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|
use futures::join;
use lazy_static::lazy_static;
use native_tls::{Certificate, Identity};
use std::{fs, io::Error, path::PathBuf, process::Command};
use tokio::{
io::{AsyncReadExt, AsyncWrite, AsyncWriteExt},
net::{TcpListener, TcpStream},
};
use tokio_native_tls::{TlsAcceptor, TlsConnector};
lazy_static! {
static ref CERT_DIR: PathBuf = {
if cfg!(unix) {
let dir = tempfile::TempDir::new().unwrap();
let path = dir.path().to_str().unwrap();
Command::new("sh")
.arg("-c")
.arg(format!("./scripts/generate-certificate.sh {}", path))
.output()
.expect("failed to execute process");
dir.into_path()
} else {
PathBuf::from("tests")
}
};
}
#[tokio::test]
async fn client_to_server() {
let srv = TcpListener::bind("127.0.0.1:0").await.unwrap();
let addr = srv.local_addr().unwrap();
let (server_tls, client_tls) = context();
// Create a future to accept one socket, connect the ssl stream, and then
// read all the data from it.
let server = async move {
let (socket, _) = srv.accept().await.unwrap();
let mut socket = server_tls.accept(socket).await.unwrap();
// Verify access to all of the nested inner streams (e.g. so that peer
// certificates can be accessed). This is just a compile check.
let native_tls_stream: &native_tls::TlsStream<_> = socket.get_ref();
let _peer_cert = native_tls_stream.peer_certificate().unwrap();
let allow_std_stream: &tokio_native_tls::AllowStd<_> = native_tls_stream.get_ref();
let _tokio_tcp_stream: &tokio::net::TcpStream = allow_std_stream.get_ref();
let mut data = Vec::new();
socket.read_to_end(&mut data).await.unwrap();
data
};
// Create a future to connect to our server, connect the ssl stream, and
// then write a bunch of data to it.
let client = async move {
let socket = TcpStream::connect(&addr).await.unwrap();
let socket = client_tls.connect("foobar.com", socket).await.unwrap();
copy_data(socket).await
};
// Finally, run everything!
let (data, _) = join!(server, client);
// assert_eq!(amt, AMT);
assert!(data == vec![9; AMT]);
}
#[tokio::test]
async fn server_to_client() {
// Create a server listening on a port, then figure out what that port is
let srv = TcpListener::bind("127.0.0.1:0").await.unwrap();
let addr = srv.local_addr().unwrap();
let (server_tls, client_tls) = context();
let server = async move {
let (socket, _) = srv.accept().await.unwrap();
let socket = server_tls.accept(socket).await.unwrap();
copy_data(socket).await
};
let client = async move {
let socket = TcpStream::connect(&addr).await.unwrap();
let mut socket = client_tls.connect("foobar.com", socket).await.unwrap();
let mut data = Vec::new();
socket.read_to_end(&mut data).await.unwrap();
data
};
// Finally, run everything!
let (_, data) = join!(server, client);
assert!(data == vec![9; AMT]);
}
#[tokio::test]
async fn one_byte_at_a_time() {
const AMT: usize = 1024;
let srv = TcpListener::bind("127.0.0.1:0").await.unwrap();
let addr = srv.local_addr().unwrap();
let (server_tls, client_tls) = context();
let server = async move {
let (socket, _) = srv.accept().await.unwrap();
let mut socket = server_tls.accept(socket).await.unwrap();
let mut amt = 0;
for b in std::iter::repeat(9).take(AMT) {
let data = [b as u8];
socket.write_all(&data).await.unwrap();
amt += 1;
}
amt
};
let client = async move {
let socket = TcpStream::connect(&addr).await.unwrap();
let mut socket = client_tls.connect("foobar.com", socket).await.unwrap();
let mut data = Vec::new();
loop {
let mut buf = [0; 1];
match socket.read_exact(&mut buf).await {
Ok(_) => data.extend_from_slice(&buf),
Err(ref err) if err.kind() == std::io::ErrorKind::UnexpectedEof => break,
Err(err) => panic!("{}", err),
}
}
data
};
let (amt, data) = join!(server, client);
assert_eq!(amt, AMT);
assert!(data == vec![9; AMT as usize]);
}
fn context() -> (TlsAcceptor, TlsConnector) {
let pkcs12 = fs::read(CERT_DIR.join("identity.p12")).unwrap();
let der = fs::read(CERT_DIR.join("root-ca.der")).unwrap();
let identity = Identity::from_pkcs12(&pkcs12, "mypass").unwrap();
let acceptor = native_tls::TlsAcceptor::builder(identity).build().unwrap();
let cert = Certificate::from_der(&der).unwrap();
let connector = native_tls::TlsConnector::builder()
.add_root_certificate(cert)
.build()
.unwrap();
(acceptor.into(), connector.into())
}
const AMT: usize = 128 * 1024;
async fn copy_data<W: AsyncWrite + Unpin>(mut w: W) -> Result<usize, Error> {
let mut data = vec![9; AMT as usize];
let mut amt = 0;
while !data.is_empty() {
let written = w.write(&data).await?;
if written <= data.len() {
amt += written;
data.resize(data.len() - written, 0);
} else {
w.write_all(&data).await?;
amt += data.len();
break;
}
println!("remaining: {}", data.len());
}
Ok(amt)
}
|
