public IList<BatchRunResult> GetResults(BatchRun batchRun)
{
return GetResultsQuery(batchRun)
.OrderBy(result => result.ExecutionOrder)
.Asc.Cacheable()
.List();
}
private void SetStatus(BatchRun batchRun, BatchRunStatus status)
{
_session.Transact(session =>
{
batchRun.Status = status;
session.Update(batchRun);
});
}
public async Task Execute(BatchRun run)
{
// ensure the run is from the current session
run = _session.Get<BatchRun>(run.Id);
run.Status = BatchRunStatus.Executing;
while (await _executeNextBatchJob.Execute(run))
{
}
}
public void Execute(BatchRun run)
{
var cookieContainer = new CookieContainer();
var cookies = _context.Request.Cookies;
HttpCookie cookie = cookies[".AspNet.ApplicationCookie"];
cookieContainer.Add(new Cookie(cookie.Name, cookie.Value, cookie.Path, _context.Request.Url.Host));
var httpClientHandler = new HttpClientHandler { UseCookies = true, CookieContainer = cookieContainer };
var httpClient = new HttpClient(httpClientHandler);
var url = _urlHelper.Action("ExecuteNext", "BatchExecution", new { id = run.Guid }, "http");
httpClient.GetAsync(url);
}
public BatchCompletionStatus GetCompletionStatus(BatchRun batchRun)
{
var timeTaken =
GetResultsQuery(batchRun)
.Where(result => result.MillisecondsTaken != null)
.Select(Projections.Sum<BatchRunResult>(result => result.MillisecondsTaken))
.Cacheable()
.FutureValue<decimal?>();
var averageTimeTaken =
GetResultsQuery(batchRun)
.Where(result => result.MillisecondsTaken != null)
.Select(Projections.Avg<BatchRunResult>(result => result.MillisecondsTaken))
.Cacheable()
.FutureValue<double?>();
var pending =
GetResultsQuery(batchRun)
.Where(result => result.Status == JobExecutionStatus.Pending)
.Select(Projections.Count<BatchRunResult>(result => result.Id))
.Cacheable()
.FutureValue<int>();
var failed =
GetResultsQuery(batchRun)
.Where(result => result.Status == JobExecutionStatus.Failed)
.Select(Projections.Count<BatchRunResult>(result => result.Id))
.Cacheable()
.FutureValue<int>();
var succeeded =
GetResultsQuery(batchRun)
.Where(result => result.Status == JobExecutionStatus.Succeeded)
.Select(Projections.Count<BatchRunResult>(result => result.Id))
.Cacheable()
.FutureValue<int>();
var total =
GetResultsQuery(batchRun)
.Select(Projections.Count<BatchRunResult>(result => result.Id))
.Cacheable()
.FutureValue<int>();
return new BatchCompletionStatus
{
Total = total.Value,
Failed = failed.Value,
Pending = pending.Value,
Succeeded = succeeded.Value,
TimeTaken = TimeSpan.FromMilliseconds(Convert.ToDouble(timeTaken.Value.GetValueOrDefault())),
AverageTimeTaken = averageTimeTaken.Value.GetValueOrDefault().ToString("0.00ms")
};
}
public NextJobToRunResult Get(BatchRun batchRun)
{
if (batchRun.Status == BatchRunStatus.Pending)
return new NextJobToRunResult();
if (batchRun.Status == BatchRunStatus.Complete)
return new NextJobToRunResult { Complete = true };
if (batchRun.Status == BatchRunStatus.Paused)
return new NextJobToRunResult { Paused = true };
var runResult = _session.QueryOver<BatchRunResult>()
.Where(result => result.Status == JobExecutionStatus.Pending && result.BatchRun.Id == batchRun.Id)
.OrderBy(result => result.ExecutionOrder).Asc
.Take(1).SingleOrDefault();
return runResult == null ? new NextJobToRunResult { Complete = true } : new NextJobToRunResult { Result = runResult };
}
public BatchRun Create(Batch batch)
{
if (batch == null)
return null;
BatchJob jobAlias = null;
var subQuery = QueryOver.Of<BatchRunResult>()
.Where(result => result.Status != JobExecutionStatus.Failed && result.BatchJob.Id == jobAlias.Id)
.Select(result => result.Id);
var jobs = _statelessSession.QueryOver(() => jobAlias)
.Where(job => job.Batch.Id == batch.Id)
.WithSubquery.WhereNotExists(subQuery)
.List();
// we need to make sure that the site is loaded from the correct session
var site = _statelessSession.Get<Site>(batch.Site.Id);
return _statelessSession.Transact(session =>
{
var now = CurrentRequestData.Now;
var batchRun = new BatchRun
{
Batch = batch,
BatchRunResults = new List<BatchRunResult>(),
Site = site,
CreatedOn = now,
UpdatedOn = now
};
session.Insert(batchRun);
for (int index = 0; index < jobs.Count; index++)
{
BatchJob batchJob = jobs[index];
var batchRunResult = new BatchRunResult
{
BatchJob = batchJob,
Status = JobExecutionStatus.Pending,
ExecutionOrder = index,
BatchRun = batchRun,
Site = site,
CreatedOn = now,
UpdatedOn = now
};
batchRun.BatchRunResults.Add(batchRunResult);
session.Insert(batchRunResult);
}
return batchRun;
});
}
public bool Start(BatchRun batchRun)
{
batchRun = GetBatchRunFromThisSession(batchRun);
if (batchRun == null ||
(batchRun.Status == BatchRunStatus.Executing || batchRun.Status == BatchRunStatus.Complete))
return false;
_session.Transact(session =>
{
batchRun.Status = BatchRunStatus.Executing;
session.Update(batchRun);
});
EventContext.Instance.Publish<IOnBatchRunStart, BatchRunStartArgs>(new BatchRunStartArgs
{
BatchRun = batchRun
});
return true;
}
public bool Pause(BatchRun batchRun)
{
batchRun = GetBatchRunFromThisSession(batchRun);
if (batchRun == null ||
(batchRun.Status != BatchRunStatus.Executing))
return false;
_session.Transact(session =>
{
batchRun.Status = BatchRunStatus.Paused;
session.Update(batchRun);
});
EventContext.Instance.Publish<IOnBatchRunPause, BatchRunPauseArgs>(new BatchRunPauseArgs
{
BatchRun = batchRun
});
return true;
}
public async Task<bool> Execute(BatchRun batchRun)
{
var stopWatch = Stopwatch.StartNew();
var result = _getNextJobToRun.Get(batchRun);
var runResult = result.Result;
if (runResult == null)
{
if (result.Complete)
_setRunStatus.Complete(batchRun);
if (result.Paused)
_setRunStatus.Paused(batchRun);
return false;
}
if (runResult.BatchJob == null)
_setBatchJobExecutionStatus.Complete(runResult,
BatchJobExecutionResult.Failure("No job associated to result"));
await _runBatchRunResult.Run(runResult, stopWatch);
return true;
}
public void Paused(BatchRun batchRun)
{
SetStatus(batchRun, BatchRunStatus.Paused);
}
public async Task<int?> ExecuteNextTask(BatchRun run)
{
return await _executeNextBatchJob.Execute(run) ? run.Id : (int?)null;
}
public ActionResult Row(BatchRun batchRun)
{
ViewData["completion-status"] = _batchRunUIService.GetCompletionStatus(batchRun);
return PartialView(batchRun);
}
public void Complete(BatchRun batchRun)
{
SetStatus(batchRun, BatchRunStatus.Complete);
}
public JsonResult Pause(BatchRun run)
{
return Json(_batchRunUIService.Pause(run));
}
public JsonResult ExecuteNext(BatchRun run)
{
return Json(_batchRunUIService.ExecuteNextTask(run));
}
public PartialViewResult ShowPartial(BatchRun batchRun)
{
return PartialView("Show", batchRun);
}
public JsonResult Start(BatchRun run)
{
return Json(_batchRunUIService.Start(run));
}
private BatchRun GetBatchRunFromThisSession(BatchRun batchRun)
{
return _session.Get<BatchRun>(batchRun.Id);
}
public ViewResult Show(BatchRun batchRun)
{
return View(batchRun);
}
private IQueryOver<BatchRunResult, BatchRunResult> GetResultsQuery(BatchRun batchRun)
{
IQueryOver<BatchRunResult, BatchRunResult> queryOver = _session.QueryOver<BatchRunResult>();
if (batchRun != null)
return queryOver.Where(result => result.BatchRun.Id == batchRun.Id);
// query to return 0;
return queryOver.Where(result => result.Id < 0);
}
public int? Start(BatchRun run)
{
return _controlBatchRun.Start(run) ? run.Id : (int?)null;
}
public bool Pause(BatchRun run)
{
return _controlBatchRun.Pause(run);
}
public void ExecuteRequestForNextTask(BatchRun run)
{
_executeRequestForNextTask.Execute(run);
}
public BatchCreationResult(Batch batch, BatchRun initialBatchRun)
{
Batch = batch;
InitialBatchRun = initialBatchRun;
}
