public static void BeginUpdate()
{
try
{
UserServiceSpawner.Stop();
//Create updating.info which will warn any sub-processes currently initializing that they should halt
File.WriteAllText(Path.Combine(Settings.Location, "updating.info"), "foobar");
//Give time for any sub-processes that may be in the middle of initializing and missed the updating.info file so they can recieve the update pipe notice
Thread.Sleep(1000);
//Notify all FOG sub processes that an update is about to occur
dynamic json = new JObject();
json.action = "start";
Bus.Emit(Bus.Channel.Update, json, true);
//Kill any FOG sub processes still running after the notification
KillSubProcesses();
//Launch the updater
Log.Entry(LogName, "Spawning update helper");
ProcessHandler.RunClientEXE(Path.Combine("tmp", "FOGUpdateHelper.exe"), $"\"{Log.FilePath}\"", false);
}
catch (Exception ex)
{
Log.Error(LogName, "Unable to perform update");
Log.Error(LogName, ex);
}
}
protected override void Load()
{
Bus.SetMode(Bus.Mode.Server);
dynamic json = new JObject();
json.action = "load";
Bus.Emit(Bus.Channel.Status, json, true);
if (Settings.OS == Settings.OSType.Linux)
{
UserServiceSpawner.Start();
}
}
protected override void Unload()
{
UserServiceSpawner.Stop();
dynamic json = new JObject();
json.action = "unload";
Bus.Emit(Bus.Channel.Status, json, true);
Bus.Dispose();
// Kill the sub-processes
UserServiceSpawner.KillAll();
ProcessHandler.KillAllEXE("FOGUserService");
ProcessHandler.KillAllEXE("FOGTray");
}
private static void KillSubProcesses()
{
try
{
UserServiceSpawner.KillAll();
Thread.Sleep(5 * 1000);
ProcessHandler.KillAllEXE("FOGUserService");
ProcessHandler.KillAllEXE("FOGTray");
Thread.Sleep(5 * 1000);
}
catch (Exception ex)
{
Log.Error(LogName, "Could not stop sub processes");
Log.Error(LogName, ex);
}
}