Refactor namespace handling

src/servala/core/models/service.py

@@ -191,6 +191,21 @@ class ControlPlane(ServalaModelMixin, models.Model):
         except Exception as e:
             return False, _("Connection error: {}").format(str(e))
 
+    def get_or_create_namespace(self, name):
+        api_instance = kubernetes.client.CoreV1Api(self.get_kubernetes_client())
+        try:
+            api_instance.read_namespace(name=name)
+        except kubernetes.client.ApiException as e:
+            if e.status == 404:
+                # Namespace does not exist, create it
+                body = kubernetes.client.V1Namespace(
+                    metadata=kubernetes.client.V1ObjectMeta(name=name)
+                )
+                api_instance.create_namespace(body=body)
+            else:
+                # If there's another error, raise it
+                raise
+
 
 class CloudProvider(ServalaModelMixin, models.Model):
     """
@@ -465,27 +480,9 @@ class ServiceInstance(ServalaModelMixin, models.Model):
         base = "{self.organization.urls.instances}{self.name}/"
 
     @classmethod
-    def create_instance(cls, organization, context, created_by, spec_data):
-        name = spec_data.get("spec.name")
-
+    def create_instance(cls, name, organization, context, created_by, spec_data):
         # Ensure the namespace exists
-        namespace_name = organization.namespace
-        api_instance = kubernetes.client.CoreV1Api(
-            context.control_plane.get_kubernetes_client()
-        )
-
-        try:
-            api_instance.read_namespace(name=namespace_name)
-        except kubernetes.client.ApiException as e:
-            if e.status == 404:
-                # Namespace does not exist, create it
-                body = kubernetes.client.V1Namespace(
-                    metadata=kubernetes.client.V1ObjectMeta(name=namespace_name)
-                )
-                api_instance.create_namespace(body=body)
-            else:
-                # If there's another error, raise it
-                raise
+        context.control_plane.get_or_create_namespace(organization.namespace)
 
         return cls.objects.create(
             name=name,

src/servala/frontend/views/service.py

@@ -128,6 +128,7 @@ class ServiceOfferingDetailView(OrganizationViewMixin, HtmxViewMixin, DetailView
             try:
                 service_instance = ServiceInstance.create_instance(
                     organization=self.organization,
+                    name=form.cleaned_data["name"],
                     context=self.context_object,
                     created_by=request.user,
                     spec_data=form.get_nested_data(),