131 lines
4.1 KiB
Nix
131 lines
4.1 KiB
Nix
{config, lib, pkgs, ...}:
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with lib;
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let
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cfg = config.services.boinc;
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allowRemoteGuiRpcFlag = optionalString cfg.allowRemoteGuiRpc "--allow_remote_gui_rpc";
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fhsEnv = pkgs.buildFHSUserEnv {
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name = "boinc-fhs-env";
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targetPkgs = pkgs': [ cfg.package ] ++ cfg.extraEnvPackages;
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runScript = "/bin/boinc_client";
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};
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fhsEnvExecutable = "${fhsEnv}/bin/${fhsEnv.name}";
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in
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{
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options.services.boinc = {
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enable = mkOption {
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type = types.bool;
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default = false;
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description = ''
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Whether to enable the BOINC distributed computing client. If this
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option is set to true, the boinc_client daemon will be run as a
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background service. The boinccmd command can be used to control the
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daemon.
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'';
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};
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package = mkOption {
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type = types.package;
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default = pkgs.boinc;
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defaultText = literalExpression "pkgs.boinc";
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description = ''
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Which BOINC package to use.
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'';
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};
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dataDir = mkOption {
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type = types.path;
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default = "/var/lib/boinc";
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description = ''
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The directory in which to store BOINC's configuration and data files.
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'';
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};
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allowRemoteGuiRpc = mkOption {
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type = types.bool;
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default = false;
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description = ''
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If set to true, any remote host can connect to and control this BOINC
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client (subject to password authentication). If instead set to false,
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only the hosts listed in <varname>dataDir</varname>/remote_hosts.cfg will be allowed to
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connect.
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See also: <link xlink:href="http://boinc.berkeley.edu/wiki/Controlling_BOINC_remotely#Remote_access"/>
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'';
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};
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extraEnvPackages = mkOption {
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type = types.listOf types.package;
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default = [];
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example = literalExpression "[ pkgs.virtualbox ]";
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description = ''
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Additional packages to make available in the environment in which
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BOINC will run. Common choices are:
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<variablelist>
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<varlistentry>
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<term><varname>pkgs.virtualbox</varname></term>
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<listitem><para>
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The VirtualBox virtual machine framework. Required by some BOINC
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projects, such as ATLAS@home.
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</para></listitem>
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</varlistentry>
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<varlistentry>
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<term><varname>pkgs.ocl-icd</varname></term>
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<listitem><para>
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OpenCL infrastructure library. Required by BOINC projects that
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use OpenCL, in addition to a device-specific OpenCL driver.
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</para></listitem>
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</varlistentry>
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<varlistentry>
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<term><varname>pkgs.linuxPackages.nvidia_x11</varname></term>
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<listitem><para>
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Provides CUDA libraries. Required by BOINC projects that use
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CUDA. Note that this requires an NVIDIA graphics device to be
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present on the system.
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</para><para>
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Also provides OpenCL drivers for NVIDIA GPUs;
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<varname>pkgs.ocl-icd</varname> is also needed in this case.
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</para></listitem>
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</varlistentry>
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</variablelist>
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'';
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};
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};
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config = mkIf cfg.enable {
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environment.systemPackages = [cfg.package];
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users.users.boinc = {
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group = "boinc";
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createHome = false;
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description = "BOINC Client";
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home = cfg.dataDir;
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isSystemUser = true;
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};
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users.groups.boinc = {};
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systemd.tmpfiles.rules = [
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"d '${cfg.dataDir}' - boinc boinc - -"
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];
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systemd.services.boinc = {
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description = "BOINC Client";
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after = ["network.target"];
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wantedBy = ["multi-user.target"];
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script = ''
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${fhsEnvExecutable} --dir ${cfg.dataDir} ${allowRemoteGuiRpcFlag}
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'';
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serviceConfig = {
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User = "boinc";
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Nice = 10;
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};
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};
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};
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meta = {
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maintainers = with lib.maintainers; [kierdavis];
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};
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}
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