dynamo/deploy/operator/internal/controller/common.go

96 lines
2.6 KiB
Go

/*
* SPDX-FileCopyrightText: Copyright (c) 2025-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package controller
import (
"github.com/ai-dynamo/dynamo/deploy/operator/api/v1alpha1"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
func constructPVC(crd metav1.Object, pvcConfig v1alpha1.PVC) *corev1.PersistentVolumeClaim {
storageClassName := pvcConfig.StorageClass
return &corev1.PersistentVolumeClaim{
ObjectMeta: metav1.ObjectMeta{
Name: getPvcName(crd, pvcConfig.Name),
Namespace: crd.GetNamespace(),
},
Spec: corev1.PersistentVolumeClaimSpec{
AccessModes: []corev1.PersistentVolumeAccessMode{pvcConfig.VolumeAccessMode},
Resources: corev1.VolumeResourceRequirements{
Requests: corev1.ResourceList{
corev1.ResourceStorage: pvcConfig.Size,
},
},
StorageClassName: &storageClassName,
},
}
}
func getPvcName(crd metav1.Object, defaultName *string) string {
if defaultName != nil {
return *defaultName
}
return crd.GetName()
}
type dockerSecretRetriever interface {
// returns a list of secret names associated with the docker registry
GetSecrets(namespace, registry string) ([]string, error)
}
// getServiceKeys returns the keys of the services map for logging purposes
func getServiceKeys(services map[string]*v1alpha1.DynamoComponentDeploymentSharedSpec) []string {
keys := make([]string, 0, len(services))
for k := range services {
keys = append(keys, k)
}
return keys
}
// servicesEqual compares two services maps to detect changes in replica counts
func servicesEqual(old, new map[string]*v1alpha1.DynamoComponentDeploymentSharedSpec) bool {
if len(old) != len(new) {
return false
}
for key, oldSvc := range old {
newSvc, exists := new[key]
if !exists {
return false
}
// Compare replicas
oldReplicas := int32(1)
if oldSvc.Replicas != nil {
oldReplicas = *oldSvc.Replicas
}
newReplicas := int32(1)
if newSvc.Replicas != nil {
newReplicas = *newSvc.Replicas
}
if oldReplicas != newReplicas {
return false
}
}
return true
}