Skip to content

docs(examples): Update multi_server example to use async await #1861

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
Jul 12, 2019
Merged

docs(examples): Update multi_server example to use async await #1861

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
45 changes: 29 additions & 16 deletions examples/multi_server.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,34 +1,47 @@
#![feature(async_await)]
#![deny(warnings)]
extern crate hyper;
extern crate pretty_env_logger;

use hyper::{Body, Response, Server};
use hyper::service::service_fn_ok;
use hyper::rt::{self, Future};
use hyper::{Body, Request, Response, Server};
use hyper::service::{service_fn, make_service_fn};
use futures_util::future::join;

static INDEX1: &'static [u8] = b"The 1st service!";
static INDEX2: &'static [u8] = b"The 2nd service!";

fn main() {
async fn index1(_: Request<Body>) -> Result<Response<Body>, hyper::Error> {
Ok(Response::new(Body::from(INDEX1)))
}

async fn index2(_: Request<Body>) -> Result<Response<Body>, hyper::Error> {
Ok(Response::new(Body::from(INDEX2)))
}

#[hyper::rt::main]
async fn main() -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
pretty_env_logger::init();

let addr1 = ([127, 0, 0, 1], 1337).into();
let addr2 = ([127, 0, 0, 1], 1338).into();

rt::run(rt::lazy(move || {
let srv1 = Server::bind(&addr1)
.serve(|| service_fn_ok(|_| Response::new(Body::from(INDEX1))))
.map_err(|e| eprintln!("server 1 error: {}", e));
let srv1 = Server::bind(&addr1)
.serve(make_service_fn(|_| {
async {
Ok::<_, hyper::Error>(service_fn(index1))
}
}));

let srv2 = Server::bind(&addr2)
.serve(|| service_fn_ok(|_| Response::new(Body::from(INDEX2))))
.map_err(|e| eprintln!("server 2 error: {}", e));
let srv2 = Server::bind(&addr2)
.serve(make_service_fn(|_| {
async {
Ok::<_, hyper::Error>(service_fn(index2))
}
}));

println!("Listening on http://{} and http://{}", addr1, addr2);
println!("Listening on http://{} and http://{}", addr1, addr2);

rt::spawn(srv1);
rt::spawn(srv2);
let _ret = join(srv1, srv2).await;

Ok(())
}));
Ok(())
}