public async Task <BuildResult> CallAsync()
{
IReadOnlyList <BlobDescriptor> baseImageDescriptors = await pushBaseImageLayersStep.GetFuture().ConfigureAwait(false);
IReadOnlyList <BlobDescriptor> appLayerDescriptors = await pushApplicationLayersStep.GetFuture().ConfigureAwait(false);
BlobDescriptor containerConfigurationBlobDescriptor = await pushContainerConfigurationStep.GetFuture().ConfigureAwait(false);
ImmutableHashSet <string> targetImageTags = buildConfiguration.GetAllTargetImageTags();
using (var progressEventDispatcher =
progressEventDispatcherFactory.Create("pushing image manifest", this.Index))
using (var factory =
progressEventDispatcher.NewChildProducer()("[child progress]pushing image manifest", targetImageTags.Count))
using (TimerEventDispatcher ignored =
new TimerEventDispatcher(buildConfiguration.GetEventHandlers(), DESCRIPTION))
{
RegistryClient registryClient =
buildConfiguration
.NewTargetImageRegistryClientFactory()
.SetAuthorization(await authenticatePushStep.GetFuture().ConfigureAwait(false))
.NewRegistryClient();
// Constructs the image.
ImageToJsonTranslator imageToJsonTranslator =
new ImageToJsonTranslator(await buildImageStep.GetFuture().ConfigureAwait(false));
// Gets the image manifest to push.
IBuildableManifestTemplate manifestTemplate =
imageToJsonTranslator.GetManifestTemplate(
buildConfiguration.GetTargetFormat(), containerConfigurationBlobDescriptor);
// Pushes to all target image tags.
IList <Task <DescriptorDigest> > pushAllTagsFutures = new List <Task <DescriptorDigest> >();
var idx = 0;
ProgressEventDispatcher.Factory progressEventDispatcherFactory =
factory.NewChildProducer();
foreach (string tag in targetImageTags)
{
idx++;
using (progressEventDispatcherFactory.Create("tagging with " + tag, idx))
{
buildConfiguration.GetEventHandlers().Dispatch(LogEvent.Info("Tagging with " + tag + "..."));
pushAllTagsFutures.Add(registryClient.PushManifestAsync(manifestTemplate, tag));
}
}
DescriptorDigest imageDigest =
await Digests.ComputeJsonDigestAsync(manifestTemplate).ConfigureAwait(false);
DescriptorDigest imageId = containerConfigurationBlobDescriptor.GetDigest();
BuildResult result = new BuildResult(imageDigest, imageId);
await Task.WhenAll(pushAllTagsFutures).ConfigureAwait(false);
return(result);
}
}
/** Tests translation of image to {@link BuildableManifestTemplate}. */
private async Task TestGetManifestAsync(
ManifestFormat manifestTemplateClass, string translatedJsonFilename)
{
// Loads the expected JSON string.
SystemPath jsonFile = Paths.Get(TestResources.GetResource(translatedJsonFilename).ToURI());
string expectedJson = Encoding.UTF8.GetString(Files.ReadAllBytes(jsonFile));
// Translates the image to the manifest and writes the JSON string.
ContainerConfigurationTemplate containerConfiguration = imageToJsonTranslator.GetContainerConfiguration();
BlobDescriptor blobDescriptor = await Digests.ComputeJsonDescriptorAsync(containerConfiguration).ConfigureAwait(false);
IBuildableManifestTemplate manifestTemplate =
imageToJsonTranslator.GetManifestTemplate(manifestTemplateClass, blobDescriptor);
Assert.AreEqual(expectedJson, JsonTemplateMapper.ToUtf8String(manifestTemplate));
}
/**
* Gets a {@link BuildResult} from an {@link Image}.
*
* @param image the image
* @param targetFormat the target format of the image
* @return a new {@link BuildResult} with the image's digest and id
* @throws IOException if writing the digest or container configuration fails
*/
public static async Task <BuildResult> FromImageAsync(Image image, ManifestFormat targetFormat)
{
ImageToJsonTranslator imageToJsonTranslator = new ImageToJsonTranslator(image);
ContainerConfigurationTemplate configurationTemplate = imageToJsonTranslator.GetContainerConfiguration();
BlobDescriptor containerConfigurationBlobDescriptor =
await Digests.ComputeJsonDescriptorAsync(configurationTemplate).ConfigureAwait(false);
IBuildableManifestTemplate manifestTemplate =
imageToJsonTranslator.GetManifestTemplate(
targetFormat, containerConfigurationBlobDescriptor);
DescriptorDigest imageDigest =
await Digests.ComputeJsonDigestAsync(manifestTemplate).ConfigureAwait(false);
DescriptorDigest imageId = containerConfigurationBlobDescriptor.GetDigest();
return(new BuildResult(imageDigest, imageId));
}
