simplify using unstructured

Author: evakhoni

deploy/operator/bundle/manifests/jumpstarter-operator.clusterserviceversion.yaml

@@ -18,7 +18,7 @@ metadata:
         }
       ]
     capabilities: Basic Install
-    createdAt: "2025-12-19T16:12:44Z"
+    createdAt: "2025-12-21T17:17:29Z"
     operators.operatorframework.io/builder: operator-sdk-v1.41.1
     operators.operatorframework.io/project_layout: go.kubebuilder.io/v4
   name: jumpstarter-operator.v0.8.0
@@ -304,8 +304,8 @@ spec:
                 - --health-probe-bind-address=:8081
                 command:
                 - /manager
-                image: quay.io/jumpstarter-dev/jumpstarter-operator:latest
-                imagePullPolicy: IfNotPresent
+                image: quay.io/evakhoni/jumpstarter-operator:dev
+                imagePullPolicy: Always
                 livenessProbe:
                   httpGet:
                     path: /healthz

deploy/operator/internal/controller/jumpstarter/endpoints/discovery.go

@@ -20,6 +20,7 @@ import (
 	"context"
 
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
 	"k8s.io/apimachinery/pkg/runtime/schema"
 	"k8s.io/client-go/discovery"
 	"k8s.io/client-go/dynamic"
@@ -82,41 +83,12 @@ func detectOpenShiftBaseDomain(config *rest.Config) string {
 	}
 
 	// Extract spec.domain from the unstructured object
-	domain, found, err := unstructuredNestedString(ingressConfig.Object, "spec", "domain")
-	if err != nil || !found {
+	domain, found, err := unstructured.NestedString(ingressConfig.Object, "spec", "domain")
+	if err != nil || !found || domain == "" {
 		logger.Info("OpenShift ingress config found but spec.domain not available")
 		return ""
 	}
 
 	logger.Info("Auto-detected OpenShift cluster domain", "domain", domain)
 	return domain
 }
-
-// unstructuredNestedString extracts a nested string from an unstructured object
-func unstructuredNestedString(obj map[string]interface{}, fields ...string) (string, bool, error) {
-	val, found, err := nestedField(obj, fields...)
-	if !found || err != nil {
-		return "", found, err
-	}
-	s, ok := val.(string)
-	if !ok {
-		return "", false, nil
-	}
-	return s, true, nil
-}
-
-// nestedField extracts a nested field from a map
-func nestedField(obj map[string]interface{}, fields ...string) (interface{}, bool, error) {
-	var val interface{} = obj
-	for _, field := range fields {
-		m, ok := val.(map[string]interface{})
-		if !ok {
-			return nil, false, nil
-		}
-		val, ok = m[field]
-		if !ok {
-			return nil, false, nil
-		}
-	}
-	return val, true, nil
-}