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#!/bin/sh
# lh_source_checksums(1) - create source checksums
# Copyright (C) 2006-2010 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 'create source checksums')"
HELP=""
USAGE="${PROGRAM} [--force]"
Arguments "${@}"
# Reading configuration files
Read_conffiles config/all config/common config/bootstrap config/chroot config/binary config/source
Set_defaults
if [ "${LH_CHECKSUMS}" = "none" ] || [ "${LH_SOURCE}" != "true" ]
then
exit 0
fi
# Requiring stage file
Require_stagefile .stage/config .stage/source_debian
# Checking stage file
Check_stagefile .stage/source_checksums
# Checking lock file
Check_lockfile .lock
# Creating lock file
Create_lockfile .lock
for CHECKSUM in ${LH_CHECKSUMS}
do
Echo_message "Begin creating source ${CHECKSUM}sum.txt..."
# Remove old checksums
if [ -f source/${CHECKSUM}sum.txt ]
then
rm -f source/${CHECKSUM}sum.txt
fi
# Calculating checksums
cd source
find . -type f \
\! -path './md5sum.txt' \
\! -path './sha1sum.txt' \
\! -path './sha256sum.txt' \
-print0 | sort -z | xargs -0 ${CHECKSUM}sum > ../${CHECKSUM}sum.txt
cat > ${CHECKSUM}sum.txt << EOF
This file contains the list of ${CHECKSUM} checksums of all files on this medium.
You can verify them automatically with the 'integrity-check' boot parameter,
or, manually with: '${CHECKSUM}sum -c ${CHECKSUM}sum.txt'.
EOF
cat ../${CHECKSUM}sum.txt >> ${CHECKSUM}sum.txt
rm -f ../${CHECKSUM}sum.txt
cd "${OLDPWD}"
done
# File list
cd source
find . | sed -e 's|^.||g' | grep "^/" | sort > ../source.list
cd "${OLDPWD}"
# Creating stage file
Create_stagefile .stage/source_checksums
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