impl rustls acceptor; update filter trait

ntex-tls/examples/rustls-server.rs

@@ -0,0 +1,72 @@
+use std::{fs::File, io, io::BufReader, sync::Arc};
+
+use ntex::service::{fn_service, pipeline_factory};
+use ntex::{codec, io::filter_factory, io::Io, server, util::Either};
+use ntex_tls::rustls::TlsAcceptor;
+use rustls_pemfile::{certs, rsa_private_keys};
+use tls_rust::{Certificate, PrivateKey, ServerConfig};
+// use tls_openssl::ssl::{self, SslFiletype, SslMethod};
+
+#[ntex::main]
+async fn main() -> io::Result<()> {
+    std::env::set_var("RUST_LOG", "trace");
+    env_logger::init();
+
+    println!("Started openssl echp server: 127.0.0.1:8443");
+
+    // load ssl keys
+    let cert_file =
+        &mut BufReader::new(File::open("../ntex-tls/examples/cert.pem").unwrap());
+    let key_file =
+        &mut BufReader::new(File::open("../ntex-tls/examples/key.pem").unwrap());
+    let keys = PrivateKey(rsa_private_keys(key_file).unwrap().remove(0));
+    let cert_chain = certs(cert_file)
+        .unwrap()
+        .iter()
+        .map(|c| Certificate(c.to_vec()))
+        .collect();
+    let tls_config = Arc::new(
+        ServerConfig::builder()
+            .with_safe_defaults()
+            .with_no_client_auth()
+            .with_single_cert(cert_chain, keys)
+            .unwrap(),
+    );
+
+    // start server
+    server::ServerBuilder::new()
+        .bind("basic", "127.0.0.1:8443", move || {
+            pipeline_factory(filter_factory(TlsAcceptor::new(tls_config.clone())))
+                .and_then(fn_service(|io: Io<_>| async move {
+                    println!("New client is connected");
+
+                    io.send(
+                        ntex_bytes::Bytes::from_static(b"Welcome!\n"),
+                        &codec::BytesCodec,
+                    )
+                    .await
+                    .map_err(Either::into_inner)?;
+
+                    loop {
+                        match io.next(&codec::BytesCodec).await {
+                            Ok(Some(msg)) => {
+                                println!("Got message: {:?}", msg);
+                                io.send(msg.freeze(), &codec::BytesCodec)
+                                    .await
+                                    .map_err(Either::into_inner)?;
+                            }
+                            Ok(None) => break,
+                            Err(e) => {
+                                println!("Got error: {:?}", e);
+                                break;
+                            }
+                        }
+                    }
+                    println!("Client is disconnected");
+                    Ok(())
+                }))
+        })?
+        .workers(1)
+        .run()
+        .await
+}