/
write.go
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/
write.go
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// Copyright 2019-2022 The Liqo 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 utils
import (
"os"
"k8s.io/client-go/rest"
"k8s.io/client-go/tools/clientcmd"
"k8s.io/klog/v2"
)
func WriteFile(filepath string, content []byte) error {
f, err := os.Create(filepath)
if err != nil {
klog.Errorf("Unable to create file: %s", err)
return err
}
defer f.Close()
_, err = f.Write(content)
if err != nil {
klog.Errorf("Unable to write certificate file: %s", err)
return err
}
return nil
}
func UserConfig(configPath string) (*rest.Config, error) {
var config *rest.Config
if _, err := os.Stat(configPath); !os.IsNotExist(err) {
// Get the kubeconfig from the filepath.
config, err = clientcmd.BuildConfigFromFlags("", configPath)
if err != nil {
return nil, err
}
} else {
// Set to in-cluster config.
config, err = rest.InClusterConfig()
if err != nil {
return nil, err
}
}
return config, nil
}