MariaDB - replica update

Updating the address of the primary/master host on the replication server

1) On master/primary host:

FLUSH TABLES WITH READ LOCK;

SHOW MASTER STATUS;
+--------------------+----------+----------------------------------+------------------+
| File               | Position |                     Binlog_Do_DB | Binlog_Ignore_DB |
+--------------------+----------+----------------------------------+------------------+
|  master-bin.000119 |      343 | ghost,gitea,semaphore,photoprism |                  |
+--------------------+----------+----------------------------------+------------------+

2) On replica host:

SHOW SLAVE STATUS;
+----------------------------------+-------------+-------------------+---------------------+------------------+-------------------+
|                   Slave_IO_State | Master_Host |   Master_Log_File | Read_Master_Log_Pos | Slave_IO_Running | Slave_SQL_Running |
+----------------------------------+-------------+-------------------+---------------------+------------------+-------------------+
| Waiting for master to send event |     mariadb | master-bin.000119 |                 343 |              Yes |               Yes |
+----------------------------------+-------------+-------------------+---------------------+------------------+-------------------+

STOP SLAVE;
CHANGE MASTER TO
MASTER_HOST='mariadb',
MASTER_USER='replication',
MASTER_PASSWORD='******************',
MASTER_PORT=3306,
MASTER_LOG_FILE='master-bin.000119',
MASTER_LOG_POS=343,
MASTER_CONNECT_RETRY=60;

CHANGE MASTER TO MASTER_USE_GTID = no;

START SLAVE;

SHOW SLAVE STATUS;
+----------------------------------+-------------+-------------------+---------------------+------------------+-------------------+
|                   Slave_IO_State | Master_Host |   Master_Log_File | Read_Master_Log_Pos | Slave_IO_Running | Slave_SQL_Running |
+----------------------------------+-------------+-------------------+---------------------+------------------+-------------------+
| Waiting for master to send event |     mariadb | master-bin.000119 |                 343 |              Yes |               Yes |
+----------------------------------+-------------+-------------------+---------------------+------------------+-------------------+

Master host

UNLOCK TABLES;