nixos-option Command Examples

Inspect a NixOS configuration. More information: https://nixos.org/manual/nixos/stable/index.html#sec-modularity.

• List all subkeys of a given option key:

nixos-option {{option_key}}

• List current boot kernel modules:

nixos-option boot.kernelModules

• List authorized keys for a specific user:

nixos-option users.users.{{username}}.openssh.authorizedKeys.{{keyFiles|keys}}

• List all remote builders:

nixos-option nix.buildMachines

• List all subkeys of a given key on another NixOS configuration:

NIXOS_CONFIG={{path_to_configuration.nix}} nixos-option {{option_key}}

• Show recursively all values of a user:

nixos-option -r users.users.{{user}}