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nixos-config/home-manager/roles/unlock.nix
Malte Brandy 57123b08e1 Reformat
2022-03-08 02:42:46 +01:00

30 lines
1.3 KiB
Nix

{pkgs, ...}: let
makeUnlocker = {
name,
hostName,
pubKey,
passPath,
}: let
knownHosts = pkgs.writeText "KnownBootHosts" "${hostName} ${pubKey}";
in
pkgs.writeShellScriptBin "unlock-${name}" ''
echo "Waiting for host to come up";
while true; do
echo -n .
/run/wrappers/bin/ping -4 ${hostName} -c 1 -w 1 > /dev/null && break;
sleep 1s;
done;
echo
echo "Ping successful; Entering disk encryption password"
${pkgs.pass}/bin/pass ${passPath} | ssh -4 root@${hostName} -o UserKnownHostsFile=${knownHosts} cryptsetup-askpass && echo "Unlocking of ${name} successful" || echo "Unlocking of ${name} failed"
'';
unlocker = [
{
name = "hera";
hostName = "hera-v4";
pubKey = "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCHkqWlFLtmIlTSKahr2PcL++K75YgfsSU6jwVYW5df3JCkowu/M16SIBxABxYSQrKej5uIz/OFCjqSxHJQ8D5wSYBvn2gYr/BbBcz4rfIJmZ55Od2jckaqlj/M8TtkuPPhsQG7S730vXxK5hbMT8iW5WWv8sIKY/WtaRbZOFMX/53WCLEHtnMu5zFJFWf92+mjIHSLyW8ggl1m525RUiaAfCge2vnuzIFq4kUqJxaWzxIvEWIncKWN10K/HMvdI+yOtbSen41uKedwSFhUFs3xHy1mJddYOrlcJQPt5zuuffZ/nTDVXMZoh5QNwg8ZlkkueVChaS1Y5STjb7cem1Mt";
passPath = "eu/m-0/hera.m-0.eu/disk";
}
];
in {config = {home.packages = map makeUnlocker unlocker;};}