Files
MaxScale/maxscale-system-test/mxs1787_slave_reconnection.cpp
2018-09-10 12:29:00 +03:00

86 lines
2.8 KiB
C++

/**
* MXS-1787: Crash with PS: CALL p1((SELECT f1()), ?)
*
* This is a modified version of the original test that revealed secondary problems in
* readwritesplit slave reconnection and execution of session commands.
*/
#include "testconnections.h"
using namespace std;
struct Bind
{
Bind()
{
bind.buffer = &data;
bind.buffer_type = MYSQL_TYPE_LONG;
bind.error = &err;
bind.is_null = &is_null;
bind.length = &length;
}
MYSQL_BIND bind;
char err = 0;
char is_null = 0;
char is_unsigned = 0;
uint32_t data = 1234;
unsigned long length = sizeof(data);
};
int main(int argc, char* argv[])
{
TestConnections test(argc, argv);
test.maxscales->ssh_node_f(0, true, "maxadmin enable log-priority info");
test.maxscales->connect();
execute_query(test.maxscales->conn_rwsplit[0], "USE test");
// Make sure the slaves don't have the procedure
execute_query(test.maxscales->conn_rwsplit[0], "DROP TABLE IF EXISTS t1");
execute_query(test.maxscales->conn_rwsplit[0], "DROP FUNCTION IF EXISTS f1");
execute_query(test.maxscales->conn_rwsplit[0], "DROP PROCEDURE IF EXISTS p1");
// Disable binary log and create the tables
execute_query(test.maxscales->conn_rwsplit[0], "SET sql_log_bin = 0");
execute_query(test.maxscales->conn_rwsplit[0], "CREATE OR REPLACE TABLE t1 AS SELECT 1 AS id");
execute_query(test.maxscales->conn_rwsplit[0],
"CREATE OR REPLACE FUNCTION f1() RETURNS INT DETERMINISTIC BEGIN RETURN 1; END");
execute_query(test.maxscales->conn_rwsplit[0],
"CREATE OR REPLACE PROCEDURE p1(IN i INT, IN j INT) BEGIN SELECT i + j; END");
execute_query(test.maxscales->conn_rwsplit[0], "SET sql_log_bin = 1");
test.maxscales->disconnect();
for (int i = 0; i < 10; i++)
{
test.maxscales->connect();
MYSQL_STMT* stmt = mysql_stmt_init(test.maxscales->conn_rwsplit[0]);
std::string query = "CALL p1((SELECT f1()), ?)";
Bind bind;
test.set_timeout(30);
test.expect(mysql_stmt_prepare(stmt, query.c_str(), query.size()) == 0,
"Prepared statement failure: %s",
mysql_stmt_error(stmt));
test.expect(mysql_stmt_bind_param(stmt, &bind.bind) == 0,
"Bind failure: %s",
mysql_stmt_error(stmt));
test.expect(mysql_stmt_execute(stmt) == 0,
"Execute failure: %s",
mysql_stmt_error(stmt));
mysql_stmt_close(stmt);
test.expect(mysql_query(test.maxscales->conn_rwsplit[0], "SELECT 1") == 0,
"Normal queries should work");
test.maxscales->disconnect();
}
return test.global_result;
}