k 5 snapraid: is part of upstream

1 files changed, 28 insertions, 21 deletions

diff --git a/makefu/1systems/omo.nix b/makefu/1systems/omo.nix
index d7d3dba00..65a25a2a1 100644
--- a/makefu/1systems/omo.nix
+++ b/makefu/1systems/omo.nix
@@ -2,9 +2,18 @@
 # your system.  Help is available in the configuration.nix(5) man page
 # and in the NixOS manual (accessible by running ‘nixos-help’).
 
-{ config, pkgs, ... }:
-
-{
+{ config, pkgs, lib, ... }:
+let
+  byid = dev: "/dev/disk/by-id/" + dev;
+  keyFile = "/dev/disk/by-id/usb-Verbatim_STORE_N_GO_070B3CEE0B223954-0:0";
+  rootDisk = byid "ata-INTEL_SSDSA2M080G2GC_CVPO003402PB080BGN";
+  homePartition = byid "ata-INTEL_SSDSA2M080G2GC_CVPO003402PB080BGN-part3";
+  cryptDisk0 = byid "ata-ST2000DM001-1CH164_Z240XTT6";
+  cryptDisk1 = byid "ata-TP02000GB_TPW151006050068";
+  cryptDisk2 = byid "ata-WDC_WD20EARS-00MVWB0_WD-WCAZA5548487";
+  # all physical disks
+  allDisks = [ rootDisk cryptDisk0 cryptDisk1 cryptDisk2 ];
+in {
   imports =
     [
       # TODO: unlock home partition via ssh
@@ -16,35 +25,33 @@
       ../2configs/mail-client.nix
     ];
   krebs.build.host = config.krebs.hosts.omo;
-  services.smartd.devices = [
-    { device = "/dev/sda"; }
-    { device = "/dev/sdb"; }
-    { device = "/dev/sdc"; }
-    { device = "/dev/sdd"; }
-    { device = "/dev/sde"; }
-  ];
+  services.smartd.devices = builtins.map (x: { device = x; }) allDisks;
 
   # AMD E350
   fileSystems."/home" = {
     device = "/dev/mapper/home";
     fsType = "ext4";
   };
-  powerManagement.powerUpCommands = ''
-  for i in a b c d e f g h i;do
-    ${pkgs.hdparm}/sbin/hdparm -S 100 /dev/sd$i
-    ${pkgs.hdparm}/sbin/hdparm -B 127 /dev/sd$i
-    ${pkgs.hdparm}/sbin/hdparm -y /dev/sd$i
-  '';
+  powerManagement.powerUpCommands = lib.concatStrings (map (disk: ''
+      ${pkgs.hdparm}/sbin/hdparm -S 100 ${disk}
+      ${pkgs.hdparm}/sbin/hdparm -B 127 ${disk}
+      ${pkgs.hdparm}/sbin/hdparm -y ${disk}
+    '') allDisks);
   boot = {
     initrd.luks = {
-      devices = [
-        { name = "home";
-          device = "/dev/disk/by-uuid/85bff22e-dcbb-4246-b030-faf6c1782995";
+      devices = let
+        usbkey = name: device: {
+          inherit name device keyFile;
           keyFileSize = 4096;
-          keyFile = "/dev/disk/by-id/usb-Verbatim_STORE_N_GO_070B3CEE0B223954-0:0"; }
+        };
+      in [
+        (usbkey "home" homePartition)
+        (usbkey "crypt0" cryptDisk0)
+        (usbkey "crypt1" cryptDisk1)
+        (usbkey "crypt2" cryptDisk2)
       ];
     };
-    loader.grub.device = "/dev/disk/by-id/ata-INTEL_SSDSA2M080G2GC_CVPO003402PB080BGN";
+    loader.grub.device = rootDisk;
 
     initrd.availableKernelModules = [
       "ahci"