118 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			Nix
		
	
	
	
	
	
			
		
		
	
	
			118 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			Nix
		
	
	
	
	
	
{ config, lib, pkgs, ... }:
 | 
						|
 | 
						|
with lib;
 | 
						|
 | 
						|
let
 | 
						|
  cfg = config.services.ethminer;
 | 
						|
  poolUrl = escapeShellArg "stratum1+tcp://${cfg.wallet}@${cfg.pool}:${toString cfg.stratumPort}/${cfg.rig}/${cfg.registerMail}";
 | 
						|
in
 | 
						|
 | 
						|
{
 | 
						|
 | 
						|
  ###### interface
 | 
						|
 | 
						|
  options = {
 | 
						|
 | 
						|
    services.ethminer = {
 | 
						|
 | 
						|
      enable = mkOption {
 | 
						|
        type = types.bool;
 | 
						|
        default = false;
 | 
						|
        description = "Enable ethminer ether mining.";
 | 
						|
      };
 | 
						|
 | 
						|
      recheckInterval = mkOption {
 | 
						|
        type = types.int;
 | 
						|
        default = 2000;
 | 
						|
        description = "Interval in milliseconds between farm rechecks.";
 | 
						|
      };
 | 
						|
 | 
						|
      toolkit = mkOption {
 | 
						|
        type = types.enum [ "cuda" "opencl" ];
 | 
						|
        default = "cuda";
 | 
						|
        description = "Cuda or opencl toolkit.";
 | 
						|
      };
 | 
						|
 | 
						|
      apiPort = mkOption {
 | 
						|
        type = types.int;
 | 
						|
        default = -3333;
 | 
						|
        description = "Ethminer api port. minus sign puts api in read-only mode.";
 | 
						|
      };
 | 
						|
 | 
						|
      wallet = mkOption {
 | 
						|
        type = types.str;
 | 
						|
        example = "0x0123456789abcdef0123456789abcdef01234567";
 | 
						|
        description = "Ethereum wallet address.";
 | 
						|
      };
 | 
						|
 | 
						|
      pool = mkOption {
 | 
						|
        type = types.str;
 | 
						|
        example = "eth-us-east1.nanopool.org";
 | 
						|
        description = "Mining pool address.";
 | 
						|
      };
 | 
						|
 | 
						|
      stratumPort = mkOption {
 | 
						|
        type = types.port;
 | 
						|
        default = 9999;
 | 
						|
        description = "Stratum protocol tcp port.";
 | 
						|
      };
 | 
						|
 | 
						|
      rig = mkOption {
 | 
						|
        type = types.str;
 | 
						|
        default = "mining-rig-name";
 | 
						|
        description = "Mining rig name.";
 | 
						|
      };
 | 
						|
 | 
						|
      registerMail = mkOption {
 | 
						|
        type = types.str;
 | 
						|
        example = "email%40example.org";
 | 
						|
        description = "Url encoded email address to register with pool.";
 | 
						|
      };
 | 
						|
 | 
						|
      maxPower = mkOption {
 | 
						|
        type = types.int;
 | 
						|
        default = 113;
 | 
						|
        description = "Miner max watt usage.";
 | 
						|
      };
 | 
						|
 | 
						|
    };
 | 
						|
 | 
						|
  };
 | 
						|
 | 
						|
 | 
						|
  ###### implementation
 | 
						|
 | 
						|
  config = mkIf cfg.enable {
 | 
						|
 | 
						|
    systemd.services.ethminer = {
 | 
						|
      path = [ pkgs.cudatoolkit ];
 | 
						|
      description = "ethminer ethereum mining service";
 | 
						|
      wantedBy = [ "multi-user.target" ];
 | 
						|
      after = [ "network.target" ];
 | 
						|
 | 
						|
      serviceConfig = {
 | 
						|
        DynamicUser = true;
 | 
						|
        ExecStartPre = "${pkgs.ethminer}/bin/.ethminer-wrapped --list-devices";
 | 
						|
        ExecStartPost = optional (cfg.toolkit == "cuda") "+${getBin config.boot.kernelPackages.nvidia_x11}/bin/nvidia-smi -pl ${toString cfg.maxPower}";
 | 
						|
        Restart = "always";
 | 
						|
      };
 | 
						|
 | 
						|
      environment = {
 | 
						|
        LD_LIBRARY_PATH = "${config.boot.kernelPackages.nvidia_x11}/lib";
 | 
						|
      };
 | 
						|
 | 
						|
      script = ''
 | 
						|
        ${pkgs.ethminer}/bin/.ethminer-wrapped \
 | 
						|
          --farm-recheck ${toString cfg.recheckInterval} \
 | 
						|
          --report-hashrate \
 | 
						|
          --${cfg.toolkit} \
 | 
						|
          --api-port ${toString cfg.apiPort} \
 | 
						|
          --pool ${poolUrl}
 | 
						|
      '';
 | 
						|
 | 
						|
    };
 | 
						|
 | 
						|
  };
 | 
						|
 | 
						|
}
 |