nixpkgs/nixos/modules/services/network-filesystems/orangefs/client.nix
2019-09-25 14:17:08 +02:00

98 lines
2.4 KiB
Nix

{ config, lib, pkgs, ...} :
with lib;
let
cfg = config.services.orangefs.client;
in {
###### interface
options = {
services.orangefs.client = {
enable = mkEnableOption "OrangeFS client daemon";
extraOptions = mkOption {
type = with types; listOf str;
default = [];
description = "Extra command line options for pvfs2-client.";
};
fileSystems = mkOption {
description = ''
The orangefs file systems to be mounted.
This option is prefered over using <option>fileSystems</option> directly since
the pvfs client service needs to be running for it to be mounted.
'';
example = [{
mountPoint = "/orangefs";
target = "tcp://server:3334/orangefs";
}];
type = with types; listOf (submodule ({ ... } : {
options = {
mountPoint = mkOption {
type = types.str;
default = "/orangefs";
description = "Mount point.";
};
options = mkOption {
type = with types; listOf str;
default = [];
description = "Mount options";
};
target = mkOption {
type = types.str;
default = null;
example = "tcp://server:3334/orangefs";
description = "Target URL";
};
};
}));
};
};
};
###### implementation
config = mkIf cfg.enable {
environment.systemPackages = [ pkgs.orangefs ];
boot.supportedFilesystems = [ "pvfs2" ];
boot.kernelModules = [ "orangefs" ];
systemd.services.orangefs-client = {
requires = [ "network-online.target" ];
after = [ "network-online.target" ];
serviceConfig = {
Type = "simple";
ExecStart = ''
${pkgs.orangefs}/bin/pvfs2-client-core \
--logtype=syslog ${concatStringsSep " " cfg.extraOptions}
'';
TimeoutStopSec = "120";
};
};
systemd.mounts = map (fs: {
requires = [ "orangefs-client.service" ];
after = [ "orangefs-client.service" ];
bindsTo = [ "orangefs-client.service" ];
wantedBy = [ "remote-fs.target" ];
type = "pvfs2";
options = concatStringsSep "," fs.options;
what = fs.target;
where = fs.mountPoint;
}) cfg.fileSystems;
};
}