pkg/kube/config.go

/*
Copyright 2020 The Volcano Authors.

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 kube

import (
	"k8s.io/client-go/rest"
	"k8s.io/client-go/tools/clientcmd"
)

// ClientOptions used to build kube rest config.
type ClientOptions struct {
	Master     string
	KubeConfig string
	QPS        float32
	Burst      int
}

// BuildConfig builds kube rest config with the given options.
func BuildConfig(opt ClientOptions) (*rest.Config, error) {
	var cfg *rest.Config
	var err error

	master := opt.Master
	kubeconfig := opt.KubeConfig
	cfg, err = clientcmd.BuildConfigFromFlags(master, kubeconfig)
	if err != nil {
		return nil, err
	}
	cfg.QPS = opt.QPS
	cfg.Burst = opt.Burst

	return cfg, nil
}