1 files changed, 33 insertions, 0 deletions
diff --git a/packages/partitioner.nix b/packages/partitioner.nix
new file mode 100644
index 0000000..cd36f5d
--- /dev/null
+++ b/packages/partitioner.nix
@@ -0,0 +1,33 @@
+# Apply standard partition layout to a disk device.
+{ pkgs, ... }:
+
+pkgs.writeShellScriptBin "partitioner" ''
+  set -e
+
+  if [ $# -ne 1 ]; then
+    echo "Usage: $0 <disk-device>"
+    exit 1
+  fi
+
+  DISK=$1
+
+  # Clear existing partitions
+  sgdisk -Z "$DISK"
+
+  # 1GB EFI partition (FAT32)
+  sgdisk -n 1:0:+1G -t 1:EF00 -c 1:EFI "$DISK"
+
+  # Rest for ZFS
+  sgdisk -n 2:0:0 -t 2:BF01 -c 2:ZFS "$DISK"
+
+  mkfs.fat -F32 -nEFI ""
+
+  zpool create \
+    -o ashift=12 \
+    -O compression=on \
+    -O acltype=posixacl \
+    -O xattr=sa \
+    -O relatime=off
+    -O normalization=formD \
+    zroot "$DISK"
+''