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MDEV#6411 - Setting set @@global_wsrep_sst_auth=NULL

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causes crash

Fixed by properly handling the NULL values.
This commit is contained in:
Nirbhay Choubey
2014-07-09 11:04:28 -04:00
parent 04db5aeb09
commit 40bfd20180
8 changed files with 79 additions and 24 deletions
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18
mysql-test/suite/wsrep/r/variables.result
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@ -11,6 +11,7 @@ SET SESSION wsrep_replicate_myisam= ON;
ERROR HY000: Variable 'wsrep_replicate_myisam' is a GLOBAL variable and should be set with SET GLOBAL
SET GLOBAL wsrep_replicate_myisam= ON;
SET GLOBAL wsrep_replicate_myisam= OFF;
SET GLOBAL wsrep_provider=none;
#
# MDEV#6206: wsrep_slave_threads subtracts from max_connections
@ -76,4 +77,21 @@ SET GLOBAL wsrep_slave_threads= @wsrep_slave_threads_saved;
SET GLOBAL wsrep_provider= none;
SET GLOBAL wsrep_cluster_address= '';
SET GLOBAL wsrep_provider_options= '';
#
# MDEV#6411: Setting set @@global.wsrep_sst_auth=NULL causes crash
#
SET @wsrep_sst_auth_saved= @@global.wsrep_sst_auth;
SET @@global.wsrep_sst_auth= 'user:pass';
SELECT @@global.wsrep_sst_auth;
@@global.wsrep_sst_auth
********
SET @@global.wsrep_sst_auth= '';
SELECT @@global.wsrep_sst_auth;
@@global.wsrep_sst_auth
SET @@global.wsrep_sst_auth= NULL;
SELECT @@global.wsrep_sst_auth;
@@global.wsrep_sst_auth
NULL
SET @@global.wsrep_sst_auth= @wsrep_sst_auth_saved;
# End of test.