Add bare-bones WS server for autobahn testing (#331)

websocket-autobahn/src/main.rs

@@ -0,0 +1,55 @@
+use actix::prelude::*;
+use actix_web::{middleware, web, App, Error, HttpRequest, HttpResponse, HttpServer};
+use actix_web_actors::ws;
+
+async fn ws_index(r: HttpRequest, stream: web::Payload) -> Result<HttpResponse, Error> {
+    ws::start(WebSocket::new(), &r, stream)
+}
+
+struct WebSocket {}
+
+impl Actor for WebSocket {
+    type Context = ws::WebsocketContext<Self>;
+
+    fn started(&mut self, _ctx: &mut Self::Context) {}
+}
+
+impl StreamHandler<Result<ws::Message, ws::ProtocolError>> for WebSocket {
+    fn handle(
+        &mut self,
+        msg: Result<ws::Message, ws::ProtocolError>,
+        ctx: &mut Self::Context,
+    ) {
+        if let Ok(msg) = msg {
+            match msg {
+                ws::Message::Text(text) => ctx.text(text),
+                ws::Message::Binary(bin) => ctx.binary(bin),
+                ws::Message::Ping(bytes) => ctx.pong(&bytes),
+                _ => {}
+            }
+        } else {
+            ctx.stop();
+        }
+    }
+}
+
+impl WebSocket {
+    fn new() -> Self {
+        Self {}
+    }
+}
+
+#[actix_rt::main]
+async fn main() -> std::io::Result<()> {
+    std::env::set_var("RUST_LOG", "actix_server=info,actix_web=info");
+    env_logger::init();
+
+    HttpServer::new(|| {
+        App::new()
+            .wrap(middleware::Logger::default())
+            .service(web::resource("/").route(web::get().to(ws_index)))
+    })
+    .bind("127.0.0.1:9001")?
+    .run()
+    .await
+}