tmp: additional debug logging

test/e2e/features_test.go

@@ -6,6 +6,8 @@ package e2e
 import (
 	"context"
 	"crypto/tls"
+	"os"
+	"os/exec"
 	"testing"
 	"time"
 
@@ -14,6 +16,7 @@ import (
 	"github.com/kong/kubernetes-testing-framework/pkg/clusters/addons/loadimage"
 	"github.com/kong/kubernetes-testing-framework/pkg/clusters/addons/metallb"
 	"github.com/kong/kubernetes-testing-framework/pkg/environments"
+	"github.com/kong/kubernetes-testing-framework/pkg/utils/kubernetes/generators"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 	corev1 "k8s.io/api/core/v1"
@@ -203,13 +206,31 @@ func TestWebhookUpdate(t *testing.T) {
 	_, err = env.Cluster().Client().CoreV1().Secrets("kong").Update(ctx, secondCertificate, metav1.UpdateOptions{})
 	assert.NoError(t, err)
 
+	t.Log("dumping kubeconfig to tempfile")
+	kubeconfig, err := generators.NewKubeConfigForRestConfig(env.Name(), env.Cluster().Config())
+	require.NoError(t, err)
+	kubeconfigFile, err := os.CreateTemp(os.TempDir(), "manifest-tests-kubeconfig-")
+	require.NoError(t, err)
+	defer os.Remove(kubeconfigFile.Name())
+	defer kubeconfigFile.Close()
+	written, err := kubeconfigFile.Write(kubeconfig)
+	require.NoError(t, err)
+	require.Equal(t, len(kubeconfig), written)
+	kubeconfigFilename := kubeconfigFile.Name()
+
 	t.Log("checking second certificate")
 	require.Eventually(t, func() bool {
 		conn, err := tls.Dial("tcp", admissionAddress+":443",
 			&tls.Config{MinVersion: tls.VersionTLS13, InsecureSkipVerify: true}) // nolint:gosec
 		if err != nil {
+			t.Logf("could not connect: %s", err)
 			return false
 		}
+		t.Logf("observed certificate: %s", conn.ConnectionState().PeerCertificates[0].Subject.CommonName)
+		cmd := exec.Command("kubectl", "--kubeconfig", kubeconfigFilename, "exec", "-it", "-n", "kong",
+			"deploy/ingress-kong", "-c", "ingress-controller", "--", "ls", "-l", "/admission-webhook")
+		out, err := cmd.Output()
+		t.Logf("file status %s err %s", out, err)
 		return conn.ConnectionState().PeerCertificates[0].Subject.CommonName == "second.example"
 	}, time.Minute*8, time.Second)
 }