2020-04-23 16:18:47 +00:00
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{ config, lib, pkgs, ... }:
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with lib;
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let
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2021-09-13 11:40:47 +00:00
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options.services.joinmarket = {
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2021-12-14 18:51:23 +00:00
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enable = mkEnableOption "JoinMarket, a Bitcoin CoinJoin implementation";
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2021-10-24 19:14:09 +00:00
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payjoinAddress = mkOption {
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type = types.str;
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default = "127.0.0.1";
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2022-12-18 12:13:47 +00:00
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description = mdDoc ''
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2021-10-24 19:14:09 +00:00
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The address where payjoin onion connections are forwarded to.
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This address is never used directly, it only serves as the internal endpoint
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for the payjoin onion service.
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The onion service is automatically setup by joinmarket and accepts
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connections at port 80.
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'';
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};
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payjoinPort = mkOption {
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type = types.port;
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default = 64180; # A random private port
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2022-12-18 12:13:47 +00:00
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description = mdDoc "The port corresponding to option {option}`payjoinAddress`.";
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2021-10-24 19:14:09 +00:00
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};
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2022-05-27 09:06:14 +00:00
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messagingAddress = mkOption {
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type = types.str;
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default = "127.0.0.1";
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2022-12-18 12:13:47 +00:00
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description = mdDoc ''
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2022-05-27 09:06:14 +00:00
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The address where messaging onion connections are forwarded to.
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This address is never used directly, it only serves as the internal endpoint
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for the messaging onion service.
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The onion service is automatically setup by joinmarket.
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'';
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};
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messagingPort = mkOption {
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type = types.port;
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default = 64181; # payjoinPort + 1
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2022-12-18 12:13:47 +00:00
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description = mdDoc "The port corresponding to option {option}`messagingAddress`.";
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2022-05-27 09:06:14 +00:00
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};
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2021-09-13 11:40:47 +00:00
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dataDir = mkOption {
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type = types.path;
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default = "/var/lib/joinmarket";
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2022-12-18 12:13:47 +00:00
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description = mdDoc "The data directory for JoinMarket.";
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2021-09-13 11:40:47 +00:00
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};
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2021-09-13 11:40:48 +00:00
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rpcWalletFile = mkOption {
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type = types.nullOr types.str;
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default = "jm_wallet";
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2022-12-18 12:13:47 +00:00
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description = mdDoc ''
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2021-09-13 11:40:48 +00:00
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Name of the watch-only bitcoind wallet the JoinMarket addresses are imported to.
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'';
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};
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2021-09-13 11:40:47 +00:00
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user = mkOption {
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type = types.str;
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default = "joinmarket";
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2022-12-18 12:13:47 +00:00
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description = mdDoc "The user as which to run JoinMarket.";
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2021-09-13 11:40:47 +00:00
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};
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group = mkOption {
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type = types.str;
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default = cfg.user;
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2022-12-18 12:13:47 +00:00
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description = mdDoc "The group as which to run JoinMarket.";
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2021-09-13 11:40:47 +00:00
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};
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cli = mkOption {
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default = cli;
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2021-12-08 03:07:27 +00:00
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defaultText = "(See source)";
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2021-09-13 11:40:47 +00:00
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};
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2021-10-13 12:44:36 +00:00
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# Used by ./joinmarket-ob-watcher.nix
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2022-05-27 09:06:14 +00:00
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messagingConfig = mkOption {
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2021-10-13 12:44:36 +00:00
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readOnly = true;
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2022-05-27 09:06:14 +00:00
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default = messagingConfig;
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2021-12-08 03:07:27 +00:00
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defaultText = "(See source)";
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2021-10-13 12:44:36 +00:00
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};
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2021-11-28 20:24:49 +00:00
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# This option is only used by netns-isolation.
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# Tor is always enabled.
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tor.enforce = nbLib.tor.enforce;
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2021-09-13 11:40:47 +00:00
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inherit (nbLib) cliExec;
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yieldgenerator = {
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2021-12-14 18:51:23 +00:00
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enable = mkEnableOption "JoinMarket yield generator bot";
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2021-09-13 11:40:47 +00:00
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ordertype = mkOption {
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type = types.enum [ "reloffer" "absoffer" ];
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default = "reloffer";
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2022-12-18 12:13:47 +00:00
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description = mdDoc ''
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Which fee type to actually use.
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2021-09-13 11:40:47 +00:00
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'';
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};
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cjfee_a = mkOption {
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type = types.ints.unsigned;
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default = 500;
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2022-12-18 12:13:47 +00:00
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description = mdDoc ''
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Absolute offer fee you wish to receive for coinjoins (cj) in Satoshis.
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2021-09-13 11:40:47 +00:00
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'';
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};
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cjfee_r = mkOption {
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type = types.float;
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default = 0.00002;
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2022-12-18 12:13:47 +00:00
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description = mdDoc ''
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Relative offer fee you wish to receive based on a cj's amount.
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2021-09-13 11:40:47 +00:00
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'';
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};
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cjfee_factor = mkOption {
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type = types.float;
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default = 0.1;
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2022-12-18 12:13:47 +00:00
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description = mdDoc ''
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Variance around the average cj fee.
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2021-09-13 11:40:47 +00:00
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'';
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};
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txfee = mkOption {
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type = types.ints.unsigned;
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default = 100;
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2022-12-18 12:13:47 +00:00
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description = mdDoc ''
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The average transaction fee you're adding to coinjoin transactions.
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2021-09-13 11:40:47 +00:00
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'';
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};
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2021-10-24 19:14:09 +00:00
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txfee_contribution_factor = mkOption {
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2021-09-13 11:40:47 +00:00
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type = types.float;
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default = 0.3;
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2022-12-18 12:13:47 +00:00
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description = mdDoc ''
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Variance around the average tx fee.
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2021-09-13 11:40:47 +00:00
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'';
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};
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minsize = mkOption {
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type = types.ints.unsigned;
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default = 100000;
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2022-12-18 12:13:47 +00:00
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description = mdDoc ''
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2021-09-13 11:40:47 +00:00
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Minimum size of your cj offer in Satoshis. Lower cj amounts will be disregarded.
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'';
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};
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size_factor = mkOption {
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type = types.float;
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default = 0.1;
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2022-12-18 12:13:47 +00:00
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description = mdDoc ''
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Variance around all offer sizes.
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2021-09-13 11:40:47 +00:00
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'';
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};
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};
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};
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2020-04-23 16:18:47 +00:00
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cfg = config.services.joinmarket;
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2021-02-03 21:44:41 +00:00
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nbLib = config.nix-bitcoin.lib;
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2020-11-09 21:09:09 +00:00
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nbPkgs = config.nix-bitcoin.pkgs;
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2020-04-23 16:18:47 +00:00
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secretsDir = config.nix-bitcoin.secretsDir;
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2021-01-30 22:08:43 +00:00
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runAsUser = config.nix-bitcoin.runAsUserCmd;
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2020-04-23 16:18:47 +00:00
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2020-10-16 15:43:13 +00:00
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inherit (config.services) bitcoind;
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2021-08-04 22:49:00 +00:00
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torAddress = config.services.tor.client.socksListenAddress;
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socks5Settings = ''
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socks5 = true
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socks5_host = ${torAddress.addr}
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socks5_port = ${toString torAddress.port}
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'';
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2022-05-27 09:06:14 +00:00
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messagingConfig = ''
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[MESSAGING:onion]
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type = onion
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${socks5Settings}
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tor_control_host = unix:/run/tor/control
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# required option, but ignored for unix socket host
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tor_control_port = 9051
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onion_serving_host = ${cfg.messagingAddress}
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onion_serving_port = ${toString cfg.messagingPort}
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hidden_service_dir =
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2023-05-07 13:55:30 +00:00
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directory_nodes = g3hv4uynnmynqqq2mchf3fcm3yd46kfzmcdogejuckgwknwyq5ya6iad.onion:5222,3kxw6lf5vf6y26emzwgibzhrzhmhqiw6ekrek3nqfjjmhwznb2moonad.onion:5222,bqlpq6ak24mwvuixixitift4yu42nxchlilrcqwk2ugn45tdclg42qid.onion:5222
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2022-05-27 09:06:14 +00:00
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2021-10-13 12:44:36 +00:00
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# irc.darkscience.net
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[MESSAGING:server1]
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host = darkirc6tqgpnwd3blln3yfv5ckl47eg7llfxkmtovrv7c7iwohhb6ad.onion
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channel = joinmarket-pit
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port = 6697
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usessl = true
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${socks5Settings}
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2022-05-27 09:06:14 +00:00
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# ilita
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2021-10-13 12:44:36 +00:00
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[MESSAGING:server2]
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2022-05-27 09:06:14 +00:00
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host = ilitafrzzgxymv6umx2ux7kbz3imyeko6cnqkvy4nisjjj4qpqkrptid.onion
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2021-10-13 12:44:36 +00:00
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channel = joinmarket-pit
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port = 6667
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usessl = false
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${socks5Settings}
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2021-10-13 12:45:52 +00:00
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2022-05-27 09:06:14 +00:00
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# irc.hackint.org
|
2022-02-22 13:49:19 +00:00
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[MESSAGING:server3]
|
2022-05-27 09:06:14 +00:00
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host = ncwkrwxpq2ikcngxq3dy2xctuheniggtqeibvgofixpzvrwpa77tozqd.onion
|
2021-12-08 12:16:14 +00:00
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channel = joinmarket-pit
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port = 6667
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usessl = false
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${socks5Settings}
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2021-10-13 12:44:36 +00:00
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'';
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2020-10-16 15:43:14 +00:00
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# Based on https://github.com/JoinMarket-Org/joinmarket-clientserver/blob/master/jmclient/jmclient/configure.py
|
2021-02-10 14:02:05 +00:00
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yg = cfg.yieldgenerator;
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2020-04-23 16:18:47 +00:00
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configFile = builtins.toFile "config" ''
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[DAEMON]
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no_daemon = 0
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daemon_port = 27183
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daemon_host = localhost
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use_ssl = false
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[BLOCKCHAIN]
|
2021-10-25 13:30:53 +00:00
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blockchain_source = ${bitcoind.makeNetworkName "bitcoin-rpc" "regtest"}
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network = ${bitcoind.makeNetworkName "mainnet" "testnet"}
|
2021-10-01 09:51:57 +00:00
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rpc_host = ${nbLib.address bitcoind.rpc.address}
|
2020-10-16 15:43:15 +00:00
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rpc_port = ${toString bitcoind.rpc.port}
|
2020-10-16 15:43:13 +00:00
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rpc_user = ${bitcoind.rpc.users.privileged.name}
|
2021-08-08 08:58:49 +00:00
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${optionalString (cfg.rpcWalletFile != null) "rpc_wallet_file = ${cfg.rpcWalletFile}"}
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2020-04-23 16:18:47 +00:00
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|
2022-05-27 09:06:14 +00:00
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${messagingConfig}
|
2020-04-23 16:18:47 +00:00
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[LOGGING]
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console_log_level = INFO
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color = false
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[POLICY]
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segwit = true
|
2020-12-14 17:12:11 +00:00
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native = true
|
2020-04-23 16:18:47 +00:00
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merge_algorithm = default
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tx_fees = 3
|
2021-10-24 19:14:09 +00:00
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tx_fees_factor = 0.2
|
2020-04-23 16:18:47 +00:00
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absurd_fee_per_kb = 350000
|
2021-02-10 14:02:05 +00:00
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max_sweep_fee_change = 0.8
|
2020-04-23 16:18:47 +00:00
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tx_broadcast = self
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minimum_makers = 4
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max_sats_freeze_reuse = -1
|
2022-01-11 11:05:42 +00:00
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interest_rate = 0.015
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|
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bondless_makers_allowance = 0.125
|
2022-05-27 09:06:14 +00:00
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bond_value_exponent = 1.3
|
2020-04-23 16:18:47 +00:00
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taker_utxo_retries = 3
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|
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taker_utxo_age = 5
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taker_utxo_amtpercent = 20
|
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|
|
accept_commitment_broadcasts = 1
|
|
|
|
commit_file_location = cmtdata/commitments.json
|
2022-05-27 09:06:14 +00:00
|
|
|
commitment_list_location = cmtdata/commitmentlist
|
2020-10-29 12:46:36 +00:00
|
|
|
|
|
|
|
[PAYJOIN]
|
|
|
|
payjoin_version = 1
|
|
|
|
disable_output_substitution = 0
|
|
|
|
max_additional_fee_contribution = default
|
|
|
|
min_fee_rate = 1.1
|
2021-08-04 22:49:00 +00:00
|
|
|
onion_socks5_host = ${torAddress.addr}
|
|
|
|
onion_socks5_port = ${toString torAddress.port}
|
2020-10-29 12:46:36 +00:00
|
|
|
tor_control_host = unix:/run/tor/control
|
2022-05-27 09:06:14 +00:00
|
|
|
# Required option, but unused because `tor_control_host` is a Unix socket
|
|
|
|
tor_control_port = 9051
|
2021-10-24 19:14:09 +00:00
|
|
|
onion_serving_host = ${cfg.payjoinAddress}
|
|
|
|
onion_serving_port = ${toString cfg.payjoinPort}
|
2020-10-29 12:46:36 +00:00
|
|
|
hidden_service_ssl = false
|
2021-02-10 14:02:05 +00:00
|
|
|
|
|
|
|
[YIELDGENERATOR]
|
|
|
|
ordertype = ${yg.ordertype}
|
|
|
|
cjfee_a = ${toString yg.cjfee_a}
|
|
|
|
cjfee_r = ${toString yg.cjfee_r}
|
|
|
|
cjfee_factor = ${toString yg.cjfee_factor}
|
2021-10-24 19:14:09 +00:00
|
|
|
txfee_contribution = 0
|
|
|
|
txfee_contribution_factor = ${toString yg.txfee_contribution_factor}
|
2021-02-10 14:02:05 +00:00
|
|
|
minsize = ${toString yg.minsize}
|
|
|
|
size_factor = ${toString yg.size_factor}
|
|
|
|
gaplimit = 6
|
2021-03-09 16:48:25 +00:00
|
|
|
|
|
|
|
[SNICKER]
|
|
|
|
enabled = false
|
|
|
|
lowest_net_gain = 0
|
|
|
|
servers = cn5lfwvrswicuxn3gjsxoved6l2gu5hdvwy5l3ev7kg6j7lbji2k7hqd.onion,
|
|
|
|
polling_interval_minutes = 60
|
2020-04-23 16:18:47 +00:00
|
|
|
'';
|
|
|
|
|
|
|
|
# The jm scripts create a 'logs' dir in the working dir,
|
|
|
|
# so run them inside dataDir.
|
|
|
|
cli = pkgs.runCommand "joinmarket-cli" {} ''
|
2022-07-31 21:32:12 +00:00
|
|
|
mkdir -p "$out/bin"
|
2020-11-09 21:09:09 +00:00
|
|
|
jm=${nbPkgs.joinmarket}/bin
|
2022-07-31 21:32:12 +00:00
|
|
|
cd "$jm"
|
2020-04-23 16:18:47 +00:00
|
|
|
for bin in jm-*; do
|
|
|
|
{
|
|
|
|
echo "#!${pkgs.bash}/bin/bash";
|
2022-07-31 21:32:12 +00:00
|
|
|
echo "cd '${cfg.dataDir}' && ${cfg.cliExec} ${runAsUser} ${cfg.user} "$jm/$bin" --datadir='${cfg.dataDir}' \"\$@\"";
|
|
|
|
} > "$out/bin/$bin"
|
2020-04-23 16:18:47 +00:00
|
|
|
done
|
2022-07-31 21:32:12 +00:00
|
|
|
chmod -R +x "$out/bin"
|
2020-04-23 16:18:47 +00:00
|
|
|
'';
|
|
|
|
in {
|
2021-09-13 11:40:47 +00:00
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inherit options;
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2020-04-23 16:18:47 +00:00
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config = mkIf cfg.enable (mkMerge [{
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2021-02-01 21:53:22 +00:00
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services.bitcoind = {
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enable = true;
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disablewallet = false;
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2020-09-28 11:09:03 +00:00
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};
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2020-04-23 16:18:47 +00:00
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2021-02-01 21:53:22 +00:00
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# Joinmarket is Tor-only
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2020-04-23 16:18:47 +00:00
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services.tor = {
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enable = true;
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client.enable = true;
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2021-02-01 21:53:18 +00:00
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# Needed for payjoin onion service creation
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2020-10-29 12:46:36 +00:00
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controlSocket.enable = true;
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2020-04-23 16:18:47 +00:00
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};
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2021-02-01 21:53:22 +00:00
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environment.systemPackages = [
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(hiPrio cfg.cli)
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];
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systemd.tmpfiles.rules = [
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"d '${cfg.dataDir}' 0770 ${cfg.user} ${cfg.group} - -"
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];
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2020-04-23 16:18:47 +00:00
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systemd.services.joinmarket = {
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wantedBy = [ "multi-user.target" ];
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requires = [ "bitcoind.service" ];
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after = [ "bitcoind.service" ];
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2021-08-08 08:58:52 +00:00
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preStart = ''
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2021-08-27 15:09:11 +00:00
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{
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cat ${configFile}
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echo
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echo '[BLOCKCHAIN]'
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echo "rpc_password = $(cat ${secretsDir}/bitcoin-rpcpassword-privileged)"
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} > '${cfg.dataDir}/joinmarket.cfg'
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'';
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2021-10-25 13:30:53 +00:00
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postStart = ''
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2021-08-08 08:58:52 +00:00
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walletname=wallet.jmdat
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2022-07-31 21:32:12 +00:00
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wallet="${cfg.dataDir}/wallets/$walletname"
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2021-08-08 08:58:52 +00:00
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if [[ ! -f $wallet ]]; then
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${optionalString (cfg.rpcWalletFile != null) ''
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echo "Create watch-only wallet ${cfg.rpcWalletFile}"
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2021-08-27 12:37:44 +00:00
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if ! output=$(${bitcoind.cli}/bin/bitcoin-cli -named createwallet \
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2021-10-25 13:30:53 +00:00
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wallet_name="${cfg.rpcWalletFile}" \
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2022-05-05 12:50:19 +00:00
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descriptors=false \
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2021-10-25 13:30:53 +00:00
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${optionalString (!bitcoind.regtest) "disable_private_keys=true"} 2>&1
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); then
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2021-08-27 12:37:44 +00:00
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# Ignore error if bitcoind wallet already exists
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if [[ $output != *"already exists"* ]]; then
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echo "$output"
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|
exit 1
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fi
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fi
|
2021-08-08 08:58:52 +00:00
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''}
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2022-07-31 21:32:12 +00:00
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|
2021-08-27 12:37:44 +00:00
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|
|
# Restore wallet from seed if available
|
2022-07-31 21:32:12 +00:00
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|
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seed=()
|
2021-08-27 12:37:44 +00:00
|
|
|
if [[ -e jm-wallet-seed ]]; then
|
2022-07-31 21:32:12 +00:00
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seed=(--recovery-seed-file jm-wallet-seed)
|
2021-08-27 12:37:44 +00:00
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|
fi
|
2022-07-31 21:32:12 +00:00
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|
|
cd "${cfg.dataDir}"
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|
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|
2021-08-27 15:09:11 +00:00
|
|
|
# Strip trailing newline from password file
|
2022-07-31 21:32:12 +00:00
|
|
|
if ! tr -d '\n' < '${secretsDir}/jm-wallet-password' \
|
2021-08-27 15:09:11 +00:00
|
|
|
| ${nbPkgs.joinmarket}/bin/jm-genwallet \
|
2022-07-31 21:32:12 +00:00
|
|
|
--datadir="${cfg.dataDir}" --wallet-password-stdin "''${seed[@]}" "$walletname" \
|
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|
|
| (if ((! ''${#seed[@]})); then
|
2021-08-27 12:37:44 +00:00
|
|
|
umask u=r,go=
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|
|
|
grep -ohP '(?<=recovery_seed:).*' > jm-wallet-seed
|
|
|
|
else
|
|
|
|
cat > /dev/null
|
|
|
|
fi); then
|
2021-08-08 08:58:52 +00:00
|
|
|
echo "wallet creation failed"
|
|
|
|
rm -f "$wallet" jm-wallet-seed
|
|
|
|
exit 1
|
|
|
|
fi
|
|
|
|
fi
|
|
|
|
'';
|
|
|
|
serviceConfig = nbLib.defaultHardening // {
|
2020-11-09 21:09:09 +00:00
|
|
|
ExecStart = "${nbPkgs.joinmarket}/bin/joinmarketd";
|
2021-02-01 21:53:12 +00:00
|
|
|
WorkingDirectory = cfg.dataDir; # The service creates 'commitmentlist' in the working dir
|
|
|
|
User = cfg.user;
|
2020-04-23 16:18:47 +00:00
|
|
|
Restart = "on-failure";
|
|
|
|
RestartSec = "10s";
|
2022-05-07 18:34:21 +00:00
|
|
|
ReadWritePaths = [ cfg.dataDir ];
|
2021-11-28 20:24:49 +00:00
|
|
|
} // nbLib.allowedIPAddresses cfg.tor.enforce;
|
2020-04-23 16:18:47 +00:00
|
|
|
};
|
|
|
|
|
2021-02-01 21:53:22 +00:00
|
|
|
users.users.${cfg.user} = {
|
2021-08-04 22:48:59 +00:00
|
|
|
isSystemUser = true;
|
2021-02-01 21:53:22 +00:00
|
|
|
group = cfg.group;
|
|
|
|
home = cfg.dataDir;
|
|
|
|
# Allow access to the tor control socket, needed for payjoin onion service creation
|
2021-08-08 08:58:48 +00:00
|
|
|
extraGroups = [ "tor" "bitcoin" ];
|
2021-02-01 21:53:22 +00:00
|
|
|
};
|
|
|
|
users.groups.${cfg.group} = {};
|
|
|
|
nix-bitcoin.operator = {
|
|
|
|
groups = [ cfg.group ];
|
2021-08-15 09:28:38 +00:00
|
|
|
allowRunAsUsers = [ cfg.user ];
|
2021-02-01 21:53:22 +00:00
|
|
|
};
|
|
|
|
|
2020-04-23 16:18:47 +00:00
|
|
|
nix-bitcoin.secrets.jm-wallet-password.user = cfg.user;
|
2021-09-08 15:01:18 +00:00
|
|
|
nix-bitcoin.generateSecretsCmds.joinmarket = ''
|
|
|
|
makePasswordSecret jm-wallet-password
|
|
|
|
'';
|
2020-12-30 15:02:42 +00:00
|
|
|
}
|
2020-04-23 16:18:47 +00:00
|
|
|
|
2020-12-30 15:02:42 +00:00
|
|
|
(mkIf cfg.yieldgenerator.enable {
|
2021-02-10 14:02:05 +00:00
|
|
|
systemd.services.joinmarket-yieldgenerator = {
|
2020-04-23 16:18:47 +00:00
|
|
|
wantedBy = [ "joinmarket.service" ];
|
|
|
|
requires = [ "joinmarket.service" ];
|
|
|
|
after = [ "joinmarket.service" ];
|
2021-08-27 15:06:17 +00:00
|
|
|
script = ''
|
|
|
|
tr -d "\n" <"${secretsDir}/jm-wallet-password" \
|
|
|
|
| ${nbPkgs.joinmarket}/bin/jm-yg-privacyenhanced --datadir='${cfg.dataDir}' \
|
|
|
|
--wallet-password-stdin wallet.jmdat
|
2020-04-23 16:18:47 +00:00
|
|
|
'';
|
2021-02-03 21:44:41 +00:00
|
|
|
serviceConfig = nbLib.defaultHardening // rec {
|
2021-02-01 21:53:12 +00:00
|
|
|
WorkingDirectory = cfg.dataDir; # The service creates dir 'logs' in the working dir
|
2021-02-01 21:53:20 +00:00
|
|
|
# Show "joinmarket-yieldgenerator" instead of "bash" in the journal.
|
2021-08-27 15:06:17 +00:00
|
|
|
# The start script has to run alongside the main process
|
2021-02-01 21:53:20 +00:00
|
|
|
# because it provides the wallet password via stdin to the main process
|
|
|
|
SyslogIdentifier = "joinmarket-yieldgenerator";
|
2021-02-01 21:53:12 +00:00
|
|
|
User = cfg.user;
|
2022-05-07 18:34:21 +00:00
|
|
|
ReadWritePaths = [ cfg.dataDir ];
|
2021-02-03 21:44:41 +00:00
|
|
|
} // nbLib.allowTor;
|
2020-04-23 16:18:47 +00:00
|
|
|
};
|
|
|
|
})
|
|
|
|
]);
|
|
|
|
}
|