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