[installer] Check if experimental config is nil (#19375)

Author: nandajavarma

install/installer/pkg/components/registry-facade/daemonset.go

@@ -126,22 +126,24 @@ func daemonset(ctx *common.RenderContext) ([]runtime.Object, error) {
 			}
 		}
 
-		proxyConfig := ucfg.WebApp.ProxySettings
-		if proxyConfig != nil {
-			envvars = append(envvars, []corev1.EnvVar{
-				{
-					Name:  "HTTP_PROXY",
-					Value: proxyConfig.HttpProxy,
-				},
-				{
-					Name:  "HTTPS_PROXY",
-					Value: proxyConfig.HttpsProxy,
-				},
-				{
-					Name:  "NO_PROXY",
-					Value: proxyConfig.NoProxy,
-				},
-			}...)
+		if ucfg.WebApp != nil {
+			proxyConfig := ucfg.WebApp.ProxySettings
+			if proxyConfig != nil {
+				envvars = append(envvars, []corev1.EnvVar{
+					{
+						Name:  "HTTP_PROXY",
+						Value: proxyConfig.HttpProxy,
+					},
+					{
+						Name:  "HTTPS_PROXY",
+						Value: proxyConfig.HttpsProxy,
+					},
+					{
+						Name:  "NO_PROXY",
+						Value: proxyConfig.NoProxy,
+					},
+				}...)
+			}
 		}
 
 		return nil