nixos-option

Inspect a NixOS configuration.

• 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}

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