56 lines
1.3 KiB
Rust
56 lines
1.3 KiB
Rust
extern crate medallion;
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use std::default::Default;
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use std::fs::File;
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use std::io::{Error, Read};
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use medallion::{
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Algorithm,
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DefaultHeader,
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Registered,
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Token,
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};
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fn load_pem(keypath: &str) -> Result<String, Error> {
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let mut key_file = File::open(keypath)?;
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let mut key = String::new();
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key_file.read_to_string(&mut key)?;
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Ok(key)
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}
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fn new_token(user_id: &str, password: &str) -> Option<String> {
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// Dummy auth
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if password != "password" {
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return None
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}
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let header: DefaultHeader = DefaultHeader {
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alg: Algorithm::RS256,
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..Default::default()
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};
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let claims = Registered {
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iss: Some("example.com".into()),
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sub: Some(user_id.into()),
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..Default::default()
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};
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let token = Token::new(header, claims);
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token.signed(load_pem("./privateKey.pem").unwrap().as_bytes()).ok()
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}
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fn login(token: &str) -> Option<String> {
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let token = Token::<DefaultHeader, Registered>::parse(token).unwrap();
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if token.verify(load_pem("./publicKey.pub").unwrap().as_bytes()).unwrap() {
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token.claims.sub
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} else {
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None
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}
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}
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fn main() {
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let token = new_token("Random User", "password").unwrap();
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let logged_in_user = login(&*token).unwrap();
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assert_eq!(logged_in_user, "Random User");
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}
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