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{ config, lib, pkgs, ... }:
let
yubikey-pkgs = with pkgs; [
ccid
libu2f-host
libusb
rng_tools
yubikey-manager
yubikey-personalization
gnupg
pinentry
];
in
{
services.pcscd.enable = true;
services.udev.packages = yubikey-pkgs;
# Use GPG agent instead.
programs.ssh.startAgent = false;
systemd.user.services.gpg-agent = {
path = [ pkgs.gnupg ];
description = "SSH Agent";
wantedBy = [ "default.target" ];
serviceConfig = {
ExecStartPre = ''
${pkgs.gnupg}/bin/gpgconf --create-socketdir
${pkgs.coreutils}/bin/rm -f %t/gnupg/S.gpg-agent.ssh
'';
ExecStart =
"${pkgs.gnupg}/bin/gpg-agent --enable-ssh-support --daemon";
Type = "forking";
Restart = "on-failure";
};
};
environment = {
systemPackages = yubikey-pkgs;
# Without this, the gpg-agent has no way to ask the user for a password
# when invoked from ssh.
# See https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=851440
extraInit = ''
gpg-connect-agent updatestartuptty /bye
'';
variables = {
SSH_AUTH_SOCK =
''''${XDG_RUNTIME_DIR:-"/run/user/\$(id -u)"}/gnupg/S.gpg-agent.ssh'';
};
};
}
|
