()
| 27 | ) |
| 28 | |
| 29 | func getExecutableHashInner() (string, error) { |
| 30 | path, err := os.Executable() |
| 31 | if err != nil { |
| 32 | return "", fmt.Errorf("get executable: %w", err) |
| 33 | } |
| 34 | |
| 35 | f, err := os.Open(path) |
| 36 | if err != nil { |
| 37 | return "", fmt.Errorf("open executable: %w", err) |
| 38 | } |
| 39 | defer f.Close() |
| 40 | |
| 41 | h := sha256.New() |
| 42 | if _, err := io.Copy(h, bufio.NewReader(io.LimitReader(f, 64<<20))); err != nil { |
| 43 | return "", fmt.Errorf("copy hash: %w", err) |
| 44 | } |
| 45 | return hex.EncodeToString(h.Sum(nil)), nil |
| 46 | } |
| 47 | |
| 48 | var executableHashOnce sync.Once |
| 49 | var executableHash = "unknown" |
no test coverage detected