#!/bin/bash
#
# sysmulacrum: slackware replication app
# rhatto at riseup.net | gpl
#

TEMPLATE=${TEMPLATE:=main}

# Usage:
# $0 <orig> <dest> [template]

$BACKUP_DIR=/$1
$DEST_DIR=/$2

if [ -z "$VERSION" ]; then
  VERSION="`cat $BACKUP_DIR/etc/slackware-version | awk '{ print $2 }' | sed -e 's/.0$//'`"
fi

if [ -z "$ARCH" ]; then
  ARCH="`cat $BACKUP_DIR/etc/slackware-version | awk '{ print $3 }' | sed -e 's/(//' -e 's/)//'`"
fi

clear
echo "Esteja certo que:"
echo ""
echo " - Uma particao limpa esteja montada em /mnt/disco"
echo " - A pasta /var/simplaret tem espaco suficiente para o desempacotamento"
echo ""
echo "Se essas condicoes estiverem satisfeitas, aperte ENTER; do contrario: Crtl-C"
read

if [ -f "/etc/simplive" ]; then
  # estamos no simplive
  export BACKUP_DIR=/backup # informa ao template onde esta o sistema atual (ou seu backup)
  PACKAGE_DIR=/mnt/cdrom
else
  export BACKUP_DIR=/ 
  PACKAGE_DIR=/phreak/apps/

  if [ ! -z "$NOUPDATE" ]; then
    jail-commit $BACKUP_DIR $TEMPLATE
  fi

fi

ARCH=$ARCH VERSION=$VERSION ROOT=/mnt mkjail disco $TEMPLATE

echo Instalando sistemas nao-intrusivos do slack.sarava.org...
for pack in `find $PACKAGE_DIR/packages/slamd64/slamd64-$VERSION/ | grep -e ".tgz$"`; do
  ROOT=/mnt/disco upgradepkg $pack
done

echo "Desmontando imagens..."
umount /mnt/slamd64-{1,2,3,4} &> /dev/null
umount /mnt/slackware-{1,2,3,4} &> /dev/null

echo "Sistema replicado em /mnt/disco."
echo "Etapas adicionais:"
echo " "
echo "- Edite o /mnt/disco/etc/fstab"
echo "- Edite a configuracao do grub e instale-o, caso necessario: grub-install --no-floppy --root-directory=/mnt/disco /dev/sda"
echo "- Reinicie a maquina no novo sistema"

umount /mnt/slackware-{1,2,3,4} &> /dev/null
umount /mnt/slamd64-{1,2,3,4} &> /dev/null

# purge package cache
ARCH=$ARCH VERSION=$VERSION simplaret --purge
ARCH=i386 VERSION=$SLACK_VERSION simplaret --purge