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use std::borrow::Cow; use actix_web::body::Body; use actix_web::{get, http::header, web, HttpResponse, Responder}; use actix_web::{App, HttpServer}; use lazy_static::lazy_static; use log::info; use mime_guess::from_path; use rust_embed::RustEmbed; use cache_buster::Files; mod index; pub const CACHE_AGE: u32 = 60 * 60 * 24 * 365; lazy_static! { pub static ref FILES: Files = { let map = include_str!("./cache_buster_data.json"); Files::new(&map) }; pub static ref INDEX: String = index::get_index(); } #[actix_web::main] async fn main() -> std::io::Result<()> { std::env::set_var("RUST_LOG", "info"); let ip = "localhost:2080"; crate::FILES .get_full_path("./static/cachable/img/Spock_vulcan-salute.png") .expect("unable to find Spock Vulcan salute image"); crate::FILES .get("./static/cachable/css/main.css") .expect("unable to find CSS"); pretty_env_logger::init(); info!("Starting server at http://{}", &ip); HttpServer::new(move || { App::new() .wrap(actix_web::middleware::Logger::default()) .configure(services) }) .bind(ip) .unwrap() .run() .await?; Ok(()) } #[derive(RustEmbed)] #[folder = "dist/"] struct Asset; fn handle_assets(path: &str) -> HttpResponse { match Asset::get(path) { Some(content) => { let body: Body = match content { Cow::Borrowed(bytes) => bytes.into(), Cow::Owned(bytes) => bytes.into(), }; HttpResponse::Ok() .insert_header(header::CacheControl(vec![ header::CacheDirective::Public, header::CacheDirective::Extension("immutable".into(), None), header::CacheDirective::MaxAge(CACHE_AGE), ])) .content_type(from_path(path).first_or_octet_stream().as_ref()) .body(body) } None => HttpResponse::NotFound().body("404 Not Found"), } } #[get("/dist/{_:.*}")] pub async fn static_files(path: web::Path<String>) -> impl Responder { info!("fetching file: {}", &path); handle_assets(&path) } #[get("/")] pub async fn serve_index() -> impl Responder { HttpResponse::Ok() .content_type("text/html; charset=utf-8") .body(&*INDEX) } #[derive(RustEmbed)] #[folder = "static/no-cache/"] struct Favicons; fn handle_favicons(path: &str) -> HttpResponse { match Favicons::get(path) { Some(content) => { let body: Body = match content { Cow::Borrowed(bytes) => bytes.into(), Cow::Owned(bytes) => bytes.into(), }; HttpResponse::Ok() .insert_header(header::CacheControl(vec![ header::CacheDirective::Public, header::CacheDirective::Extension("immutable".into(), None), header::CacheDirective::MaxAge(CACHE_AGE), ])) .content_type(from_path(path).first_or_octet_stream().as_ref()) .body(body) } None => HttpResponse::NotFound().body("404 Not Found"), } } #[get("/{file}")] pub async fn favicons(path: web::Path<String>) -> impl Responder { handle_favicons(&path) } fn services(cfg: &mut actix_web::web::ServiceConfig) { cfg.service(static_files); cfg.service(serve_index); cfg.service(favicons); } #[cfg(test)] mod tests { use actix_web::http::StatusCode; use actix_web::test; use super::*; #[actix_rt::test] async fn static_assets_work() { let mut app = test::init_service(App::new().configure(services)).await; let img_resp = test::call_service( &mut app, test::TestRequest::get() .uri( &crate::FILES .get_full_path("./static/cachable/img/Spock_vulcan-salute.png") .unwrap()[1..], ) .to_request(), ) .await; assert_eq!(img_resp.status(), StatusCode::OK); let css_resp = test::call_service( &mut app, test::TestRequest::get() .uri( &crate::FILES .get_full_path("./static/cachable/img/Spock_vulcan-salute.png") .unwrap()[1..], ) .to_request(), ) .await; assert_eq!(css_resp.status(), StatusCode::OK); let favicon_resp = test::call_service( &mut app, test::TestRequest::get().uri("/favicon.ico").to_request(), ) .await; assert_eq!(favicon_resp.status(), StatusCode::OK); } }