Fix: Replace ALTER USER with SET PASSWORD for supporting legacy MariaDB versions lte 10.1

Author: macropin

commands/create-user-db

@@ -34,9 +34,10 @@ if [ "$CREATE_DB" == 'true' ]; then
     echo "CREATE DATABASE IF NOT EXISTS ${NEW_NAME};" | $MYSQL
 fi
 # Create user first (MySQL 8 compatible)
-echo "CREATE USER IF NOT EXISTS ${NEW_NAME}@'%' IDENTIFIED BY '$NEW_PASS';" | $MYSQL
+echo "CREATE USER IF NOT EXISTS ${NEW_NAME}@'%' IDENTIFIED BY '${NEW_PASS}';" | $MYSQL
 # Change the password if the user already existed
-echo "ALTER USER ${NEW_NAME}@'%' IDENTIFIED BY '$NEW_PASS';" | $MYSQL
+# N.B. ALTER USER is preferred, however MariaDB 10.1 and earlier don't support this
+echo "SET PASSWORD FOR ${NEW_NAME}@'%' = PASSWORD('${NEW_PASS}');" | $MYSQL
 # Specifiy the exact permissions. NB. This is also RDS compatible as GRANT ALL not possible.
 echo "GRANT SELECT, INSERT, UPDATE, DELETE, CREATE, DROP, REFERENCES, INDEX, ALTER, CREATE TEMPORARY TABLES, LOCK TABLES, CREATE VIEW, SHOW VIEW, CREATE ROUTINE, ALTER ROUTINE, EXECUTE, EVENT, TRIGGER ON ${NEW_NAME}.* TO ${NEW_NAME}@'%';" | $MYSQL