#!/bin/bash

# Run this script if you are installing from an Arch Linux install media.
# It does a standalone clone and setup of sadm from the main git repository. If
# you are developping on SADM, directly use install_scripts/setup_sadm.sh

MIRRORLIST_URL="https://www.archlinux.org/mirrorlist/?country=FR&protocol=https&ip_version=4&ip_version=6&use_mirror_status=on"

: ${REPO_URL:=https://github.com/prologin/sadm}
: ${BRANCH:=master}
: ${DISK_LAYOUT:=raid1}

if mount | grep --quiet archiso; then
  # When running on the Arch Linux install media, increase the overlay work dir
  # size
  echo '[+] Increasing the size of /run/archiso/cowspace'
  mount -o remount,size=2G /run/archiso/cowspace
fi

echo '[+] Retreiving mirror list'
curl "$MIRRORLIST_URL" | sed 's/^#//' > /etc/pacman.d/mirrorlist

echo '[+] Installing dependencies'
pacman -Sy --needed --noconfirm git

echo '[+] Cloning sadm'
cd /root
git clone --branch $BRANCH $REPO_URL sadm

echo '[+] Starting Arch Linux bootstrap script'
( cd ./sadm/install_scripts; ./"bootstrap_arch_linux_${DISK_LAYOUT}.sh" )

echo '[+] Copying SADM install'
cp -r sadm /mnt/root/sadm