PackagePhysicalFileMetadata?AttemptToGetPackageFromCache(string packageId, IVersion version, string cacheDirectory)
{
Log.VerboseFormat("Checking package cache for package {0} v{1}", packageId, version.ToString());
var files = fileSystem.EnumerateFilesRecursively(cacheDirectory, PackageName.ToSearchPatterns(packageId, version, new[] { ".nupkg" }));
foreach (var file in files)
{
var package = PackageName.FromFile(file);
if (package == null)
{
continue;
}
var idMatches = string.Equals(package.PackageId, packageId, StringComparison.OrdinalIgnoreCase);
var versionExactMatch = string.Equals(package.Version.ToString(), version.ToString(), StringComparison.OrdinalIgnoreCase);
var nugetVerMatches = package.Version.Equals(version);
if (idMatches && (nugetVerMatches || versionExactMatch))
{
return(PackagePhysicalFileMetadata.Build(file, package));
}
}
return(null);
}
PackagePhysicalFileMetadata DownloadPackage(
string packageId,
IVersion version,
Uri feedUri,
ICredentials feedCredentials,
string cacheDirectory,
int maxDownloadAttempts,
TimeSpan downloadAttemptBackoff)
{
Log.Info("Downloading NuGet package {0} v{1} from feed: '{2}'", packageId, version, feedUri);
Log.VerboseFormat("Downloaded package will be stored in: '{0}'", cacheDirectory);
freeSpaceChecker.EnsureDiskHasEnoughFreeSpace(cacheDirectory);
var fullPathToDownloadTo = Path.Combine(cacheDirectory, PackageName.ToCachedFileName(packageId, version, ".nupkg"));
var downloader = new InternalNuGetPackageDownloader(fileSystem);
downloader.DownloadPackage(packageId,
version,
feedUri,
feedCredentials,
fullPathToDownloadTo,
maxDownloadAttempts,
downloadAttemptBackoff);
var pkg = PackagePhysicalFileMetadata.Build(fullPathToDownloadTo);
if (pkg == null)
{
throw new CommandException($"Package metadata for {packageId}, version {version}, could not be determined");
}
CheckWhetherThePackageHasDependencies(pkg);
return(pkg);
}
PackagePhysicalFileMetadata DownloadChart(string packageId, IVersion version, Uri feedUri,
ICredentials feedCredentials, string cacheDirectory)
{
var cred = feedCredentials.GetCredential(feedUri, "basic");
var tempDirectory = fileSystem.CreateTemporaryDirectory();
using (new TemporaryDirectory(tempDirectory))
{
var homeDir = Path.Combine(tempDirectory, "helm");
if (!Directory.Exists(homeDir))
{
Directory.CreateDirectory(homeDir);
}
var stagingDir = Path.Combine(tempDirectory, "staging");
if (!Directory.Exists(stagingDir))
{
Directory.CreateDirectory(stagingDir);
}
var log = new LogWrapper();
Invoke($"init --home \"{homeDir}\" --client-only", tempDirectory, log);
Invoke($"repo add --home \"{homeDir}\" {(string.IsNullOrEmpty(cred.UserName) ? "" : $"--username \"{cred.UserName}\" --password \"{cred.Password}\"")} {TempRepoName} {feedUri.ToString()}", tempDirectory, log);
Invoke($"fetch --home \"{homeDir}\" --version \"{version}\" --destination \"{stagingDir}\" {TempRepoName}/{packageId}", tempDirectory, log);
var localDownloadName =
Path.Combine(cacheDirectory, PackageName.ToCachedFileName(packageId, version, Extension));
fileSystem.MoveFile(Directory.GetFiles(stagingDir)[0], localDownloadName);
return(PackagePhysicalFileMetadata.Build(localDownloadName));
}
public PackagePhysicalFileMetadata?GetPackage(string packageId, IVersion version, string hash)
{
fileSystem.EnsureDirectoryExists(GetPackagesDirectory());
foreach (var file in PackageFiles(packageId, version))
{
var packageNameMetadata = PackageMetadata(file);
if (packageNameMetadata == null)
{
continue;
}
if (!string.Equals(packageNameMetadata.PackageId, packageId, StringComparison.OrdinalIgnoreCase) ||
!packageNameMetadata.Version.Equals(version))
{
continue;
}
var physicalPackageMetadata = PackagePhysicalFileMetadata.Build(file, packageNameMetadata);
if (string.IsNullOrWhiteSpace(hash) || hash == physicalPackageMetadata?.Hash)
{
return(physicalPackageMetadata);
}
}
return(null);
}
/// <summary>
/// Actually download the maven file.
/// </summary>
/// <returns>The path to the downloaded file</returns>
PackagePhysicalFileMetadata DownloadArtifact(
MavenPackageID mavenGavFirst,
string packageId,
IVersion version,
Uri feedUri,
ICredentials feedCredentials,
string cacheDirectory,
int maxDownloadAttempts,
TimeSpan downloadAttemptBackoff,
XmlDocument?snapshotMetadata)
{
Guard.NotNull(mavenGavFirst, "mavenGavFirst can not be null");
Guard.NotNullOrWhiteSpace(packageId, "packageId can not be null");
Guard.NotNull(version, "version can not be null");
Guard.NotNullOrWhiteSpace(cacheDirectory, "cacheDirectory can not be null");
Guard.NotNull(feedUri, "feedUri can not be null");
var localDownloadName = Path.Combine(cacheDirectory, PackageName.ToCachedFileName(packageId, version, "." + mavenGavFirst.Packaging));
var downloadUrl = feedUri.ToString().TrimEnd('/') +
(snapshotMetadata == null
? mavenGavFirst.DefaultArtifactPath
: mavenGavFirst.SnapshotArtifactPath(GetLatestSnapshotRelease(
snapshotMetadata,
mavenGavFirst.Packaging,
mavenGavFirst.Classifier,
mavenGavFirst.Version)));
for (var retry = 0; retry < maxDownloadAttempts; ++retry)
{
try
{
Log.Verbose($"Downloading Attempt {downloadUrl} TO {localDownloadName}");
using (var client = new WebClient
{
Credentials = feedCredentials
})
{
client.DownloadFile(downloadUrl, localDownloadName);
var packagePhysicalFileMetadata = PackagePhysicalFileMetadata.Build(localDownloadName);
return(packagePhysicalFileMetadata
?? throw new CommandException($"Unable to retrieve metadata for package {packageId}, version {version}"));
}
}
catch (Exception ex)
{
if ((retry + 1) == maxDownloadAttempts)
{
throw new MavenDownloadException("Failed to download the Maven artifact.\r\nLast Exception Message: " + ex.Message);
}
Thread.Sleep(downloadAttemptBackoff);
}
}
throw new MavenDownloadException("Failed to download the Maven artifact");
}
PackagePhysicalFileMetadata DownloadFile(string uri,
string cacheDirectory,
string packageId,
IVersion version,
string?authorizationToken,
int maxDownloadAttempts,
TimeSpan downloadAttemptBackoff)
{
var localDownloadName =
Path.Combine(cacheDirectory, PackageName.ToCachedFileName(packageId, version, Extension));
var tempPath = Path.GetTempFileName();
if (File.Exists(tempPath))
{
File.Delete(tempPath);
}
for (var retry = 0; retry < maxDownloadAttempts; ++retry)
{
try
{
if (retry != 0)
{
Log.Verbose($"Download Attempt #{retry + 1}");
}
using (var client = new WebClient())
{
client.CachePolicy = new RequestCachePolicy(RequestCacheLevel.CacheIfAvailable);
client.Headers.Set(HttpRequestHeader.UserAgent, GetUserAgent());
AddAuthorization(client, authorizationToken);
client.DownloadFileWithProgress(uri, tempPath, (progress, total) => log.Progress(progress, $"Downloading {packageId} v{version}"));
DeNestContents(tempPath, localDownloadName);
var packagePhysicalFileMetadata = PackagePhysicalFileMetadata.Build(localDownloadName);
return(packagePhysicalFileMetadata
?? throw new CommandException($"Unable to retrieve metadata for package {packageId}, version {version}"));
}
}
catch (WebException)
{
Thread.Sleep(downloadAttemptBackoff);
}
}
throw new Exception("Failed to download the package.");
}
public IEnumerable <PackagePhysicalFileMetadata> GetNearestPackages(string packageId, IVersion version, int take = 5)
{
fileSystem.EnsureDirectoryExists(GetPackagesDirectory());
var zipPackages =
from filePath in PackageFiles(packageId)
let zip = PackageMetadata(filePath)
where zip != null && string.Equals(zip.PackageId, packageId, StringComparison.OrdinalIgnoreCase) && zip.Version.CompareTo(version) <= 0
orderby zip.Version descending
select new { zip, filePath };
return
(from zipPackage in zipPackages.Take(take)
let package = PackagePhysicalFileMetadata.Build(zipPackage.filePath, zipPackage.zip)
where package != null
select package);
}
PackagePhysicalFileMetadata SourceFromCache(string packageId, IVersion version, string cacheDirectory)
{
Log.VerboseFormat("Checking package cache for package {0} v{1}", packageId, version.ToString());
var files = fileSystem.EnumerateFilesRecursively(cacheDirectory, PackageName.ToSearchPatterns(packageId, version, new [] { Extension }));
foreach (var file in files)
{
var package = PackageName.FromFile(file);
if (package == null)
{
continue;
}
if (string.Equals(package.PackageId, packageId, StringComparison.OrdinalIgnoreCase) && package.Version.Equals(version))
{
return(PackagePhysicalFileMetadata.Build(file, package));
}
}
return(null);
}
private PackagePhysicalFileMetadata DownloadChart(string packageId, IVersion version, Uri feedUri,
ICredentials feedCredentials, string cacheDirectory)
{
var cred = feedCredentials.GetCredential(feedUri, "basic");
var syntax = new[] { ScriptSyntax.PowerShell, ScriptSyntax.Bash }.First(syntx =>
scriptEngine.GetSupportedTypes().Contains(syntx));
var tempDirectory = fileSystem.CreateTemporaryDirectory();
using (new TemporaryDirectory(tempDirectory))
{
var file = GetFetchScript(tempDirectory, syntax);
var result = scriptEngine.Execute(new Script(file), new CalamariVariableDictionary()
{
["Password"] = cred.Password,
["Username"] = cred.UserName,
["Version"] = version.OriginalString,
["Url"] = feedUri.ToString(),
["Package"] = packageId,
}, commandLineRunner,
new Dictionary <string, string>());
if (!result.HasErrors)
{
var localDownloadName =
Path.Combine(cacheDirectory, PackageName.ToCachedFileName(packageId, version, Extension));
var packageFile = fileSystem.EnumerateFiles(Path.Combine(tempDirectory, "staging")).First();
fileSystem.MoveFile(packageFile, localDownloadName);
return(PackagePhysicalFileMetadata.Build(localDownloadName));
}
else
{
throw new Exception("Unable to download chart");
}
}
}
public override int Execute(string[] commandLineArguments)
{
Options.Parse(commandLineArguments);
string deltaFilePath;
string newFilePath;
string basisFilePath;
try
{
ValidateParameters(out basisFilePath, out deltaFilePath, out newFilePath);
fileSystem.EnsureDiskHasEnoughFreeSpace(PackageStore.GetPackagesDirectory());
var tempNewFilePath = newFilePath + ".partial";
#if USE_OCTODIFF_EXE
var factory = new OctoDiffCommandLineRunner();
#else
var factory = new OctoDiffLibraryCallRunner();
#endif
var octoDiff = factory.OctoDiff
.Action("patch")
.PositionalArgument(basisFilePath)
.PositionalArgument(deltaFilePath)
.PositionalArgument(tempNewFilePath);
if (skipVerification)
{
octoDiff.Flag("skip-verification");
}
if (showProgress)
{
octoDiff.Flag("progress");
}
Log.Info("Applying delta to {0} with hash {1} and storing as {2}", basisFilePath, fileHash, newFilePath);
var result = factory.Execute();
if (result.ExitCode != 0)
{
fileSystem.DeleteFile(tempNewFilePath, FailureOptions.ThrowOnFailure);
throw new CommandLineException("OctoDiff", result.ExitCode, result.Errors);
}
File.Move(tempNewFilePath, newFilePath);
if (!File.Exists(newFilePath))
{
throw new CommandException($"Failed to apply delta file {deltaFilePath} to {basisFilePath}");
}
}
catch (Exception e) when(e is CommandLineException || e is CommandException)
{
Log.ServiceMessages.DeltaVerificationError(e.Message);
return(0);
}
var package = PackagePhysicalFileMetadata.Build(newFilePath);
if (package == null)
{
return(0);
}
Log.ServiceMessages.DeltaVerification(newFilePath, package.Hash, package.Size);
return(0);
}