diff options
Diffstat (limited to 'mysql-test/suite/binlog/t/binlog_checkpoint.test')
| -rw-r--r-- | mysql-test/suite/binlog/t/binlog_checkpoint.test | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/mysql-test/suite/binlog/t/binlog_checkpoint.test b/mysql-test/suite/binlog/t/binlog_checkpoint.test new file mode 100644 index 00000000..cdb71887 --- /dev/null +++ b/mysql-test/suite/binlog/t/binlog_checkpoint.test @@ -0,0 +1,177 @@ +--source include/have_innodb.inc +--source include/have_debug.inc +--source include/have_debug_sync.inc +--source include/have_binlog_format_row.inc + +SET @old_max_binlog_size= @@global.max_binlog_size; +SET GLOBAL max_binlog_size= 4096; +SET @old_innodb_flush_log_at_trx_commit= @@global.innodb_flush_log_at_trx_commit; +SET GLOBAL innodb_flush_log_at_trx_commit= 1; +RESET MASTER; + +CREATE TABLE t1 (a INT PRIMARY KEY, b MEDIUMTEXT) ENGINE=Innodb; +CREATE TABLE t2 (a INT PRIMARY KEY, b MEDIUMTEXT) ENGINE=Myisam; + +--echo *** Test that RESET MASTER waits for pending commit checkpoints to complete. + +# con1 will hang before doing commit checkpoint, blocking RESET MASTER. +connect(con1,localhost,root,,); +SET DEBUG_SYNC= "commit_after_group_release_commit_ordered SIGNAL con1_ready WAIT_FOR con1_go"; +send INSERT INTO t1 VALUES (1, REPEAT("x", 4100)); + +connection default; +SET DEBUG_SYNC= "now WAIT_FOR con1_ready"; +# Let's add a few binlog rotations just for good measure. +INSERT INTO t2 VALUES (1, REPEAT("x", 4100)); +INSERT INTO t2 VALUES (2, REPEAT("x", 4100)); +--source include/show_binary_logs.inc +--let $binlog_file= master-bin.000004 +--let $binlog_start= 4 +--source include/show_binlog_events.inc +SET DEBUG_SYNC= "execute_command_after_close_tables SIGNAL reset_master_done"; +send RESET MASTER; + +connect(con2,localhost,root,,); +--echo This will timeout, as RESET MASTER is blocked +SET DEBUG_SYNC= "now WAIT_FOR reset_master_done TIMEOUT 1"; +# Wake up transaction to allow RESET MASTER to complete. +SET DEBUG_SYNC= "now SIGNAL con1_go"; + +connection con1; +reap; + +connection default; +reap; +--source include/show_binary_logs.inc +--let $binlog_file= master-bin.000001 +--let $binlog_start= 4 +--source include/show_binlog_events.inc + +--echo *** Test that binlog N is active, and commit checkpoint for (N-1) is +--echo *** done while there is still a pending commit checkpoint for (N-2). + +connection con1; +SET DEBUG_SYNC= "commit_after_group_release_commit_ordered SIGNAL con1_ready WAIT_FOR con1_continue"; +send INSERT INTO t1 VALUES (20, REPEAT("x", 4100)); + +connection default; +SET DEBUG_SYNC= "now WAIT_FOR con1_ready"; + +connection con2; +SET DEBUG_SYNC= "commit_after_group_release_commit_ordered SIGNAL con2_ready WAIT_FOR con2_continue"; +send INSERT INTO t1 VALUES (21, REPEAT("x", 4100)); + +connection default; +SET DEBUG_SYNC= "now WAIT_FOR con2_ready"; +--source include/show_binary_logs.inc +--let $binlog_file= master-bin.000001 +--source include/show_binlog_events.inc +--let $binlog_file= master-bin.000002 +--source include/show_binlog_events.inc +--let $binlog_file= master-bin.000003 +--source include/show_binlog_events.inc + +# We need to sync the test case with the background processing of the +# commit checkpoint, otherwise we get nondeterministic results. +SET DEBUG_SYNC= "RESET"; +SET @old_dbug= @@global.DEBUG_DBUG; +SET GLOBAL debug_dbug="+d,binlog_background_checkpoint_processed"; + +SET DEBUG_SYNC= "now SIGNAL con2_continue"; + +connection con2; +reap; + +connection default; +--echo con1 is still pending, no new binlog checkpoint should have been logged. +# Make sure commit checkpoint is processed before we check that no checkpoint +# event has been binlogged. +SET DEBUG_SYNC= "now WAIT_FOR binlog_background_checkpoint_processed"; +SET GLOBAL debug_dbug= @old_dbug; +SET DEBUG_SYNC= "RESET"; + +--let $binlog_file= master-bin.000003 +--source include/show_binlog_events.inc + +SET DEBUG_SYNC= "now SIGNAL con1_continue"; + +connection con1; +reap; + +connection default; + +--echo No commit checkpoints are pending, a new binlog checkpoint should have been logged. +--let $binlog_file= master-bin.000003 + +# Wait for the master-bin.000003 binlog checkpoint to appear. +--let $wait_for_all= 0 +--let $show_statement= SHOW BINLOG EVENTS IN "$binlog_file" +--let $field= Info +--let $condition= = "master-bin.000003" +--source include/wait_show_condition.inc + +--source include/show_binlog_events.inc + + +--echo *** MDEV-4322: Broken XID counting during binlog rotation *** + +# Test that binlog shutdown waits for any pending binlog checkpoints to have time to complete. + +connection default; +# We will use debug_sync to setup a wait inside the background processing +# of binlog checkpoints. The wait is newer resumed, and will eventually +# time out. If server shutdown does not wait for checkpoint processing to +# complete, we will get an assert. +# +# It is a bit tricky to inject the wait properly as it has to happen in a +# background thread during shutdown. So we first inject a DBUG to set the +# debug_sync wait in the correct thread, then wait to be signalled that +# the inject happened so that we can remove it again from DBUG (else +# check_testcase will complain). + +SET @old_dbug= @@global.DEBUG_DBUG; +SET GLOBAL debug_dbug="+d,inject_binlog_background_thread_before_mark_xid_done"; + +FLUSH LOGS; +INSERT INTO t1 VALUES (30, REPEAT("x", 4100)); +SET DEBUG_SYNC= "now WAIT_FOR injected_binlog_background_thread"; +SET GLOBAL debug_dbug= @old_dbug; +INSERT INTO t1 VALUES (31, REPEAT("x", 4100)); +--source include/show_binary_logs.inc +SET debug_sync = 'reset'; + + +--echo *** MDEV-7402: 'reset master' hangs, waits for signalled COND_xid_list *** + +--source include/wait_for_binlog_checkpoint.inc + +connect(con3,localhost,root,,); +# Make the binlog background thread wait before clearing the pending checkpoint. +# The bug was that one RESET MASTER would clear the reset_master_pending +# flag set by another RESET MASTER; this could cause the wakeup from the +# binlog background thread not to be sent, and thus the second RESET MASTER +# to wait infinitely. +SET debug_sync="reset_logs_after_set_reset_master_pending SIGNAL reset_master_ready WAIT_FOR reset_master_cont"; +send RESET MASTER; + +--connection default +SET @old_dbug= @@global.DEBUG_DBUG; +SET GLOBAL debug_dbug="+d,inject_binlog_background_thread_before_mark_xid_done"; +SET debug_sync="now WAIT_FOR reset_master_ready"; +RESET MASTER; +SET debug_sync="now WAIT_FOR injected_binlog_background_thread"; +SET GLOBAL debug_dbug=@old_dbug; +SET debug_sync="now SIGNAL reset_master_cont"; + +--connection con3 +REAP; + +--connection default +SET debug_sync = 'reset'; + + +# Clean up. +DROP TABLE t1, t2; +SET GLOBAL max_binlog_size= @old_max_binlog_size; +SET GLOBAL innodb_flush_log_at_trx_commit= @old_innodb_flush_log_at_trx_commit; +SET debug_sync = 'reset'; |