static void Main(string[] args)
{
Util.EnsurePathExists(KustoReportPath);
Util.EnsurePathExists(BenchviewReportPath);
using (var harness = new DockerHarness())
{
// Load repository urls from JSON file
var reposJson = JArray.Parse(File.ReadAllText(RepositoriesJsonPath));
foreach (JToken repoJson in reposJson)
{
var url = (repoJson["url"] as JValue).Value as string;
var path = (repoJson["path"] as JValue)?.Value as string;
if (path != null)
{
harness.LoadManifest(url, path);
}
else
{
harness.LoadManifest(url);
}
}
File.WriteAllText(KustoReportPath, KustoReport(harness));
File.WriteAllText(BenchviewReportPath, BenchviewReport(harness));
}
}
public static string KustoReport(DockerHarness harness)
{
var report = new StringBuilder();
report.AppendCsvRow("Name", "Tag", "ParentName", "ParentTag", "Size", "AddedSize", "NumAddedPackages", "AddedPackages", "Inspect", "AllTags", "Id");
foreach (var image in harness.SupportedImages())
{
foreach (var tag in image.Tags)
{
var id = new Identifier(image.Repository.Name, tag, image.Platform);
try
{
var imageInfo = harness.Inspect(id);
var imageSize = Int64.Parse(imageInfo["Size"].ToString());
var shaId = imageInfo["Id"].ToString();
long parentSize = 0;
if (image.Parent.Name != "scratch")
{
var parentInfo = harness.Inspect(image.Parent);
parentSize = Int64.Parse(parentInfo["Size"].ToString());
}
// Get packages if we are on Linux
var packages = new string[] {};
if (image.Platform.Os == "linux")
{
var parentPakages = Enumerable.Empty <string>();
if (image.Parent.Name != "scratch")
{
parentPakages = harness.InstalledPackages(image.Parent);
}
packages = harness.InstalledPackages(id).Except(parentPakages).ToArray();
}
report.AppendCsvRow(
id.Name, id.Tag,
image.Parent.Name, image.Parent.Tag,
imageSize, imageSize - parentSize,
packages.Length, String.Join(" ", packages),
imageInfo.ToString(), String.Join(" ", image.Tags),
shaId
);
}
catch (DockerException e)
{
var parentPakages = Enumerable.Empty <string>();
if (image.Parent.Name != "scratch")
{
parentPakages = harness.InstalledPackages(image.Parent);
}
packages = harness.InstalledPackages(id).Except(parentPakages).ToArray();
}
}
}
return(report.ToString());
}
public static string BenchviewReport(DockerHarness harness)
{
var lines = new List <string>();
var unknowns = new HashSet <Identifier>();
Func <Identifier, Image, string> generateLine = (id, image) =>
{
try
{
var size = harness.Inspect(id)["Size"].ToString();
var line = new List <string>();
line.Add($"{id.Platform.Os}/{id.Platform.Architecture}");
if (image != null)
{
var ancestors = harness.Ancestors(image).Reverse().Select(i => i.Name);
line.AddRange(ancestors);
}
line.Add(id.Name);
line.Add(id.Tag);
line.Add(size);
return(String.Join(",", line.Select(s => Csv.Escape(s))));
}
catch (DockerException e)
{
Console.Error.WriteLine($"Failed to gather information on {id.Name}:{id.Tag} due to {e}");
return(null);
}
};
foreach (var image in harness.SupportedImages())
{
foreach (var tag in image.Tags)
{
var id = new Identifier(image.Repository.Name, tag, image.Platform);
unknowns.UnionWith(harness.Ancestors(image).Except(harness.Images.Keys));
lines.Add(generateLine(id, image));
}
}
foreach (var id in unknowns)
{
if (id.Name != "scratch")
{
lines.Add(generateLine(id, null));
}
}
var report = new StringBuilder();
lines.Sort();
foreach (var line in lines)
{
if (line != null)
{
report.AppendLine(line);
}
}
return(report.ToString());
}