/**
* @dataProvider samplingDataProvider
*/
public function testSampling($data, $sampleRate, $seed, $expectWrite)
{
$sender = $this->getMock('Liuggio\\StatsdClient\\Sender\\SenderInterface');
$sender->expects($this->any())->method('open')->will($this->returnValue(true));
if ($expectWrite) {
$sender->expects($this->once())->method('write')->with($this->anything(), $this->equalTo($data));
} else {
$sender->expects($this->never())->method('write');
}
mt_srand($seed);
$client = new SamplingStatsdClient($sender);
$client->send($data, $sampleRate);
}
public function testSetSamplingRates()
{
$matching = new StatsdData();
$matching->setKey('foo.bar');
$matching->setValue(1);
$nonMatching = new StatsdData();
$nonMatching->setKey('oof.bar');
$nonMatching->setValue(1);
$sender = $this->getMock('Liuggio\\StatsdClient\\Sender\\SenderInterface');
$sender->expects($this->any())->method('open')->will($this->returnValue(true));
$sender->expects($this->once())->method('write')->with($this->anything(), $this->equalTo($nonMatching));
$client = new SamplingStatsdClient($sender);
$client->setSamplingRates(['foo.*' => 0.2]);
mt_srand(0);
// next random is 0.44
$client->send($matching);
mt_srand(0);
$client->send($nonMatching);
}
/**
* @todo document
*/
function wfLogProfilingData()
{
global $wgDebugLogGroups, $wgDebugRawPage;
$context = RequestContext::getMain();
$request = $context->getRequest();
$profiler = Profiler::instance();
$profiler->setContext($context);
$profiler->logData();
$config = $context->getConfig();
if ($config->get('StatsdServer')) {
try {
$statsdServer = explode(':', $config->get('StatsdServer'));
$statsdHost = $statsdServer[0];
$statsdPort = isset($statsdServer[1]) ? $statsdServer[1] : 8125;
$statsdSender = new SocketSender($statsdHost, $statsdPort);
$statsdClient = new SamplingStatsdClient($statsdSender, true, false);
$statsdClient->send($context->getStats()->getBuffer());
} catch (Exception $ex) {
MWExceptionHandler::logException($ex);
}
}
# Profiling must actually be enabled...
if ($profiler instanceof ProfilerStub) {
return;
}
if (isset($wgDebugLogGroups['profileoutput']) && $wgDebugLogGroups['profileoutput'] === false) {
// Explicitly disabled
return;
}
if (!$wgDebugRawPage && wfIsDebugRawPage()) {
return;
}
$ctx = array('elapsed' => $request->getElapsedTime());
if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
$ctx['forwarded_for'] = $_SERVER['HTTP_X_FORWARDED_FOR'];
}
if (!empty($_SERVER['HTTP_CLIENT_IP'])) {
$ctx['client_ip'] = $_SERVER['HTTP_CLIENT_IP'];
}
if (!empty($_SERVER['HTTP_FROM'])) {
$ctx['from'] = $_SERVER['HTTP_FROM'];
}
if (isset($ctx['forwarded_for']) || isset($ctx['client_ip']) || isset($ctx['from'])) {
$ctx['proxy'] = $_SERVER['REMOTE_ADDR'];
}
// Don't load $wgUser at this late stage just for statistics purposes
// @todo FIXME: We can detect some anons even if it is not loaded.
// See User::getId()
$user = $context->getUser();
$ctx['anon'] = $user->isItemLoaded('id') && $user->isAnon();
// Command line script uses a FauxRequest object which does not have
// any knowledge about an URL and throw an exception instead.
try {
$ctx['url'] = urldecode($request->getRequestURL());
} catch (Exception $ignored) {
// no-op
}
$ctx['output'] = $profiler->getOutput();
$log = LoggerFactory::getInstance('profileoutput');
$log->info("Elapsed: {elapsed}; URL: <{url}>\n{output}", $ctx);
}