private PackageFromBuiltInFeedResource AttemptDeltaPush(string fileName, Stream contents, bool replaceExisting)
{
if (!repository.HasLink("PackageDeltaSignature"))
{
Logger.Info("Server does not support delta compression for package push");
return(null);
}
if (!PackageIdentityParser.TryParsePackageIdAndVersion(Path.GetFileNameWithoutExtension(fileName), out var packageId, out var version))
{
Logger.Info("Could not determine the package ID and/or version based on the supplied filename");
return(null);
}
PackageSignatureResource signatureResult;
try
{
Logger.Info($"Requesting signature for delta compression from the server for upload of a package with id '{packageId}' and version '{version}'");
signatureResult = repository.Client.Get <PackageSignatureResource>(repository.Link("PackageDeltaSignature"), new { packageId, version });
}
catch (OctopusResourceNotFoundException)
{
Logger.Info("No package with the same ID exists on the server");
return(null);
}
using (var deltaTempFile = new TemporaryFile())
{
var shouldUpload = DeltaCompression.CreateDelta(contents, signatureResult, deltaTempFile.FileName);
if (!shouldUpload)
{
return(null);
}
using (var delta = File.OpenRead(deltaTempFile.FileName))
{
var result = repository.Client.Post <FileUpload, PackageFromBuiltInFeedResource>(
repository.Link("PackageDeltaUpload"),
new FileUpload()
{
Contents = delta, FileName = Path.GetFileName(fileName)
},
new { replace = replaceExisting, packageId, signatureResult.BaseVersion });
Logger.Info($"Delta transfer completed");
return(result);
}
}
}
private async Task <PackageFromBuiltInFeedResource> VerifyTransfer(string fileName, Stream contents)
{
Logger.Info("Trying to find out whether the transfer worked");
if (!PackageIdentityParser.TryParsePackageIdAndVersion(Path.GetFileNameWithoutExtension(fileName),
out var packageId, out var version))
{
Logger.Info("Can't check whether the transfer actually worked");
return(null);
}
var uploadedPackage = await TryFindPackage(packageId, version);
return(PackageContentComparer.AreSame(uploadedPackage, contents, Logger) ? uploadedPackage : null);
}
private PackageFromBuiltInFeedResource AttemptDeltaPush(string fileName, Stream contents, OverwriteMode overwriteMode)
{
if (!repository.HasLink("PackageDeltaSignature"))
{
Logger.Info("Server does not support delta compression for package push");
return(null);
}
if (!PackageIdentityParser.TryParsePackageIdAndVersion(Path.GetFileNameWithoutExtension(fileName), out var packageId, out var version))
{
Logger.Info("Could not determine the package ID and/or version based on the supplied filename");
return(null);
}
PackageSignatureResource signatureResult;
try
{
Logger.Info($"Requesting signature for delta compression from the server for upload of a package with id '{packageId}' and version '{version}'");
signatureResult = repository.Client.Get <PackageSignatureResource>(repository.Link("PackageDeltaSignature"), new { packageId, version });
}
catch (OctopusResourceNotFoundException)
{
Logger.Info("No package with the same ID exists on the server");
return(null);
}
using (var deltaTempFile = new TemporaryFile())
{
var shouldUpload = DeltaCompression.CreateDelta(contents, signatureResult, deltaTempFile.FileName);
if (!shouldUpload)
{
return(null);
}
using (var delta = File.OpenRead(deltaTempFile.FileName))
{
var link = repository.Link("PackageDeltaUpload");
object pathParameters;
// if the link contains overwriteMode then we're connected to a new server, if not use the old `replace` parameter
if (link.Contains(OverwriteModeLink.Link))
{
pathParameters = new { overwriteMode = overwriteMode, packageId, signatureResult.BaseVersion };
}
else
{
pathParameters = new { replace = overwriteMode.ConvertToLegacyReplaceFlag(Logger), packageId, signatureResult.BaseVersion };
}
var result = repository.Client.Post <FileUpload, PackageFromBuiltInFeedResource>(
link,
new FileUpload()
{
Contents = delta, FileName = Path.GetFileName(fileName)
},
pathParameters);
Logger.Info($"Delta transfer completed");
return(result);
}
}
}