#!/bin/sh

# Install base builder 
if test $(id -u) -ne 0; then
  echo "Be root is better for this action !!"
  exit 1
fi

if test ! -f /etc/apk/world; then
  echo "Maybe, You should try on an Alpine !"
  exit 1
fi

# Packages needed
apk add alpine-sdk build-base apk-tools alpine-conf busybox fakeroot syslinux xorriso squashfs-tools sudo

# User setup
adduser build -G abuild

# Grant unrestricted sudo to abuild group
echo "%abuild ALL=(ALL) ALL" > /etc/sudoers.d/abuild

# Also, update apk
apk update