Files
Sovran_SystemsOS/modules/bitcoin/lndconnect.nix
T

64 lines
2.1 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.lnd;
operatorName = config.nix-bitcoin.operator.name;
nbLib = config.nix-bitcoin.lib;
mkLndconnect = { name, isClightning ? false, enableOnion, onionService, port, certPath, authSecretPath }:
let
lnd = config.services.lnd;
getOnionAddress = "cat ${config.nix-bitcoin.secretsDir}/onion-address-${onionService} 2>/dev/null || echo ${onionService}.onion";
in pkgs.writeScriptBin name ''
#!${pkgs.bash}/bin/bash
set -e
certPath="${certPath}"
authSecretPath="${authSecretPath}"
if [ "${toString enableOnion}" = "1" ]; then
host=$(cat /var/lib/tor/onion/${onionService}/hostname 2>/dev/null || echo "${onionService}.onion")
port="${toString port}"
else
host="${nbLib.address lnd.restAddress}"
port="${toString lnd.restPort}"
fi
# lndconnect is provided by pkgs.lndconnect
${getExe pkgs.lndconnect} --host="$host" --port="$port" --cert="$certPath" --macaroon="$authSecretPath" "$@"
'';
in {
options.services.lnd.lndconnect = {
enable = mkOption {
type = types.bool;
default = false;
description = "Enable lndconnect for LND";
};
onion = mkOption {
type = types.bool;
default = false;
description = "Expose lndconnect via Tor onion service";
};
};
config = mkIf cfg.enable (mkMerge [
(mkIf cfg.lndconnect.enable {
environment.systemPackages = [
(mkLndconnect {
name = "lndconnect";
enableOnion = cfg.lndconnect.onion;
onionService = "${operatorName}/lnd";
port = cfg.restPort;
certPath = cfg.certPath;
authSecretPath = "${cfg.networkDir}/admin.macaroon";
})
];
})
(mkIf (cfg.lndconnect.enable && cfg.lndconnect.onion) {
services.tor.relay.onionServices.lnd = nbLib.mkOnionService {
port = cfg.restPort;
target = { addr = nbLib.address cfg.restAddress; port = cfg.restPort; };
};
nix-bitcoin.onionAddresses.access.${operatorName} = [ "lnd" ];
})
]);
}