d35992d019
BREAKING CHANGE: This breaks a lot of the Client and Server APIs. Check the documentation for how Handlers can be used for asynchronous events.
83 lines
1.9 KiB
Rust
83 lines
1.9 KiB
Rust
#![deny(warnings)]
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extern crate hyper;
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extern crate env_logger;
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use std::env;
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use std::io;
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use std::sync::mpsc;
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use std::time::Duration;
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use hyper::client::{Client, Request, Response, DefaultTransport as HttpStream};
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use hyper::header::Connection;
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use hyper::{Decoder, Encoder, Next};
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#[derive(Debug)]
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struct Dump(mpsc::Sender<()>);
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impl Drop for Dump {
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fn drop(&mut self) {
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let _ = self.0.send(());
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}
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}
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fn read() -> Next {
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Next::read().timeout(Duration::from_secs(10))
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}
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impl hyper::client::Handler<HttpStream> for Dump {
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fn on_request(&mut self, req: &mut Request) -> Next {
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req.headers_mut().set(Connection::close());
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read()
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}
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fn on_request_writable(&mut self, _encoder: &mut Encoder<HttpStream>) -> Next {
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read()
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}
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fn on_response(&mut self, res: Response) -> Next {
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println!("Response: {}", res.status());
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println!("Headers:\n{}", res.headers());
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read()
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}
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fn on_response_readable(&mut self, decoder: &mut Decoder<HttpStream>) -> Next {
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match io::copy(decoder, &mut io::stdout()) {
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Ok(0) => Next::end(),
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Ok(_) => read(),
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Err(e) => match e.kind() {
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io::ErrorKind::WouldBlock => Next::read(),
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_ => {
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println!("ERROR: {}", e);
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Next::end()
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}
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}
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}
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}
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fn on_error(&mut self, err: hyper::Error) -> Next {
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println!("ERROR: {}", err);
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Next::remove()
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}
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}
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fn main() {
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env_logger::init().unwrap();
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let url = match env::args().nth(1) {
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Some(url) => url,
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None => {
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println!("Usage: client <url>");
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return;
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}
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};
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let (tx, rx) = mpsc::channel();
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let client = Client::new().expect("Failed to create a Client");
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client.request(url.parse().unwrap(), Dump(tx)).unwrap();
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// wait till done
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let _ = rx.recv();
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client.close();
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}
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