public static InstallManifest FromJsonFile(string path)
{
using (StreamReader streamReader = File.OpenText(path))
{
return InstallManifest.FromJson(streamReader);
}
}
public override bool TryRunInstaller(InstallActionWrapper installActionWrapper, out string error)
{
string localError = null;
int installerExitCode;
bool installSuccessful = true;
using (ITracer activity = this.tracer.StartActivity(nameof(this.TryRunInstaller), EventLevel.Informational))
{
InstallActionInfo currentInstallAction = null;
try
{
string platformKey = InstallManifest.WindowsPlatformKey;
if (!this.TryRecursivelyDeleteInstallerDirectory(out error))
{
return(false);
}
if (!this.noVerify)
{
if (!this.nuGetFeed.VerifyPackage(this.DownloadedPackagePath))
{
error = "Package signature validation failed. Check the upgrade logs for more details.";
activity.RelatedError(error);
this.fileSystem.DeleteFile(this.DownloadedPackagePath);
return(false);
}
}
this.UnzipPackage();
this.installManifest = InstallManifest.FromJsonFile(Path.Combine(this.ExtractedInstallerPath, ContentDirectoryName, InstallManifestFileName));
if (!this.installManifest.PlatformInstallManifests.TryGetValue(platformKey, out InstallManifestPlatform platformInstallManifest) ||
platformInstallManifest == null)
{
activity.RelatedError($"Extracted InstallManifest from JSON, but there was no entry for {platformKey}.");
error = $"No entry in the manifest for the current platform ({platformKey}). Please verify the upgrade package.";
return(false);
}
activity.RelatedInfo($"Extracted InstallManifest from JSON. InstallActions: {platformInstallManifest.InstallActions.Count}");
foreach (InstallActionInfo entry in platformInstallManifest.InstallActions)
{
currentInstallAction = entry;
string installerPath = Path.Combine(this.ExtractedInstallerPath, ContentDirectoryName, entry.InstallerRelativePath);
string args = entry.Args ?? string.Empty;
// Replace tokens on args
string processedArgs = NuGetUpgrader.ReplaceArgTokens(args, this.UpgradeInstanceId, ProductUpgraderInfo.GetLogDirectoryPath());
activity.RelatedInfo(
"Running install action: Name: {0}, Version: {1}, InstallerPath: {2} RawArgs: {3}, ProcessedArgs: {4}",
entry.Name,
entry.Version,
installerPath,
args,
processedArgs);
string progressMessage = string.IsNullOrWhiteSpace(entry.Version) ?
$"Running {entry.Name}" :
$"Running {entry.Name} (version {entry.Version})";
installActionWrapper(
() =>
{
if (!this.dryRun)
{
this.RunInstaller(installerPath, processedArgs, out installerExitCode, out localError);
}
else
{
// We add a sleep here to ensure
// the message for this install
// action is written to the
// console. Even though the
// message is written with a delay
// of 0, the messages are not
// always written out. If / when
// we can ensure that the message
// is written out to console, then
// we can remove this sleep.
Thread.Sleep(1500);
installerExitCode = 0;
}
installSuccessful = installerExitCode == 0;
return(installSuccessful);
},
progressMessage);
if (!installSuccessful)
{
break;
}
}
}
catch (Exception ex)
{
localError = ex.Message;
installSuccessful = false;
}
if (!installSuccessful)
{
string installActionName = string.IsNullOrEmpty(currentInstallAction?.Name) ?
"installer" :
currentInstallAction.Name;
error = string.IsNullOrEmpty(localError) ?
$"The {installActionName} failed, but no error message was provided by the failing command." :
$"The {installActionName} failed with the following error: {localError}";
activity.RelatedError($"Could not complete all install actions. The following error was encountered: {error}");
return(false);
}
else
{
activity.RelatedInfo($"Install actions completed successfully.");
error = null;
return(true);
}
}
}
