#!/bin/bash
#
# Copyright (C) 2017 Purism SPC
#
# SPDX-License-Identifier: GPL-3.0+
#

set -e
set -u

usage() {
  echo "Usage : $1 "
  echo "    -h Display this help message."
  echo "    -b [imx6|imx8|qemu] select the board type."
  echo "    -d <distro> optional select the puros distro"
}


fetch_nitrogen_uboot_upgrade() {
   board=$1
   url=$2
   out="$3"
   dest="${out}/uboot-${pureos_board}"

   [ ! -d "${dest}" ] || return 0

   echo -n "Fetching uboot upgrade..."
   wget -q -Ascr -Aupgrade -A"*nitrogen*" -P"${dest}" -nd -l 1 --mirror "${url}/uboot-${pureos_board}/"
   echo "done."
}


cwd=`pwd`

distro=${DIST:-buster}
mirror=${MIRROR:-"http://deb.debian.org/debian"}
pureos_board=imx6
kernel_url=https://storage.puri.sm/librem5/binaries/unstable/latest/files/
NULL=
image_options=''

while getopts ":hb:d:" opt; do
  case ${opt} in
    b)
      pureos_board=$OPTARG
      ;;
    d)
      distro=$OPTARG
      ;;
    \?)
      echo "Invalid Option: -$OPTARG" 1>&2
      usage $0
      exit 0
      ;;
    h )
      usage $0
      exit 0
      ;;
  esac
done

bootimg="${pureos_board}.img"
uboot=u-boot-${pureos_board}.imx

. conf/board
. conf/packages

echo "Installing extra packages ${packages}"

mkdir -p tmp/ files/
echo -n > files/meta.yml

kernel_deb=linux-image-${kernel_version}_${kernel_arch}.deb
[ -f "files/${kernel_deb}" ] || wget -Pfiles/ "${kernel_url}/${kernel_deb}"

[ "${board_type}" != "nitrogen6" ] || fetch_nitrogen_uboot_upgrade ${pureos_board} ${kernel_url} files/

sudo pureos_board=${pureos_board} distro=${distro} packages="${packages}" \
    http_proxy=${http_apt_proxy:-${http_proxy:-}} \
    https_proxy=${https_apt_proxy:-${https_proxy:-}} vmdebootstrap \
    --enable-dhcp --no-kernel \
    --verbose --image $bootimg --log tmp/$bootimg.log --size 3G  \
    --bootoffset 1M \
    --mirror "${mirror}" \
    --arch=${arch} \
    --foreign=/usr/bin/qemu-arm-static \
    --configure-apt \
    --no-extlinux \
    --distribution "$distro" \
    --serial-console-command "/sbin/getty -L ttymxc0 115200 vt100" \
    --root-password='root' --hostname='pureos' --user=purism/purism --sudo \
    --customize $cwd/root.sh \
    --no-update-initramfs \
    --custom-package "files/${kernel_deb}" \
    --owner $(whoami) \
    --bootsize 200M \
    --boottype ext2 \
    ${NULL}

echo "gitrev: $(git log --format=format:%H -1)" >> files/meta.yml