public Scheduler(string fileName, ITwitterContextList contextList, ITwitterConfiguration twitterConfig)
{
FileName = fileName;
JobProcessors.Add(SchedulerJobType.DeleteStatus, new DeleteStatusProcessor(contextList));
JobProcessors.Add(SchedulerJobType.CreateStatus, new CreateStatusProcessor(contextList, twitterConfig));
if (File.Exists(FileName))
{
var json = File.ReadAllText(FileName);
try
{
Jobs.AddRange(JsonConvert.DeserializeObject <List <SchedulerJob> >(json));
}
catch (Exception ex)
{
LogTo.WarnException("Failed to load joblist from file", ex);
}
}
JobIdCounter = Jobs.Any()
? Jobs.Max(j => j.JobId) + 1
: 0;
SleepTime = 1000;
}
internal Scheduler(string fileName, ITwitterContextList contextList, ITwitterConfiguration twitterConfig,
IJobProcessor testProcessor, int sleepTime = 1000)
: this(fileName, contextList, twitterConfig)
{
JobProcessors.Add(SchedulerJobType.Test, testProcessor);
SleepTime = sleepTime;
}
internal bool ProcessJob(SchedulerJob job)
{
if (job.TargetTime <= DateTime.Now)
{
IJobProcessor processor;
if (JobProcessors.TryGetValue(job.JobType, out processor))
{
processor.Process(job);
return(true);
}
LogTo.Warn($"Unknown job type was scheduled ({job.JobType})");
}
return(false);
}
public async Task ProcessJobs(object processBucket)
{
//CurrentLogWriter.Debug("Job assigner has started processing jobs.");
try
{
AryaTask job;
using (var aryaServicesDb = new AryaServicesDbDataContext())
{
job =
aryaServicesDb.AryaTasks.FirstOrDefault(
s => s.Status.ToLower() == WorkerState.New.ToString().ToLower());
if (job == null)
{
return;
}
CurrentLogWriter.InfoFormat(
"Job ID: {0} Starting\tDescription:{1}\tSubmitted by:{2}\tSubmitted on:{3}\tJob type:{4}\tProcess bucket:{5}",
job.ID, job.Description, job.SubmittedBy, job.SubmittedOn, job.JobType, processBucket);
job.JobAssignedOn = DateTime.Now;
job.Status = WorkerState.Working.ToString();
aryaServicesDb.SubmitChanges();
}
string currentJobStatus, emailAddresses = string.Empty;
try
{
if (JobProcessors.ContainsKey(job.JobType))
{
//create the job instance
var currentJobType = JobProcessors[job.JobType];
var jobExecutor =
(WorkerBase)
Activator.CreateInstance(currentJobType,
new object[]
{
Path.Combine(Settings.Default.ArgumentFileBasePath,
job.ArgumentDirectoryPath)
});
jobExecutor.CurrentLogWriter = CurrentLogWriter;
jobExecutor.WorkerStatusChange += AryaServices.UpdateWorkerStatusInDb;
emailAddresses = jobExecutor.Arguments.NotificationEmailAddresses;
ProcessEmailJobStatus(emailAddresses, job, true, "Started");
await Task.Run(() => jobExecutor.Run());
jobExecutor.SaveSummary();
currentJobStatus = jobExecutor.Summary.State.ToString();
}
else
{
currentJobStatus = WorkerState.Abort.ToString();
CurrentLogWriter.ErrorFormat("{0}: {1} not found in the dll provided", job.ID, job.JobType);
}
}
catch (Exception ex)
{
var message = string.Empty;
var e = ex;
while (e != null)
{
message = Environment.NewLine + e.Message;
e = e.InnerException;
}
CurrentLogWriter.Error(ex.Source + message + Environment.NewLine + ex.StackTrace);
currentJobStatus = WorkerState.Abort.ToString();
CurrentLogWriter.Error(ex.SerializeObject());
}
using (var aryaServicesDb = new AryaServicesDbDataContext())
{
job = aryaServicesDb.AryaTasks.First(t => t.ID == job.ID);
job.Status = currentJobStatus;
ProcessEmailJobStatus(emailAddresses, job, true);
CurrentLogWriter.InfoFormat("Job Id: {0} Finished processing, Last Status: {1}", job.ID,
currentJobStatus);
job.LastUpdateOn = DateTime.Now;
aryaServicesDb.SubmitChanges();
}
}
catch (Exception ex)
{
CurrentLogWriter.Error(ex.SerializeObject());
}
CurrentLogWriter.Debug("Job assigner is exiting.");
}
