private static JobEndNotifier.JobEndStatusInfo CreateNotification(JobConf conf, JobStatus
status)
{
JobEndNotifier.JobEndStatusInfo notification = null;
string uri = conf.GetJobEndNotificationURI();
if (uri != null)
{
int retryAttempts = conf.GetInt(JobContext.MrJobEndRetryAttempts, 0);
long retryInterval = conf.GetInt(JobContext.MrJobEndRetryInterval, 30000);
int timeout = conf.GetInt(JobContext.MrJobEndNotificationTimeout, JobContext.DefaultMrJobEndNotificationTimeout
);
if (uri.Contains("$jobId"))
{
uri = uri.Replace("$jobId", ((JobID)status.GetJobID()).ToString());
}
if (uri.Contains("$jobStatus"))
{
string statusStr = (status.GetRunState() == JobStatus.Succeeded) ? "SUCCEEDED" :
(status.GetRunState() == JobStatus.Failed) ? "FAILED" : "KILLED";
uri = uri.Replace("$jobStatus", statusStr);
}
notification = new JobEndNotifier.JobEndStatusInfo(uri, retryAttempts, retryInterval
, timeout);
}
return(notification);
}
// for use by the LocalJobRunner, without using a thread&queue,
// simple synchronous way
public static void LocalRunnerNotification(JobConf conf, JobStatus status)
{
JobEndNotifier.JobEndStatusInfo notification = CreateNotification(conf, status);
if (notification != null)
{
do
{
try
{
int code = HttpNotification(notification.GetUri(), notification.GetTimeout());
if (code != 200)
{
throw new IOException("Invalid response status code: " + code);
}
else
{
break;
}
}
catch (IOException ioex)
{
Log.Error("Notification error [" + notification.GetUri() + "]", ioex);
}
catch (Exception ex)
{
Log.Error("Notification error [" + notification.GetUri() + "]", ex);
}
try
{
Sharpen.Thread.Sleep(notification.GetRetryInterval());
}
catch (Exception iex)
{
Log.Error("Notification retry error [" + notification + "]", iex);
}
}while (notification.ConfigureForRetry());
}
}