build

#!/bin/bash

set -Eeux

source vars.sh

BASE_DIR="$PWD"

# check for root permissions
if [[ "$(id -u)" != 0 ]]; then
  echo "E: Requires root permissions" > /dev/stderr
  exit 1
fi

apt-get update
apt-get install -y live-build patch ubuntu-keyring

# Fix isohybrid having moved from syslinux to syslinux-utils
sed -i 's/isohybrid\ syslinux$/isohybrid\ syslinux-utils/g' /usr/lib/live/build/lb_binary_iso

build () {
  local BUILD_ARCH
  local TMP_DIR
  BUILD_ARCH="${1}"
  TMP_DIR="${BASE_DIR}/tmp/${BUILD_ARCH}"

  mkdir -p "${TMP_DIR}"
  cp -r auto config vars.sh "${TMP_DIR}"/
  cd "${TMP_DIR}" || exit

  echo "live-build clean..."
  lb clean

  echo "live-build config..."
  lb config

  echo "live-build build..."
  lb build

  echo "Consolidating output..."

  YYYYMMDD="$(date +%Y%m%d)"
  OUTPUT_DIR="$BASE_DIR/builds/$BUILD_ARCH"
  mkdir -p "$OUTPUT_DIR"
  FNAME="regolith-$VERSION-$CHANNEL.$YYYYMMDD$OUTPUT_SUFFIX"
  mv "$BASE_DIR/tmp/$BUILD_ARCH/binary.hybrid.iso" "$OUTPUT_DIR/${FNAME}.iso"

  md5sum "$OUTPUT_DIR/${FNAME}.iso" > "$OUTPUT_DIR/${FNAME}.md5.txt"
  sha256sum "$OUTPUT_DIR/${FNAME}.iso" > "$OUTPUT_DIR/${FNAME}.sha256.txt"
}

# remove old builds before creating new ones
rm -rf "$BASE_DIR"/builds

build amd64