1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
use super::{async_trait, Error, HttpClient, Request, Response};
use async_h1::client;
use http_types::StatusCode;
#[derive(Debug)]
pub struct H1Client {
_priv: (),
}
impl Default for H1Client {
fn default() -> Self {
Self::new()
}
}
impl H1Client {
pub fn new() -> Self {
Self { _priv: () }
}
}
#[async_trait]
impl HttpClient for H1Client {
async fn send(&self, mut req: Request) -> Result<Response, Error> {
let host = req
.url()
.host_str()
.ok_or_else(|| Error::from_str(StatusCode::BadRequest, "missing hostname"))?
.to_string();
let scheme = req.url().scheme();
if scheme != "http" && scheme != "https" {
return Err(Error::from_str(
StatusCode::BadRequest,
format!("invalid url scheme '{}'", scheme),
));
}
let addr = req
.url()
.socket_addrs(|| match req.url().scheme() {
"http" => Some(80),
"https" => Some(443),
_ => None,
})?
.into_iter()
.next()
.ok_or_else(|| Error::from_str(StatusCode::BadRequest, "missing valid address"))?;
log::trace!("> Scheme: {}", scheme);
match scheme {
"http" => {
let stream = async_std::net::TcpStream::connect(addr).await?;
req.set_peer_addr(stream.peer_addr().ok());
req.set_local_addr(stream.local_addr().ok());
client::connect(stream, req).await
}
"https" => {
let raw_stream = async_std::net::TcpStream::connect(addr).await?;
req.set_peer_addr(raw_stream.peer_addr().ok());
req.set_local_addr(raw_stream.local_addr().ok());
let stream = async_native_tls::connect(host, raw_stream).await?;
client::connect(stream, req).await
}
_ => unreachable!(),
}
}
}
#[cfg(test)]
mod tests {
use super::*;
use async_std::prelude::*;
use async_std::task;
use http_types::url::Url;
use http_types::Result;
use std::time::Duration;
fn build_test_request(url: Url) -> Request {
let mut req = Request::new(http_types::Method::Post, url);
req.set_body("hello");
req.append_header("test", "value");
req
}
#[async_std::test]
async fn basic_functionality() -> Result<()> {
let port = portpicker::pick_unused_port().unwrap();
let mut app = tide::new();
app.at("/").all(|mut r: tide::Request<()>| async move {
let mut response = tide::Response::new(http_types::StatusCode::Ok);
response.set_body(r.body_bytes().await.unwrap());
Ok(response)
});
let server = task::spawn(async move {
app.listen(("localhost", port)).await?;
Result::Ok(())
});
let client = task::spawn(async move {
task::sleep(Duration::from_millis(100)).await;
let request =
build_test_request(Url::parse(&format!("http://localhost:{}/", port)).unwrap());
let mut response: Response = H1Client::new().send(request).await?;
assert_eq!(response.body_string().await.unwrap(), "hello");
Ok(())
});
server.race(client).await?;
Ok(())
}
}