using std::multimap;
using std::vector;
using std::list;
+using std::cout;
+using std::cerr;
+using std::setprecision;
+using std::fixed;
using boost::shared_ptr;
using boost::algorithm::is_any_of;
using boost::algorithm::split;
using boost::bind;
using boost::scoped_array;
using boost::optional;
+using boost::lexical_cast;
using libdcp::Size;
ServerDescription::ServerDescription (shared_ptr<const cxml::Node> node)
ServerDescription::create_from_metadata (string v)
{
vector<string> b;
- split (b, v, is_any_of (N_(" ")));
+ split (b, v, is_any_of (" "));
if (b.size() != 2) {
return optional<ServerDescription> ();
return ServerDescription (b[0], atoi (b[1].c_str ()));
}
-Server::Server (shared_ptr<Log> log)
+Server::Server (shared_ptr<Log> log, bool verbose)
: _log (log)
+ , _verbose (verbose)
{
}
+/** @param after_read Filled in with gettimeofday() after reading the input from the network.
+ * @param after_encode Filled in with gettimeofday() after encoding the image.
+ */
int
-Server::process (shared_ptr<Socket> socket)
+Server::process (shared_ptr<Socket> socket, struct timeval& after_read, struct timeval& after_encode)
{
uint32_t length = socket->read_uint32 ();
scoped_array<char> buffer (new char[length]);
shared_ptr<cxml::Document> xml (new cxml::Document ("EncodingRequest"));
xml->read_stream (s);
if (xml->number_child<int> ("Version") != SERVER_LINK_VERSION) {
+ cerr << "Mismatched server/client versions\n";
_log->log ("Mismatched server/client versions");
return -1;
}
image->read_from_socket (socket);
DCPVideoFrame dcp_video_frame (image, xml, _log);
+
+ gettimeofday (&after_read, 0);
shared_ptr<EncodedData> encoded = dcp_video_frame.encode_locally ();
+
+ gettimeofday (&after_encode, 0);
+
try {
encoded->send (socket);
} catch (std::exception& e) {
lock.unlock ();
int frame = -1;
+ string ip;
struct timeval start;
+ struct timeval after_read;
+ struct timeval after_encode;
+ struct timeval end;
+
gettimeofday (&start, 0);
try {
- frame = process (socket);
+ frame = process (socket, after_read, after_encode);
+ ip = socket->socket().remote_endpoint().address().to_string();
} catch (std::exception& e) {
- _log->log (String::compose (N_("Error: %1"), e.what()));
+ _log->log (String::compose ("Error: %1", e.what()));
}
-
+
+ gettimeofday (&end, 0);
+
socket.reset ();
lock.lock ();
if (frame >= 0) {
struct timeval end;
gettimeofday (&end, 0);
- _log->log (String::compose (N_("Encoded frame %1 in %2"), frame, seconds (end) - seconds (start)));
+
+ stringstream message;
+ message.precision (2);
+ message << fixed
+ << "Encoded frame " << frame << " from " << ip << ": "
+ << "receive " << (seconds(after_read) - seconds(start)) << "s "
+ << "encode " << (seconds(after_encode) - seconds(after_read)) << "s "
+ << "send " << (seconds(end) - seconds(after_encode)) << "s.";
+
+ if (_verbose) {
+ cout << message.str() << "\n";
+ }
+
+ _log->log (message.str ());
}
_worker_condition.notify_all ();
void
Server::run (int num_threads)
{
- _log->log (String::compose (N_("Server starting with %1 threads"), num_threads));
+ _log->log (String::compose ("Server starting with %1 threads", num_threads));
+ if (_verbose) {
+ cout << "DCP-o-matic server starting with " << num_threads << " threads.\n";
+ }
for (int i = 0; i < num_threads; ++i) {
_worker_threads.push_back (new thread (bind (&Server::worker_thread, this)));
}
+ _broadcast.thread = new thread (bind (&Server::broadcast_thread, this));
+
boost::asio::io_service io_service;
- /* Broadcast our presence on our interfaces */
- list<string> interfaces = network_interfaces ();
- for (list<string>::iterator i = interfaces.begin(); i != interfaces.end(); ++i) {
- boost::system::error_code error;
-
- boost::asio::ip::udp::socket socket (io_service);
- socket.open (boost::asio::ip::udp::v4(), error);
- if (error) {
- break;
- }
-
- socket.set_option (boost::asio::ip::udp::socket::reuse_address (true));
- socket.set_option (boost::asio::socket_base::broadcast (true));
+ boost::asio::ip::tcp::acceptor acceptor (
+ io_service,
+ boost::asio::ip::tcp::endpoint (boost::asio::ip::tcp::v4(), Config::instance()->server_port_base ())
+ );
- boost::asio::ip::udp::endpoint end_point (boost::asio::ip::address_v4::broadcast(), Config::instance()->server_port ());
-
- string const data = DCPOMATIC_HELLO;
- socket.send_to (boost::asio::buffer (data.c_str(), data.size() + 1), end_point);
- socket.close (error);
- }
-
- /* Wait to be given things to do */
- boost::asio::ip::tcp::acceptor acceptor (io_service, boost::asio::ip::tcp::endpoint (boost::asio::ip::tcp::v4(), Config::instance()->server_port ()));
while (1) {
shared_ptr<Socket> socket (new Socket);
acceptor.accept (socket->socket ());
_worker_condition.notify_all ();
}
}
+
+void
+Server::broadcast_thread ()
+try
+{
+ boost::asio::io_service io_service;
+
+ boost::asio::ip::address address = boost::asio::ip::address_v4::any ();
+ boost::asio::ip::udp::endpoint listen_endpoint (address, Config::instance()->server_port_base() + 1);
+
+ _broadcast.socket = new boost::asio::ip::udp::socket (io_service);
+ _broadcast.socket->open (listen_endpoint.protocol ());
+ _broadcast.socket->bind (listen_endpoint);
+
+ _broadcast.socket->async_receive_from (
+ boost::asio::buffer (_broadcast.buffer, sizeof (_broadcast.buffer)),
+ _broadcast.send_endpoint,
+ boost::bind (&Server::broadcast_received, this)
+ );
+
+ io_service.run ();
+}
+catch (...)
+{
+ store_current ();
+}
+
+void
+Server::broadcast_received ()
+{
+ _broadcast.buffer[sizeof(_broadcast.buffer) - 1] = '\0';
+
+ if (strcmp (_broadcast.buffer, DCPOMATIC_HELLO) == 0) {
+ /* Reply to the client saying what we can do */
+ xmlpp::Document doc;
+ xmlpp::Element* root = doc.create_root_node ("ServerAvailable");
+ root->add_child("Threads")->add_child_text (lexical_cast<string> (_worker_threads.size ()));
+ stringstream xml;
+ doc.write_to_stream (xml, "UTF-8");
+
+ shared_ptr<Socket> socket (new Socket);
+ try {
+ socket->connect (boost::asio::ip::tcp::endpoint (_broadcast.send_endpoint.address(), Config::instance()->server_port_base() + 1));
+ socket->write (xml.str().length() + 1);
+ socket->write ((uint8_t *) xml.str().c_str(), xml.str().length() + 1);
+ } catch (...) {
+
+ }
+ }
+
+ _broadcast.socket->async_receive_from (
+ boost::asio::buffer (_broadcast.buffer, sizeof (_broadcast.buffer)),
+ _broadcast.send_endpoint, boost::bind (&Server::broadcast_received, this)
+ );
+}