(dest string)
| 1188 | } |
| 1189 | |
| 1190 | func (b *Builder) stackLayer(dest string) (string, error) { |
| 1191 | buf := &bytes.Buffer{} |
| 1192 | var err error |
| 1193 | if b.metadata.Stack.RunImage.Image != "" { |
| 1194 | err = toml.NewEncoder(buf).Encode(b.metadata.Stack) |
| 1195 | } else if len(b.metadata.RunImages) > 0 { |
| 1196 | err = toml.NewEncoder(buf).Encode(StackMetadata{RunImage: b.metadata.RunImages[0]}) |
| 1197 | } |
| 1198 | if err != nil { |
| 1199 | return "", errors.Wrapf(err, "failed to marshal stack.toml") |
| 1200 | } |
| 1201 | |
| 1202 | layerTar := filepath.Join(dest, "stack.tar") |
| 1203 | err = layer.CreateSingleFileTar(layerTar, stackPath, buf.String(), b.layerWriterFactory) |
| 1204 | if err != nil { |
| 1205 | return "", errors.Wrapf(err, "failed to create stack.toml layer tar") |
| 1206 | } |
| 1207 | |
| 1208 | return layerTar, nil |
| 1209 | } |
| 1210 | |
| 1211 | func (b *Builder) runImageLayer(dest string) (string, error) { |
| 1212 | buf := &bytes.Buffer{} |
no test coverage detected