#!/bin/bash

# Copyright (C) 2006 Benedikt Boehm <hollow@gentoo.org>
#  
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#  
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#  
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

## Called as: initpost <cfgdir> <path of util-vserver-vars>

vdir="$1"/vdir
. "$2"

# portage stuff
pushd "$vdir" &>/dev/null
$_CHROOT_SH mkdir /usr         2>/dev/null || :
$_CHROOT_SH mkdir /usr/portage 2>/dev/null || :
popd &>/dev/null


# gentoo initstyle magic
initstyle=sysv
test -e "$1"/apps/init/style && initstyle=$(<"$1"/apps/init/style)

if test "$initstyle" == "gentoo"; then
	pushd "$vdir" &>/dev/null

	echo ">>> Installing special init-style magic ... "

	$_CAT "$__DISTRIBDIR"/gentoo/init-vserver.sh | \
	$_CHROOT_SH truncate   /lib/rcscripts/sh/init-vserver.sh
	$_CHROOT_SH chmod 0755 /lib/rcscripts/sh/init-vserver.sh

	popd &>/dev/null

	echo "!!!"
	echo "!!! You have to install a service (e.g. syslog-ng) and add it to the"
	echo "!!! default runlevel before you start the guest the first time!"
	echo "!!! Otherwise the guest will die as soon as it has finished booting."
	echo "!!!"
	echo "!!! Consult the Gentoo Handbook on how to chroot and install"
	echo "!!! packages into the guest environment."
	echo "!!!"
fi


# check for baselayout >= 1.13
pushd "$vdir" &>/dev/null
basever=$($_CHROOT_SH cat /etc/gentoo-release | $_AWK '{print $5}')
popd &>/dev/null

echo ">>> Found baselayout-$basever"

basemaj=${basever/.*}
basemin=${basever#*.}
basemin=${basemin/.*}

if test "$basemaj" -lt 1 -o "$basemin" -lt 13; then
	echo "!!! Will not do automagic changes to baselayout < 1.13"
	echo "!!! You have to take care for yourself ..."
	exit 0
fi


# fix gettys in inittab
pushd "$vdir" &>/dev/null

if $_CHROOT_SH testfile /etc/inittab; then
	echo ">>> Fixing inittab ... "
	inittabtmp=$($_MKTEMP inittab.XXXXXX)

	$_CHROOT_SH cat /etc/inittab | \
	$_SED 's/\(^[^#].*getty.*$\)/#\1/' > $inittabtmp
	$_CHROOT_SH truncate /etc/inittab  < $inittabtmp

	$_RM -f $inittabtmp
fi

popd &>/dev/null


# unneeded runlevel scripts
pushd "$vdir" &>/dev/null
echo ">>> Fixing default runlevel scripts ... "
$_CHROOT_SH rm /etc/runlevels/boot/{clock,consolefont,keymaps,modules,net.lo} 2>/dev/null || :
$_CHROOT_SH rm /etc/runlevels/default/{hdparm,netmount} 2>/dev/null || :
popd &>/dev/null


# fix fstab for checkfs/localmount
pushd "$vdir" &>/dev/null
echo ">>> Fixing fstab ... "
echo "/dev/hdv1 / ufs defaults 0 0" | $_CHROOT_SH truncate /etc/fstab
popd &>/dev/null