fix: Reflect actual status of Grove PGS in Dynamo DGD (#2710)

Signed-off-by: Julien Mancuso <jmancuso@nvidia.com>

deploy/cloud/operator/api/v1alpha1/dynamocomponentdeployment_types.go

@@ -202,17 +202,18 @@ func init() {
 	SchemeBuilder.Register(&DynamoComponentDeployment{}, &DynamoComponentDeploymentList{})
 }
 
-func (s *DynamoComponentDeployment) IsReady() bool {
-	return s.Status.IsReady()
+func (s *DynamoComponentDeployment) IsReady() (bool, string) {
+	ready, reason := s.Status.IsReady()
+	return ready, reason
 }
 
-func (s *DynamoComponentDeploymentStatus) IsReady() bool {
+func (s *DynamoComponentDeploymentStatus) IsReady() (bool, string) {
 	for _, condition := range s.Conditions {
 		if condition.Type == DynamoGraphDeploymentConditionTypeAvailable && condition.Status == metav1.ConditionTrue {
-			return true
+			return true, ""
 		}
 	}
-	return false
+	return false, "Component deployment not ready - Available condition not true"
 }
 
 func (s *DynamoComponentDeployment) GetSpec() any {

deploy/cloud/operator/go.mod

@@ -6,7 +6,7 @@ toolchain go1.24.3
 
 require (
 	emperror.dev/errors v0.8.1
-	github.com/NVIDIA/grove/operator/api v0.0.0-20250801123021-8b42bac59ef2
+	github.com/NVIDIA/grove/operator/api v0.0.0-20250825164137-da01400261a6
 	github.com/bsm/gomega v1.27.10
 	github.com/google/go-cmp v0.7.0
 	github.com/imdario/mergo v0.3.6

deploy/cloud/operator/go.sum

 emperror.dev/errors v0.8.1 h1:UavXZ5cSX/4u9iyvH6aDcuGkVjeexUGJ7Ij7G4VfQT0=
 emperror.dev/errors v0.8.1/go.mod h1:YcRvLPh626Ubn2xqtoprejnA5nFha+TJ+2vew48kWuE=
-github.com/NVIDIA/grove/operator/api v0.0.0-20250801123021-8b42bac59ef2 h1:JLOj0GiubP3VlR0okIbuqljvl+e2Vccnu6LX6wL34G0=
-github.com/NVIDIA/grove/operator/api v0.0.0-20250801123021-8b42bac59ef2/go.mod h1:QlsR2wQLj9m/zVEqv5SsCPzyjN2ykYZ0r/NEnDf4WB4=
+github.com/NVIDIA/grove/operator/api v0.0.0-20250825164137-da01400261a6 h1:JkW8LeRVsQH/YkRTz80T/JxlDgfk0URKgTUKyYKxbso=
+github.com/NVIDIA/grove/operator/api v0.0.0-20250825164137-da01400261a6/go.mod h1:QlsR2wQLj9m/zVEqv5SsCPzyjN2ykYZ0r/NEnDf4WB4=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
 github.com/blang/semver/v4 v4.0.0 h1:1PFHFE6yCCTv8C1TeyNNarDzntLi7wMI5i/pzqYIsAM=

deploy/cloud/operator/internal/controller/dynamographdeployment_controller.go

@@ -105,7 +105,6 @@ func (r *DynamoGraphDeploymentReconciler) Reconcile(ctx context.Context, req ctr
 	reason := Reason("undefined")
 	message := Message("")
 	state := PendingState
-	readyStatus := metav1.ConditionFalse
 	// retrieve the CRD
 	dynamoDeployment := &nvidiacomv1alpha1.DynamoGraphDeployment{}
 	if err = r.Get(ctx, req.NamespacedName, dynamoDeployment); err != nil {
@@ -123,10 +122,13 @@ func (r *DynamoGraphDeploymentReconciler) Reconcile(ctx context.Context, req ctr
 			logger.Error(err, "Reconciliation failed")
 		}
 		dynamoDeployment.SetState(string(state))
+
+		readyStatus := metav1.ConditionFalse
 		if state == ReadyState {
 			readyStatus = metav1.ConditionTrue
 		}
-		// update the CRD status condition
+
+		// Update Ready condition
 		dynamoDeployment.AddStatusCondition(metav1.Condition{
 			Type:               "Ready",
 			Status:             readyStatus,
@@ -134,6 +136,7 @@ func (r *DynamoGraphDeploymentReconciler) Reconcile(ctx context.Context, req ctr
 			Message:            string(message),
 			LastTransitionTime: metav1.Now(),
 		})
+
 		err = r.Status().Update(ctx, dynamoDeployment)
 		if err != nil {
 			logger.Error(err, "Unable to update the CRD status", "crd", req.NamespacedName)
@@ -160,7 +163,7 @@ func (r *DynamoGraphDeploymentReconciler) Reconcile(ctx context.Context, req ctr
 }
 
 type Resource interface {
-	IsReady() bool
+	IsReady() (ready bool, reason string)
 	GetName() string
 }
 
@@ -267,12 +270,17 @@ func (r *DynamoGraphDeploymentReconciler) reconcileGroveResources(ctx context.Co
 		logger.Error(err, "failed to sync the Grove GangSet")
 		return "", "", "", fmt.Errorf("failed to sync the Grove GangSet: %w", err)
 	}
-	groveGangSetAsResource := commonController.WrapResource(syncedGroveGangSet, func() bool {
-		if syncedGroveGangSet.Status.LastOperation != nil && syncedGroveGangSet.Status.LastOperation.State == grovev1alpha1.LastOperationStateSucceeded {
-			return true
+	groveGangSetAsResource := commonController.WrapResource(
+		syncedGroveGangSet,
+		func() (bool, string) {
+			// Grove readiness: all underlying PodCliques and PodCliqueScalingGroups have replicas == availableReplicas
+			allComponentsReady, reason := dynamo.EvaluateAllComponentsReady(ctx, r.Client, dynamoDeployment)
+			if !allComponentsReady {
+				return false, reason
 			}
-		return false
-	})
+			return true, ""
+		},
+	)
 
 	// Handle Grove scaling operations after structural changes
 	if err := r.reconcileGroveScaling(ctx, dynamoDeployment); err != nil {
@@ -296,8 +304,9 @@ func (r *DynamoGraphDeploymentReconciler) reconcileGroveResources(ctx context.Co
 				logger.Error(err, "failed to sync the main component service")
 				return "", "", "", fmt.Errorf("failed to sync the main component service: %w", err)
 			}
-			mainComponentServiceAsResource := commonController.WrapResource(syncedMainComponentService, func() bool {
-				return true
+			mainComponentServiceAsResource := commonController.WrapResource(syncedMainComponentService,
+				func() (bool, string) {
+					return true, ""
 				})
 			resources = append(resources, mainComponentServiceAsResource)
 			// generate the main component ingress
@@ -317,8 +326,9 @@ func (r *DynamoGraphDeploymentReconciler) reconcileGroveResources(ctx context.Co
 				logger.Error(err, "failed to sync the main component ingress")
 				return "", "", "", fmt.Errorf("failed to sync the main component ingress: %w", err)
 			}
-			resources = append(resources, commonController.WrapResource(syncedMainComponentIngress, func() bool {
-				return true
+			resources = append(resources, commonController.WrapResource(syncedMainComponentIngress,
+				func() (bool, string) {
+					return true, ""
 				}))
 			// generate the main component virtual service
 			if r.Config.IngressConfig.UseVirtualService() {
@@ -334,8 +344,9 @@ func (r *DynamoGraphDeploymentReconciler) reconcileGroveResources(ctx context.Co
 					logger.Error(err, "failed to sync the main component virtual service")
 					return "", "", "", fmt.Errorf("failed to sync the main component virtual service: %w", err)
 				}
-				resources = append(resources, commonController.WrapResource(syncedMainComponentVirtualService, func() bool {
-					return true
+				resources = append(resources, commonController.WrapResource(syncedMainComponentVirtualService,
+					func() (bool, string) {
+						return true, ""
 					}))
 			}
 		}
@@ -344,16 +355,21 @@ func (r *DynamoGraphDeploymentReconciler) reconcileGroveResources(ctx context.Co
 }
 
 func (r *DynamoGraphDeploymentReconciler) checkResourcesReadiness(resources []Resource) (State, Reason, Message, error) {
+	var notReadyReasons []string
 	notReadyResources := []string{}
+
 	for _, resource := range resources {
-		if !resource.IsReady() {
+		ready, reason := resource.IsReady()
+		if !ready {
 			notReadyResources = append(notReadyResources, resource.GetName())
+			notReadyReasons = append(notReadyReasons, fmt.Sprintf("%s: %s", resource.GetName(), reason))
 		}
 	}
+
 	if len(notReadyResources) == 0 {
 		return ReadyState, "all_resources_are_ready", Message("All resources are ready"), nil
 	}
-	return PendingState, "some_resources_are_not_ready", Message(fmt.Sprintf("%d resources not ready: %v", len(notReadyResources), notReadyResources)), nil
+	return PendingState, "some_resources_are_not_ready", Message(fmt.Sprintf("Resources not ready: %s", strings.Join(notReadyReasons, "; "))), nil
 }
 
 func (r *DynamoGraphDeploymentReconciler) reconcileDynamoComponentsDeployments(ctx context.Context, dynamoDeployment *nvidiacomv1alpha1.DynamoGraphDeployment) (State, Reason, Message, error) {

deploy/cloud/operator/internal/controller_common/resource.go

@@ -473,16 +473,20 @@ func GetResourcesConfig(resources *common.Resources) (*corev1.ResourceRequiremen
 
 type Resource struct {
 	client.Object
-	isReady func() bool
+	isReady func() (bool, string)
 }
 
-func WrapResource[T client.Object](resource T, isReady func() bool) *Resource {
+func WrapResource[T client.Object](resource T, isReady func() (bool, string)) *Resource {
 	return &Resource{
 		Object:  resource,
 		isReady: isReady,
 	}
 }
 
-func (r *Resource) IsReady() bool {
+func (r *Resource) IsReady() (bool, string) {
 	return r.isReady()
 }
+
+func (r *Resource) GetName() string {
+	return r.Object.GetName()
+}

deploy/cloud/operator/internal/dynamo/graph_test.go

@@ -4523,7 +4523,7 @@ func TestGenerateBasePodSpec_Worker(t *testing.T) {
 						VolumeSource: corev1.VolumeSource{
 							EmptyDir: &corev1.EmptyDirVolumeSource{
 								Medium:    corev1.StorageMediumMemory,
-								SizeLimit: func() *resource.Quantity { q := resource.MustParse("8Gi"); return &q }(),
+								SizeLimit: func() *resource.Quantity { q := resource.MustParse(commonconsts.DefaultSharedMemorySize); return &q }(),
 							},
 						},
 					},

deploy/cloud/operator/internal/dynamo/grove.go

 package dynamo
 
 import (
+	"context"
 	"fmt"
+	"strings"
 
+	grovev1alpha1 "github.com/NVIDIA/grove/operator/api/core/v1alpha1"
+	"github.com/go-logr/logr"
+	"k8s.io/apimachinery/pkg/api/errors"
+	"k8s.io/apimachinery/pkg/types"
+	"sigs.k8s.io/controller-runtime/pkg/client"
+	"sigs.k8s.io/controller-runtime/pkg/log"
+
+	nvidiacomv1alpha1 "github.com/ai-dynamo/dynamo/deploy/cloud/operator/api/v1alpha1"
 	commonconsts "github.com/ai-dynamo/dynamo/deploy/cloud/operator/internal/consts"
 )
 
@@ -30,3 +40,93 @@ func (d *GroveMultinodeDeployer) GetHostNames(serviceName string, numberOfNodes
 	}
 	return hostnames
 }
+
+// EvaluateAllComponentsReady determines if all Grove components are ready
+// - PodCliques: spec.replicas == status.readyReplicas
+// - PodCliqueScalingGroups: spec.replicas == status.availableReplicas
+func EvaluateAllComponentsReady(ctx context.Context, client client.Client, dgd *nvidiacomv1alpha1.DynamoGraphDeployment) (bool, string) {
+	logger := log.FromContext(ctx)
+	var notReadyComponents []string
+
+	for serviceName, component := range dgd.Spec.Services {
+		numberOfNodes := component.GetNumberOfNodes()
+		isMultinode := numberOfNodes > 1
+		resourceName := fmt.Sprintf("%s-0-%s", dgd.Name, strings.ToLower(serviceName))
+
+		if isMultinode {
+			// Check PodCliqueScalingGroup: spec.replicas == status.availableReplicas
+			if ok, reason := checkPCSGReady(ctx, client, resourceName, dgd.Namespace, logger); !ok {
+				notReadyComponents = append(notReadyComponents, fmt.Sprintf("pcsg/%s: %s", resourceName, reason))
+			}
+		} else {
+			// Check PodClique: spec.replicas == status.readyReplicas
+			if ok, reason := checkPodCliqueReady(ctx, client, resourceName, dgd.Namespace, logger); !ok {
+				notReadyComponents = append(notReadyComponents, fmt.Sprintf("podclique/%s: %s", resourceName, reason))
+			}
+		}
+	}
+
+	if len(notReadyComponents) > 0 {
+		return false, strings.Join(notReadyComponents, "; ")
+	}
+
+	return true, ""
+}
+
+// checkPodCliqueReady checks if a PodClique has spec.replicas == status.readyReplicas
+func checkPodCliqueReady(ctx context.Context, client client.Client, resourceName, namespace string, logger logr.Logger) (bool, string) {
+	podClique := &grovev1alpha1.PodClique{}
+	err := client.Get(ctx, types.NamespacedName{Name: resourceName, Namespace: namespace}, podClique)
+	if err != nil {
+		if errors.IsNotFound(err) {
+			logger.V(2).Info("PodClique not found", "resourceName", resourceName)
+			return false, "resource not found"
+		}
+		logger.V(1).Info("Failed to get PodClique", "error", err, "resourceName", resourceName)
+		return false, fmt.Sprintf("get error: %v", err)
+	}
+
+	desiredReplicas := podClique.Spec.Replicas
+	readyReplicas := podClique.Status.ReadyReplicas
+
+	if desiredReplicas == 0 {
+		// No replicas desired, so it's ready
+		return true, ""
+	}
+
+	if desiredReplicas != readyReplicas {
+		logger.V(1).Info("PodClique not ready", "resourceName", resourceName, "desired", desiredReplicas, "ready", readyReplicas)
+		return false, fmt.Sprintf("desired=%d, ready=%d", desiredReplicas, readyReplicas)
+	}
+
+	return true, ""
+}
+
+// checkPCSGReady checks if a PodCliqueScalingGroup has spec.replicas == status.availableReplicas
+func checkPCSGReady(ctx context.Context, client client.Client, resourceName, namespace string, logger logr.Logger) (bool, string) {
+	pcsg := &grovev1alpha1.PodCliqueScalingGroup{}
+	err := client.Get(ctx, types.NamespacedName{Name: resourceName, Namespace: namespace}, pcsg)
+	if err != nil {
+		if errors.IsNotFound(err) {
+			logger.V(2).Info("PodCliqueScalingGroup not found", "resourceName", resourceName)
+			return false, "resource not found"
+		}
+		logger.V(1).Info("Failed to get PodCliqueScalingGroup", "error", err, "resourceName", resourceName)
+		return false, fmt.Sprintf("get error: %v", err)
+	}
+
+	desiredReplicas := pcsg.Spec.Replicas
+	availableReplicas := pcsg.Status.AvailableReplicas
+
+	if desiredReplicas == 0 {
+		// No replicas desired, so it's ready
+		return true, ""
+	}
+
+	if desiredReplicas != availableReplicas {
+		logger.V(1).Info("PodCliqueScalingGroup not ready", "resourceName", resourceName, "desired", desiredReplicas, "available", availableReplicas)
+		return false, fmt.Sprintf("desired=%d, available=%d", desiredReplicas, availableReplicas)
+	}
+
+	return true, ""
+}