private void UpdateWorkloadsWithInstallRecord(
IEnumerable <WorkloadId> workloadIds,
SdkFeatureBand sdkFeatureBand,
IEnumerable <ManifestVersionUpdate> manifestsToUpdate,
DirectoryPath?offlineCache = null)
{
if (_workloadInstaller.GetInstallationUnit().Equals(InstallationUnit.Packs))
{
var installer = _workloadInstaller.GetPackInstaller();
IEnumerable <PackInfo> workloadPackToUpdate = new List <PackInfo>();
var transaction = new CliTransaction();
transaction.RollbackStarted = () =>
{
Reporter.WriteLine(LocalizableStrings.RollingBackInstall);
};
// Don't hide the original error if roll back fails, but do log the rollback failure
transaction.RollbackFailed = ex =>
{
Reporter.WriteLine(string.Format(LocalizableStrings.RollBackFailedMessage, ex.Message));
};
transaction.Run(
action: context =>
{
bool rollback = !string.IsNullOrWhiteSpace(_fromRollbackDefinition);
foreach (var manifestUpdate in manifestsToUpdate)
{
_workloadInstaller.InstallWorkloadManifest(manifestUpdate, context, offlineCache, rollback);
}
_workloadResolver.RefreshWorkloadManifests();
workloadPackToUpdate = GetUpdatablePacks(installer);
installer.InstallWorkloadPacks(workloadPackToUpdate, sdkFeatureBand, context, offlineCache);
},
rollback: () =>
{
// Nothing to roll back at this level, InstallWorkloadManifest and InstallWorkloadPacks handle the transaction rollback
});
}
else
{
var installer = _workloadInstaller.GetWorkloadInstaller();
foreach (var workloadId in workloadIds)
{
installer.InstallWorkload(workloadId);
}
}
}
public void GivenManagedInstallItCanRollBackInstallFailures()
{
var version = "6.0.100";
var(dotnetRoot, installer, nugetInstaller) = GetTestInstaller(failingInstaller: true);
var packInfo = CreatePackInfo("Xamarin.Android.Sdk", "8.4.7", WorkloadPackKind.Sdk, Path.Combine(dotnetRoot, "packs", "Xamarin.Android.Sdk", "8.4.7"), "Xamarin.Android.Sdk");
var exceptionThrown = Assert.Throws <Exception>(() =>
{
var transaction = new CliTransaction();
transaction.Run(context => installer.InstallWorkloadPacks(new[] { packInfo }, new SdkFeatureBand(version), context));
});
exceptionThrown.Message.Should().Be("Test Failure");
var failingNugetInstaller = nugetInstaller as FailingNuGetPackageDownloader;
// Nupkgs should be removed
Directory.GetFiles(failingNugetInstaller.MockPackageDir).Should().BeEmpty();
// Packs should be removed
Directory.Exists(packInfo.Path).Should().BeFalse();
}
private void InstallWorkloadsWithInstallRecord(
IEnumerable <WorkloadId> workloadIds,
SdkFeatureBand sdkFeatureBand,
IEnumerable <ManifestVersionUpdate> manifestsToUpdate,
DirectoryPath?offlineCache)
{
if (_workloadInstaller.GetInstallationUnit().Equals(InstallationUnit.Packs))
{
var installer = _workloadInstaller.GetPackInstaller();
IEnumerable <PackInfo> workloadPackToInstall = new List <PackInfo>();
IEnumerable <WorkloadId> newWorkloadInstallRecords = new List <WorkloadId>();
var transaction = new CliTransaction();
transaction.RollbackStarted = () =>
{
Reporter.WriteLine(LocalizableStrings.RollingBackInstall);
};
// Don't hide the original error if roll back fails, but do log the rollback failure
transaction.RollbackFailed = ex =>
{
Reporter.WriteLine(string.Format(LocalizableStrings.RollBackFailedMessage, ex.Message));
};
transaction.Run(
action: context =>
{
bool rollback = !string.IsNullOrWhiteSpace(_fromRollbackDefinition);
foreach (var manifestUpdate in manifestsToUpdate)
{
_workloadInstaller.InstallWorkloadManifest(manifestUpdate, context, offlineCache, rollback);
}
_workloadResolver.RefreshWorkloadManifests();
workloadPackToInstall = GetPacksToInstall(workloadIds);
installer.InstallWorkloadPacks(workloadPackToInstall, sdkFeatureBand, context, offlineCache);
var recordRepo = _workloadInstaller.GetWorkloadInstallationRecordRepository();
newWorkloadInstallRecords = workloadIds.Except(recordRepo.GetInstalledWorkloads(sdkFeatureBand));
foreach (var workloadId in newWorkloadInstallRecords)
{
recordRepo.WriteWorkloadInstallationRecord(workloadId, sdkFeatureBand);
}
},
rollback: () =>
{
// InstallWorkloadManifest and InstallWorkloadPacks already handle rolling back their actions, so here we only
// need to delete the installation records
foreach (var workloadId in newWorkloadInstallRecords)
{
_workloadInstaller.GetWorkloadInstallationRecordRepository()
.DeleteWorkloadInstallationRecord(workloadId, sdkFeatureBand);
}
});
}
else
{
var installer = _workloadInstaller.GetWorkloadInstaller();
foreach (var workloadId in workloadIds)
{
installer.InstallWorkload(workloadId);
}
}
}
