Initial commit

install.sh

@@ -0,0 +1,137 @@
+#!/usr/bin/env bash
+
+# For reference: https://wiki.archlinux.org/title/Installation_guide
+
+# TODO:
+# - Add support for BIOS platform
+# - Add more filesystem options (defaults to ext4)
+# - Make script recoverable from errors (save script stage)
+# - Add support for custom localization configuration
+
+platform="bios"
+input=""
+disk="/dev/sda"
+timezone="Europe/Amsterdam"
+hostname="arch"
+password=""
+
+echoerr() { cat <<< "$@" 1>&2; }
+
+# Check is script is being run as root
+if [[ $(id -u) -ne 0 ]]; then
+    echoerr "[ERROR] Please run this script as root or using sudo"
+    exit 1
+fi
+
+# Verify the boot mode
+if [[ ! -f "/sys/firmware/efi/fw_platform_size" ]]; then
+    echoerr "[ERROR] Non UEFI platforms are not supported by this script"
+    exit 2
+else
+    platform=$(cat /sys/firmware/efi/fw_platform_size)
+    echo "[INFO] Platform: ${platform}-bit UEFI"
+fi
+
+# Test internet connectivity
+if ! ping -q -c1 archlinux.org &>/dev/null; then
+    echoerr "[ERROR] Not connected to the internet"
+    exit 3
+else
+    echo "[INFO] Connected to the internet"
+fi
+
+# Select disk to be partitioned
+echo "[INFO] Printing available disks"
+fdisk -l
+
+read -p "Enter installation disk (${disk}): " input
+if [[ -n "$input" ]]; then
+    disk="$input"
+fi
+
+if [[ ! -b "$disk" ]]; then
+    echoerr "[ERROR] The selected disk does not exist"
+    exit 4
+fi
+
+# Partition the disk with the following layout:
+# | Mount point | Partition Type        | Size                    |
+# |-------------|-----------------------|-------------------------|
+# | /boot       | EFI system partition  | 1 GiB                   |
+# | [SWAP]      | Linux swap            | 4 GiB                   |
+# | /           | Linux x86-64 root (/) | Remainder of the device |
+echo "[INFO] Partitioning the disk"
+(
+echo g # Create a new empty GPT partition table
+
+# EFI system partition
+echo n       # Add a new partition
+echo 1       # Partition number
+echo         # First sector (accept default: 2048)
+echo "+1GiB" # Last sector
+echo t       # Change partition type
+echo "uefi"  # "EFI system partition" type
+
+# Swap partition
+echo n       # Add a new partition
+echo 2       # Partition number
+echo         # First sector (accept default)
+echo "+4GiB" # Last sector
+echo t       # Change partition type
+echo 2       # Select partition
+echo "swap"  # "Linux swap partition" type
+
+# Root partition
+echo n       # Add a new partition
+echo 3       # Partition number
+echo         # First sector (accept default)
+echo         # Last sector (accept default)
+echo t       # Change partition type
+echo 3       # Select partition
+echo 23      # "Linux x86-64 root (/) Linux" partition type
+
+echo w # Write changes
+) | fdisk "$disk" &>/dev/null
+
+# TODO: Check if fdisk terminated succesfully
+
+# Format the partitions
+echo "[INFO] Formatting the partitions"
+mkfs.ext4 "${disk}3" &>/dev/null
+mkswap "${disk}2" &>/dev/null
+mkfs.fat -F 32 "${disk}1" &>/dev/null
+
+# TODO: Check if formatting the partitions went correctly
+
+# Mount the file systems
+echo "[INFO] Mounting the file systems"
+mount "${disk}3" /mnt
+mount --mkdir "${disk}1" /mnt/boot
+swapon "${disk}2"
+
+# TODO: Select the mirrors for faster download speeds
+
+# Install essential packages
+echo "[INFO] Installing essential packages"
+pacstrap -K /mnt base linux linux-firmware \
+    intel-ucode amd-ucode \
+    networkmanager \
+    grub efibootmgr
+
+# Generate an fstab file
+echo "[INFO] Generating fstab file"
+genfstab -U /mnt >> /mnt/etc/fstab
+
+# Change root into the new system
+cp ./chroot.sh /mnt/chroot.sh
+
+echo "[INFO] Changing root into the new system"
+arch-chroot /mnt bash /chroot.sh
+
+# Unmount partitions
+umount -R /mnt
+
+# Tell the user that it's ok to reboot now
+echo "[INFO] Now you also can say \"I use Arch, BTW\". Reboot when you're ready"
+
+exit 0