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55 changes: 38 additions & 17 deletions controller/state.go
Original file line number Diff line number Diff line change
Expand Up @@ -514,7 +514,7 @@ func (m *appStateManager) CompareAppState(app *v1alpha1.Application, project *ap
}
gvk := obj.GroupVersionKind()

isSelfReferencedObj := m.isSelfReferencedObj(liveObj, appLabelKey, trackingMethod)
isSelfReferencedObj := m.isSelfReferencedObj(liveObj, targetObj, app.GetName(), appLabelKey, trackingMethod)

resState := v1alpha1.ResourceStatus{
Namespace: obj.GetNamespace(),
Expand Down Expand Up @@ -699,12 +699,13 @@ func NewAppStateManager(
}

// isSelfReferencedObj returns whether the given obj is managed by the application
// according to the values in the tracking annotation. It returns true when all
// of the properties in the annotation (name, namespace, group and kind) match
// the properties of the inspected object, or if the tracking method used does
// not provide the required properties for matching.
func (m *appStateManager) isSelfReferencedObj(obj *unstructured.Unstructured, appLabelKey string, trackingMethod v1alpha1.TrackingMethod) bool {
if obj == nil {
// according to the values of the tracking id (aka app instance value) annotation.
// It returns true when all of the properties of the tracking id (app name, namespace,
// group and kind) match the properties of the live object, or if the tracking method
// used does not provide the required properties for matching.
// Reference: https://github.com/argoproj/argo-cd/issues/8683
func (m *appStateManager) isSelfReferencedObj(live, config *unstructured.Unstructured, appName, appLabelKey string, trackingMethod v1alpha1.TrackingMethod) bool {
if live == nil {
return true
}

Expand All @@ -714,17 +715,37 @@ func (m *appStateManager) isSelfReferencedObj(obj *unstructured.Unstructured, ap
return true
}

// In order for us to assume obj to be managed by this application, the
// values from the annotation have to match the properties from the live
// object. Cluster scoped objects carry the app's destination namespace
// in the tracking annotation, but are unique in GVK + name combination.
appInstance := m.resourceTracking.GetAppInstance(obj, appLabelKey, trackingMethod)
// Ideally the Tracking Id should be built from the config object.
// This is necessary because in case of an ApiGroup upgrade in the desired
// state, the comparison must be maid with the new tracking id.
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// Example:
// live resource annotation will be:
// ingress-app:extensions/Ingress:default/some-ingress
// when it should be:
// ingress-app:networking.k8s.io/Ingress:default/some-ingress
// More details in: https://github.com/argoproj/argo-cd/pull/11012
var aiv argo.AppInstanceValue
if config != nil {
aiv = argo.UnstructuredToAppInstanceValue(config, appName, "")
return isSelfReferencedObj(live, aiv)
}

// If config is nil then compare the live resource with the value
// of the annotation. In this case, in order to validate if obj is
// managed by this application, the values from the annotation have
// to match the properties from the live object. Cluster scoped objects
// carry the app's destination namespace in the tracking annotation,
// but are unique in GVK + name combination.
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appInstance := m.resourceTracking.GetAppInstance(live, appLabelKey, trackingMethod)
if appInstance != nil {
return (obj.GetNamespace() == appInstance.Namespace || obj.GetNamespace() == "") &&
obj.GetName() == appInstance.Name &&
obj.GetObjectKind().GroupVersionKind().Group == appInstance.Group &&
obj.GetObjectKind().GroupVersionKind().Kind == appInstance.Kind
return isSelfReferencedObj(live, *appInstance)
}

return true
}

func isSelfReferencedObj(obj *unstructured.Unstructured, aiv argo.AppInstanceValue) bool {
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return (obj.GetNamespace() == aiv.Namespace || obj.GetNamespace() == "") &&
obj.GetName() == aiv.Name &&
obj.GetObjectKind().GroupVersionKind().Group == aiv.Group &&
obj.GetObjectKind().GroupVersionKind().Kind == aiv.Kind
}
67 changes: 48 additions & 19 deletions controller/state_test.go
Original file line number Diff line number Diff line change
Expand Up @@ -870,30 +870,59 @@ func TestIsLiveResourceManaged(t *testing.T) {
})

manager := ctrl.appStateManager.(*appStateManager)
appName := "guestbook"

// Managed resource w/ annotations
assert.True(t, manager.isSelfReferencedObj(managedObj, common.AnnotationKeyAppInstance, argo.TrackingMethodLabel))
assert.True(t, manager.isSelfReferencedObj(managedObj, common.AnnotationKeyAppInstance, argo.TrackingMethodAnnotation))
t.Run("will return true if trackingid matches the resource", func(t *testing.T) {
// given
t.Parallel()
configObj := managedObj.DeepCopy()

// Managed resource w/ label
assert.True(t, manager.isSelfReferencedObj(managedObjWithLabel, common.AnnotationKeyAppInstance, argo.TrackingMethodLabel))
// then
assert.True(t, manager.isSelfReferencedObj(managedObj, configObj, appName, common.AnnotationKeyAppInstance, argo.TrackingMethodLabel))
assert.True(t, manager.isSelfReferencedObj(managedObj, configObj, appName, common.AnnotationKeyAppInstance, argo.TrackingMethodAnnotation))
})
t.Run("will return true if tracked with label", func(t *testing.T) {
// given
t.Parallel()
configObj := managedObjWithLabel.DeepCopy()

// Wrong resource name
assert.True(t, manager.isSelfReferencedObj(unmanagedObjWrongName, common.AnnotationKeyAppInstance, argo.TrackingMethodLabel))
assert.False(t, manager.isSelfReferencedObj(unmanagedObjWrongName, common.AnnotationKeyAppInstance, argo.TrackingMethodAnnotation))
// then
assert.True(t, manager.isSelfReferencedObj(managedObjWithLabel, configObj, appName, common.AnnotationKeyAppInstance, argo.TrackingMethodLabel))
})
t.Run("will handle if trackingId has wrong resource name", func(t *testing.T) {
// given
t.Parallel()

// Wrong resource group
assert.True(t, manager.isSelfReferencedObj(unmanagedObjWrongGroup, common.AnnotationKeyAppInstance, argo.TrackingMethodLabel))
assert.False(t, manager.isSelfReferencedObj(unmanagedObjWrongGroup, common.AnnotationKeyAppInstance, argo.TrackingMethodAnnotation))
// then
assert.True(t, manager.isSelfReferencedObj(unmanagedObjWrongName, nil, appName, common.AnnotationKeyAppInstance, argo.TrackingMethodLabel))
assert.False(t, manager.isSelfReferencedObj(unmanagedObjWrongName, nil, appName, common.AnnotationKeyAppInstance, argo.TrackingMethodAnnotation))
})
t.Run("will handle if trackingId has wrong resource group", func(t *testing.T) {
// given
t.Parallel()

// Wrong resource kind
assert.True(t, manager.isSelfReferencedObj(unmanagedObjWrongKind, common.AnnotationKeyAppInstance, argo.TrackingMethodLabel))
assert.False(t, manager.isSelfReferencedObj(unmanagedObjWrongKind, common.AnnotationKeyAppInstance, argo.TrackingMethodAnnotation))
// then
assert.True(t, manager.isSelfReferencedObj(unmanagedObjWrongGroup, nil, appName, common.AnnotationKeyAppInstance, argo.TrackingMethodLabel))
assert.False(t, manager.isSelfReferencedObj(unmanagedObjWrongGroup, nil, appName, common.AnnotationKeyAppInstance, argo.TrackingMethodAnnotation))
})
t.Run("will handle if trackingId has wrong kind", func(t *testing.T) {
// given
t.Parallel()

// Wrong resource namespace
assert.True(t, manager.isSelfReferencedObj(unmanagedObjWrongNamespace, common.AnnotationKeyAppInstance, argo.TrackingMethodLabel))
assert.False(t, manager.isSelfReferencedObj(unmanagedObjWrongNamespace, common.AnnotationKeyAppInstance, argo.TrackingMethodAnnotationAndLabel))
// then
assert.True(t, manager.isSelfReferencedObj(unmanagedObjWrongKind, nil, appName, common.AnnotationKeyAppInstance, argo.TrackingMethodLabel))
assert.False(t, manager.isSelfReferencedObj(unmanagedObjWrongKind, nil, appName, common.AnnotationKeyAppInstance, argo.TrackingMethodAnnotation))
})
t.Run("will handle if trackingId has wrong namespace", func(t *testing.T) {
// given
t.Parallel()

// Nil resource
assert.True(t, manager.isSelfReferencedObj(nil, common.AnnotationKeyAppInstance, argo.TrackingMethodAnnotation))
// then
assert.True(t, manager.isSelfReferencedObj(unmanagedObjWrongNamespace, nil, appName, common.AnnotationKeyAppInstance, argo.TrackingMethodLabel))
assert.False(t, manager.isSelfReferencedObj(unmanagedObjWrongNamespace, nil, appName, common.AnnotationKeyAppInstance, argo.TrackingMethodAnnotationAndLabel))
})
t.Run("will return true if live is nil", func(t *testing.T) {
t.Parallel()
assert.True(t, manager.isSelfReferencedObj(nil, nil, appName, common.AnnotationKeyAppInstance, argo.TrackingMethodAnnotation))
})
}
2 changes: 1 addition & 1 deletion controller/sync.go
Original file line number Diff line number Diff line change
Expand Up @@ -246,7 +246,7 @@ func (m *appStateManager) SyncAppState(app *v1alpha1.Application, state *v1alpha
sync.WithResourcesFilter(func(key kube.ResourceKey, target *unstructured.Unstructured, live *unstructured.Unstructured) bool {
return (len(syncOp.Resources) == 0 ||
argo.ContainsSyncResource(key.Name, key.Namespace, schema.GroupVersionKind{Kind: key.Kind, Group: key.Group}, syncOp.Resources)) &&
m.isSelfReferencedObj(live, appLabelKey, trackingMethod)
m.isSelfReferencedObj(live, target, app.GetName(), appLabelKey, trackingMethod)
}),
sync.WithManifestValidation(!syncOp.SyncOptions.HasOption(common.SyncOptionsDisableValidation)),
sync.WithNamespaceCreation(syncOp.SyncOptions.HasOption("CreateNamespace=true"), func(un *unstructured.Unstructured) bool {
Expand Down
2 changes: 1 addition & 1 deletion util/argo/diff/diff.go
Original file line number Diff line number Diff line change
Expand Up @@ -334,7 +334,7 @@ func (c *diffConfig) DiffFromCache(appName string) (bool, []*appv1.ResourceDiff)
}

// preDiffNormalize applies the normalization of live and target resources before invoking
// the diff. None of the attributes in the preDiffNormalizeParams will be modified.
// the diff. None of the attributes in the lives and targets params will be modified.
func preDiffNormalize(lives, targets []*unstructured.Unstructured, diffConfig DiffConfig) (*NormalizationResult, error) {
if diffConfig == nil {
return nil, fmt.Errorf("preDiffNormalize error: diffConfig can not be nil")
Expand Down
41 changes: 21 additions & 20 deletions util/argo/resource_tracking.go
Original file line number Diff line number Diff line change
Expand Up @@ -4,17 +4,12 @@ import (
"fmt"
"strings"

"github.com/argoproj/gitops-engine/pkg/utils/kube"

"github.com/argoproj/argo-cd/v2/common"

"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"

"github.com/argoproj/argo-cd/v2/util/settings"

"github.com/argoproj/argo-cd/v2/pkg/apis/application/v1alpha1"

"github.com/argoproj/argo-cd/v2/util/kube"
argokube "github.com/argoproj/argo-cd/v2/util/kube"
"github.com/argoproj/argo-cd/v2/util/settings"
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
)

const (
Expand Down Expand Up @@ -107,21 +102,27 @@ func (rt *resourceTracking) GetAppInstance(un *unstructured.Unstructured, key st
}
}

// UnstructuredToAppInstanceValue will build the AppInstanceValue based
// on the provided unstructured
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func UnstructuredToAppInstanceValue(un *unstructured.Unstructured, appName, namespace string) AppInstanceValue {
ns := un.GetNamespace()
if ns == "" {
ns = namespace
}
gvk := un.GetObjectKind().GroupVersionKind()
return AppInstanceValue{
ApplicationName: appName,
Group: gvk.Group,
Kind: gvk.Kind,
Namespace: ns,
Name: un.GetName(),
}
}

// SetAppInstance set label/annotation base on tracking method
func (rt *resourceTracking) SetAppInstance(un *unstructured.Unstructured, key, val, namespace string, trackingMethod v1alpha1.TrackingMethod) error {
setAppInstanceAnnotation := func() error {
ns := un.GetNamespace()
if ns == "" {
ns = namespace
}
gvk := un.GetObjectKind().GroupVersionKind()
appInstanceValue := AppInstanceValue{
ApplicationName: val,
Group: gvk.Group,
Kind: gvk.Kind,
Namespace: ns,
Name: un.GetName(),
}
appInstanceValue := UnstructuredToAppInstanceValue(un, val, namespace)
return argokube.SetAppInstanceAnnotation(un, common.AnnotationKeyAppInstance, rt.BuildAppInstanceValue(appInstanceValue))
}
switch trackingMethod {
Expand Down