Files
argo-cd/controller/appcontroller_test.go
Jesse Suen cbaf8a0bc8 Promote resources field in ComparisonStatus to application.status
Fix pruning/syncing when changing application namespace
Rename DeploymentInfo to RevisionHistory to be consistent with k8s
2018-12-04 10:03:01 -08:00

378 lines
12 KiB
Go

package controller
import (
"strings"
"testing"
"time"
"github.com/ghodss/yaml"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/mock"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/client-go/kubernetes/fake"
kubetesting "k8s.io/client-go/testing"
"k8s.io/client-go/tools/cache"
mockstatecache "github.com/argoproj/argo-cd/controller/cache/mocks"
argoappv1 "github.com/argoproj/argo-cd/pkg/apis/application/v1alpha1"
appclientset "github.com/argoproj/argo-cd/pkg/client/clientset/versioned/fake"
mockreposerver "github.com/argoproj/argo-cd/reposerver/mocks"
"github.com/argoproj/argo-cd/reposerver/repository"
mockrepoclient "github.com/argoproj/argo-cd/reposerver/repository/mocks"
"github.com/argoproj/argo-cd/test"
"github.com/argoproj/argo-cd/util/kube"
)
type fakeData struct {
apps []runtime.Object
manifestResponse *repository.ManifestResponse
managedLiveObjs map[kube.ResourceKey]*unstructured.Unstructured
}
func newFakeController(data *fakeData) *ApplicationController {
var clust corev1.Secret
err := yaml.Unmarshal([]byte(fakeCluster), &clust)
if err != nil {
panic(err)
}
// Mock out call to GenerateManifest
mockRepoClient := mockrepoclient.RepositoryServiceClient{}
mockRepoClient.On("GenerateManifest", mock.Anything, mock.Anything).Return(data.manifestResponse, nil)
mockRepoClientset := mockreposerver.Clientset{}
mockRepoClientset.On("NewRepositoryClient").Return(&fakeCloser{}, &mockRepoClient, nil)
secret := corev1.Secret{
ObjectMeta: metav1.ObjectMeta{
Name: "argocd-secret",
Namespace: test.FakeArgoCDNamespace,
},
Data: map[string][]byte{
"admin.password": []byte("test"),
"server.secretkey": []byte("test"),
},
}
cm := corev1.ConfigMap{
ObjectMeta: metav1.ObjectMeta{
Name: "argocd-cm",
Namespace: test.FakeArgoCDNamespace,
},
Data: nil,
}
ctrl := NewApplicationController(
test.FakeArgoCDNamespace,
fake.NewSimpleClientset(&clust, &cm, &secret),
appclientset.NewSimpleClientset(data.apps...),
&mockRepoClientset,
time.Minute,
)
// Mock out call to GetManagedLiveObjs if fake data supplied
if data.managedLiveObjs != nil {
mockStateCache := mockstatecache.LiveStateCache{}
mockStateCache.On("GetManagedLiveObjs", mock.Anything, mock.Anything).Return(data.managedLiveObjs, nil)
mockStateCache.On("IsNamespaced", mock.Anything, mock.Anything).Return(true, nil)
ctrl.stateCache = &mockStateCache
ctrl.appStateManager.(*appStateManager).liveStateCache = &mockStateCache
}
return ctrl
}
type fakeCloser struct{}
func (f *fakeCloser) Close() error { return nil }
var fakeCluster = `
apiVersion: v1
data:
# {"bearerToken":"fake","tlsClientConfig":{"insecure":true},"awsAuthConfig":null}
config: eyJiZWFyZXJUb2tlbiI6ImZha2UiLCJ0bHNDbGllbnRDb25maWciOnsiaW5zZWN1cmUiOnRydWV9LCJhd3NBdXRoQ29uZmlnIjpudWxsfQ==
# minikube
name: aHR0cHM6Ly9sb2NhbGhvc3Q6NjQ0Mw==
# https://localhost:6443
server: aHR0cHM6Ly9rdWJlcm5ldGVzLmRlZmF1bHQuc3Zj
kind: Secret
metadata:
labels:
argocd.argoproj.io/secret-type: cluster
name: localhost-6443
namespace: ` + test.FakeArgoCDNamespace + `
type: Opaque
`
var fakeApp = `
apiVersion: argoproj.io/v1alpha1
kind: Application
metadata:
name: my-app
namespace: ` + test.FakeArgoCDNamespace + `
spec:
destination:
namespace: ` + test.FakeDestNamespace + `
server: https://localhost:6443
project: default
source:
path: some/path
repoURL: https://github.com/argoproj/argocd-example-apps.git
syncPolicy:
automated: {}
status:
operationState:
finishedAt: 2018-09-21T23:50:29Z
message: successfully synced
operation:
sync:
revision: HEAD
phase: Succeeded
startedAt: 2018-09-21T23:50:25Z
syncResult:
resources:
- kind: RoleBinding
message: |-
rolebinding.rbac.authorization.k8s.io/always-outofsync reconciled
rolebinding.rbac.authorization.k8s.io/always-outofsync configured
name: always-outofsync
namespace: default
status: Synced
revision: aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
`
func newFakeApp() *argoappv1.Application {
var app argoappv1.Application
err := yaml.Unmarshal([]byte(fakeApp), &app)
if err != nil {
panic(err)
}
return &app
}
func TestAutoSync(t *testing.T) {
app := newFakeApp()
ctrl := newFakeController(&fakeData{apps: []runtime.Object{app}})
syncStatus := argoappv1.SyncStatus{
Status: argoappv1.SyncStatusCodeOutOfSync,
Revision: "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb",
}
cond := ctrl.autoSync(app, &syncStatus)
assert.Nil(t, cond)
app, err := ctrl.applicationClientset.ArgoprojV1alpha1().Applications(test.FakeArgoCDNamespace).Get("my-app", metav1.GetOptions{})
assert.NoError(t, err)
assert.NotNil(t, app.Operation)
assert.NotNil(t, app.Operation.Sync)
assert.False(t, app.Operation.Sync.Prune)
}
func TestSkipAutoSync(t *testing.T) {
// Verify we skip when we previously synced to it in our most recent history
// Set current to 'aaaaa', desired to 'aaaa' and mark system OutOfSync
app := newFakeApp()
ctrl := newFakeController(&fakeData{apps: []runtime.Object{app}})
syncStatus := argoappv1.SyncStatus{
Status: argoappv1.SyncStatusCodeOutOfSync,
Revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
}
cond := ctrl.autoSync(app, &syncStatus)
assert.Nil(t, cond)
app, err := ctrl.applicationClientset.ArgoprojV1alpha1().Applications(test.FakeArgoCDNamespace).Get("my-app", metav1.GetOptions{})
assert.NoError(t, err)
assert.Nil(t, app.Operation)
// Verify we skip when we are already Synced (even if revision is different)
app = newFakeApp()
ctrl = newFakeController(&fakeData{apps: []runtime.Object{app}})
syncStatus = argoappv1.SyncStatus{
Status: argoappv1.SyncStatusCodeSynced,
Revision: "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb",
}
cond = ctrl.autoSync(app, &syncStatus)
assert.Nil(t, cond)
app, err = ctrl.applicationClientset.ArgoprojV1alpha1().Applications(test.FakeArgoCDNamespace).Get("my-app", metav1.GetOptions{})
assert.NoError(t, err)
assert.Nil(t, app.Operation)
// Verify we skip when auto-sync is disabled
app = newFakeApp()
app.Spec.SyncPolicy = nil
ctrl = newFakeController(&fakeData{apps: []runtime.Object{app}})
syncStatus = argoappv1.SyncStatus{
Status: argoappv1.SyncStatusCodeOutOfSync,
Revision: "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb",
}
cond = ctrl.autoSync(app, &syncStatus)
assert.Nil(t, cond)
app, err = ctrl.applicationClientset.ArgoprojV1alpha1().Applications(test.FakeArgoCDNamespace).Get("my-app", metav1.GetOptions{})
assert.NoError(t, err)
assert.Nil(t, app.Operation)
// Verify we skip when previous sync attempt failed and return error condition
// Set current to 'aaaaa', desired to 'bbbbb' and add 'bbbbb' to failure history
app = newFakeApp()
app.Status.OperationState = &argoappv1.OperationState{
Operation: argoappv1.Operation{
Sync: &argoappv1.SyncOperation{},
},
Phase: argoappv1.OperationFailed,
SyncResult: &argoappv1.SyncOperationResult{
Revision: "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb",
},
}
ctrl = newFakeController(&fakeData{apps: []runtime.Object{app}})
syncStatus = argoappv1.SyncStatus{
Status: argoappv1.SyncStatusCodeOutOfSync,
Revision: "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb",
}
cond = ctrl.autoSync(app, &syncStatus)
assert.NotNil(t, cond)
app, err = ctrl.applicationClientset.ArgoprojV1alpha1().Applications(test.FakeArgoCDNamespace).Get("my-app", metav1.GetOptions{})
assert.NoError(t, err)
assert.Nil(t, app.Operation)
}
// TestAutoSyncIndicateError verifies we skip auto-sync and return error condition if previous sync failed
func TestAutoSyncIndicateError(t *testing.T) {
app := newFakeApp()
app.Spec.Source.ComponentParameterOverrides = []argoappv1.ComponentParameter{
{
Name: "a",
Value: "1",
},
}
ctrl := newFakeController(&fakeData{apps: []runtime.Object{app}})
syncStatus := argoappv1.SyncStatus{
Status: argoappv1.SyncStatusCodeOutOfSync,
Revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
}
app.Status.OperationState = &argoappv1.OperationState{
Operation: argoappv1.Operation{
Sync: &argoappv1.SyncOperation{
ParameterOverrides: argoappv1.ParameterOverrides{
{
Name: "a",
Value: "1",
},
},
},
},
Phase: argoappv1.OperationFailed,
SyncResult: &argoappv1.SyncOperationResult{
Revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
},
}
cond := ctrl.autoSync(app, &syncStatus)
assert.NotNil(t, cond)
app, err := ctrl.applicationClientset.ArgoprojV1alpha1().Applications(test.FakeArgoCDNamespace).Get("my-app", metav1.GetOptions{})
assert.NoError(t, err)
assert.Nil(t, app.Operation)
}
// TestAutoSyncParameterOverrides verifies we auto-sync if revision is same but parameter overrides are different
func TestAutoSyncParameterOverrides(t *testing.T) {
app := newFakeApp()
app.Spec.Source.ComponentParameterOverrides = []argoappv1.ComponentParameter{
{
Name: "a",
Value: "1",
},
}
ctrl := newFakeController(&fakeData{apps: []runtime.Object{app}})
syncStatus := argoappv1.SyncStatus{
Status: argoappv1.SyncStatusCodeOutOfSync,
Revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
}
app.Status.OperationState = &argoappv1.OperationState{
Operation: argoappv1.Operation{
Sync: &argoappv1.SyncOperation{
ParameterOverrides: argoappv1.ParameterOverrides{
{
Name: "a",
Value: "2", // this value changed
},
},
},
},
Phase: argoappv1.OperationFailed,
SyncResult: &argoappv1.SyncOperationResult{
Revision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
},
}
cond := ctrl.autoSync(app, &syncStatus)
assert.Nil(t, cond)
app, err := ctrl.applicationClientset.ArgoprojV1alpha1().Applications(test.FakeArgoCDNamespace).Get("my-app", metav1.GetOptions{})
assert.NoError(t, err)
assert.NotNil(t, app.Operation)
}
// TestFinalizeAppDeletion verifies application deletion
func TestFinalizeAppDeletion(t *testing.T) {
app := newFakeApp()
ctrl := newFakeController(&fakeData{apps: []runtime.Object{app}})
fakeAppCs := ctrl.applicationClientset.(*appclientset.Clientset)
patched := false
fakeAppCs.ReactionChain = nil
fakeAppCs.AddReactor("patch", "*", func(action kubetesting.Action) (handled bool, ret runtime.Object, err error) {
patched = true
return true, nil, nil
})
err := ctrl.finalizeApplicationDeletion(app)
// TODO: use an interface to fake out the calls to GetResourcesWithLabel and DeleteResourceWithLabel
// For now just ensure we have an expected error condition
assert.Error(t, err) // Change this to assert.Nil when we stub out GetResourcesWithLabel/DeleteResourceWithLabel
assert.False(t, patched) // Change this to assert.True when we stub out GetResourcesWithLabel/DeleteResourceWithLabel
}
// TestNormalizeApplication verifies we normalize an application during reconciliation
func TestNormalizeApplication(t *testing.T) {
app := newFakeApp()
app.Spec.Project = ""
ctrl := newFakeController(&fakeData{apps: []runtime.Object{app}})
cancel := test.StartInformer(ctrl.appInformer)
defer cancel()
key, _ := cache.MetaNamespaceKeyFunc(app)
ctrl.appRefreshQueue.Add(key)
fakeAppCs := ctrl.applicationClientset.(*appclientset.Clientset)
fakeAppCs.ReactionChain = nil
normalized := false
fakeAppCs.AddReactor("patch", "*", func(action kubetesting.Action) (handled bool, ret runtime.Object, err error) {
if patchAction, ok := action.(kubetesting.PatchAction); ok {
if string(patchAction.GetPatch()) == `{"spec":{"project":"default"}}` {
normalized = true
}
}
return true, nil, nil
})
ctrl.processAppRefreshQueueItem()
assert.True(t, normalized)
}
// TestDontNormalizeApplication verifies we dont unnecessarily normalize an application
func TestDontNormalizeApplication(t *testing.T) {
app := newFakeApp()
app.Spec.Project = "default"
ctrl := newFakeController(&fakeData{apps: []runtime.Object{app}})
cancel := test.StartInformer(ctrl.appInformer)
defer cancel()
key, _ := cache.MetaNamespaceKeyFunc(app)
ctrl.appRefreshQueue.Add(key)
fakeAppCs := ctrl.applicationClientset.(*appclientset.Clientset)
fakeAppCs.ReactionChain = nil
normalized := false
fakeAppCs.AddReactor("patch", "*", func(action kubetesting.Action) (handled bool, ret runtime.Object, err error) {
if patchAction, ok := action.(kubetesting.PatchAction); ok {
if strings.HasPrefix(string(patchAction.GetPatch()), `{"spec":`) {
normalized = true
}
}
return true, nil, nil
})
ctrl.processAppRefreshQueueItem()
assert.False(t, normalized)
}