#!/bin/sh
#
# Copyright (C) 2000-2022 Kern Sibbald
# License: BSD 2-Clause; see file LICENSE-FOSS
#
# Shell script to update MySQL
#
echo " "
echo "This script will update a Bacula MySQL database from version 1020 to 1021"
echo " which is needed to convert from Bacula version 10.2 to 10.4"
echo " "
bindir=/usr/local/bin
PATH="$bindir:$PATH"
db_name=${db_name:-bacula}

mysql $* -D ${db_name} -e "select VersionId from Version\G" >/tmp/$$
DBVERSION=`sed -n -e 's/^VersionId: \(.*\)$/\1/p' /tmp/$$`
if [ $DBVERSION != 1020 ] ; then
   echo " "
   echo "The existing database is version $DBVERSION !!"
   echo "This script can only update an existing version 1020 database to version 1021."
   echo "Error. Cannot upgrade this database."
   echo " "
   exit 1
fi

if mysql $*  <<END-OF-DATA
USE ${db_name};
UPDATE Version SET VersionId=1021;
ALTER TABLE File
   MODIFY FileIndex INTEGER DEFAULT 0;
ALTER TABLE RestoreObject
   MODIFY FileIndex INTEGER DEFAULT 0;
ALTER TABLE BaseFiles
   MODIFY FileIndex INTEGER DEFAULT 0;

-- If you switch to MySQL 5.7
ALTER TABLE Device ALTER COLUMN CleaningDate DROP DEFAULT;
ALTER TABLE Job    ALTER COLUMN SchedTime    DROP DEFAULT;
ALTER TABLE Job    ALTER COLUMN StartTime    DROP DEFAULT;
ALTER TABLE Job    ALTER COLUMN EndTime      DROP DEFAULT;
ALTER TABLE Job    ALTER COLUMN RealEndTime  DROP DEFAULT;
ALTER TABLE JobHisto ALTER COLUMN SchedTime  DROP DEFAULT;
ALTER TABLE JobHisto ALTER COLUMN StartTime  DROP DEFAULT;
ALTER TABLE JobHisto ALTER COLUMN EndTime    DROP DEFAULT;
ALTER TABLE JobHisto ALTER COLUMN RealEndTime DROP DEFAULT;
ALTER TABLE LocationLog ALTER COLUMN Date DROP DEFAULT;
ALTER TABLE FileSet	ALTER COLUMN CreateTime DROP DEFAULT;
ALTER TABLE Media	ALTER COLUMN FirstWritten DROP DEFAULT;
ALTER TABLE Media	ALTER COLUMN LastWritten DROP DEFAULT;
ALTER TABLE Media	ALTER COLUMN LabelDate DROP DEFAULT;
ALTER TABLE Media	ALTER COLUMN InitialWrite DROP DEFAULT;
ALTER TABLE Log 	ALTER COLUMN Time DROP DEFAULT;

END-OF-DATA
then
   echo "Update of Bacula MySQL tables succeeded."
else
   echo "Update of Bacula MySQL tables failed."
fi
exit 0
