MaxScale/maxscale-system-test/crash_out_of_files.cpp
2017-12-12 13:23:02 +02:00

53 lines
1.7 KiB
C++

/**
* @file crash_ot_of_files.cpp Tries to open to many connections, expect no crash
* - set global max_connections = 20
* - create load on RWSplit using big number of threads (e.g. 100)
* - check that no backends are disconnected with error ""refresh rate limit exceeded"
*/
#include "testconnections.h"
#include "sql_t1.h"
#include "get_com_select_insert.h"
#include "big_load.h"
int main(int argc, char *argv[])
{
TestConnections * Test = new TestConnections(argc, argv);
Test->set_timeout(20);
Test->repl->execute_query_all_nodes((char *) "set global max_connections = 20;");
long int i1, i2;
long int selects[256];
long int inserts[256];
long int new_selects[256];
long int new_inserts[256];
Test->tprintf("Start load\n");
Test->set_timeout(1200);
load(&new_inserts[0], &new_selects[0], &selects[0], &inserts[0], 100, Test, &i1, &i2, 0, false, false);
Test->tprintf("restoring nodes\n");
Test->set_timeout(60);
Test->repl->connect();
for (int i = 0; i < Test->repl->N; i++)
{
Test->tprintf("Trying to flush node %d\n", i);
Test->add_result(execute_query(Test->repl->nodes[i], (char *) "flush hosts;"), "node %i flush failed\n", i);
Test->tprintf("Trying to set max_connections for node %d\n", i);
Test->add_result(execute_query(Test->repl->nodes[i], (char *) "set global max_connections = 151;"),
"set max_connections failed for node %d\n", i);
}
Test->repl->close_connections();
Test->stop_timeout();
Test->check_log_err(0, (char *) "Refresh rate limit exceeded", false);
Test->check_maxscale_alive(0);
int rval = Test->global_result;
delete Test;
return rval;
}