MaxScale/maxscale-system-test/mxs1506_no_master.cpp
2018-04-23 14:20:32 +03:00

62 lines
1.5 KiB
C++

/**
* MXS-1506: Delayed query retry without master
*
* https://jira.mariadb.org/browse/MXS-1506
*/
#include "testconnections.h"
#include <string>
#include <functional>
#include <thread>
#include <iostream>
#include <vector>
using namespace std;
bool query(TestConnections& test)
{
test.maxscales->connect();
execute_query_silent(test.maxscales->conn_rwsplit[0], "SET @a = 1");
sleep(5);
Row row = get_row(test.maxscales->conn_rwsplit[0], "SELECT @a");
test.maxscales->disconnect();
return row[0] == "1";
}
void block(TestConnections& test, std::vector<int> nodes)
{
for (auto a : nodes)
{
test.repl->block_node(a);
}
sleep(10);
for (auto a : nodes)
{
test.repl->unblock_node(a);
}
}
int main(int argc, char** argv)
{
TestConnections test(argc, argv);
thread thr;
cout << "Blocking the master and executing a SELECT" << endl;
thr = thread(block, std::ref(test), vector<int>({0}));
test.assert(query(test), "Select without master should work");
thr.join();
cout << "Blocking the slave and executing a SELECT" << endl;
thr = thread(block, std::ref(test), vector<int>({1}));
test.assert(query(test), "Select without slave should work");
thr.join();
cout << "Blocking both servers and executing a SELECT" << endl;
thr = thread(block, std::ref(test), vector<int>({0, 1}));
test.assert(query(test), "Select with no servers should work");
thr.join();
return test.global_result;
}