95 lines
2.4 KiB
Rust
95 lines
2.4 KiB
Rust
extern crate env_logger;
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extern crate futures;
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extern crate h2;
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extern crate http;
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extern crate io_dump;
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extern crate rustls;
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extern crate tokio_core;
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extern crate tokio_rustls;
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extern crate webpki_roots;
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use h2::client::Client;
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use futures::*;
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use http::{Method, Request};
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use tokio_core::net::TcpStream;
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use tokio_core::reactor;
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use rustls::Session;
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use tokio_rustls::ClientConfigExt;
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use std::net::ToSocketAddrs;
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const ALPN_H2: &str = "h2";
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pub fn main() {
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let _ = env_logger::init();
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let tls_client_config = std::sync::Arc::new({
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let mut c = rustls::ClientConfig::new();
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c.root_store
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.add_server_trust_anchors(&webpki_roots::TLS_SERVER_ROOTS);
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c.alpn_protocols.push(ALPN_H2.to_owned());
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c
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});
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// Sync DNS resolution.
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let addr = "http2.akamai.com:443"
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.to_socket_addrs()
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.unwrap()
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.next()
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.unwrap();
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println!("ADDR: {:?}", addr);
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let mut core = reactor::Core::new().unwrap();
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let handle = core.handle();
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let tcp = TcpStream::connect(&addr, &handle);
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let tcp = tcp.then(|res| {
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let tcp = res.unwrap();
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tls_client_config
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.connect_async("http2.akamai.com", tcp)
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.then(|res| {
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let tls = res.unwrap();
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let negotiated_protcol = {
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let (_, session) = tls.get_ref();
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session.get_alpn_protocol()
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};
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assert_eq!(Some(ALPN_H2), negotiated_protcol.as_ref().map(|x| &**x));
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// Dump output to stdout
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let tls = io_dump::Dump::to_stdout(tls);
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println!("Starting client handshake");
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Client::handshake(tls)
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})
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.then(|res| {
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let (mut client, h2) = res.unwrap();
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let request = Request::builder()
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.method(Method::GET)
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.uri("https://http2.akamai.com/")
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.body(())
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.unwrap();
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let (response, _) = client.send_request(request, true).unwrap();
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let stream = response.and_then(|response| {
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let (_, body) = response.into_parts();
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body.for_each(|chunk| {
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println!("RX: {:?}", chunk);
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Ok(())
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})
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});
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h2.join(stream)
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})
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});
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core.run(tcp).unwrap();
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}
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