91 lines
3.0 KiB
Nix
91 lines
3.0 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.spark-wallet;
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inherit (config) nix-bitcoin-services;
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onion-chef-service = (if cfg.onion-service then [ "onion-chef.service" ] else []);
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run-spark-wallet = pkgs.writeScript "run-spark-wallet" ''
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CMD="${pkgs.nix-bitcoin.spark-wallet}/bin/spark-wallet --ln-path ${cfg.ln-path} -Q -k -c ${config.nix-bitcoin.secretsDir}/spark-wallet-login"
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${optionalString cfg.onion-service
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''
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echo Getting onion hostname
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CMD="$CMD --public-url http://$(cat /var/lib/onion-chef/spark-wallet/spark-wallet)"
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''
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}
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# Use rate provide wasabi because default (bitstamp) doesn't accept
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# connections through Tor and add proxy for rate lookup.
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CMD="$CMD --rate-provider wasabi --proxy socks5h://${config.services.tor.client.socksListenAddress}"
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echo Running $CMD
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$CMD
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'';
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in {
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options.services.spark-wallet = {
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enable = mkOption {
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type = types.bool;
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default = false;
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description = ''
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If enabled, the spark-wallet service will be installed.
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'';
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};
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ln-path = mkOption {
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type = types.path;
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default = "${config.services.clightning.dataDir}/bitcoin";
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description = ''
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"The path of the clightning network data directory.";
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'';
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};
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onion-service = mkOption {
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type = types.bool;
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default = false;
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description = ''
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"If enabled, configures spark-wallet to be reachable through an onion service.";
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'';
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};
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};
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config = mkIf cfg.enable {
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assertions = [
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{ assertion = config.services.clightning.enable;
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message = "spark-wallet requires clightning.";
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}
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];
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environment.systemPackages = [ pkgs.nix-bitcoin.spark-wallet ];
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users.users.spark-wallet = {
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description = "spark-wallet User";
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group = "spark-wallet";
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extraGroups = [ "clightning" ];
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};
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users.groups.spark-wallet = {};
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services.tor.enable = cfg.onion-service;
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# requires client functionality for Bitcoin rate lookup
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services.tor.client.enable = true;
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services.tor.hiddenServices.spark-wallet = mkIf cfg.onion-service {
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map = [{
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port = 80; toPort = 9737;
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}];
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version = 3;
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};
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services.onion-chef.enable = cfg.onion-service;
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services.onion-chef.access.spark-wallet = if cfg.onion-service then [ "spark-wallet" ] else [];
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systemd.services.spark-wallet = {
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description = "Run spark-wallet";
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wantedBy = [ "multi-user.target" ];
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requires = [ "clightning.service" ] ++ onion-chef-service;
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after = [ "clightning.service" ] ++ onion-chef-service;
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serviceConfig = nix-bitcoin-services.defaultHardening // {
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ExecStart = "${pkgs.bash}/bin/bash ${run-spark-wallet}";
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User = "spark-wallet";
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Restart = "on-failure";
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RestartSec = "10s";
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ReadWritePaths = "/var/lib/onion-chef";
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} // nix-bitcoin-services.nodejs
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// nix-bitcoin-services.allowTor;
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};
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nix-bitcoin.secrets.spark-wallet-login.user = "spark-wallet";
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};
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}
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