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Don't request and set UUID if the master server is MariaDB 10

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SHOW VARIABLES LIKE 'SERVER_UUID' and SET @slave_uuid are meant only
for MySQL 5.6/7 master registration.

If MariaDB 10 compatibility is set then skip these useless requests.
This commit is contained in:
MassimilianoPinto 2017-02-09 16:05:04 +01:00
parent 54d4a562ce
commit d25d0e9c4e
1 changed files with 4 additions and 2 deletions
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6
server/modules/routing/binlogrouter/blr_master.c
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@ -552,8 +552,10 @@ blr_master_response(ROUTER_INSTANCE *router, GWBUF *buf)
}
router->saved_master.mariadb10 = buf;
blr_cache_response(router, "mariadb10", buf);
buf = blr_make_query(router->master, "SHOW VARIABLES LIKE 'SERVER_UUID'");
router->master_state = BLRM_MUUID;
// Skip SERVER_UUID fetch and SET slave UUID (MySQL 5.6/7 only)
buf = blr_make_query(router->master, "SET NAMES latin1");
router->master_state = BLRM_LATIN1;
router->master->func.write(router->master, buf);
break;
case BLRM_GTIDMODE: