| public onBefore ( GuzzleHttp\Event\BeforeEvent $event ) | ||
| $event | GuzzleHttp\Event\BeforeEvent | |
public function onBefore(BeforeEvent $event)
{
$request = $event->getRequest();
$span = $this->guzzleMessageSpanFactory->fromOutgoingRequest($request);
$this->tracer->trace([$span]);
$request->addHeaders(['X-B3-SpanId' => (string) $span->getIdentifier(), 'X-B3-TraceId' => (string) $span->getTraceIdentifier(), 'X-B3-ParentSpanId' => (string) $span->getParentIdentifier(), 'X-B3-Flags' => $span->getDebug() ? '1' : '0']);
}