basic implementation of verify_user_token

src/auth.rs

@@ -44,6 +44,12 @@ impl Authenticator {
 
     #[instrument]
     pub async fn verify_user_token(&self, username: &str, token: &UserToken) -> Result<(), ()> {
-        todo!()
+        let mut db = self.db.lock().await;
+
+        // TODO: (in db) distinguish between invalid token and SQLX error
+        match db.get_token(username).await {
+            Ok(_) => Ok(()),
+            Err(_) => Err(()),
+        }
     }
 }

src/db.rs

@@ -49,6 +49,7 @@ impl SqliteDatabase {
 }
 
 impl Database for SqliteDatabase {
+    // TODO: distinguish between invalid token and SQLX error
     async fn get_token(&mut self, username: &str) -> Result<UserToken, sqlx::Error> {
         let row: (String,) = query_as(
             "SELECT token