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/*
* Copyright (C) 2023 Fanout, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
use condure::channel;
use condure::client::TestClient;
use condure::executor::Executor;
use condure::future::{AsyncReadExt, AsyncSender, AsyncTcpListener, AsyncTcpStream, AsyncWriteExt};
use condure::reactor::Reactor;
use criterion::{criterion_group, criterion_main, Criterion};
use mio::net::TcpListener;
use std::net::SocketAddr;
use std::rc::Rc;
use std::str;
const REQS_PER_ITER: usize = 10;
fn req<F1, F2>(listener: TcpListener, start: F1, wait: F2) -> TcpListener
where
F1: Fn(SocketAddr) + 'static,
F2: Fn() + 'static,
{
let executor = Executor::new(REQS_PER_ITER + 1);
let addr = listener.local_addr().unwrap();
let (s, r) = channel::channel(1);
for _ in 0..REQS_PER_ITER {
start(addr);
}
let spawner = executor.spawner();
executor
.spawn(async move {
let s = AsyncSender::new(s);
let listener = AsyncTcpListener::new(listener);
for _ in 0..REQS_PER_ITER {
let (stream, _) = listener.accept().await.unwrap();
let mut stream = AsyncTcpStream::new(stream);
spawner
.spawn(async move {
let mut buf = Vec::new();
let mut req_end = 0;
while req_end == 0 {
let mut chunk = [0; 1024];
let size = stream.read(&mut chunk).await.unwrap();
buf.extend_from_slice(&chunk[..size]);
for i in 0..(buf.len() - 3) {
if &buf[i..(i + 4)] == b"\r\n\r\n" {
req_end = i + 4;
break;
}
}
}
let expected = format!(
concat!("GET /path HTTP/1.1\r\n", "Host: {}\r\n", "\r\n"),
addr
);
assert_eq!(str::from_utf8(&buf[..req_end]).unwrap(), expected);
stream
.write(
b"HTTP/1.1 200 OK\r\nConnection: close\r\nContent-Type: text/plain\r\nContent-Length: 6\r\n\r\nhello\n",
).await
.unwrap();
})
.unwrap();
}
s.send(listener.into_inner()).await.unwrap();
})
.unwrap();
executor
.run(|timeout| Reactor::current().unwrap().poll(timeout))
.unwrap();
for _ in 0..REQS_PER_ITER {
wait();
}
let listener = r.recv().unwrap();
listener
}
fn criterion_benchmark(c: &mut Criterion) {
let mut req_listener = Some(TcpListener::bind("127.0.0.1:0".parse().unwrap()).unwrap());
let mut stream_listener = Some(TcpListener::bind("127.0.0.1:0".parse().unwrap()).unwrap());
let _reactor = Reactor::new(REQS_PER_ITER * 10);
{
let client = Rc::new(TestClient::new(1));
c.bench_function("req_client workers=1", |b| {
b.iter(|| {
let c1 = Rc::clone(&client);
let c2 = Rc::clone(&client);
req_listener = Some(req(
req_listener.take().unwrap(),
move |addr| c1.do_req(addr),
move || c2.wait_req(),
))
})
});
c.bench_function("stream_client workers=1", |b| {
b.iter(|| {
let c1 = Rc::clone(&client);
let c2 = Rc::clone(&client);
stream_listener = Some(req(
stream_listener.take().unwrap(),
move |addr| c1.do_stream_http(addr),
move || c2.wait_stream(),
))
})
});
}
{
let client = Rc::new(TestClient::new(2));
c.bench_function("req_client workers=2", |b| {
b.iter(|| {
let c1 = Rc::clone(&client);
let c2 = Rc::clone(&client);
req_listener = Some(req(
req_listener.take().unwrap(),
move |addr| c1.do_req(addr),
move || c2.wait_req(),
))
})
});
c.bench_function("stream_client workers=2", |b| {
b.iter(|| {
let c1 = Rc::clone(&client);
let c2 = Rc::clone(&client);
stream_listener = Some(req(
stream_listener.take().unwrap(),
move |addr| c1.do_stream_http(addr),
move || c2.wait_stream(),
))
})
});
}
}
criterion_group!(benches, criterion_benchmark);
criterion_main!(benches);
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