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35 lines
942 B
Nix
35 lines
942 B
Nix
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{ config, pkgs, ... }:
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{
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# Enable SSH server.
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services.openssh = {
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enable = true;
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# Forbid root login through SSH.
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settings.PermitRootLogin = "no";
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# Use authorized keys only.
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settings.PasswordAuthentication = false;
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};
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# Use NitroKey USB smartcard with SSH.
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# https://nixos.wiki/wiki/Nitrokey
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#
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# Restart gpg-agent after config change.
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# Otherwise there might be a gpg error about "no pinentry".
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# https://discourse.nixos.org/t/cant-get-gnupg-to-work-no-pinentry/15373/19
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#
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# Not sure if this is needed: Reload udev rules.
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# sudo -- udevadm control --reload-rules && udevadm trigger
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#
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services.udev.packages = [ pkgs.nitrokey-udev-rules ];
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programs = {
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ssh.startAgent = false;
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gnupg.agent = {
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enable = true;
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# ... Also sets SSH_AUTH_SOCK environment variable correctly.
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enableSSHSupport = true;
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};
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};
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# Smartcard daemon.
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services.pcscd.enable = true;
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}
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