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hashboot
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more safety. check if files exists..

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xor 2015-10-04 23:11:17 +02:00
parent 4920769d5b
commit ed2415cc34
1 changed files with 23 additions and 25 deletions
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hashboot
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@ -132,44 +132,42 @@ then
then
die 0
else
for file in $(diff ${DIGEST_FILE} ${DIGEST_FILE_TMP} | grep '<' | cut -d'*' -f2 | sed 's/\ /\\ /g' );
for file in $(diff ${DIGEST_FILE} ${DIGEST_FILE_TMP} | grep -v '^#' | grep '<' | cut -d'*' -f2 | sed 's/\ /\\ /g' );
do
#lösche_aus_tar
echo tar --delete -z -v -f $BACKUP_FILE $file
tar --delete -v -f $BACKUP_FILE $file
done
for file in $(diff ${DIGEST_FILE} ${DIGEST_FILE_TMP} | grep '>' | cut -d'*' -f2 | sed 's/\ /\\ /g' );
for file in $(diff ${DIGEST_FILE} ${DIGEST_FILE_TMP} | grep -v '^#' | grep '>' | cut -d'*' -f2 | sed 's/\ /\\ /g' );
do
echo tar -r -z -v -f $BACKUP_FILE $file
tar -r -v -f $BACKUP_FILE $file
done
#mv -v ${DIGEST_FILE_TMP} ${DIGEST_FILE} || die 7
fi
else
write_hashes $DIGEST_FILE
fi
#Backup of good files
tar -czpPf ${BACKUP_FILE} /boot ${DIGEST_FILE}
if [ $? == 0 ]
then
tar -cpPf ${BACKUP_FILE} ${MBR_TMP} /boot ${DIGEST_FILE} || die 7 "Error writing ${BACKUP_FILE}"
echo "Backup written to ${BACKUP_FILE}"
else
die 7 "Error writing ${BACKUP_FILE}"
fi
elif [ "${1}" == "check" ]
then
HASHER=$(head -n1 ${DIGEST_FILE} | awk '{print $5}')
[ -f ${DIGEST_FILE} ]
then
HASHER=$(head -n1 ${DIGEST_FILE} | awk '{print $5}')
dd if=${MBR_DEVICE} of=${MBR_TMP} bs=${MBR_SIZE}K count=1 status=noxfer || die 8
if ! $(grep ${MBR_TMP} ${DIGEST_FILE} | ${HASHER} --check --warn --quiet --strict > ${LOG_FILE})
then
echo " !! TIME TO PANIK: MBR WAS MODIFIED !!"
COUNTER=$((COUNTER + 1))
fi
if ! $(grep -v ${MBR_TMP} ${DIGEST_FILE} | ${HASHER} --check --warn --quiet --strict >> ${LOG_FILE})
then
echo " !! TIME TO PANIK: AT LEAST 1 FILE WAS MODIFIED !!"
COUNTER=$((COUNTER + 2))
die $COUNTER
dd if=${MBR_DEVICE} of=${MBR_TMP} bs=${MBR_SIZE}K count=1 status=noxfer || die 8
if ! $(grep ${MBR_TMP} ${DIGEST_FILE} | ${HASHER} --check --warn --quiet --strict > ${LOG_FILE})
then
echo " !! TIME TO PANIK: MBR WAS MODIFIED !!"
COUNTER=$((COUNTER + 1))
fi
if ! $(grep -v ${MBR_TMP} ${DIGEST_FILE} | ${HASHER} --check --warn --quiet --strict >> ${LOG_FILE})
then
echo " !! TIME TO PANIK: AT LEAST 1 FILE WAS MODIFIED !!"
COUNTER=$((COUNTER + 2))
die $COUNTER
fi
else
#error no digest file
fi
elif [ "${1}" == "recover" ]
then