Merge actix-http project

actix-http/examples/echo2.rs

@@ -0,0 +1,34 @@
+use std::{env, io};
+
+use actix_http::http::HeaderValue;
+use actix_http::{error::PayloadError, Error, HttpService, Request, Response};
+use actix_server::Server;
+use bytes::BytesMut;
+use futures::{Future, Stream};
+use log::info;
+
+fn handle_request(mut req: Request) -> impl Future<Item = Response, Error = Error> {
+    req.take_payload()
+        .fold(BytesMut::new(), move |mut body, chunk| {
+            body.extend_from_slice(&chunk);
+            Ok::<_, PayloadError>(body)
+        })
+        .from_err()
+        .and_then(|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() -> io::Result<()> {
+    env::set_var("RUST_LOG", "echo=info");
+    env_logger::init();
+
+    Server::build()
+        .bind("echo", "127.0.0.1:8080", || {
+            HttpService::build().finish(|_req: Request| handle_request(_req))
+        })?
+        .run()
+}