#!/bin/bash
# Filename:      ${GRML_FAI_CONFIG}/hooks/updatebase.GRMLBASE
# Purpose:       Updates the base packages of the system, prepare chroot for instsoft
# Authors:       grml-team (grml.org), (c) Michael Prokop <mika@grml.org>
# Bug-Reports:   see http://grml.org/bugs/
# License:       This file is licensed under the GPL v2 or any later version.
################################################################################

set -u
set -e
. "$GRML_LIVE_CONFIG"

# visualize chroot inside zsh:
echo grml_chroot > $target/etc/debian_chroot

echo "$HOSTNAME" > $target/etc/hostname

if [ -n "${APT_PROXY:-}" ] ; then
  cat > $target/etc/apt/apt.conf.d/90grml-apt-proxy.conf <<EOF
Acquire::http { Proxy "$APT_PROXY"; };
EOF
fi

if [ "$FAI_ACTION" = "softupdate" ] ; then
   echo "Action $FAI_ACTION of FAI (hooks/updatebase.GRMLBASE) via grml-live running"

   # otherwise we're running 'aptitude update' even on with -b option
   skiptask updatebase

   ## based on FAI's lib/updatebase:
   # some packages must access /proc even in chroot environment
   if ! [ -d $FAI_ROOT/proc/1 ] ; then
      mount -t proc proc $FAI_ROOT/proc || true
   fi
   # some packages must access /sys even in chroot environment
   if ! [ -d $FAI_ROOT/sys/kernel ] ; then
      mount -t sysfs sysfs $FAI_ROOT/sys
   fi
   # if we are using udev, also mount it into $FAI_ROOT
   if [ -f /etc/init.d/udev ] ; then
      mount --bind /dev $FAI_ROOT/dev || true
   fi

   if [ -d $FAI_ROOT/run ] ; then
      mount -t tmpfs tmpfs $FAI_ROOT/run
      mkdir $FAI_ROOT/run/lock
   fi

   mount -t devpts devpts $FAI_ROOT/dev/pts || true

   # skip the task if we want to build a new ISO only,
   # this means we do NOT update any packages
   if [ -n "$BUILD_ONLY" ] ; then
      skiptask instsoft || true
   fi
fi

if [ -n "$BOOTSTRAP_ONLY" ] ; then
  echo "Skipping task configure in hooks/updatebase.GRMLBASE as BOOTSTRAP_ONLY environment is set."
  skiptask configure
fi

# work around #632624: udev fails to install on systems with old kernel versions
if ! [ -e ${target}/etc/udev/kernel-upgrade ] ; then
  echo "Working around udev package bug, creating /etc/udev/kernel-upgrade"
  echo "# installed via updatebase.GRMLBASE" > ${target}/etc/udev/kernel-upgrade
fi

# install all apt related files
fcopy -i -B -v -r /etc/apt

# install packages from a repository of a specific date
if [ -n "${WAYBACK_DATE:-}" ] ; then
  echo "Wayback date '$WAYBACK_DATE' identified, enabling for snapshot.debian.org usage."

  perl -pi -e "s#^(\s+)(deb.* )(.*://ftp.debian.org.*?)\s+([a-z-]+)\s+(.*)\$#\$1\$2 [check-valid-until=no] http://snapshot.debian.org/archive/debian/$WAYBACK_DATE/ \$4 \$5#" \
    "${target}/etc/apt/sources.list.d/debian.list"

  perl -pi -e "s#^(\s+)(deb.* )(.*://security.debian.org.*?)\s+([a-z-/]+)\s+(.*)\$#\$1\$2 [check-valid-until=no] http://snapshot.debian.org/archive/debian-security/$WAYBACK_DATE/ \$4 \$5#" \
    "${target}/etc/apt/sources.list.d/debian.list"
fi

# install Grml gpg key:
$ROOTCMD apt-key add /etc/apt/grml.key

if ! $ROOTCMD test -x /usr/bin/aptitude ; then
  echo "aptitude binary is not available, installing to make sure further FAI actions continue to work"
  $ROOTCMD apt-get update
  $ROOTCMD apt-get -y install aptitude
fi

## END OF FILE #################################################################
# vim:ft=sh expandtab ai tw=80 tabstop=4 shiftwidth=2