public async Task <bool> CheckConfigExists(ManifestV2 manifest)
{
var configExists = await _registry.BlobExists(_targetImageName, manifest.config.digest);
_logger.LogDebug($"config {manifest.config.digest} ({manifest.config.size}) - {(configExists.HasValue ? "Exists" : "To be uploaded")}");
return(configExists.HasValue);
}
public async Task UploadManifest(string name, string reference, ManifestV2 manifest)
{
var request = new HttpRequestMessage(HttpMethod.Put, $"/v2/{name}/manifests/{reference}");
request.Content = new StringContent(FileHelper.JsonSerialize(manifest));
request.Content.Headers.ContentType = new MediaTypeHeaderValue(ManifestV2.MimeType);
var response = await HttpClient.SendAsync(request);
await EnsureSuccessWithErrorContent(response);
}
private void AddLayerToConfigAndManifest(BuilderLayer layer, ManifestV2 manifest, ImageV1 image)
{
image.rootfs.diff_ids.Add(layer.DiffId);
image.history.Add(ImageV1History.Create(layer.Description, null));
var(imageBytes, imageDigest) = ToJson(image);
manifest.config.digest = imageDigest;
manifest.config.size = imageBytes.Length;
manifest.layers.Add(new ManifestV2Layer
{
digest = layer.Digest,
size = layer.Size,
});
}
public async Task <IEnumerable <ManifestV2Layer> > FindMissingLayers(ManifestV2 manifest, bool tryMount)
{
var missingLayers = new List <ManifestV2Layer>();
foreach (var layer in manifest.layers)
{
var existsBlobSize = await _registry.BlobExists(_targetImageName, layer.digest);
var exists = existsBlobSize.HasValue;
var toAdd = _addedLayers.Any(x => x.Digest.Equals(layer.digest));
bool mounted = false;
if (!exists && !toAdd)
{
if (tryMount)
{
try
{
await MountLayer(layer);
mounted = true;
}
catch
{
missingLayers.Add(layer);
}
}
else
{
missingLayers.Add(layer);
}
}
string logMsg;
if (toAdd && exists)
{
logMsg = $"Exists (unchanged?)";
}
else if (toAdd)
{
logMsg = $"To be uploaded";
}
else if (!exists && !toAdd)
{
if (mounted)
{
logMsg = $"Was missing, Mount sucessful!";
}
else if (tryMount)
{
logMsg = $"Missing! (tried to mount)";
}
else
{
logMsg = $"Missing!";
}
}
else
{
logMsg = $"Exists";
}
_logger.LogDebug($"layer {layer.digest} ({layer.size}) - {logMsg}");
}
return(missingLayers);
}
private void UpdateConfigInManifest(ManifestV2 manifest, ImageV1 image)
{
var(imageBytes, imageDigest) = ToJson(image);
manifest.config.digest = imageDigest;
manifest.config.size = imageBytes.Length;
}
