public static int Run(string[] args, string name, IService service, ServiceHostingControl hostingControl = null)
{
Directory.SetCurrentDirectory(AppContext.BaseDirectory);
var selfLogger = false;
if (Log.Logger == Logger.None)
{
Log.Logger = BuildConfiguration(args).CreateNewLogger(name);
selfLogger = true;
}
Log.Logger.Information($"Using current directory: {Directory.GetCurrentDirectory()}");
var result = -1;
try
{
result = CanRunToshelf()
? RunTopshelf(args, name, service, hostingControl)
: RunPlainConsole(name, service, hostingControl);
}
catch (Exception e)
{
Log.Logger.Error(e, "Failure running service {name}", name);
}
if (selfLogger)
{
Log.CloseAndFlush();
}
return(result);
}
private static int RunPlainConsole(string name, IService service, ServiceHostingControl hostingControl)
{
Log.Information("Using plain console to run service");
try
{
Console.Title = name;
service.Start();
}
catch (Exception e)
{
Log.ForContext(typeof(ServiceHost)).Fatal(e, "Failed to run service");
return(-1);
}
var stop = new AutoResetEvent(false);
if (hostingControl != null)
{
hostingControl.HostControl = new ConsoleHostControl(stop);
}
Console.CancelKeyPress += (sender, eventArgs) =>
{
stop.Set();
};
stop.WaitOne();
try
{
service.Stop();
}
catch (Exception e)
{
Log.ForContext(typeof(ServiceHost)).Error(e, "Failed to properly stop service");
return(-2);
}
return(0);
}
private static int RunTopshelf(IReadOnlyList <string> args, string name, IService service, ServiceHostingControl hostingControl)
{
Log.Information("Using Topshelf to run service");
var rc = HostFactory.Run(x =>
{
if (hostingControl?.CustomConfiguration == null)
{
ValidateCommandLine(x, args);
}
else
{
hostingControl.CustomConfiguration.Invoke(x);
}
x.Service <IService>(sc =>
{
sc.ConstructUsing(() => service);
sc.WhenStarted((s, c) =>
{
if (hostingControl != null)
{
hostingControl.HostControl = c;
}
try
{
s.Start();
}
catch (Exception e)
{
Log.ForContext(typeof(ServiceHost)).Fatal(e, "Failed to start service");
throw;
}
return(true);
});
sc.WhenStopped(tc => tc.Stop());
});
x.UseSerilog();
x.SetDisplayName(name);
x.SetServiceName(name);
x.EnableServiceRecovery(r =>
{
r.SetResetPeriod(1);
r.RestartService(0);
r.TakeNoAction();
});
});
return((int)Convert.ChangeType(rc, rc.GetTypeCode()));
}