Http3 POST/GET example working

examples/Http3Server.cpp

@@ -4,19 +4,52 @@
 #include "Http3App.h"
 #include <iostream>
 
-/* Tentative example of simple Http3 server */
+/* Example of simple Http3 server handling both GET with headers and POST with body.
+ * You might be surprised to find out you can replace uWS::H3App with uWS::SSLApp and
+ * serve TCP/TLS-based HTTP instead of QUIC-based HTTP, using the same very code ;) */
 int main() {
-	uWS::H3App({
+	uWS::SSLApp({
 	  .key_file_name = "misc/key.pem",
 	  .cert_file_name = "misc/cert.pem",
 	  .passphrase = "1234"
 	}).get("/*", [](auto *res, auto *req) {
 
 		/* Printing these should obviously be disabled if doing benchmarking */
-		//std::cout << req->getHeader(":path") << std::endl;
-		//std::cout << req->getHeader(":method") << std::endl;
+		std::cout << req->getHeader(":path") << std::endl;
+		std::cout << req->getHeader(":method") << std::endl;
 
 	    res->end("Hello H3 from uWS!");
+	}).post("/*", [](auto *res, auto */*req*/) {
+
+		/* You also need to set onAborted if receiving data */
+		res->onData([res, bodyBuffer = (std::string *)nullptr](std::string_view chunk, bool isLast) mutable {
+			if (isLast) {
+				if (bodyBuffer) {
+					/* Send back the (chunked) body we got, as response */
+					bodyBuffer->append(chunk);
+					res->end(*bodyBuffer);
+					delete bodyBuffer;
+				} else {
+					/* Send back the body we got, as response (fast path) */
+					res->end(chunk);
+				}
+			} else {
+				/* Slow path */
+				if (!bodyBuffer) {
+					bodyBuffer = new std::string;
+				}
+				/* If we got the body in a chunk, buffer it up until whole */
+				bodyBuffer->append(chunk);
+			}
+
+		});
+
+		/* If you have pending, asynch work, you should abort such work in this callback */
+		res->onAborted([]() {
+			/* Again, just printing is not enough, you need to abort any pending work here
+			 * so that nothing will call res->end, since the request was aborted and deleted */
+			printf("Stream was aborted!\n");
+		});
 	}).listen(9004, [](auto *listen_socket) {
 	    if (listen_socket) {
 			std::cout << "Listening on port " << 9004 << std::endl;