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-rw-r--r--nixos/modules/services/network-filesystems/orangefs/client.nix96
1 files changed, 96 insertions, 0 deletions
diff --git a/nixos/modules/services/network-filesystems/orangefs/client.nix b/nixos/modules/services/network-filesystems/orangefs/client.nix
new file mode 100644
index 00000000000..36ea5af2168
--- /dev/null
+++ b/nixos/modules/services/network-filesystems/orangefs/client.nix
@@ -0,0 +1,96 @@
+{ 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;
+              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;
+  };
+}
+