1 // Copyright (c) 2023 Huawei Device Co., Ltd.
2 // Licensed under the Apache License, Version 2.0 (the "License");
3 // you may not use this file except in compliance with the License.
4 // You may obtain a copy of the License at
5 //
6 // http://www.apache.org/licenses/LICENSE-2.0
7 //
8 // Unless required by applicable law or agreed to in writing, software
9 // distributed under the License is distributed on an "AS IS" BASIS,
10 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11 // See the License for the specific language governing permissions and
12 // limitations under the License.
13
14 //! This is a simple asynchronous HTTPS client example.
15
16 #[cfg(feature = "tokio_base")]
17 use ylong_http_client::async_impl::{Client, Downloader};
18 #[cfg(feature = "tokio_base")]
19 use ylong_http_client::util::Redirect;
20 #[cfg(feature = "tokio_base")]
21 use ylong_http_client::{Certificate, HttpClientError, Request, TlsVersion};
22 #[cfg(feature = "tokio_base")]
main()23 fn main() {
24 let rt = tokio::runtime::Builder::new_multi_thread()
25 .enable_all()
26 .build()
27 .expect("Tokio runtime build err.");
28 let mut v = vec![];
29 for _i in 0..3 {
30 let handle = rt.spawn(req());
31 v.push(handle);
32 }
33
34 rt.block_on(async move {
35 for h in v {
36 let _ = h.await;
37 }
38 });
39 }
40
req() -> Result<(), HttpClientError>41 async fn req() -> Result<(), HttpClientError> {
42 let v = "some certs".as_bytes();
43 let cert = Certificate::from_pem(v)?;
44
45 // Creates a `async_impl::Client`
46 let client = Client::builder()
47 .redirect(Redirect::default())
48 .tls_built_in_root_certs(false) // not use root certs
49 .danger_accept_invalid_certs(true) // not verify certs
50 .max_tls_version(TlsVersion::TLS_1_2)
51 .min_tls_version(TlsVersion::TLS_1_2)
52 .add_root_certificate(cert)
53 .build()?;
54
55 // Creates a `Request`.
56 let request = Request::get("https://www.baidu.com")
57 .body("".as_bytes())
58 .map_err(|e| HttpClientError::other(Some(e)))?;
59
60 // Sends request and receives a `Response`.
61 let response = client.request(request).await?;
62
63 println!("{}", response.status().as_u16());
64 println!("{}", response.headers());
65
66 // Reads the body of `Response` by using `BodyReader`.
67 let _ = Downloader::console(response).download().await;
68 Ok(())
69 }
70