+ fprintf(stderr, "\nCubemap starting.\n");
+
+ string config_filename = (argc == 1) ? "cubemap.config" : argv[1];
+ vector<ConfigLine> config = parse_config(config_filename);
+
+ int port = fetch_config_int(config, "port", 1, 65535);
+ int num_servers = fetch_config_int(config, "num_servers", 1, 20000); // Insanely high max limit.
+
+ servers = new ServerPool(num_servers);
+
+ int server_sock = -1, old_port = -1;
+ set<string> deserialized_stream_ids;
+ if (argc == 4 && strcmp(argv[2], "-state") == 0) {
+ fprintf(stderr, "Deserializing state from previous process... ");
+ int state_fd = atoi(argv[3]);
+ CubemapStateProto loaded_state = read_tempfile(state_fd);
+
+ // Deserialize the streams.
+ for (int i = 0; i < loaded_state.streams_size(); ++i) {
+ servers->add_stream_from_serialized(loaded_state.streams(i));
+ deserialized_stream_ids.insert(loaded_state.streams(i).stream_id());
+ }
+
+ // Put back the existing clients. It doesn't matter which server we
+ // allocate them to, so just do round-robin.
+ for (int i = 0; i < loaded_state.clients_size(); ++i) {
+ servers->add_client_from_serialized(loaded_state.clients(i));
+ }
+
+ // Deserialize the server socket.
+ server_sock = loaded_state.server_sock();
+ old_port = loaded_state.port();
+
+ fprintf(stderr, "done.\n");
+ }
+
+ // Find all streams in the configuration file, and create them.
+ set<string> expecting_stream_ids = deserialized_stream_ids;
+ for (unsigned i = 0; i < config.size(); ++i) {
+ if (config[i].keyword != "stream") {
+ continue;
+ }
+ if (config[i].arguments.size() != 1) {
+ fprintf(stderr, "ERROR: 'stream' takes exactly one argument\n");
+ exit(1);
+ }
+ string stream_id = config[i].arguments[0];
+ if (deserialized_stream_ids.count(stream_id) == 0) {
+ servers->add_stream(stream_id);
+ }
+ expecting_stream_ids.erase(stream_id);