public void when_there_is_an_existing_base_configuration_then_the_resulting_config_is_combined()
{
File.WriteAllText(ConfigurationResolver.BaseSpectatorConfigFile, @"{
""statsdHost"": ""basehost"",
""statsdPort"": 8125,
""metricPrefix"": ""base.prefix"",
""interval"": ""00:00:01"",
""metrics"": [
{
""source"": ""performanceCounter"",
""path"": ""\\Processor(_Total)\\Interrupts/sec"",
""type"": ""gauge"",
""template"": ""base.performance.counter""
},
{
""source"": ""performanceCounter"",
""path"": ""\\Processor(_Total)\\Interrupts/sec"",
""type"": ""gauge"",
""template"": ""overriden.performance.counter""
}
]
}", Encoding.UTF8);
var resolver = new ConfigurationResolver();
var configuration = resolver.Resolve();
Assert.That(configuration, Is.TypeOf<ExpiringConfigurationDecorator>());
var expiringConfig = (ExpiringConfigurationDecorator)configuration;
var innerConfiguration = expiringConfig.InnerConfiguration;
Assert.That(innerConfiguration, Is.TypeOf<CombinedSpectatorConfiguration>());
}
public void when_there_is_no_base_configuration_then_the_resulting_config_is_not_combined()
{
var resolver = new ConfigurationResolver();
var configuration = resolver.Resolve();
Assert.That(configuration, Is.Not.TypeOf<CombinedSpectatorConfiguration>());
}
public static void Main(string[] args)
{
System.IO.Directory.SetCurrentDirectory(System.AppDomain.CurrentDomain.BaseDirectory);
var configurationResolver = new ConfigurationResolver();
Log.Info("Starting spectator topshelf host");
HostFactory.Run(hostConfigurator =>
{
hostConfigurator.Service<SpectatorService>(serviceConfigurator =>
{
var configuration = configurationResolver.Resolve();
serviceConfigurator.ConstructUsing(() =>
new SpectatorService(
configuration,
new QueryableSourceFactory(),
new StatsdPublisher(
new Statsd(
new StatsdUDP(
configuration.StatsdHost,
configuration.StatsdPort
)
)
),
new MetricFormatter()
)
);
serviceConfigurator.WhenStarted(myService => myService.Start());
serviceConfigurator.WhenStopped(myService => myService.Stop());
});
hostConfigurator.RunAsLocalSystem();
hostConfigurator.SetDisplayName(@"Spectator Agent");
hostConfigurator.SetDescription(@"Monitors system metrics and sends them to a statsd-compatible server.");
hostConfigurator.SetServiceName(@"Spectator");
});
}