1# ==== Purpose ====
2#
3# Test verifies that auto purging mechanism of relay logs works fine when the
4# file extension grows beyond 999999.
5#
6# ==== Implementation ====
7#
8# Steps:
9#    0 - In master-slave setup clear all the relay logs on the slave server.
10#    1 - Start the slave so that new relay logs starting from
11#        'slave-relay-bin.000001' are created.
12#    2 - Get the active relay-log file name by using SHOW SLAVE STATUS.
13#        Shutdown the slave server.
14#    3 - Rename active relay log to '999997' in both 'relay-log.info' and
15#        'slave-relay-bin.index' files.
16#    4 - Restart the slave server by configuring 'slave_parallel_threads=1'
17#        and 'max_relay_log_size=100K'.
18#    5 - Generate load on master such that few relay logs are generated on
19#        slave. The relay log sequence number will change to 7 digits.
20#    6 - Sync slave with master to ensure that relay logs are applied on
21#        slave. They should have been automatically purged.
22#    7 - Assert that there is no 'slave-relay-bin.999999' file in
23#        'relay-log.info'.
24#
25# ==== References ====
26#
27# MDEV-8134: The relay-log is not flushed after the slave-relay-log.999999
28#            showed
29#
30
31# MDEV-27721 rpl.rpl_relay_max_extension test is not FreeBSD-compatible
32--source include/linux.inc
33--source include/have_innodb.inc
34--source include/have_binlog_format_row.inc
35--let $rpl_topology=1->2
36--source include/rpl_init.inc
37
38--connection server_2
39--source include/stop_slave.inc
40RESET SLAVE;
41--source include/start_slave.inc
42--source include/stop_slave.inc
43--let $relay_log=query_get_value(SHOW SLAVE STATUS, Relay_Log_File, 1)
44
45--echo #
46--echo # Stop slave server
47--echo #
48
49--let $datadir = `select @@datadir`
50--exec echo "wait" > $MYSQLTEST_VARDIR/tmp/mysqld.2.expect
51--shutdown_server 10
52--source include/wait_until_disconnected.inc
53
54--exec sed -i "s/$relay_log/slave-relay-bin.999997/g" $datadir/relay-log.info
55--exec sed -i "s/$relay_log/slave-relay-bin.999997/g" $datadir/slave-relay-bin.index
56
57--echo #
58--echo # Simulate file number get close to 999997
59--echo # by renaming relay logs and modifying index/info files
60
61--move_file $datadir/$relay_log $datadir/slave-relay-bin.999997
62
63--echo #
64--echo # Restart slave server
65--echo #
66
67--exec echo "restart" > $MYSQLTEST_VARDIR/tmp/mysqld.2.expect
68--enable_reconnect
69--source include/wait_until_connected_again.inc
70SET @save_slave_parallel_threads= @@GLOBAL.slave_parallel_threads;
71SET @save_max_relay_log_size= @@GLOBAL.max_relay_log_size;
72
73SET GLOBAL slave_parallel_threads=1;
74SET GLOBAL max_relay_log_size=100 * 1024;
75--source include/start_slave.inc
76
77--connection server_1
78create table t1 (i int, c varchar(1024));
79--echo #
80--echo # Insert some data to generate enough amount of binary logs
81--echo #
82--let $count = 1000
83--disable_query_log
84while ($count)
85{
86  eval insert into t1 values (1001 - $count, repeat('a',1000));
87  dec $count;
88}
89--enable_query_log
90--save_master_pos
91
92--connection server_2
93--sync_with_master
94
95--let $relay_log=query_get_value(SHOW SLAVE STATUS, Relay_Log_File, 1)
96
97--echo #
98--echo # Assert that 'slave-relay-bin.999999' is purged.
99--echo #
100let SEARCH_FILE=$datadir/slave-relay-bin.index;
101let SEARCH_PATTERN=slave-relay-bin.999999;
102source include/search_pattern_in_file.inc;
103
104--source include/stop_slave.inc
105SET GLOBAL slave_parallel_threads= @save_slave_parallel_threads;
106SET GLOBAL max_relay_log_size= @save_max_relay_log_size;
107--source include/start_slave.inc
108
109--connection server_1
110DROP TABLE t1;
111--source include/rpl_end.inc
112