Examples with TarStreamBuilder com.google.cloud.tools.jib.tar.TarStreamBuilder used on opensource projects

Example 6 with TarStreamBuilder

use of com.google.cloud.tools.jib.tar.TarStreamBuilder in project jib by google.

the class LayerBuilder method build.

/**
 * Builds and returns the layer.
 */
public UnwrittenLayer build() throws IOException {
    List<TarArchiveEntry> filesystemEntries = new ArrayList<>();
    for (Path sourceFile : sourceFiles) {
        if (Files.isDirectory(sourceFile)) {
            new DirectoryWalker(sourceFile).filter(path -> !path.equals(sourceFile)).walk(path -> {
                /*
                   * Builds the same file path as in the source file for extraction. The iteration
                   * is necessary because the path needs to be in Unix-style.
                   */
                StringBuilder subExtractionPath = new StringBuilder(extractionPath);
                Path sourceFileRelativePath = sourceFile.getParent().relativize(path);
                for (Path sourceFileRelativePathComponent : sourceFileRelativePath) {
                    subExtractionPath.append('/').append(sourceFileRelativePathComponent);
                }
                filesystemEntries.add(new TarArchiveEntry(path.toFile(), subExtractionPath.toString()));
            });
        } else {
            TarArchiveEntry tarArchiveEntry = new TarArchiveEntry(sourceFile.toFile(), extractionPath + "/" + sourceFile.getFileName());
            filesystemEntries.add(tarArchiveEntry);
        }
    }
    if (enableReproducibleBuilds) {
        makeListReproducible(filesystemEntries);
    }
    // Adds all the files to a tar stream.
    TarStreamBuilder tarStreamBuilder = new TarStreamBuilder();
    for (TarArchiveEntry entry : filesystemEntries) {
        tarStreamBuilder.addEntry(entry);
    }
    return new UnwrittenLayer(tarStreamBuilder.toBlob());
}

Example 7 with TarStreamBuilder

use of com.google.cloud.tools.jib.tar.TarStreamBuilder in project jib by google.

the class ImageTarball method dockerWriteTo.

private void dockerWriteTo(OutputStream out) throws IOException {
    TarStreamBuilder tarStreamBuilder = new TarStreamBuilder();
    DockerManifestEntryTemplate manifestTemplate = new DockerManifestEntryTemplate();
    // Adds all the layers to the tarball and manifest.
    for (Layer layer : image.getLayers()) {
        String layerName = layer.getBlobDescriptor().getDigest().getHash() + LAYER_FILE_EXTENSION;
        tarStreamBuilder.addBlobEntry(layer.getBlob(), layer.getBlobDescriptor().getSize(), layerName, TAR_ENTRY_MODIFICATION_TIME);
        manifestTemplate.addLayerFile(layerName);
    }
    // Adds the container configuration to the tarball.
    JsonTemplate containerConfiguration = new ImageToJsonTranslator(image).getContainerConfiguration();
    tarStreamBuilder.addByteEntry(JsonTemplateMapper.toByteArray(containerConfiguration), CONTAINER_CONFIGURATION_JSON_FILE_NAME, TAR_ENTRY_MODIFICATION_TIME);
    // Adds the manifest to tarball.
    for (String tag : allTargetImageTags) {
        manifestTemplate.addRepoTag(imageReference.withQualifier(tag).toStringWithQualifier());
    }
    tarStreamBuilder.addByteEntry(JsonTemplateMapper.toByteArray(Collections.singletonList(manifestTemplate)), MANIFEST_JSON_FILE_NAME, TAR_ENTRY_MODIFICATION_TIME);
    tarStreamBuilder.writeAsTarArchiveTo(out);
}