actix-web/examples/basic.rs

use futures::IntoFuture;

use actix_http::{h1, http::Method, Response};
use actix_server::Server;
use actix_web::{middleware, web, App, Error, HttpRequest, Resource, Route};

fn index(req: HttpRequest) -> &'static str {
    println!("REQ: {:?}", req);
    "Hello world!\r\n"
}

fn index_async(req: HttpRequest) -> impl IntoFuture<Item = &'static str, Error = Error> {
    println!("REQ: {:?}", req);
    Ok("Hello world!\r\n")
}

fn no_params() -> &'static str {
    "Hello world!\r\n"
}

fn main() {
    ::std::env::set_var("RUST_LOG", "actix_server=info,actix_web2=info");
    env_logger::init();
    let sys = actix_rt::System::new("hello-world");

    Server::build()
        .bind("test", "127.0.0.1:8080", || {
            h1::H1Service::new(
                App::new()
                    .middleware(
                        middleware::DefaultHeaders::new().header("X-Version", "0.2"),
                    )
                    .middleware(middleware::Compress::default())
                    .resource("/resource1/index.html", |r| r.route(web::get().to(index)))
                    .service(
                        "/resource2/index.html",
                        Resource::new()
                            .middleware(
                                middleware::DefaultHeaders::new()
                                    .header("X-Version-R2", "0.3"),
                            )
                            .default_resource(|r| {
                                r.route(Route::new().to(|| Response::MethodNotAllowed()))
                            })
                            .route(web::method(Method::GET).to_async(index_async)),
                    )
                    .service("/test1.html", Resource::new().to(|| "Test\r\n"))
                    .service("/", Resource::new().to(no_params)),
            )
        })
        .unwrap()
        .workers(1)
        .start();

    let _ = sys.run();
}