}
}
+pub struct Redirector;
+
+impl Default for Redirector {
+ fn default() -> Self {
+ Redirector::new()
+ }
+}
+
+impl Redirector {
+ pub fn new() -> Self {
+ Self {}
+ }
+}
+
+impl<T> Service<&T> for Redirector {
+ type Response = RedirectService;
+ type Error = Error;
+ type Future = std::future::Ready<Result<Self::Response, Self::Error>>;
+
+ fn poll_ready(&mut self, _cx: &mut Context<'_>) -> Poll<Result<(), Self::Error>> {
+ Poll::Ready(Ok(()))
+ }
+
+ fn call(&mut self, _ctx: &T) -> Self::Future {
+ std::future::ready(Ok(RedirectService {}))
+ }
+}
+
+pub struct RedirectService;
+
+impl Service<Request<Body>> for RedirectService {
+ type Response = Response<Body>;
+ type Error = anyhow::Error;
+ type Future = Pin<Box<dyn Future<Output = Result<Self::Response, Self::Error>> + Send>>;
+
+ fn poll_ready(&mut self, _cx: &mut Context<'_>) -> Poll<Result<(), Self::Error>> {
+ Poll::Ready(Ok(()))
+ }
+
+ fn call(&mut self, req: Request<Body>) -> Self::Future {
+ let future = async move {
+ let header_host_value = req
+ .headers()
+ .get("host")
+ .and_then(|value| value.to_str().ok());
+
+ let response = if let Some(value) = header_host_value {
+ let location_value = String::from_iter(["https://", value]);
+
+ let status_code = if matches!(*req.method(), http::Method::GET | http::Method::HEAD)
+ {
+ StatusCode::MOVED_PERMANENTLY
+ } else {
+ StatusCode::PERMANENT_REDIRECT
+ };
+
+ Response::builder()
+ .status(status_code)
+ .header("Location", String::from(location_value))
+ .body(Body::empty())?
+ } else {
+ Response::builder()
+ .status(StatusCode::BAD_REQUEST)
+ .body(Body::empty())?
+ };
+
+ Ok(response)
+ };
+
+ future.boxed()
+ }
+}
+
pub trait PeerAddress {
fn peer_addr(&self) -> Result<std::net::SocketAddr, Error>;
}