namespace should be lowercased in kubernetes. This is also true for the...

namespace should be lowercased in kubernetes. This is also true for the scenario where the namespace is generated from the project group-name.

app/models/project_services/kubernetes_service.rb

@@ -153,7 +153,17 @@ class KubernetesService < DeploymentService
   end
 
   def default_namespace
-    "#{project.path}-#{project.id}" if project.present?
+    return unless project
+
+    # 1. lowercase
+    # 2. replace non kubernetes characters with dash
+    # 3. trim dash from the beginning and end
+
+    slugified = "#{project.path}-#{project.id}"
+    slugified.downcase!
+    slugified.gsub!(/[^a-z0-9]/, '-')
+    slugified.gsub!(/^-+|-+$/, '')
+    slugified
   end
 
   def build_kubeclient!(api_path: 'api', api_version: 'v1')

changelogs/unreleased/mr-14642.yml

+---
+title: Auto Devops kubernetes default namespace is now correctly built out of gitlab
+  project group-name
+merge_request: 14642
+author: Mircea Danila Dumitrescu
+type: fixed