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MXS-3324 Test switchover with autocommit off

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This commit is contained in:
Esa Korhonen
2020-12-14 18:40:07 +02:00
parent 7e6eb55618
commit 36b97ea198
2 changed files with 49 additions and 0 deletions
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48
system-test/mariadbmonitor/mysqlmon_enforce_simple.cpp
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@ -97,5 +97,53 @@ int main(int argc, char** argv)
new_master_id = get_master_server_id(test);
test.expect(new_master_id == server_ids[master_ind], "Switchover to original master failed.");
}
if (test.ok())
{
// Test that switchover works even if autocommit is off on all backends.
test.tprintf("Setting autocommit=0 on all backends, then check that switchover works.");
test.maxscales->stop();
test.repl->connect();
const char set_ac[] = "SET GLOBAL autocommit=%i;";
for (int i = 0; i < 4; i++)
{
test.try_query(test.repl->nodes[i], set_ac, 0);
}
test.maxscales->start();
// Check that autocommit is really off.
Connection conn = test.repl->get_connection(2);
conn.connect();
auto row = conn.row("SELECT @@GLOBAL.autocommit;");
test.expect(!row.empty() && row[0] == "0", "autocommit is not off");
new_master_id = get_master_server_id(test);
test.expect(new_master_id == server_ids[master_ind], "No valid master");
if (test.ok())
{
test.tprintf("Switchover...");
string switchover = "call command mariadbmon switchover MariaDB-Monitor";
test.maxscales->execute_maxadmin_command(0, switchover.c_str());
test.maxscales->wait_for_monitor(2);
new_master_id = get_master_server_id(test);
test.expect(new_master_id != server_ids[master_ind], "Switchover failed.");
if (test.ok())
{
test.expect(new_master_id == server_ids[1], "Switchover to wrong server.");
}
switchover = "call command mariadbmon switchover MariaDB-Monitor " + master_name;
test.maxscales->execute_maxadmin_command(0, switchover.c_str());
test.maxscales->wait_for_monitor(2);
new_master_id = get_master_server_id(test);
test.expect(new_master_id == server_ids[master_ind], "Switchover to original master failed.");
}
for (int i = 0; i < 4; i++)
{
test.try_query(test.repl->nodes[i], set_ac, 1);
}
}
return test.global_result;
}