everything works

src/auth.rs

@@ -1,13 +1,9 @@
+use argon2::Argon2;
 use async_trait::async_trait;
-
 use axum_login::{AuthnBackend, UserId};
-
+use password_hash::{PasswordHash, PasswordVerifier};
 use sqlx::SqlitePool;
-
-use tower_sessions::{
-    cookie::time::Duration, Expiry, SessionManagerLayer,
-    SqliteStore,
-};
+use tower_sessions::{cookie::time::Duration, Expiry, SessionManagerLayer, SqliteStore};
 
 use crate::User;
 
@@ -38,23 +34,48 @@ impl std::ops::Deref for AuthStore {
     }
 }
 
+#[derive(Default, Debug, Clone, PartialEq, Eq)]
+pub struct Credentials {
+    pub username: String,
+    pub password: String,
+}
+
+#[Error]
+pub struct AuthError;
+
 #[async_trait]
 impl AuthnBackend for AuthStore {
     type User = User;
 
-    type Credentials = String;
+    type Credentials = Credentials;
 
-    type Error = sqlx::Error;
+    type Error = AuthError;
 
     async fn authenticate(
         &self,
-        _creds: Self::Credentials,
+        creds: Self::Credentials,
     ) -> Result<Option<Self::User>, Self::Error> {
-        todo!()
+        let username = creds.username.trim();
+        let password = creds.password.trim();
+        let user = User::try_get(username, &self)
+            .await
+            .map_err(|_| AuthError)?;
+
+        let verifier = Argon2::default();
+        let hash = PasswordHash::new(&user.pwhash).map_err(|_| AuthError)?;
+        match verifier.verify_password(password.as_bytes(), &hash) {
+            Ok(_) => Ok(Some(user)),
+            _ => Ok(None),
+        }
     }
 
-    async fn get_user(&self, _user_id: &UserId<Self>) -> Result<Option<Self::User>, Self::Error> {
-        todo!()
+    async fn get_user(&self, user_id: &UserId<Self>) -> Result<Option<Self::User>, Self::Error> {
+        let user = sqlx::query_as("select * from users where id = ?")
+            .bind(user_id)
+            .fetch_optional(&self.0)
+            .await
+            .map_err(|_| AuthError)?;
+        Ok(user)
     }
 }
 

src/login.rs

@@ -1,17 +1,13 @@
-use argon2::{
-    password_hash::{PasswordHash, PasswordVerifier},
-    Argon2,
-};
+
 use axum::{
-    extract::State,
     http::StatusCode,
     response::{IntoResponse, Redirect, Response},
     Form,
 };
 use serde::{Deserialize, Serialize};
-use sqlx::SqlitePool;
 
-use crate::{AuthSession, LoginPage, LogoutPage, LogoutSuccessPage, User};
+
+use crate::{auth::Credentials, AuthSession, LoginPage, LogoutPage, LogoutSuccessPage};
 
 //-************************************************************************
 // Constants
@@ -52,6 +48,16 @@ impl IntoResponse for LoginError {
 pub struct LoginPostForm {
     pub username: String,
     pub password: String,
+    pub destination: Option<String>,
+}
+
+impl From<LoginPostForm> for Credentials {
+    fn from(value: LoginPostForm) -> Self {
+        Self {
+            username: value.username,
+            password: value.password,
+        }
+    }
 }
 
 //-************************************************************************
@@ -62,29 +68,19 @@ pub struct LoginPostForm {
 #[axum::debug_handler]
 pub async fn post_login(
     mut auth: AuthSession,
-    State(pool): State<SqlitePool>,
     Form(login): Form<LoginPostForm>,
 ) -> Result<impl IntoResponse, LoginError> {
-    let username = &login.username;
-    let username = username.trim();
-
-    let pw = &login.password;
-    let pw = pw.trim();
-
-    let user = User::try_get(username, &pool).await.map_err(|e| {
+    let user = auth.authenticate(login.into()).await.map_err(|e| {
         tracing::debug!("{e}");
         LoginErrorKind::Unknown
     })?;
 
-    let verifier = Argon2::default();
-    let hash = PasswordHash::new(&user.pwhash).map_err(|_| LoginErrorKind::Internal)?;
-    match verifier.verify_password(pw.as_bytes(), &hash) {
-        Ok(_) => {
+    match user {
+        Some(user) => {
             // log them in and set a session cookie
             auth.login(&user)
                 .await
                 .map_err(|_| LoginErrorKind::Internal)?;
-
             Ok(Redirect::to("/"))
         }
         _ => Err(LoginErrorKind::BadPassword.into()),

src/main.rs

@@ -1,6 +1,5 @@
 use std::net::SocketAddr;
 
-use tokio::signal;
 use tracing_subscriber::{layer::SubscriberExt, util::SubscriberInitExt};
 use what2watch::get_db_pool;
 
@@ -28,32 +27,7 @@ fn main() {
 
         let listener = tokio::net::TcpListener::bind(&addr).await.unwrap();
         axum::serve(listener, app).await.unwrap();
-            //.with_graceful_shutdown(shutdown_signal()) // removed in 0.7 because of upstream dep changes
-
     });
 
     rt.block_on(pool.close());
 }
-
-async fn shutdown_signal() {
-    let ctrl_c = async {
-        signal::ctrl_c()
-            .await
-            .expect("failed to install Ctrl+C handler");
-    };
-
-    #[cfg(unix)]
-    let terminate = async {
-        signal::unix::signal(signal::unix::SignalKind::terminate())
-            .expect("failed to install signal handler")
-            .recv()
-            .await;
-    };
-
-    tokio::select! {
-        _ = ctrl_c => {},
-        _ = terminate => {},
-    }
-
-    println!(" signal received, starting graceful shutdown");
-}