private bool TryInitializeUpgrader(out string error)
{
if (GVFSPlatform.Instance.UnderConstruction.SupportsGVFSUpgrade)
{
error = null;
if (this.upgrader == null)
{
JsonTracer jsonTracer = new JsonTracer(GVFSConstants.GVFSEtwProviderName, "UpgradeVerb");
string logFilePath = GVFSEnlistment.GetNewGVFSLogFileName(
ProductUpgraderInfo.GetLogDirectoryPath(),
GVFSConstants.LogFileTypes.UpgradeVerb);
jsonTracer.AddLogFileEventListener(logFilePath, EventLevel.Informational, Keywords.Any);
this.tracer = jsonTracer;
this.prerunChecker = new InstallerPreRunChecker(this.tracer, this.Confirmed ? GVFSConstants.UpgradeVerbMessages.GVFSUpgradeConfirm : GVFSConstants.UpgradeVerbMessages.GVFSUpgrade);
IProductUpgrader upgrader;
if (ProductUpgraderFactory.TryCreateUpgrader(out upgrader, this.tracer, out error))
{
this.upgrader = upgrader;
}
else
{
error = $"ERROR: {error}";
}
}
return(this.upgrader != null);
}
else
{
error = $"ERROR: {GVFSConstants.UpgradeVerbMessages.GVFSUpgrade} is not supported on this operating system.";
return(false);
}
}
private void TimerCallback(object unusedState)
{
string errorMessage = null;
InstallerPreRunChecker prerunChecker = new InstallerPreRunChecker(this.tracer, string.Empty);
IProductUpgrader productUpgrader;
bool deleteExistingDownloads = true;
if (ProductUpgraderFactory.TryCreateUpgrader(out productUpgrader, this.tracer, out errorMessage))
{
if (prerunChecker.TryRunPreUpgradeChecks(out string _) && this.TryDownloadUpgrade(productUpgrader, out errorMessage))
{
deleteExistingDownloads = false;
}
}
if (errorMessage != null)
{
this.tracer.RelatedError(errorMessage);
}
if (deleteExistingDownloads)
{
ProductUpgraderInfo.DeleteAllInstallerDownloads();
}
}
private bool TryInitialize(out string errorMessage)
{
if (this.upgrader == null)
{
IProductUpgrader upgrader;
if (!ProductUpgraderFactory.TryCreateUpgrader(out upgrader, this.tracer, out errorMessage, this.DryRun, this.NoVerify))
{
return(false);
}
this.upgrader = upgrader;
}
errorMessage = null;
return(true);
}