()
| 23 | } |
| 24 | |
| 25 | func LoadHostInfos() ([]HostInfo, error) { |
| 26 | home, err := os.UserHomeDir() |
| 27 | if err != nil { |
| 28 | return nil, err |
| 29 | } |
| 30 | p := filepath.Join(home, ".ssh", "config") |
| 31 | f, err := os.Open(p) |
| 32 | if err != nil { |
| 33 | if os.IsNotExist(err) { |
| 34 | return []HostInfo{}, nil |
| 35 | } |
| 36 | return nil, err |
| 37 | } |
| 38 | defer f.Close() |
| 39 | infos := map[string]*HostInfo{} |
| 40 | current := []string{} |
| 41 | s := bufio.NewScanner(f) |
| 42 | for s.Scan() { |
| 43 | raw := s.Text() |
| 44 | line := strings.TrimSpace(raw) |
| 45 | if line == "" || strings.HasPrefix(line, "#") { |
| 46 | continue |
| 47 | } |
| 48 | lower := strings.ToLower(line) |
| 49 | if strings.HasPrefix(lower, "host ") { |
| 50 | rest := strings.TrimSpace(line[5:]) |
| 51 | parts := strings.Fields(rest) |
| 52 | current = current[:0] |
| 53 | for _, h := range parts { |
| 54 | if h == "*" || strings.ContainsAny(h, "*?") { |
| 55 | continue |
| 56 | } |
| 57 | current = append(current, h) |
| 58 | if _, ok := infos[h]; !ok { |
| 59 | infos[h] = &HostInfo{Name: h} |
| 60 | } |
| 61 | } |
| 62 | continue |
| 63 | } |
| 64 | if len(current) == 0 { |
| 65 | continue |
| 66 | } |
| 67 | k, v := parseKV(line) |
| 68 | if k == "hostname" && v != "" { |
| 69 | for _, h := range current { |
| 70 | infos[h].Hostname = v |
| 71 | } |
| 72 | } |
| 73 | } |
| 74 | if err := s.Err(); err != nil { |
| 75 | return nil, err |
| 76 | } |
| 77 | out := make([]HostInfo, 0, len(infos)) |
| 78 | for _, v := range infos { |
| 79 | out = append(out, *v) |
| 80 | } |
| 81 | sort.Slice(out, func(i, j int) bool { return out[i].Name < out[j].Name }) |
| 82 | return out, nil |
no test coverage detected