KA-S008: Invalid metadata.name Format

Warning Schema

Why This Matters

The metadata.name must be a valid DNS subdomain: lowercase alphanumeric characters, hyphens, or dots, and must start and end with an alphanumeric character. Maximum 253 characters.

How to Fix

Fix the metadata.name to be a valid DNS subdomain.

Before (incorrect)

metadata:
  name: My_App  # uppercase and underscore

After (correct)

metadata:
  name: my-app  # lowercase with hyphens

Rule Details

Rule Code: KA-S008
Severity: Warning
Category: Schema

Related Rules

KA-S001 Error

Invalid YAML Syntax

KA-S002 Error

Missing apiVersion Field

KA-S003 Error

Missing kind Field

KA-S004 Error

Unknown apiVersion/kind Combination

KA-S005 Error

Schema Validation Error