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|
#!/bin/sh
# lh_chroot_cache(1) - cach chroot stage
# Copyright (C) 2006-2009 Daniel Baumann <daniel@debian.org>
#
# live-helper comes with ABSOLUTELY NO WARRANTY; for details see COPYING.
# This is free software, and you are welcome to redistribute it
# under certain conditions; see COPYING for details.
set -e
# Including common functions
. "${LH_BASE:-/usr/share/live-helper}"/live-helper.sh
# Setting static variables
DESCRIPTION="$(Echo 'cache chroot stage')"
HELP=""
USAGE="${PROGRAM} [--force]"
Arguments "${@}"
# Reading configuration files
Read_conffiles config/all config/common config/bootstrap config/chroot config/binary config/source
Set_defaults
Echo_message "Begin caching chroot stage..."
for STAGE in ${LH_CACHE_STAGES}
do
if [ "${STAGE}" = "chroot" ]
then
case "${1}" in
restore)
# Checking stage file
Check_stagefile .stage/chroot_cache.restore
if [ -d cache/stages_chroot ]
then
# Checking lock file
Check_lockfile .lock
# Creating lock file
Create_lockfile .lock
# Removing old chroot
rm -rf chroot
# Restoring old cache
${LH_ROOT_COMMAND} cp -a cache/stages_chroot chroot
if [ -n "${LH_ROOT_COMMAND}" ]
then
${LH_ROOT_COMMAND} chown -R $(whoami):$(whoami) chroot
fi
# Creating stage file
Create_stagefile .stage/chroot_cache.restore
exit 0
fi
;;
save)
# Checking stage file
Check_stagefile .stage/chroot_cache.save
# Checking lock file
Check_lockfile .lock
# Creating lock file
Create_lockfile .lock
rm -rf cache/stages_chroot
mkdir -p cache
${LH_ROOT_COMMAND} cp -a chroot cache/stages_chroot
if [ -n "${LH_ROOT_COMMAND}" ]
then
${LH_ROOT_COMMAND} chown -R $(whoami):$(whoami) cache/stages_chroot
fi
# Creating stage file
Create_stagefile .stage/chroot_cache.save
;;
esac
fi
done
|
