public void Execute()
{
var startTime = DateTime.Now;
ReturnValue result;
var jobHistory = new JobHistory
{
StartTime = startTime,
SensorId = sensor.Id,
SensorName = sensor.Name
};
try
{
log.Debug($"Started executing sensor - {sensor.Name} with Id - {sensor.Id}");
result = sensor.Execute(appConfig, log);
jobHistory.EndTime = DateTime.Now;
if (result == null)
{
result = ReturnValue.False($"Unexpected error when executing sensor - {sensor.Name} with Id - {sensor.Id}");
}
var str = "";
if (result.Result)
{
str = $"Completed executing sensor - {sensor.Name} with Id - {sensor.Id}";
log.Debug(str);
}
else
{
str = $"Completed executing sensor with error - {sensor.Name} with Id - {sensor.Id} - error - {result?.ErrorAndWarningMessageForReporing()}";
log.Error(str);
}
jobHistory.IsSuccess = result.Result;
jobHistory.Message = str;
}
catch (Exception ex)
{
var str = $"Error executing sensor - {sensor.Name} with Id - {sensor.Id}, Exception - {ex.RecursivelyGetExceptionMessage()}";
log.Error(ex, $"Error executing sensor - {sensor.Name} with Id - {sensor.Id}");
result = ReturnValue.False(str);
jobHistory.Message = str;
}
finally
{
sensor.LastExecutedDateTime = startTime;
sensor.LastExecutionTimeInSecs = (DateTime.Now - startTime).TotalSeconds;
}
if (result.Result)
{
sensor.ContinousErrorOccurenceCount = 0;
}
else
{
sensor.ContinousErrorOccurenceCount++;
jobHistory.Notified = false;
if (sensor.ContinousErrorOccurenceCount >= sensor.NotifyIfHappensAfterTimes)
{
log.Debug($"{sensor.Name} with Id - {sensor.Id}, Continous error occured.");
sensor.ContinousErrorOccurenceCount = 0;
if (sensor.NotifyByEmail)
{
log.Debug($"Sending mail for failed sensor - {sensor.Name} (Id - {sensor.Id}) .");
var param = new TemplateParameters
{
MachineName = Environment.MachineName,
SensorName = sensor.Name,
SensorId = sensor.Id.ToString(),
SensorType = sensor.SensorType.ToString(),
ErrorMessageList = result.ErrorMessages,
MessagePrefix = appConfig.EmailTemplateSettings.MessagePrefix,
MessageSuffix = appConfig.EmailTemplateSettings.MessageSuffix,
SensorAllErrorMessage = result.ErrorMessages.ToString(""),
};
var emailResult = emailService.SendMail(ApplyAndGetTemplate(param, appConfig.EmailTemplateSettings.DefaultSubject),
ApplyAndGetTemplate(param, appConfig.EmailTemplateSettings.DefaultTextBody),
ApplyAndGetTemplate(param, appConfig.EmailTemplateSettings.DefaultHtmlBody));
jobHistory.Notified = !ReturnValue.IsNullOrFalse(emailResult);
}
}
else
{
log.Debug($"Ignoring the Notification as the Thresold ({sensor.ContinousErrorOccurenceCount} / {sensor.NotifyIfHappensAfterTimes}) did not reach for Sensor - {sensor.Name} - {sensor.SensorType} - {sensor.Id}");
}
}
try
{
using (var db = new LiteDatabase(appConfig.GetOrCreateHistoryDbPath()))
{
var history = db.GetCollection <JobHistory>("jobhistory");
history.Insert(jobHistory);
}
}
catch (Exception ex)
{
log.Error(ex, "Error writing to the history table");
}
}
