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1158 lines
34 KiB
Go
1158 lines
34 KiB
Go
// Copyright (c) Tailscale Inc & AUTHORS
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// SPDX-License-Identifier: BSD-3-Clause
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//go:build !plan9
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package main
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import (
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"fmt"
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"testing"
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"go.uber.org/zap"
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appsv1 "k8s.io/api/apps/v1"
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corev1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/types"
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"sigs.k8s.io/controller-runtime/pkg/client/fake"
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tsapi "tailscale.com/k8s-operator/apis/v1alpha1"
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"tailscale.com/types/ptr"
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"tailscale.com/util/mak"
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)
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func TestLoadBalancerClass(t *testing.T) {
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fc := fake.NewFakeClient()
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ft := &fakeTSClient{}
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zl, err := zap.NewDevelopment()
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if err != nil {
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t.Fatal(err)
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}
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sr := &ServiceReconciler{
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Client: fc,
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ssr: &tailscaleSTSReconciler{
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Client: fc,
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tsClient: ft,
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defaultTags: []string{"tag:k8s"},
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operatorNamespace: "operator-ns",
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proxyImage: "tailscale/tailscale",
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},
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logger: zl.Sugar(),
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}
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// Create a service that we should manage, and check that the initial round
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// of objects looks right.
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mustCreate(t, fc, &corev1.Service{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test",
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Namespace: "default",
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// The apiserver is supposed to set the UID, but the fake client
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// doesn't. So, set it explicitly because other code later depends
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// on it being set.
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UID: types.UID("1234-UID"),
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},
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Spec: corev1.ServiceSpec{
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ClusterIP: "10.20.30.40",
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Type: corev1.ServiceTypeLoadBalancer,
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LoadBalancerClass: ptr.To("tailscale"),
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},
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})
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expectReconciled(t, sr, "default", "test")
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fullName, shortName := findGenName(t, fc, "default", "test", "svc")
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opts := configOpts{
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stsName: shortName,
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secretName: fullName,
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namespace: "default",
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parentType: "svc",
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hostname: "default-test",
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clusterTargetIP: "10.20.30.40",
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}
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expectEqual(t, fc, expectedSecret(t, opts))
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expectEqual(t, fc, expectedHeadlessService(shortName, "svc"))
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expectEqual(t, fc, expectedSTS(t, fc, opts))
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// Normally the Tailscale proxy pod would come up here and write its info
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// into the secret. Simulate that, then verify reconcile again and verify
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// that we get to the end.
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mustUpdate(t, fc, "operator-ns", fullName, func(s *corev1.Secret) {
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if s.Data == nil {
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s.Data = map[string][]byte{}
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}
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s.Data["device_id"] = []byte("ts-id-1234")
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s.Data["device_fqdn"] = []byte("tailscale.device.name.")
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s.Data["device_ips"] = []byte(`["100.99.98.97", "2c0a:8083:94d4:2012:3165:34a5:3616:5fdf"]`)
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})
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expectReconciled(t, sr, "default", "test")
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want := &corev1.Service{
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TypeMeta: metav1.TypeMeta{
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Kind: "Service",
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APIVersion: "v1",
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},
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ObjectMeta: metav1.ObjectMeta{
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Name: "test",
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Namespace: "default",
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Finalizers: []string{"tailscale.com/finalizer"},
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UID: types.UID("1234-UID"),
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},
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Spec: corev1.ServiceSpec{
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ClusterIP: "10.20.30.40",
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Type: corev1.ServiceTypeLoadBalancer,
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LoadBalancerClass: ptr.To("tailscale"),
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},
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Status: corev1.ServiceStatus{
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LoadBalancer: corev1.LoadBalancerStatus{
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Ingress: []corev1.LoadBalancerIngress{
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{
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Hostname: "tailscale.device.name",
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},
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{
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IP: "100.99.98.97",
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},
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},
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},
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},
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}
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expectEqual(t, fc, want)
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// Turn the service back into a ClusterIP service, which should make the
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// operator clean up.
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mustUpdate(t, fc, "default", "test", func(s *corev1.Service) {
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s.Spec.Type = corev1.ServiceTypeClusterIP
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s.Spec.LoadBalancerClass = nil
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})
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mustUpdateStatus(t, fc, "default", "test", func(s *corev1.Service) {
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// Fake client doesn't automatically delete the LoadBalancer status when
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// changing away from the LoadBalancer type, we have to do
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// controller-manager's work by hand.
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s.Status = corev1.ServiceStatus{}
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})
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// synchronous StatefulSet deletion triggers a requeue. But, the StatefulSet
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// didn't create any child resources since this is all faked, so the
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// deletion goes through immediately.
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expectReconciled(t, sr, "default", "test")
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expectMissing[appsv1.StatefulSet](t, fc, "operator-ns", shortName)
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// The deletion triggers another reconcile, to finish the cleanup.
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expectReconciled(t, sr, "default", "test")
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expectMissing[appsv1.StatefulSet](t, fc, "operator-ns", shortName)
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expectMissing[corev1.Service](t, fc, "operator-ns", shortName)
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expectMissing[corev1.Secret](t, fc, "operator-ns", fullName)
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want = &corev1.Service{
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TypeMeta: metav1.TypeMeta{
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Kind: "Service",
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APIVersion: "v1",
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},
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ObjectMeta: metav1.ObjectMeta{
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Name: "test",
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Namespace: "default",
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UID: types.UID("1234-UID"),
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},
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Spec: corev1.ServiceSpec{
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ClusterIP: "10.20.30.40",
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Type: corev1.ServiceTypeClusterIP,
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},
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}
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expectEqual(t, fc, want)
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}
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func TestTailnetTargetFQDNAnnotation(t *testing.T) {
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fc := fake.NewFakeClient()
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ft := &fakeTSClient{}
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zl, err := zap.NewDevelopment()
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if err != nil {
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t.Fatal(err)
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}
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tailnetTargetFQDN := "foo.bar.ts.net."
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sr := &ServiceReconciler{
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Client: fc,
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ssr: &tailscaleSTSReconciler{
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Client: fc,
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tsClient: ft,
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defaultTags: []string{"tag:k8s"},
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operatorNamespace: "operator-ns",
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proxyImage: "tailscale/tailscale",
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},
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logger: zl.Sugar(),
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}
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// Create a service that we should manage, and check that the initial round
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// of objects looks right.
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mustCreate(t, fc, &corev1.Service{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test",
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Namespace: "default",
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// The apiserver is supposed to set the UID, but the fake client
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// doesn't. So, set it explicitly because other code later depends
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// on it being set.
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UID: types.UID("1234-UID"),
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Annotations: map[string]string{
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AnnotationTailnetTargetFQDN: tailnetTargetFQDN,
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},
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},
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Spec: corev1.ServiceSpec{
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Type: corev1.ServiceTypeClusterIP,
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Selector: map[string]string{
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"foo": "bar",
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},
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},
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})
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expectReconciled(t, sr, "default", "test")
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fullName, shortName := findGenName(t, fc, "default", "test", "svc")
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o := configOpts{
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stsName: shortName,
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secretName: fullName,
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namespace: "default",
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parentType: "svc",
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tailnetTargetFQDN: tailnetTargetFQDN,
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hostname: "default-test",
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}
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expectEqual(t, fc, expectedSecret(t, o))
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expectEqual(t, fc, expectedHeadlessService(shortName, "svc"))
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expectEqual(t, fc, expectedSTS(t, fc, o))
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want := &corev1.Service{
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TypeMeta: metav1.TypeMeta{
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Kind: "Service",
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APIVersion: "v1",
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},
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ObjectMeta: metav1.ObjectMeta{
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Name: "test",
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Namespace: "default",
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Finalizers: []string{"tailscale.com/finalizer"},
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UID: types.UID("1234-UID"),
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Annotations: map[string]string{
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AnnotationTailnetTargetFQDN: tailnetTargetFQDN,
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},
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},
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Spec: corev1.ServiceSpec{
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ExternalName: fmt.Sprintf("%s.operator-ns.svc.cluster.local", shortName),
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Type: corev1.ServiceTypeExternalName,
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Selector: nil,
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},
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}
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expectEqual(t, fc, want)
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expectEqual(t, fc, expectedSecret(t, o))
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expectEqual(t, fc, expectedHeadlessService(shortName, "svc"))
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expectEqual(t, fc, expectedSTS(t, fc, o))
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// Change the tailscale-target-fqdn annotation which should update the
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// StatefulSet
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tailnetTargetFQDN = "bar.baz.ts.net"
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mustUpdate(t, fc, "default", "test", func(s *corev1.Service) {
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s.ObjectMeta.Annotations = map[string]string{
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AnnotationTailnetTargetFQDN: tailnetTargetFQDN,
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}
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})
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// Remove the tailscale-target-fqdn annotation which should make the
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// operator clean up
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mustUpdate(t, fc, "default", "test", func(s *corev1.Service) {
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s.ObjectMeta.Annotations = map[string]string{}
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})
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expectReconciled(t, sr, "default", "test")
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// // synchronous StatefulSet deletion triggers a requeue. But, the StatefulSet
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// // didn't create any child resources since this is all faked, so the
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// // deletion goes through immediately.
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expectReconciled(t, sr, "default", "test")
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expectMissing[appsv1.StatefulSet](t, fc, "operator-ns", shortName)
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// // The deletion triggers another reconcile, to finish the cleanup.
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expectReconciled(t, sr, "default", "test")
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expectMissing[appsv1.StatefulSet](t, fc, "operator-ns", shortName)
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expectMissing[corev1.Service](t, fc, "operator-ns", shortName)
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expectMissing[corev1.Secret](t, fc, "operator-ns", fullName)
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}
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func TestTailnetTargetIPAnnotation(t *testing.T) {
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fc := fake.NewFakeClient()
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ft := &fakeTSClient{}
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zl, err := zap.NewDevelopment()
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if err != nil {
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t.Fatal(err)
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}
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tailnetTargetIP := "100.66.66.66"
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sr := &ServiceReconciler{
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Client: fc,
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ssr: &tailscaleSTSReconciler{
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Client: fc,
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tsClient: ft,
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defaultTags: []string{"tag:k8s"},
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operatorNamespace: "operator-ns",
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proxyImage: "tailscale/tailscale",
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},
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logger: zl.Sugar(),
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}
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// Create a service that we should manage, and check that the initial round
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// of objects looks right.
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mustCreate(t, fc, &corev1.Service{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test",
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Namespace: "default",
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// The apiserver is supposed to set the UID, but the fake client
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// doesn't. So, set it explicitly because other code later depends
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// on it being set.
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UID: types.UID("1234-UID"),
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Annotations: map[string]string{
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AnnotationTailnetTargetIP: tailnetTargetIP,
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},
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},
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Spec: corev1.ServiceSpec{
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Type: corev1.ServiceTypeClusterIP,
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Selector: map[string]string{
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"foo": "bar",
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},
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},
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})
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expectReconciled(t, sr, "default", "test")
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fullName, shortName := findGenName(t, fc, "default", "test", "svc")
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o := configOpts{
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stsName: shortName,
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secretName: fullName,
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namespace: "default",
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parentType: "svc",
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tailnetTargetIP: tailnetTargetIP,
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hostname: "default-test",
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}
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expectEqual(t, fc, expectedSecret(t, o))
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expectEqual(t, fc, expectedHeadlessService(shortName, "svc"))
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expectEqual(t, fc, expectedSTS(t, fc, o))
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want := &corev1.Service{
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TypeMeta: metav1.TypeMeta{
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Kind: "Service",
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APIVersion: "v1",
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},
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ObjectMeta: metav1.ObjectMeta{
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Name: "test",
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Namespace: "default",
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Finalizers: []string{"tailscale.com/finalizer"},
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UID: types.UID("1234-UID"),
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Annotations: map[string]string{
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AnnotationTailnetTargetIP: tailnetTargetIP,
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},
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},
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Spec: corev1.ServiceSpec{
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ExternalName: fmt.Sprintf("%s.operator-ns.svc.cluster.local", shortName),
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Type: corev1.ServiceTypeExternalName,
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Selector: nil,
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},
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}
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expectEqual(t, fc, want)
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expectEqual(t, fc, expectedSecret(t, o))
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expectEqual(t, fc, expectedHeadlessService(shortName, "svc"))
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expectEqual(t, fc, expectedSTS(t, fc, o))
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// Change the tailscale-target-ip annotation which should update the
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// StatefulSet
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tailnetTargetIP = "100.77.77.77"
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mustUpdate(t, fc, "default", "test", func(s *corev1.Service) {
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s.ObjectMeta.Annotations = map[string]string{
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AnnotationTailnetTargetIP: tailnetTargetIP,
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}
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})
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|
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// Remove the tailscale-target-ip annotation which should make the
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// operator clean up
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mustUpdate(t, fc, "default", "test", func(s *corev1.Service) {
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s.ObjectMeta.Annotations = map[string]string{}
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})
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expectReconciled(t, sr, "default", "test")
|
|
|
|
// // synchronous StatefulSet deletion triggers a requeue. But, the StatefulSet
|
|
// // didn't create any child resources since this is all faked, so the
|
|
// // deletion goes through immediately.
|
|
expectReconciled(t, sr, "default", "test")
|
|
expectMissing[appsv1.StatefulSet](t, fc, "operator-ns", shortName)
|
|
// // The deletion triggers another reconcile, to finish the cleanup.
|
|
expectReconciled(t, sr, "default", "test")
|
|
expectMissing[appsv1.StatefulSet](t, fc, "operator-ns", shortName)
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|
expectMissing[corev1.Service](t, fc, "operator-ns", shortName)
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expectMissing[corev1.Secret](t, fc, "operator-ns", fullName)
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|
}
|
|
|
|
func TestAnnotations(t *testing.T) {
|
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fc := fake.NewFakeClient()
|
|
ft := &fakeTSClient{}
|
|
zl, err := zap.NewDevelopment()
|
|
if err != nil {
|
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t.Fatal(err)
|
|
}
|
|
sr := &ServiceReconciler{
|
|
Client: fc,
|
|
ssr: &tailscaleSTSReconciler{
|
|
Client: fc,
|
|
tsClient: ft,
|
|
defaultTags: []string{"tag:k8s"},
|
|
operatorNamespace: "operator-ns",
|
|
proxyImage: "tailscale/tailscale",
|
|
},
|
|
logger: zl.Sugar(),
|
|
}
|
|
|
|
// Create a service that we should manage, and check that the initial round
|
|
// of objects looks right.
|
|
mustCreate(t, fc, &corev1.Service{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "test",
|
|
Namespace: "default",
|
|
// The apiserver is supposed to set the UID, but the fake client
|
|
// doesn't. So, set it explicitly because other code later depends
|
|
// on it being set.
|
|
UID: types.UID("1234-UID"),
|
|
Annotations: map[string]string{
|
|
"tailscale.com/expose": "true",
|
|
},
|
|
},
|
|
Spec: corev1.ServiceSpec{
|
|
ClusterIP: "10.20.30.40",
|
|
Type: corev1.ServiceTypeClusterIP,
|
|
},
|
|
})
|
|
|
|
expectReconciled(t, sr, "default", "test")
|
|
|
|
fullName, shortName := findGenName(t, fc, "default", "test", "svc")
|
|
o := configOpts{
|
|
stsName: shortName,
|
|
secretName: fullName,
|
|
namespace: "default",
|
|
parentType: "svc",
|
|
hostname: "default-test",
|
|
clusterTargetIP: "10.20.30.40",
|
|
}
|
|
|
|
expectEqual(t, fc, expectedSecret(t, o))
|
|
expectEqual(t, fc, expectedHeadlessService(shortName, "svc"))
|
|
expectEqual(t, fc, expectedSTS(t, fc, o))
|
|
want := &corev1.Service{
|
|
TypeMeta: metav1.TypeMeta{
|
|
Kind: "Service",
|
|
APIVersion: "v1",
|
|
},
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "test",
|
|
Namespace: "default",
|
|
Finalizers: []string{"tailscale.com/finalizer"},
|
|
UID: types.UID("1234-UID"),
|
|
Annotations: map[string]string{
|
|
"tailscale.com/expose": "true",
|
|
},
|
|
},
|
|
Spec: corev1.ServiceSpec{
|
|
ClusterIP: "10.20.30.40",
|
|
Type: corev1.ServiceTypeClusterIP,
|
|
},
|
|
}
|
|
expectEqual(t, fc, want)
|
|
|
|
// Turn the service back into a ClusterIP service, which should make the
|
|
// operator clean up.
|
|
mustUpdate(t, fc, "default", "test", func(s *corev1.Service) {
|
|
delete(s.ObjectMeta.Annotations, "tailscale.com/expose")
|
|
})
|
|
// synchronous StatefulSet deletion triggers a requeue. But, the StatefulSet
|
|
// didn't create any child resources since this is all faked, so the
|
|
// deletion goes through immediately.
|
|
expectReconciled(t, sr, "default", "test")
|
|
expectMissing[appsv1.StatefulSet](t, fc, "operator-ns", shortName)
|
|
// Second time around, the rest of cleanup happens.
|
|
expectReconciled(t, sr, "default", "test")
|
|
expectMissing[appsv1.StatefulSet](t, fc, "operator-ns", shortName)
|
|
expectMissing[corev1.Service](t, fc, "operator-ns", shortName)
|
|
expectMissing[corev1.Secret](t, fc, "operator-ns", fullName)
|
|
want = &corev1.Service{
|
|
TypeMeta: metav1.TypeMeta{
|
|
Kind: "Service",
|
|
APIVersion: "v1",
|
|
},
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "test",
|
|
Namespace: "default",
|
|
UID: types.UID("1234-UID"),
|
|
},
|
|
Spec: corev1.ServiceSpec{
|
|
ClusterIP: "10.20.30.40",
|
|
Type: corev1.ServiceTypeClusterIP,
|
|
},
|
|
}
|
|
expectEqual(t, fc, want)
|
|
}
|
|
|
|
func TestAnnotationIntoLB(t *testing.T) {
|
|
fc := fake.NewFakeClient()
|
|
ft := &fakeTSClient{}
|
|
zl, err := zap.NewDevelopment()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
sr := &ServiceReconciler{
|
|
Client: fc,
|
|
ssr: &tailscaleSTSReconciler{
|
|
Client: fc,
|
|
tsClient: ft,
|
|
defaultTags: []string{"tag:k8s"},
|
|
operatorNamespace: "operator-ns",
|
|
proxyImage: "tailscale/tailscale",
|
|
},
|
|
logger: zl.Sugar(),
|
|
}
|
|
|
|
// Create a service that we should manage, and check that the initial round
|
|
// of objects looks right.
|
|
mustCreate(t, fc, &corev1.Service{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "test",
|
|
Namespace: "default",
|
|
// The apiserver is supposed to set the UID, but the fake client
|
|
// doesn't. So, set it explicitly because other code later depends
|
|
// on it being set.
|
|
UID: types.UID("1234-UID"),
|
|
Annotations: map[string]string{
|
|
"tailscale.com/expose": "true",
|
|
},
|
|
},
|
|
Spec: corev1.ServiceSpec{
|
|
ClusterIP: "10.20.30.40",
|
|
Type: corev1.ServiceTypeClusterIP,
|
|
},
|
|
})
|
|
|
|
expectReconciled(t, sr, "default", "test")
|
|
|
|
fullName, shortName := findGenName(t, fc, "default", "test", "svc")
|
|
o := configOpts{
|
|
stsName: shortName,
|
|
secretName: fullName,
|
|
namespace: "default",
|
|
parentType: "svc",
|
|
hostname: "default-test",
|
|
clusterTargetIP: "10.20.30.40",
|
|
}
|
|
|
|
expectEqual(t, fc, expectedSecret(t, o))
|
|
expectEqual(t, fc, expectedHeadlessService(shortName, "svc"))
|
|
expectEqual(t, fc, expectedSTS(t, fc, o))
|
|
|
|
// Normally the Tailscale proxy pod would come up here and write its info
|
|
// into the secret. Simulate that, since it would have normally happened at
|
|
// this point and the LoadBalancer is going to expect this.
|
|
mustUpdate(t, fc, "operator-ns", fullName, func(s *corev1.Secret) {
|
|
if s.Data == nil {
|
|
s.Data = map[string][]byte{}
|
|
}
|
|
s.Data["device_id"] = []byte("ts-id-1234")
|
|
s.Data["device_fqdn"] = []byte("tailscale.device.name.")
|
|
s.Data["device_ips"] = []byte(`["100.99.98.97", "2c0a:8083:94d4:2012:3165:34a5:3616:5fdf"]`)
|
|
})
|
|
expectReconciled(t, sr, "default", "test")
|
|
want := &corev1.Service{
|
|
TypeMeta: metav1.TypeMeta{
|
|
Kind: "Service",
|
|
APIVersion: "v1",
|
|
},
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "test",
|
|
Namespace: "default",
|
|
Finalizers: []string{"tailscale.com/finalizer"},
|
|
UID: types.UID("1234-UID"),
|
|
Annotations: map[string]string{
|
|
"tailscale.com/expose": "true",
|
|
},
|
|
},
|
|
Spec: corev1.ServiceSpec{
|
|
ClusterIP: "10.20.30.40",
|
|
Type: corev1.ServiceTypeClusterIP,
|
|
},
|
|
}
|
|
expectEqual(t, fc, want)
|
|
|
|
// Remove Tailscale's annotation, and at the same time convert the service
|
|
// into a tailscale LoadBalancer.
|
|
mustUpdate(t, fc, "default", "test", func(s *corev1.Service) {
|
|
delete(s.ObjectMeta.Annotations, "tailscale.com/expose")
|
|
s.Spec.Type = corev1.ServiceTypeLoadBalancer
|
|
s.Spec.LoadBalancerClass = ptr.To("tailscale")
|
|
})
|
|
expectReconciled(t, sr, "default", "test")
|
|
// None of the proxy machinery should have changed...
|
|
expectEqual(t, fc, expectedHeadlessService(shortName, "svc"))
|
|
expectEqual(t, fc, expectedSTS(t, fc, o))
|
|
// ... but the service should have a LoadBalancer status.
|
|
|
|
want = &corev1.Service{
|
|
TypeMeta: metav1.TypeMeta{
|
|
Kind: "Service",
|
|
APIVersion: "v1",
|
|
},
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "test",
|
|
Namespace: "default",
|
|
Finalizers: []string{"tailscale.com/finalizer"},
|
|
UID: types.UID("1234-UID"),
|
|
},
|
|
Spec: corev1.ServiceSpec{
|
|
ClusterIP: "10.20.30.40",
|
|
Type: corev1.ServiceTypeLoadBalancer,
|
|
LoadBalancerClass: ptr.To("tailscale"),
|
|
},
|
|
Status: corev1.ServiceStatus{
|
|
LoadBalancer: corev1.LoadBalancerStatus{
|
|
Ingress: []corev1.LoadBalancerIngress{
|
|
{
|
|
Hostname: "tailscale.device.name",
|
|
},
|
|
{
|
|
IP: "100.99.98.97",
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
expectEqual(t, fc, want)
|
|
}
|
|
|
|
func TestLBIntoAnnotation(t *testing.T) {
|
|
fc := fake.NewFakeClient()
|
|
ft := &fakeTSClient{}
|
|
zl, err := zap.NewDevelopment()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
sr := &ServiceReconciler{
|
|
Client: fc,
|
|
ssr: &tailscaleSTSReconciler{
|
|
Client: fc,
|
|
tsClient: ft,
|
|
defaultTags: []string{"tag:k8s"},
|
|
operatorNamespace: "operator-ns",
|
|
proxyImage: "tailscale/tailscale",
|
|
},
|
|
logger: zl.Sugar(),
|
|
}
|
|
|
|
// Create a service that we should manage, and check that the initial round
|
|
// of objects looks right.
|
|
mustCreate(t, fc, &corev1.Service{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "test",
|
|
Namespace: "default",
|
|
// The apiserver is supposed to set the UID, but the fake client
|
|
// doesn't. So, set it explicitly because other code later depends
|
|
// on it being set.
|
|
UID: types.UID("1234-UID"),
|
|
},
|
|
Spec: corev1.ServiceSpec{
|
|
ClusterIP: "10.20.30.40",
|
|
Type: corev1.ServiceTypeLoadBalancer,
|
|
LoadBalancerClass: ptr.To("tailscale"),
|
|
},
|
|
})
|
|
|
|
expectReconciled(t, sr, "default", "test")
|
|
|
|
fullName, shortName := findGenName(t, fc, "default", "test", "svc")
|
|
o := configOpts{
|
|
stsName: shortName,
|
|
secretName: fullName,
|
|
namespace: "default",
|
|
parentType: "svc",
|
|
hostname: "default-test",
|
|
clusterTargetIP: "10.20.30.40",
|
|
}
|
|
|
|
expectEqual(t, fc, expectedSecret(t, o))
|
|
expectEqual(t, fc, expectedHeadlessService(shortName, "svc"))
|
|
expectEqual(t, fc, expectedSTS(t, fc, o))
|
|
|
|
// Normally the Tailscale proxy pod would come up here and write its info
|
|
// into the secret. Simulate that, then verify reconcile again and verify
|
|
// that we get to the end.
|
|
mustUpdate(t, fc, "operator-ns", fullName, func(s *corev1.Secret) {
|
|
if s.Data == nil {
|
|
s.Data = map[string][]byte{}
|
|
}
|
|
s.Data["device_id"] = []byte("ts-id-1234")
|
|
s.Data["device_fqdn"] = []byte("tailscale.device.name.")
|
|
s.Data["device_ips"] = []byte(`["100.99.98.97", "2c0a:8083:94d4:2012:3165:34a5:3616:5fdf"]`)
|
|
})
|
|
expectReconciled(t, sr, "default", "test")
|
|
want := &corev1.Service{
|
|
TypeMeta: metav1.TypeMeta{
|
|
Kind: "Service",
|
|
APIVersion: "v1",
|
|
},
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "test",
|
|
Namespace: "default",
|
|
Finalizers: []string{"tailscale.com/finalizer"},
|
|
UID: types.UID("1234-UID"),
|
|
},
|
|
Spec: corev1.ServiceSpec{
|
|
ClusterIP: "10.20.30.40",
|
|
Type: corev1.ServiceTypeLoadBalancer,
|
|
LoadBalancerClass: ptr.To("tailscale"),
|
|
},
|
|
Status: corev1.ServiceStatus{
|
|
LoadBalancer: corev1.LoadBalancerStatus{
|
|
Ingress: []corev1.LoadBalancerIngress{
|
|
{
|
|
Hostname: "tailscale.device.name",
|
|
},
|
|
{
|
|
IP: "100.99.98.97",
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
expectEqual(t, fc, want)
|
|
|
|
// Turn the service back into a ClusterIP service, but also add the
|
|
// tailscale annotation.
|
|
mustUpdate(t, fc, "default", "test", func(s *corev1.Service) {
|
|
s.ObjectMeta.Annotations = map[string]string{
|
|
"tailscale.com/expose": "true",
|
|
}
|
|
s.Spec.Type = corev1.ServiceTypeClusterIP
|
|
s.Spec.LoadBalancerClass = nil
|
|
})
|
|
mustUpdateStatus(t, fc, "default", "test", func(s *corev1.Service) {
|
|
// Fake client doesn't automatically delete the LoadBalancer status when
|
|
// changing away from the LoadBalancer type, we have to do
|
|
// controller-manager's work by hand.
|
|
s.Status = corev1.ServiceStatus{}
|
|
})
|
|
expectReconciled(t, sr, "default", "test")
|
|
|
|
expectEqual(t, fc, expectedHeadlessService(shortName, "svc"))
|
|
expectEqual(t, fc, expectedSTS(t, fc, o))
|
|
|
|
want = &corev1.Service{
|
|
TypeMeta: metav1.TypeMeta{
|
|
Kind: "Service",
|
|
APIVersion: "v1",
|
|
},
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "test",
|
|
Namespace: "default",
|
|
Finalizers: []string{"tailscale.com/finalizer"},
|
|
Annotations: map[string]string{
|
|
"tailscale.com/expose": "true",
|
|
},
|
|
UID: types.UID("1234-UID"),
|
|
},
|
|
Spec: corev1.ServiceSpec{
|
|
ClusterIP: "10.20.30.40",
|
|
Type: corev1.ServiceTypeClusterIP,
|
|
},
|
|
}
|
|
expectEqual(t, fc, want)
|
|
}
|
|
|
|
func TestCustomHostname(t *testing.T) {
|
|
fc := fake.NewFakeClient()
|
|
ft := &fakeTSClient{}
|
|
zl, err := zap.NewDevelopment()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
sr := &ServiceReconciler{
|
|
Client: fc,
|
|
ssr: &tailscaleSTSReconciler{
|
|
Client: fc,
|
|
tsClient: ft,
|
|
defaultTags: []string{"tag:k8s"},
|
|
operatorNamespace: "operator-ns",
|
|
proxyImage: "tailscale/tailscale",
|
|
},
|
|
logger: zl.Sugar(),
|
|
}
|
|
|
|
// Create a service that we should manage, and check that the initial round
|
|
// of objects looks right.
|
|
mustCreate(t, fc, &corev1.Service{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "test",
|
|
Namespace: "default",
|
|
// The apiserver is supposed to set the UID, but the fake client
|
|
// doesn't. So, set it explicitly because other code later depends
|
|
// on it being set.
|
|
UID: types.UID("1234-UID"),
|
|
Annotations: map[string]string{
|
|
"tailscale.com/expose": "true",
|
|
"tailscale.com/hostname": "reindeer-flotilla",
|
|
},
|
|
},
|
|
Spec: corev1.ServiceSpec{
|
|
ClusterIP: "10.20.30.40",
|
|
Type: corev1.ServiceTypeClusterIP,
|
|
},
|
|
})
|
|
|
|
expectReconciled(t, sr, "default", "test")
|
|
|
|
fullName, shortName := findGenName(t, fc, "default", "test", "svc")
|
|
o := configOpts{
|
|
stsName: shortName,
|
|
secretName: fullName,
|
|
namespace: "default",
|
|
parentType: "svc",
|
|
hostname: "reindeer-flotilla",
|
|
clusterTargetIP: "10.20.30.40",
|
|
}
|
|
|
|
expectEqual(t, fc, expectedSecret(t, o))
|
|
expectEqual(t, fc, expectedHeadlessService(shortName, "svc"))
|
|
expectEqual(t, fc, expectedSTS(t, fc, o))
|
|
want := &corev1.Service{
|
|
TypeMeta: metav1.TypeMeta{
|
|
Kind: "Service",
|
|
APIVersion: "v1",
|
|
},
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "test",
|
|
Namespace: "default",
|
|
Finalizers: []string{"tailscale.com/finalizer"},
|
|
UID: types.UID("1234-UID"),
|
|
Annotations: map[string]string{
|
|
"tailscale.com/expose": "true",
|
|
"tailscale.com/hostname": "reindeer-flotilla",
|
|
},
|
|
},
|
|
Spec: corev1.ServiceSpec{
|
|
ClusterIP: "10.20.30.40",
|
|
Type: corev1.ServiceTypeClusterIP,
|
|
},
|
|
}
|
|
expectEqual(t, fc, want)
|
|
|
|
// Turn the service back into a ClusterIP service, which should make the
|
|
// operator clean up.
|
|
mustUpdate(t, fc, "default", "test", func(s *corev1.Service) {
|
|
delete(s.ObjectMeta.Annotations, "tailscale.com/expose")
|
|
})
|
|
// synchronous StatefulSet deletion triggers a requeue. But, the StatefulSet
|
|
// didn't create any child resources since this is all faked, so the
|
|
// deletion goes through immediately.
|
|
expectReconciled(t, sr, "default", "test")
|
|
expectMissing[appsv1.StatefulSet](t, fc, "operator-ns", shortName)
|
|
// Second time around, the rest of cleanup happens.
|
|
expectReconciled(t, sr, "default", "test")
|
|
expectMissing[appsv1.StatefulSet](t, fc, "operator-ns", shortName)
|
|
expectMissing[corev1.Service](t, fc, "operator-ns", shortName)
|
|
expectMissing[corev1.Secret](t, fc, "operator-ns", fullName)
|
|
want = &corev1.Service{
|
|
TypeMeta: metav1.TypeMeta{
|
|
Kind: "Service",
|
|
APIVersion: "v1",
|
|
},
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "test",
|
|
Namespace: "default",
|
|
UID: types.UID("1234-UID"),
|
|
Annotations: map[string]string{
|
|
"tailscale.com/hostname": "reindeer-flotilla",
|
|
},
|
|
},
|
|
Spec: corev1.ServiceSpec{
|
|
ClusterIP: "10.20.30.40",
|
|
Type: corev1.ServiceTypeClusterIP,
|
|
},
|
|
}
|
|
expectEqual(t, fc, want)
|
|
}
|
|
|
|
func TestCustomPriorityClassName(t *testing.T) {
|
|
fc := fake.NewFakeClient()
|
|
ft := &fakeTSClient{}
|
|
zl, err := zap.NewDevelopment()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
sr := &ServiceReconciler{
|
|
Client: fc,
|
|
ssr: &tailscaleSTSReconciler{
|
|
Client: fc,
|
|
tsClient: ft,
|
|
defaultTags: []string{"tag:k8s"},
|
|
operatorNamespace: "operator-ns",
|
|
proxyImage: "tailscale/tailscale",
|
|
proxyPriorityClassName: "custom-priority-class-name",
|
|
},
|
|
logger: zl.Sugar(),
|
|
}
|
|
|
|
// Create a service that we should manage, and check that the initial round
|
|
// of objects looks right.
|
|
mustCreate(t, fc, &corev1.Service{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "test",
|
|
Namespace: "default",
|
|
// The apiserver is supposed to set the UID, but the fake client
|
|
// doesn't. So, set it explicitly because other code later depends
|
|
// on it being set.
|
|
UID: types.UID("1234-UID"),
|
|
Annotations: map[string]string{
|
|
"tailscale.com/expose": "true",
|
|
"tailscale.com/hostname": "tailscale-critical",
|
|
},
|
|
},
|
|
Spec: corev1.ServiceSpec{
|
|
ClusterIP: "10.20.30.40",
|
|
Type: corev1.ServiceTypeClusterIP,
|
|
},
|
|
})
|
|
|
|
expectReconciled(t, sr, "default", "test")
|
|
|
|
fullName, shortName := findGenName(t, fc, "default", "test", "svc")
|
|
o := configOpts{
|
|
stsName: shortName,
|
|
secretName: fullName,
|
|
namespace: "default",
|
|
parentType: "svc",
|
|
hostname: "tailscale-critical",
|
|
priorityClassName: "custom-priority-class-name",
|
|
clusterTargetIP: "10.20.30.40",
|
|
}
|
|
|
|
expectEqual(t, fc, expectedSTS(t, fc, o))
|
|
}
|
|
|
|
func TestProxyClassForService(t *testing.T) {
|
|
// Setup
|
|
pc := &tsapi.ProxyClass{
|
|
ObjectMeta: metav1.ObjectMeta{Name: "custom-metadata"},
|
|
Spec: tsapi.ProxyClassSpec{StatefulSet: &tsapi.StatefulSet{
|
|
Labels: map[string]string{"foo": "bar"},
|
|
Annotations: map[string]string{"bar.io/foo": "some-val"},
|
|
Pod: &tsapi.Pod{Annotations: map[string]string{"foo.io/bar": "some-val"}}}},
|
|
}
|
|
fc := fake.NewClientBuilder().
|
|
WithScheme(tsapi.GlobalScheme).
|
|
WithObjects(pc).
|
|
WithStatusSubresource(pc).
|
|
Build()
|
|
ft := &fakeTSClient{}
|
|
zl, err := zap.NewDevelopment()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
sr := &ServiceReconciler{
|
|
Client: fc,
|
|
ssr: &tailscaleSTSReconciler{
|
|
Client: fc,
|
|
tsClient: ft,
|
|
defaultTags: []string{"tag:k8s"},
|
|
operatorNamespace: "operator-ns",
|
|
proxyImage: "tailscale/tailscale",
|
|
},
|
|
logger: zl.Sugar(),
|
|
}
|
|
|
|
// 1. A new tailscale LoadBalancer Service is created without any
|
|
// ProxyClass. Resources get created for it as usual.
|
|
mustCreate(t, fc, &corev1.Service{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "test",
|
|
Namespace: "default",
|
|
// The apiserver is supposed to set the UID, but the fake client
|
|
// doesn't. So, set it explicitly because other code later depends
|
|
// on it being set.
|
|
UID: types.UID("1234-UID"),
|
|
},
|
|
Spec: corev1.ServiceSpec{
|
|
ClusterIP: "10.20.30.40",
|
|
Type: corev1.ServiceTypeLoadBalancer,
|
|
LoadBalancerClass: ptr.To("tailscale"),
|
|
},
|
|
})
|
|
expectReconciled(t, sr, "default", "test")
|
|
fullName, shortName := findGenName(t, fc, "default", "test", "svc")
|
|
opts := configOpts{
|
|
stsName: shortName,
|
|
secretName: fullName,
|
|
namespace: "default",
|
|
parentType: "svc",
|
|
hostname: "default-test",
|
|
clusterTargetIP: "10.20.30.40",
|
|
}
|
|
expectEqual(t, fc, expectedSecret(t, opts))
|
|
expectEqual(t, fc, expectedHeadlessService(shortName, "svc"))
|
|
expectEqual(t, fc, expectedSTS(t, fc, opts))
|
|
|
|
// 2. The Service gets updated with tailscale.com/proxy-class label
|
|
// pointing at the 'custom-metadata' ProxyClass. The ProxyClass is not
|
|
// yet ready, so no changes are actually applied to the proxy resources.
|
|
mustUpdate(t, fc, "default", "test", func(svc *corev1.Service) {
|
|
mak.Set(&svc.Labels, LabelProxyClass, "custom-metadata")
|
|
})
|
|
expectReconciled(t, sr, "default", "test")
|
|
expectEqual(t, fc, expectedSTS(t, fc, opts))
|
|
|
|
// 3. ProxyClass is set to Ready, the Service gets reconciled by the
|
|
// services-reconciler and the customization from the ProxyClass is
|
|
// applied to the proxy resources.
|
|
mustUpdateStatus(t, fc, "", "custom-metadata", func(pc *tsapi.ProxyClass) {
|
|
pc.Status = tsapi.ProxyClassStatus{
|
|
Conditions: []tsapi.ConnectorCondition{{
|
|
Status: metav1.ConditionTrue,
|
|
Type: tsapi.ProxyClassready,
|
|
ObservedGeneration: pc.Generation,
|
|
}}}
|
|
})
|
|
opts.proxyClass = pc.Name
|
|
expectReconciled(t, sr, "default", "test")
|
|
expectEqual(t, fc, expectedSTS(t, fc, opts))
|
|
|
|
// 4. tailscale.com/proxy-class label is removed from the Service, the
|
|
// configuration from the ProxyClass is removed from the cluster
|
|
// resources.
|
|
mustUpdate(t, fc, "default", "test", func(svc *corev1.Service) {
|
|
delete(svc.Labels, LabelProxyClass)
|
|
})
|
|
opts.proxyClass = ""
|
|
expectReconciled(t, sr, "default", "test")
|
|
expectEqual(t, fc, expectedSTS(t, fc, opts))
|
|
}
|
|
|
|
func TestDefaultLoadBalancer(t *testing.T) {
|
|
fc := fake.NewFakeClient()
|
|
ft := &fakeTSClient{}
|
|
zl, err := zap.NewDevelopment()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
sr := &ServiceReconciler{
|
|
Client: fc,
|
|
ssr: &tailscaleSTSReconciler{
|
|
Client: fc,
|
|
tsClient: ft,
|
|
defaultTags: []string{"tag:k8s"},
|
|
operatorNamespace: "operator-ns",
|
|
proxyImage: "tailscale/tailscale",
|
|
},
|
|
logger: zl.Sugar(),
|
|
isDefaultLoadBalancer: true,
|
|
}
|
|
|
|
// Create a service that we should manage, and check that the initial round
|
|
// of objects looks right.
|
|
mustCreate(t, fc, &corev1.Service{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "test",
|
|
Namespace: "default",
|
|
// The apiserver is supposed to set the UID, but the fake client
|
|
// doesn't. So, set it explicitly because other code later depends
|
|
// on it being set.
|
|
UID: types.UID("1234-UID"),
|
|
},
|
|
Spec: corev1.ServiceSpec{
|
|
ClusterIP: "10.20.30.40",
|
|
Type: corev1.ServiceTypeLoadBalancer,
|
|
},
|
|
})
|
|
|
|
expectReconciled(t, sr, "default", "test")
|
|
|
|
fullName, shortName := findGenName(t, fc, "default", "test", "svc")
|
|
|
|
expectEqual(t, fc, expectedHeadlessService(shortName, "svc"))
|
|
o := configOpts{
|
|
stsName: shortName,
|
|
secretName: fullName,
|
|
namespace: "default",
|
|
parentType: "svc",
|
|
hostname: "default-test",
|
|
clusterTargetIP: "10.20.30.40",
|
|
}
|
|
expectEqual(t, fc, expectedSTS(t, fc, o))
|
|
}
|
|
|
|
func TestProxyFirewallMode(t *testing.T) {
|
|
fc := fake.NewFakeClient()
|
|
ft := &fakeTSClient{}
|
|
zl, err := zap.NewDevelopment()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
sr := &ServiceReconciler{
|
|
Client: fc,
|
|
ssr: &tailscaleSTSReconciler{
|
|
Client: fc,
|
|
tsClient: ft,
|
|
defaultTags: []string{"tag:k8s"},
|
|
operatorNamespace: "operator-ns",
|
|
proxyImage: "tailscale/tailscale",
|
|
tsFirewallMode: "nftables",
|
|
},
|
|
logger: zl.Sugar(),
|
|
isDefaultLoadBalancer: true,
|
|
}
|
|
|
|
// Create a service that we should manage, and check that the initial round
|
|
// of objects looks right.
|
|
mustCreate(t, fc, &corev1.Service{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "test",
|
|
Namespace: "default",
|
|
// The apiserver is supposed to set the UID, but the fake client
|
|
// doesn't. So, set it explicitly because other code later depends
|
|
// on it being set.
|
|
UID: types.UID("1234-UID"),
|
|
},
|
|
Spec: corev1.ServiceSpec{
|
|
ClusterIP: "10.20.30.40",
|
|
Type: corev1.ServiceTypeLoadBalancer,
|
|
},
|
|
})
|
|
|
|
expectReconciled(t, sr, "default", "test")
|
|
|
|
fullName, shortName := findGenName(t, fc, "default", "test", "svc")
|
|
o := configOpts{
|
|
stsName: shortName,
|
|
secretName: fullName,
|
|
namespace: "default",
|
|
parentType: "svc",
|
|
hostname: "default-test",
|
|
firewallMode: "nftables",
|
|
clusterTargetIP: "10.20.30.40",
|
|
}
|
|
expectEqual(t, fc, expectedSTS(t, fc, o))
|
|
|
|
}
|
|
|
|
func Test_isMagicDNSName(t *testing.T) {
|
|
tests := []struct {
|
|
in string
|
|
want bool
|
|
}{
|
|
{
|
|
in: "foo.tail4567.ts.net",
|
|
want: true,
|
|
},
|
|
{
|
|
in: "foo.tail4567.ts.net.",
|
|
want: true,
|
|
},
|
|
{
|
|
in: "foo.tail4567",
|
|
want: false,
|
|
},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.in, func(t *testing.T) {
|
|
if got := isMagicDNSName(tt.in); got != tt.want {
|
|
t.Errorf("isMagicDNSName(%q) = %v, want %v", tt.in, got, tt.want)
|
|
}
|
|
})
|
|
}
|
|
}
|