stockholm/krebs/2configs/tor/initrd.nix

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{config, pkgs, ... }:
## unlock command:
# (brain hosts/puyak/luks-ssd;echo) | ssh root@$(brain krebs-secrets/puyak/initrd/hostname) 'cat > /crypt-ramfs/passphrase'
{
boot.initrd.network.enable = true;
boot.initrd.network.ssh = {
enable = true;
port = 22;
authorizedKeys = [
config.krebs.users.lass.pubkey
config.krebs.users.makefu.pubkey
config.krebs.users.tv.pubkey
];
hostKeys = [ "${config.krebs.secret.directory}/initrd/openssh_host_ecdsa_key" ];
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};
boot.initrd.availableKernelModules = [ "e1000e" ];
boot.initrd.secrets = {
"/etc/tor/onion/bootup" = "${config.krebs.secret.directory}/initrd";
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};
boot.initrd.extraUtilsCommands = ''
copy_bin_and_libs ${pkgs.tor}/bin/tor
'';
# start tor during boot process
boot.initrd.network.postCommands = let
torRc = (pkgs.writeText "tor.rc" ''
DataDirectory /etc/tor
SOCKSPort 127.0.0.1:9050 IsolateDestAddr
SOCKSPort 127.0.0.1:9063
HiddenServiceDir /etc/tor/onion/bootup
HiddenServicePort 22 127.0.0.1:22
'');
in ''
echo "tor: preparing onion folder"
# have to do this otherwise tor does not want to start
chmod -R 700 /etc/tor
echo "make sure localhost is up"
ip a a 127.0.0.1/8 dev lo
ip link set lo up
echo "tor: starting tor"
tor -f ${torRc} --verify-config
tor -f ${torRc} &
'';
}