hyper-reverse-proxy/examples/basic.rs
2017-07-15 18:41:44 +10:00

48 lines
1.3 KiB
Rust

//! A simple use of the `ReverseProxy` service.
extern crate futures;
extern crate hyper;
extern crate hyper_reverse_proxy;
extern crate tokio_core;
use futures::Stream;
use hyper::Client;
use hyper::server::Http;
use hyper_reverse_proxy::ReverseProxy;
use tokio_core::net::TcpListener;
use tokio_core::reactor::Core;
use std::net::{SocketAddr, Ipv4Addr};
fn run() -> hyper::Result<()> {
// Set up the Tokio reactor core
let mut core = Core::new()?;
let handle = core.handle();
// Set up a TCP socket to listen to
let listen_addr = SocketAddr::new(Ipv4Addr::new(127, 0, 0, 1).into(), 8080);
let listener = TcpListener::bind(&listen_addr, &handle)?;
// Listen to incoming requests over TCP, and forward them to a new `ReverseProxy`
let http = Http::new();
let server = listener.incoming().for_each(|(socket, addr)| {
let client = Client::new(&handle);
let service = ReverseProxy::new(client, Some(addr.ip()));
http.bind_connection(&handle, socket, addr, service);
Ok(())
});
// Start our server on the reactor core
core.run(server)?;
Ok(())
}
fn main() {
use std::io::{self, Write};
if let Err(error) = run() {
write!(&mut io::stderr(), "{}", error).expect("Error writing to stderr");
std::process::exit(1);
}
}