IXWebSocket/test/compatibility/C/uWebSockets/examples/BroadcastingEchoServer.cpp

53 lines
1.6 KiB
C++

#include "App.h"
struct us_listen_socket_t *listen_socket;
int main() {
/* ws->getUserData returns one of these */
struct PerSocketData {
};
/* Very simple WebSocket broadcasting echo server */
uWS::App().ws<PerSocketData>("/*", {
/* Settings */
.compression = uWS::SHARED_COMPRESSOR,
.maxPayloadLength = 16 * 1024 * 1024,
.idleTimeout = 10,
.maxBackpressure = 1 * 1024 * 1204,
/* Handlers */
.open = [](auto *ws, auto *req) {
/* Let's make every connection subscribe to the "broadcast" topic */
ws->subscribe("broadcast");
},
.message = [](auto *ws, std::string_view message, uWS::OpCode opCode) {
/* Exit gracefully if we get a closedown message (ASAN debug) */
if (message == "closedown") {
/* Bye bye */
us_listen_socket_close(0, listen_socket);
ws->close();
}
/* Simply broadcast every single message we get */
ws->publish("broadcast", message, opCode);
},
.drain = [](auto *ws) {
/* Check getBufferedAmount here */
},
.ping = [](auto *ws) {
},
.pong = [](auto *ws) {
},
.close = [](auto *ws, int code, std::string_view message) {
/* We automatically unsubscribe from any topic here */
}
}).listen(9001, [](auto *token) {
listen_socket = token;
if (token) {
std::cout << "Listening on port " << 9001 << std::endl;
}
}).run();
}