private void LaunchTask(TaskLaunchInfo l)
{
ProcessWrapper wrap = new ProcessWrapper(l.schedule);
wrap.Complete += new ProcessWrapper.ProcessCompleteEventHandler(wrap_Complete);
Thread t = new Thread(wrap.Go);
_threads.Add(t, wrap);
t.Start();
}
private void ServiceThreadRun()
{
lock (pauseMutex)
{
while (!_stop)
{
TimeSpan pause = new TimeSpan(0, 10, 0);
try
{
//launch pending tasks
DateTime now = DateTime.Now;
for (int i = 0; i < _taskInfo.Count; i++)
{
if (_taskInfo[i].launchTime < now)
{
LaunchTask(_taskInfo[i]);
TaskLaunchInfo l = _taskInfo[i];
l.launchTime = GetNextLaunchTime(_taskInfo[i].schedule);
}
}
//compute pause
now = DateTime.Now;
pause = new TimeSpan(100, 0, 0, 0, 0);
foreach (TaskLaunchInfo l in _taskInfo)
{
TimeSpan ti = (l.launchTime - now);
if (ti < pause)
{
pause = ti;
}
}
}
catch (Exception ex)
{
Program.WriteEvent("Error launching tasks: " + ex.Message, EventLogEntryType.Error);
}
//now, wait for that min time
if (pause > new TimeSpan(0))
{
Monitor.Wait(pauseMutex, pause);
}
}
_serviceThread = null; //we're meeeeeeeeelting......
//kill all the processes in the running threads
foreach (ProcessWrapper p in _threads.Values)
{
p.Kill();
}
Thread.Sleep(3000);
Monitor.PulseAll(pauseMutex);
Stop();
}
}
protected override void OnStart(string[] args)
{
_threads = new Dictionary <Thread, ProcessWrapper>();
_taskInfo = new List <TaskLaunchInfo>();
try
{
//read in the config
Tasks t = new Tasks();
string configFile = System.Reflection.Assembly.GetExecutingAssembly().CodeBase;
configFile = configFile.Substring(0, configFile.LastIndexOf('/')) + "/Config.xml";
t.ReadXml(configFile);
if (t.Task == null || t.Task.Rows == null || t.Task.Rows.Count == 0)
{
throw new Exception("No tasks found");
}
if (t.Schedule == null || t.Schedule.Rows == null || t.Schedule.Rows.Count == 0)
{
throw new Exception("No schedules found");
}
//compute next launch time for each task
foreach (Tasks.ScheduleRow row in t.Schedule)
{
DateTime nextLaunch = GetNextLaunchTime(row);
TaskLaunchInfo l = new TaskLaunchInfo();
l.launchTime = nextLaunch;
l.schedule = row;
_taskInfo.Add(l);
}
}
catch (Exception ex)
{
Program.WriteEvent("Error reading config: " + ex.Message + Environment.NewLine + ex.StackTrace, EventLogEntryType.Error);
Stop();
throw;
}
_serviceThread = new Thread(ServiceThreadRun);
_serviceThread.Start();
}
