private void RunLongJob()
{
var startTime = ConsoleEx.ReadLine("Start Time (UTC)", DateTime.UtcNow - TimeSpan.FromMinutes(1));
var jobId = ConsoleEx.ReadLine("JobId", "longJob001");
var storageConnectionstring = Config.Root[Config.NAH_EHLISTENER_STORAGECONNECTIONSTRING];
var syncProvider = new BlobSynchronizationProvider(storageConnectionstring); // Responsible for Singleton Implementation
var stateProvider = new BlobJobStateProvider(storageConnectionstring); // Responsible for state
var jobExecutor = new JobExecutor(syncProvider, stateProvider);
var every5Seconds = new EveryMinuteOnTheMinuteSchedule();
while (true)
{
jobExecutor.RunAsSingletonAsync(jobId, every5Seconds, (dt) =>
{
Console.WriteLine($"Start 15s Job for Time {dt}");
Thread.Sleep(TimeSpan.FromSeconds(15));
Console.WriteLine("Job done!");
return(Task.CompletedTask);
}, startTime).Wait();
Console.Write(".");
Thread.Sleep(1000);
if (EscPressed())
{
break;
}
}
}
private async Task StartJobSchedulerAsync()
{
if (s_cancellationTokenSource != null)
{
Console.WriteLine("Job scheduler is already running. No action performed");
return;
}
s_cancellationTokenSource = new CancellationTokenSource();
s_cancellationToken = s_cancellationTokenSource.Token;
// Authenticate against Azure AD once and re-use for all needed purposes
var serviceClientCredentials = await ApplicationTokenProvider.LoginSilentAsync(
Config.Root[Config.NAH_AAD_Domain],
new ClientCredential(Config.Root[Config.NAH_AAD_CLIENTID], Config.Root[Config.NAH_AAD_CLIENTSECRET]));
var storageConnectionstring = Config.Root[Config.NAH_EHLISTENER_STORAGECONNECTIONSTRING];
var stateProvider = new BlobJobStateProvider(storageConnectionstring); // Responsible for state
var runDailyAtFiveAM = new DailySchedule(05, 00, 00);
var syncProvider = new BlobSynchronizationProvider(storageConnectionstring); // Responsible for Singleton Implementation
var jobExecutor = new JobExecutor(syncProvider, stateProvider);
await Task.Run(async() =>
{
while (true)
{
if (s_cancellationToken.IsCancellationRequested)
{
Console.WriteLine("Cancellation Requested. Stopping job scheduler");
return;
}
var job1Task = jobExecutor.RunAsSingletonAsync(job1, runDailyAtFiveAM, async(d) =>
{
// variable d is of type DateTime and is set to the date and time when the job
// was supposed to have run, i.e. on the hour of whatever hour we should have run on
var jobManager = new DataLakeAnalyticsJobManager(serviceClientCredentials,
Config.Root[Config.NAH_AZURE_SUBSCRIPTIONID], Config.Root[Config.NAH_AZURE_DLA_ACCOUNTNAME]);
// Set parameters and others here
string script = File.ReadAllText(_jobToUSQLFiles[job1]);
await jobManager.SubmitJobAsync(job1, script, null);
});
var job2Task = jobExecutor.RunAsSingletonAsync(job2, runDailyAtFiveAM, async(d) =>
{
var jobManager = new DataLakeAnalyticsJobManager(serviceClientCredentials,
Config.Root[Config.NAH_AZURE_SUBSCRIPTIONID], Config.Root[Config.NAH_AZURE_DLA_ACCOUNTNAME]);
string script = File.ReadAllText(_jobToUSQLFiles[job2]);
await jobManager.SubmitJobAsync(job2, script, null);
});
var job3Task = jobExecutor.RunAsSingletonAsync(job3, runDailyAtFiveAM, async(d) =>
{
var jobManager = new DataLakeAnalyticsJobManager(serviceClientCredentials,
Config.Root[Config.NAH_AZURE_SUBSCRIPTIONID], Config.Root[Config.NAH_AZURE_DLA_ACCOUNTNAME]);
string script = File.ReadAllText(_jobToUSQLFiles[job3]);
await jobManager.SubmitJobAsync(job3, script, null);
});
Task.WaitAll(job1Task, job2Task, job3Task);
await Task.Delay(_waitTimeSpan, s_cancellationToken);
}
}, s_cancellationToken);
}