private static ILoggerFactory ConfigureLogging(JobBase job)
{
var loggerFactory = LoggingSetup.CreateLoggerFactory(LoggingSetup.CreateDefaultLoggerConfiguration(true));
var logger = loggerFactory.CreateLogger(job.GetType());
job.SetLogger(loggerFactory, logger);
_logger = loggerFactory.CreateLogger(typeof(JobRunner));
return(loggerFactory);
}
private static ApplicationInsightsConfiguration ConfigureApplicationInsights(JobBase job, IDictionary <string, string> jobArgsDictionary)
{
ApplicationInsightsConfiguration applicationInsightsConfiguration;
var instrumentationKey = JobConfigurationManager.TryGetArgument(
jobArgsDictionary,
JobArgumentNames.InstrumentationKey);
var heartbeatIntervalSeconds = JobConfigurationManager.TryGetIntArgument(
jobArgsDictionary,
JobArgumentNames.HeartbeatIntervalSeconds);
if (heartbeatIntervalSeconds.HasValue)
{
applicationInsightsConfiguration = ApplicationInsights.Initialize(
instrumentationKey,
TimeSpan.FromSeconds(heartbeatIntervalSeconds.Value));
}
else
{
applicationInsightsConfiguration = ApplicationInsights.Initialize(instrumentationKey);
}
// Determine job and instance name, for logging.
var jobName = job.GetType().Assembly.GetName().Name;
var instanceName = JobConfigurationManager.TryGetArgument(jobArgsDictionary, JobArgumentNames.InstanceName) ?? jobName;
applicationInsightsConfiguration.TelemetryConfiguration.TelemetryInitializers.Add(
new JobPropertiesTelemetryInitializer(jobName, instanceName, job.GlobalTelemetryDimensions));
applicationInsightsConfiguration.TelemetryConfiguration
.ApplicationIdProvider = new ApplicationInsightsApplicationIdProvider();
job.SetApplicationInsightsConfiguration(applicationInsightsConfiguration);
return(applicationInsightsConfiguration);
}
private static async Task Run(JobBase job, string[] commandLineArgs, bool?runContinuously)
{
if (commandLineArgs.Length > 0 && string.Equals(commandLineArgs[0], "-" + JobArgumentNames.Dbg, StringComparison.OrdinalIgnoreCase))
{
commandLineArgs = commandLineArgs.Skip(1).ToArray();
Debugger.Launch();
}
// Configure logging before Application Insights is enabled.
// This is done so, in case Application Insights fails to initialize, we still see output.
var loggerFactory = ConfigureLogging(job);
try
{
_logger.LogInformation("Started...");
// Get the args passed in or provided as an env variable based on jobName as a dictionary of <string argName, string argValue>
var jobArgsDictionary = JobConfigurationManager.GetJobArgsDictionary(
ServiceContainer,
loggerFactory.CreateLogger(typeof(JobConfigurationManager)),
commandLineArgs);
// Determine job and instance name, for logging.
var jobName = job.GetType().Assembly.GetName().Name;
var instanceName = JobConfigurationManager.TryGetArgument(jobArgsDictionary, JobArgumentNames.InstanceName) ?? jobName;
TelemetryConfiguration.Active.TelemetryInitializers.Add(new JobNameTelemetryInitializer(jobName, instanceName));
// Setup logging
if (!ApplicationInsights.Initialized)
{
string instrumentationKey = JobConfigurationManager.TryGetArgument(jobArgsDictionary, JobArgumentNames.InstrumentationKey);
if (!string.IsNullOrWhiteSpace(instrumentationKey))
{
ApplicationInsights.Initialize(instrumentationKey);
}
}
// Configure our logging again with Application Insights initialized.
loggerFactory = ConfigureLogging(job);
var hasOnceArgument = JobConfigurationManager.TryGetBoolArgument(jobArgsDictionary, JobArgumentNames.Once);
if (runContinuously.HasValue && hasOnceArgument)
{
_logger.LogWarning(
$"This job is designed to {(runContinuously.Value ? "run continuously" : "run once")} so " +
$"the -{JobArgumentNames.Once} argument is {(runContinuously.Value ? "ignored" : "redundant")}.");
}
runContinuously = runContinuously ?? !hasOnceArgument;
var reinitializeAfterSeconds = JobConfigurationManager.TryGetIntArgument(jobArgsDictionary, JobArgumentNames.ReinitializeAfterSeconds);
var sleepDuration = JobConfigurationManager.TryGetIntArgument(jobArgsDictionary, JobArgumentNames.Sleep); // sleep is in milliseconds
if (!sleepDuration.HasValue)
{
sleepDuration = JobConfigurationManager.TryGetIntArgument(jobArgsDictionary, JobArgumentNames.Interval);
if (sleepDuration.HasValue)
{
sleepDuration = sleepDuration.Value * 1000; // interval is in seconds
}
}
if (!sleepDuration.HasValue)
{
if (runContinuously.Value)
{
_logger.LogInformation("SleepDuration is not provided or is not a valid integer. Unit is milliSeconds. Assuming default of 5000 ms...");
}
sleepDuration = 5000;
}
else if (!runContinuously.Value)
{
_logger.LogWarning(
$"The job is designed to run once so the -{JobArgumentNames.Sleep} and " +
$"-{JobArgumentNames.Interval} arguments are ignored.");
}
if (!reinitializeAfterSeconds.HasValue)
{
_logger.LogInformation(
$"{JobArgumentNames.ReinitializeAfterSeconds} command line argument is not provided or is not a valid integer. " +
"The job will reinitialize on every iteration");
}
else if (!runContinuously.Value)
{
_logger.LogWarning(
$"The job is designed to run once so the -{JobArgumentNames.ReinitializeAfterSeconds} " +
$"argument is ignored.");
}
// Ensure that SSLv3 is disabled and that Tls v1.2 is enabled.
ServicePointManager.SecurityProtocol &= ~SecurityProtocolType.Ssl3;
ServicePointManager.SecurityProtocol |= SecurityProtocolType.Tls12;
// Run the job loop
await JobLoop(job, runContinuously.Value, sleepDuration.Value, reinitializeAfterSeconds, jobArgsDictionary);
}
catch (Exception ex)
{
_logger.LogError("Job runner threw an exception: {Exception}", ex);
}
Trace.Close();
TelemetryConfiguration.Active.TelemetryChannel.Flush();
}