actix-web/examples/echo2.rs

#[macro_use]
extern crate log;
extern crate env_logger;

extern crate actix_http;
extern crate actix_net;
extern crate futures;
extern crate http;
extern crate bytes;

use actix_http::{h1, Response, Request, Error};
use bytes::Bytes;
use actix_net::server::Server;
use actix_net::service::NewServiceExt;
use futures::Future;
use http::header::{HeaderValue};
use actix_http::HttpMessage;
use std::env;

fn handle_request(_req: Request) -> impl Future<Item = Response, Error = Error>{
    _req.body()
        .limit(512)
        .from_err()
        .and_then(|bytes: Bytes| {
            info!("request body: {:?}", bytes);
            let mut res = Response::Ok();
            res.header("x-head", HeaderValue::from_static("dummy value!"));
            Ok(res.body(bytes))
        })
}

fn main() {
    env::set_var("RUST_LOG", "echo=info");
    env_logger::init();

    Server::new().bind("echo", "127.0.0.1:8080", || {
        h1::H1Service::build()
            .client_timeout(1000)
            .client_disconnect(1000)
            .server_hostname("localhost")
            .finish(|_req: Request| {
                handle_request(_req)
            })
        .map(|_| ())
    }).unwrap().run();
}