3
0

58 lines
1.3 KiB
Go

package cli
import (
"os"
"path"
"sort"
"github.com/cortezaproject/corteza/server/pkg/errors"
"github.com/joho/godotenv"
"github.com/spf13/cobra"
)
// LoadEnv loads env-variables (KEY=VAL) from provided files and paths (by searching for .env file in the given path)
//
// Please note that loaded values
// DO NOT OVERRIDE the existing
// environmental variables
func LoadEnv(pp ...string) error {
// preparse the input and try to figure out if .env should be appended
var checked = make([]string, 0, len(pp))
for _, p := range pp {
if s, err := os.Stat(p); err != nil {
return err
} else if s.IsDir() {
chk := path.Join(p, ".env")
if _, err = os.Stat(chk); err == nil {
// make sure only .env files
checked = append(checked, chk)
} else if !errors.Is(err, os.ErrNotExist) {
return err
}
} else {
checked = append(checked, p)
}
}
if len(checked) == 0 {
return nil
}
return godotenv.Load(checked...)
}
// EnvCommand outputs all loaded env variables
func EnvCommand() *cobra.Command {
return &cobra.Command{
Use: "env",
Long: "Outputs list (sorted by key) of of all environmental variables. Can be used for diagnosis and debugging",
Run: func(cmd *cobra.Command, args []string) {
kv := os.Environ()
sort.Strings(kv)
for _, l := range kv {
cmd.Println(l)
}
},
}
}