nix-bitcoin/modules/lightning-charge.nix

49 lines
1.5 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.lightning-charge;
in {
options.services.lightning-charge = {
enable = mkOption {
type = types.bool;
default = false;
description = ''
If enabled, the lightning-charge service will be installed.
'';
};
clightning-datadir = mkOption {
type = types.string;
default = "/var/lib/clighting/";
description = ''
Data directory of the clightning service
'';
};
};
config = mkIf cfg.enable {
systemd.services.lightning-charge =
{ description = "Run lightning-charge";
wantedBy = [ "multi-user.target" ];
requires = [ "clightning.service" ];
after = [ "clightning.service" ];
serviceConfig =
{
EnvironmentFile = "/secrets/lightning-charge-api-token";
ExecStart = "${pkgs.lightning-charge.package}/bin/charged -l ${config.services.clightning.dataDir} -d ${config.services.clightning.dataDir}/lightning-charge.db";
# Unfortunately c-lightning doesn't allow setting the permissions of the rpc socket,
# so this must run as the clightning user
# https://github.com/ElementsProject/lightning/issues/1366
User = "clightning";
Restart = "on-failure";
RestartSec = "10s";
PrivateTmp = "true";
ProtectSystem = "full";
NoNewPrivileges = "true";
PrivateDevices = "true";
};
};
};
}