Method send_ping_frame

src/proxy/http2/Http2ConnectionState.cc:2725–2732

}

void
Http2ConnectionState::send_ping_frame(Http2StreamId id, uint8_t flag, const uint8_t *opaque_data)
{
  Http2StreamDebug(session, id, "Send PING frame");

  Http2PingFrame ping(id, flag, opaque_data);
  this->session->xmit(ping);
}

// As for graceful shutdown, TS should process outstanding stream as long as possible.
// As for signal connection error, TS should close connection immediately.