MaxScale/maxscale-system-test/mxs1929_service_runtime.cpp
2018-09-10 12:29:00 +03:00

122 lines
4.2 KiB
C++

/**
* MXS-1929: Runtime service creation
*/
#include "testconnections.h"
#include <iostream>
#include <thread>
#include <mutex>
#include <condition_variable>
using namespace std;
int main(int argc, char** argv)
{
TestConnections::skip_maxscale_start(true);
TestConnections test(argc, argv);
// We need to do this since we don't have maxadmin enabled
test.maxscales->restart();
auto maxctrl = [&](string cmd, bool print = true) {
test.set_timeout(60);
auto rv = test.maxscales->ssh_output("maxctrl " + cmd);
if (rv.first != 0 && print)
{
cout << "MaxCtrl: " << rv.second << endl;
}
return rv.first == 0;
};
Connection c1 = test.maxscales->rwsplit();
string host1 = test.repl->IP[0];
string port1 = to_string(test.repl->port[0]);
string host2 = test.repl->IP[1];
string port2 = to_string(test.repl->port[1]);
string host3 = test.repl->IP[2];
string port3 = to_string(test.repl->port[2]);
cout << "Create a service and check that it works" << endl;
maxctrl("create service svc1 readwritesplit user=skysql password=skysql");
maxctrl("create listener svc1 listener1 4006");
maxctrl("create monitor mon1 mariadbmon --monitor-user skysql --monitor-password skysql");
maxctrl("create server server1 " + host1 + " " + port1 + " --services svc1 --monitors mon1");
maxctrl("create server server2 " + host2 + " " + port2 + " --services svc1 --monitors mon1");
maxctrl("create server server3 " + host3 + " " + port3 + " --services svc1 --monitors mon1");
c1.connect();
test.expect(c1.query("SELECT 1"), "Query to simple service should work: %s", c1.error());
c1.disconnect();
cout << "Destroy the service and check that it is removed" << endl;
test.expect(!maxctrl("destroy service svc1", false), "Destroying linked service should fail");
maxctrl("unlink service svc1 server1 server2 server3");
test.expect(!maxctrl("destroy service svc1", false),
"Destroying service with active listeners should fail");
maxctrl("destroy listener svc1 listener1");
test.expect(maxctrl("destroy service svc1"), "Destroying valid service should work");
test.set_timeout(60);
test.expect(!c1.connect(), "Connection should be rejected");
test.stop_timeout();
cout << "Create the same service again and check that it still works" << endl;
maxctrl("create service svc1 readwritesplit user=skysql password=skysql");
maxctrl("create listener svc1 listener1 4006");
maxctrl("link service svc1 server1 server2 server3");
c1.connect();
test.expect(c1.query("SELECT 1"), "Query to recreated service should work: %s", c1.error());
c1.disconnect();
cout << "Check that active connections aren't closed when service is destroyed" << endl;
c1.connect();
maxctrl("unlink service svc1 server1 server2 server3");
maxctrl("destroy listener svc1 listener1");
maxctrl("destroy service svc1");
test.expect(c1.query("SELECT 1"), "Query to destroyed service should still work");
// Start a thread to attempt a connection before the last connection
// is closed. The connection attempt should be rejected when the
// listener is freed.
mutex m;
condition_variable cv;
thread t([&]() {
cv.notify_one();
test.expect(!test.maxscales->rwsplit().connect(),
"New connections to created service "
"should fail with a timeout while the original connection is open");
});
// Wait until the thread starts
unique_lock<mutex> ul(m);
cv.wait(ul);
ul.unlock();
// This is unreliable but it's adequate for testing to ensure a connection
// is opened before the old one is closed
sleep(1);
test.set_timeout(60);
// Disconnect the original connection and try to reconnect
c1.disconnect();
test.expect(!c1.connect(), "New connections should be rejected after original connection is closed");
// The connection should be rejected once the last connection is closed. If
// it doesn't, we hit the test timeout before the connection timeout.
t.join();
test.stop_timeout();
return test.global_result;
}