//note : it does not refer to restarted actions, but started according to calendar event
private void mySendStartAction(object action)
{
StartActionInfo actionInfo = (StartActionInfo)action;
DateTime stopTime = actionInfo.stopTime;
while (stopTime < DateTime.Now)
{
stopTime = stopTime.Add(WEEK_DELAY);
}
foreach (ProActiveRuntimeExecutor p in this.proActiveRuntimeExecutors)
{
DateTime restartBarrierDateTime = p.restartBarrierDateTime;
if (restartBarrierDateTime < stopTime)
{
restartBarrierDateTime = stopTime;
}
// Substract from the barrier a safety margin interval
p.restartBarrierDateTime = restartBarrierDateTime.Subtract(SAFETY_MARGIN_TIMESPAN);
// Send the amount of nbWokers of the action, might vary on the planning
p.setNbWorkers(actionInfo.nbWorkers);
// Send the start
p.sendStartAction(ApplicationType.AgentScheduler);
// Apply process priority and max cpu usage
p.setProcessBehaviour(actionInfo.processPriority, actionInfo.maxCpuUsage);
}
}
// The constructor should be called only during starting the service
public ExecutorsManager(AgentType configuration)
{
// The configuration specifies the number of executors
int nbProcesses = configuration.config.nbRuntimes == 0 ? 1 : configuration.config.nbRuntimes;
LOGGER.Info("Creating " + nbProcesses + " executors");
// Get the runtime common start info shared between all executors
CommonStartInfo commonStartInfo = new CommonStartInfo(configuration);
// Create as many executors with a unique rank as specified in the configuration
this.proActiveRuntimeExecutors = new List <ProActiveRuntimeExecutor>(nbProcesses);
for (int rank = 0; rank < nbProcesses; rank++)
{
ProActiveRuntimeExecutor executor = new ProActiveRuntimeExecutor(commonStartInfo, rank);
this.proActiveRuntimeExecutors.Add(executor);
}
// Create the start/stop timers for scheduled events
this.startTimers = new List <Timer>();
this.stopTimers = new List <Timer>();
// If always available simply invoke start method with the stop time at max value
if (configuration.isAlwaysAvailable())
{
LOGGER.Info("Using always available planning");
this.mySendStartAction(new StartActionInfo(
commonStartInfo.enabledConnection,
DateTime.MaxValue,
commonStartInfo.configuration.config.processPriority,
commonStartInfo.configuration.config.maxCpuUsage,
commonStartInfo.configuration.config.nbWorkers));
}
else
{
// Fix the current time (usefull when there is a lot of events)
DateTime currentFixedTime = DateTime.Now;
int currentDayOfWeek = (int)currentFixedTime.DayOfWeek;
foreach (CalendarEventType cEvent in configuration.events)
{
// for each calendar event we calculate remaining time to start and stop service
// and according to that register timers
// we provide the day of the week to present start time
// the algorithm to count next start is as follows:
// 1. how many days are to start action
// 2. we add this amount to the current date
// 3. we create time event that will be the exact start time (taking year, month and
// day from the current date and other fields from configuration
// 4. we keep duration of task
// 5. we count due time for beginning and stopping the task
// 6. if time is negative, we move it into next week (to avoid waiting for past events)
int eventDayOfWeek = (int)cEvent.start.day;
int daysAhead = dayDifference(currentDayOfWeek, eventDayOfWeek);
DateTime startTime = currentFixedTime.AddDays(daysAhead);
// Absolute start time
DateTime absoluteStartTime = new DateTime(startTime.Year, startTime.Month, startTime.Day,
cEvent.start.hour, cEvent.start.minute, cEvent.start.second);
// Delay to wait until start
TimeSpan delayUntilStart = absoluteStartTime - currentFixedTime;
// Get the time span duration
TimeSpan duration = new TimeSpan(cEvent.duration.days, cEvent.duration.hours, cEvent.duration.minutes,
cEvent.duration.seconds);
// Delay to wait until stop
TimeSpan delayUntilStop = delayUntilStart.Add(duration);
// Absolute stop time
DateTime absoluteStopTime = absoluteStartTime.Add(duration);
// Check if we need to start immidiately
bool startNow = (delayUntilStart <TimeSpan.Zero && delayUntilStop> TimeSpan.Zero);
if (delayUntilStart < TimeSpan.Zero)
{
delayUntilStart = delayUntilStart.Add(WEEK_DELAY);
}
if (delayUntilStop < TimeSpan.Zero)
{
delayUntilStop = delayUntilStop.Add(WEEK_DELAY);
}
StartActionInfo startInfo = new StartActionInfo(
commonStartInfo.enabledConnection,
absoluteStopTime,
cEvent.config.processPriority,
cEvent.config.maxCpuUsage,
cEvent.config.nbWorkers);
LOGGER.Info("Loading weekly event [" + absoluteStartTime.DayOfWeek + ":" + absoluteStartTime.ToString(Constants.DATE_FORMAT) + "] -> [" +
absoluteStopTime.DayOfWeek + ":" + absoluteStopTime.ToString(Constants.DATE_FORMAT) + "]");
// After dueStart milliseconds this timer will invoke only once per week the callback
Timer startT = new Timer(new TimerCallback(mySendStartAction), startInfo, delayUntilStart, WEEK_DELAY);
this.startTimers.Add(startT);
// After dueStop milliseconds this timer will invoke only once per week the callback
Timer stopT = new Timer(new TimerCallback(mySendStopAction), null, delayUntilStop, WEEK_DELAY);
this.stopTimers.Add(stopT);
if (startNow)
{
this.mySendStartAction(startInfo);
}
}
}
}