private void FuncThreadCancelSession(object context)
{
LaunchSessionThreadInfo info;
info = (LaunchSessionThreadInfo)context;
int sessionID;
sessionID = info.SessionID;
XORCISMEntities model = new XORCISMEntities();
SESSION session;
session = model.SESSION.SingleOrDefault(o => o.SessionID == sessionID);
//int accountID;
//accountID = (int)model.USERACCOUNT.FirstOrDefault(o => o.UserID == session.UserID).AccountID;
// =============================
// Cancel the jobs on the agents
// =============================
Utils.Helper_Trace("MANAGER ENGINE", string.Format("SESSION {0} : THREADCANCELSESSION : Cancelling jobs on agents", sessionID));
foreach (JOB J in info.ListJob)
{
Utils.Helper_Trace("MANAGER ENGINE", string.Format("SESSION {0} : THREADCANCELSESSION : Handling job {1}", sessionID, J.JobID));
// ====================================
// Contact the agent and cancel the job
// ====================================
Utils.Helper_Trace("MANAGER ENGINE", string.Format("SESSION {0} : THREADCANCELSESSION : Trying to contact the agent", sessionID));
try
{
ServiceReferenceAgent.Service1Client service;
service = new ServiceReferenceAgent.Service1Client();
// TODO :
// service.Endpoint.Address = bestAgent.IPAddress;
service.CancelJob(J.JobID);
}
catch (Exception ex)
{
Utils.Helper_Trace("MANAGER ENGINE", string.Format("SESSION {0} : THREADCANCELSESSION : Error contacting the agent. Exception = {1} {2}", sessionID, ex.Message, ex.InnerException));
//HARDCODED
XCommon.Utils.Helper_SendEmail("*****@*****.**", "MANAGER ENGINE ERROR", "THREADCANCELSESSION : Error contacting the agent. Exception =" + ex.Message + " " + ex.InnerException);
return;
}
Utils.Helper_Trace("MANAGER ENGINE", string.Format("SESSION {0} : THREADCANCELSESSION : The agent has been successfully contacted", sessionID));
}
// =============================
// Update table SESSION (Status)
// =============================
Utils.Helper_Trace("MANAGER ENGINE", string.Format("SESSION {0} : THREADCANCELSESSION : Updating status in table SESSION to CANCELED", sessionID));
var mySession = from Sess in model.SESSION
where Sess.SessionID == sessionID
select Sess;
SESSION MySession = mySession.ToList().First();
MySession.Status = XCommon.STATUS.CANCELED.ToString();
MySession.DateEnd = DateTimeOffset.Now;
model.SaveChanges();
try
{
m_ListRunningSessionThread.Remove(sessionID);
}
catch (Exception ex)
{
Utils.Helper_Trace("MANAGER ENGINE", string.Format("SESSION {0} : THREADCANCELSESSION : Error m_ListRunningSessionThread.Remove. Exception = {1}", sessionID, ex.Message));
return;
}
Utils.Helper_Trace("MANAGER ENGINE", string.Format("SESSION {0} : THREADCANCELSESSION : Finished", sessionID));
}
private void FuncThread()
{
XORCISMEntities context;
context = new XORCISMEntities();
// Explicitly open the connection.
//context.Connection.Open();
// =================
// Main polling loop
// =================
try
{
while (true) //Infinite loop
{
// =============================================================================
// PHASE 0 : Look in table SESSION and let's see if there is something to cancel
// =============================================================================
#region Phase0
//Utils.Helper_Trace("MANAGER ENGINE", "Looking for new session to cancel (those with status = 'ToCancel')");
string status;
status = XCommon.STATUS.TOCANCEL.ToString();
XORCISMModel.SESSION cancelSession;
cancelSession = context.SESSION.FirstOrDefault(s => s.Status == status);
if (cancelSession != null)
{
// ===============================
// Abort the Launch Session thread
// ===============================
if (m_ListRunningSessionThread.ContainsKey(cancelSession.SessionID) == true)
{
LaunchSessionThreadInfo info;
info = m_ListRunningSessionThread[cancelSession.SessionID];
Thread musCanceledThread;
musCanceledThread = info.Thread;
musCanceledThread.Abort(cancelSession.SessionID.ToString());
// ==============================
// Launch a Cancel Session thread
// ==============================
Utils.Helper_Trace("MANAGER ENGINE", string.Format("Launching cancel session thread (sessionID={0})", cancelSession.SessionID));
cancelSession.Status = XCommon.STATUS.CANCELLING.ToString();
context.SaveChanges();
ParameterizedThreadStart ts;
ts = new ParameterizedThreadStart(FuncThreadCancelSession);
Thread thread;
thread = new Thread(ts);
thread.Start(info);
}
else
{
//Canceling after Manager crash/reboot
//Session is not in m_ListRunningSessionThread
Utils.Helper_Trace("MANAGER ENGINE", string.Format("Session {0} must be canceled", cancelSession.SessionID));
//int accountID;
//accountID = (int)model.USERACCOUNT.FirstOrDefault(o => o.UserID == session.UserID).AccountID;
// =============================
// Cancel the jobs on the agents
// =============================
Utils.Helper_Trace("MANAGER ENGINE", string.Format("SESSION {0} : CANCELSESSION : Cancelling jobs on agents", cancelSession.SessionID));
var jobs = from jc in context.JOB
where jc.SessionID == cancelSession.SessionID
select jc;
foreach (JOB J in jobs.ToList())
{
Utils.Helper_Trace("MANAGER ENGINE", string.Format("SESSION {0} : CANCELSESSION : Handling job {1}", cancelSession.SessionID, J.JobID));
// ====================================
// Contact the agent and cancel the job
// ====================================
Utils.Helper_Trace("MANAGER ENGINE", string.Format("SESSION {0} : CANCELSESSION : Trying to contact the agent", cancelSession.SessionID));
try
{
ServiceReferenceAgent.Service1Client service;
service = new ServiceReferenceAgent.Service1Client();
// TODO :
// service.Endpoint.Address = bestAgent.IPAddress;
service.CancelJob(J.JobID);
Utils.Helper_Trace("MANAGER ENGINE", string.Format("SESSION {0} : CANCELSESSION : The agent has been successfully contacted", cancelSession.SessionID));
}
catch (Exception ex)
{
Utils.Helper_Trace("MANAGER ENGINE", string.Format("SESSION {0} : CANCELSESSION : Error contacting the agent. Exception = {1} {2}", cancelSession.SessionID, ex.Message, ex.InnerException));
XCommon.Utils.Helper_SendEmail("*****@*****.**", "MANAGER ENGINE ERROR", "CANCELSESSION : Error contacting the agent. Exception =" + ex.Message + " " + ex.InnerException);
//return;
}
}
// =============================
// Update table SESSION (Status)
// =============================
Utils.Helper_Trace("MANAGER ENGINE", string.Format("SESSION {0} : CANCELSESSION : Updating status in table SESSION to CANCELED", cancelSession.SessionID));
try
{
cancelSession.Status = XCommon.STATUS.CANCELED.ToString();
cancelSession.DateEnd = DateTimeOffset.Now;
context.SaveChanges();
}
catch (Exception ex)
{
Utils.Helper_Trace("MANAGER ENGINE", string.Format("SESSION {0} : CANCELSESSION : Error CANCELED. Exception = {1}", cancelSession.SessionID, ex.Message));
//return;
}
Utils.Helper_Trace("MANAGER ENGINE", string.Format("SESSION {0} : CANCELSESSION : Finished", cancelSession.SessionID));
}
}
#endregion Phase0
// =============================================================================
// PHASE 1 : Look in table SESSION and let's see if there is something to launch
// =============================================================================
Utils.Helper_Trace("MANAGER ENGINE", "Looking for new session to start (status IDLE)"); //DO NOT COMMENT THIS LINE
string Statut = XCommon.STATUS.IDLE.ToString();
var session = context.SESSION.FirstOrDefault(s => s.Status == Statut);
if (session != null)
{
int sessionID;
sessionID = session.SessionID;
//Check if the Account and User are still valid
USERACCOUNT user = null;
user = context.USERACCOUNT.SingleOrDefault(o => o.UserID == session.UserID);
if (user.ACCOUNT.ValidUntilDate != null && user.ACCOUNT.ValidUntilDate < DateTimeOffset.Now)
{
Utils.Helper_Trace("MANAGER ENGINE", string.Format("Account not valid for session {0}", sessionID));
Utils.Helper_Trace("MANAGER ENGINE", string.Format("Changing session (sessionID={0}) to CANCELED", sessionID));
session.Status = XCommon.STATUS.CANCELED.ToString();
context.SaveChanges();
}
else
{
if (m_ListRunningSessionThread.ContainsKey(sessionID) == true)
{
Utils.Helper_Trace("MANAGER ENGINE", string.Format("Session {0} is supposed to be launched but a thread is already running for this session !", sessionID));
}
else
{
// =======================
// Launch a session thread
// =======================
Utils.Helper_Trace("MANAGER ENGINE", string.Format("Launching session (sessionID={0})", sessionID));
session.Status = XCommon.STATUS.RUNNING.ToString();
context.SaveChanges();
ParameterizedThreadStart managerThreadStart;
managerThreadStart = new ParameterizedThreadStart(FuncThreadLaunchSession);
Thread thread;
thread = new Thread(managerThreadStart);
LaunchSessionThreadInfo info;
info = new LaunchSessionThreadInfo(sessionID, thread);
thread.Start(info);
// ========================
// Put it in the dictionary
// ========================
m_ListRunningSessionThread.Add(sessionID, info);
}
}
}
// ===================================================================================
// PHASE 2 : Look in table SESSIONCRON and let's see if we have to create new sessions
// ===================================================================================
Statut = XCommon.STATUS.IDLE.ToString();
var q = context.SESSIONCRON.Where(o => o.Status == Statut);
foreach (SESSIONCRON sessionCron in q.ToList())
{
if (sessionCron.DateEnd == null || sessionCron.DateEnd > DateTime.Now)
{
//Check if the Account and User are still valid
USERACCOUNT user = null;
user = context.USERACCOUNT.SingleOrDefault(o => o.UserID == sessionCron.UserID);
if (user.ACCOUNT.ValidUntilDate != null && user.ACCOUNT.ValidUntilDate < DateTimeOffset.Now)
{
//Utils.Helper_Trace("MANAGER ENGINE", string.Format("Account not valid for entry {0} in table SESSIONCRON", sessionCron.SessionCronID));
}
else
{
CrontabSchedule schedule;
schedule = CrontabSchedule.Parse(sessionCron.CronExpression);
DateTimeOffset start = DateTimeOffset.Now;
DateTimeOffset end = start + TimeSpan.FromDays(2 * 360);
var occurrence = schedule.GetNextOccurrences(start, end).GetEnumerator();
occurrence.MoveNext();
// Utils.Helper_Trace("MANAGER ENGINE", "SessionCron "+sessionCron.SessionCronID+" Next occurrence=" + occurrence.Current.DayOfWeek.ToString() + " " + occurrence.Current.Day.ToString() + "/" + occurrence.Current.Month.ToString() + "/" + occurrence.Current.Year.ToString() + " " + occurrence.Current.Hour.ToString() + "H" + occurrence.Current.Minute.ToString() + ":" + occurrence.Current.Second.ToString());
TimeSpan ts;
ts = occurrence.Current - start;
if (ts.TotalSeconds <= 5.0)
{
Utils.Helper_Trace("MANAGER ENGINE", string.Format("Cron expression for entry {0} in table SESSIONCRON has triggered an execution", sessionCron.SessionCronID));
// ================================
// Extract and parse the parameters
// ================================
Dictionary <string, object> dicoParameters;
try
{
MemoryStream ms;
ms = new MemoryStream(sessionCron.Parameters);
BinaryFormatter bf;
bf = new BinaryFormatter();
dicoParameters = (Dictionary <string, object>)bf.Deserialize(ms);
}
catch (Exception e)
{
Utils.Helper_Trace("MANAGER SERVICE", string.Format("Exception while deserializing parameters : {0}", e.Message));
return;
}
int[] tabAssetID = null;
if (dicoParameters["ASSETS"] != null)
{
tabAssetID = (int[])dicoParameters["ASSETS"];
}
// ================================
// Add a new entry in table SESSION
// ================================
Utils.Helper_Trace("MANAGER ENGINE", string.Format("Adding an entry in table SESSION"));
SESSION tmpSession = new SESSION();
//xxx
try
{
tmpSession.UserID = sessionCron.UserID;
tmpSession.Status = XCommon.STATUS.IDLE.ToString();
tmpSession.ServiceCategoryID = sessionCron.ServiceCategoryID;
tmpSession.DateStart = DateTimeOffset.Now;
tmpSession.DateEnd = null;
tmpSession.Parameters = sessionCron.Parameters;
tmpSession.SessionCronID = sessionCron.SessionCronID;
context.SESSION.Add(tmpSession);
context.SaveChanges();
//xxx
}
catch (Exception ex)
{
//xxx
Utils.Helper_Trace("MANAGER ENGINE", string.Format("Error adding entry in table SESSION : Exception = {0} - {1}", ex.Message, ex.InnerException.Message));
throw ex;
}
Utils.Helper_Trace("MANAGER ENGINE", string.Format("SessionID = {0}", tmpSession.SessionID));
// ============================================
// Add several entries in table ASSETSESSION
// ============================================
if (tabAssetID != null)
{
Utils.Helper_Trace("MANAGER ENGINE", string.Format("Adding {0} entries in table ASSETSESSION", tabAssetID.Count()));
try
{
foreach (int assetID in tabAssetID)
{
ASSETSESSION tmpAinS = new ASSETSESSION();
tmpAinS.SESSION = tmpSession;
tmpAinS.AssetID = assetID;
context.ASSETSESSION.Add(tmpAinS);
}
context.SaveChanges();
}
catch (Exception ex)
{
Utils.Helper_Trace("MANAGER ENGINE", string.Format("Error adding entries in table ASSETSESSION : Exception = {0}", ex.Message));
throw ex;
}
}
}
}
}
}
// =====
// Sleep
// =====
Thread.Sleep(5000); //Hardcoded
}
}
catch (ThreadAbortException exThreadAbort)
{
//int SessionId;
//SessionId=Convert.ToInt32((string)exThreadAbort.ExceptionState);
//XORCISMModel.SESSION musBeCanceledSession;
//musBeCanceledSession=context.SESSION.SingleOrDefault(s => s.SessionID == SessionId);
//if (musBeCanceledSession != null)
//{
// musBeCanceledSession.Status = XCommon.STATUS.TOCANCEL.ToString();
// context.SaveChanges();
//}
Utils.Helper_Trace("MANAGER ENGINE", string.Format("ThreadError in main polling loop : Exception = {0}", exThreadAbort.Message));
//HARDCODED
XCommon.Utils.Helper_SendEmail("*****@*****.**", "ThreadError in XManager", "MyException = " + exThreadAbort.Message + " " + exThreadAbort.InnerException);
return;
}
catch (Exception ex)
{
Utils.Helper_Trace("MANAGER ENGINE", string.Format("Error in main polling loop : Exception = {0} {1}", ex.Message, ex.InnerException));
//HARDCODED
XCommon.Utils.Helper_SendEmail("*****@*****.**", "Error in XManager", "MyException = " + ex.Message + " " + ex.InnerException);
return;
}
}