90 lines
2.5 KiB
Nix
90 lines
2.5 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.joinmarket-ob-watcher;
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nbLib = config.nix-bitcoin.lib;
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nbPkgs = config.nix-bitcoin.pkgs;
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socks5Settings = with config.services.tor.client.socksListenAddress; ''
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socks5 = true
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socks5_host = ${addr}
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socks5_port = ${toString port}
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'';
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configFile = builtins.toFile "config" ''
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[BLOCKCHAIN]
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blockchain_source = no-blockchain
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[MESSAGING:server1]
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host = darkirc6tqgpnwd3blln3yfv5ckl47eg7llfxkmtovrv7c7iwohhb6ad.onion
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channel = joinmarket-pit
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port = 6697
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usessl = true
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${socks5Settings}
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[MESSAGING:server2]
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host = ncwkrwxpq2ikcngxq3dy2xctuheniggtqeibvgofixpzvrwpa77tozqd.onion
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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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'';
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in {
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options.services.joinmarket-ob-watcher = {
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enable = mkEnableOption "JoinMarket orderbook watcher";
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address = mkOption {
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type = types.str;
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default = "127.0.0.1";
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description = "HTTP server address.";
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};
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port = mkOption {
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type = types.port;
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default = 62601;
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description = "HTTP server port.";
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};
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dataDir = mkOption {
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readOnly = true;
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default = "/var/lib/joinmarket-ob-watcher";
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description = "The data directory for JoinMarket orderbook watcher.";
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};
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# This option is only used by netns-isolation
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enforceTor = mkOption {
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readOnly = true;
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default = true;
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};
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};
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config = mkIf cfg.enable {
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# Joinmarket is Tor-only
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services.tor = {
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enable = true;
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client.enable = true;
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};
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systemd.services.joinmarket-ob-watcher = {
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wantedBy = [ "multi-user.target" ];
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requires = [ "tor.service" ];
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after = [ "tor.service" ];
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# The service writes to HOME/.config/matplotlib
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environment.HOME = cfg.dataDir;
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preStart = ''
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ln -snf ${configFile} ${cfg.dataDir}/joinmarket.cfg
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'';
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serviceConfig = nbLib.defaultHardening // rec {
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DynamicUser = true;
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StateDirectory = "joinmarket-ob-watcher";
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StateDirectoryMode = "770";
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WorkingDirectory = cfg.dataDir; # The service creates dir 'logs' in the working dir
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ExecStart = ''
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${nbPkgs.joinmarket}/bin/jm-ob-watcher --datadir=${cfg.dataDir} \
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--host=${cfg.address} --port=${toString cfg.port}
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'';
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SystemCallFilter = nbLib.defaultHardening.SystemCallFilter ++ [ "mbind" ] ;
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Restart = "on-failure";
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RestartSec = "10s";
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} // nbLib.allowTor;
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};
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};
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}
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