1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
|
/* We simply call the root header file "App.h", giving you uWS::App and uWS::SSLApp */
#include "App.h"
/* This is a simple WebSocket echo server example.
* You may compile it with "WITH_OPENSSL=1 make" or with "make" */
int main() {
/* ws->getUserData returns one of these */
struct PerSocketData {
/* Fill with user data */
};
/* Keep in mind that uWS::SSLApp({options}) is the same as uWS::App() when compiled without SSL support.
* You may swap to using uWS:App() if you don't need SSL */
uWS::App({
/* There are example certificates in uWebSockets.js repo */
// .key_file_name = "../misc/key.pem",
// .cert_file_name = "../misc/cert.pem",
// .passphrase = "1234"
}).ws<PerSocketData>("/*", {
/* Settings */
.compression = uWS::CompressOptions(uWS::DEDICATED_COMPRESSOR_4KB | uWS::DEDICATED_DECOMPRESSOR),
.maxPayloadLength = 100 * 1024 * 1024,
.idleTimeout = 16,
.maxBackpressure = 100 * 1024 * 1024,
.closeOnBackpressureLimit = false,
.resetIdleTimeoutOnSend = false,
.sendPingsAutomatically = true,
/* Handlers */
.upgrade = nullptr,
.open = [](auto */*ws*/) {
/* Open event here, you may access ws->getUserData() which points to a PerSocketData struct */
},
.message = [](auto *ws, std::string_view message, uWS::OpCode opCode) {
ws->send(message, opCode, false);
},
.drain = [](auto */*ws*/) {
/* Check ws->getBufferedAmount() here */
},
.ping = [](auto */*ws*/, std::string_view) {
/* Not implemented yet */
},
.pong = [](auto */*ws*/, std::string_view) {
/* Not implemented yet */
},
.close = [](auto */*ws*/, int /*code*/, std::string_view /*message*/) {
/* You may access ws->getUserData() here */
}
}).listen(9001, [](auto *listen_socket) {
if (listen_socket) {
std::cout << "Listening on port " << 9001 << std::endl;
}
}).run();
}
|
