tldr/pages/linux/nixos-option.md

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2021-11-01 22:47:06 +00:00
# nixos-option
> 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}}`