initial commit

templates/nix-configs/hetzner-amd/pi4/hosts/HOSTNAME/disks.sh

@@ -0,0 +1,66 @@
+#!/usr/bin/env bash
+
+SSD='/dev/sda'
+MNT='/mnt'
+SWAP_GB=4
+
+# Helper function to wait for devices
+wait_for_device() {
+  local device=$1
+  echo "Waiting for device: $device ..."
+  while [[ ! -e $device ]]; do
+    sleep 1
+  done
+  echo "Device $device is ready."
+}
+
+# Function to install a package if it's not already installed
+install_if_missing() {
+  local cmd="$1"
+  local package="$2"
+  if ! command -v "$cmd" &> /dev/null; then
+    echo "$cmd not found, installing $package..."
+    nix-env -iA "nixos.$package"
+  fi
+}
+
+install_if_missing "sgdisk" "gptfdisk"
+install_if_missing "partprobe" "parted"
+
+wait_for_device $SSD
+
+echo "Wiping filesystem on $SSD..."
+wipefs -a $SSD
+
+echo "Clearing partition table on $SSD..."
+sgdisk --zap-all $SSD
+
+echo "Partitioning $SSD..."
+parted -s "$SSD" \
+  mklabel gpt \
+  mkpart ESP fat32 1MiB 513MiB \
+  set 1 esp on \
+  mkpart primary linux-swap 513MiB "$((513 + SWAP_GB*1024))"MiB \
+  mkpart primary ext4 "$((513 + SWAP_GB*1024))"MiB 100%
+partprobe -s $SSD
+udevadm settle
+
+wait_for_device ${SSD}-part1
+wait_for_device ${SSD}-part2
+wait_for_device ${SSD}-part3
+
+echo "Formatting partitions..."
+mkfs.vfat -n BOOT "${SSD}1"
+mkswap -L SWAP "${SSD}2"
+mkfs.ext4 -L ROOT "${SSD}3"
+
+echo "Mounting partitions..."
+mount "${SSD}3" "$MNT"
+mkdir -p "$MNT/boot"
+mount "${SSD}1" "$MNT/boot"
+
+echo "Enabling swap..."
+swapon "${SSD}2"
+
+echo "Partitioning and setup complete:"
+lsblk -o NAME,FSTYPE,SIZE,MOUNTPOINT,LABEL