diff options
Diffstat (limited to 'mysql-test/suite/rpl/r/rpl_semi_sync_shutdown_await_ack.result')
| -rw-r--r-- | mysql-test/suite/rpl/r/rpl_semi_sync_shutdown_await_ack.result | 517 |
1 files changed, 517 insertions, 0 deletions
diff --git a/mysql-test/suite/rpl/r/rpl_semi_sync_shutdown_await_ack.result b/mysql-test/suite/rpl/r/rpl_semi_sync_shutdown_await_ack.result new file mode 100644 index 00000000000..719b61b796b --- /dev/null +++ b/mysql-test/suite/rpl/r/rpl_semi_sync_shutdown_await_ack.result @@ -0,0 +1,517 @@ +############################# +# Common setup for all tests +############################# +# Note: Simulated slave delay is hardcoded to 800 milliseconds +# Note: Simulated master shutdown delay is hardcoded to 500 milliseconds +include/rpl_init.inc [topology=1->2, 1->3] +connection server_1; +# Slaves which simulate an error will produce a timeout on the primary +call mtr.add_suppression("Timeout waiting"); +call mtr.add_suppression("did not exit"); +# Suppress slave errors related to the simulated error +connection server_2; +call mtr.add_suppression("reply failed"); +call mtr.add_suppression("Replication event checksum verification"); +call mtr.add_suppression("Relay log write failure"); +call mtr.add_suppression("Failed to kill the active semi-sync connection"); +connection server_3; +call mtr.add_suppression("reply failed"); +call mtr.add_suppression("Replication event checksum verification"); +call mtr.add_suppression("Relay log write failure"); +call mtr.add_suppression("Failed to kill the active semi-sync connection"); +connection server_1; +CREATE TABLE t1 (a int); +connection server_2; +connection server_3; +connect server_1_con2, localhost, root,,; +############################# +# Test cases +############################# +# +# Test Case 1) If both replicas simulate a delay that is within the +# allowed timeout, the primary should delay killing the suspended thread +# until an ACK is received (Rpl_semi_sync_master_yes_tx should be 1). +# +connection server_1; +#-- +#-- Semi-sync Setup +connection server_1; +#-- Enable semi-sync on slaves +let slave_last= 3 +connection server_2; +set global rpl_semi_sync_slave_enabled = 1; +include/stop_slave.inc +include/start_slave.inc +show status like 'Rpl_semi_sync_slave_status'; +Variable_name Value +Rpl_semi_sync_slave_status ON +connection server_3; +set global rpl_semi_sync_slave_enabled = 1; +include/stop_slave.inc +include/start_slave.inc +show status like 'Rpl_semi_sync_slave_status'; +Variable_name Value +Rpl_semi_sync_slave_status ON +#-- Enable semi-sync on master +connection server_1; +SET @@GLOBAL.rpl_semi_sync_master_enabled = 1; +set @@global.rpl_semi_sync_master_timeout= 1600; +#-- Wait for master to recognize semi-sync slaves +connection server_1; +#-- Master should have semi-sync enabled with 2 connections +show status like 'Rpl_semi_sync_master_status'; +Variable_name Value +Rpl_semi_sync_master_status ON +show status like 'Rpl_semi_sync_master_clients'; +Variable_name Value +Rpl_semi_sync_master_clients 2 +#-- Prepare servers to simulate delay or error +connection server_1; +SET @@GLOBAL.debug_dbug= ""; +connection server_2; +SET @@GLOBAL.debug_dbug= "+d,simulate_delay_semisync_slave_reply"; +connection server_3; +SET @@GLOBAL.debug_dbug= "+d,simulate_delay_semisync_slave_reply"; +#-- +#-- Test begins +connection server_1; +#-- Begin semi-sync transaction +INSERT INTO t1 VALUES (1); +connection server_1_con2; +#-- Wait until master recognizes a connection is awaiting semi-sync ACK +show status like 'Rpl_semi_sync_master_wait_sessions'; +Variable_name Value +Rpl_semi_sync_master_wait_sessions 1 +#-- Give enough time after timeout/ack received to query yes_tx/no_tx +SET @@GLOBAL.debug_dbug= "+d,delay_shutdown_phase_2_after_semisync_wait"; +#-- Begin master shutdown +SHUTDOWN WAIT FOR ALL SLAVES; +connection server_1; +#-- Ensure either ACK was received (yes_tx=1) or timeout (no_tx=1) +show status like 'Rpl_semi_sync_master_yes_tx'; +Variable_name Value +Rpl_semi_sync_master_yes_tx 1 +show status like 'Rpl_semi_sync_master_no_tx'; +Variable_name Value +Rpl_semi_sync_master_no_tx 0 +connection server_1_con2; +# Check logs to ensure shutdown was delayed +FOUND 1 /Delaying shutdown to await semi-sync ACK/ in mysqld.1.err +# Validate slave data is in correct state +connection server_2; +select count(*)=1 from t1; +count(*)=1 +1 +connection server_3; +select count(*)=1 from t1; +count(*)=1 +1 +# +#-- Re-synchronize slaves with master and disable semi-sync +#-- Stop slaves +connection server_2; +SET @@GLOBAL.debug_dbug= ""; +SET @@GLOBAL.rpl_semi_sync_slave_enabled= 0; +include/stop_slave.inc +connection server_3; +SET @@GLOBAL.debug_dbug= ""; +SET @@GLOBAL.rpl_semi_sync_slave_enabled= 0; +include/stop_slave.inc +#-- Bring the master back up +connection server_1_con2; +connection default; +connection server_1; +SET @@GLOBAL.debug_dbug= ""; +SET @@GLOBAL.rpl_semi_sync_master_enabled = 0; +show status like 'Rpl_semi_sync_master_status'; +Variable_name Value +Rpl_semi_sync_master_status OFF +TRUNCATE TABLE t1; +#-- Bring slaves back up +connection server_2; +include/start_slave.inc +show status like 'Rpl_semi_sync_slave_status'; +Variable_name Value +Rpl_semi_sync_slave_status OFF +SELECT COUNT(*)=0 from t1; +COUNT(*)=0 +1 +connection server_3; +include/start_slave.inc +show status like 'Rpl_semi_sync_slave_status'; +Variable_name Value +Rpl_semi_sync_slave_status OFF +SELECT COUNT(*)=0 from t1; +COUNT(*)=0 +1 +# +# Test Case 2) If both replicas simulate an error before sending an ACK, +# the primary should delay killing the suspended thread until the +# timeout is reached (Rpl_semi_sync_master_no_tx should be 1). +# +connection server_1; +#-- +#-- Semi-sync Setup +connection server_1; +#-- Enable semi-sync on slaves +let slave_last= 3 +connection server_2; +set global rpl_semi_sync_slave_enabled = 1; +include/stop_slave.inc +include/start_slave.inc +show status like 'Rpl_semi_sync_slave_status'; +Variable_name Value +Rpl_semi_sync_slave_status ON +connection server_3; +set global rpl_semi_sync_slave_enabled = 1; +include/stop_slave.inc +include/start_slave.inc +show status like 'Rpl_semi_sync_slave_status'; +Variable_name Value +Rpl_semi_sync_slave_status ON +#-- Enable semi-sync on master +connection server_1; +SET @@GLOBAL.rpl_semi_sync_master_enabled = 1; +set @@global.rpl_semi_sync_master_timeout= 500; +#-- Wait for master to recognize semi-sync slaves +connection server_1; +#-- Master should have semi-sync enabled with 2 connections +show status like 'Rpl_semi_sync_master_status'; +Variable_name Value +Rpl_semi_sync_master_status ON +show status like 'Rpl_semi_sync_master_clients'; +Variable_name Value +Rpl_semi_sync_master_clients 2 +#-- Prepare servers to simulate delay or error +connection server_1; +SET @@GLOBAL.debug_dbug= "+d,mysqld_delay_kill_threads_phase_1"; +connection server_2; +SET @@GLOBAL.debug_dbug= "+d,corrupt_queue_event"; +connection server_3; +SET @@GLOBAL.debug_dbug= "+d,corrupt_queue_event"; +#-- +#-- Test begins +connection server_1; +#-- Begin semi-sync transaction +INSERT INTO t1 VALUES (1); +connection server_1_con2; +#-- Wait until master recognizes a connection is awaiting semi-sync ACK +show status like 'Rpl_semi_sync_master_wait_sessions'; +Variable_name Value +Rpl_semi_sync_master_wait_sessions 1 +#-- Give enough time after timeout/ack received to query yes_tx/no_tx +SET @@GLOBAL.debug_dbug= "+d,delay_shutdown_phase_2_after_semisync_wait"; +#-- Begin master shutdown +SHUTDOWN WAIT FOR ALL SLAVES; +connection server_1; +#-- Ensure either ACK was received (yes_tx=1) or timeout (no_tx=1) +show status like 'Rpl_semi_sync_master_yes_tx'; +Variable_name Value +Rpl_semi_sync_master_yes_tx 0 +show status like 'Rpl_semi_sync_master_no_tx'; +Variable_name Value +Rpl_semi_sync_master_no_tx 1 +connection server_1_con2; +# Check logs to ensure shutdown was delayed +FOUND 2 /Delaying shutdown to await semi-sync ACK/ in mysqld.1.err +# Validate slave data is in correct state +connection server_2; +select count(*)=0 from t1; +count(*)=0 +1 +connection server_3; +select count(*)=0 from t1; +count(*)=0 +1 +# +#-- Re-synchronize slaves with master and disable semi-sync +#-- Stop slaves +connection server_2; +SET @@GLOBAL.debug_dbug= ""; +SET @@GLOBAL.rpl_semi_sync_slave_enabled= 0; +include/stop_slave.inc +connection server_3; +SET @@GLOBAL.debug_dbug= ""; +SET @@GLOBAL.rpl_semi_sync_slave_enabled= 0; +include/stop_slave.inc +#-- Bring the master back up +connection server_1_con2; +connection default; +connection server_1; +SET @@GLOBAL.debug_dbug= ""; +SET @@GLOBAL.rpl_semi_sync_master_enabled = 0; +show status like 'Rpl_semi_sync_master_status'; +Variable_name Value +Rpl_semi_sync_master_status OFF +TRUNCATE TABLE t1; +#-- Bring slaves back up +connection server_2; +include/start_slave.inc +show status like 'Rpl_semi_sync_slave_status'; +Variable_name Value +Rpl_semi_sync_slave_status OFF +SELECT COUNT(*)=0 from t1; +COUNT(*)=0 +1 +connection server_3; +include/start_slave.inc +show status like 'Rpl_semi_sync_slave_status'; +Variable_name Value +Rpl_semi_sync_slave_status OFF +SELECT COUNT(*)=0 from t1; +COUNT(*)=0 +1 +# +# Test Case 3) If one replica simulates a delay within the allowed +# timeout and the other simulates an error before sending an ACK, the +# primary should delay killing the suspended thread until it receives an +# ACK from the delayed slave (Rpl_semi_sync_master_yes_tx should be 1). +# +connection server_1; +#-- +#-- Semi-sync Setup +connection server_1; +#-- Enable semi-sync on slaves +let slave_last= 3 +connection server_2; +set global rpl_semi_sync_slave_enabled = 1; +include/stop_slave.inc +include/start_slave.inc +show status like 'Rpl_semi_sync_slave_status'; +Variable_name Value +Rpl_semi_sync_slave_status ON +connection server_3; +set global rpl_semi_sync_slave_enabled = 1; +include/stop_slave.inc +include/start_slave.inc +show status like 'Rpl_semi_sync_slave_status'; +Variable_name Value +Rpl_semi_sync_slave_status ON +#-- Enable semi-sync on master +connection server_1; +SET @@GLOBAL.rpl_semi_sync_master_enabled = 1; +set @@global.rpl_semi_sync_master_timeout= 1600; +#-- Wait for master to recognize semi-sync slaves +connection server_1; +#-- Master should have semi-sync enabled with 2 connections +show status like 'Rpl_semi_sync_master_status'; +Variable_name Value +Rpl_semi_sync_master_status ON +show status like 'Rpl_semi_sync_master_clients'; +Variable_name Value +Rpl_semi_sync_master_clients 2 +#-- Prepare servers to simulate delay or error +connection server_1; +SET @@GLOBAL.debug_dbug= "+d,mysqld_delay_kill_threads_phase_1"; +connection server_2; +SET @@GLOBAL.debug_dbug= "+d,corrupt_queue_event"; +connection server_3; +SET @@GLOBAL.debug_dbug= "+d,simulate_delay_semisync_slave_reply"; +#-- +#-- Test begins +connection server_1; +#-- Begin semi-sync transaction +INSERT INTO t1 VALUES (1); +connection server_1_con2; +#-- Wait until master recognizes a connection is awaiting semi-sync ACK +show status like 'Rpl_semi_sync_master_wait_sessions'; +Variable_name Value +Rpl_semi_sync_master_wait_sessions 1 +#-- Give enough time after timeout/ack received to query yes_tx/no_tx +SET @@GLOBAL.debug_dbug= "+d,delay_shutdown_phase_2_after_semisync_wait"; +#-- Begin master shutdown +SHUTDOWN WAIT FOR ALL SLAVES; +connection server_1; +#-- Ensure either ACK was received (yes_tx=1) or timeout (no_tx=1) +show status like 'Rpl_semi_sync_master_yes_tx'; +Variable_name Value +Rpl_semi_sync_master_yes_tx 1 +show status like 'Rpl_semi_sync_master_no_tx'; +Variable_name Value +Rpl_semi_sync_master_no_tx 0 +connection server_1_con2; +# Check logs to ensure shutdown was delayed +FOUND 3 /Delaying shutdown to await semi-sync ACK/ in mysqld.1.err +# Validate slave data is in correct state +connection server_2; +select count(*)=0 from t1; +count(*)=0 +1 +connection server_3; +select count(*)=1 from t1; +count(*)=1 +1 +# +#-- Re-synchronize slaves with master and disable semi-sync +#-- Stop slaves +connection server_2; +SET @@GLOBAL.debug_dbug= ""; +SET @@GLOBAL.rpl_semi_sync_slave_enabled= 0; +include/stop_slave.inc +connection server_3; +SET @@GLOBAL.debug_dbug= ""; +SET @@GLOBAL.rpl_semi_sync_slave_enabled= 0; +include/stop_slave.inc +#-- Bring the master back up +connection server_1_con2; +connection default; +connection server_1; +SET @@GLOBAL.debug_dbug= ""; +SET @@GLOBAL.rpl_semi_sync_master_enabled = 0; +show status like 'Rpl_semi_sync_master_status'; +Variable_name Value +Rpl_semi_sync_master_status OFF +TRUNCATE TABLE t1; +#-- Bring slaves back up +connection server_2; +include/start_slave.inc +show status like 'Rpl_semi_sync_slave_status'; +Variable_name Value +Rpl_semi_sync_slave_status OFF +SELECT COUNT(*)=0 from t1; +COUNT(*)=0 +1 +connection server_3; +include/start_slave.inc +show status like 'Rpl_semi_sync_slave_status'; +Variable_name Value +Rpl_semi_sync_slave_status OFF +SELECT COUNT(*)=0 from t1; +COUNT(*)=0 +1 +# +# Test Case 4) If a replica errors before sending an ACK, it will cause +# the IO thread to stop and handle the error. During error handling, if +# semi-sync is active, the replica will form a new connection with the +# primary to kill the active connection. However, if the primary is +# shutting down, it may kill the new connection, thereby leaving the +# active semi-sync connection in-tact. The slave should notice this, and +# not issue a `QUIT` command to the primary, which would otherwise be +# sent to kill an active connection. This test case validates that the +# slave does not send a `QUIT` in this case (Rpl_semi_sync_master_yes_tx +# should be 1 because server_3 will send the ACK within a valid timeout). +# +connection server_1; +#-- +#-- Semi-sync Setup +connection server_1; +#-- Enable semi-sync on slaves +let slave_last= 3 +connection server_2; +set global rpl_semi_sync_slave_enabled = 1; +include/stop_slave.inc +include/start_slave.inc +show status like 'Rpl_semi_sync_slave_status'; +Variable_name Value +Rpl_semi_sync_slave_status ON +connection server_3; +set global rpl_semi_sync_slave_enabled = 1; +include/stop_slave.inc +include/start_slave.inc +show status like 'Rpl_semi_sync_slave_status'; +Variable_name Value +Rpl_semi_sync_slave_status ON +#-- Enable semi-sync on master +connection server_1; +SET @@GLOBAL.rpl_semi_sync_master_enabled = 1; +set @@global.rpl_semi_sync_master_timeout= 1600; +#-- Wait for master to recognize semi-sync slaves +connection server_1; +#-- Master should have semi-sync enabled with 2 connections +show status like 'Rpl_semi_sync_master_status'; +Variable_name Value +Rpl_semi_sync_master_status ON +show status like 'Rpl_semi_sync_master_clients'; +Variable_name Value +Rpl_semi_sync_master_clients 2 +#-- Prepare servers to simulate delay or error +connection server_1; +SET @@GLOBAL.debug_dbug= "+d,mysqld_delay_kill_threads_phase_1"; +connection server_2; +SET @@GLOBAL.debug_dbug= "+d,corrupt_queue_event,slave_delay_killing_semisync_connection"; +connection server_3; +SET @@GLOBAL.debug_dbug= "+d,simulate_delay_semisync_slave_reply"; +#-- +#-- Test begins +connection server_1; +#-- Begin semi-sync transaction +INSERT INTO t1 VALUES (1); +connection server_1_con2; +#-- Wait until master recognizes a connection is awaiting semi-sync ACK +show status like 'Rpl_semi_sync_master_wait_sessions'; +Variable_name Value +Rpl_semi_sync_master_wait_sessions 1 +#-- Give enough time after timeout/ack received to query yes_tx/no_tx +SET @@GLOBAL.debug_dbug= "+d,delay_shutdown_phase_2_after_semisync_wait"; +#-- Begin master shutdown +SHUTDOWN WAIT FOR ALL SLAVES; +connection server_1; +#-- Ensure either ACK was received (yes_tx=1) or timeout (no_tx=1) +show status like 'Rpl_semi_sync_master_yes_tx'; +Variable_name Value +Rpl_semi_sync_master_yes_tx 1 +show status like 'Rpl_semi_sync_master_no_tx'; +Variable_name Value +Rpl_semi_sync_master_no_tx 0 +connection server_1_con2; +# Check logs to ensure shutdown was delayed +FOUND 4 /Delaying shutdown to await semi-sync ACK/ in mysqld.1.err +# Validate slave data is in correct state +connection server_2; +select count(*)=0 from t1; +count(*)=0 +1 +connection server_3; +select count(*)=1 from t1; +count(*)=1 +1 +# +#-- Re-synchronize slaves with master and disable semi-sync +#-- Stop slaves +connection server_2; +SET @@GLOBAL.debug_dbug= ""; +SET @@GLOBAL.rpl_semi_sync_slave_enabled= 0; +include/stop_slave.inc +connection server_3; +SET @@GLOBAL.debug_dbug= ""; +SET @@GLOBAL.rpl_semi_sync_slave_enabled= 0; +include/stop_slave.inc +#-- Bring the master back up +connection server_1_con2; +connection default; +connection server_1; +SET @@GLOBAL.debug_dbug= ""; +SET @@GLOBAL.rpl_semi_sync_master_enabled = 0; +show status like 'Rpl_semi_sync_master_status'; +Variable_name Value +Rpl_semi_sync_master_status OFF +TRUNCATE TABLE t1; +#-- Bring slaves back up +connection server_2; +include/start_slave.inc +show status like 'Rpl_semi_sync_slave_status'; +Variable_name Value +Rpl_semi_sync_slave_status OFF +SELECT COUNT(*)=0 from t1; +COUNT(*)=0 +1 +connection server_3; +include/start_slave.inc +show status like 'Rpl_semi_sync_slave_status'; +Variable_name Value +Rpl_semi_sync_slave_status OFF +SELECT COUNT(*)=0 from t1; +COUNT(*)=0 +1 +############################# +# Cleanup +############################# +connection server_2; +include/stop_slave.inc +include/start_slave.inc +connection server_3; +include/stop_slave.inc +include/start_slave.inc +connection server_1; +drop table t1; +include/rpl_end.inc |