slurm-spank-x11: init at 0.2.5

nixos/modules/services/computing/slurm/slurm.nix

@@ -12,8 +12,14 @@ let
       ${optionalString (cfg.controlAddr != null) ''controlAddr=${cfg.controlAddr}''}
       ${optionalString (cfg.nodeName != null) ''nodeName=${cfg.nodeName}''}
       ${optionalString (cfg.partitionName != null) ''partitionName=${cfg.partitionName}''}
+      PlugStackConfig=${plugStackConfig}
       ${cfg.extraConfig}
     '';
+
+  plugStackConfig = pkgs.writeText "plugstack.conf"
+    ''
+      ${optionalString cfg.enableSrunX11 ''optional ${pkgs.slurm-spank-x11}/lib/x11.so''}
+    '';
 in
 
 {
@@ -86,6 +92,17 @@ in
         '';
       };
 
+      enableSrunX11 = mkOption {
+        default = false;
+        type = types.bool;
+        description = ''
+          If enabled srun will accept the option "--x11" to allow for X11 forwarding
+          from within an interactive session or a batch job. This activates the
+          slurm-spank-x11 module. Note that this requires 'services.openssh.forwardX11'
+          to be enabled on the compute nodes.
+        '';
+      };
+
       extraConfig = mkOption {
         default = "";
         type = types.lines;
@@ -134,7 +151,8 @@ in
     environment.systemPackages = [ wrappedSlurm ];
 
     systemd.services.slurmd = mkIf (cfg.client.enable) {
-      path = with pkgs; [ wrappedSlurm coreutils ];
+      path = with pkgs; [ wrappedSlurm coreutils ]
+        ++ lib.optional cfg.enableSrunX11 slurm-spank-x11;
 
       wantedBy = [ "multi-user.target" ];
       after = [ "systemd-tmpfiles-clean.service" ];
@@ -152,7 +170,8 @@ in
     };
 
     systemd.services.slurmctld = mkIf (cfg.server.enable) {
-      path = with pkgs; [ wrappedSlurm munge coreutils ];
+      path = with pkgs; [ wrappedSlurm munge coreutils ]
+        ++ lib.optional cfg.enableSrunX11 slurm-spank-x11;
 
       wantedBy = [ "multi-user.target" ];
       after = [ "network.target" "munged.service" ];

pkgs/servers/computing/slurm-spank-x11/default.nix

@@ -0,0 +1,39 @@
+{ stdenv, fetchFromGitHub, slurm } :
+let
+  version = "0.2.5";
+in
+stdenv.mkDerivation {
+  name = "slurm-spank-x11-${version}";
+  version = version;
+
+  src = fetchFromGitHub {
+    owner = "hautreux";
+    repo = "slurm-spank-x11";
+    rev = version;
+    sha256 = "1dmsr7whxcxwnlvl1x4s3bqr5cr6q5ssb28vqi67w5hj4sshisry";
+  };
+
+  buildPhase = ''
+      gcc -DX11_LIBEXEC_PROG="\"$out/bin/slurm-spank-x11\"" \
+          -g -o slurm-spank-x11 slurm-spank-x11.c
+      gcc -I${slurm.dev}/include -DX11_LIBEXEC_PROG="\"$out/bin/slurm-spank-x11\"" -shared -fPIC \
+          -g -o x11.so slurm-spank-x11-plug.c
+    '';
+
+  installPhase = ''
+      mkdir -p $out/bin $out/lib
+      install -m 755 slurm-spank-x11 $out/bin
+      install -m 755 x11.so $out/lib
+    '';
+
+  meta = with stdenv.lib; {
+    homepage = https://github.com/hautreux/slurm-spank-x11;
+    description = "Plugin for SLURM to allow for interactive X11 sessions";
+    platforms = platforms.linux;
+    license = licenses.gpl3;
+    maintainers = with maintainers; [ markuskowa ];
+  };
+}
+
+
+

pkgs/top-level/all-packages.nix

@@ -12394,6 +12394,8 @@ with pkgs;
   slurm-full = appendToName "full" (callPackage ../servers/computing/slurm { });
   slurm-llnl-full = slurm-full; # renamed July 2017
 
+  slurm-spank-x11 = callPackage ../servers/computing/slurm-spank-x11 { };
+
   systemd-journal2gelf = callPackage ../tools/system/systemd-journal2gelf { };
 
   inherit (callPackages ../servers/http/tomcat { })