Method SendPing

libi2pd_client/BOB.cpp:849–894

	}

	void BOBCommandSession::SendPing (std::shared_ptr<const i2p::data::LeaseSet> ls)
	{
		if (!ls)
		{
			SendReplyError ("LeaseSet Not found");
			return;
		}
		auto localDestination = (m_CurrentDestination && m_CurrentDestination->IsRunning ()) ?
				m_CurrentDestination->GetLocalDestination () : i2p::client::context.GetSharedLocalDestination ();
		if (!localDestination)
		{
			SendReplyError ("No local destination");
			return;
		}
		auto streamingDestination = localDestination->GetStreamingDestination ();
		if (!streamingDestination)
		{
			SendReplyError ("No streaming destination");
			return;
		}
		auto timer = std::make_shared<boost::asio::steady_timer>(localDestination->GetService ());
		timer->expires_after (std::chrono::milliseconds(BOB_PING_TIMEOUT));
		timer->async_wait ([streamingDestination, s = shared_from_this ()](const boost::system::error_code& ecode)
		{
			if (ecode != boost::asio::error::operation_aborted)
			{
				LogPrint (eLogDebug, "BOB: Pong not received after ", BOB_PING_TIMEOUT, " millliseconds");
				streamingDestination->ResetPongHandler ();
				s->SendReplyError ("timeout");
			}
		});
		auto ts = i2p::util::GetMillisecondsSinceEpoch ();
		streamingDestination->SetPongHandler (
		    [streamingDestination, timer, ts, s = shared_from_this ()](const i2p::data::IdentHash * from)
			{
				int t = i2p::util::GetMillisecondsSinceEpoch () - ts;
				if (t < 0) t = 0;
				streamingDestination->ResetPongHandler ();
				timer->cancel ();
				if (from)
					s->SendReplyOK ({"pong ", "from ", from->ToBase32(), ".b32.i2p: time=", std::to_string (t), " ms"});
				else
					s->SendReplyOK ({"pong: time=", std::to_string (t), " ms"});
			});
		streamingDestination->SendPing (ls);
	}

	void BOBCommandSession::ClearCommandHandler (const char * operand, size_t len)
	{