Create axum router directly

Bind to configured host/port
Warn if configured host/port differs from dx-specified host/port
Make main async

Cargo.lock

@@ -2428,6 +2428,7 @@ dependencies = [
  "rand 0.10.1",
  "serde",
  "thiserror 2.0.18",
+ "tokio",
  "tower-http 0.7.0",
  "tower-sessions-redis-store",
  "tracing",

Cargo.toml

@@ -26,6 +26,7 @@ rand = "0.10.1"
 serde = { version = "1.0.228", features = ["derive"] }
 thiserror = "2.0.18"
 tower-http = { version = "0.7.0", optional = true, features = ["fs"] }
+tokio = { version = "1.52.3", optional = true }
 tower-sessions-redis-store = { version = "0.16.0", optional = true }
 tracing = "0.1.44"
 
@@ -42,6 +43,7 @@ server = [
   "dep:dotenvy",
   "dep:fred",
   "dep:pbkdf2",
+  "dep:tokio",
   "dep:tower-http",
   "dep:tower-sessions-redis-store",
 ]

src/main.rs

@@ -28,10 +28,11 @@ fn main() {
 }
 
 #[cfg(feature = "server")]
-fn main() -> std::process::ExitCode {
+#[tokio::main]
+async fn main() -> std::process::ExitCode {
     tracing_setup();
 
-    let Err(e) = server::main();
+    let Err(e) = server::main().await;
     tracing::error!("Server main failed:\n{e}");
 
     std::process::ExitCode::FAILURE

src/server/config.rs

@@ -1,3 +1,4 @@
+use std::net::{IpAddr, Ipv4Addr, SocketAddr};
 use std::path::PathBuf;
 
 use serde::Deserialize;
@@ -146,6 +147,14 @@ impl KeyValStoreConfig {
 #[derive(Debug, Clone, Deserialize)]
 pub struct ServerConfig {
     pub public_path: PathBuf,
+    pub host: IpAddr,
+    pub port: u16,
+}
+
+impl ServerConfig {
+    pub fn serve_addr(&self) -> SocketAddr {
+        SocketAddr::new(self.host, self.port)
+    }
 }
 
 #[derive(Debug, Clone, Deserialize)]
@@ -164,7 +173,16 @@ pub fn load_config() -> Result<Config, config::ConfigError> {
     let pkg_name = env!("CARGO_PKG_NAME");
 
     config::Config::builder()
-        .set_default("server.port", 8080)?
+        .set_default(
+            "server.port",
+            dioxus::cli_config::server_port().unwrap_or(8080),
+        )?
+        .set_default(
+            "server.host",
+            dioxus::cli_config::server_ip()
+                .unwrap_or(IpAddr::V4(Ipv4Addr::UNSPECIFIED))
+                .to_string(),
+        )?
         .set_default("auth.open_signup", false)?
         .set_default("auth.cookies_secure", DEFAULT_COOKIES_SECURE)?
         .set_default("server.public_path", default_public_dir())?

src/server/main.rs

@@ -1,20 +1,21 @@
 use dioxus::{
-    fullstack::axum::{Router, middleware::from_fn},
+    cli_config,
+    fullstack::axum::{self, Router, middleware::from_fn},
+    prelude::{DioxusRouterExt, ServeConfig},
     server::axum::Extension,
 };
+use tokio::net::TcpListener;
 use tower_http::services::ServeFile;
 
 use crate::App;
 use crate::app::LOGO_ICO;
 use crate::server::{
-    auth::build_auth_layer,
-    config::{self, Config},
-    database, key_val_store,
+    auth::build_auth_layer, config, database, key_val_store,
     require_auth_mw::require_auth_middleware,
 };
-use crate::util::error::{Contextualize, Error, Result};
+use crate::util::error::{Contextualize, Error, ErrorType, Result};
 
-pub fn main() -> Result<std::convert::Infallible> {
+pub async fn main() -> Result<std::convert::Infallible> {
     if let Err(e) = dotenvy::dotenv() {
         tracing::warn!("Error reading .env: {e}");
     }
@@ -32,15 +33,6 @@ pub fn main() -> Result<std::convert::Infallible> {
         std::env::set_var("DIOXUS_PUBLIC_PATH", config.server.public_path.clone());
     }
 
-    // `Ok(...?)` is because `dioxus::serve` expects an `anyhow::Result`
-    dioxus::serve(move || {
-        let config = config.clone();
-        async move { Ok(router_setup(config).await?) }
-    });
-}
-
-/// Set up the axum Router
-async fn router_setup(config: Config) -> Result<Router> {
     let db_pool = database::setup(config.database.connection_uri())
         .await
         .err_context("Failed database setup")?;
@@ -65,13 +57,42 @@ async fn router_setup(config: Config) -> Result<Router> {
 
     let auth_layer = build_auth_layer(db_pool.clone(), key_val_pool, config.auth.cookies_secure);
 
-    let router = dioxus::server::router(App)
+    #[cfg(debug_assertions)]
+    if let Some(dx_port) = cli_config::server_port()
+        && dx_port != config.server.port
+    {
+        tracing::warn!(
+            "Your configured server port ({}) doesn't match the one specified from environment \
+            variables set by the Dioxus CLI ({dx_port}). If you are intending to use the dx tool, \
+            please do not specify a port in the configuration.",
+            config.server.port
+        );
+    }
+
+    let addr = config.server.serve_addr();
+
+    tracing::info!("Setup complete, building router...");
+
+    let router = Router::new()
+        .serve_dioxus_application(ServeConfig::new(), App)
         .layer(from_fn(require_auth_middleware))
         .layer(Extension(config))
         .layer(Extension(db_pool))
         .layer(auth_layer)
         .nest_service("/favicon.ico", ServeFile::new(favicon_path));
 
-    tracing::info!("Setup complete, returning Router...");
-    Ok(router)
+    tracing::info!("Listening on {addr}...");
+    let listener = TcpListener::bind(addr)
+        .await
+        .map_err(|e| ErrorType::HttpServer(e.to_string()))
+        .err_context(format!("Failed to bind to {addr}"))?;
+
+    axum::serve(listener, router)
+        .await
+        .map_err(|e| ErrorType::HttpServer(e.to_string()))
+        .err_context("HTTP server error")?;
+
+    Err(Error::new_here(ErrorType::HttpServer(
+        "axum::serve should never return".to_owned(),
+    )))
 }

src/util/error.rs

@@ -327,6 +327,9 @@ pub enum ErrorType {
     // and Fred is only available on the server
     #[error("Key-value store error: {0}")]
     KeyValStore(String),
+
+    #[error("HTTP server error: {0}")]
+    HttpServer(String),
 }
 
 impl From<ErrorType> for Error {