From bf575a8a4fbaf72421e87cf3482c0beb78a10703 Mon Sep 17 00:00:00 2001 From: Josh Blum Date: Tue, 20 Dec 2011 15:26:52 -0800 Subject: usrp2: more work on relay app and sequence error detection --- host/examples/network_relay.cpp | 59 +++++++++++++++++++++++++++++++---------- 1 file changed, 45 insertions(+), 14 deletions(-) diff --git a/host/examples/network_relay.cpp b/host/examples/network_relay.cpp index f9f2e33fc..6ecf27858 100644 --- a/host/examples/network_relay.cpp +++ b/host/examples/network_relay.cpp @@ -34,6 +34,16 @@ static const size_t insane_mtu = 9000; boost::mutex spawn_mutex; +#if defined(UHD_PLATFORM_MACOS) || defined(UHD_PLATFORM_BSD) + //limit buffer resize on macos or it will error + const size_t rx_dsp_buff_size = 1e6; +#elif defined(UHD_PLATFORM_LINUX) || defined(UHD_PLATFORM_WIN32) + //set to half-a-second of buffering at max rate + const size_t rx_dsp_buff_size = 50e6; +#endif + +const size_t tx_dsp_buff_size = (1 << 20); + /*********************************************************************** * Signal handlers **********************************************************************/ @@ -63,7 +73,11 @@ public: udp_relay_type( const std::string &server_addr, const std::string &client_addr, - const std::string &port + const std::string &port, + const size_t server_rx_size = 0, + const size_t server_tx_size = 0, + const size_t client_rx_size = 0, + const size_t client_tx_size = 0 ):_port(port){ { asio::ip::udp::resolver resolver(_io_service); @@ -71,6 +85,7 @@ public: asio::ip::udp::endpoint endpoint = *resolver.resolve(query); _server_socket = boost::shared_ptr(new asio::ip::udp::socket(_io_service, endpoint)); + resize_buffs(_server_socket, server_rx_size, server_tx_size); } { asio::ip::udp::resolver resolver(_io_service); @@ -80,9 +95,10 @@ public: _client_socket = boost::shared_ptr(new asio::ip::udp::socket(_io_service)); _client_socket->open(asio::ip::udp::v4()); _client_socket->connect(endpoint); + resize_buffs(_client_socket, client_rx_size, client_tx_size); } - std::cout << "spawning relay threads..." << std::endl; + std::cout << "spawning relay threads... " << _port << std::endl; _thread_group.create_thread(boost::bind(&udp_relay_type::server_thread, this)); spawn_mutex.lock(); spawn_mutex.lock(); @@ -91,20 +107,26 @@ public: spawn_mutex.lock(); spawn_mutex.lock(); spawn_mutex.unlock(); - std::cout << " done" << std::endl; + std::cout << " done!" << std::endl << std::endl; } ~udp_relay_type(void){ - std::cout << "killing relay threads..." << std::endl; + std::cout << "killing relay threads... " << _port << std::endl; _thread_group.interrupt_all(); _thread_group.join_all(); - std::cout << " done" << std::endl; + std::cout << " done!" << std::endl << std::endl; } private: + static void resize_buffs(socket_type sock, const size_t rx_size, const size_t tx_size){ + if (rx_size != 0) sock->set_option(asio::socket_base::receive_buffer_size(rx_size)); + if (tx_size != 0) sock->set_option(asio::socket_base::send_buffer_size(tx_size)); + } + void server_thread(void){ - std::cout << "entering server_thread... " << _port << std::endl; + uhd::set_thread_priority_safe(); + std::cout << " entering server_thread..." << std::endl; spawn_mutex.unlock(); std::vector buff(insane_mtu); while (not boost::this_thread::interruption_requested()){ @@ -112,26 +134,35 @@ private: boost::mutex::scoped_lock lock(_endpoint_mutex); const size_t len = _server_socket->receive_from(asio::buffer(&buff.front(), buff.size()), _endpoint); lock.unlock(); - //std::cout << " len " << len << std::endl; _client_socket->send(asio::buffer(&buff.front(), len)); + + //perform sequence error detection on tx dsp data (can detect bad network cards) + /* + if (_port[4] == '7'){ + static boost::uint32_t next_seq; + const boost::uint32_t this_seq = ntohl(reinterpret_cast(&buff.front())[0]); + if (next_seq != this_seq and this_seq != 0) std::cout << "S" << std::flush; + next_seq = this_seq + 1; + } + */ } } - std::cout << "exiting server_thread... " << _port << std::endl; + std::cout << " exiting server_thread..." << std::endl; } void client_thread(void){ - std::cout << "entering client_thread... " << _port << std::endl; + uhd::set_thread_priority_safe(); + std::cout << " entering client_thread..." << std::endl; spawn_mutex.unlock(); std::vector buff(insane_mtu); while (not boost::this_thread::interruption_requested()){ if (wait_for_recv_ready(_client_socket->native())){ const size_t len = _client_socket->receive(asio::buffer(&buff.front(), buff.size())); - //std::cout << " len " << len << std::endl; boost::mutex::scoped_lock lock(_endpoint_mutex); _server_socket->send_to(asio::buffer(&buff.front(), len), _endpoint); } } - std::cout << "exiting client_thread... " << _port << std::endl; + std::cout << " exiting client_thread..." << std::endl; } const std::string _port; @@ -174,9 +205,9 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){ { boost::shared_ptr ctrl(new udp_relay_type("0.0.0.0", addr, "49152")); - boost::shared_ptr rxdsp0(new udp_relay_type("0.0.0.0", addr, "49156")); - boost::shared_ptr txdsp0(new udp_relay_type("0.0.0.0", addr, "49157")); - boost::shared_ptr rxdsp1(new udp_relay_type("0.0.0.0", addr, "49158")); + boost::shared_ptr rxdsp0(new udp_relay_type("0.0.0.0", addr, "49156", 0, tx_dsp_buff_size, rx_dsp_buff_size, 0)); + boost::shared_ptr txdsp0(new udp_relay_type("0.0.0.0", addr, "49157", tx_dsp_buff_size, 0, 0, tx_dsp_buff_size)); + boost::shared_ptr rxdsp1(new udp_relay_type("0.0.0.0", addr, "49158", 0, tx_dsp_buff_size, rx_dsp_buff_size, 0)); boost::shared_ptr gps(new udp_relay_type("0.0.0.0", addr, "49172")); std::signal(SIGINT, &sig_int_handler); -- cgit v1.2.3