| 131 | } |
| 132 | |
| 133 | func signCommit(m *map[string]interface{}, entity *openpgp.Entity) (string, error) { |
| 134 | var commit strings.Builder |
| 135 | commit.WriteString(fmt.Sprintf("tree %s\n", (*m)["tree"].(string))) |
| 136 | parents := (*m)["parents"].([]string) |
| 137 | for _, p := range parents { |
| 138 | commit.WriteString(fmt.Sprintf("parent %s\n", p)) |
| 139 | } |
| 140 | now := time.Now() |
| 141 | _, offset := now.Zone() |
| 142 | hour := offset / 3600 |
| 143 | author := (*m)["author"].(map[string]string) |
| 144 | commit.WriteString(fmt.Sprintf("author %s <%s> %d %+03d00\n", author["name"], author["email"], now.Unix(), hour)) |
| 145 | author["date"] = now.Format(time.RFC3339) |
| 146 | committer := (*m)["committer"].(map[string]string) |
| 147 | commit.WriteString(fmt.Sprintf("committer %s <%s> %d %+03d00\n", committer["name"], committer["email"], now.Unix(), hour)) |
| 148 | committer["date"] = now.Format(time.RFC3339) |
| 149 | commit.WriteString(fmt.Sprintf("\n%s", (*m)["message"].(string))) |
| 150 | data := commit.String() |
| 151 | |
| 152 | var sigBuffer bytes.Buffer |
| 153 | err := openpgp.DetachSign(&sigBuffer, entity, strings.NewReader(data), nil) |
| 154 | if err != nil { |
| 155 | return "", fmt.Errorf("signing failed: %v", err) |
| 156 | } |
| 157 | var armoredSig bytes.Buffer |
| 158 | armorWriter, err := armor.Encode(&armoredSig, "PGP SIGNATURE", nil) |
| 159 | if err != nil { |
| 160 | return "", err |
| 161 | } |
| 162 | if _, err = utils.CopyWithBuffer(armorWriter, &sigBuffer); err != nil { |
| 163 | return "", err |
| 164 | } |
| 165 | _ = armorWriter.Close() |
| 166 | return armoredSig.String(), nil |
| 167 | } |