Helpers to deal with galera dbug sync points.

mysql-test/include/galera_clear_sync_point.inc

+SET GLOBAL wsrep_provider_options = 'dbug=';

mysql-test/include/galera_set_sync_point.inc

+--eval SET GLOBAL wsrep_provider_options = 'dbug=d,$galera_sync_point'

mysql-test/include/galera_signal_sync_point.inc

+--eval SET GLOBAL wsrep_provider_options = 'signal=$galera_sync_point'

mysql-test/include/galera_wait_sync_point.inc

+let $wait_timeout = 10;
+SET SESSION wsrep_on = 0;
+--let $wait_condition = SELECT 1 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_debug_sync_waiters' AND VARIABLE_VALUE = '$galera_sync_point'
+--source include/wait_condition.inc
+SET SESSION wsrep_on = 1;

mysql-test/suite/galera/r/galera_ftwrl_drain.result

@@ -2,6 +2,8 @@ CREATE TABLE t1 (id INT PRIMARY KEY) ENGINE=InnoDB;
 SET GLOBAL wsrep_provider_options = 'dbug=d,apply_monitor_slave_enter_sync';
 INSERT INTO t1 VALUES (1);
 SET SESSION wsrep_sync_wait = 0;
+SET SESSION wsrep_on = 0;
+SET SESSION wsrep_on = 1;
 SELECT COUNT(*) = 0 FROM t1;
 COUNT(*) = 0
 1

mysql-test/suite/galera/r/galera_transaction_replay.result

@@ -10,6 +10,8 @@ f1	f2
 SET GLOBAL wsrep_provider_options = 'dbug=d,commit_monitor_enter_sync';
 COMMIT;;
 SET SESSION wsrep_sync_wait = 0;
+SET SESSION wsrep_on = 0;
+SET SESSION wsrep_on = 1;
 UPDATE t1 SET f2 = 'c' WHERE f1 = 2;
 SET GLOBAL wsrep_provider_options = 'dbug=';
 SET GLOBAL wsrep_provider_options = 'signal=commit_monitor_enter_sync';

mysql-test/suite/galera/t/galera_ftwrl_drain.test

@@ -18,7 +18,9 @@
 CREATE TABLE t1 (id INT PRIMARY KEY) ENGINE=InnoDB;
 
 --connection node_2
-SET GLOBAL wsrep_provider_options = 'dbug=d,apply_monitor_slave_enter_sync';
+
+--let $galera_sync_point = apply_monitor_slave_enter_sync
+--source include/galera_set_sync_point.inc
 
 --connection node_1
 INSERT INTO t1 VALUES (1);
@@ -27,8 +29,7 @@ INSERT INTO t1 VALUES (1);
 SET SESSION wsrep_sync_wait = 0;
 
 # Wait until applier has blocked
---let $wait_condition = SELECT COUNT(*) = 1 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_debug_sync_waiters' AND VARIABLE_VALUE = 'apply_monitor_slave_enter_sync'
---source include/wait_condition.inc
+--source include/galera_wait_sync_point.inc
 
 SELECT COUNT(*) = 0 FROM t1;
 
@@ -41,8 +42,8 @@ SELECT COUNT(*) = 0 FROM t1;
 --let $wait_condition = SELECT COUNT(*) = 1 FROM INFORMATION_SCHEMA.PROCESSLIST WHERE STATE = 'Init' AND INFO = 'FLUSH TABLES WITH READ LOCK'
 --source include/wait_condition.inc
 
-SET GLOBAL wsrep_provider_options = 'dbug=';
-SET GLOBAL wsrep_provider_options = 'signal=apply_monitor_slave_enter_sync';
+--source include/galera_clear_sync_point.inc
+--source include/galera_signal_sync_point.inc
 
 --connection node_2a
 --reap

mysql-test/suite/galera/t/galera_ist_restart_joiner.test

@@ -27,7 +27,9 @@ UPDATE t1 SET f2 = 'c' WHERE f1 > 2;
 
 --connection node_2
 # Make sure IST will block ...
-SET GLOBAL wsrep_provider_options = 'dbug=d,recv_IST_after_apply_trx';
+--let $galera_sync_point = recv_IST_after_apply_trx
+--source include/galera_set_sync_point.inc
+
 SET SESSION wsrep_sync_wait = 0;
 
 

mysql-test/suite/galera/t/galera_transaction_replay.test

@@ -23,7 +23,8 @@ SELECT * FROM t1 WHERE f1 = 2 FOR UPDATE;
 
 # Block the commit
 --connect node_1a, 127.0.0.1, root, , test, $NODE_MYPORT_1
-SET GLOBAL wsrep_provider_options = 'dbug=d,commit_monitor_enter_sync';
+--let $galera_sync_point = commit_monitor_enter_sync
+--source include/galera_set_sync_point.inc
 
 --connection node_1
 --send COMMIT;
@@ -31,8 +32,7 @@ SET GLOBAL wsrep_provider_options = 'dbug=d,commit_monitor_enter_sync';
 # Wait until commit is blocked
 --connection node_1a
 SET SESSION wsrep_sync_wait = 0;
---let $wait_condition = SELECT COUNT(*) = 1 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_debug_sync_waiters' AND VARIABLE_VALUE = 'commit_monitor_enter_sync'
---source include/wait_condition.inc
+--source include/galera_wait_sync_point.inc
 
 # Issue a conflicting update on node #2
 --connection node_2
@@ -48,8 +48,8 @@ UPDATE t1 SET f2 = 'c' WHERE f1 = 2;
 
 # Unblock the commit
 --connection node_1a
-SET GLOBAL wsrep_provider_options = 'dbug=';
-SET GLOBAL wsrep_provider_options = 'signal=commit_monitor_enter_sync';
+--source include/galera_clear_sync_point.inc
+--source include/galera_signal_sync_point.inc
 
 # Commit succeeds
 --connection node_1

mysql-test/suite/galera_3nodes/r/galera_ist_gcache_rollover.result

@@ -16,8 +16,8 @@ CREATE TABLE t2 (f1 LONGTEXT);
 INSERT INTO t2 VALUES (REPEAT('x', 512 * 1024));
 INSERT INTO t2 VALUES (REPEAT('x', 512 * 1024));
 INSERT INTO t2 VALUES (REPEAT('x', 512 * 1024));
-SET GLOBAL wsrep_provider_options = 'signal=ist_sender_send_after_get_buffers';
 SET GLOBAL wsrep_provider_options = 'dbug=';
+SET GLOBAL wsrep_provider_options = 'signal=ist_sender_send_after_get_buffers';
 INSERT INTO t1 VALUES (51), (52), (53), (54), (55);
 SELECT COUNT(*) = 30 FROM t1;
 COUNT(*) = 30

mysql-test/suite/galera_3nodes/t/galera_ist_gcache_rollover.test

@@ -38,7 +38,8 @@ INSERT INTO t1 VALUES (11), (12), (13), (14), (15);
 INSERT INTO t1 VALUES (21), (22), (23), (24), (25);
 
 # Make sure IST will block ...
-SET GLOBAL wsrep_provider_options = 'dbug=d,ist_sender_send_after_get_buffers';
+--let $galera_sync_point = ist_sender_send_after_get_buffers
+--source include/galera_set_sync_point.inc
 
 # ... and restart providers to force IST
 --connection node_2
@@ -70,8 +71,8 @@ INSERT INTO t2 VALUES (REPEAT('x', 512 * 1024));
 INSERT INTO t2 VALUES (REPEAT('x', 512 * 1024));
 
 # Unlock IST and wait for it to complete
-SET GLOBAL wsrep_provider_options = 'signal=ist_sender_send_after_get_buffers';
-SET GLOBAL wsrep_provider_options = 'dbug=';
+--source include/galera_clear_sync_point.inc
+--source include/galera_signal_sync_point.inc
 
 INSERT INTO t1 VALUES (51), (52), (53), (54), (55);