Fix IP not shown when failed login (Fixes #761)

src/api/identity.rs

@@ -211,7 +211,7 @@ fn twofactor_auth(
 
     let twofactor_code = match data.two_factor_token {
         Some(ref code) => code,
-        None => err_json!(_json_err_twofactor(&twofactor_ids, user_uuid, conn)?),
+        None => err_json!(_json_err_twofactor(&twofactor_ids, user_uuid, conn)?, "2FA token not provided"),
     };
 
     let selected_twofactor = twofactors
@@ -237,7 +237,7 @@ fn twofactor_auth(
                 Some(ref code) if !CONFIG.disable_2fa_remember() && ct_eq(code, twofactor_code) => {
                     remember = 1; // Make sure we also return the token here, otherwise it will only remember the first time
                 }
-                _ => err_json!(_json_err_twofactor(&twofactor_ids, user_uuid, conn)?),
+                _ => err_json!(_json_err_twofactor(&twofactor_ids, user_uuid, conn)?, "2FA Remember token not provided"),
             }
         }
         _ => err!("Invalid two factor provider"),

src/error.rs

@@ -86,7 +86,18 @@ impl std::fmt::Debug for Error {
     fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
         match self.source() {
             Some(e) => write!(f, "{}.\n[CAUSE] {:#?}", self.message, e),
-            None => write!(f, "{}", self.message),
+            None => match self.error {
+                ErrorKind::EmptyError(_) => Ok(()),
+                ErrorKind::SimpleError(ref s) => {
+                    if &self.message == s {
+                        write!(f, "{}", self.message)
+                    } else {
+                        write!(f, "{}. {}", self.message, s)
+                    }
+                },
+                ErrorKind::JsonError(_) => write!(f, "{}", self.message),
+                _ => unreachable!(),
+            },
         }
     }
 }
@@ -200,8 +211,8 @@ macro_rules! err {
 
 #[macro_export]
 macro_rules! err_json {
-    ($expr:expr) => {{
-        return Err(crate::error::Error::from($expr));
+    ($expr:expr, $log_value:expr) => {{
+        return Err(($log_value, $expr).into());
     }};
 }