Files
argo-cd/controller/state_test.go

394 lines
14 KiB
Go

package controller
import (
"encoding/json"
"testing"
"github.com/stretchr/testify/assert"
v1 "k8s.io/api/apps/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
"k8s.io/apimachinery/pkg/runtime"
"github.com/argoproj/argo-cd/common"
argoappv1 "github.com/argoproj/argo-cd/pkg/apis/application/v1alpha1"
"github.com/argoproj/argo-cd/reposerver/apiclient"
"github.com/argoproj/argo-cd/test"
"github.com/argoproj/argo-cd/util/kube"
)
// TestCompareAppStateEmpty tests comparison when both git and live have no objects
func TestCompareAppStateEmpty(t *testing.T) {
app := newFakeApp()
data := fakeData{
manifestResponse: &apiclient.ManifestResponse{
Manifests: []string{},
Namespace: test.FakeDestNamespace,
Server: test.FakeClusterURL,
Revision: "abc123",
},
managedLiveObjs: make(map[kube.ResourceKey]*unstructured.Unstructured),
}
ctrl := newFakeController(&data)
compRes := ctrl.appStateManager.CompareAppState(app, "", app.Spec.Source, false, nil)
assert.NotNil(t, compRes)
assert.NotNil(t, compRes.syncStatus)
assert.Equal(t, argoappv1.SyncStatusCodeSynced, compRes.syncStatus.Status)
assert.Len(t, compRes.resources, 0)
assert.Len(t, compRes.managedResources, 0)
assert.Len(t, app.Status.Conditions, 0)
}
// TestCompareAppStateMissing tests when there is a manifest defined in the repo which doesn't exist in live
func TestCompareAppStateMissing(t *testing.T) {
app := newFakeApp()
data := fakeData{
apps: []runtime.Object{app},
manifestResponse: &apiclient.ManifestResponse{
Manifests: []string{string(test.PodManifest)},
Namespace: test.FakeDestNamespace,
Server: test.FakeClusterURL,
Revision: "abc123",
},
managedLiveObjs: make(map[kube.ResourceKey]*unstructured.Unstructured),
}
ctrl := newFakeController(&data)
compRes := ctrl.appStateManager.CompareAppState(app, "", app.Spec.Source, false, nil)
assert.NotNil(t, compRes)
assert.NotNil(t, compRes.syncStatus)
assert.Equal(t, argoappv1.SyncStatusCodeOutOfSync, compRes.syncStatus.Status)
assert.Len(t, compRes.resources, 1)
assert.Len(t, compRes.managedResources, 1)
assert.Len(t, app.Status.Conditions, 0)
}
// TestCompareAppStateExtra tests when there is an extra object in live but not defined in git
func TestCompareAppStateExtra(t *testing.T) {
pod := test.NewPod()
pod.SetNamespace(test.FakeDestNamespace)
app := newFakeApp()
key := kube.ResourceKey{Group: "", Kind: "Pod", Namespace: test.FakeDestNamespace, Name: app.Name}
data := fakeData{
manifestResponse: &apiclient.ManifestResponse{
Manifests: []string{},
Namespace: test.FakeDestNamespace,
Server: test.FakeClusterURL,
Revision: "abc123",
},
managedLiveObjs: map[kube.ResourceKey]*unstructured.Unstructured{
key: pod,
},
}
ctrl := newFakeController(&data)
compRes := ctrl.appStateManager.CompareAppState(app, "", app.Spec.Source, false, nil)
assert.NotNil(t, compRes)
assert.Equal(t, argoappv1.SyncStatusCodeOutOfSync, compRes.syncStatus.Status)
assert.Equal(t, 1, len(compRes.resources))
assert.Equal(t, 1, len(compRes.managedResources))
assert.Equal(t, 0, len(app.Status.Conditions))
}
// TestCompareAppStateHook checks that hooks are detected during manifest generation, and not
// considered as part of resources when assessing Synced status
func TestCompareAppStateHook(t *testing.T) {
pod := test.NewPod()
pod.SetAnnotations(map[string]string{common.AnnotationKeyHook: "PreSync"})
podBytes, _ := json.Marshal(pod)
app := newFakeApp()
data := fakeData{
apps: []runtime.Object{app},
manifestResponse: &apiclient.ManifestResponse{
Manifests: []string{string(podBytes)},
Namespace: test.FakeDestNamespace,
Server: test.FakeClusterURL,
Revision: "abc123",
},
managedLiveObjs: make(map[kube.ResourceKey]*unstructured.Unstructured),
}
ctrl := newFakeController(&data)
compRes := ctrl.appStateManager.CompareAppState(app, "", app.Spec.Source, false, nil)
assert.NotNil(t, compRes)
assert.Equal(t, argoappv1.SyncStatusCodeSynced, compRes.syncStatus.Status)
assert.Equal(t, 0, len(compRes.resources))
assert.Equal(t, 0, len(compRes.managedResources))
assert.Equal(t, 1, len(compRes.hooks))
assert.Equal(t, 0, len(app.Status.Conditions))
}
// checks that ignore resources are detected, but excluded from status
func TestCompareAppStateCompareOptionIgnoreExtraneous(t *testing.T) {
pod := test.NewPod()
pod.SetAnnotations(map[string]string{common.AnnotationCompareOptions: "IgnoreExtraneous"})
app := newFakeApp()
data := fakeData{
apps: []runtime.Object{app},
manifestResponse: &apiclient.ManifestResponse{
Manifests: []string{},
Namespace: test.FakeDestNamespace,
Server: test.FakeClusterURL,
Revision: "abc123",
},
managedLiveObjs: make(map[kube.ResourceKey]*unstructured.Unstructured),
}
ctrl := newFakeController(&data)
compRes := ctrl.appStateManager.CompareAppState(app, "", app.Spec.Source, false, nil)
assert.NotNil(t, compRes)
assert.Equal(t, argoappv1.SyncStatusCodeSynced, compRes.syncStatus.Status)
assert.Len(t, compRes.resources, 0)
assert.Len(t, compRes.managedResources, 0)
assert.Len(t, app.Status.Conditions, 0)
}
// TestCompareAppStateExtraHook tests when there is an extra _hook_ object in live but not defined in git
func TestCompareAppStateExtraHook(t *testing.T) {
pod := test.NewPod()
pod.SetAnnotations(map[string]string{common.AnnotationKeyHook: "PreSync"})
pod.SetNamespace(test.FakeDestNamespace)
app := newFakeApp()
key := kube.ResourceKey{Group: "", Kind: "Pod", Namespace: test.FakeDestNamespace, Name: app.Name}
data := fakeData{
manifestResponse: &apiclient.ManifestResponse{
Manifests: []string{},
Namespace: test.FakeDestNamespace,
Server: test.FakeClusterURL,
Revision: "abc123",
},
managedLiveObjs: map[kube.ResourceKey]*unstructured.Unstructured{
key: pod,
},
}
ctrl := newFakeController(&data)
compRes := ctrl.appStateManager.CompareAppState(app, "", app.Spec.Source, false, nil)
assert.NotNil(t, compRes)
assert.Equal(t, argoappv1.SyncStatusCodeSynced, compRes.syncStatus.Status)
assert.Equal(t, 1, len(compRes.resources))
assert.Equal(t, 1, len(compRes.managedResources))
assert.Equal(t, 0, len(compRes.hooks))
assert.Equal(t, 0, len(app.Status.Conditions))
}
func toJSON(t *testing.T, obj *unstructured.Unstructured) string {
data, err := json.Marshal(obj)
assert.NoError(t, err)
return string(data)
}
func TestCompareAppStateDuplicatedNamespacedResources(t *testing.T) {
obj1 := test.NewPod()
obj1.SetNamespace(test.FakeDestNamespace)
obj2 := test.NewPod()
obj3 := test.NewPod()
obj3.SetNamespace("kube-system")
app := newFakeApp()
data := fakeData{
manifestResponse: &apiclient.ManifestResponse{
Manifests: []string{toJSON(t, obj1), toJSON(t, obj2), toJSON(t, obj3)},
Namespace: test.FakeDestNamespace,
Server: test.FakeClusterURL,
Revision: "abc123",
},
managedLiveObjs: map[kube.ResourceKey]*unstructured.Unstructured{
kube.GetResourceKey(obj1): obj1,
kube.GetResourceKey(obj3): obj3,
},
}
ctrl := newFakeController(&data)
compRes := ctrl.appStateManager.CompareAppState(app, "", app.Spec.Source, false, nil)
assert.NotNil(t, compRes)
assert.Equal(t, 1, len(app.Status.Conditions))
assert.NotNil(t, app.Status.Conditions[0].LastTransitionTime)
assert.Equal(t, argoappv1.ApplicationConditionRepeatedResourceWarning, app.Status.Conditions[0].Type)
assert.Equal(t, "Resource /Pod/fake-dest-ns/my-pod appeared 2 times among application resources.", app.Status.Conditions[0].Message)
assert.Equal(t, 2, len(compRes.resources))
}
var defaultProj = argoappv1.AppProject{
ObjectMeta: metav1.ObjectMeta{
Name: "default",
Namespace: test.FakeArgoCDNamespace,
},
Spec: argoappv1.AppProjectSpec{
SourceRepos: []string{"*"},
Destinations: []argoappv1.ApplicationDestination{
{
Server: "*",
Namespace: "*",
},
},
},
}
func TestSetHealth(t *testing.T) {
app := newFakeApp()
deployment := kube.MustToUnstructured(&v1.Deployment{
TypeMeta: metav1.TypeMeta{
APIVersion: "apps/v1beta1",
Kind: "Deployment",
},
ObjectMeta: metav1.ObjectMeta{
Name: "demo",
Namespace: "default",
},
})
ctrl := newFakeController(&fakeData{
apps: []runtime.Object{app, &defaultProj},
manifestResponse: &apiclient.ManifestResponse{
Manifests: []string{},
Namespace: test.FakeDestNamespace,
Server: test.FakeClusterURL,
Revision: "abc123",
},
managedLiveObjs: map[kube.ResourceKey]*unstructured.Unstructured{
kube.GetResourceKey(deployment): deployment,
},
})
compRes := ctrl.appStateManager.CompareAppState(app, "", app.Spec.Source, false, nil)
assert.Equal(t, compRes.healthStatus.Status, argoappv1.HealthStatusHealthy)
}
func TestSetHealthSelfReferencedApp(t *testing.T) {
app := newFakeApp()
unstructuredApp := kube.MustToUnstructured(app)
deployment := kube.MustToUnstructured(&v1.Deployment{
TypeMeta: metav1.TypeMeta{
APIVersion: "apps/v1beta1",
Kind: "Deployment",
},
ObjectMeta: metav1.ObjectMeta{
Name: "demo",
Namespace: "default",
},
})
ctrl := newFakeController(&fakeData{
apps: []runtime.Object{app, &defaultProj},
manifestResponse: &apiclient.ManifestResponse{
Manifests: []string{},
Namespace: test.FakeDestNamespace,
Server: test.FakeClusterURL,
Revision: "abc123",
},
managedLiveObjs: map[kube.ResourceKey]*unstructured.Unstructured{
kube.GetResourceKey(deployment): deployment,
kube.GetResourceKey(unstructuredApp): unstructuredApp,
},
})
compRes := ctrl.appStateManager.CompareAppState(app, "", app.Spec.Source, false, nil)
assert.Equal(t, compRes.healthStatus.Status, argoappv1.HealthStatusHealthy)
}
func TestSetManagedResourcesWithOrphanedResources(t *testing.T) {
proj := defaultProj.DeepCopy()
proj.Spec.OrphanedResources = &argoappv1.OrphanedResourcesMonitorSettings{}
app := newFakeApp()
ctrl := newFakeController(&fakeData{
apps: []runtime.Object{app, proj},
namespacedResources: map[kube.ResourceKey]namespacedResource{
kube.NewResourceKey("apps", kube.DeploymentKind, app.Namespace, "guestbook"): {
ResourceNode: argoappv1.ResourceNode{
ResourceRef: argoappv1.ResourceRef{Kind: kube.DeploymentKind, Name: "guestbook", Namespace: app.Namespace},
},
AppName: "",
},
},
})
tree, err := ctrl.setAppManagedResources(app, &comparisonResult{managedResources: make([]managedResource, 0)})
assert.NoError(t, err)
assert.Equal(t, len(tree.OrphanedNodes), 1)
assert.Equal(t, "guestbook", tree.OrphanedNodes[0].Name)
assert.Equal(t, app.Namespace, tree.OrphanedNodes[0].Namespace)
}
func TestSetManagedResourcesWithResourcesOfAnotherApp(t *testing.T) {
proj := defaultProj.DeepCopy()
proj.Spec.OrphanedResources = &argoappv1.OrphanedResourcesMonitorSettings{}
app1 := newFakeApp()
app1.Name = "app1"
app2 := newFakeApp()
app2.Name = "app2"
ctrl := newFakeController(&fakeData{
apps: []runtime.Object{app1, app2, proj},
namespacedResources: map[kube.ResourceKey]namespacedResource{
kube.NewResourceKey("apps", kube.DeploymentKind, app2.Namespace, "guestbook"): {
ResourceNode: argoappv1.ResourceNode{
ResourceRef: argoappv1.ResourceRef{Kind: kube.DeploymentKind, Name: "guestbook", Namespace: app2.Namespace},
},
AppName: "app2",
},
},
})
tree, err := ctrl.setAppManagedResources(app1, &comparisonResult{managedResources: make([]managedResource, 0)})
assert.NoError(t, err)
assert.Equal(t, len(tree.OrphanedNodes), 0)
}
func TestReturnUnknownComparisonStateOnSettingLoadError(t *testing.T) {
proj := defaultProj.DeepCopy()
proj.Spec.OrphanedResources = &argoappv1.OrphanedResourcesMonitorSettings{}
app := newFakeApp()
ctrl := newFakeController(&fakeData{
apps: []runtime.Object{app, proj},
configMapData: map[string]string{
"resource.customizations": "invalid setting",
},
})
compRes := ctrl.appStateManager.CompareAppState(app, "", app.Spec.Source, false, nil)
assert.Equal(t, argoappv1.HealthStatusUnknown, compRes.healthStatus.Status)
assert.Equal(t, argoappv1.SyncStatusCodeUnknown, compRes.syncStatus.Status)
}
func TestSetManagedResourcesKnownOrphanedResourceExceptions(t *testing.T) {
proj := defaultProj.DeepCopy()
proj.Spec.OrphanedResources = &argoappv1.OrphanedResourcesMonitorSettings{}
app := newFakeApp()
app.Namespace = "default"
ctrl := newFakeController(&fakeData{
apps: []runtime.Object{app, proj},
namespacedResources: map[kube.ResourceKey]namespacedResource{
kube.NewResourceKey("apps", kube.DeploymentKind, app.Namespace, "guestbook"): {
ResourceNode: argoappv1.ResourceNode{ResourceRef: argoappv1.ResourceRef{Group: "apps", Kind: kube.DeploymentKind, Name: "guestbook", Namespace: app.Namespace}},
},
kube.NewResourceKey("", kube.ServiceAccountKind, app.Namespace, "default"): {
ResourceNode: argoappv1.ResourceNode{ResourceRef: argoappv1.ResourceRef{Kind: kube.ServiceAccountKind, Name: "default", Namespace: app.Namespace}},
},
kube.NewResourceKey("", kube.ServiceKind, app.Namespace, "kubernetes"): {
ResourceNode: argoappv1.ResourceNode{ResourceRef: argoappv1.ResourceRef{Kind: kube.ServiceAccountKind, Name: "kubernetes", Namespace: app.Namespace}},
},
},
})
tree, err := ctrl.setAppManagedResources(app, &comparisonResult{managedResources: make([]managedResource, 0)})
assert.NoError(t, err)
assert.Len(t, tree.OrphanedNodes, 1)
assert.Equal(t, "guestbook", tree.OrphanedNodes[0].Name)
}
func Test_comparisonResult_obs(t *testing.T) {
assert.Len(t, (&comparisonResult{}).targetObjs(), 0)
assert.Len(t, (&comparisonResult{managedResources: []managedResource{{}}}).targetObjs(), 0)
assert.Len(t, (&comparisonResult{managedResources: []managedResource{{Target: test.NewPod()}}}).targetObjs(), 1)
assert.Len(t, (&comparisonResult{hooks: []*unstructured.Unstructured{{}}}).targetObjs(), 1)
}