1 files changed, 117 insertions, 0 deletions
diff --git a/makefu/1systems/omo/hw/omo.nix b/makefu/1systems/omo/hw/omo.nix
new file mode 100644
index 000000000..1b618a486
--- /dev/null
+++ b/makefu/1systems/omo/hw/omo.nix
@@ -0,0 +1,117 @@
+{ config, pkgs, lib, ... }:
+let
+  toMapper = id: "/media/crypt${builtins.toString id}";
+  byid = dev: "/dev/disk/by-id/" + dev;
+  keyFile = byid "usb-Verbatim_STORE_N_GO_070B3CEE0B223954-0:0";
+  rootDisk = byid "ata-SanDisk_SD8SNAT128G1122_162099420904";
+  rootPartition = byid "ata-SanDisk_SD8SNAT128G1122_162099420904-part2";
+  primaryInterface = "enp2s0";
+  # cryptsetup luksFormat $dev --cipher aes-xts-plain64 -s 512 -h sha512
+  # cryptsetup luksAddKey $dev tmpkey
+  # cryptsetup luksOpen $dev crypt0 --key-file tmpkey --keyfile-size=4096
+  # mkfs.xfs /dev/mapper/crypt0 -L crypt0
+
+  # omo Chassis:
+  # __FRONT_
+  # |* d0   |
+  # |       |
+  # |* d1   |
+  # |       |
+  # |* d3   |
+  # |       |
+  # |*      |
+  # |* d2   |
+  # |  *    |
+  # |  *    |
+  # |_______|
+  # cryptDisk0 = byid "ata-ST2000DM001-1CH164_Z240XTT6";
+  cryptDisk0 = byid "ata-ST8000DM004-2CX188_ZCT01PLV";
+  cryptDisk1 = byid "ata-TP02000GB_TPW151006050068";
+  cryptDisk2 = byid "ata-ST4000DM000-1F2168_Z303HVSG";
+  cryptDisk3 = byid "ata-ST8000DM004-2CX188_ZCT01SG4";
+  # cryptDisk3 = byid "ata-WDC_WD20EARS-00MVWB0_WD-WMAZA1786907";
+  # all physical disks
+
+  # TODO callPackage ../3modules/MonitorDisks { disks = allDisks }
+  dataDisks = [ cryptDisk0 cryptDisk1 cryptDisk2 cryptDisk3 ];
+  allDisks = [ rootDisk ] ++ dataDisks;
+in {
+  imports =
+    [ # TODO: unlock home partition via ssh
+      <stockholm/makefu/2configs/fs/sda-crypto-root.nix> ];
+  makefu.server.primary-itf = primaryInterface;
+  system.activationScripts.createCryptFolders = ''
+    ${lib.concatMapStringsSep "\n"
+      (d: "install -m 755 -d " + (toMapper d) )
+      [ 0 1 2 "X" ]}
+  '';
+
+  makefu.snapraid = {
+    enable = true;
+    # TODO: 3 is not protected
+    disks = map toMapper [ 0 1 ];
+    parity = toMapper 2;
+  };
+  fileSystems = let
+    cryptMount = name:
+      { "/media/${name}" = {
+        device = "/dev/mapper/${name}"; fsType = "xfs";
+        options = [ "nofail" ];
+      };};
+  in   cryptMount "crypt0"
+    // cryptMount "crypt1"
+    // cryptMount "crypt2"
+    // cryptMount "crypt3"
+    // { "/media/cryptX" = {
+            device = (lib.concatMapStringsSep ":" (d: (toMapper d)) [ 0 1 2 3 ]);
+            fsType = "mergerfs";
+            noCheck = true;
+            options = [ "defaults" "allow_other" "nofail" "nonempty" ];
+          };
+       };
+
+  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);
+
+  # crypto unlocking
+  boot = {
+    initrd.luks = {
+      devices = let
+        usbkey = name: device: {
+          inherit name device keyFile;
+          keyFileSize = 4096;
+          allowDiscards = true;
+        };
+      in [
+        (usbkey "luksroot" rootPartition)
+        (usbkey "crypt0" cryptDisk0)
+        (usbkey "crypt1" cryptDisk1)
+        (usbkey "crypt2" cryptDisk2)
+        (usbkey "crypt3" cryptDisk3)
+      ];
+    };
+    loader.grub.device = lib.mkForce rootDisk;
+
+    initrd.availableKernelModules = [
+      "ahci"
+      "ohci_pci"
+      "ehci_pci"
+      "pata_atiixp"
+      "firewire_ohci"
+      "usb_storage"
+      "usbhid"
+    ];
+
+    kernelModules = [ "kvm-intel" ];
+    extraModulePackages = [ ];
+  };
+  environment.systemPackages = with pkgs;[
+    mergerfs # hard requirement for mount
+  ];
+  hardware.enableRedistributableFirmware = true;
+  hardware.cpu.intel.updateMicrocode = true;
+}
+