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