Files
MaxScale/maxscale-system-test/mysqlmon_rejoin_good.cpp
Markus Mäkelä cfe676b1c8 Sleep longer in mysqlmon_* tests
Increased the amount of time that the tests sleep while they wait for
states to change. This should make them more tolerant of server load by
allowing more time for things to settle down.
2018-06-06 08:46:46 +03:00

98 lines
3.3 KiB
C++

/*
* Copyright (c) 2016 MariaDB Corporation Ab
*
* Use of this software is governed by the Business Source License included
* in the LICENSE.TXT file and at www.mariadb.com/bsl11.
*
* Change Date: 2020-01-01
*
* On the date above, in accordance with the Business Source License, use
* of this software will be governed by version 2 or later of the General
* Public License.
*/
#include "fail_switch_rejoin_common.cpp"
using std::string;
int main(int argc, char** argv)
{
interactive = strcmp(argv[argc - 1], "interactive") == 0;
Mariadb_nodes::require_gtid(true);
TestConnections test(argc, argv);
MYSQL* maxconn = test.maxscales->open_rwsplit_connection(0);
// Set up test table
basic_test(test);
// Delete binlogs to sync gtid:s
delete_slave_binlogs(test);
char result_tmp[bufsize];
// Advance gtid:s a bit to so gtid variables are updated.
generate_traffic_and_check(test, maxconn, 10);
sleep(1);
test.tprintf(LINE);
print_gtids(test);
get_input();
test.tprintf("Stopping master and waiting for failover. Check that another server is promoted.");
test.tprintf(LINE);
const int old_master_id = get_master_server_id(test); // Read master id now before shutdown.
const int master_index = test.repl->master;
test.repl->stop_node(master_index);
sleep(10);
// Recreate maxscale session
mysql_close(maxconn);
maxconn = test.maxscales->open_rwsplit_connection(0);
get_output(test);
int master_id = get_master_server_id(test);
test.tprintf(LINE);
test.tprintf(PRINT_ID, master_id);
const bool failover_ok = (master_id > 0 && master_id != old_master_id);
test.assert(failover_ok, "Master did not change or no master detected.");
string gtid_final;
if (failover_ok)
{
test.tprintf("Sending more inserts.");
generate_traffic_and_check(test, maxconn, 5);
sleep(1);
if (find_field(maxconn, GTID_QUERY, GTID_FIELD, result_tmp) == 0)
{
gtid_final = result_tmp;
}
print_gtids(test);
test.tprintf("Bringing old master back online. It should rejoin the cluster and catch up in events.");
test.tprintf(LINE);
test.repl->start_node(master_index, (char*) "");
sleep(10);
get_output(test);
test.repl->connect();
sleep(1);
string gtid_old_master;
if (find_field(test.repl->nodes[master_index], GTID_QUERY, GTID_FIELD, result_tmp) == 0)
{
gtid_old_master = result_tmp;
}
test.tprintf(LINE);
print_gtids(test);
test.tprintf(LINE);
test.assert(gtid_final == gtid_old_master, "Old master did not successfully rejoin the cluster.");
// Switch master back to server1 so last check is faster
int ec;
test.maxscales->ssh_node_output(0, "maxadmin call command mysqlmon switchover "
"MySQL-Monitor server1 server2" , true, &ec);
sleep(10); // Wait for monitor to update status
get_output(test);
master_id = get_master_server_id(test);
test.assert(master_id == old_master_id, "Switchover back to server1 failed.");
}
else
{
test.repl->start_node(master_index, (char*) "");
sleep(10);
}
test.repl->fix_replication();
return test.global_result;
}