nix.daemonUser
NixOS option
User to use to run the Nix daemon. If this is not “root” then the Nix daemon will set several settings to preserve functionality. When setting this option, you must also set nix.daemonGroup.
type: stringDefault
declared in: nixos/modules/services/system/nix-daemon.nixView source on NixOS/nixpkgs →"root"