mirror of
https://github.com/nix-community/home-manager
synced 2024-12-25 03:09:47 +01:00
a49ce0e9ed
Before the profile directory value would point directly to the build output in the Nix store. Unfortunately this would cause an infinite loop if the user's configuration directly or indirectly refers to the profile directory value. Fixes #1188
121 lines
3.7 KiB
Nix
121 lines
3.7 KiB
Nix
{ config, lib, pkgs, utils, ... }:
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with lib;
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let
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cfg = config.home-manager;
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extendedLib = import ../modules/lib/stdlib-extended.nix pkgs.lib;
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hmModule = types.submoduleWith {
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specialArgs = { lib = extendedLib; };
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modules = [
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({ name, ... }: {
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imports = import ../modules/modules.nix {
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inherit pkgs;
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lib = extendedLib;
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useNixpkgsModule = !cfg.useGlobalPkgs;
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};
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config = {
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submoduleSupport.enable = true;
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submoduleSupport.externalPackageInstall = cfg.useUserPackages;
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# The per-user directory inside /etc/profiles is not known by
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# fontconfig by default.
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fonts.fontconfig.enable = cfg.useUserPackages
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&& config.fonts.fontconfig.enable;
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home.username = config.users.users.${name}.name;
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home.homeDirectory = config.users.users.${name}.home;
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};
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})
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];
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};
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serviceEnvironment = optionalAttrs (cfg.backupFileExtension != null) {
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HOME_MANAGER_BACKUP_EXT = cfg.backupFileExtension;
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} // optionalAttrs cfg.verbose { VERBOSE = "1"; };
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in {
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options = {
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home-manager = {
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useUserPackages = mkEnableOption ''
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installation of user packages through the
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<option>users.users.‹name?›.packages</option> option.
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'';
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useGlobalPkgs = mkEnableOption ''
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using the system configuration's <literal>pkgs</literal>
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argument in Home Manager. This disables the Home Manager
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options <option>nixpkgs.*</option>
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'';
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backupFileExtension = mkOption {
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type = types.nullOr types.str;
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default = null;
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example = "backup";
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description = ''
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On activation move existing files by appending the given
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file extension rather than exiting with an error.
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'';
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};
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verbose = mkEnableOption "verbose output on activation";
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users = mkOption {
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type = types.attrsOf hmModule;
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default = { };
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description = ''
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Per-user Home Manager configuration.
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'';
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};
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};
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};
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config = mkIf (cfg.users != { }) {
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warnings = flatten (flip mapAttrsToList cfg.users (user: config:
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flip map config.warnings (warning: "${user} profile: ${warning}")));
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assertions = flatten (flip mapAttrsToList cfg.users (user: config:
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flip map config.assertions (assertion: {
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inherit (assertion) assertion;
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message = "${user} profile: ${assertion.message}";
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})));
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users.users = mkIf cfg.useUserPackages
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(mapAttrs (username: usercfg: { packages = [ usercfg.home.path ]; })
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cfg.users);
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environment.pathsToLink = mkIf cfg.useUserPackages [ "/etc/profile.d" ];
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systemd.services = mapAttrs' (_: usercfg:
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let username = usercfg.home.username;
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in nameValuePair ("home-manager-${utils.escapeSystemdPath username}") {
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description = "Home Manager environment for ${username}";
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wantedBy = [ "multi-user.target" ];
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wants = [ "nix-daemon.socket" ];
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after = [ "nix-daemon.socket" ];
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environment = serviceEnvironment;
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unitConfig = { RequiresMountsFor = usercfg.home.homeDirectory; };
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serviceConfig = {
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User = usercfg.home.username;
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Type = "oneshot";
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RemainAfterExit = "yes";
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SyslogIdentifier = "hm-activate-${username}";
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# The activation script is run by a login shell to make sure
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# that the user is given a sane Nix environment.
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ExecStart = pkgs.writeScript "activate-${username}" ''
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#! ${pkgs.runtimeShell} -el
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echo Activating home-manager configuration for ${username}
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exec ${usercfg.home.activationPackage}/activate
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'';
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};
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}) cfg.users;
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};
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}
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