protected override void DoWork()
{
var serverVersion = Communication.GetRawResponse("/service/getversion.php?client");
var localVersion = RegistryHandler.GetSystemSetting("Version");
try
{
var server = int.Parse(serverVersion.Replace(".", ""));
var local = int.Parse(localVersion.Replace(".", ""));
if (server <= local)
{
return;
}
if (File.Exists(string.Format("{0}\\tmp\\FOGService.msi", AppDomain.CurrentDomain.BaseDirectory)))
{
File.Delete(string.Format("{0}\\tmp\\FOGService.msi", AppDomain.CurrentDomain.BaseDirectory));
}
Communication.DownloadFile("/client/FOGService.msi",
AppDomain.CurrentDomain.BaseDirectory + @"\tmp\FOGService.msi");
PrepareUpdateHelpers();
Power.Updating = true;
}
catch (Exception ex)
{
Log.Error(Name, "Unable to parse versions");
Log.Error(Name, ex);
}
}
public static void Main(string[] args)
{
Thread.Sleep(15 * 1000);
//Initialize everything
Log.FilePath = (Environment.ExpandEnvironmentVariables("%userprofile%") + @"\fog_user.log");
AppDomain.CurrentDomain.UnhandledException += Log.UnhandledException;
Eager.Initalize();
Log.Entry(LogName, "Initializing");
if (File.Exists(AppDomain.CurrentDomain.BaseDirectory + @"\updating.info"))
{
Log.Entry(LogName, "Update.info found, exiting program");
Power.SpawnUpdateWaiter(Assembly.GetExecutingAssembly().Location);
Environment.Exit(0);
}
_fogService = new FOGUserService();
_fogService.Start();
if (RegistryHandler.GetSystemSetting("Tray").Equals("1"))
{
StartTray();
}
}
private static void ApplyUpdates()
{
const string logName = "Update Helper";
var useTray = RegistryHandler.GetSystemSetting("Tray");
var https = RegistryHandler.GetSystemSetting("HTTPS");
var webRoot = RegistryHandler.GetSystemSetting("WebRoot");
var server = RegistryHandler.GetSystemSetting("Server");
var process = new Process
{
StartInfo =
{
Arguments = string.Format("/i \"{0}\" /quiet USETRAY=\"{1}\" HTTPS=\"{2}\" WEBADDRESS=\"{3}\" WEBROOT=\"{4}\"",
(AppDomain.CurrentDomain.BaseDirectory + "FOGService.msi"),
useTray, https, server, webRoot)
}
};
process.StartInfo.CreateNoWindow = true;
process.StartInfo.UseShellExecute = false;
process.StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
process.StartInfo.FileName = "msiexec";
Log.Entry(logName, "--> " + process.StartInfo.FileName + " " + process.StartInfo.Arguments);
process.Start();
process.WaitForExit();
}
protected override void Load()
{
// Kill the sub-processes
foreach (var process in Process.GetProcessesByName("FOGUserService"))
{
process.Kill();
}
foreach (var process in Process.GetProcessesByName("FOGTray"))
{
process.Kill();
}
dynamic json = new JObject();
json.action = "load";
Bus.Emit(Bus.Channel.Status, json, true);
Log.NewLine();
Log.PaddedHeader("Authentication");
Log.Entry("Client-Info", string.Format("Version: {0}", RegistryHandler.GetSystemSetting("Version")));
if (!Authentication.HandShake())
{
return;
}
Log.NewLine();
}
protected override void DoWork()
{
//Get task info
var response = Communication.GetResponse("/service/jobs.php", true);
//Shutdown if a task is avaible and the user is logged out or it is forced
if (response.Error)
{
return;
}
Log.Entry(Name, "Restarting computer for task");
if (!UserHandler.IsUserLoggedIn() || response.GetField("#force").Equals("1"))
{
Power.Restart(Name);
}
else if (!response.Error && !_notifiedUser)
{
Log.Entry(Name, "User is currently logged in, will try again later");
var notification = new Notification("Please log off",
string.Format(
"{0} is attemping to service your computer, please log off at the soonest available time",
RegistryHandler.GetSystemSetting("Company")), 60);
Bus.Emit(Bus.Channel.Notification, notification.GetJson(), true);
_notifiedUser = true;
}
}
/// <summary>
/// Load the server information from the registry and apply it
/// <returns>True if settings were updated</returns>
/// </summary>
public static bool GetAndSetServerAddress()
{
if (RegistryHandler.GetSystemSetting("HTTPS") == null || RegistryHandler.GetSystemSetting("WebRoot") == null ||
string.IsNullOrEmpty(RegistryHandler.GetSystemSetting("Server")))
{
Log.Error(LogName, "Invalid parameters");
return(false);
}
ServerAddress = (RegistryHandler.GetSystemSetting("HTTPS").Equals("1") ? "https://" : "http://");
ServerAddress += RegistryHandler.GetSystemSetting("Server") +
RegistryHandler.GetSystemSetting("WebRoot");
return(true);
}
/// <summary>
/// Loop through all the modules until an update or shutdown is pending
/// </summary>
protected virtual void ModuleLooper()
{
// Only run the service if there isn't a shutdown or update pending
while (!Power.ShuttingDown && !Power.Updating)
{
// Stop looping as soon as a shutdown or update pending
foreach (var module in _modules.TakeWhile(module => !Power.ShuttingDown && !Power.Updating))
{
// Entry file formatting
Log.NewLine();
Log.PaddedHeader(module.Name);
Log.Entry("Client-Info", string.Format("Version: {0}", RegistryHandler.GetSystemSetting("Version")));
try
{
module.Start();
}
catch (Exception ex)
{
Log.Error(Name, ex);
}
// Entry file formatting
Log.Divider();
Log.NewLine();
if (Power.Requested)
{
break;
}
}
while (Power.Requested)
{
Log.Entry(Name, "Power operation being requested, checking back in 30 seconds");
Thread.Sleep(30 * 1000);
}
// Skip checking for sleep time if there is a shutdown or update pending
if (Power.ShuttingDown || Power.Updating)
{
break;
}
// Once all modules have been run, sleep for the set time
var sleepTime = GetSleepTime() ?? DefaultSleepTime;
Log.Entry(Name, string.Format("Sleeping for {0} seconds", sleepTime));
Thread.Sleep(sleepTime * 1000);
}
}
//Rename the computer and remove it from active directory
private void RenameComputer(Response response)
{
Log.Entry(Name, "Checking Hostname");
if (!response.IsFieldValid("#hostname"))
{
Log.Error(Name, "Hostname is not specified");
return;
}
if (Environment.MachineName.ToLower().Equals(response.GetField("#hostname").ToLower()))
{
Log.Entry(Name, "Hostname is correct");
return;
}
Log.Entry(Name, string.Format("Renaming host to {0}", response.GetField("#hostname")));
if (!UserHandler.IsUserLoggedIn() || response.GetField("#force").Equals("1"))
{
Log.Entry(Name, "Unregistering computer");
//First unjoin it from active directory
UnRegisterComputer(response);
Log.Entry(Name, "Updating registry");
RegistryHandler.SetRegistryValue(@"SYSTEM\CurrentControlSet\Services\Tcpip\Parameters", "NV Hostname",
response.GetField("#hostname"));
RegistryHandler.SetRegistryValue(@"SYSTEM\CurrentControlSet\Control\ComputerName\ActiveComputerName", "ComputerName",
response.GetField("#hostname"));
RegistryHandler.SetRegistryValue(@"SYSTEM\CurrentControlSet\Control\ComputerName\ComputerName", "ComputerName",
response.GetField("#hostname"));
Power.Restart(RegistryHandler.GetSystemSetting("Company") + " needs to rename your computer", Power.FormOption.Delay);
}
else if (!_notifiedUser)
{
Log.Entry(Name, "User is currently logged in, will try again later");
var notification = new Notification("Please log off",
string.Format(
"{0} is attemping to service your computer, please log off at the soonest available time",
RegistryHandler.GetSystemSetting("Company")), 120);
Bus.Emit(Bus.Channel.Notification, notification.GetJson(), true);
_notifiedUser = true;
}
}
protected override int?GetSleepTime()
{
try
{
var sleepTimeStr = RegistryHandler.GetSystemSetting("Sleep");
var sleepTime = int.Parse(sleepTimeStr);
if (sleepTime >= DefaultSleepTime)
{
return(sleepTime);
}
Log.Entry(Name, string.Format("Sleep time set on the server is below the minimum of {0}", DefaultSleepTime));
}
catch (Exception ex)
{
Log.Error(Name, "Unable to parse sleep time");
Log.Error(Name, ex);
}
return(null);
}
private static void QueueShutdown(string parameters, FormOption options = FormOption.Abort, string message = null, int gracePeriod = -1)
{
if (_timer != null && _timer.Enabled)
{
Log.Entry(LogName, "Power task already in-progress");
return;
}
delayed = false;
try
{
if (gracePeriod == -1)
{
gracePeriod = (!string.IsNullOrEmpty(RegistryHandler.GetSystemSetting("gracePeriod")))
? int.Parse(RegistryHandler.GetSystemSetting("gracePeriod"))
: DefaultGracePeriod;
}
}
catch (Exception)
{
gracePeriod = DefaultGracePeriod;
}
Log.Entry(LogName, string.Format("Creating shutdown command in {0} seconds", gracePeriod));
requestData = new JObject();
requestData.action = "request";
requestData.period = gracePeriod;
requestData.options = options;
requestData.command = parameters;
requestData.message = message ?? "This computer needs to perform maintance.";
Bus.Emit(Bus.Channel.Power, requestData, true);
_timer = new Timer(gracePeriod * 1000);
_timer.Elapsed += TimerElapsed;
_timer.Start();
}
