971 lines
40 KiB
Go
971 lines
40 KiB
Go
// Copyright 2020-2021 the Pinniped contributors. All Rights Reserved.
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// SPDX-License-Identifier: Apache-2.0
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package ldapupstreamwatcher
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import (
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"context"
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"encoding/base64"
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"errors"
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"fmt"
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"sort"
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"testing"
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"time"
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"github.com/go-ldap/ldap/v3"
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"github.com/golang/mock/gomock"
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"github.com/stretchr/testify/require"
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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/runtime"
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"k8s.io/client-go/informers"
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"k8s.io/client-go/kubernetes/fake"
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"go.pinniped.dev/generated/latest/apis/supervisor/idp/v1alpha1"
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pinnipedfake "go.pinniped.dev/generated/latest/client/supervisor/clientset/versioned/fake"
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pinnipedinformers "go.pinniped.dev/generated/latest/client/supervisor/informers/externalversions"
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"go.pinniped.dev/internal/certauthority"
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"go.pinniped.dev/internal/controller/supervisorconfig/upstreamwatchers"
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"go.pinniped.dev/internal/controllerlib"
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"go.pinniped.dev/internal/endpointaddr"
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"go.pinniped.dev/internal/mocks/mockldapconn"
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"go.pinniped.dev/internal/oidc/provider"
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"go.pinniped.dev/internal/testutil"
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"go.pinniped.dev/internal/upstreamldap"
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)
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func TestLDAPUpstreamWatcherControllerFilterSecrets(t *testing.T) {
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t.Parallel()
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tests := []struct {
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name string
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secret metav1.Object
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wantAdd bool
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wantUpdate bool
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wantDelete bool
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}{
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{
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name: "a secret of the right type",
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secret: &corev1.Secret{
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Type: corev1.SecretTypeBasicAuth,
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ObjectMeta: metav1.ObjectMeta{Name: "some-name", Namespace: "some-namespace"},
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},
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wantAdd: true,
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wantUpdate: true,
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wantDelete: true,
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},
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{
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name: "a secret of the wrong type",
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secret: &corev1.Secret{
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Type: "this-is-the-wrong-type",
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ObjectMeta: metav1.ObjectMeta{Name: "some-name", Namespace: "some-namespace"},
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},
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},
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{
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name: "resource of a data type which is not watched by this controller",
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secret: &corev1.Namespace{
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ObjectMeta: metav1.ObjectMeta{Name: "some-name", Namespace: "some-namespace"},
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},
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},
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}
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for _, test := range tests {
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test := test
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t.Run(test.name, func(t *testing.T) {
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t.Parallel()
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fakePinnipedClient := pinnipedfake.NewSimpleClientset()
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pinnipedInformers := pinnipedinformers.NewSharedInformerFactory(fakePinnipedClient, 0)
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ldapIDPInformer := pinnipedInformers.IDP().V1alpha1().LDAPIdentityProviders()
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fakeKubeClient := fake.NewSimpleClientset()
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kubeInformers := informers.NewSharedInformerFactory(fakeKubeClient, 0)
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secretInformer := kubeInformers.Core().V1().Secrets()
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withInformer := testutil.NewObservableWithInformerOption()
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New(nil, nil, ldapIDPInformer, secretInformer, withInformer.WithInformer)
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unrelated := corev1.Secret{}
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filter := withInformer.GetFilterForInformer(secretInformer)
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require.Equal(t, test.wantAdd, filter.Add(test.secret))
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require.Equal(t, test.wantUpdate, filter.Update(&unrelated, test.secret))
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require.Equal(t, test.wantUpdate, filter.Update(test.secret, &unrelated))
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require.Equal(t, test.wantDelete, filter.Delete(test.secret))
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})
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}
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}
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func TestLDAPUpstreamWatcherControllerFilterLDAPIdentityProviders(t *testing.T) {
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t.Parallel()
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tests := []struct {
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name string
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idp metav1.Object
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wantAdd bool
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wantUpdate bool
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wantDelete bool
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}{
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{
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name: "any LDAPIdentityProvider",
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idp: &v1alpha1.LDAPIdentityProvider{
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ObjectMeta: metav1.ObjectMeta{Name: "some-name", Namespace: "some-namespace"},
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},
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wantAdd: true,
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wantUpdate: true,
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wantDelete: true,
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},
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}
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for _, test := range tests {
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test := test
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t.Run(test.name, func(t *testing.T) {
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t.Parallel()
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fakePinnipedClient := pinnipedfake.NewSimpleClientset()
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pinnipedInformers := pinnipedinformers.NewSharedInformerFactory(fakePinnipedClient, 0)
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ldapIDPInformer := pinnipedInformers.IDP().V1alpha1().LDAPIdentityProviders()
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fakeKubeClient := fake.NewSimpleClientset()
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kubeInformers := informers.NewSharedInformerFactory(fakeKubeClient, 0)
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secretInformer := kubeInformers.Core().V1().Secrets()
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withInformer := testutil.NewObservableWithInformerOption()
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New(nil, nil, ldapIDPInformer, secretInformer, withInformer.WithInformer)
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unrelated := corev1.Secret{}
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filter := withInformer.GetFilterForInformer(ldapIDPInformer)
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require.Equal(t, test.wantAdd, filter.Add(test.idp))
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require.Equal(t, test.wantUpdate, filter.Update(&unrelated, test.idp))
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require.Equal(t, test.wantUpdate, filter.Update(test.idp, &unrelated))
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require.Equal(t, test.wantDelete, filter.Delete(test.idp))
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})
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}
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}
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// Wrap the func into a struct so the test can do deep equal assertions on instances of upstreamldap.Provider.
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type comparableDialer struct {
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upstreamldap.LDAPDialerFunc
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}
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func TestLDAPUpstreamWatcherControllerSync(t *testing.T) {
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t.Parallel()
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now := metav1.NewTime(time.Now().UTC())
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const (
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testNamespace = "test-namespace"
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testName = "test-name"
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testSecretName = "test-bind-secret"
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testBindUsername = "test-bind-username"
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testBindPassword = "test-bind-password"
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testHost = "ldap.example.com:123"
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testUserSearchBase = "test-user-search-base"
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testUserSearchFilter = "test-user-search-filter"
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testGroupSearchBase = "test-group-search-base"
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testGroupSearchFilter = "test-group-search-filter"
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testUsernameAttrName = "test-username-attr"
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testGroupNameAttrName = "test-group-name-attr"
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testUIDAttrName = "test-uid-attr"
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)
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testValidSecretData := map[string][]byte{"username": []byte(testBindUsername), "password": []byte(testBindPassword)}
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testCA, err := certauthority.New("test CA", time.Minute)
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require.NoError(t, err)
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testCABundle := testCA.Bundle()
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testCABundleBase64Encoded := base64.StdEncoding.EncodeToString(testCABundle)
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validUpstream := &v1alpha1.LDAPIdentityProvider{
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ObjectMeta: metav1.ObjectMeta{Name: testName, Namespace: testNamespace, Generation: 1234},
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Spec: v1alpha1.LDAPIdentityProviderSpec{
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Host: testHost,
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TLS: &v1alpha1.TLSSpec{CertificateAuthorityData: testCABundleBase64Encoded},
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Bind: v1alpha1.LDAPIdentityProviderBind{SecretName: testSecretName},
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UserSearch: v1alpha1.LDAPIdentityProviderUserSearch{
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Base: testUserSearchBase,
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Filter: testUserSearchFilter,
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Attributes: v1alpha1.LDAPIdentityProviderUserSearchAttributes{
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Username: testUsernameAttrName,
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UID: testUIDAttrName,
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},
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},
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GroupSearch: v1alpha1.LDAPIdentityProviderGroupSearch{
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Base: testGroupSearchBase,
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Filter: testGroupSearchFilter,
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Attributes: v1alpha1.LDAPIdentityProviderGroupSearchAttributes{
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GroupName: testGroupNameAttrName,
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},
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},
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},
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}
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editedValidUpstream := func(editFunc func(*v1alpha1.LDAPIdentityProvider)) *v1alpha1.LDAPIdentityProvider {
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deepCopy := validUpstream.DeepCopy()
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editFunc(deepCopy)
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return deepCopy
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}
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providerConfigForValidUpstreamWithTLS := &upstreamldap.ProviderConfig{
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Name: testName,
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Host: testHost,
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ConnectionProtocol: upstreamldap.TLS,
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CABundle: testCABundle,
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BindUsername: testBindUsername,
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BindPassword: testBindPassword,
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UserSearch: upstreamldap.UserSearchConfig{
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Base: testUserSearchBase,
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Filter: testUserSearchFilter,
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UsernameAttribute: testUsernameAttrName,
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UIDAttribute: testUIDAttrName,
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},
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GroupSearch: upstreamldap.GroupSearchConfig{
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Base: testGroupSearchBase,
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Filter: testGroupSearchFilter,
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GroupNameAttribute: testGroupNameAttrName,
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},
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}
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// Make a copy with targeted changes.
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copyOfProviderConfigForValidUpstreamWithTLS := *providerConfigForValidUpstreamWithTLS
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providerConfigForValidUpstreamWithStartTLS := ©OfProviderConfigForValidUpstreamWithTLS
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providerConfigForValidUpstreamWithStartTLS.ConnectionProtocol = upstreamldap.StartTLS
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bindSecretValidTrueCondition := func(gen int64) v1alpha1.Condition {
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return v1alpha1.Condition{
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Type: "BindSecretValid",
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Status: "True",
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LastTransitionTime: now,
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Reason: "Success",
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Message: "loaded bind secret",
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ObservedGeneration: gen,
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}
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}
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ldapConnectionValidTrueCondition := func(gen int64, secretVersion string) v1alpha1.Condition {
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return v1alpha1.Condition{
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Type: "LDAPConnectionValid",
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Status: "True",
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LastTransitionTime: now,
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Reason: "Success",
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Message: fmt.Sprintf(
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`successfully able to connect to "%s" and bind as user "%s" [validated with Secret "%s" at version "%s"]`,
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testHost, testBindUsername, testSecretName, secretVersion),
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ObservedGeneration: gen,
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}
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}
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tlsConfigurationValidLoadedTrueCondition := func(gen int64) v1alpha1.Condition {
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return v1alpha1.Condition{
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Type: "TLSConfigurationValid",
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Status: "True",
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LastTransitionTime: now,
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Reason: "Success",
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Message: "loaded TLS configuration",
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ObservedGeneration: gen,
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}
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}
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allConditionsTrue := func(gen int64, secretVersion string) []v1alpha1.Condition {
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return []v1alpha1.Condition{
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bindSecretValidTrueCondition(gen),
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ldapConnectionValidTrueCondition(gen, secretVersion),
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tlsConfigurationValidLoadedTrueCondition(gen),
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}
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}
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validBindUserSecret := func(secretVersion string) *corev1.Secret {
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return &corev1.Secret{
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ObjectMeta: metav1.ObjectMeta{Name: testSecretName, Namespace: testNamespace, ResourceVersion: secretVersion},
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Type: corev1.SecretTypeBasicAuth,
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Data: testValidSecretData,
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}
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}
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tests := []struct {
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name string
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initialValidatedSettings map[string]upstreamwatchers.ValidatedSettings
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inputUpstreams []runtime.Object
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inputSecrets []runtime.Object
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setupMocks func(conn *mockldapconn.MockConn)
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dialErrors map[string]error
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wantErr string
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wantResultingCache []*upstreamldap.ProviderConfig
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wantResultingUpstreams []v1alpha1.LDAPIdentityProvider
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wantValidatedSettings map[string]upstreamwatchers.ValidatedSettings
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}{
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{
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name: "no LDAPIdentityProvider upstreams clears the cache",
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wantResultingCache: []*upstreamldap.ProviderConfig{},
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},
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{
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name: "one valid upstream updates the cache to include only that upstream",
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inputUpstreams: []runtime.Object{validUpstream},
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inputSecrets: []runtime.Object{validBindUserSecret("4242")},
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setupMocks: func(conn *mockldapconn.MockConn) {
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// Should perform a test dial and bind.
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conn.EXPECT().Bind(testBindUsername, testBindPassword).Times(1)
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conn.EXPECT().Close().Times(1)
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},
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wantResultingCache: []*upstreamldap.ProviderConfig{providerConfigForValidUpstreamWithTLS},
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wantResultingUpstreams: []v1alpha1.LDAPIdentityProvider{{
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ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName, Generation: 1234},
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Status: v1alpha1.LDAPIdentityProviderStatus{
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Phase: "Ready",
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Conditions: allConditionsTrue(1234, "4242"),
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},
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}},
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wantValidatedSettings: map[string]upstreamwatchers.ValidatedSettings{testName: {BindSecretResourceVersion: "4242", LDAPConnectionProtocol: upstreamldap.TLS}},
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},
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{
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name: "missing secret",
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inputUpstreams: []runtime.Object{validUpstream},
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inputSecrets: []runtime.Object{},
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wantErr: controllerlib.ErrSyntheticRequeue.Error(),
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wantResultingCache: []*upstreamldap.ProviderConfig{},
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wantResultingUpstreams: []v1alpha1.LDAPIdentityProvider{{
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ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName, Generation: 1234},
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Status: v1alpha1.LDAPIdentityProviderStatus{
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Phase: "Error",
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Conditions: []v1alpha1.Condition{
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{
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Type: "BindSecretValid",
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Status: "False",
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LastTransitionTime: now,
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Reason: "SecretNotFound",
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Message: fmt.Sprintf(`secret "%s" not found`, testSecretName),
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ObservedGeneration: 1234,
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},
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tlsConfigurationValidLoadedTrueCondition(1234),
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},
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},
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}},
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},
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{
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name: "secret has wrong type",
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inputUpstreams: []runtime.Object{validUpstream},
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inputSecrets: []runtime.Object{&corev1.Secret{
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ObjectMeta: metav1.ObjectMeta{Name: testSecretName, Namespace: testNamespace},
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Type: "some-other-type",
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Data: testValidSecretData,
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}},
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wantErr: controllerlib.ErrSyntheticRequeue.Error(),
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wantResultingCache: []*upstreamldap.ProviderConfig{},
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wantResultingUpstreams: []v1alpha1.LDAPIdentityProvider{{
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ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName, Generation: 1234},
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Status: v1alpha1.LDAPIdentityProviderStatus{
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Phase: "Error",
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Conditions: []v1alpha1.Condition{
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{
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Type: "BindSecretValid",
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Status: "False",
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LastTransitionTime: now,
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Reason: "SecretWrongType",
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Message: fmt.Sprintf(`referenced Secret "%s" has wrong type "some-other-type" (should be "kubernetes.io/basic-auth")`, testSecretName),
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ObservedGeneration: 1234,
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},
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tlsConfigurationValidLoadedTrueCondition(1234),
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},
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},
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}},
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},
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{
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name: "secret is missing key",
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inputUpstreams: []runtime.Object{validUpstream},
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inputSecrets: []runtime.Object{&corev1.Secret{
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ObjectMeta: metav1.ObjectMeta{Name: testSecretName, Namespace: testNamespace},
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Type: corev1.SecretTypeBasicAuth,
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}},
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wantErr: controllerlib.ErrSyntheticRequeue.Error(),
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wantResultingCache: []*upstreamldap.ProviderConfig{},
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wantResultingUpstreams: []v1alpha1.LDAPIdentityProvider{{
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ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName, Generation: 1234},
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Status: v1alpha1.LDAPIdentityProviderStatus{
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Phase: "Error",
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Conditions: []v1alpha1.Condition{
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{
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Type: "BindSecretValid",
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Status: "False",
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LastTransitionTime: now,
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Reason: "SecretMissingKeys",
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Message: fmt.Sprintf(`referenced Secret "%s" is missing required keys ["username" "password"]`, testSecretName),
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ObservedGeneration: 1234,
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},
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tlsConfigurationValidLoadedTrueCondition(1234),
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},
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},
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}},
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},
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{
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name: "CertificateAuthorityData is not base64 encoded",
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inputUpstreams: []runtime.Object{editedValidUpstream(func(upstream *v1alpha1.LDAPIdentityProvider) {
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upstream.Spec.TLS.CertificateAuthorityData = "this-is-not-base64-encoded"
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})},
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inputSecrets: []runtime.Object{validBindUserSecret("")},
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wantErr: controllerlib.ErrSyntheticRequeue.Error(),
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wantResultingCache: []*upstreamldap.ProviderConfig{},
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wantResultingUpstreams: []v1alpha1.LDAPIdentityProvider{{
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ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName, Generation: 1234},
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Status: v1alpha1.LDAPIdentityProviderStatus{
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Phase: "Error",
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Conditions: []v1alpha1.Condition{
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bindSecretValidTrueCondition(1234),
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{
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Type: "TLSConfigurationValid",
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Status: "False",
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LastTransitionTime: now,
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Reason: "InvalidTLSConfig",
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Message: "certificateAuthorityData is invalid: illegal base64 data at input byte 4",
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ObservedGeneration: 1234,
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},
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},
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},
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}},
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},
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{
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name: "CertificateAuthorityData is not valid pem data",
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inputUpstreams: []runtime.Object{editedValidUpstream(func(upstream *v1alpha1.LDAPIdentityProvider) {
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upstream.Spec.TLS.CertificateAuthorityData = base64.StdEncoding.EncodeToString([]byte("this is not pem data"))
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})},
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inputSecrets: []runtime.Object{validBindUserSecret("")},
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wantErr: controllerlib.ErrSyntheticRequeue.Error(),
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wantResultingCache: []*upstreamldap.ProviderConfig{},
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wantResultingUpstreams: []v1alpha1.LDAPIdentityProvider{{
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ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName, Generation: 1234},
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Status: v1alpha1.LDAPIdentityProviderStatus{
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Phase: "Error",
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Conditions: []v1alpha1.Condition{
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bindSecretValidTrueCondition(1234),
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{
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Type: "TLSConfigurationValid",
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Status: "False",
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LastTransitionTime: now,
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Reason: "InvalidTLSConfig",
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Message: "certificateAuthorityData is invalid: no certificates found",
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ObservedGeneration: 1234,
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},
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},
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},
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}},
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},
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{
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name: "nil TLS configuration is valid",
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inputUpstreams: []runtime.Object{editedValidUpstream(func(upstream *v1alpha1.LDAPIdentityProvider) {
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upstream.Spec.TLS = nil
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})},
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inputSecrets: []runtime.Object{validBindUserSecret("4242")},
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setupMocks: func(conn *mockldapconn.MockConn) {
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// Should perform a test dial and bind.
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conn.EXPECT().Bind(testBindUsername, testBindPassword).Times(1)
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conn.EXPECT().Close().Times(1)
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},
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wantResultingCache: []*upstreamldap.ProviderConfig{
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{
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Name: testName,
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Host: testHost,
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ConnectionProtocol: upstreamldap.TLS,
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CABundle: nil,
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BindUsername: testBindUsername,
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BindPassword: testBindPassword,
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UserSearch: upstreamldap.UserSearchConfig{
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Base: testUserSearchBase,
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Filter: testUserSearchFilter,
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UsernameAttribute: testUsernameAttrName,
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UIDAttribute: testUIDAttrName,
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},
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GroupSearch: upstreamldap.GroupSearchConfig{
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Base: testGroupSearchBase,
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Filter: testGroupSearchFilter,
|
|
GroupNameAttribute: testGroupNameAttrName,
|
|
},
|
|
},
|
|
},
|
|
wantResultingUpstreams: []v1alpha1.LDAPIdentityProvider{{
|
|
ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName, Generation: 1234},
|
|
Status: v1alpha1.LDAPIdentityProviderStatus{
|
|
Phase: "Ready",
|
|
Conditions: []v1alpha1.Condition{
|
|
bindSecretValidTrueCondition(1234),
|
|
ldapConnectionValidTrueCondition(1234, "4242"),
|
|
{
|
|
Type: "TLSConfigurationValid",
|
|
Status: "True",
|
|
LastTransitionTime: now,
|
|
Reason: "Success",
|
|
Message: "no TLS configuration provided",
|
|
ObservedGeneration: 1234,
|
|
},
|
|
},
|
|
},
|
|
}},
|
|
wantValidatedSettings: map[string]upstreamwatchers.ValidatedSettings{testName: {BindSecretResourceVersion: "4242", LDAPConnectionProtocol: upstreamldap.TLS}},
|
|
},
|
|
{
|
|
name: "when TLS connection fails it tries to use StartTLS instead: without a specified port it automatically switches ports",
|
|
inputUpstreams: []runtime.Object{editedValidUpstream(func(upstream *v1alpha1.LDAPIdentityProvider) {
|
|
upstream.Spec.Host = "ldap.example.com" // when the port is not specified, automatically switch ports for StartTLS
|
|
})},
|
|
inputSecrets: []runtime.Object{validBindUserSecret("4242")},
|
|
setupMocks: func(conn *mockldapconn.MockConn) {
|
|
// Should perform a test dial and bind.
|
|
conn.EXPECT().Bind(testBindUsername, testBindPassword).Times(1)
|
|
conn.EXPECT().Close().Times(1)
|
|
},
|
|
dialErrors: map[string]error{
|
|
"ldap.example.com:" + ldap.DefaultLdapsPort: fmt.Errorf("some ldaps dial error"),
|
|
"ldap.example.com:" + ldap.DefaultLdapPort: nil, // no error on the regular ldap:// port
|
|
},
|
|
wantResultingCache: []*upstreamldap.ProviderConfig{
|
|
{
|
|
Name: testName,
|
|
Host: "ldap.example.com",
|
|
ConnectionProtocol: upstreamldap.StartTLS, // successfully fell back to using StartTLS
|
|
CABundle: testCABundle,
|
|
BindUsername: testBindUsername,
|
|
BindPassword: testBindPassword,
|
|
UserSearch: upstreamldap.UserSearchConfig{
|
|
Base: testUserSearchBase,
|
|
Filter: testUserSearchFilter,
|
|
UsernameAttribute: testUsernameAttrName,
|
|
UIDAttribute: testUIDAttrName,
|
|
},
|
|
GroupSearch: upstreamldap.GroupSearchConfig{
|
|
Base: testGroupSearchBase,
|
|
Filter: testGroupSearchFilter,
|
|
GroupNameAttribute: testGroupNameAttrName,
|
|
},
|
|
},
|
|
},
|
|
wantResultingUpstreams: []v1alpha1.LDAPIdentityProvider{{
|
|
ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName, Generation: 1234},
|
|
Status: v1alpha1.LDAPIdentityProviderStatus{
|
|
Phase: "Ready",
|
|
Conditions: []v1alpha1.Condition{
|
|
bindSecretValidTrueCondition(1234),
|
|
{
|
|
Type: "LDAPConnectionValid",
|
|
Status: "True",
|
|
LastTransitionTime: now,
|
|
Reason: "Success",
|
|
Message: fmt.Sprintf(
|
|
`successfully able to connect to "%s" and bind as user "%s" [validated with Secret "%s" at version "%s"]`,
|
|
"ldap.example.com", testBindUsername, testSecretName, "4242"),
|
|
ObservedGeneration: 1234,
|
|
},
|
|
tlsConfigurationValidLoadedTrueCondition(1234),
|
|
},
|
|
},
|
|
}},
|
|
wantValidatedSettings: map[string]upstreamwatchers.ValidatedSettings{testName: {BindSecretResourceVersion: "4242", LDAPConnectionProtocol: upstreamldap.StartTLS}},
|
|
},
|
|
{
|
|
name: "when TLS connection fails it tries to use StartTLS instead: with a specified port it does not automatically switch ports",
|
|
inputUpstreams: []runtime.Object{editedValidUpstream(func(upstream *v1alpha1.LDAPIdentityProvider) {
|
|
upstream.Spec.Host = "ldap.example.com:5678" // when the port is specified, do not automatically switch ports for StartTLS
|
|
})},
|
|
inputSecrets: []runtime.Object{validBindUserSecret("4242")},
|
|
setupMocks: func(conn *mockldapconn.MockConn) {
|
|
// Both dials fail, so there should be no bind.
|
|
},
|
|
dialErrors: map[string]error{
|
|
"ldap.example.com:5678": fmt.Errorf("some dial error"), // both TLS and StartTLS should try the same port and both fail
|
|
},
|
|
wantResultingCache: []*upstreamldap.ProviderConfig{
|
|
// even though the connection test failed, still loads into the cache because it is treated like a warning
|
|
{
|
|
Name: testName,
|
|
Host: "ldap.example.com:5678",
|
|
ConnectionProtocol: upstreamldap.TLS, // need to pick TLS or StartTLS to load into the cache when both fail, so choose TLS
|
|
CABundle: testCABundle,
|
|
BindUsername: testBindUsername,
|
|
BindPassword: testBindPassword,
|
|
UserSearch: upstreamldap.UserSearchConfig{
|
|
Base: testUserSearchBase,
|
|
Filter: testUserSearchFilter,
|
|
UsernameAttribute: testUsernameAttrName,
|
|
UIDAttribute: testUIDAttrName,
|
|
},
|
|
GroupSearch: upstreamldap.GroupSearchConfig{
|
|
Base: testGroupSearchBase,
|
|
Filter: testGroupSearchFilter,
|
|
GroupNameAttribute: testGroupNameAttrName,
|
|
},
|
|
},
|
|
},
|
|
wantErr: controllerlib.ErrSyntheticRequeue.Error(),
|
|
wantResultingUpstreams: []v1alpha1.LDAPIdentityProvider{{
|
|
ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName, Generation: 1234},
|
|
Status: v1alpha1.LDAPIdentityProviderStatus{
|
|
Phase: "Error",
|
|
Conditions: []v1alpha1.Condition{
|
|
bindSecretValidTrueCondition(1234),
|
|
{
|
|
Type: "LDAPConnectionValid",
|
|
Status: "False",
|
|
LastTransitionTime: now,
|
|
Reason: "LDAPConnectionError",
|
|
Message: fmt.Sprintf(
|
|
`could not successfully connect to "%s" and bind as user "%s": error dialing host "%s": some dial error`,
|
|
"ldap.example.com:5678", testBindUsername, "ldap.example.com:5678"),
|
|
ObservedGeneration: 1234,
|
|
},
|
|
tlsConfigurationValidLoadedTrueCondition(1234),
|
|
},
|
|
},
|
|
}},
|
|
},
|
|
{
|
|
name: "non-nil TLS configuration with empty CertificateAuthorityData is valid",
|
|
inputUpstreams: []runtime.Object{editedValidUpstream(func(upstream *v1alpha1.LDAPIdentityProvider) {
|
|
upstream.Spec.TLS.CertificateAuthorityData = ""
|
|
})},
|
|
inputSecrets: []runtime.Object{validBindUserSecret("4242")},
|
|
setupMocks: func(conn *mockldapconn.MockConn) {
|
|
// Should perform a test dial and bind.
|
|
conn.EXPECT().Bind(testBindUsername, testBindPassword).Times(1)
|
|
conn.EXPECT().Close().Times(1)
|
|
},
|
|
wantResultingCache: []*upstreamldap.ProviderConfig{
|
|
{
|
|
Name: testName,
|
|
Host: testHost,
|
|
ConnectionProtocol: upstreamldap.TLS,
|
|
CABundle: nil,
|
|
BindUsername: testBindUsername,
|
|
BindPassword: testBindPassword,
|
|
UserSearch: upstreamldap.UserSearchConfig{
|
|
Base: testUserSearchBase,
|
|
Filter: testUserSearchFilter,
|
|
UsernameAttribute: testUsernameAttrName,
|
|
UIDAttribute: testUIDAttrName,
|
|
},
|
|
GroupSearch: upstreamldap.GroupSearchConfig{
|
|
Base: testGroupSearchBase,
|
|
Filter: testGroupSearchFilter,
|
|
GroupNameAttribute: testGroupNameAttrName,
|
|
},
|
|
},
|
|
},
|
|
wantResultingUpstreams: []v1alpha1.LDAPIdentityProvider{{
|
|
ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName, Generation: 1234},
|
|
Status: v1alpha1.LDAPIdentityProviderStatus{
|
|
Phase: "Ready",
|
|
Conditions: allConditionsTrue(1234, "4242"),
|
|
},
|
|
}},
|
|
wantValidatedSettings: map[string]upstreamwatchers.ValidatedSettings{testName: {BindSecretResourceVersion: "4242", LDAPConnectionProtocol: upstreamldap.TLS}},
|
|
},
|
|
{
|
|
name: "one valid upstream and one invalid upstream updates the cache to include only the valid upstream",
|
|
inputUpstreams: []runtime.Object{validUpstream, editedValidUpstream(func(upstream *v1alpha1.LDAPIdentityProvider) {
|
|
upstream.Name = "other-upstream"
|
|
upstream.Generation = 42
|
|
upstream.Spec.Bind.SecretName = "non-existent-secret"
|
|
})},
|
|
inputSecrets: []runtime.Object{validBindUserSecret("4242")},
|
|
setupMocks: func(conn *mockldapconn.MockConn) {
|
|
// Should perform a test dial and bind for the one valid upstream configuration.
|
|
conn.EXPECT().Bind(testBindUsername, testBindPassword).Times(1)
|
|
conn.EXPECT().Close().Times(1)
|
|
},
|
|
wantErr: controllerlib.ErrSyntheticRequeue.Error(),
|
|
wantResultingCache: []*upstreamldap.ProviderConfig{providerConfigForValidUpstreamWithTLS},
|
|
wantResultingUpstreams: []v1alpha1.LDAPIdentityProvider{
|
|
{
|
|
ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: "other-upstream", Generation: 42},
|
|
Status: v1alpha1.LDAPIdentityProviderStatus{
|
|
Phase: "Error",
|
|
Conditions: []v1alpha1.Condition{
|
|
{
|
|
Type: "BindSecretValid",
|
|
Status: "False",
|
|
LastTransitionTime: now,
|
|
Reason: "SecretNotFound",
|
|
Message: fmt.Sprintf(`secret "%s" not found`, "non-existent-secret"),
|
|
ObservedGeneration: 42,
|
|
},
|
|
tlsConfigurationValidLoadedTrueCondition(42),
|
|
},
|
|
},
|
|
},
|
|
{
|
|
ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName, Generation: 1234},
|
|
Status: v1alpha1.LDAPIdentityProviderStatus{
|
|
Phase: "Ready",
|
|
Conditions: allConditionsTrue(1234, "4242"),
|
|
},
|
|
},
|
|
},
|
|
wantValidatedSettings: map[string]upstreamwatchers.ValidatedSettings{testName: {BindSecretResourceVersion: "4242", LDAPConnectionProtocol: upstreamldap.TLS}},
|
|
},
|
|
{
|
|
name: "when testing the connection to the LDAP server fails then the upstream is still added to the cache anyway (treated like a warning)",
|
|
inputUpstreams: []runtime.Object{validUpstream},
|
|
inputSecrets: []runtime.Object{validBindUserSecret("")},
|
|
setupMocks: func(conn *mockldapconn.MockConn) {
|
|
// Should perform a test dial and bind.
|
|
// Expect two calls to each of these: once for trying TLS and once for trying StartTLS.
|
|
conn.EXPECT().Bind(testBindUsername, testBindPassword).Times(2).Return(errors.New("some bind error"))
|
|
conn.EXPECT().Close().Times(2)
|
|
},
|
|
wantErr: controllerlib.ErrSyntheticRequeue.Error(),
|
|
wantResultingCache: []*upstreamldap.ProviderConfig{providerConfigForValidUpstreamWithTLS},
|
|
wantResultingUpstreams: []v1alpha1.LDAPIdentityProvider{{
|
|
ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName, Generation: 1234},
|
|
Status: v1alpha1.LDAPIdentityProviderStatus{
|
|
Phase: "Error",
|
|
Conditions: []v1alpha1.Condition{
|
|
bindSecretValidTrueCondition(1234),
|
|
{
|
|
Type: "LDAPConnectionValid",
|
|
Status: "False",
|
|
LastTransitionTime: now,
|
|
Reason: "LDAPConnectionError",
|
|
Message: fmt.Sprintf(
|
|
`could not successfully connect to "%s" and bind as user "%s": error binding as "%s": some bind error`,
|
|
testHost, testBindUsername, testBindUsername),
|
|
ObservedGeneration: 1234,
|
|
},
|
|
tlsConfigurationValidLoadedTrueCondition(1234),
|
|
},
|
|
},
|
|
}},
|
|
},
|
|
{
|
|
name: "when the LDAP server connection was already validated using TLS for the current resource generation and secret version, then do not validate it again and keep using TLS",
|
|
inputUpstreams: []runtime.Object{editedValidUpstream(func(upstream *v1alpha1.LDAPIdentityProvider) {
|
|
upstream.Generation = 1234
|
|
upstream.Status.Conditions = []v1alpha1.Condition{
|
|
ldapConnectionValidTrueCondition(1234, "4242"),
|
|
}
|
|
})},
|
|
inputSecrets: []runtime.Object{validBindUserSecret("4242")},
|
|
initialValidatedSettings: map[string]upstreamwatchers.ValidatedSettings{testName: {BindSecretResourceVersion: "4242", LDAPConnectionProtocol: upstreamldap.TLS}},
|
|
setupMocks: func(conn *mockldapconn.MockConn) {
|
|
// Should not perform a test dial and bind. No mocking here means the test will fail if Bind() or Close() are called.
|
|
},
|
|
wantResultingCache: []*upstreamldap.ProviderConfig{providerConfigForValidUpstreamWithTLS},
|
|
wantResultingUpstreams: []v1alpha1.LDAPIdentityProvider{{
|
|
ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName, Generation: 1234},
|
|
Status: v1alpha1.LDAPIdentityProviderStatus{
|
|
Phase: "Ready",
|
|
Conditions: allConditionsTrue(1234, "4242"),
|
|
},
|
|
}},
|
|
wantValidatedSettings: map[string]upstreamwatchers.ValidatedSettings{testName: {BindSecretResourceVersion: "4242", LDAPConnectionProtocol: upstreamldap.TLS}},
|
|
},
|
|
{
|
|
name: "when the LDAP server connection was already validated using StartTLS for the current resource generation and secret version, then do not validate it again and keep using StartTLS",
|
|
inputUpstreams: []runtime.Object{editedValidUpstream(func(upstream *v1alpha1.LDAPIdentityProvider) {
|
|
upstream.Generation = 1234
|
|
upstream.Status.Conditions = []v1alpha1.Condition{
|
|
ldapConnectionValidTrueCondition(1234, "4242"),
|
|
}
|
|
})},
|
|
inputSecrets: []runtime.Object{validBindUserSecret("4242")},
|
|
initialValidatedSettings: map[string]upstreamwatchers.ValidatedSettings{testName: {BindSecretResourceVersion: "4242", LDAPConnectionProtocol: upstreamldap.StartTLS}},
|
|
setupMocks: func(conn *mockldapconn.MockConn) {
|
|
// Should not perform a test dial and bind. No mocking here means the test will fail if Bind() or Close() are called.
|
|
},
|
|
wantResultingCache: []*upstreamldap.ProviderConfig{providerConfigForValidUpstreamWithStartTLS},
|
|
wantResultingUpstreams: []v1alpha1.LDAPIdentityProvider{{
|
|
ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName, Generation: 1234},
|
|
Status: v1alpha1.LDAPIdentityProviderStatus{
|
|
Phase: "Ready",
|
|
Conditions: allConditionsTrue(1234, "4242"),
|
|
},
|
|
}},
|
|
wantValidatedSettings: map[string]upstreamwatchers.ValidatedSettings{testName: {BindSecretResourceVersion: "4242", LDAPConnectionProtocol: upstreamldap.StartTLS}},
|
|
},
|
|
{
|
|
name: "when the LDAP server connection was validated for an older resource generation, then try to validate it again",
|
|
inputUpstreams: []runtime.Object{editedValidUpstream(func(upstream *v1alpha1.LDAPIdentityProvider) {
|
|
upstream.Generation = 1234 // current generation
|
|
upstream.Status.Conditions = []v1alpha1.Condition{
|
|
ldapConnectionValidTrueCondition(1233, "4242"), // older spec generation!
|
|
}
|
|
})},
|
|
inputSecrets: []runtime.Object{validBindUserSecret("4242")},
|
|
initialValidatedSettings: map[string]upstreamwatchers.ValidatedSettings{testName: {BindSecretResourceVersion: "4242", LDAPConnectionProtocol: upstreamldap.TLS}},
|
|
setupMocks: func(conn *mockldapconn.MockConn) {
|
|
// Should perform a test dial and bind.
|
|
conn.EXPECT().Bind(testBindUsername, testBindPassword).Times(1)
|
|
conn.EXPECT().Close().Times(1)
|
|
},
|
|
wantResultingCache: []*upstreamldap.ProviderConfig{providerConfigForValidUpstreamWithTLS},
|
|
wantResultingUpstreams: []v1alpha1.LDAPIdentityProvider{{
|
|
ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName, Generation: 1234},
|
|
Status: v1alpha1.LDAPIdentityProviderStatus{
|
|
Phase: "Ready",
|
|
Conditions: allConditionsTrue(1234, "4242"),
|
|
},
|
|
}},
|
|
wantValidatedSettings: map[string]upstreamwatchers.ValidatedSettings{testName: {BindSecretResourceVersion: "4242", LDAPConnectionProtocol: upstreamldap.TLS}},
|
|
},
|
|
{
|
|
name: "when the LDAP server connection validation previously failed for this resource generation, then try to validate it again",
|
|
inputUpstreams: []runtime.Object{editedValidUpstream(func(upstream *v1alpha1.LDAPIdentityProvider) {
|
|
upstream.Generation = 1234
|
|
upstream.Status.Conditions = []v1alpha1.Condition{
|
|
{
|
|
Type: "LDAPConnectionValid",
|
|
Status: "False", // failure!
|
|
LastTransitionTime: now,
|
|
Reason: "LDAPConnectionError",
|
|
Message: "some-error-message",
|
|
ObservedGeneration: 1234, // same (current) generation!
|
|
},
|
|
}
|
|
})},
|
|
inputSecrets: []runtime.Object{validBindUserSecret("4242")},
|
|
initialValidatedSettings: map[string]upstreamwatchers.ValidatedSettings{testName: {BindSecretResourceVersion: "1", LDAPConnectionProtocol: upstreamldap.TLS}},
|
|
setupMocks: func(conn *mockldapconn.MockConn) {
|
|
// Should perform a test dial and bind.
|
|
conn.EXPECT().Bind(testBindUsername, testBindPassword).Times(1)
|
|
conn.EXPECT().Close().Times(1)
|
|
},
|
|
wantResultingCache: []*upstreamldap.ProviderConfig{providerConfigForValidUpstreamWithTLS},
|
|
wantResultingUpstreams: []v1alpha1.LDAPIdentityProvider{{
|
|
ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName, Generation: 1234},
|
|
Status: v1alpha1.LDAPIdentityProviderStatus{
|
|
Phase: "Ready",
|
|
Conditions: allConditionsTrue(1234, "4242"),
|
|
},
|
|
}},
|
|
wantValidatedSettings: map[string]upstreamwatchers.ValidatedSettings{testName: {BindSecretResourceVersion: "4242", LDAPConnectionProtocol: upstreamldap.TLS}},
|
|
},
|
|
{
|
|
name: "when the LDAP server connection was already validated for this resource generation but the bind secret has changed, then try to validate it again",
|
|
inputUpstreams: []runtime.Object{editedValidUpstream(func(upstream *v1alpha1.LDAPIdentityProvider) {
|
|
upstream.Generation = 1234
|
|
upstream.Status.Conditions = []v1alpha1.Condition{
|
|
ldapConnectionValidTrueCondition(1234, "4241"), // same spec generation, old secret version
|
|
}
|
|
})},
|
|
inputSecrets: []runtime.Object{validBindUserSecret("4242")}, // newer secret version!
|
|
initialValidatedSettings: map[string]upstreamwatchers.ValidatedSettings{testName: {BindSecretResourceVersion: "4241", LDAPConnectionProtocol: upstreamldap.TLS}}, // old version was validated
|
|
setupMocks: func(conn *mockldapconn.MockConn) {
|
|
// Should perform a test dial and bind.
|
|
conn.EXPECT().Bind(testBindUsername, testBindPassword).Times(1)
|
|
conn.EXPECT().Close().Times(1)
|
|
},
|
|
wantResultingCache: []*upstreamldap.ProviderConfig{providerConfigForValidUpstreamWithTLS},
|
|
wantResultingUpstreams: []v1alpha1.LDAPIdentityProvider{{
|
|
ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName, Generation: 1234},
|
|
Status: v1alpha1.LDAPIdentityProviderStatus{
|
|
Phase: "Ready",
|
|
Conditions: allConditionsTrue(1234, "4242"),
|
|
},
|
|
}},
|
|
wantValidatedSettings: map[string]upstreamwatchers.ValidatedSettings{testName: {BindSecretResourceVersion: "4242", LDAPConnectionProtocol: upstreamldap.TLS}},
|
|
},
|
|
}
|
|
|
|
for _, tt := range tests {
|
|
tt := tt
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
fakePinnipedClient := pinnipedfake.NewSimpleClientset(tt.inputUpstreams...)
|
|
pinnipedInformers := pinnipedinformers.NewSharedInformerFactory(fakePinnipedClient, 0)
|
|
fakeKubeClient := fake.NewSimpleClientset(tt.inputSecrets...)
|
|
kubeInformers := informers.NewSharedInformerFactory(fakeKubeClient, 0)
|
|
cache := provider.NewDynamicUpstreamIDPProvider()
|
|
cache.SetLDAPIdentityProviders([]provider.UpstreamLDAPIdentityProviderI{
|
|
upstreamldap.New(upstreamldap.ProviderConfig{Name: "initial-entry"}),
|
|
})
|
|
|
|
ctrl := gomock.NewController(t)
|
|
t.Cleanup(ctrl.Finish)
|
|
|
|
conn := mockldapconn.NewMockConn(ctrl)
|
|
if tt.setupMocks != nil {
|
|
tt.setupMocks(conn)
|
|
}
|
|
|
|
dialer := &comparableDialer{upstreamldap.LDAPDialerFunc(func(ctx context.Context, addr endpointaddr.HostPort) (upstreamldap.Conn, error) {
|
|
if tt.dialErrors != nil {
|
|
dialErr := tt.dialErrors[addr.Endpoint()]
|
|
if dialErr != nil {
|
|
return nil, dialErr
|
|
}
|
|
}
|
|
return conn, nil
|
|
})}
|
|
|
|
validatedSecretVersionCache := upstreamwatchers.NewSecretVersionCache()
|
|
if tt.initialValidatedSettings != nil {
|
|
validatedSecretVersionCache.ValidatedSettingsByName = tt.initialValidatedSettings
|
|
}
|
|
|
|
controller := newInternal(
|
|
cache,
|
|
validatedSecretVersionCache,
|
|
dialer,
|
|
fakePinnipedClient,
|
|
pinnipedInformers.IDP().V1alpha1().LDAPIdentityProviders(),
|
|
kubeInformers.Core().V1().Secrets(),
|
|
controllerlib.WithInformer,
|
|
)
|
|
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
defer cancel()
|
|
|
|
pinnipedInformers.Start(ctx.Done())
|
|
kubeInformers.Start(ctx.Done())
|
|
controllerlib.TestRunSynchronously(t, controller)
|
|
|
|
syncCtx := controllerlib.Context{Context: ctx, Key: controllerlib.Key{}}
|
|
|
|
if err := controllerlib.TestSync(t, controller, syncCtx); tt.wantErr != "" {
|
|
require.EqualError(t, err, tt.wantErr)
|
|
} else {
|
|
require.NoError(t, err)
|
|
}
|
|
|
|
actualIDPList := cache.GetLDAPIdentityProviders()
|
|
require.Equal(t, len(tt.wantResultingCache), len(actualIDPList))
|
|
for i := range actualIDPList {
|
|
actualIDP := actualIDPList[i].(*upstreamldap.Provider)
|
|
copyOfExpectedValueForResultingCache := *tt.wantResultingCache[i] // copy before edit to avoid race because these tests are run in parallel
|
|
// The dialer that was passed in to the controller's constructor should always have been
|
|
// passed through to the provider.
|
|
copyOfExpectedValueForResultingCache.Dialer = dialer
|
|
require.Equal(t, copyOfExpectedValueForResultingCache, actualIDP.GetConfig())
|
|
}
|
|
|
|
actualUpstreams, err := fakePinnipedClient.IDPV1alpha1().LDAPIdentityProviders(testNamespace).List(ctx, metav1.ListOptions{})
|
|
require.NoError(t, err)
|
|
|
|
// Assert on the expected Status of the upstreams. Preprocess the upstreams a bit so that they're easier to assert against.
|
|
normalizedActualUpstreams := normalizeLDAPUpstreams(actualUpstreams.Items, now)
|
|
require.Equal(t, len(tt.wantResultingUpstreams), len(normalizedActualUpstreams))
|
|
for i := range tt.wantResultingUpstreams {
|
|
// Require each separately to get a nice diff when the test fails.
|
|
require.Equal(t, tt.wantResultingUpstreams[i], normalizedActualUpstreams[i])
|
|
}
|
|
|
|
// Check that the controller remembered which version of the secret it most recently validated successfully with.
|
|
if tt.wantValidatedSettings == nil {
|
|
tt.wantValidatedSettings = map[string]upstreamwatchers.ValidatedSettings{}
|
|
}
|
|
require.Equal(t, tt.wantValidatedSettings, validatedSecretVersionCache.ValidatedSettingsByName)
|
|
})
|
|
}
|
|
}
|
|
|
|
func normalizeLDAPUpstreams(upstreams []v1alpha1.LDAPIdentityProvider, now metav1.Time) []v1alpha1.LDAPIdentityProvider {
|
|
result := make([]v1alpha1.LDAPIdentityProvider, 0, len(upstreams))
|
|
for _, u := range upstreams {
|
|
normalized := u.DeepCopy()
|
|
|
|
// We're only interested in comparing the status, so zero out the spec.
|
|
normalized.Spec = v1alpha1.LDAPIdentityProviderSpec{}
|
|
|
|
// Round down the LastTransitionTime values to `now` if they were just updated. This makes
|
|
// it much easier to encode assertions about the expected timestamps.
|
|
for i := range normalized.Status.Conditions {
|
|
if time.Since(normalized.Status.Conditions[i].LastTransitionTime.Time) < 5*time.Second {
|
|
normalized.Status.Conditions[i].LastTransitionTime = now
|
|
}
|
|
}
|
|
result = append(result, *normalized)
|
|
}
|
|
|
|
sort.SliceStable(result, func(i, j int) bool {
|
|
return result[i].Name < result[j].Name
|
|
})
|
|
|
|
return result
|
|
}
|