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attempt to reconnect to server after sever disconnects in debug mode

Evan Almloff 2 年之前
父节点
35dcacb956
当前提交
970d993758
共有 5 个文件被更改，包括 122 次插入 和 21 次删除
分列视图 显示文件统计
  1. 2 1
      packages/server/examples/axum-router/src/main.rs
  2. 34 9
      packages/server/src/adapters/axum_adapter.rs
  3. 24 1
      packages/server/src/adapters/salvo_adapter.rs
  4. 26 7
      packages/server/src/adapters/warp_adapter.rs
  5. 36 3
      packages/server/src/render.rs

+ 2 - 1
packages/server/examples/axum-router/src/main.rs
查看文件 

@@ -9,6 +9,7 @@
 
 use dioxus::prelude::*;
 
 use dioxus_router::*;
 
 use dioxus_server::prelude::*;
 
+use serde::{Deserialize, Serialize};
 
 
 fn main() {
 
     #[cfg(feature = "web")]
 
@@ -62,7 +63,7 @@ fn main() {
 
     }
 
 }
 
 
-#[derive(Clone, Debug, Props, PartialEq)]
 
+#[derive(Clone, Debug, Props, PartialEq, Serialize, Deserialize)]
 
 struct AppProps {
 
     route: Option<String>,
 
 }

+ 34 - 9
packages/server/src/adapters/axum_adapter.rs
查看文件 

@@ -267,6 +267,7 @@ where
 
                 .collect::<Vec<_>>()
 
                 .join("/");
 
             let route = format!("/{}", route);
 
+            println!("Serving static asset at {}", route);
 
             if path.is_dir() {
 
                 self = self.nest_service(&route, ServeDir::new(path));
 
             } else {
 
@@ -275,20 +276,43 @@ where
 
         }
 
 
         // Add server functions and render index.html
 
-        self.connect_hot_reload()
 
-            .register_server_fns(server_fn_route)
 
-            .route(
 
-                "/",
 
-                get(render_handler).with_state((cfg, SSRState::default())),
 
-            )
 
+        self.route(
 
+            "/",
 
+            get(render_handler).with_state((cfg, SSRState::default())),
 
+        )
 
+        .connect_hot_reload()
 
+        .register_server_fns(server_fn_route)
 
     }
 
 
     fn connect_hot_reload(self) -> Self {
 
         #[cfg(all(debug_assertions, feature = "hot-reload", feature = "ssr"))]
 
         {
 
-            self.route(
 
-                "/_dioxus/hot_reload",
 
-                get(hot_reload_handler).with_state(crate::hot_reload::HotReloadState::default()),
 
+            self.nest(
 
+                "/_dioxus",
 
+                Router::new()
 
+                    .route(
 
+                        "/hot_reload",
 
+                        get(hot_reload_handler)
 
+                            .with_state(crate::hot_reload::HotReloadState::default()),
 
+                    )
 
+                    .route(
 
+                        "/disconnect",
 
+                        get(|ws: WebSocketUpgrade| async {
 
+                            ws.on_failed_upgrade(|error| {
 
+                                println!("failed to upgrade: {}", error);
 
+                                todo!()
 
+                            })
 
+                            .on_upgrade(|mut ws| async move {
 
+                                use axum::extract::ws::Message;
 
+                                let _ = ws.send(Message::Text("connected".into())).await;
 
+                                loop {
 
+                                    if ws.recv().await.is_none() {
 
+                                        break;
 
+                                    }
 
+                                }
 
+                            })
 
+                        }),
 
+                    ),
 
             )
 
         }
 
         #[cfg(not(all(debug_assertions, feature = "hot-reload", feature = "ssr")))]
 
@@ -302,6 +326,7 @@ async fn render_handler<P: Clone + serde::Serialize + Send + Sync + 'static>(
 
     State((cfg, ssr_state)): State<(ServeConfig<P>, SSRState)>,
 
     request: Request<Body>,
 
 ) -> impl IntoResponse {
 
+    println!("Rendering");
 
     let (parts, _) = request.into_parts();
 
     let parts: Arc<RequestParts> = Arc::new(parts.into());
 
     let server_context = DioxusServerContext::new(parts);

+ 24 - 1
packages/server/src/adapters/salvo_adapter.rs
查看文件 

@@ -261,7 +261,14 @@ impl DioxusRouterExt for Router {
 
     }
 
 
     fn connect_hot_reload(self) -> Self {
 
-        self.push(Router::with_path("/_dioxus/hot_reload").get(HotReloadHandler::default()))
 
+        let mut _dioxus_router = Router::with_path("_dioxus");
 
+        _dioxus_router = _dioxus_router
 
+            .push(Router::with_path("hot_reload").handle(HotReloadHandler::default()));
 
+        #[cfg(all(debug_assertions, feature = "hot-reload", feature = "ssr"))]
 
+        {
 
+            _dioxus_router = _dioxus_router.push(Router::with_path("disconnect").handle(ignore_ws));
 
+        }
 
+        self.push(_dioxus_router)
 
     }
 
 }
 
 
@@ -504,3 +511,19 @@ impl HotReloadHandler {
 
             .await
 
     }
 
 }
 
+
 
+#[cfg(all(debug_assertions, feature = "hot-reload", feature = "ssr"))]
 
+#[handler]
 
+async fn ignore_ws(req: &mut Request, res: &mut Response) -> Result<(), salvo::http::StatusError> {
 
+    use salvo::ws::WebSocketUpgrade;
 
+    WebSocketUpgrade::new()
 
+        .upgrade(req, res, |mut ws| async move {
 
+            let _ = dbg!(ws.send(salvo::ws::Message::text("connected")).await);
 
+            while let Some(msg) = ws.recv().await {
 
+                if msg.is_err() {
 
+                    return;
 
+                };
 
+            }
 
+        })
 
+        .await
 
+}

+ 26 - 7
packages/server/src/adapters/warp_adapter.rs
查看文件 

@@ -360,7 +360,7 @@ pub fn connect_hot_reload() -> impl Filter<Extract = (impl Reply,), Error = warp
 
 {
 
     #[cfg(not(all(debug_assertions, feature = "hot-reload", feature = "ssr")))]
 
     {
 
-        warp::path("_dioxus/hot_reload")
 
+        warp::path!("_dioxus" / "hot_reload")
 
             .and(warp::ws())
 
             .map(warp::reply)
 
             .map(|reply| warp::reply::with_status(reply, warp::http::StatusCode::NOT_FOUND));
 
@@ -368,20 +368,19 @@ pub fn connect_hot_reload() -> impl Filter<Extract = (impl Reply,), Error = warp
 
     #[cfg(all(debug_assertions, feature = "hot-reload", feature = "ssr"))]
 
     {
 
         use crate::hot_reload::HotReloadState;
 
+        use futures_util::sink::SinkExt;
 
+        use futures_util::StreamExt;
 
+        use warp::ws::Message;
 
+
 
         let state = HotReloadState::default();
 
 
-        warp::path("_dioxus")
 
-            .and(warp::path("hot_reload"))
 
+        warp::path!("_dioxus" / "hot_reload")
 
             .and(warp::ws())
 
             .and(warp::any().map(move || state.clone()))
 
             .map(move |ws: warp::ws::Ws, state: HotReloadState| {
 
                 #[cfg(all(debug_assertions, feature = "hot-reload", feature = "ssr"))]
 
                 ws.on_upgrade(move |mut websocket| {
 
                     async move {
 
-                        use futures_util::sink::SinkExt;
 
-                        use futures_util::StreamExt;
 
-                        use warp::ws::Message;
 
-
 
                         println!("🔥 Hot Reload WebSocket connected");
 
                         {
 
                             // update any rsx calls that changed before the websocket connected.
 
@@ -418,5 +417,25 @@ pub fn connect_hot_reload() -> impl Filter<Extract = (impl Reply,), Error = warp
 
                     }
 
                 })
 
             })
 
+            .or(warp::path!("_dioxus" / "disconnect").and(warp::ws()).map(
 
+                move |ws: warp::ws::Ws| {
 
+                    #[cfg(all(debug_assertions, feature = "hot-reload", feature = "ssr"))]
 
+                    ws.on_upgrade(move |mut websocket| async move {
 
+                        struct DisconnectOnDrop(Option<warp::ws::WebSocket>);
 
+                        impl Drop for DisconnectOnDrop {
 
+                            fn drop(&mut self) {
 
+                                let _ = self.0.take().unwrap().close();
 
+                            }
 
+                        }
 
+
 
+                        let _ = websocket.send(Message::text("connected")).await;
 
+                        let mut ws = DisconnectOnDrop(Some(websocket));
 
+
 
+                        loop {
 
+                            ws.0.as_mut().unwrap().next().await;
 
+                        }
 
+                    })
 
+                },
 
+            ))
 
     }
 
 }

+ 36 - 3
packages/server/src/render.rs
查看文件 

@@ -25,9 +25,7 @@ impl Default for SSRState {
 
 impl SSRState {
 
     /// Render the application to HTML.
 
     pub fn render<P: 'static + Clone + serde::Serialize>(&self, cfg: &ServeConfig<P>) -> String {
 
-        let ServeConfig {
 
-            app, props, ..
 
-        } = cfg;
 
+        let ServeConfig { app, props, .. } = cfg;
 
 
         let mut vdom = VirtualDom::new_with_props(*app, props.clone());
 
 
@@ -55,6 +53,41 @@ impl SSRState {
 
         // serialize the props
 
         let _ = crate::props_html::serialize_props::encode_in_element(&cfg.props, &mut html);
 
 
+        #[cfg(all(debug_assertions, feature = "hot-reload"))]
 
+        {
 
+            let disconnect_js = r#"(function () {
 
+    const protocol = window.location.protocol === 'https:' ? 'wss:' : 'ws:';
 
+    const url = protocol + '//' + window.location.host + '/_dioxus/disconnect';
 
+    const poll_interval = 1000;
 
+    const reload_upon_connect = () => {
 
+        console.log('Disconnected from server. Attempting to reconnect...');
 
+        window.setTimeout(
 
+            () => {
 
+                // Try to reconnect to the websocket
 
+                const ws = new WebSocket(url);
 
+                ws.onopen = () => {
 
+                    // If we reconnect, reload the page
 
+                    window.location.reload();
 
+                }
 
+                // Otherwise, try again in a second
 
+                reload_upon_connect();
 
+            },
 
+            poll_interval);
 
+    };
 
+
 
+    // on initial page load connect to the disconnect ws
 
+    const ws = new WebSocket(url);
 
+    ws.onopen = () => {
 
+        // if we disconnect, start polling
 
+        ws.onclose = reload_upon_connect;
 
+    };
 
+})()"#;
 
+
 
+            html += r#"<script>"#;
 
+            html += disconnect_js;
 
+            html += r#"</script>"#;
 
+        }
 
+
 
         html += &index.post_main;
 
 
         html