mirror of
https://git.proxmox.com/git/proxmox-backup
synced 2025-11-02 15:18:42 +00:00
110 lines
3.0 KiB
Rust
110 lines
3.0 KiB
Rust
use std::future::Future;
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use std::pin::Pin;
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use std::task::{Context, Poll};
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use anyhow::Error;
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use futures::future::TryFutureExt;
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use futures::stream::Stream;
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use tokio::net::TcpStream;
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// Simple H2 client to test H2 download speed using h2server.rs
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struct Process {
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body: h2::RecvStream,
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trailers: bool,
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bytes: usize,
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}
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impl Future for Process {
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type Output = Result<usize, Error>;
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fn poll(self: Pin<&mut Self>, cx: &mut Context) -> Poll<Self::Output> {
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let this = self.get_mut();
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loop {
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if this.trailers {
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match futures::ready!(this.body.poll_trailers(cx)) {
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Ok(Some(trailers)) => println!("trailers: {:?}", trailers),
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Ok(None) => (),
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Err(err) => return Poll::Ready(Err(Error::from(err))),
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}
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println!("Received {} bytes", this.bytes);
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return Poll::Ready(Ok(this.bytes));
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} else {
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match futures::ready!(Pin::new(&mut this.body).poll_next(cx)) {
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Some(Ok(chunk)) => {
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this.body.flow_control().release_capacity(chunk.len())?;
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this.bytes += chunk.len();
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// println!("GOT FRAME {}", chunk.len());
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}
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Some(Err(err)) => return Poll::Ready(Err(Error::from(err))),
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None => {
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this.trailers = true;
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}
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}
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}
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}
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}
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}
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fn send_request(
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mut client: h2::client::SendRequest<bytes::Bytes>,
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) -> impl Future<Output = Result<usize, Error>> {
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println!("sending request");
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let request = http::Request::builder()
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.uri("http://localhost/")
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.body(())
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.unwrap();
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let (response, _stream) = client.send_request(request, true).unwrap();
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response.map_err(Error::from).and_then(|response| Process {
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body: response.into_body(),
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trailers: false,
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bytes: 0,
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})
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}
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fn main() -> Result<(), Error> {
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proxmox_async::runtime::main(run())
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}
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async fn run() -> Result<(), Error> {
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let start = std::time::SystemTime::now();
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let conn = TcpStream::connect(std::net::SocketAddr::from(([127, 0, 0, 1], 8008))).await?;
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conn.set_nodelay(true).unwrap();
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let (client, h2) = h2::client::Builder::new()
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.initial_connection_window_size(1024 * 1024 * 1024)
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.initial_window_size(1024 * 1024 * 1024)
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.max_frame_size(4 * 1024 * 1024)
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.handshake(conn)
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.await?;
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tokio::spawn(async move {
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if let Err(err) = h2.await {
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println!("GOT ERR={:?}", err);
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}
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});
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let mut bytes = 0;
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for _ in 0..2000 {
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bytes += send_request(client.clone()).await?;
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}
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let elapsed = start.elapsed().unwrap();
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let elapsed = (elapsed.as_secs() as f64) + (elapsed.subsec_millis() as f64) / 1000.0;
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println!(
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"Downloaded {} bytes, {} MB/s",
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bytes,
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(bytes as f64) / (elapsed * 1024.0 * 1024.0)
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);
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Ok(())
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}
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