protected void Application_Start(Object sender, EventArgs e)
{
try
{
string path = ConfigurationManager.AppSettings["logPath"];
if (path != null && path.Length > 0)
{
Logger.LogPath = path;
Logger.WriteLine("");
Logger.WriteLine("#############################################################################");
Logger.WriteLine(iLabGlobal.Release);
Logger.WriteLine("Application_Start: starting");
}
ProcessAgentDB.RefreshServiceAgent();
//Should load any active tasks and update any expired tasks
LabDB dbService = new LabDB();
TaskProcessor.Instance.WaitTime = 60000;
LabTask[] activeTasks = dbService.GetActiveTasks();
int count = 0;
foreach (LabTask task in activeTasks)
{
if (task != null)
{
if (task.storage != null && task.storage.Length > 0)
{
Coupon expCoupon = dbService.GetCoupon(task.couponID, task.issuerGUID);
DataSourceManager dsManager = new DataSourceManager(task);
BeeAPI api = new BeeAPI();
FileWatcherDataSource fds = api.CreateBeeDataSource(expCoupon, task, "data", false);
dsManager.AddDataSource(fds);
fds.Start();
TaskProcessor.Instance.AddDataManager(task.taskID, dsManager);
}
TaskProcessor.Instance.Add(new BeeTask(task));
count++;
}
}
taskThread = new TaskHandler(TaskProcessor.Instance);
ticketRemover = new TicketRemover();
if (Logger.IsLogging)
Logger.WriteLine("Added " + count + " active Tasks\r\n");
}
catch (Exception err)
{
if (Logger.IsLogging)
Logger.WriteLine(Utilities.DumpException(err));
}
}
protected void Page_Load(object sender, System.EventArgs e)
{
LabDB dbManager = new LabDB();
int appID = 0;
long expID = 0;
LabTask task = null;
string expLen = null;
string pageURL = null;
bool useTaskDuration = true;
// Query values from the request
if (!IsPostBack)
{
string appKey = Request.QueryString["app"];
string coupon_Id = Request.QueryString["coupon_id"];
string passkey = Request.QueryString["passkey"];
string issuerGUID = Request.QueryString["issuer_guid"];
string returnTarget = Request.QueryString["sb_url"];
expLen = Request.QueryString["explen"];
if ((returnTarget != null) && (returnTarget.Length > 0))
Session["sbUrl"] = returnTarget;
Logger.WriteLine("BEElab: " + Request.Url.ToString());
// this should be the Experiment Coupon data
if (!(passkey != null && passkey != "" && coupon_Id != null && coupon_Id != "" && issuerGUID != null && issuerGUID != ""))
{
Logger.WriteLine("BEElab: " + "AccessDenied missing Experiment credentials");
Response.Redirect("AccessDenied.aspx?text=missing+Experiment+credentials.", true);
}
long expCoupId = Convert.ToInt64(coupon_Id);
Coupon expCoupon = new Coupon(issuerGUID, expCoupId, passkey);
//Check the database for ticket and coupon, if not found Redeem Ticket from
// issuer and store in database.
//This ticket should include group, experiment id and be valid for this moment in time??
Ticket expTicket = dbManager.RetrieveAndVerify(expCoupon, TicketTypes.EXECUTE_EXPERIMENT);
if (expTicket != null)
{
if (expTicket.IsExpired())
{
Response.Redirect("AccessDenied.aspx?text=The ExperimentExecution+ticket+has+expired.", true);
}
Session[""] = issuerGUID;
Session[""] = expCoupId;
Session[""] = passkey;
////Parse experiment payload, only get what is needed
string payload = expTicket.payload;
XmlQueryDoc expDoc = new XmlQueryDoc(payload);
string tzStr = expDoc.Query("ExecuteExperimentPayload/userTZ");
if ((tzStr != null) && (tzStr.Length > 0))
Session["userTZ"] = tzStr;
string groupName = expDoc.Query("ExecuteExperimentPayload/groupName");
Session["groupName"] = groupName;
string sbStr = expDoc.Query("ExecuteExperimentPayload/sbGuid");
string essUrl = expDoc.Query("ExecuteExperimentPayload/essWebAddress");
expID = Convert.ToInt64(expDoc.Query("ExecuteExperimentPayload/experimentID"));
Session["brokerGUID"] = sbStr;
//Get Lab specific info for this URL or group
LabAppInfo appInfo = null;
// Experiment is specified by 'app=appKey'
if (appKey != null && appKey.Length > 0)
{
appInfo = dbManager.GetLabApp(appKey);
}
// This is no longer the case as the USS handles groups and permissions
//else // Have to use groupName & Servicebroker THIS REQUIRES groups & permissions are set in database
//{
// appInfo = dbManager.GetLabAppForGroup(groupName, sbStr);
//}
if (appInfo == null)
{
Response.Redirect("AccessDenied.aspx?text=Unable+to+find+application+information,+please+notify+your+administrator.", true);
}
// Check to see if an experiment with this ID is already running
// Check for an existing task for this experiment
// If found redirect to the graph page, do not abort running controller program
LabTask.eStatus status = dbManager.ExperimentStatus(expID, sbStr);
if (status == LabTask.eStatus.NotFound)
{
// Check for existing tasks that may be using resources
// For now only close other instances of the lab
List<LabTask> curTasks = TaskProcessor.Instance.GetTasks(appInfo.appID);
if (curTasks != null && curTasks.Count > 0)
{
foreach (LabTask t in curTasks)
{
//ToDo: check if the tasks should all be closed
DataSourceManager dsManager = TaskProcessor.Instance.GetDataManager(t.taskID);
if (dsManager != null)
{
// Need to close existing data Sources
TaskProcessor.Instance.Remove(t);
t.Close();
}
}
}
// Create a new Experiment task
// Use taskFactory to create a new task
BeeAPI factory = new BeeAPI();
task = factory.CreateLabTask(appInfo, expTicket);
if (task != null)
{
if (task.storage != null && task.storage.Length > 0)
{
DataSourceManager dsManager = new DataSourceManager(task);
FileWatcherDataSource fds = factory.CreateBeeDataSource(expCoupon, task, "data", true);
dsManager.AddDataSource(fds);
fds.Start();
TaskProcessor.Instance.AddDataManager(task.taskID, dsManager);
}
TaskProcessor.Instance.Add(new BeeTask(task));
//set Presentation page tp appPage
pageURL = appInfo.page;
}
else
{
Response.Redirect("AccessDenied.aspx?text=Unable+to+launch++application,+please+notify+your+administrator.", true);
}
}
else
{ // An existing Experiment
task = dbManager.GetTask(expID, sbStr);
if (task.Status == LabTask.eStatus.Scheduled)
{
pageURL = appInfo.appURL;
}
else if (task.Status == LabTask.eStatus.Running)
{
pageURL = ProcessAgentDB.ServiceAgent.codeBaseUrl + @"/BEEgraph.aspx";
}
else if (task.Status == LabTask.eStatus.Aborted
|| task.Status == LabTask.eStatus.Closed
|| task.Status == LabTask.eStatus.Completed
|| task.Status == LabTask.eStatus.Expired)
{
Response.Redirect("AccessDenied.aspx?text=The+requested+experiment+is+no+longer+running.", true);
}
}
}
if (pageURL != null && pageURL.Length > 0)
{
StringBuilder buf = new StringBuilder(pageURL + "?expid=" + expID);
Session["opCouponID"] = coupon_Id;
Session["opPasscode"] = passkey;
Session["opIssuer"] = issuerGUID;
buf.Append("&coupon_id=" + coupon_Id);
buf.Append("&passkey=" + passkey);
buf.Append("&issuer_guid=" + issuerGUID);
buf.Append("&sb_url=" + returnTarget);
if(expLen != null && expLen.Length > 0)
buf.Append("&explen=" + expLen);
//if (useTaskDuration)
//{
// TimeSpan taskDur = task.endTime.Subtract(DateTime.UtcNow);
// int hours = Convert.ToInt32(taskDur.TotalHours);
// buf.Append("&explen=" + hours);
//}
Response.Redirect(buf.ToString(), true);
}
else
{
Response.Redirect("AccessDenied.aspx?text=Unable+to+launch++application,+please+notify+your+administrator.", true);
}
}
}
