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#
# MDEV-32282
#
# A node remains in paused state after two interleaving FTWRLs,
# and the following CREATE TABLE fails with
#
# ER_UNKNOWN_COM_ERROR (1047): Aborting TOI: Replication paused on
# node for FTWRL/BACKUP STAGE.
#
# node_1 node_1_a
# ----------------------------------------------------------------------
# FTWRL
# UNLOCK TABLES wait after resume_and_resync()
# FTWRL wait after desync_and_pause()
# continue
# continue
# UNLOCK TABLES
# CREATE TABLE fails
#
--source include/galera_cluster.inc
--source include/have_innodb.inc
--source include/have_debug_sync.inc
# Connection to control sync points
--connect node_1_ctrl, 127.0.0.1, root, , test, $NODE_MYPORT_1
SET SESSION wsrep_sync_wait=0;
--echo #
--echo # Case 1: FTWRL
--echo #
--connection node_1
SET SESSION wsrep_sync_wait=0;
FLUSH TABLES WITH READ LOCK;
SHOW STATUS LIKE 'wsrep_local_state_comment';
SET SESSION debug_sync = "wsrep_unlock_global_read_lock_after_resume_and_resync SIGNAL unlock_ready WAIT_FOR unlock_continue";
--send UNLOCK TABLES
--connection node_1_ctrl
SET debug_sync = "now WAIT_FOR unlock_ready";
--connect node_1_a, 127.0.0.1, root, , test, $NODE_MYPORT_1
--connection node_1_a
SET SESSION debug_sync = "wsrep_global_read_lock_block_commit_after_pause SIGNAL lock_ready WAIT_FOR lock_continue";
--send FLUSH TABLES WITH READ LOCK
--connection node_1_ctrl
SET debug_sync = "now WAIT_FOR lock_ready";
SET debug_sync = "now SIGNAL unlock_continue";
--connection node_1
--reap
--connection node_1_ctrl
SET debug_sync = "now SIGNAL lock_continue";
--connection node_1_a
--reap
UNLOCK TABLES;
--let $wait_condition = SELECT VARIABLE_VALUE = "Synced" FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = "wsrep_local_state_comment"
--source include/wait_condition.inc
CREATE TABLE t1 (f1 INT PRIMARY KEY) ENGINE=InnoDB;
DROP TABLE t1;
--connection node_1_ctrl
SET debug_sync = "RESET";
--echo #
--echo # Case 2: BACKUP STAGE
--echo #
# Although BACKUP STAGE was not involved in MDEV-32282, add a testcase
# as it uses similar mechanism to pause and desync the node.
#
--connection node_1
SET SESSION wsrep_sync_wait=0;
BACKUP STAGE START;
BACKUP STAGE BLOCK_DDL;
SHOW STATUS LIKE 'wsrep_local_state_comment';
SET SESSION debug_sync = "wsrep_backup_stage_after_resume_and_resync SIGNAL resume_and_resync_ready WAIT_FOR resume_and_resync_continue";
--send BACKUP STAGE END
--connection node_1_ctrl
SET debug_sync = "now WAIT_FOR resume_and_resync_ready";
--connection node_1_a
BACKUP STAGE START;
SET SESSION debug_sync = "wsrep_backup_stage_after_desync_and_pause SIGNAL desync_and_pause_ready WAIT_FOR desync_and_pause_continue";
--send BACKUP STAGE BLOCK_DDL
--connection node_1_ctrl
SET debug_sync = "now WAIT_FOR desync_and_pause_ready";
SET debug_sync = "now SIGNAL resume_and_resync_continue";
--connection node_1
--reap
--connection node_1_ctrl
SET debug_sync = "now SIGNAL desync_and_pause_continue";
--connection node_1_a
--reap
BACKUP STAGE END;
--let $wait_condition = SELECT VARIABLE_VALUE = "Synced" FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = "wsrep_local_state_comment"
--source include/wait_condition.inc
CREATE TABLE t1 (f1 INT PRIMARY KEY) ENGINE=InnoDB;
DROP TABLE t1;
--connection node_1_ctrl
SET debug_sync = "RESET";
--echo #
--echo # Case 3: FTWRL first, BACKUP STAGE second
--echo #
--connection node_1
SET SESSION wsrep_sync_wait=0;
SET SESSION wsrep_sync_wait=0;
FLUSH TABLES WITH READ LOCK;
SHOW STATUS LIKE 'wsrep_local_state_comment';
SET SESSION debug_sync = "wsrep_unlock_global_read_lock_after_resume_and_resync SIGNAL unlock_ready WAIT_FOR unlock_continue";
--send UNLOCK TABLES
--connection node_1_ctrl
SET debug_sync = "now WAIT_FOR unlock_ready";
--connection node_1_a
BACKUP STAGE START;
SET SESSION debug_sync = "wsrep_backup_stage_after_desync_and_pause SIGNAL desync_and_pause_ready WAIT_FOR desync_and_pause_continue";
--send BACKUP STAGE BLOCK_DDL
--connection node_1_ctrl
SET debug_sync = "now WAIT_FOR desync_and_pause_ready";
SET debug_sync = "now SIGNAL unlock_continue";
--connection node_1
--reap
--connection node_1_ctrl
SET debug_sync = "now SIGNAL desync_and_pause_continue";
--connection node_1_a
--reap
BACKUP STAGE END;
--let $wait_condition = SELECT VARIABLE_VALUE = "Synced" FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = "wsrep_local_state_comment"
--source include/wait_condition.inc
CREATE TABLE t1 (f1 INT PRIMARY KEY) ENGINE=InnoDB;
DROP TABLE t1;
--connection node_1_ctrl
SET debug_sync = "RESET";
--echo #
--echo # Case 4: BACKUP STAGE first, then FTWRL
--echo #
--connection node_1
SET SESSION wsrep_sync_wait=0;
BACKUP STAGE START;
BACKUP STAGE BLOCK_DDL;
SHOW STATUS LIKE 'wsrep_local_state_comment';
SET SESSION debug_sync = "wsrep_backup_stage_after_resume_and_resync SIGNAL resume_and_resync_ready WAIT_FOR resume_and_resync_continue";
--send BACKUP STAGE END
--connection node_1_ctrl
SET debug_sync = "now WAIT_FOR resume_and_resync_ready";
--connection node_1_a
SET SESSION debug_sync = "wsrep_global_read_lock_block_commit_after_pause SIGNAL lock_ready WAIT_FOR lock_continue";
--send FLUSH TABLES WITH READ LOCK
--connection node_1_ctrl
SET debug_sync = "now WAIT_FOR lock_ready";
SET debug_sync = "now SIGNAL resume_and_resync_continue";
--connection node_1
--reap
--connection node_1_ctrl
SET debug_sync = "now SIGNAL lock_continue";
--connection node_1_a
--reap
UNLOCK TABLES;
--let $wait_condition = SELECT VARIABLE_VALUE = "Synced" FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = "wsrep_local_state_comment"
--source include/wait_condition.inc
CREATE TABLE t1 (f1 INT PRIMARY KEY) ENGINE=InnoDB;
DROP TABLE t1;
--connection node_1_ctrl
SET debug_sync = "RESET";
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