public void Start()
{
//Make sure WUA Is up to Date
WUA.Run();
WUA.DisableAutomaticWindowsUpdates();
_updateChecker.Enable(SendNewUpdatesHandler);
//Disable Java, Adobe, Acrobat Updaters
DisableUpdaters.DisableAll();
//Check WSUS Status
Logger.Log("WSUS enabled? {0}", LogLevel.Info, WSUS.IsWSUSEnabled());
Logger.Log("WSUS address? {0}", LogLevel.Info, WSUS.GetServerWSUS);
Logger.Log("Automatic updates Enabled? {0}", LogLevel.Info, WSUS.IsAutomaticUpdatesEnabled());
try
{
var sysTimeZone = GetTimeZone.GetMyTimeZone();
Logger.Log("Current time zone {0}, utc off set {1}.", LogLevel.Info, sysTimeZone.time_zone,
sysTimeZone.utc_offset);
}
catch
{
Logger.Log("Unable to obtain timezone.", LogLevel.Error);
}
switch (WSUS.GetAutomaticUpdatesOptions())
{
case WSUS.AutomaticUpdateStatus.AutomaticDownloadAndNotifyOfInstall:
Logger.Log("Automatic updates setting? {0}", LogLevel.Info, "Automatic download and notify of install.");
break;
case WSUS.AutomaticUpdateStatus.AutomaticDownloadAndScheduleInstall:
Logger.Log("Automatic updates setting? {0}", LogLevel.Info, "Automatic download and schedule install.");
break;
case WSUS.AutomaticUpdateStatus.AutomaticUpdatesIsRequiredAndUsersCanConfigureIt:
Logger.Log("Automatic updates setting? {0}", LogLevel.Info, "Automatic updates is required and users can configure it.");
break;
case WSUS.AutomaticUpdateStatus.NotifyBeforeDownload:
Logger.Log("Automatic updates setting? {0}", LogLevel.Info, "Notify before download.");
break;
default:
Logger.Log("Automatic updates setting? {0}", LogLevel.Info, "Not set.");
break;
}
//Check AntiMalware and Firewall Settings
Logger.Log("Anti Spyware protection? {0}", LogLevel.Info, WindowsAntiSpyware.IsProtectionEnabled());
Logger.Log("Windows firewall protection? {0}", LogLevel.Info, WindowsFirewall.IsProtectionEnabled());
//Check if system is Windows 8 and Disable automatic restarts
//after critical system updates are installed.
RvUtils.Windows8AutoRestart(false);
}
public static Operations.SavedOpData DownloadFile(Operations.SavedOpData update, UpdateDirectories updateTypePath)
{
var uris = new List <DownloadUri>();
string updateDirectory;
switch (updateTypePath)
{
case UpdateDirectories.SupportedAppDir:
updateDirectory = Settings.SupportedAppDirectory;
break;
case UpdateDirectories.CustomAppDir:
updateDirectory = Settings.CustomAppDirectory;
break;
case UpdateDirectories.OSUpdateDir:
updateDirectory = Settings.UpdateDirectory;
break;
default:
updateDirectory = Settings.UpdateDirectory;
break;
}
var savedir = Path.Combine(updateDirectory, update.filedata_app_id);
foreach (var uriData in update.filedata_app_uris)
{
var tempDownloadUri = new DownloadUri();
tempDownloadUri.FileName = uriData.file_name;
tempDownloadUri.FileSize = uriData.file_size;
tempDownloadUri.Hash = uriData.file_hash;
//add uri link from WSUS if its enabled
if (WSUS.IsWSUSEnabled())
{
var tempAvilApp = Agent.RV.WindowsApps.WindowsUpdates.GetAvailableUpdates();
foreach (var application in tempAvilApp)
{
if (application.Name == update.filedata_app_name)
{
foreach (var availUri in application.FileData)
{
tempDownloadUri.Uris.Add(availUri.Uri);
}
}
}
}
foreach (var uri in uriData.file_uris)
{
tempDownloadUri.Uris.Add(uri);
}
uris.Add(tempDownloadUri);
}
if (Directory.Exists(savedir))
{
Directory.Delete(savedir, true);
}
Directory.CreateDirectory(savedir);
foreach (var file in uris)
{
// Just in case the web server is using a self-signed cert.
// Webclient won't validate the SSL/TLS cerficate if it's not trusted.
var tempCallback = ServicePointManager.ServerCertificateValidationCallback;
ServicePointManager.ServerCertificateValidationCallback = delegate { return(true); };
var filepath = Path.Combine(savedir, file.FileName);
try
{
using (var client = new WebClient())
{
if (Settings.Proxy != null)
{
client.Proxy = Settings.Proxy;
}
var downloaded = false;
foreach (var uriSingle in file.Uris)
{
try
{
var splitted = uriSingle.Split(new[] { "//" }, StringSplitOptions.RemoveEmptyEntries);
var splitted2 = splitted[1].Split(new[] { '/' });
var relayserver = splitted2[0];
if (downloaded)
{
break;
}
Logger.Log("Attempting to download {1} from {0} with file size of {2}.", LogLevel.Info, relayserver, file.FileName, file.FileSize);
client.DownloadFile(uriSingle, filepath);
if (File.Exists(filepath))
{
var localFileHashMd5 = RvUtils.Md5HashFile(filepath).ToLower();
var localFileHashSha1 = RvUtils.Sha1HashFile(filepath).ToLower();
var localFileHashSha256 = RvUtils.Sha256HashFile(filepath).ToLower();
Logger.Log("Download Complete, {0}", LogLevel.Info, file.FileName);
Logger.Log("Checking Hashes...");
Logger.Log("Incoming Hash: {0}", LogLevel.Info, file.Hash);
Logger.Log("Local MD5 Hash: {0}", LogLevel.Info, localFileHashMd5);
Logger.Log("Local SHA1 Hash: {0}", LogLevel.Info, localFileHashSha1);
Logger.Log("Local SHA256 Hash: {0}", LogLevel.Info, localFileHashSha256);
downloaded = true;
if (localFileHashMd5 != file.Hash.ToLower() && localFileHashSha1 != file.Hash.ToLower() && localFileHashSha256 != file.Hash.ToLower())
{
Logger.Log("Local file {0} Hash did not match remote's. Retrying with a different server.", LogLevel.Info, file.FileName);
update.error = "Local file Hash did not match remote. Bad file integrity. ";
update.success = false.ToString().ToLower();
downloaded = false;
}
}
else
{
Logger.Log("File {0} did not download. Retrying with a different server.", LogLevel.Info, file.FileName);
update.error = "File did not download successfully, it was not found on disk. Please check download server.";
update.success = false.ToString().ToLower();
downloaded = false;
}
}
catch (Exception e)
{
Logger.Log("File {0} failed to download correctly... Possible connection issue, Retrying with a different server.", LogLevel.Info, file.FileName);
update.error = "File did not download correctly, Exception message: " + e.Message + ". Please check download server connectivity.";
update.success = false.ToString().ToLower();
downloaded = false;
}
}
//Check if the file was successfully downloaded and return.
if (downloaded)
{
update.error = String.Empty;
update.success = true.ToString().ToLower();
}
}
}
catch (Exception e)
{
//Critical exception occurred.
update.error = "Application did not download, Exception occured, refer to log for details.";
update.success = false.ToString().ToLower();
Logger.Log("One or more Application Files were not downloaded successfully; {0}.",
LogLevel.Error, file.FileName);
Logger.LogException(e);
return(update);
}
ServicePointManager.ServerCertificateValidationCallback = tempCallback;
}
return(update);
}
public static Operations.SavedOpData DownloadUpdate(Operations.SavedOpData update)
{
var uris = new List <DownloadUri>();
foreach (var uriData in update.filedata_app_uris)
{
var tempDownloadUri = new DownloadUri();
tempDownloadUri.FileName = uriData.file_name;
tempDownloadUri.FileSize = uriData.file_size;
tempDownloadUri.Hash = uriData.file_hash;
foreach (var uri in uriData.file_uris)
{
tempDownloadUri.Uris.Add(uri);
}
uris.Add(tempDownloadUri);
}
try
{
if (Directory.Exists(AgentUpdateDirectory))
{
Directory.Delete(AgentUpdateDirectory, true);
}
Directory.CreateDirectory(AgentUpdateDirectory);
}catch {}
foreach (var file in uris)
{
// Just in case the web server is using a self-signed cert.
// Webclient won't validate the SSL/TLS cerficate if it's not trusted.
var tempCallback = ServicePointManager.ServerCertificateValidationCallback;
ServicePointManager.ServerCertificateValidationCallback = delegate { return(true); };
var filepath = Path.Combine(AgentUpdateDirectory, file.FileName);
try
{
using (var client = new WebClient())
{
if (Settings.Proxy != null)
{
client.Proxy = Settings.Proxy;
}
var downloaded = false;
foreach (var uriSingle in file.Uris)
{
try
{
var splitted = uriSingle.Split(new[] { "//" }, StringSplitOptions.RemoveEmptyEntries);
var splitted2 = splitted[1].Split(new[] { '/' });
var relayserver = splitted2[0];
if (downloaded)
{
break;
}
Logger.Log("Attempting to download {1} from {0} with file size of {2}.", LogLevel.Info, relayserver, file.FileName, file.FileSize);
byte NetThrottle = byte.Parse(update.net_throttle);
if (NetThrottle > 0 || NetThrottle == null)
{
Agent.RV.Utils.NetworkThrottle.DownloadThrottle(filepath, uriSingle, file.FileName, NetThrottle);
}
else
{
client.DownloadFile(uriSingle, filepath);
}
if (File.Exists(filepath))
{
var localFileHash = RvUtils.Md5HashFile(filepath).ToLower();
Logger.Log("Download Complete, {0}", LogLevel.Info, file.FileName);
Logger.Log("Checking MD5 Hash...");
Logger.Log("Incoming Hash: {0}", LogLevel.Info, file.Hash);
Logger.Log("Local Hash: {0}", LogLevel.Info, localFileHash);
downloaded = true;
if (localFileHash != file.Hash.ToLower())
{
Logger.Log("Local file {0} Hash did not match remote's. Retrying with a different server.", LogLevel.Info, file.FileName);
update.error = "Local file Hash did not match remote. Bad file integrity. ";
update.success = false.ToString().ToLower();
downloaded = false;
}
}
else
{
Logger.Log("File {0} did not download. Retrying with a different server.", LogLevel.Info, file.FileName);
update.error = "File did not download successfully, it was not found on disk. Please check download server.";
update.success = false.ToString().ToLower();
downloaded = false;
}
}
catch (Exception e)
{
Logger.Log("File {0} failed to download correctly... Possible connection issue, Retrying with a different server.", LogLevel.Info, file.FileName);
update.error = "File did not download correctly, Exception message: " + e.Message + ". Please check download server connectivity.";
update.success = false.ToString().ToLower();
downloaded = false;
}
}
//Check if the file was successfully downloaded and return.
if (downloaded)
{
update.error = String.Empty;
update.success = true.ToString().ToLower();
}
}
}
catch (Exception e)
{
//Critical exception occurred.
update.error = "Agent update did not download successfully, Exception occured, refer to log for details.";
update.success = false.ToString().ToLower();
Logger.Log("One or more Agent update Files were not downloaded successfully; {0}.",
LogLevel.Error, file.FileName);
Logger.LogException(e);
return(update);
}
ServicePointManager.ServerCertificateValidationCallback = tempCallback;
}
return(update);
}
private void InstallWindowsUpdate(RvSofOperation operation)
{
var savedOperations = Operations.LoadOpDirectory().Where(p => p.operation == OperationValue.InstallWindowsUpdate).ToList();
if (!savedOperations.Any())
{
Logger.Log("There are no operations remaining, Unable to install windows update: {0}", LogLevel.Warning, operation.Type);
return;
}
WindowsUpdates.PopulateAvailableUpdatesList();
WindowsUpdates.PopulateInstalledUpdatesList();
foreach (var update in savedOperations)
{
//Check if update is already installed.
///////////////////////////////////////////////////////////////////////////////////////////
if (WindowsUpdates.IsUpdateInstalled(update.filedata_app_name))
{
Logger.Log("Update is already installed ({0}), sending back results.", LogLevel.Info, update.filedata_app_name);
Operations.UpdateStatus(update, Operations.OperationStatus.ResultsPending);
InstallSendResults(update, operation);
continue; //Move on to next update.
}
Logger.Log("Preparing to download");
Operations.SavedOpData updateDownloadResults = Downloader.DownloadFile(update, Downloader.UpdateDirectories.OSUpdateDir);
//If download fails, send back results to server and move to next package (if any).
////////////////////////////////////////////////////////////////////////////////////////////
if (!String.IsNullOrEmpty(updateDownloadResults.error))
{
Operations.UpdateStatus(updateDownloadResults, Operations.OperationStatus.ResultsPending);
InstallSendResults(updateDownloadResults, operation);
continue;
}
Logger.Log("Download completed for {0}", LogLevel.Info, update.filedata_app_name);
Logger.Log("Installing {0} ", LogLevel.Info, update.filedata_app_name);
Operations.SavedOpData updateInstallResults = WindowsUpdates.InstallWindowsUpdate(update);
//If installation fails, send back results to server and move to next package (if any).
/////////////////////////////////////////////////////////////////////////////////////////////
if (!String.IsNullOrEmpty(updateInstallResults.error))
{
Operations.UpdateStatus(updateDownloadResults, Operations.OperationStatus.ResultsPending);
InstallSendResults(updateInstallResults, operation);
continue;
}
Logger.Log("Installation of {0} was a success.", LogLevel.Info, update.filedata_app_name);
Operations.UpdateStatus(updateDownloadResults, Operations.OperationStatus.ResultsPending);
/////////////////////////////////////////////////////////////////////////////////////////////////////////
//Check scenerio for this update, react accordingly.
/////////////////////////////////////////////////////////////////////////////////////////////////////////
if (Convert.ToBoolean(updateInstallResults.reboot_required) && Convert.ToBoolean(updateInstallResults.success) && (updateInstallResults.restart == "optional" || updateInstallResults.restart == "forced"))
{
Operations.UpdateOperation(updateInstallResults, true, true, Operations.OperationStatus.Rebooting);
Operations.DeleteLocalUpdateBundleFolder(updateInstallResults);
Logger.Log("Rebooting system as per update requirement.");
RvUtils.RestartSystem();
Stop(); //System will restart to continue Windows update configuration, then ResumeOperations will start where we left off.
}
else if (Convert.ToBoolean(updateInstallResults.reboot_required) && !Convert.ToBoolean(updateInstallResults.success) && (updateInstallResults.restart == "optional" || updateInstallResults.restart == "forced"))
{
Operations.UpdateOperation(updateInstallResults, false, true, Operations.OperationStatus.Rebooting);
Operations.DeleteLocalUpdateBundleFolder(updateInstallResults);
Logger.Log("Rebooting system as per update requirement.");
RvUtils.RestartSystem();
Stop(); //System will restart to continue Windows update configuration, then ResumeOperations will start where we left off.
}
else if (Convert.ToBoolean(updateInstallResults.reboot_required) && Convert.ToBoolean(updateInstallResults.success) && updateInstallResults.restart == "none")
{
InstallSendResults(updateInstallResults, operation);
}
else if (Convert.ToBoolean(updateInstallResults.reboot_required) && !Convert.ToBoolean(updateInstallResults.success) && updateInstallResults.restart != "none")
{
Operations.UpdateOperation(updateInstallResults, false, true, Operations.OperationStatus.Rebooting);
Operations.DeleteLocalUpdateBundleFolder(updateInstallResults);
RvUtils.RestartSystem();
Stop(); //System will restart to continue Windows update configuration, then ResumeOperations will start where we left off.
}
else if (Convert.ToBoolean(updateInstallResults.reboot_required) && updateInstallResults.restart != "none")
{
var isInstalled = WindowsUpdates.IsUpdateInstalled(updateInstallResults.filedata_app_name);
Logger.Log("Rebooting system as per update requirement.");
Operations.UpdateOperation(updateInstallResults, isInstalled, true, Operations.OperationStatus.Rebooting);
RvUtils.RestartSystem();
Stop(); //System will restart to continue Windows update configuration, then ResumeOperations will start where we left off.
}
else
{
InstallSendResults(updateInstallResults, operation);
}
}
}
