Merge pull request #67 from qinqon/udpn-print-errors

udpn: Add missing error wrapping

pkg/udn/primary_network.go

@@ -17,13 +17,13 @@ func FindPrimaryNetwork(ctx context.Context,
 	namespace string) (*v1.NetworkAttachmentDefinition, error) {
 	nadList := v1.NetworkAttachmentDefinitionList{}
 	if err := cli.List(ctx, &nadList, client.InNamespace(namespace)); err != nil {
-		return nil, fmt.Errorf("failed listing nads for pod namespace %q", namespace)
+		return nil, fmt.Errorf("failed listing nads for pod namespace %q: %w", namespace, err)
 	}
 
 	for _, nad := range nadList.Items {
 		netConfig, err := config.NewConfig(nad.Spec.Config)
 		if err != nil {
-			return nil, fmt.Errorf("failed to extract the relevant NAD information")
+			return nil, fmt.Errorf("failed to extract the relevant NAD information: %w", err)
 		}
 		if netConfig.Role == config.NetworkRolePrimary {
 			return ptr.To(nad), nil

pkg/vminetworkscontroller/vmi_controller_test.go

@@ -126,7 +126,7 @@ var _ = Describe("VMI IPAM controller", Serial, func() {
 		vmiReconciler := NewVMIReconciler(mgr)
 		if config.expectedError != nil {
 			_, err := vmiReconciler.Reconcile(context.Background(), controllerruntime.Request{NamespacedName: vmiKey})
-			Expect(err).To(MatchError(config.expectedError))
+			Expect(err).To(MatchError(config.expectedError.Error()))
 		} else {
 			Expect(
 				vmiReconciler.Reconcile(context.Background(), controllerruntime.Request{NamespacedName: vmiKey}),
@@ -198,7 +198,8 @@ var _ = Describe("VMI IPAM controller", Serial, func() {
 			inputNADs: []*nadv1.NetworkAttachmentDefinition{
 				dummyNADWrongFormat(nadName),
 			},
-			expectedError: fmt.Errorf("failed to extract the relevant NAD information"),
+			expectedError: fmt.Errorf("failed to extract the relevant NAD information: " +
+				"failed to extract CNI configuration from NAD: invalid character 'h' in literal true (expecting 'r')"),
 		}),
 		Entry("the associated VMI exists but points to a NAD that doesn't exist", testConfig{
 			inputVM:  dummyVM(dummyVMISpec(nadName)),