harbor/make/photon/db/upgrade.sh

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#!/bin/bash
set +e
if [ ! -f /var/lib/mysql/created_in_mariadb.flag ]; then
echo "Maria DB flag not found, the DB was created in mysql image, running upgrade..."
mysqld >/dev/null 2>&1 &
pid="$!"
for i in {30..0}; do
mysqladmin -uroot -p$MYSQL_ROOT_PASSWORD processlist >/dev/null 2>&1
if [ $? = 0 ]; then
break
fi
echo 'Waiting for MySQL start...'
sleep 1
done
if [ "$i" = 0 ]; then
echo >&2 'MySQL failed to start.'
exit 1
fi
set -e
mysql_upgrade -p$MYSQL_ROOT_PASSWORD
echo 'Finished upgrading'
if ! kill -s TERM "$pid" || ! wait "$pid"; then
echo >&2 'Failed to stop MySQL for upgrading.'
exit 1
fi
else
echo "DB was created in Maria DB, skip upgrade."
fi