55 lines
952 B
Go
55 lines
952 B
Go
// +build !windows
|
|
|
|
package main
|
|
|
|
import (
|
|
"bytes"
|
|
"errors"
|
|
"log"
|
|
"os"
|
|
"os/exec"
|
|
"path/filepath"
|
|
"strings"
|
|
)
|
|
|
|
func configFile() (string, error) {
|
|
dir, err := homeDir()
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
|
|
return filepath.Join(dir, ".terraformrc"), nil
|
|
}
|
|
|
|
func configDir() (string, error) {
|
|
dir, err := homeDir()
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
|
|
return filepath.Join(dir, ".terraform.d"), nil
|
|
}
|
|
|
|
func homeDir() (string, error) {
|
|
// First prefer the HOME environmental variable
|
|
if home := os.Getenv("HOME"); home != "" {
|
|
log.Printf("[DEBUG] Detected home directory from env var: %s", home)
|
|
return home, nil
|
|
}
|
|
|
|
// If that fails, try the shell
|
|
var stdout bytes.Buffer
|
|
cmd := exec.Command("sh", "-c", "eval echo ~$USER")
|
|
cmd.Stdout = &stdout
|
|
if err := cmd.Run(); err != nil {
|
|
return "", err
|
|
}
|
|
|
|
result := strings.TrimSpace(stdout.String())
|
|
if result == "" {
|
|
return "", errors.New("blank output")
|
|
}
|
|
|
|
return result, nil
|
|
}
|