axum/examples/low-level-openssl/src/main.rs

86 lines
2.4 KiB
Rust

use openssl::ssl::{Ssl, SslAcceptor, SslFiletype, SslMethod};
use tokio_openssl::SslStream;
use axum::{body::Body, http::Request, routing::get, Router};
use futures_util::future::poll_fn;
use hyper::server::{
accept::Accept,
conn::{AddrIncoming, Http},
};
use std::{path::PathBuf, pin::Pin, sync::Arc};
use tokio::net::TcpListener;
use tower::MakeService;
use tracing_subscriber::{layer::SubscriberExt, util::SubscriberInitExt};
#[tokio::main]
async fn main() {
tracing_subscriber::registry()
.with(
tracing_subscriber::EnvFilter::try_from_default_env()
.unwrap_or_else(|_| "example_low_level_openssl=debug".into()),
)
.with(tracing_subscriber::fmt::layer())
.init();
let mut tls_builder = SslAcceptor::mozilla_modern_v5(SslMethod::tls()).unwrap();
tls_builder
.set_certificate_file(
PathBuf::from(env!("CARGO_MANIFEST_DIR"))
.join("self_signed_certs")
.join("cert.pem"),
SslFiletype::PEM,
)
.unwrap();
tls_builder
.set_private_key_file(
PathBuf::from(env!("CARGO_MANIFEST_DIR"))
.join("self_signed_certs")
.join("key.pem"),
SslFiletype::PEM,
)
.unwrap();
tls_builder.check_private_key().unwrap();
let acceptor = tls_builder.build();
let listener = TcpListener::bind("127.0.0.1:3000").await.unwrap();
let mut listener = AddrIncoming::from_listener(listener).unwrap();
let protocol = Arc::new(Http::new());
let mut app = Router::new().route("/", get(handler)).into_make_service();
tracing::info!("listening on https://localhost:3000");
loop {
let stream = poll_fn(|cx| Pin::new(&mut listener).poll_accept(cx))
.await
.unwrap()
.unwrap();
let acceptor = acceptor.clone();
let protocol = protocol.clone();
let svc = MakeService::<_, Request<Body>>::make_service(&mut app, &stream);
tokio::spawn(async move {
let ssl = Ssl::new(acceptor.context()).unwrap();
let mut tls_stream = SslStream::new(ssl, stream).unwrap();
SslStream::accept(Pin::new(&mut tls_stream)).await.unwrap();
let _ = protocol
.serve_connection(tls_stream, svc.await.unwrap())
.await;
});
}
}
async fn handler() -> &'static str {
"Hello, World!"
}