k9s/internal/config/helpers.go

57 lines
1.1 KiB
Go

// SPDX-License-Identifier: Apache-2.0
// Copyright Authors of K9s
package config
import (
"os"
"os/user"
"path/filepath"
"github.com/derailed/k9s/internal/config/data"
"github.com/rs/zerolog/log"
v1 "k8s.io/api/core/v1"
)
// isEnvSet checks if env var is set.
func isEnvSet(env string) bool {
return os.Getenv(env) != ""
}
// UserTmpDir returns the temp dir with the current user name.
func UserTmpDir() (string, error) {
u, err := user.Current()
if err != nil {
return "", err
}
dir := filepath.Join(os.TempDir(), u.Username, AppName)
return dir, nil
}
// InNSList check if ns is in an ns collection.
func InNSList(nn []interface{}, ns string) bool {
ss := make([]string, len(nn))
for i, n := range nn {
if nsp, ok := n.(v1.Namespace); ok {
ss[i] = nsp.Name
}
}
return data.InList(ss, ns)
}
// MustK9sUser establishes current user identity or fail.
func MustK9sUser() string {
usr, err := user.Current()
if err != nil {
log.Fatal().Err(err).Msg("Die on retrieving user info")
}
return usr.Username
}
// IsBoolSet checks if a bool prt is set.
func IsBoolSet(b *bool) bool {
return b != nil && *b
}