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// Copyright (C) 2021 Scott Lamb <slamb@slamb.org>
// SPDX-License-Identifier: MIT OR Apache-2.0
//! Verbose example of making authenticated requests with the `reqwest` crate.
use std::convert::TryFrom;
use reqwest::header::HeaderValue;
fn main() {
let args: Vec<String> = std::env::args().collect();
let (url, username, password) = match &args[..] {
[_program, url, username, password] => (url, username, password),
[program, ..] => {
eprintln!("expected {} URL USERNAME PASSWORD", program);
std::process::exit(1);
}
[] => panic!("no commandline arguments, not even argv[0]"),
};
let url = reqwest::Url::try_from(url.as_str()).unwrap();
// Create a client which doesn't follow redirects. The URI used below won't
// be correct with reqwest's automatic redirect handling.
let client = reqwest::blocking::Client::builder()
.redirect(reqwest::redirect::Policy::none())
.build()
.unwrap();
let first_resp = client.get(url.clone()).send().unwrap();
if first_resp.status() != reqwest::StatusCode::UNAUTHORIZED {
eprintln!(
"Server returned status {} without authentication!",
first_resp.status()
);
std::process::exit(1);
}
let mut pw_client = http_auth::PasswordClient::try_from(
first_resp
.headers()
.get_all(reqwest::header::WWW_AUTHENTICATE),
)
.unwrap();
println!("Password challenge client: {:#?}", &pw_client);
let authorization = pw_client
.respond(&http_auth::PasswordParams {
username,
password,
// Note that URI is typically a path.
uri: url.path(),
method: reqwest::Method::GET.as_str(),
body: Some(&[]),
})
.unwrap();
println!("Authorization: {}", &authorization);
let mut authorization = HeaderValue::try_from(authorization).unwrap();
authorization.set_sensitive(true);
let second_resp = client
.get(url)
.header(reqwest::header::AUTHORIZATION, authorization)
.send()
.unwrap();
println!(
"After authorization, server returned status {}",
second_resp.status()
);
}
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