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rust http認證方式有哪些

小樊
120
2024-11-26 14:18:28
欄目: 編程語言

在Rust中,HTTP認證主要有兩種方式:基本認證(Basic Authentication)和摘要認證(Digest Authentication)。下面是關于這兩種認證方式的簡要介紹:

  1. 基本認證(Basic Authentication):

基本認證是一種簡單的認證方式,客戶端將用戶名和密碼以"username:password"的形式進行Base64編碼,并將其放在HTTP請求頭的"Authorization"字段中。服務器收到請求后,對編碼后的字符串進行解碼,然后驗證用戶名和密碼是否正確。

在Rust中,可以使用hyper庫實現基本認證。以下是一個簡單的示例:

use hyper::{service::{make_service_fn, service_fn}, Server, Body, Request, Response};
use hyper::header::{AUTHORIZATION, HeaderValue};
use std::convert::Infallible;
use std::net::SocketAddr;

async fn handle(req: Request<Body>) -> Result<Response<Body>, Infallible> {
    let auth_header = req.headers().get(AUTHORIZATION);

    if let Some(auth_value) = auth_header {
        let credentials = auth_value.to_str().unwrap();
        let parts: Vec<&str> = credentials.split(':').collect();

        if parts[0] == "username" && parts[1] == "password" {
            return Ok(Response::new(Body::from("Authenticated!")));
        }
    }

    Ok(Response::builder()
        .status(401)
        .body(Body::from("Unauthorized"))
        .expect("Failed to build response"))
}

#[tokio::main]
async fn main() {
    let addr = SocketAddr::from(([127, 0, 0, 1], 3000));

    let make_svc = make_service_fn(|_conn| async {
        Ok::<_, Infallible>(service_fn(handle))
    });

    let server = Server::bind(&addr).serve(make_svc);

    if let Err(e) = server.await {
        eprintln!("Server error: {}", e);
    }
}
  1. 摘要認證(Digest Authentication):

摘要認證是一種更安全的認證方式,它通過在HTTP請求頭中包含一個經過加密的密碼摘要來驗證客戶端的身份。摘要認證比基本認證更安全,因為它不會在網絡中傳輸明文密碼。

在Rust中,可以使用hyper庫和ring庫實現摘要認證。以下是一個簡單的示例:

use hyper::{service::{make_service_fn, service_fn}, Server, Body, Request, Response};
use hyper::header::{AUTHORIZATION, HeaderValue};
use ring::digest::{Context, Digest};
use std::convert::Infallible;
use std::net::SocketAddr;
use std::time::{SystemTime, UNIX_EPOCH};

async fn handle(req: Request<Body>) -> Result<Response<Body>, Infallible> {
    let auth_header = req.headers().get(AUTHORIZATION);

    if let Some(auth_value) = auth_header {
        let credentials = auth_value.to_str().unwrap();
        let parts: Vec<&str> = credentials.split(',').collect();

        if parts[0].starts_with("Digest ") {
            let mut context = Context::new(&Digest::new(Digest::SHA256));
            context.update(parts[0].split(' ').nth(1).unwrap().as_bytes());
            let hash = context.finish();

            let username = parts[2].split('=').nth(1).unwrap();
            let password = parts[3].split('=').nth(1).unwrap();

            let expected_hash = format!("{:x}", hash);

            if username == "username" && password == password {
                return Ok(Response::new(Body::from("Authenticated!")));
            }
        }
    }

    Ok(Response::builder()
        .status(401)
        .body(Body::from("Unauthorized"))
        .expect("Failed to build response"))
}

#[tokio::main]
async fn main() {
    let addr = SocketAddr::from(([127, 0, 0, 1], 3000));

    let make_svc = make_service_fn(|_conn| async {
        Ok::<_, Infallible>(service_fn(handle))
    });

    let server = Server::bind(&addr).serve(make_svc);

    if let Err(e) = server.await {
        eprintln!("Server error: {}", e);
    }
}

請注意,這些示例僅用于演示目的,實際應用中可能需要根據具體需求進行調整。在使用這些庫時,請確保已正確添加依賴項。

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