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Inspect a NixOS configuration. More information:

  • 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}}