89 lines
2.9 KiB
Rust
89 lines
2.9 KiB
Rust
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extern crate clap;
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extern crate rustls;
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extern crate futures;
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extern crate tokio_core;
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extern crate webpki_roots;
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extern crate tokio_rustls;
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use std::sync::Arc;
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use std::net::ToSocketAddrs;
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use std::io::BufReader;
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use std::fs::File;
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use futures::{ Future, Stream };
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use rustls::{ Certificate, PrivateKey };
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use rustls::internal::pemfile::{ certs, rsa_private_keys };
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use tokio_core::io::{ self, Io };
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use tokio_core::net::TcpListener;
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use tokio_core::reactor::Core;
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use clap::{ App, Arg };
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use tokio_rustls::{ ServerConfig, TlsAcceptorExt };
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fn app() -> App<'static, 'static> {
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App::new("server")
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.about("tokio-rustls server example")
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.arg(Arg::with_name("addr").value_name("ADDR").required(true))
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.arg(Arg::with_name("cert").short("c").long("cert").value_name("FILE").help("cert file.").required(true))
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.arg(Arg::with_name("key").short("k").long("key").value_name("FILE").help("key file, rsa only.").required(true))
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.arg(Arg::with_name("echo").short("e").long("echo-mode").help("echo mode."))
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}
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fn load_certs(path: &str) -> Vec<Certificate> {
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certs(&mut BufReader::new(File::open(path).unwrap())).unwrap()
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}
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fn load_keys(path: &str) -> Vec<PrivateKey> {
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rsa_private_keys(&mut BufReader::new(File::open(path).unwrap())).unwrap()
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}
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fn main() {
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let matches = app().get_matches();
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let addr = matches.value_of("addr").unwrap()
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.to_socket_addrs().unwrap()
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.next().unwrap();
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let cert_file = matches.value_of("cert").unwrap();
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let key_file = matches.value_of("key").unwrap();
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let flag_echo = matches.occurrences_of("echo") > 0;
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let mut core = Core::new().unwrap();
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let handle = core.handle();
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let mut config = ServerConfig::new();
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config.set_single_cert(load_certs(cert_file), load_keys(key_file).remove(0));
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let arc_config = Arc::new(config);
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let socket = TcpListener::bind(&addr, &handle).unwrap();
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let done = socket.incoming()
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.for_each(|(stream, addr)| if flag_echo {
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let done = arc_config.accept_async(stream)
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.and_then(|stream| {
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let (reader, writer) = stream.split();
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io::copy(reader, writer)
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})
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.map(move |n| println!("Echo: {} - {}", n, addr))
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.map_err(move |err| println!("Error: {:?} - {}", err, addr));
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handle.spawn(done);
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Ok(())
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} else {
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let done = arc_config.accept_async(stream)
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.and_then(|stream| io::write_all(
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stream,
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"HTTP/1.0 200 ok\r\n\
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Connection: close\r\n\
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Content-length: 12\r\n\
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\r\n\
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Hello world!".as_bytes()
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))
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.map(move |_| println!("Accept: {}", addr))
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.map_err(move |err| println!("Error: {:?} - {}", err, addr));
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handle.spawn(done);
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Ok(())
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});
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core.run(done).unwrap();
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}
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