440 lines
12 KiB
Rust
440 lines
12 KiB
Rust
use std::ops::Add;
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use std::sync::Arc;
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use actix_jwt_authc::*;
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use actix_web::web::{Data, Form, ServiceConfig};
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use actix_web::{get, post, HttpResponse};
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use askama_actix::Template;
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use autometrics::autometrics;
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use futures::channel::{mpsc, mpsc::Sender};
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use futures::stream::Stream;
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use futures::SinkExt;
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use jsonwebtoken::*;
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use oswilno_view::{Lang, TranslationStorage};
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use ring::rand::SystemRandom;
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use ring::signature::{Ed25519KeyPair, KeyPair};
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use sea_orm::DatabaseConnection;
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use serde::{Deserialize, Serialize};
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use time::ext::*;
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use time::OffsetDateTime;
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use tokio::sync::Mutex;
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mod hashing;
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pub use oswilno_view::filters;
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pub type UserSession = Authenticated<Claims>;
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#[derive(Clone, Copy)]
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pub struct JWTTtl(time::Duration);
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#[derive(Debug, Serialize, Deserialize, Clone, Eq, PartialEq)]
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enum Audience {
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Web,
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}
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#[derive(Debug, Serialize, Deserialize, Clone, Eq, PartialEq)]
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pub struct Claims {
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#[serde(rename = "exp")]
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expires_at: usize,
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#[serde(rename = "iat")]
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issues_at: usize,
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#[serde(rename = "sub")]
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subject: String,
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#[serde(rename = "aud")]
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audience: Audience,
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#[serde(rename = "jti")]
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jwt_id: uuid::Uuid,
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}
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#[derive(Serialize, Deserialize)]
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pub struct EmptyResponse {}
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#[derive(Debug, Serialize, Deserialize)]
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pub struct LoginResponse {
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bearer_token: String,
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claims: Claims,
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}
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const JWT_SIGNING_ALGO: Algorithm = Algorithm::EdDSA;
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#[derive(Clone)]
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pub struct SessionConfigurator {
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jwt_ttl: Data<JWTTtl>,
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invalidated_jwts_store: Data<InvalidatedJWTStore>,
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encoding_key: Data<EncodingKey>,
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factory: AuthenticateMiddlewareFactory<Claims>,
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}
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impl SessionConfigurator {
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pub fn app_data(self, config: &mut ServiceConfig) {
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config
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.app_data(self.invalidated_jwts_store)
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.app_data(self.encoding_key)
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.app_data(self.jwt_ttl)
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.service(login)
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.service(login_view)
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.service(logout)
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.service(session_info)
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.service(register)
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.service(register_view);
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}
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pub fn factory(&self) -> AuthenticateMiddlewareFactory<Claims> {
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self.factory.clone()
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}
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pub fn translations(&self, l10n: &mut oswilno_view::TranslationStorage) {
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l10n
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// English
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.with_lang(oswilno_view::Lang::En)
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.add("Sign in", "Sign in")
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.add("Sign up", "Sign up")
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.add("Bad credentials", "Bad credentials")
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.done()
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// Polish
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.with_lang(oswilno_view::Lang::Pl)
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.add("Sign in", "Logowanie")
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.add("Sign up", "Rejestracja")
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.add("Bad credentials", "Złe dane uwierzytelniające")
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.add("Login already taken", "Login jest zajęty")
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.add(
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"Login or email already taken",
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"Login lub adres e-mail jest zajęty",
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)
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.add("Submit", "Wyślij")
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.done();
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}
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pub fn new() -> Self {
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let jwt_ttl = JWTTtl(31.days());
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let jwt_signing_keys = JwtSigningKeys::generate().unwrap();
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let validator = Validation::new(JWT_SIGNING_ALGO);
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let auth_middleware_settings = AuthenticateMiddlewareSettings {
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jwt_decoding_key: jwt_signing_keys.decoding_key,
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jwt_authorization_header_prefixes: Some(vec!["Bearer".to_string()]),
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jwt_validator: validator,
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jwt_session_key: None,
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};
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let (invalidated_jwts_store, stream) = InvalidatedJWTStore::new_with_stream();
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let auth_middleware_factory =
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AuthenticateMiddlewareFactory::<Claims>::new(stream, auth_middleware_settings.clone());
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Self {
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invalidated_jwts_store: Data::new(invalidated_jwts_store.clone()),
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encoding_key: Data::new(jwt_signing_keys.encoding_key.clone()),
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jwt_ttl: Data::new(jwt_ttl.clone()),
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factory: auth_middleware_factory,
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}
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}
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}
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#[derive(Template)]
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#[template(path = "./sign-in/full.html")]
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struct SignInTemplate {
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form: SignInPayload,
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lang: Lang,
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t: Arc<TranslationStorage>,
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}
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#[derive(Template)]
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#[template(path = "./sign-in/partial.html")]
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struct SignInPartialTemplate {
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form: SignInPayload,
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lang: Lang,
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t: Arc<TranslationStorage>,
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}
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#[derive(Debug, Serialize, Deserialize, Clone, Eq, PartialEq, Default)]
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pub struct SignInPayload {
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#[serde(skip, default)]
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errors: Vec<String>,
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login: String,
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#[serde(skip, default)]
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login_errors: Vec<String>,
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password: String,
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#[serde(skip, default)]
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password_errors: Vec<String>,
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}
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#[get("/login")]
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async fn login_view(t: Data<TranslationStorage>) -> SignInTemplate {
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SignInTemplate {
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form: SignInPayload::default(),
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lang: Lang::Pl,
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t: t.into_inner(),
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}
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}
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#[autometrics]
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#[post("/login")]
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async fn login(
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jwt_encoding_key: Data<EncodingKey>,
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jwt_ttl: Data<JWTTtl>,
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db: Data<DatabaseConnection>,
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payload: Form<SignInPayload>,
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t: Data<oswilno_view::TranslationStorage>,
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) -> Result<HttpResponse, Error> {
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let t = t.into_inner();
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match login_inner(jwt_encoding_key, jwt_ttl, db, payload).await {
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Ok(res) => Ok(HttpResponse::Ok().json(res)),
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Err(form) => Ok(HttpResponse::Ok().body(
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SignInPartialTemplate {
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form,
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lang: Lang::Pl,
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t,
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}
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.render()
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.unwrap(),
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)),
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}
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}
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async fn login_inner(
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jwt_encoding_key: Data<EncodingKey>,
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jwt_ttl: Data<JWTTtl>,
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db: Data<DatabaseConnection>,
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payload: Form<SignInPayload>,
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) -> Result<LoginResponse, SignInPayload> {
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let db = db.into_inner();
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let mut payload = payload.into_inner();
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let iat = OffsetDateTime::now_utc().unix_timestamp() as usize;
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let expires_at = OffsetDateTime::now_utc().add(jwt_ttl.0);
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let exp = expires_at.unix_timestamp() as usize;
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use sea_orm::*;
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let account = match oswilno_contract::accounts::Entity::find()
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.filter(oswilno_contract::accounts::Column::Login.eq(payload.login.as_str()))
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.one(&*db)
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.await
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{
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Ok(Some(a)) => a,
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Ok(None) => {
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payload.errors.push("Bad credentials".into());
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return Err(payload);
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}
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Err(e) => {
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tracing::warn!("Failed to find account: {e}");
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payload.errors.push("Bad credentials".into());
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return Err(payload);
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}
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};
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if hashing::verify(account.pass_hash.as_str(), payload.password.as_str()).is_err() {
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payload.errors.push("Bad credentials".into());
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return Err(payload);
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}
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let jwt_claims = Claims {
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issues_at: iat,
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subject: format!("account-{}", account.id),
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expires_at: exp,
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audience: Audience::Web,
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jwt_id: uuid::Uuid::new_v4(),
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};
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let jwt_token = encode(
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&Header::new(JWT_SIGNING_ALGO),
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&jwt_claims,
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&jwt_encoding_key,
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)
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.map_err(|_| {
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payload.errors.push("Bad credentials".into());
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payload
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})?;
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Ok(LoginResponse {
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bearer_token: jwt_token,
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claims: jwt_claims,
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})
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}
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#[autometrics]
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#[get("/session")]
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async fn session_info(authenticated: UserSession) -> Result<HttpResponse, Error> {
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Ok(HttpResponse::Ok().json(authenticated))
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}
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#[autometrics]
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#[get("/logout")]
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async fn logout(
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invalidated_jwts: Data<InvalidatedJWTStore>,
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authenticated: Authenticated<Claims>,
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) -> Result<HttpResponse, Error> {
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invalidated_jwts.add_to_invalidated(authenticated).await;
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Ok(HttpResponse::Ok().json(EmptyResponse {}))
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}
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#[derive(Debug, Default, Serialize, Deserialize, Clone, Eq, PartialEq)]
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struct AccountInfo {
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#[serde(skip)]
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errors: Vec<String>,
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login: String,
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#[serde(skip)]
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login_errors: Vec<String>,
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email: String,
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#[serde(skip)]
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email_errors: Vec<String>,
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password: String,
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#[serde(skip)]
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password_errors: Vec<String>,
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}
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#[derive(askama_actix::Template)]
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#[template(path = "./register/full.html")]
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struct RegisterTemplate {
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form: AccountInfo,
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t: Arc<TranslationStorage>,
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lang: Lang,
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}
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#[get("/register")]
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async fn register_view(t: Data<TranslationStorage>) -> RegisterTemplate {
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RegisterTemplate {
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form: AccountInfo::default(),
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t: t.into_inner(),
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lang: Lang::Pl,
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}
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}
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#[derive(askama_actix::Template)]
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#[template(path = "./register/partial.html")]
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struct RegisterPartialTemplate {
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form: AccountInfo,
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t: Arc<TranslationStorage>,
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lang: Lang,
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}
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#[autometrics]
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#[post("/register")]
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async fn register(
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db: Data<DatabaseConnection>,
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payload: Form<AccountInfo>,
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t: Data<oswilno_view::TranslationStorage>,
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) -> Result<HttpResponse, Error> {
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let t = t.into_inner();
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Ok(
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match register_internal(db.into_inner(), payload.into_inner(), t.clone()).await {
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Ok(res) => res,
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Err(p) => HttpResponse::BadRequest().body(
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RegisterPartialTemplate {
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form: p,
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t,
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lang: Lang::Pl,
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}
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.render()
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.unwrap(),
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),
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},
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)
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}
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async fn register_internal(
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db: Arc<DatabaseConnection>,
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mut p: AccountInfo,
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t: Arc<TranslationStorage>,
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) -> Result<HttpResponse, AccountInfo> {
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use oswilno_contract::accounts::*;
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use sea_orm::*;
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let pass = match hashing::encrypt(p.password.as_str()) {
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Ok(p) => p,
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Err(e) => {
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tracing::warn!("{e}");
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return Ok(HttpResponse::InternalServerError().body(""));
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}
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};
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match Entity::find()
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.filter(Column::Login.eq(&p.login))
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.one(&*db)
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.await
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{
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Ok(None) | Err(_) => {
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p.login_errors.push("Login already taken".into());
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return Err(p);
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}
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_ => (),
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};
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let model = match (ActiveModel {
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id: NotSet,
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login: Set(p.login.to_string()),
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// email: Set(p.email.to_string()),
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pass_hash: Set(pass),
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..Default::default()
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})
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.save(&*db)
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.await
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{
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Ok(model) => model,
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Err(e) => {
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tracing::warn!("{e}");
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p.login_errors
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.push(t.to_lang(Lang::Pl, "Login or email already taken"));
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return Err(p);
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}
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};
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tracing::info!("{model:?}");
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Ok(HttpResponse::SeeOther()
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.append_header(("Location", "/login"))
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.json(EmptyResponse {}))
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}
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#[derive(Clone)]
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struct InvalidatedJWTStore {
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// store: Arc<DashSet<JWT>>,
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tx: Arc<Mutex<Sender<InvalidatedTokensEvent>>>,
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}
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impl InvalidatedJWTStore {
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/// Returns a [InvalidatedJWTStore] with a Stream of [InvalidatedTokensEvent]s
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fn new_with_stream() -> (
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InvalidatedJWTStore,
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impl Stream<Item = InvalidatedTokensEvent>,
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) {
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// let invalidated = Arc::new(DashSet::new());
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let (tx, rx) = mpsc::channel(100);
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let tx_to_hold = Arc::new(Mutex::new(tx));
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(
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InvalidatedJWTStore {
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// store: invalidated,
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tx: tx_to_hold,
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},
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rx,
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)
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}
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async fn add_to_invalidated(&self, authenticated: Authenticated<Claims>) {
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// self.store.insert(authenticated.jwt.clone());
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let mut tx = self.tx.lock().await;
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if let Err(_e) = tx
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.send(InvalidatedTokensEvent::Add(authenticated.jwt))
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.await
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{
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#[cfg(feature = "tracing")]
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error!(error = ?_e, "Failed to send update on adding to invalidated")
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}
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}
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}
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struct JwtSigningKeys {
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encoding_key: EncodingKey,
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decoding_key: DecodingKey,
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}
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impl JwtSigningKeys {
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fn generate() -> Result<Self, Box<dyn std::error::Error>> {
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let doc = Ed25519KeyPair::generate_pkcs8(&SystemRandom::new())?;
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let keypair = Ed25519KeyPair::from_pkcs8(doc.as_ref())?;
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let encoding_key = EncodingKey::from_ed_der(doc.as_ref());
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let decoding_key = DecodingKey::from_ed_der(keypair.public_key().as_ref());
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Ok(JwtSigningKeys {
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encoding_key,
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decoding_key,
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})
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}
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}
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