MaxScale/maxscale-system-test/readconnrouter_slave.cpp
2017-12-08 12:23:04 +02:00

72 lines
2.2 KiB
C++

/**
* @file readconnrouter_slave.cpp Creates 100 connections to ReadConn in slave mode and check if connections are distributed among all slaves
*
* - create 100 connections to ReadConn slave
* - check if all slave have equal number of connections (+-1)
*/
#include <iostream>
#include "testconnections.h"
using namespace std;
int main(int argc, char *argv[])
{
TestConnections * Test = new TestConnections(argc, argv);
Test->set_timeout(100);
Test->repl->connect();
const int TestConnNum = 100;
MYSQL *conn[TestConnNum];
int i;
int conn_num;
Test->tprintf("Creating %d connections to ReadConnRouter in 'slave' mode\n", TestConnNum);
for (i = 0; i < TestConnNum; i++)
{
conn[i] = Test->maxscales->open_readconn_slave_connection(0);
}
Test->tprintf("Waiting 5 seconds\n");
sleep(5);
int ConnFloor = floor((float)TestConnNum / (Test->repl->N - 1));
int ConnCell = ceil((float)TestConnNum / (Test->repl->N - 1));
int TotalConn = 0;
Test->tprintf("Checking connections to Master: should be 0\n");
conn_num = get_conn_num(Test->repl->nodes[0], Test->maxscales->ip(0), Test->maxscales->hostname[0], (char *) "test");
Test->add_result(conn_num, "number of connections to Master is %d\n", conn_num);
Test->tprintf("Number of connections to each slave should be between %d and %d\n", ConnFloor, ConnCell);
Test->tprintf("Checking connections to each node\n");
for (int i = 1; i < Test->repl->N; i++)
{
conn_num = get_conn_num(Test->repl->nodes[i], Test->maxscales->ip(0), Test->maxscales->hostname[0], (char *) "test");
TotalConn += conn_num;
printf("Connections to node %d (%s):\t%d\n", i, Test->repl->IP[i], conn_num);
if ((conn_num > ConnCell) || (conn_num < ConnFloor))
{
Test->add_result(1, "wrong number of connectiosn to mode %d\n", i);
}
}
Test->tprintf("Total number of connections %d\n", TotalConn);
if (TotalConn != TestConnNum)
{
Test->add_result(1, "total number of connections is wrong\n");
}
for (i = 0; i < TestConnNum; i++)
{
mysql_close(conn[i]);
}
int rval = Test->global_result;
delete Test;
return rval;
}