fix(cubesql): Propagate errors from SqlAuthService to the user

Author: KSDaemon

rust/cubesql/cubesql/src/sql/postgres/pg_auth_service.rs

@@ -87,15 +87,14 @@ impl PostgresAuthService for PostgresAuthServiceDefaultImpl {
             )
             .await;
 
-        let auth_fail = || {
-            AuthenticationStatus::Failed(format!(
-                "password authentication failed for user \"{}\"",
-                user
-            ))
-        };
-
-        let Ok(authenticate_response) = authenticate_response else {
-            return auth_fail();
+        let authenticate_response = match authenticate_response {
+            Ok(r) => r,
+            Err(err) => {
+                return AuthenticationStatus::Failed(format!(
+                    "password authentication failed for user \"{}\". \nError: {}",
+                    user, err.message,
+                ))
+            }
         };
 
         if !authenticate_response.skip_password_check {
@@ -104,7 +103,10 @@ impl PostgresAuthService for PostgresAuthServiceDefaultImpl {
                 Some(password) => password == password_message.password,
             };
             if !is_password_correct {
-                return auth_fail();
+                return AuthenticationStatus::Failed(format!(
+                    "password authentication failed for user \"{}\"",
+                    user
+                ));
             }
         }