#!/usr/bin/env bash

scriptname="$0"

function mylog {
  logger -t $scriptname "${@}"
}

logger "startup"
if [[ $(pgrep -f -c $(basename $0)) -gt 1 ]] ; then
  logger "other instance still running! -> bailing out"
  exit 1
fi
logger "start syncing"
timestamp="$(cat /usr/portage/metadata/timestamp)"
chronic /usr/sbin/emaint sync -A
#if [[ "$timestamp" == "$(cat /usr/portage/metadata/timestamp)" ]] ; then
  #nothing changed!
#  mylog "nothing changed in portage"
#  exit 0
#fi

declare -Ar CHROOTS=(
         [server]="/var/lib/buildPackages/packages_amd64"
         [desktop]="/var/lib/buildPackages/desktop_amd64"
        )

declare -Ar SEQUENTIAL=(
      [desktop]="www-client/chromium dev-qt/qtwebengine net-libs/webkit-gtk"
      )
for identifier in "${!CHROOTS[@]}" ; do
#  date
  chroot="${CHROOTS[$identifier]}"
  mylog "Building packages for $identifier in $chroot"
  for repo in selba helpers meskal-overlay ; do
    chronic nice chroot "$chroot" /usr/sbin/emaint sync -r "$repo"
  done
  chronic nice chroot "$chroot" /usr/bin/eix-update
  if [[ -n ${SEQUENTIAL[$identifier]} ]] ; then
    SEQFLAGS=("--sequentialized" "${SEQUENTIAL[$identifier]}" )
  else
    unset SEQFLAGS
  fi
  chronic nice chroot "$chroot" "/root/bin/gentooup.sh" "--full" "--batch" "--no-sync" "${SEQFLAGS[@]}"
#  date
  mylog "Done building packages for $chroot in ${CHROOTS[$chroot]}"
done
chmod og+rX -R /usr/portage/packages

logger "prebuild packages"
# Prebuild local packages
chronic /root/bin/buildUpgradePackages.sh