
||||
services.getty.autologinUser = config.my.user.name;
|
||||
};
|
||||
}
|
||||
let
|
||||
inherit (lib) mkIf;
|
||||
inherit (lib.my) mkBoolOpt;
|
||||
in
|
||||
{
|
||||
options.my.server.enable = mkBoolOpt false;
|
||||
config = mkIf config.my.server.enable {
|
||||
services.getty.autologinUser = config.my.user.name;
|
||||
};
|
||||
}
|
||||
|
||||
@ -1,205 +1,206 @@
|
||||
{ lib, pkgs, inputs, config, ... }:
|
||||
let
|
||||
inherit (builtins) elem;
|
||||
inherit (lib) concatStringsSep concatMap concatMapStringsSep mkIf mkDefault mkMerge mkForce mkVMOverride;
|
||||
inherit (lib.my) mkOpt mkBoolOpt mkVMOverride' dummyOption;
|
||||
let
|
||||
inherit (builtins) elem;
|
||||
inherit (lib) concatStringsSep concatMap concatMapStringsSep mkIf mkDefault mkMerge mkForce mkVMOverride;
|
||||
inherit (lib.my) mkOpt mkBoolOpt mkVMOverride' dummyOption;
|
||||
|
||||
cfg = config.my.tmproot;
|
||||
cfg = config.my.tmproot;
|
||||
|
||||
showUnsaved =
|
||||
''
|
||||
#!${pkgs.python310}/bin/python
|
||||
import stat
|
||||
import sys
|
||||
import os
|
||||
showUnsaved =
|
||||
''
|
||||
#!${pkgs.python310}/bin/python
|
||||
import stat
|
||||
import sys
|
||||
import os
|
||||
|
||||
ignored = [
|
||||
${concatStringsSep ",\n " (map (p: "'${p}'") cfg.unsaved.ignore)}
|
||||
]
|
||||
ignored = [
|
||||
${concatStringsSep ",\n " (map (p: "'${p}'") cfg.unsaved.ignore)}
|
||||
]
|
||||
|
||||
base = '/'
|
||||
base_dev = os.stat(base).st_dev
|
||||
base = '/'
|
||||
base_dev = os.stat(base).st_dev
|
||||
|
||||
def recurse(p, link=None):
|
||||
try:
|
||||
for ignore in ignored:
|
||||
if p.startswith(ignore):
|
||||
return
|
||||
|
||||
st = os.lstat(p)
|
||||
if st.st_dev != base_dev:
|
||||
def recurse(p, link=None):
|
||||
try:
|
||||
for ignore in ignored:
|
||||
if p.startswith(ignore):
|
||||
return
|
||||
|
||||
if stat.S_ISLNK(st.st_mode):
|
||||
target = os.path.realpath(p, strict=False)
|
||||
if os.access(target, os.F_OK):
|
||||
recurse(target, link=p)
|
||||
return
|
||||
elif stat.S_ISDIR(st.st_mode):
|
||||
for e in os.listdir(p):
|
||||
recurse(os.path.join(p, e))
|
||||
st = os.lstat(p)
|
||||
if st.st_dev != base_dev:
|
||||
return
|
||||
|
||||
if stat.S_ISLNK(st.st_mode):
|
||||
target = os.path.realpath(p, strict=False)
|
||||
if os.access(target, os.F_OK):
|
||||
recurse(target, link=p)
|
||||
return
|
||||
elif stat.S_ISDIR(st.st_mode):
|
||||
for e in os.listdir(p):
|
||||
recurse(os.path.join(p, e))
|
||||
return
|
||||
|
||||
print(link or p)
|
||||
except PermissionError as ex:
|
||||
print(f'{p}: {ex.strerror}', file=sys.stderr)
|
||||
print(link or p)
|
||||
except PermissionError as ex:
|
||||
print(f'{p}: {ex.strerror}', file=sys.stderr)
|
||||
|
||||
recurse(base)
|
||||
'';
|
||||
recurse(base)
|
||||
'';
|
||||
|
||||
rootDef = {
|
||||
device = "yeet";
|
||||
fsType = "tmpfs";
|
||||
options = [ "size=${cfg.size}" ];
|
||||
rootDef = {
|
||||
device = "yeet";
|
||||
fsType = "tmpfs";
|
||||
options = [ "size=${cfg.size}" ];
|
||||
};
|
||||
in
|
||||
{
|
||||
imports = [ inputs.impermanence.nixosModule ];
|
||||
|
||||
options = with lib.types; {
|
||||
my.tmproot = {
|
||||
enable = mkBoolOpt true;
|
||||
persistDir = mkOpt str "/persist";
|
||||
size = mkOpt str "2G";
|
||||
unsaved = {
|
||||
showMotd = mkBoolOpt true;
|
||||
ignore = mkOpt (listOf str) [ ];
|
||||
};
|
||||
};
|
||||
in {
|
||||
imports = [ inputs.impermanence.nixosModule ];
|
||||
|
||||
options = with lib.types; {
|
||||
my.tmproot = {
|
||||
enable = mkBoolOpt true;
|
||||
persistDir = mkOpt str "/persist";
|
||||
size = mkOpt str "2G";
|
||||
unsaved = {
|
||||
showMotd = mkBoolOpt true;
|
||||
ignore = mkOpt (listOf str) [];
|
||||
};
|
||||
# Forward declare options that won't exist until the VM module is actually imported
|
||||
virtualisation = {
|
||||
diskImage = dummyOption;
|
||||
};
|
||||
};
|
||||
|
||||
config = mkIf cfg.enable (mkMerge [
|
||||
{
|
||||
assertions = [
|
||||
{
|
||||
assertion = config.fileSystems ? "${cfg.persistDir}";
|
||||
message = "The 'fileSystems' option does not specify your persistence file system (${cfg.persistDir}).";
|
||||
}
|
||||
{
|
||||
# I mean you probably _could_, but if you're doing tmproot... come on
|
||||
assertion = !config.users.mutableUsers;
|
||||
message = "users.mutableUsers is incompatible with tmproot";
|
||||
}
|
||||
];
|
||||
|
||||
my.tmproot.unsaved.ignore = [
|
||||
"/tmp"
|
||||
|
||||
# setup-etc.pl will create this for us
|
||||
"/etc/NIXOS"
|
||||
|
||||
# Once mutableUsers is disabled, we should be all clear here
|
||||
"/etc/passwd"
|
||||
"/etc/group"
|
||||
"/etc/shadow"
|
||||
"/etc/subuid"
|
||||
"/etc/subgid"
|
||||
|
||||
# Lock file for /etc/{passwd,shadow}
|
||||
"/etc/.pwd.lock"
|
||||
|
||||
# systemd last updated? I presume they'll get updated on boot...
|
||||
"/etc/.updated"
|
||||
"/var/.updated"
|
||||
|
||||
# Specifies obsolete files that should be deleted on activation - we'll never have those!
|
||||
"/etc/.clean"
|
||||
];
|
||||
|
||||
environment.systemPackages = [
|
||||
(pkgs.writeScriptBin "tmproot-unsaved" showUnsaved)
|
||||
];
|
||||
|
||||
# Catch non-existent source directories that are needed for boot (see `pathsNeededForBoot` in
|
||||
# nixos/lib/util.nix). We do this by monkey-patching the `waitDevice` function that would otherwise hang.
|
||||
boot.initrd.postDeviceCommands =
|
||||
''
|
||||
ensurePersistSource() {
|
||||
[ -e "/mnt-root$1" ] && return
|
||||
echo "Persistent source directory $1 does not exist, creating..."
|
||||
install -dm "$2" "/mnt-root$1" || fail
|
||||
}
|
||||
|
||||
_waitDevice() {
|
||||
local device="$1"
|
||||
|
||||
${concatMapStringsSep " || \\\n " (d:
|
||||
let
|
||||
sourceDir = "${d.persistentStoragePath}${d.directory}";
|
||||
in
|
||||
''([ "$device" = "/mnt-root${sourceDir}" ] && ensurePersistSource "${sourceDir}" "${d.mode}")'')
|
||||
config.environment.persistence."${cfg.persistDir}".directories}
|
||||
|
||||
waitDevice "$@"
|
||||
}
|
||||
|
||||
type waitDevice > /dev/null || (echo "waitDevice is missing!"; fail)
|
||||
alias waitDevice=_waitDevice
|
||||
'';
|
||||
|
||||
environment.persistence."${cfg.persistDir}" = {
|
||||
hideMounts = mkDefault true;
|
||||
directories = [
|
||||
"/var/log"
|
||||
# In theory we'd include only the files needed individually (i.e. the {U,G}ID map files that track deleted
|
||||
# users and groups), but `update-users-groups.pl` actually deletes the original files for "atomic update".
|
||||
# Also the script runs before impermanence does.
|
||||
"/var/lib/nixos"
|
||||
"/var/lib/systemd"
|
||||
];
|
||||
files = [
|
||||
"/etc/machine-id"
|
||||
];
|
||||
};
|
||||
|
||||
# Forward declare options that won't exist until the VM module is actually imported
|
||||
my.dynamic-motd.script = mkIf cfg.unsaved.showMotd
|
||||
''
|
||||
tmprootUnsaved() {
|
||||
local count="$(tmproot-unsaved | wc -l)"
|
||||
[ $count -eq 0 ] && return
|
||||
|
||||
echo
|
||||
echo -e "\t\e[31;1;4mWarning:\e[0m $count file(s) on / will be lost on shutdown!"
|
||||
echo -e '\tTo see them, run `tmproot-unsaved` as root.'
|
||||
echo -e '\tAdd these files to `environment.persistence."${cfg.persistDir}"` to keep them!'
|
||||
echo -e '\tOtherwise, they can be ignored by adding to `my.tmproot.unsaved.ignore`.'
|
||||
echo
|
||||
}
|
||||
|
||||
tmprootUnsaved
|
||||
'';
|
||||
|
||||
fileSystems."/" = rootDef;
|
||||
|
||||
virtualisation = {
|
||||
diskImage = dummyOption;
|
||||
diskImage = "./.vms/${config.system.name}-persist.qcow2";
|
||||
};
|
||||
};
|
||||
}
|
||||
(mkIf config.services.openssh.enable {
|
||||
environment.persistence."${cfg.persistDir}".files =
|
||||
concatMap (k: [ k.path "${k.path}.pub" ]) config.services.openssh.hostKeys;
|
||||
})
|
||||
(mkIf config.networking.resolvconf.enable {
|
||||
my.tmproot.unsaved.ignore = [ "/etc/resolv.conf" ];
|
||||
})
|
||||
(mkIf config.security.doas.enable {
|
||||
my.tmproot.unsaved.ignore = [ "/etc/doas.conf" ];
|
||||
})
|
||||
(mkIf config.my.boot.isDevVM {
|
||||
my.tmproot.unsaved.ignore = [ "/nix" ];
|
||||
|
||||
config = mkIf cfg.enable (mkMerge [
|
||||
{
|
||||
assertions = [
|
||||
{
|
||||
assertion = config.fileSystems ? "${cfg.persistDir}";
|
||||
message = "The 'fileSystems' option does not specify your persistence file system (${cfg.persistDir}).";
|
||||
}
|
||||
{
|
||||
# I mean you probably _could_, but if you're doing tmproot... come on
|
||||
assertion = !config.users.mutableUsers;
|
||||
message = "users.mutableUsers is incompatible with tmproot";
|
||||
}
|
||||
];
|
||||
|
||||
my.tmproot.unsaved.ignore = [
|
||||
"/tmp"
|
||||
|
||||
# setup-etc.pl will create this for us
|
||||
"/etc/NIXOS"
|
||||
|
||||
# Once mutableUsers is disabled, we should be all clear here
|
||||
"/etc/passwd"
|
||||
"/etc/group"
|
||||
"/etc/shadow"
|
||||
"/etc/subuid"
|
||||
"/etc/subgid"
|
||||
|
||||
# Lock file for /etc/{passwd,shadow}
|
||||
"/etc/.pwd.lock"
|
||||
|
||||
# systemd last updated? I presume they'll get updated on boot...
|
||||
"/etc/.updated"
|
||||
"/var/.updated"
|
||||
|
||||
# Specifies obsolete files that should be deleted on activation - we'll never have those!
|
||||
"/etc/.clean"
|
||||
];
|
||||
|
||||
environment.systemPackages = [
|
||||
(pkgs.writeScriptBin "tmproot-unsaved" showUnsaved)
|
||||
];
|
||||
|
||||
# Catch non-existent source directories that are needed for boot (see `pathsNeededForBoot` in
|
||||
# nixos/lib/util.nix). We do this by monkey-patching the `waitDevice` function that would otherwise hang.
|
||||
boot.initrd.postDeviceCommands =
|
||||
''
|
||||
ensurePersistSource() {
|
||||
[ -e "/mnt-root$1" ] && return
|
||||
echo "Persistent source directory $1 does not exist, creating..."
|
||||
install -dm "$2" "/mnt-root$1" || fail
|
||||
}
|
||||
|
||||
_waitDevice() {
|
||||
local device="$1"
|
||||
|
||||
${concatMapStringsSep " || \\\n " (d:
|
||||
let
|
||||
sourceDir = "${d.persistentStoragePath}${d.directory}";
|
||||
in
|
||||
''([ "$device" = "/mnt-root${sourceDir}" ] && ensurePersistSource "${sourceDir}" "${d.mode}")'')
|
||||
config.environment.persistence."${cfg.persistDir}".directories}
|
||||
|
||||
waitDevice "$@"
|
||||
}
|
||||
|
||||
type waitDevice > /dev/null || (echo "waitDevice is missing!"; fail)
|
||||
alias waitDevice=_waitDevice
|
||||
'';
|
||||
|
||||
environment.persistence."${cfg.persistDir}" = {
|
||||
hideMounts = mkDefault true;
|
||||
directories = [
|
||||
"/var/log"
|
||||
# In theory we'd include only the files needed individually (i.e. the {U,G}ID map files that track deleted
|
||||
# users and groups), but `update-users-groups.pl` actually deletes the original files for "atomic update".
|
||||
# Also the script runs before impermanence does.
|
||||
"/var/lib/nixos"
|
||||
"/var/lib/systemd"
|
||||
];
|
||||
files = [
|
||||
"/etc/machine-id"
|
||||
];
|
||||
fileSystems = mkVMOverride {
|
||||
"/" = mkVMOverride' rootDef;
|
||||
# Hijack the "root" device for persistence in the VM
|
||||
"${cfg.persistDir}" = {
|
||||
device = config.virtualisation.bootDevice;
|
||||
neededForBoot = true;
|
||||
};
|
||||
|
||||
my.dynamic-motd.script = mkIf cfg.unsaved.showMotd
|
||||
''
|
||||
tmprootUnsaved() {
|
||||
local count="$(tmproot-unsaved | wc -l)"
|
||||
[ $count -eq 0 ] && return
|
||||
|
||||
echo
|
||||
echo -e "\t\e[31;1;4mWarning:\e[0m $count file(s) on / will be lost on shutdown!"
|
||||
echo -e '\tTo see them, run `tmproot-unsaved` as root.'
|
||||
echo -e '\tAdd these files to `environment.persistence."${cfg.persistDir}"` to keep them!'
|
||||
echo -e '\tOtherwise, they can be ignored by adding to `my.tmproot.unsaved.ignore`.'
|
||||
echo
|
||||
}
|
||||
|
||||
tmprootUnsaved
|
||||
'';
|
||||
|
||||
fileSystems."/" = rootDef;
|
||||
|
||||
virtualisation = {
|
||||
diskImage = "./.vms/${config.system.name}-persist.qcow2";
|
||||
};
|
||||
}
|
||||
(mkIf config.services.openssh.enable {
|
||||
environment.persistence."${cfg.persistDir}".files =
|
||||
concatMap (k: [ k.path "${k.path}.pub" ]) config.services.openssh.hostKeys;
|
||||
})
|
||||
(mkIf config.networking.resolvconf.enable {
|
||||
my.tmproot.unsaved.ignore = [ "/etc/resolv.conf" ];
|
||||
})
|
||||
(mkIf config.security.doas.enable {
|
||||
my.tmproot.unsaved.ignore = [ "/etc/doas.conf" ];
|
||||
})
|
||||
(mkIf config.my.boot.isDevVM {
|
||||
my.tmproot.unsaved.ignore = [ "/nix" ];
|
||||
|
||||
fileSystems = mkVMOverride {
|
||||
"/" = mkVMOverride' rootDef;
|
||||
# Hijack the "root" device for persistence in the VM
|
||||
"${cfg.persistDir}" = {
|
||||
device = config.virtualisation.bootDevice;
|
||||
neededForBoot = true;
|
||||
};
|
||||
};
|
||||
})
|
||||
]);
|
||||
}
|
||||
};
|
||||
})
|
||||
]);
|
||||
}
|
||||
|
||||
59
systems.nix
59
systems.nix
@ -1,35 +1,38 @@
|
||||
{ lib, pkgsFlakes, inputs, modules }:
|
||||
let
|
||||
inherit (builtins) attrValues mapAttrs;
|
||||
inherit (lib) mkDefault;
|
||||
let
|
||||
inherit (builtins) attrValues mapAttrs;
|
||||
inherit (lib) mkDefault;
|
||||
|
||||
mkSystem = name: {
|
||||
mkSystem =
|
||||
name: {
|
||||
system,
|
||||
nixpkgs ? "unstable",
|
||||
config,
|
||||
}:
|
||||
let
|
||||
pkgsFlake = pkgsFlakes.${nixpkgs};
|
||||
lib = pkgsFlake.lib;
|
||||
# TODO: This is mostly yoinked from nixpkgs/flake.nix master (as of 2022/02/11) since 21.11's version has hacky
|
||||
# vm build stuff that breaks our impl. REMOVE WHEN 22.05 IS OUT!
|
||||
nixosSystem' = args:
|
||||
import "${pkgsFlake}/nixos/lib/eval-config.nix" (args // {
|
||||
modules = args.modules ++ [ {
|
||||
system.nixos.versionSuffix =
|
||||
".${lib.substring 0 8 pkgsFlake.lastModifiedDate}.${pkgsFlake.shortRev}";
|
||||
system.nixos.revision = pkgsFlake.rev;
|
||||
} ];
|
||||
});
|
||||
in nixosSystem' {
|
||||
inherit lib system;
|
||||
specialArgs = { inherit inputs system; };
|
||||
modules = attrValues modules ++ [ { networking.hostName = mkDefault name; } config ];
|
||||
};
|
||||
in mapAttrs mkSystem {
|
||||
colony = {
|
||||
system = "x86_64-linux";
|
||||
nixpkgs = "stable";
|
||||
config = boxes/colony.nix;
|
||||
let
|
||||
pkgsFlake = pkgsFlakes.${nixpkgs};
|
||||
lib = pkgsFlake.lib;
|
||||
# TODO: This is mostly yoinked from nixpkgs/flake.nix master (as of 2022/02/11) since 21.11's version has hacky
|
||||
# vm build stuff that breaks our impl. REMOVE WHEN 22.05 IS OUT!
|
||||
nixosSystem' = args:
|
||||
import "${pkgsFlake}/nixos/lib/eval-config.nix" (args // {
|
||||
modules = args.modules ++ [{
|
||||
system.nixos.versionSuffix =
|
||||
".${lib.substring 0 8 pkgsFlake.lastModifiedDate}.${pkgsFlake.shortRev}";
|
||||
system.nixos.revision = pkgsFlake.rev;
|
||||
}];
|
||||
});
|
||||
in
|
||||
nixosSystem' {
|
||||
inherit lib system;
|
||||
specialArgs = { inherit inputs system; };
|
||||
modules = attrValues modules ++ [ { networking.hostName = mkDefault name; } config ];
|
||||
};
|
||||
}
|
||||
in
|
||||
mapAttrs mkSystem {
|
||||
colony = {
|
||||
system = "x86_64-linux";
|
||||
nixpkgs = "stable";
|
||||
config = boxes/colony.nix;
|
||||
};
|
||||
}
|
||||
|
||||
62
util.nix
62
util.nix
@ -1,32 +1,34 @@
|
||||
{ lib }:
|
||||
let
|
||||
inherit (builtins) replaceStrings elemAt;
|
||||
inherit (lib) genAttrs mapAttrs' types mkOption mkOverride;
|
||||
inherit (lib.flake) defaultSystems;
|
||||
in rec {
|
||||
addPrefix = prefix: mapAttrs' (n: v: { name = "${prefix}${n}"; value = v; });
|
||||
# Yoinked from nixpkgs/nixos/modules/services/networking/nat.nix
|
||||
isIPv6 = ip: builtins.length (lib.splitString ":" ip) > 2;
|
||||
parseIPPort = ipp:
|
||||
let
|
||||
v6 = isIPv6 ipp;
|
||||
matchIP = if v6 then "[[]([0-9a-fA-F:]+)[]]" else "([0-9.]+)";
|
||||
m = builtins.match "${matchIP}:([0-9-]+)" ipp;
|
||||
checked = v: if m == null then throw "bad ip:ports `${ipp}'" else v;
|
||||
in {
|
||||
inherit v6;
|
||||
ip = checked (elemAt m 0);
|
||||
ports = checked (replaceStrings ["-"] [":"] (elemAt m 1));
|
||||
};
|
||||
|
||||
mkPkgs = path: args: genAttrs defaultSystems (system: import path (args // { inherit system; }));
|
||||
|
||||
mkOpt = type: default: mkOption { inherit type default; };
|
||||
mkBoolOpt = default: mkOption {
|
||||
inherit default;
|
||||
type = types.bool;
|
||||
example = true;
|
||||
let
|
||||
inherit (builtins) replaceStrings elemAt;
|
||||
inherit (lib) genAttrs mapAttrs' types mkOption mkOverride;
|
||||
inherit (lib.flake) defaultSystems;
|
||||
in
|
||||
rec {
|
||||
addPrefix = prefix: mapAttrs' (n: v: { name = "${prefix}${n}"; value = v; });
|
||||
# Yoinked from nixpkgs/nixos/modules/services/networking/nat.nix
|
||||
isIPv6 = ip: builtins.length (lib.splitString ":" ip) > 2;
|
||||
parseIPPort = ipp:
|
||||
let
|
||||
v6 = isIPv6 ipp;
|
||||
matchIP = if v6 then "[[]([0-9a-fA-F:]+)[]]" else "([0-9.]+)";
|
||||
m = builtins.match "${matchIP}:([0-9-]+)" ipp;
|
||||
checked = v: if m == null then throw "bad ip:ports `${ipp}'" else v;
|
||||
in
|
||||
{
|
||||
inherit v6;
|
||||
ip = checked (elemAt m 0);
|
||||
ports = checked (replaceStrings ["-"] [":"] (elemAt m 1));
|
||||
};
|
||||
mkVMOverride' = mkOverride 9;
|
||||
dummyOption = mkOption {};
|
||||
}
|
||||
|
||||
mkPkgs = path: args: genAttrs defaultSystems (system: import path (args // { inherit system; }));
|
||||
|
||||
mkOpt = type: default: mkOption { inherit type default; };
|
||||
mkBoolOpt = default: mkOption {
|
||||
inherit default;
|
||||
type = types.bool;
|
||||
example = true;
|
||||
};
|
||||
mkVMOverride' = mkOverride 9;
|
||||
dummyOption = mkOption { };
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user