mirror of
https://github.com/tailscale/tailscale.git
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5dc11d50f7
This commit modifies the recorder node reconciler to include the environment variable added in https://github.com/tailscale/corp/pull/30058 which allows for configuration of the coordination server. Updates https://github.com/tailscale/corp/issues/29847 Signed-off-by: David Bond <davidsbond93@gmail.com>
259 lines
8.6 KiB
Go
259 lines
8.6 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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"context"
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"encoding/json"
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"strings"
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"testing"
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"github.com/google/go-cmp/cmp"
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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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rbacv1 "k8s.io/api/rbac/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/client-go/tools/record"
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"sigs.k8s.io/controller-runtime/pkg/client"
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"sigs.k8s.io/controller-runtime/pkg/client/fake"
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tsoperator "tailscale.com/k8s-operator"
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tsapi "tailscale.com/k8s-operator/apis/v1alpha1"
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"tailscale.com/tstest"
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)
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const (
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tsNamespace = "tailscale"
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tsLoginServer = "example.tailscale.com"
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)
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func TestRecorder(t *testing.T) {
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tsr := &tsapi.Recorder{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test",
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Finalizers: []string{"tailscale.com/finalizer"},
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},
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}
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fc := fake.NewClientBuilder().
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WithScheme(tsapi.GlobalScheme).
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WithObjects(tsr).
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WithStatusSubresource(tsr).
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Build()
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tsClient := &fakeTSClient{}
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zl, _ := zap.NewDevelopment()
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fr := record.NewFakeRecorder(2)
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cl := tstest.NewClock(tstest.ClockOpts{})
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reconciler := &RecorderReconciler{
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tsNamespace: tsNamespace,
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Client: fc,
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tsClient: tsClient,
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recorder: fr,
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l: zl.Sugar(),
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clock: cl,
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loginServer: tsLoginServer,
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}
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t.Run("invalid_spec_gives_an_error_condition", func(t *testing.T) {
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expectReconciled(t, reconciler, "", tsr.Name)
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msg := "Recorder is invalid: must either enable UI or use S3 storage to ensure recordings are accessible"
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tsoperator.SetRecorderCondition(tsr, tsapi.RecorderReady, metav1.ConditionFalse, reasonRecorderInvalid, msg, 0, cl, zl.Sugar())
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expectEqual(t, fc, tsr)
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if expected := 0; reconciler.recorders.Len() != expected {
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t.Fatalf("expected %d recorders, got %d", expected, reconciler.recorders.Len())
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}
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expectRecorderResources(t, fc, tsr, false)
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expectedEvent := "Warning RecorderInvalid Recorder is invalid: must either enable UI or use S3 storage to ensure recordings are accessible"
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expectEvents(t, fr, []string{expectedEvent})
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tsr.Spec.EnableUI = true
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tsr.Spec.StatefulSet.Pod.ServiceAccount.Annotations = map[string]string{
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"invalid space characters": "test",
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}
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mustUpdate(t, fc, "", "test", func(t *tsapi.Recorder) {
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t.Spec = tsr.Spec
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})
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expectReconciled(t, reconciler, "", tsr.Name)
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// Only check part of this error message, because it's defined in an
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// external package and may change.
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if err := fc.Get(context.Background(), client.ObjectKey{
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Name: tsr.Name,
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}, tsr); err != nil {
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t.Fatal(err)
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}
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if len(tsr.Status.Conditions) != 1 {
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t.Fatalf("expected 1 condition, got %d", len(tsr.Status.Conditions))
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}
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cond := tsr.Status.Conditions[0]
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if cond.Type != string(tsapi.RecorderReady) || cond.Status != metav1.ConditionFalse || cond.Reason != reasonRecorderInvalid {
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t.Fatalf("expected condition RecorderReady false due to RecorderInvalid, got %v", cond)
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}
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for _, msg := range []string{cond.Message, <-fr.Events} {
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if !strings.Contains(msg, `"invalid space characters"`) {
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t.Fatalf("expected invalid annotation key in error message, got %q", cond.Message)
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}
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}
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})
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t.Run("conflicting_service_account_config_marked_as_invalid", func(t *testing.T) {
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mustCreate(t, fc, &corev1.ServiceAccount{
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ObjectMeta: metav1.ObjectMeta{
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Name: "pre-existing-sa",
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Namespace: tsNamespace,
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},
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})
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tsr.Spec.StatefulSet.Pod.ServiceAccount.Annotations = nil
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tsr.Spec.StatefulSet.Pod.ServiceAccount.Name = "pre-existing-sa"
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mustUpdate(t, fc, "", "test", func(t *tsapi.Recorder) {
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t.Spec = tsr.Spec
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})
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expectReconciled(t, reconciler, "", tsr.Name)
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msg := `Recorder is invalid: custom ServiceAccount name "pre-existing-sa" specified but conflicts with a pre-existing ServiceAccount in the tailscale namespace`
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tsoperator.SetRecorderCondition(tsr, tsapi.RecorderReady, metav1.ConditionFalse, reasonRecorderInvalid, msg, 0, cl, zl.Sugar())
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expectEqual(t, fc, tsr)
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if expected := 0; reconciler.recorders.Len() != expected {
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t.Fatalf("expected %d recorders, got %d", expected, reconciler.recorders.Len())
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}
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expectedEvent := "Warning RecorderInvalid " + msg
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expectEvents(t, fr, []string{expectedEvent})
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})
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t.Run("observe_Ready_true_status_condition_for_a_valid_spec", func(t *testing.T) {
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tsr.Spec.StatefulSet.Pod.ServiceAccount.Name = ""
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mustUpdate(t, fc, "", "test", func(t *tsapi.Recorder) {
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t.Spec = tsr.Spec
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})
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expectReconciled(t, reconciler, "", tsr.Name)
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tsoperator.SetRecorderCondition(tsr, tsapi.RecorderReady, metav1.ConditionTrue, reasonRecorderCreated, reasonRecorderCreated, 0, cl, zl.Sugar())
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expectEqual(t, fc, tsr)
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if expected := 1; reconciler.recorders.Len() != expected {
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t.Fatalf("expected %d recorders, got %d", expected, reconciler.recorders.Len())
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}
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expectRecorderResources(t, fc, tsr, true)
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})
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t.Run("valid_service_account_config", func(t *testing.T) {
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tsr.Spec.StatefulSet.Pod.ServiceAccount.Name = "test-sa"
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tsr.Spec.StatefulSet.Pod.ServiceAccount.Annotations = map[string]string{
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"test": "test",
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}
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mustUpdate(t, fc, "", "test", func(t *tsapi.Recorder) {
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t.Spec = tsr.Spec
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})
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expectReconciled(t, reconciler, "", tsr.Name)
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expectEqual(t, fc, tsr)
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if expected := 1; reconciler.recorders.Len() != expected {
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t.Fatalf("expected %d recorders, got %d", expected, reconciler.recorders.Len())
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}
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expectRecorderResources(t, fc, tsr, true)
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// Get the service account and check the annotations.
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sa := &corev1.ServiceAccount{}
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if err := fc.Get(context.Background(), client.ObjectKey{
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Name: tsr.Spec.StatefulSet.Pod.ServiceAccount.Name,
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Namespace: tsNamespace,
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}, sa); err != nil {
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t.Fatal(err)
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}
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if diff := cmp.Diff(sa.Annotations, tsr.Spec.StatefulSet.Pod.ServiceAccount.Annotations); diff != "" {
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t.Fatalf("unexpected service account annotations (-got +want):\n%s", diff)
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}
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if sa.Name != tsr.Spec.StatefulSet.Pod.ServiceAccount.Name {
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t.Fatalf("unexpected service account name: got %q, want %q", sa.Name, tsr.Spec.StatefulSet.Pod.ServiceAccount.Name)
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}
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expectMissing[corev1.ServiceAccount](t, fc, tsNamespace, tsr.Name)
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})
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t.Run("populate_node_info_in_state_secret_and_see_it_appear_in_status", func(t *testing.T) {
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bytes, err := json.Marshal(map[string]any{
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"Config": map[string]any{
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"NodeID": "nodeid-123",
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"UserProfile": map[string]any{
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"LoginName": "test-0.example.ts.net",
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},
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},
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})
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if err != nil {
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t.Fatal(err)
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}
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const key = "profile-abc"
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mustUpdate(t, fc, tsNamespace, "test-0", func(s *corev1.Secret) {
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s.Data = map[string][]byte{
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currentProfileKey: []byte(key),
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key: bytes,
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}
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})
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expectReconciled(t, reconciler, "", tsr.Name)
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tsr.Status.Devices = []tsapi.RecorderTailnetDevice{
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{
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Hostname: "hostname-nodeid-123",
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TailnetIPs: []string{"1.2.3.4", "::1"},
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URL: "https://test-0.example.ts.net",
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},
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}
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expectEqual(t, fc, tsr)
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})
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t.Run("delete_the_Recorder_and_observe_cleanup", func(t *testing.T) {
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if err := fc.Delete(context.Background(), tsr); err != nil {
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t.Fatal(err)
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}
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expectReconciled(t, reconciler, "", tsr.Name)
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expectMissing[tsapi.Recorder](t, fc, "", tsr.Name)
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if expected := 0; reconciler.recorders.Len() != expected {
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t.Fatalf("expected %d recorders, got %d", expected, reconciler.recorders.Len())
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}
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if diff := cmp.Diff(tsClient.deleted, []string{"nodeid-123"}); diff != "" {
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t.Fatalf("unexpected deleted devices (-got +want):\n%s", diff)
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}
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// The fake client does not clean up objects whose owner has been
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// deleted, so we can't test for the owned resources getting deleted.
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})
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}
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func expectRecorderResources(t *testing.T, fc client.WithWatch, tsr *tsapi.Recorder, shouldExist bool) {
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t.Helper()
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auth := tsrAuthSecret(tsr, tsNamespace, "secret-authkey")
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state := tsrStateSecret(tsr, tsNamespace)
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role := tsrRole(tsr, tsNamespace)
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roleBinding := tsrRoleBinding(tsr, tsNamespace)
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serviceAccount := tsrServiceAccount(tsr, tsNamespace)
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statefulSet := tsrStatefulSet(tsr, tsNamespace, tsLoginServer)
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if shouldExist {
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expectEqual(t, fc, auth)
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expectEqual(t, fc, state)
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expectEqual(t, fc, role)
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expectEqual(t, fc, roleBinding)
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expectEqual(t, fc, serviceAccount)
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expectEqual(t, fc, statefulSet, removeResourceReqs)
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} else {
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expectMissing[corev1.Secret](t, fc, auth.Namespace, auth.Name)
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expectMissing[corev1.Secret](t, fc, state.Namespace, state.Name)
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expectMissing[rbacv1.Role](t, fc, role.Namespace, role.Name)
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expectMissing[rbacv1.RoleBinding](t, fc, roleBinding.Namespace, roleBinding.Name)
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expectMissing[corev1.ServiceAccount](t, fc, serviceAccount.Namespace, serviceAccount.Name)
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expectMissing[appsv1.StatefulSet](t, fc, statefulSet.Namespace, statefulSet.Name)
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}
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}
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