public static async Task MainAsync(string[] args)
{
if (args.Length > 0 && string.Equals("dbg", args[0], StringComparison.OrdinalIgnoreCase))
{
args = args.Skip(1).ToArray();
Debugger.Launch();
}
NgJob job = null;
try
{
// Get arguments
var arguments = CommandHelpers.GetArguments(args, 1);
// Ensure that SSLv3 is disabled and that Tls v1.2 is enabled.
ServicePointManager.SecurityProtocol &= ~SecurityProtocolType.Ssl3;
ServicePointManager.SecurityProtocol |= SecurityProtocolType.Tls12;
// Determine the job name
if (args.Length == 0)
{
throw new ArgumentException("Missing job name argument.");
}
var jobName = args[0];
TelemetryConfiguration.Active.TelemetryInitializers.Add(new JobNameTelemetryInitializer(jobName));
// Configure ApplicationInsights
ApplicationInsights.Initialize(arguments.GetOrDefault <string>(Arguments.InstrumentationKey));
// Create an ILoggerFactory
var loggerConfiguration = LoggingSetup.CreateDefaultLoggerConfiguration(withConsoleLogger: true);
loggerConfiguration.WriteTo.File("Log.txt", retainedFileCountLimit: 3, fileSizeLimitBytes: 1000000, rollOnFileSizeLimit: true);
var loggerFactory = LoggingSetup.CreateLoggerFactory(loggerConfiguration, LogEventLevel.Debug);
// Create a logger that is scoped to this class (only)
_logger = loggerFactory.CreateLogger <Program>();
var cancellationTokenSource = new CancellationTokenSource();
// Create an ITelemetryService
var telemetryService = new TelemetryService(new TelemetryClient());
// Allow jobs to set global custom dimensions
TelemetryConfiguration.Active.TelemetryInitializers.Add(new JobPropertiesTelemetryInitializer(telemetryService));
job = NgJobFactory.GetJob(jobName, telemetryService, loggerFactory);
await job.RunAsync(arguments, cancellationTokenSource.Token);
}
catch (ArgumentException ae)
{
_logger?.LogError("A required argument was not found or was malformed/invalid: {Exception}", ae);
Console.WriteLine(job != null ? job.GetUsage() : NgJob.GetUsageBase());
}
catch (Exception e)
{
_logger?.LogCritical("A critical exception occured in ng.exe! {Exception}", e);
}
Trace.Close();
TelemetryConfiguration.Active.TelemetryChannel.Flush();
}
public static async Task MainAsync(string[] args)
{
if (args.Length > 0 && string.Equals("dbg", args[0], StringComparison.OrdinalIgnoreCase))
{
args = args.Skip(1).ToArray();
Debugger.Launch();
}
NgJob job = null;
ApplicationInsightsConfiguration applicationInsightsConfiguration = null;
int exitCode = 0;
try
{
// Get arguments
var arguments = CommandHelpers.GetArguments(args, 1, out var secretInjector);
// Ensure that SSLv3 is disabled and that Tls v1.2 is enabled.
ServicePointManager.SecurityProtocol &= ~SecurityProtocolType.Ssl3;
ServicePointManager.SecurityProtocol |= SecurityProtocolType.Tls12;
// Determine the job name
if (args.Length == 0)
{
throw new ArgumentException("Missing job name argument.");
}
var jobName = args[0];
var instanceName = arguments.GetOrDefault(Arguments.InstanceName, jobName);
var instrumentationKey = arguments.GetOrDefault <string>(Arguments.InstrumentationKey);
var heartbeatIntervalSeconds = arguments.GetOrDefault <int>(Arguments.HeartbeatIntervalSeconds);
applicationInsightsConfiguration = ConfigureApplicationInsights(
instrumentationKey,
heartbeatIntervalSeconds,
jobName,
instanceName,
out var telemetryClient,
out var telemetryGlobalDimensions);
var loggerFactory = ConfigureLoggerFactory(applicationInsightsConfiguration);
InitializeServiceProvider(
arguments,
secretInjector,
applicationInsightsConfiguration,
telemetryClient,
loggerFactory);
job = NgJobFactory.GetJob(jobName, loggerFactory, telemetryClient, telemetryGlobalDimensions);
job.SetSecretInjector(secretInjector);
// This tells Application Insights that, even though a heartbeat is reported,
// the state of the application is unhealthy when the exitcode is different from zero.
// The heartbeat metadata is enriched with the job loop exit code.
applicationInsightsConfiguration.DiagnosticsTelemetryModule?.AddOrSetHeartbeatProperty(
HeartbeatProperty_JobLoopExitCode,
exitCode.ToString(),
isHealthy: exitCode == 0);
var cancellationTokenSource = new CancellationTokenSource();
await job.RunAsync(arguments, cancellationTokenSource.Token);
exitCode = 0;
}
catch (ArgumentException ae)
{
exitCode = 1;
_logger?.LogError("A required argument was not found or was malformed/invalid: {Exception}", ae);
Console.WriteLine(job != null ? job.GetUsage() : NgJob.GetUsageBase());
}
catch (KeyNotFoundException knfe)
{
exitCode = 1;
_logger?.LogError("An expected key was not found. One possible cause of this is required argument has not been provided: {Exception}", knfe);
Console.WriteLine(job != null ? job.GetUsage() : NgJob.GetUsageBase());
}
catch (Exception e)
{
exitCode = 1;
_logger?.LogCritical("A critical exception occured in ng.exe! {Exception}", e);
}
applicationInsightsConfiguration.DiagnosticsTelemetryModule?.SetHeartbeatProperty(
HeartbeatProperty_JobLoopExitCode,
exitCode.ToString(),
isHealthy: exitCode == 0);
Trace.Close();
applicationInsightsConfiguration?.TelemetryConfiguration.TelemetryChannel.Flush();
}