hyper-proxy 0.6.0

A proxy connector for Hyper-based applications


Travis Build Status MIT licensed crates.io

A proxy connector for hyper based applications.



use hyper::{Client, Request, Uri};
use hyper::client::HttpConnector;
use futures::{TryFutureExt, TryStreamExt};
use hyper_proxy::{Proxy, ProxyConnector, Intercept};
use typed_headers::Credentials;
use std::error::Error;

async fn main() -> Result<(), Box<dyn Error>> {
    let proxy = {
        let proxy_uri = "http://my-proxy:8080".parse().unwrap();
        let mut proxy = Proxy::new(Intercept::All, proxy_uri);
        proxy.set_authorization(Credentials::basic("John Doe", "Agent1234").unwrap());
        let connector = HttpConnector::new();
        let proxy_connector = ProxyConnector::from_proxy(connector, proxy).unwrap();

    // Connecting to http will trigger regular GETs and POSTs.
    // We need to manually append the relevant headers to the request
    let uri: Uri = "http://my-remote-website.com".parse().unwrap();
    let mut req = Request::get(uri.clone()).body(hyper::Body::empty()).unwrap();

    if let Some(headers) = proxy.http_headers(&uri) {

    let client = Client::builder().build(proxy);
    let fut_http = client.request(req)
        .and_then(|res| res.into_body().map_ok(|x|x.to_vec()).try_concat())
        .map_ok(move |body| ::std::str::from_utf8(&body).unwrap().to_string());

    // Connecting to an https uri is straightforward (uses 'CONNECT' method underneath)
    let uri = "https://my-remote-websitei-secured.com".parse().unwrap();
    let fut_https = client.get(uri)
        .and_then(|res| res.into_body().map_ok(|x|x.to_vec()).try_concat())
        .map_ok(move |body| ::std::str::from_utf8(&body).unwrap().to_string());

    let (http_res, https_res) = futures::future::join(fut_http, fut_https).await;
    let (_, _) = (http_res?, https_res?);



Large part of the code comes from reqwest. The core part as just been extracted and slightly enhanced.

Main changes are:

  • support for authentication
  • add non secured tunneling
  • add the possibility to add additional headers when connecting to the proxy