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#!/bin/sh
# Copyright (C) 2000-2009, Parallels, Inc. All rights reserved.
#
# 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; either version 2 of the License, or
# (at your option) any later version.
#
# 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
#
#
# Create container's private area.
#
# Parameters are passed in environment variables.
# Required parameters:
# VE_PRVT - path to root of CT private areas
# PRIVATE_TEMPLATE - path to private template used as a source for copying
. @PKGLIBDIR@/scripts/vps-functions
vzcheckvar VE_PRVT PRIVATE_TEMPLATE
create_prvt()
{
local TMP AVAIL NEEDED HEADER OPT
local TAR_OPT="--numeric-owner -Sp"
[ -d "$VE_PRVT" ] ||
vzerror "Destination directory does not exist: $VE_PRVT" ${VZ_FS_NEW_VE_PRVT}
[ -f "$PRIVATE_TEMPLATE" ] ||
vzerror "Tarball does not exist: $PRIVATE_TEMPLATE" ${VZ_FS_NEW_VE_PRVT}
HEADER="$(od -A n -N 2 -t x1 -- "$PRIVATE_TEMPLATE")" ||
vzerror "Invalid tarball: $PRIVATE_TEMPLATE" ${VZ_FS_NEW_VE_PRVT}
TMP="$(df -P "$VE_PRVT")" ||
vzerror "Failed to calculate available disk space on $VE_PRVT" ${VZ_FS_NEW_VE_PRVT}
AVAIL="$(echo "$TMP" | awk 'END{print $4}')"
case $HEADER in
' 1f 8b') # gzip
OPT=-z
NEEDED="$(gzip -l "$PRIVATE_TEMPLATE" | \
awk 'END {print int($2/1024)}')"
;;
' 42 5a') # bzip2
OPT=-j
# No way to get uncompressed size, so guess
NEEDED="$(ls -lk "$PRIVATE_TEMPLATE" | \
awk 'END {print int($5*3)}')"
;;
' fd 37') # xz
OPT=-J
NEEDED="$(xz -l --robot "$PRIVATE_TEMPLATE" \
2>/dev/null | \
awk 'END {print int($5/1024)}')"
# Not all xz versions implement -l, so guess
if [ "$NEEDED" = "0" ] ; then
NEEDED="$(ls -lk "$PRIVATE_TEMPLATE" | \
awk 'END {print int($5*4.7)}')"
fi
;;
esac
# For the uncompressed case
if [ -z "$NEEDED" ] ; then
NEEDED="$(ls -lk "$PRIVATE_TEMPLATE" | awk 'END {print $5}')"
fi
[ "$AVAIL" -ge "$NEEDED" ] ||
vzerror "Insufficient disk space in $VE_PRVT; available: $AVAIL, needed: $NEEDED" ${VZ_FS_NO_DISK_SPACE}
chmod 700 "$VE_PRVT"
tar -C "$VE_PRVT" ${TAR_OPT} ${OPT} -xf "$PRIVATE_TEMPLATE" ||
vzerror "Error in tar ${TAR_OPT} ${OPT} -xf $PRIVATE_TEMPLATE" ${VZ_FS_NEW_VE_PRVT}
chmod 755 "$VE_PRVT"
}
create_prvt
exit 0
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