/// <summary>
/// Installs the specified MSI.
/// </summary>
/// <param name="packagePath">The full path to the MSI package.</param>
/// <param name="logFile">The full path of the log file.</param>
/// <returns>An error code indicating the result of the operation.</returns>
protected uint InstallMsi(string packagePath, string logFile)
{
// Make sure the package we're going to run is coming from the cache.
if (!packagePath.StartsWith(Cache.PackageCacheRoot))
{
return(Error.INSTALL_PACKAGE_INVALID);
}
Elevate();
if (IsElevated)
{
ConfigureInstall(logFile);
return(WindowsInstaller.InstallProduct(packagePath, s_installProperties));
}
else if (IsClient)
{
InstallResponseMessage response = Dispatcher.SendMsiRequest(InstallRequestType.InstallMsi,
logFile, packagePath);
ExitOnFailure(response, "Failed to install MSI.");
return(response.Error);
}
throw new InvalidOperationException($"Invalid configuration: elevated: {IsElevated}, client: {IsClient}");
}
/// <summary>
/// Throws an exception if the HRESULT of the response message indicates
/// a failure.
/// </summary>
/// <param name="response">The response message to examine.</param>
/// <exception cref="WorkloadException"/>
protected void ExitOnFailure(InstallResponseMessage response, string message)
{
if (response.HResult < 0)
{
throw new WorkloadException(string.IsNullOrWhiteSpace(message) ? response.Message : $"{message} {response.Message}", response.HResult);
}
}
/// <summary>
/// Repairs the specified MSI package.
/// </summary>
/// <param name="productCode">The product code of the MSI to repair.</param>
/// <param name="logFile">The full path of the log file.</param>
/// <returns>An error code indicating the result of the operation.</returns>
protected uint RepairMsi(string productCode, string logFile)
{
Elevate();
if (IsElevated)
{
ConfigureInstall(logFile);
return(WindowsInstaller.ReinstallProduct(productCode, DefaultReinstallMode));
}
else if (IsClient)
{
InstallResponseMessage response = Dispatcher.SendMsiRequest(InstallRequestType.RepairMsi,
logFile, null, productCode);
ExitOnFailure(response, "Failed to repair MSI.");
return(response.Error);
}
throw new InvalidOperationException($"Invalid configuration: elevated: {IsElevated}, client: {IsClient}");
}
/// <summary>
/// Uninstalls the MSI using its provided product code.
/// </summary>
/// <param name="productCode">The product code of the MSI to uninstall.</param>
/// <param name="logFile">The full path of the log file.</param>
/// <returns>An error code indicating the result of the operation.</returns>
protected uint UninstallMsi(string productCode, string logFile)
{
Elevate();
if (IsElevated)
{
ConfigureInstall(logFile);
return(WindowsInstaller.ConfigureProduct(productCode, WindowsInstaller.INSTALLLEVEL_DEFAULT, InstallState.ABSENT,
s_uninstallProperties));
}
else if (IsClient)
{
InstallResponseMessage response = Dispatcher.SendMsiRequest(InstallRequestType.UninstallMsi,
logFile, null, productCode);
ExitOnFailure(response, "Failed to uninstall MSI.");
return(response.Error);
}
throw new InvalidOperationException($"Invalid configuration: elevated: {IsElevated}, client: {IsClient}");
}
public void Reply(InstallResponseMessage message)
{
WriteMessage(message.ToByteArray());
}
/// <summary>
/// Sends a message and blocks until a reply is received.
/// </summary>
/// <param name="message">The message to send.</param>
/// <returns>The response message.</returns>
public InstallResponseMessage Send(InstallRequestMessage message)
{
WriteMessage(message.ToByteArray());
return(InstallResponseMessage.Create(ReadMessage()));
}
