From 586e7f08bba81006187dba9a921e8f95fb03c1a4 Mon Sep 17 00:00:00 2001
From: pitwegner <pit.wegner@student.hpi.de>
Date: Thu, 9 Mar 2023 12:28:37 +0100
Subject: [PATCH] replace dns validation regex

Signed-off-by: pitwegner <pit.wegner@student.hpi.de>
---
 .../src/validation/CommonValidatorFunctions.test.ts             | 1 +
 .../catalog-model/src/validation/CommonValidatorFunctions.ts    | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/packages/catalog-model/src/validation/CommonValidatorFunctions.test.ts b/packages/catalog-model/src/validation/CommonValidatorFunctions.test.ts
index a887a9aa2e..5dc3f80694 100644
--- a/packages/catalog-model/src/validation/CommonValidatorFunctions.test.ts
+++ b/packages/catalog-model/src/validation/CommonValidatorFunctions.test.ts
@@ -155,6 +155,7 @@ describe('CommonValidatorFunctions', () => {
     ['-a-b', false],
     ['a-b-', false],
     ['a--b', false],
+    ['xn--c6h', true],
     ['a_b', false],
     [`${'a'.repeat(63)}`, true],
     [`${'a'.repeat(64)}`, false],
diff --git a/packages/catalog-model/src/validation/CommonValidatorFunctions.ts b/packages/catalog-model/src/validation/CommonValidatorFunctions.ts
index 40a85c5331..4532dd9844 100644
--- a/packages/catalog-model/src/validation/CommonValidatorFunctions.ts
+++ b/packages/catalog-model/src/validation/CommonValidatorFunctions.ts
@@ -91,7 +91,7 @@ export class CommonValidatorFunctions {
       typeof value === 'string' &&
       value.length >= 1 &&
       value.length <= 63 &&
-      /^[a-z0-9]+(\-[a-z0-9]+)*$/.test(value)
+      /^((?!\-))(xn\-\-)?[a-z0-9\-]+[a-z0-9]$/.test(value)
     );
   }