private OperationResultCode InstallUpdatesUtil(CancellationToken cancellationToken)
{
try
{
TimeSpan operationTimeOut = TimeSpan.FromMinutes(this.GetRemainingInstallationTimeout());
UpdateCollection updatesToInstall = new UpdateCollection();
foreach (WUUpdateWrapper item in this._wuCollectionWrapper.Collection.Values)
{
if (item.IsDownloaded && !item.IsInstalled)
{
updatesToInstall.Add(item.Update);
}
}
// if no updates to install
if (updatesToInstall.Count == 0)
{
_eventSource.InfoMessage("No updates to install.");
return(OperationResultCode.orcSucceeded);
}
IUpdateInstaller uInstaller = this._uSession.CreateUpdateInstaller();
uInstaller.Updates = updatesToInstall;
InstallationCompletedCallback installationCompletedCallback = new InstallationCompletedCallback();
IInstallationJob installationJob = uInstaller.BeginInstall(new InstallationProgressChangedCallback(),
installationCompletedCallback, null);
if (
!this._helper.WaitOnTask(installationCompletedCallback.Task,
(int)operationTimeOut.TotalMilliseconds, cancellationToken))
{
_eventSource.Message("installationJob : Requested Abort");
installationJob.RequestAbort();
}
IInstallationResult uResult = uInstaller.EndInstall(installationJob);
for (int i = 0; i < updatesToInstall.Count; i++)
{
var hResult = uResult.GetUpdateResult(i).HResult;
var updateID = updatesToInstall[i].Identity.UpdateID;
this._wuCollectionWrapper.Collection[updateID].IsInstalled = (hResult == 0);
this._wuCollectionWrapper.Collection[updateID].HResult = hResult;
if (hResult != 0)
{
_eventSource.WarningMessage(string.Format("Install for update ID {0} returned hResult {1}", updateID, hResult));
}
}
return(uResult.ResultCode);
}
catch (Exception e)
{
_eventSource.InfoMessage("Exception while installing Windows-Updates: {0}", e);
return(OperationResultCode.orcFailed);
}
}
public async Task <IInstallationResult> InstallAsync(UpdateCollection updates, CancellationToken cancellationToken)
{
var installer = this.session.CreateUpdateInstaller();
installer.Updates = updates;
var completedCallback = new InstallationCompletedCallback();
var progressCallback = new InstallationProgressChangedCallback();
var job = installer.BeginInstall(progressCallback, completedCallback, null);
if (await completedCallback.WaitAsync() == false)
{
job.RequestAbort();
}
if (cancellationToken.IsCancellationRequested)
{
job.RequestAbort();
}
return(installer.EndInstall(job));
}