nixos-config/system/all/sshd-known-hosts-bootup.nix
2021-09-25 15:17:07 +02:00

49 lines
1.4 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
computers = {
workhorse = {
onionId = fileContents ../../private_assets/onion_id_workhorse;
publicKey =
"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAII/I4JBA1HHTH2xsrEM7xtxkhRDE42lZcBrdBvN46WTx";
};
porani = {
onionId = fileContents ../../private_assets/onion_id_porani;
publicKey =
"ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBGFaTRGqMd/rKpyMUP6wVbgiWFOUvUV2qS/B5Xe02UUch/wxR4fTCY+vnzku5K0V/qqJpjYLgHotwZFqO/8lFu4=";
};
};
in {
services.openssh.knownHosts = mapAttrs' (name:
{ onionId, publicKey, ... }: {
name = "${name}-init-ssh";
value = {
hostNames = [ onionId ];
inherit publicKey;
};
}) computers;
environment.systemPackages = let
ssh = mapAttrsToList (name:
{ onionId, ... }:
pkgs.writers.writeDashBin "ssh-boot-to-${name}" ''
${pkgs.tor}/bin/torify ${pkgs.openssh}/bin/ssh root@${onionId} -p 23
'') computers;
password = mapAttrsToList (name:
{ onionId, ... }:
pkgs.writers.writeDashBin "unlock-boot-${name}" ''
${pkgs.tor}/bin/torify ${pkgs.openssh}/bin/ssh root@${onionId} -p 23 '
echo -n "enter password : "
read password
echo "$password" > /crypt-ramfs/passphrase
'
'') computers;
in ssh ++ password;
}