1221 lines
35 KiB
Go
1221 lines
35 KiB
Go
/*
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* SPDX-FileCopyrightText: Copyright (c) 2025-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package validation
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import (
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"context"
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"sort"
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"strings"
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"testing"
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nvidiacomv1alpha1 "github.com/ai-dynamo/dynamo/deploy/operator/api/v1alpha1"
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corev1 "k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/api/resource"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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)
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func TestDynamoGraphDeploymentValidator_Validate(t *testing.T) {
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var (
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validReplicas = int32(3)
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negativeReplicas = int32(-1)
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pvcName = "test-pvc"
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trueVal = true
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falseVal = false
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)
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tests := []struct {
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name string
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deployment *nvidiacomv1alpha1.DynamoGraphDeployment
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wantErr bool
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errMsg string
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errContains bool
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}{
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{
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name: "valid deployment with services",
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deployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-graph",
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Namespace: "default",
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},
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Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
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BackendFramework: "sglang",
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Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
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"main": {
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Replicas: &validReplicas,
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},
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},
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},
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},
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wantErr: false,
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},
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{
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name: "no services",
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deployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-graph",
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Namespace: "default",
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},
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Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
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Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{},
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},
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},
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wantErr: true,
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errMsg: "spec.services must have at least one service",
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},
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{
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name: "service with invalid replicas",
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deployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-graph",
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Namespace: "default",
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},
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Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
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Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
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"main": {
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Replicas: &negativeReplicas,
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},
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},
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},
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},
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wantErr: true,
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errMsg: "spec.services[main].replicas must be non-negative",
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},
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{
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name: "service with invalid ingress",
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deployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-graph",
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Namespace: "default",
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},
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Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
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Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
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"gateway": {
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Ingress: &nvidiacomv1alpha1.IngressSpec{
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Enabled: true,
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Host: "",
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},
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},
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},
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},
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},
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wantErr: true,
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errMsg: "spec.services[gateway].ingress.host is required when ingress is enabled",
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},
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{
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name: "pvc with create=true and missing storageClass",
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deployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-graph",
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Namespace: "default",
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},
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Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
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PVCs: []nvidiacomv1alpha1.PVC{
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{
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Create: &trueVal,
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Name: &pvcName,
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StorageClass: "",
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Size: resource.MustParse("10Gi"),
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VolumeAccessMode: corev1.ReadWriteOnce,
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},
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},
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Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
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"main": {},
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},
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},
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},
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wantErr: true,
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errMsg: "spec.pvcs[0].storageClass is required when create is true",
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},
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{
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name: "pvc with create=true and missing size",
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deployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-graph",
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Namespace: "default",
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},
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Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
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PVCs: []nvidiacomv1alpha1.PVC{
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{
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Create: &trueVal,
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Name: &pvcName,
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StorageClass: "standard",
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Size: resource.Quantity{},
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VolumeAccessMode: corev1.ReadWriteOnce,
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},
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},
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Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
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"main": {},
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},
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},
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},
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wantErr: true,
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errMsg: "spec.pvcs[0].size is required when create is true",
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},
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{
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name: "pvc with create=true and missing volumeAccessMode",
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deployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-graph",
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Namespace: "default",
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},
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Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
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PVCs: []nvidiacomv1alpha1.PVC{
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{
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Create: &trueVal,
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Name: &pvcName,
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StorageClass: "standard",
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Size: resource.MustParse("10Gi"),
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VolumeAccessMode: "",
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},
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},
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Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
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"main": {},
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},
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},
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},
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wantErr: true,
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errMsg: "spec.pvcs[0].volumeAccessMode is required when create is true",
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},
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{
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name: "pvc with create=false and missing fields",
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deployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-graph",
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Namespace: "default",
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},
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Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
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PVCs: []nvidiacomv1alpha1.PVC{
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{
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Create: &falseVal,
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Name: &pvcName,
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},
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},
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Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
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"main": {},
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},
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},
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},
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wantErr: false,
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},
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{
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name: "pvc with missing name",
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deployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-graph",
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Namespace: "default",
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},
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Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
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PVCs: []nvidiacomv1alpha1.PVC{
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{
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Create: &falseVal,
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},
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},
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Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
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"main": {},
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},
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},
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},
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wantErr: true,
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errMsg: "spec.pvcs[0].name is required",
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},
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{
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name: "pvc with multiple errors (name, storageClass, size, volumeAccessMode all missing)",
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deployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-graph",
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Namespace: "default",
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},
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Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
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PVCs: []nvidiacomv1alpha1.PVC{
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{
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Create: &trueVal,
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},
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},
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Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
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"main": {},
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},
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},
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},
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wantErr: true,
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errMsg: "spec.pvcs[0].name is required\nspec.pvcs[0].storageClass is required when create is true\nspec.pvcs[0].size is required when create is true\nspec.pvcs[0].volumeAccessMode is required when create is true",
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errContains: true,
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},
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{
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name: "valid pvc with create=true",
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deployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-graph",
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Namespace: "default",
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},
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Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
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PVCs: []nvidiacomv1alpha1.PVC{
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{
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Create: &trueVal,
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Name: &pvcName,
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StorageClass: "standard",
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Size: resource.MustParse("10Gi"),
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VolumeAccessMode: corev1.ReadWriteOnce,
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},
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},
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Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
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"main": {},
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},
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},
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},
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wantErr: false,
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},
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{
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name: "service with invalid volume mount",
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deployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-graph",
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Namespace: "default",
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},
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Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
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Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
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"main": {
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VolumeMounts: []nvidiacomv1alpha1.VolumeMount{
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{
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Name: "data",
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UseAsCompilationCache: false,
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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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wantErr: true,
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errMsg: "spec.services[main].volumeMounts[0].mountPoint is required when useAsCompilationCache is false",
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},
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{
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name: "service with invalid shared memory",
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deployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-graph",
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Namespace: "default",
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},
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Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
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Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
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"main": {
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SharedMemory: &nvidiacomv1alpha1.SharedMemorySpec{
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Disabled: false,
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Size: resource.Quantity{},
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},
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},
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},
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},
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},
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wantErr: true,
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errMsg: "spec.services[main].sharedMemory.size is required when disabled is false",
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},
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// Restart validation test cases
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{
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name: "restart with nil at",
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deployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-graph",
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Namespace: "default",
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},
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Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
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Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
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"main": {},
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},
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Restart: &nvidiacomv1alpha1.Restart{
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ID: "",
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},
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},
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},
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wantErr: true,
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errMsg: "spec.restart.id is required",
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},
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{
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name: "restart with valid id and no strategy",
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deployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-graph",
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Namespace: "default",
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},
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Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
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Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
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"main": {},
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},
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Restart: &nvidiacomv1alpha1.Restart{
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ID: "restart-id",
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},
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},
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},
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wantErr: false,
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},
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{
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name: "restart with parallel strategy and order specified",
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deployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-graph",
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Namespace: "default",
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},
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Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
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Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
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"main": {},
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"prefill": {},
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},
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Restart: &nvidiacomv1alpha1.Restart{
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ID: "restart-id",
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Strategy: &nvidiacomv1alpha1.RestartStrategy{
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Type: nvidiacomv1alpha1.RestartStrategyTypeParallel,
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Order: []string{"main", "prefill"},
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},
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},
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},
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},
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wantErr: true,
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errMsg: "spec.restart.strategy.order cannot be specified when strategy is parallel",
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},
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{
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name: "restart with sequential strategy and duplicate services in order",
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deployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-graph",
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Namespace: "default",
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},
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Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
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Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
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"main": {},
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"prefill": {},
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},
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Restart: &nvidiacomv1alpha1.Restart{
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ID: "restart-id",
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Strategy: &nvidiacomv1alpha1.RestartStrategy{
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Type: nvidiacomv1alpha1.RestartStrategyTypeSequential,
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Order: []string{"main", "main", "prefill"},
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},
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},
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},
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},
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wantErr: true,
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errMsg: "spec.restart.strategy.order must be unique",
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errContains: true,
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},
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{
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name: "restart with sequential strategy and unknown service in order",
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deployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-graph",
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Namespace: "default",
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},
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Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
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Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
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"main": {},
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"prefill": {},
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},
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Restart: &nvidiacomv1alpha1.Restart{
|
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ID: "restart-id",
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Strategy: &nvidiacomv1alpha1.RestartStrategy{
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Type: nvidiacomv1alpha1.RestartStrategyTypeSequential,
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Order: []string{"main", "unknown"},
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},
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},
|
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},
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},
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wantErr: true,
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errMsg: "spec.restart.strategy.order contains unknown service: unknown",
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errContains: true,
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},
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{
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name: "restart with sequential strategy and missing service in order",
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deployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
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ObjectMeta: metav1.ObjectMeta{
|
|
Name: "test-graph",
|
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Namespace: "default",
|
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},
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
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Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
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"main": {},
|
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"prefill": {},
|
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"decode": {},
|
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},
|
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Restart: &nvidiacomv1alpha1.Restart{
|
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ID: "restart-id",
|
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Strategy: &nvidiacomv1alpha1.RestartStrategy{
|
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Type: nvidiacomv1alpha1.RestartStrategyTypeSequential,
|
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Order: []string{"main", "prefill"},
|
|
},
|
|
},
|
|
},
|
|
},
|
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wantErr: true,
|
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errMsg: "spec.restart.strategy.order must have the same number of unique services as the deployment",
|
|
errContains: true,
|
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},
|
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{
|
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name: "restart with valid sequential strategy and order",
|
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deployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "test-graph",
|
|
Namespace: "default",
|
|
},
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
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"main": {},
|
|
"prefill": {},
|
|
"decode": {},
|
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},
|
|
Restart: &nvidiacomv1alpha1.Restart{
|
|
ID: "restart-id",
|
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Strategy: &nvidiacomv1alpha1.RestartStrategy{
|
|
Type: nvidiacomv1alpha1.RestartStrategyTypeSequential,
|
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Order: []string{"prefill", "decode", "main"},
|
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},
|
|
},
|
|
},
|
|
},
|
|
wantErr: false,
|
|
},
|
|
{
|
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name: "restart with sequential strategy and empty order is valid",
|
|
deployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "test-graph",
|
|
Namespace: "default",
|
|
},
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"main": {},
|
|
},
|
|
Restart: &nvidiacomv1alpha1.Restart{
|
|
ID: "restart-id",
|
|
Strategy: &nvidiacomv1alpha1.RestartStrategy{
|
|
Type: nvidiacomv1alpha1.RestartStrategyTypeSequential,
|
|
Order: []string{},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
wantErr: false,
|
|
},
|
|
}
|
|
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
validator := NewDynamoGraphDeploymentValidator(tt.deployment)
|
|
_, err := validator.Validate(context.Background())
|
|
|
|
if (err != nil) != tt.wantErr {
|
|
t.Errorf("DynamoGraphDeploymentValidator.Validate() error = %v, wantErr %v", err, tt.wantErr)
|
|
return
|
|
}
|
|
|
|
if tt.wantErr {
|
|
if tt.errContains {
|
|
// For multiple errors, check that all expected error messages are present
|
|
errStr := err.Error()
|
|
for _, expectedMsg := range strings.Split(tt.errMsg, "\n") {
|
|
if !strings.Contains(errStr, expectedMsg) {
|
|
t.Errorf("DynamoGraphDeploymentValidator.Validate() error message = %v, want to contain %v", errStr, expectedMsg)
|
|
}
|
|
}
|
|
} else {
|
|
if err.Error() != tt.errMsg {
|
|
t.Errorf("DynamoGraphDeploymentValidator.Validate() error message = %v, want %v", err.Error(), tt.errMsg)
|
|
}
|
|
}
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestDynamoGraphDeploymentValidator_ValidateUpdate(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
oldDeployment *nvidiacomv1alpha1.DynamoGraphDeployment
|
|
newDeployment *nvidiacomv1alpha1.DynamoGraphDeployment
|
|
wantErr bool
|
|
wantWarnings bool
|
|
errMsg string
|
|
expectedWarnMsg string
|
|
}{
|
|
{
|
|
name: "no changes",
|
|
oldDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
},
|
|
},
|
|
newDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
},
|
|
},
|
|
wantErr: false,
|
|
},
|
|
{
|
|
name: "changing backend framework",
|
|
oldDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
},
|
|
},
|
|
newDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "vllm",
|
|
},
|
|
},
|
|
wantErr: true,
|
|
wantWarnings: true,
|
|
errMsg: "spec.backendFramework is immutable and cannot be changed after creation",
|
|
expectedWarnMsg: "Changing spec.backendFramework may cause unexpected behavior",
|
|
},
|
|
{
|
|
name: "adding single service is prohibited",
|
|
oldDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"backend": {},
|
|
},
|
|
},
|
|
},
|
|
newDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"backend": {},
|
|
"frontend": {},
|
|
},
|
|
},
|
|
},
|
|
wantErr: true,
|
|
errMsg: "service topology is immutable and cannot be modified after creation: services added: [frontend]",
|
|
},
|
|
{
|
|
name: "adding multiple services is prohibited",
|
|
oldDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"backend": {},
|
|
},
|
|
},
|
|
},
|
|
newDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"backend": {},
|
|
"cache": {},
|
|
"frontend": {},
|
|
},
|
|
},
|
|
},
|
|
wantErr: true,
|
|
errMsg: "service topology is immutable and cannot be modified after creation: services added: [cache frontend]",
|
|
},
|
|
{
|
|
name: "removing single service is prohibited",
|
|
oldDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"backend": {},
|
|
"frontend": {},
|
|
},
|
|
},
|
|
},
|
|
newDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"backend": {},
|
|
},
|
|
},
|
|
},
|
|
wantErr: true,
|
|
errMsg: "service topology is immutable and cannot be modified after creation: services removed: [frontend]",
|
|
},
|
|
{
|
|
name: "removing multiple services is prohibited",
|
|
oldDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"backend": {},
|
|
"cache": {},
|
|
"frontend": {},
|
|
},
|
|
},
|
|
},
|
|
newDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"backend": {},
|
|
},
|
|
},
|
|
},
|
|
wantErr: true,
|
|
errMsg: "service topology is immutable and cannot be modified after creation: services removed: [cache frontend]",
|
|
},
|
|
{
|
|
name: "adding and removing services simultaneously is prohibited",
|
|
oldDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"backend": {},
|
|
"cache": {},
|
|
},
|
|
},
|
|
},
|
|
newDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"backend": {},
|
|
"frontend": {},
|
|
},
|
|
},
|
|
},
|
|
wantErr: true,
|
|
errMsg: "service topology is immutable and cannot be modified after creation: services added: [frontend], services removed: [cache]",
|
|
},
|
|
{
|
|
name: "modifying service specifications is allowed",
|
|
oldDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"backend": {
|
|
Replicas: func() *int32 { r := int32(1); return &r }(),
|
|
},
|
|
},
|
|
},
|
|
},
|
|
newDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"backend": {
|
|
Replicas: func() *int32 { r := int32(3); return &r }(),
|
|
},
|
|
},
|
|
},
|
|
},
|
|
wantErr: false,
|
|
},
|
|
{
|
|
name: "service topology unchanged with same services",
|
|
oldDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"backend": {},
|
|
"frontend": {},
|
|
"cache": {},
|
|
},
|
|
},
|
|
},
|
|
newDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"backend": {},
|
|
"frontend": {},
|
|
"cache": {},
|
|
},
|
|
},
|
|
},
|
|
wantErr: false,
|
|
},
|
|
{
|
|
name: "changing service from single-node to multi-node",
|
|
oldDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"main": {
|
|
// Single-node (nil Multinode)
|
|
Multinode: nil,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
newDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"main": {
|
|
// Multi-node (NodeCount > 1)
|
|
Multinode: &nvidiacomv1alpha1.MultinodeSpec{
|
|
NodeCount: 2,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
wantErr: true,
|
|
errMsg: "spec.services[main] cannot change node topology (between single-node and multi-node) after creation",
|
|
},
|
|
{
|
|
name: "changing service from multi-node to single-node",
|
|
oldDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"main": {
|
|
// Multi-node
|
|
Multinode: &nvidiacomv1alpha1.MultinodeSpec{
|
|
NodeCount: 3,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
newDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"main": {
|
|
// Single-node (nil Multinode)
|
|
Multinode: nil,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
wantErr: true,
|
|
errMsg: "spec.services[main] cannot change node topology (between single-node and multi-node) after creation",
|
|
},
|
|
{
|
|
name: "changing multinode NodeCount within multi-node range is allowed",
|
|
oldDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"main": {
|
|
Multinode: &nvidiacomv1alpha1.MultinodeSpec{
|
|
NodeCount: 2,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
newDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"main": {
|
|
Multinode: &nvidiacomv1alpha1.MultinodeSpec{
|
|
NodeCount: 4,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
wantErr: false,
|
|
},
|
|
{
|
|
name: "keeping service as single-node is allowed",
|
|
oldDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"main": {
|
|
Multinode: nil,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
newDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"main": {
|
|
Multinode: nil,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
wantErr: false,
|
|
},
|
|
{
|
|
name: "keeping service as multi-node is allowed",
|
|
oldDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"main": {
|
|
Multinode: &nvidiacomv1alpha1.MultinodeSpec{
|
|
NodeCount: 3,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
newDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"main": {
|
|
Multinode: &nvidiacomv1alpha1.MultinodeSpec{
|
|
NodeCount: 3,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
wantErr: false,
|
|
},
|
|
{
|
|
name: "changing from single-node (NodeCount=1) to multi-node (NodeCount=2)",
|
|
oldDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"main": {
|
|
Multinode: &nvidiacomv1alpha1.MultinodeSpec{
|
|
NodeCount: 1,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
newDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"main": {
|
|
Multinode: &nvidiacomv1alpha1.MultinodeSpec{
|
|
NodeCount: 2,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
wantErr: true,
|
|
errMsg: "spec.services[main] cannot change node topology (between single-node and multi-node) after creation",
|
|
},
|
|
{
|
|
name: "changing from multi-node (NodeCount=2) to single-node (NodeCount=1)",
|
|
oldDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"main": {
|
|
Multinode: &nvidiacomv1alpha1.MultinodeSpec{
|
|
NodeCount: 2,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
newDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"main": {
|
|
Multinode: &nvidiacomv1alpha1.MultinodeSpec{
|
|
NodeCount: 1,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
wantErr: true,
|
|
errMsg: "spec.services[main] cannot change node topology (between single-node and multi-node) after creation",
|
|
},
|
|
{
|
|
name: "multiple services with one changing topology",
|
|
oldDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"main": {
|
|
Multinode: nil,
|
|
},
|
|
"prefill": {
|
|
Multinode: &nvidiacomv1alpha1.MultinodeSpec{
|
|
NodeCount: 2,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
newDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"main": {
|
|
// Changing from single-node to multi-node
|
|
Multinode: &nvidiacomv1alpha1.MultinodeSpec{
|
|
NodeCount: 3,
|
|
},
|
|
},
|
|
"prefill": {
|
|
// Keeping as multi-node (OK)
|
|
Multinode: &nvidiacomv1alpha1.MultinodeSpec{
|
|
NodeCount: 4,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
wantErr: true,
|
|
errMsg: "spec.services[main] cannot change node topology (between single-node and multi-node) after creation",
|
|
},
|
|
{
|
|
name: "adding new service with multinode is not allowed", // service topology is immutable
|
|
oldDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"main": {
|
|
Multinode: nil,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
newDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"main": {
|
|
Multinode: nil,
|
|
},
|
|
"decode": {
|
|
Multinode: &nvidiacomv1alpha1.MultinodeSpec{
|
|
NodeCount: 4,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
wantErr: true,
|
|
errMsg: "service topology is immutable and cannot be modified after creation: services added: [decode]",
|
|
},
|
|
{
|
|
name: "adding new service without multinode is not allowed", // service topology is immutable
|
|
oldDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"main": {
|
|
Multinode: &nvidiacomv1alpha1.MultinodeSpec{
|
|
NodeCount: 2,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
newDeployment: &nvidiacomv1alpha1.DynamoGraphDeployment{
|
|
Spec: nvidiacomv1alpha1.DynamoGraphDeploymentSpec{
|
|
BackendFramework: "sglang",
|
|
Services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"main": {
|
|
Multinode: &nvidiacomv1alpha1.MultinodeSpec{
|
|
NodeCount: 2,
|
|
},
|
|
},
|
|
"gateway": {
|
|
// New service without multinode - should be allowed
|
|
Multinode: nil,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
wantErr: true,
|
|
errMsg: "service topology is immutable and cannot be modified after creation: services added: [gateway]",
|
|
},
|
|
}
|
|
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
validator := NewDynamoGraphDeploymentValidator(tt.newDeployment)
|
|
// Pass nil userInfo - these tests don't modify replicas, so it's safe
|
|
warnings, err := validator.ValidateUpdate(tt.oldDeployment, nil)
|
|
|
|
if (err != nil) != tt.wantErr {
|
|
t.Errorf("DynamoGraphDeploymentValidator.ValidateUpdate() error = %v, wantErr %v", err, tt.wantErr)
|
|
return
|
|
}
|
|
|
|
if tt.wantErr && err.Error() != tt.errMsg {
|
|
t.Errorf("DynamoGraphDeploymentValidator.ValidateUpdate() error message = %v, want %v", err.Error(), tt.errMsg)
|
|
}
|
|
|
|
if tt.wantWarnings && len(warnings) == 0 {
|
|
t.Errorf("DynamoGraphDeploymentValidator.ValidateUpdate() expected warnings but got none")
|
|
}
|
|
|
|
if tt.wantWarnings && len(warnings) > 0 && warnings[0] != tt.expectedWarnMsg {
|
|
t.Errorf("DynamoGraphDeploymentValidator.ValidateUpdate() warning = %v, want %v", warnings[0], tt.expectedWarnMsg)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestGetServiceNames(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
services map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec
|
|
want map[string]struct{}
|
|
}{
|
|
{
|
|
name: "empty services",
|
|
services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{},
|
|
want: map[string]struct{}{},
|
|
},
|
|
{
|
|
name: "single service",
|
|
services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"backend": {},
|
|
},
|
|
want: map[string]struct{}{
|
|
"backend": {},
|
|
},
|
|
},
|
|
{
|
|
name: "multiple services",
|
|
services: map[string]*nvidiacomv1alpha1.DynamoComponentDeploymentSharedSpec{
|
|
"backend": {},
|
|
"frontend": {},
|
|
"cache": {},
|
|
},
|
|
want: map[string]struct{}{
|
|
"backend": {},
|
|
"frontend": {},
|
|
"cache": {},
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
got := getServiceNames(tt.services)
|
|
if len(got) != len(tt.want) {
|
|
t.Errorf("getServiceNames() length = %v, want %v", len(got), len(tt.want))
|
|
return
|
|
}
|
|
for name := range tt.want {
|
|
if _, exists := got[name]; !exists {
|
|
t.Errorf("getServiceNames() missing service %v", name)
|
|
}
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestDifference(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
a map[string]struct{}
|
|
b map[string]struct{}
|
|
want []string
|
|
}{
|
|
{
|
|
name: "empty sets",
|
|
a: map[string]struct{}{},
|
|
b: map[string]struct{}{},
|
|
want: nil,
|
|
},
|
|
{
|
|
name: "a is empty",
|
|
a: map[string]struct{}{},
|
|
b: map[string]struct{}{
|
|
"backend": {},
|
|
},
|
|
want: nil,
|
|
},
|
|
{
|
|
name: "b is empty",
|
|
a: map[string]struct{}{
|
|
"backend": {},
|
|
},
|
|
b: map[string]struct{}{},
|
|
want: []string{"backend"},
|
|
},
|
|
{
|
|
name: "no difference - identical sets",
|
|
a: map[string]struct{}{
|
|
"backend": {},
|
|
"frontend": {},
|
|
},
|
|
b: map[string]struct{}{
|
|
"backend": {},
|
|
"frontend": {},
|
|
},
|
|
want: nil,
|
|
},
|
|
{
|
|
name: "single element difference",
|
|
a: map[string]struct{}{
|
|
"backend": {},
|
|
"frontend": {},
|
|
},
|
|
b: map[string]struct{}{
|
|
"backend": {},
|
|
},
|
|
want: []string{"frontend"},
|
|
},
|
|
{
|
|
name: "multiple element difference",
|
|
a: map[string]struct{}{
|
|
"backend": {},
|
|
"frontend": {},
|
|
"cache": {},
|
|
},
|
|
b: map[string]struct{}{
|
|
"backend": {},
|
|
},
|
|
want: []string{"cache", "frontend"},
|
|
},
|
|
{
|
|
name: "completely different sets",
|
|
a: map[string]struct{}{
|
|
"frontend": {},
|
|
"cache": {},
|
|
},
|
|
b: map[string]struct{}{
|
|
"backend": {},
|
|
},
|
|
want: []string{"cache", "frontend"},
|
|
},
|
|
}
|
|
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
got := difference(tt.a, tt.b)
|
|
|
|
// Sort both slices for comparison (since map iteration order is undefined)
|
|
sort.Strings(got)
|
|
want := make([]string, len(tt.want))
|
|
copy(want, tt.want)
|
|
sort.Strings(want)
|
|
|
|
if len(got) != len(want) {
|
|
t.Errorf("difference() length = %v, want %v", len(got), len(want))
|
|
return
|
|
}
|
|
|
|
for i := range got {
|
|
if got[i] != want[i] {
|
|
t.Errorf("difference() = %v, want %v", got, want)
|
|
return
|
|
}
|
|
}
|
|
})
|
|
}
|
|
}
|