/
flags.go
45 lines (39 loc) · 1.25 KB
/
flags.go
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// Copyright 2023 Google LLC
//
// 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 informers
import (
"flag"
"path/filepath"
"k8s.io/client-go/util/homedir"
)
var (
kubeconfig string
commandLine flag.FlagSet
)
func init() {
if home := homedir.HomeDir(); home != "" {
commandLine.StringVar(&kubeconfig, "kubeconfig", filepath.Join(home, ".kube", "config"), "(optional) absolute path to the kubeconfig file")
} else {
commandLine.StringVar(&kubeconfig, "kubeconfig", "", "absolute path to the kubeconfig file")
}
}
// InitFlags initializes flags for the Kubernetes client.
func InitFlags(flagset *flag.FlagSet) {
if flagset == nil {
flagset = flag.CommandLine
}
commandLine.VisitAll(func(f *flag.Flag) {
flagset.Var(f.Value, f.Name, f.Usage)
})
}