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coordinator.go
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coordinator.go
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 utils
import (
"path/filepath"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/client-go/informers"
"k8s.io/client-go/kubernetes"
unifflev1alpha1 "github.com/apache/incubator-uniffle/deploy/kubernetes/operator/api/uniffle/v1alpha1"
"github.com/apache/incubator-uniffle/deploy/kubernetes/operator/pkg/constants"
)
// GenerateCoordinatorName returns service account or configMap name of coordinators.
func GenerateCoordinatorName(rss *unifflev1alpha1.RemoteShuffleService) string {
return constants.RSSCoordinator + "-" + rss.Name
}
// GetExcludeNodesConfigMapKey returns configMap key of excluded nodes.
func GetExcludeNodesConfigMapKey(rss *unifflev1alpha1.RemoteShuffleService) string {
return filepath.Base(rss.Spec.Coordinator.ExcludeNodesFilePath)
}
// GetExcludeNodesMountPath returns excluded nodes file's directory which is used as configMap
// volume mouth path.
func GetExcludeNodesMountPath(rss *unifflev1alpha1.RemoteShuffleService) string {
return filepath.Dir(rss.Spec.Coordinator.ExcludeNodesFilePath)
}
// BuildCoordinatorInformerFactory builds informer factory for objects related to coordinators.
func BuildCoordinatorInformerFactory(kubeClient kubernetes.Interface) informers.SharedInformerFactory {
option := func(options *metav1.ListOptions) {
options.LabelSelector = constants.LabelCoordinator + "=true"
}
return informers.NewSharedInformerFactoryWithOptions(
kubeClient, 0, informers.WithTweakListOptions(option))
}