mirror of https://github.com/fafhrd91/actix-net
128 lines
3.4 KiB
Rust
128 lines
3.4 KiB
Rust
use std::fmt;
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use std::marker::PhantomData;
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use actix_codec::{AsyncRead, AsyncWrite};
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use actix_service::{NewService, Service};
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use futures::{future::ok, future::FutureResult, Async, Future, Poll};
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use openssl::ssl::{HandshakeError, SslConnector};
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use tokio_openssl::{ConnectAsync, SslConnectorExt, SslStream};
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use crate::{Address, Connection};
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/// Openssl connector factory
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pub struct OpensslConnector<T, U, E> {
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connector: SslConnector,
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_t: PhantomData<(T, U, E)>,
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}
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impl<T, U, E> OpensslConnector<T, U, E> {
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pub fn new(connector: SslConnector) -> Self {
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OpensslConnector {
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connector,
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_t: PhantomData,
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}
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}
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}
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impl<T, U, E> OpensslConnector<T, U, E>
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where
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T: Address,
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U: AsyncRead + AsyncWrite + fmt::Debug,
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{
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pub fn service(
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connector: SslConnector,
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) -> impl Service<
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Request = Connection<T, U>,
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Response = Connection<T, SslStream<U>>,
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Error = HandshakeError<U>,
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> {
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OpensslConnectorService {
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connector: connector,
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_t: PhantomData,
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}
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}
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}
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impl<T, U, E> Clone for OpensslConnector<T, U, E> {
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fn clone(&self) -> Self {
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Self {
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connector: self.connector.clone(),
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_t: PhantomData,
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}
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}
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}
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impl<T: Address, U, E> NewService<()> for OpensslConnector<T, U, E>
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where
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U: AsyncRead + AsyncWrite + fmt::Debug,
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{
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type Request = Connection<T, U>;
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type Response = Connection<T, SslStream<U>>;
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type Error = HandshakeError<U>;
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type Service = OpensslConnectorService<T, U>;
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type InitError = E;
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type Future = FutureResult<Self::Service, Self::InitError>;
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fn new_service(&self, _: &()) -> Self::Future {
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ok(OpensslConnectorService {
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connector: self.connector.clone(),
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_t: PhantomData,
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})
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}
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}
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pub struct OpensslConnectorService<T, U> {
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connector: SslConnector,
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_t: PhantomData<(T, U)>,
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}
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impl<T: Address, U> Service for OpensslConnectorService<T, U>
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where
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U: AsyncRead + AsyncWrite + fmt::Debug,
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{
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type Request = Connection<T, U>;
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type Response = Connection<T, SslStream<U>>;
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type Error = HandshakeError<U>;
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type Future = ConnectAsyncExt<T, U>;
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fn poll_ready(&mut self) -> Poll<(), Self::Error> {
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Ok(Async::Ready(()))
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}
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fn call(&mut self, stream: Connection<T, U>) -> Self::Future {
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trace!("SSL Handshake start for: {:?}", stream.host());
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let (io, stream) = stream.replace(());
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ConnectAsyncExt {
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fut: SslConnectorExt::connect_async(&self.connector, stream.host(), io),
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stream: Some(stream),
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}
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}
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}
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pub struct ConnectAsyncExt<T, U> {
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fut: ConnectAsync<U>,
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stream: Option<Connection<T, ()>>,
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}
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impl<T: Address, U> Future for ConnectAsyncExt<T, U>
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where
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U: AsyncRead + AsyncWrite + fmt::Debug,
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{
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type Item = Connection<T, SslStream<U>>;
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type Error = HandshakeError<U>;
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fn poll(&mut self) -> Poll<Self::Item, Self::Error> {
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match self.fut.poll().map_err(|e| {
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trace!("SSL Handshake error: {:?}", e);
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e
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})? {
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Async::Ready(stream) => {
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let s = self.stream.take().unwrap();
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trace!("SSL Handshake success: {:?}", s.host());
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Ok(Async::Ready(s.replace(stream).1))
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}
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Async::NotReady => Ok(Async::NotReady),
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}
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}
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}
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