Convert "lvm"

svn path=/nixos/branches/fix-style/; revision=14399

system/options.nix

@@ -416,6 +416,8 @@ in
 
     (import ../upstart-jobs/klogd.nix)
 
+    (import ../upstart-jobs/lvm.nix) # Makes LVM logical volumes available.
+
 
 
     # security

upstart-jobs/default.nix

@@ -71,12 +71,6 @@ let
   jobs = map makeJob
     ([
     
-    # Makes LVM logical volumes available. 
-    (import ../upstart-jobs/lvm.nix {
-      inherit modprobe;
-      inherit (pkgs) lvm2 devicemapper;
-    })
-      
     # Activate software RAID arrays.
     (import ../upstart-jobs/swraid.nix {
       inherit modprobe;

upstart-jobs/lvm.nix

@@ -1,9 +1,20 @@
-{modprobe, lvm2, devicemapper}:
+{pkgs, config, ...}:
+
+###### implementation
+
+let
+  modprobe = config.system.sbin.modprobe;
+
+in
+
 
 {
+
+  services = {
+    extraJobs = [{
       name = "lvm";
       
-  job = "
+      job = ''
         start on udev
         #start on new-devices
 
@@ -12,19 +23,19 @@ script
             # Load the device mapper.
             ${modprobe}/sbin/modprobe dm_mod || true
 
-    ${devicemapper}/sbin/dmsetup mknodes
+            ${pkgs.devicemapper}/sbin/dmsetup mknodes
             # Scan for block devices that might contain LVM physical volumes
             # and volume groups.
-    ${lvm2}/sbin/vgscan --mknodes
+            ${pkgs.lvm2}/sbin/vgscan --mknodes
 
             # Make all logical volumes on all volume groups available, i.e.,
             # make them appear in /dev.
-    ${lvm2}/sbin/vgchange --available y
+            ${pkgs.lvm2}/sbin/vgchange --available y
 
             initctl emit new-devices
             
         end script
-
-  ";
-
+      '';
+    }];
+  };
 }