parseOSRelease parses /etc/os-release file and returns OS information
()
| 44 | |
| 45 | // parseOSRelease parses /etc/os-release file and returns OS information |
| 46 | func (d *Detector) parseOSRelease() (*OSReleaseInfo, error) { |
| 47 | file, err := os.Open("/etc/os-release") |
| 48 | if err != nil { |
| 49 | return nil, fmt.Errorf("failed to open /etc/os-release: %w", err) |
| 50 | } |
| 51 | defer func() { |
| 52 | if err := file.Close(); err != nil { |
| 53 | // Log error but don't fail the function |
| 54 | fmt.Printf("Warning: failed to close file: %v\n", err) |
| 55 | } |
| 56 | }() |
| 57 | |
| 58 | info := &OSReleaseInfo{} |
| 59 | scanner := bufio.NewScanner(file) |
| 60 | |
| 61 | for scanner.Scan() { |
| 62 | line := strings.TrimSpace(scanner.Text()) |
| 63 | if line == "" || strings.HasPrefix(line, "#") { |
| 64 | continue |
| 65 | } |
| 66 | |
| 67 | parts := strings.SplitN(line, "=", 2) |
| 68 | if len(parts) != 2 { |
| 69 | continue |
| 70 | } |
| 71 | |
| 72 | key := parts[0] |
| 73 | value := strings.Trim(parts[1], "\"'") |
| 74 | |
| 75 | switch key { |
| 76 | case "NAME": |
| 77 | info.Name = value |
| 78 | case "PRETTY_NAME": |
| 79 | info.PrettyName = value |
| 80 | case "VERSION": |
| 81 | info.Version = value |
| 82 | case "VERSION_ID": |
| 83 | info.VersionID = value |
| 84 | case "ID": |
| 85 | info.ID = value |
| 86 | case "ID_LIKE": |
| 87 | info.IDLike = value |
| 88 | case "VERSION_CODENAME": |
| 89 | info.VersionCodename = value |
| 90 | } |
| 91 | } |
| 92 | |
| 93 | if err := scanner.Err(); err != nil { |
| 94 | return nil, fmt.Errorf("failed to scan /etc/os-release: %w", err) |
| 95 | } |
| 96 | |
| 97 | return info, nil |
| 98 | } |
| 99 | |
| 100 | // isFreeBSD checks if running on FreeBSD using uname -s |
| 101 | func (d *Detector) isFreeBSD() bool { |