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|
{ lib, config, pkgs, ... }:
with lib;
let
cfg = config.services.xmr-stak;
pkg = pkgs.xmr-stak.override {
inherit (cfg) openclSupport cudaSupport;
};
in
{
options = {
services.xmr-stak = {
enable = mkEnableOption "xmr-stak miner";
openclSupport = mkEnableOption "support for OpenCL (AMD/ATI graphics cards)";
cudaSupport = mkEnableOption "support for CUDA (NVidia graphics cards)";
extraArgs = mkOption {
type = types.listOf types.str;
default = [];
example = [ "--noCPU" "--currency monero" ];
description = "List of parameters to pass to xmr-stak.";
};
configFiles = mkOption {
type = types.attrsOf types.str;
default = {};
example = literalExpression ''
{
"config.txt" = '''
"verbose_level" : 4,
"h_print_time" : 60,
"tls_secure_algo" : true,
''';
"pools.txt" = '''
"currency" : "monero7",
"pool_list" :
[ { "pool_address" : "pool.supportxmr.com:443",
"wallet_address" : "my-wallet-address",
"rig_id" : "",
"pool_password" : "nixos",
"use_nicehash" : false,
"use_tls" : true,
"tls_fingerprint" : "",
"pool_weight" : 23
},
],
''';
}
'';
description = ''
Content of config files like config.txt, pools.txt or cpu.txt.
'';
};
};
};
config = mkIf cfg.enable {
systemd.services.xmr-stak = {
wantedBy = [ "multi-user.target" ];
bindsTo = [ "network-online.target" ];
after = [ "network-online.target" ];
environment = mkIf cfg.cudaSupport {
LD_LIBRARY_PATH = "${pkgs.linuxPackages_latest.nvidia_x11}/lib";
};
preStart = concatStrings (flip mapAttrsToList cfg.configFiles (fn: content: ''
ln -sf '${pkgs.writeText "xmr-stak-${fn}" content}' '${fn}'
''));
serviceConfig = let rootRequired = cfg.openclSupport || cfg.cudaSupport; in {
ExecStart = "${pkg}/bin/xmr-stak ${concatStringsSep " " cfg.extraArgs}";
# xmr-stak generates cpu and/or gpu configuration files
WorkingDirectory = "/tmp";
PrivateTmp = true;
DynamicUser = !rootRequired;
LimitMEMLOCK = toString (1024*1024);
};
};
};
imports = [
(mkRemovedOptionModule ["services" "xmr-stak" "configText"] ''
This option was removed in favour of `services.xmr-stak.configFiles`
because the new config file `pools.txt` was introduced. You are
now able to define all other config files like cpu.txt or amd.txt.
'')
];
}
|