/// <summary>
/// Adds required services to support the Discovery functionality.
/// </summary>
/// <param name="services"></param>
/// <param name="product"></param>
/// <param name="capability"></param>
/// <param name="tags"></param>
/// <param name="optionsAction"></param>
/// <param name="environment"></param>
/// <param name="section"></param>
public static INaosBuilderContext AddNaos(
this IServiceCollection services,
string product = null,
string capability = null,
string[] tags = null,
Action <NaosServicesContextOptions> optionsAction = null,
string environment = null,
string section = "naos")
{
Console.WriteLine("--- naos service start", System.Drawing.Color.LimeGreen);
EnsureArg.IsNotNull(services, nameof(services));
//using var serviceProvider = services.BuildServiceProvider();
var configuration = /*serviceProvider.GetService<IConfiguration>() ??*/ NaosConfigurationFactory.Create();
services.AddSingleton(configuration);
services.AddMediatr();
services.Configure <ConsoleLifetimeOptions>(opts => opts.SuppressStatusMessages = true); // https://andrewlock.net/new-in-aspnetcore-3-structured-logging-for-startup-messages/
var naosConfiguration = configuration?.GetSection(section).Get <NaosConfiguration>();
var context = new NaosBuilderContext
{
Services = services,
Configuration = configuration,
Environment = environment ?? Environment.GetEnvironmentVariable(EnvironmentKeys.Environment) ?? "Production",
Descriptor = new Naos.Foundation.ServiceDescriptor(
product ?? naosConfiguration.Product,
capability ?? naosConfiguration.Product,
tags: tags ?? naosConfiguration.Tags),
};
foreach (var provider in configuration?.Providers.Safe())
{
context.Messages.Add($"naos services builder: configuration provider added (type={provider.GetType().Name})");
}
context.Messages.Add("naos services builder: naos services added");
//context.Services.AddSingleton(new NaosFeatureInformation { Name = "Naos", EchoRoute = "naos/servicecontext/echo" });
// TODO: optional or provide own settings?
JsonConvert.DefaultSettings = DefaultJsonSerializerSettings.Create;
optionsAction?.Invoke(new NaosServicesContextOptions(context));
AddConfigurationHealthChecks(services, configuration);
LogStartupMessages(services, context);
return(context);
}
private static void LogStartupMessages(IServiceCollection services, NaosBuilderContext context)
{
try
{
var logger = services.BuildServiceProvider().GetService <ILoggerFactory>().CreateLogger("Naos");
logger?.LogInformation($"{{LogKey:l}} service descriptor: {context.Descriptor} [{context.Descriptor.Tags.ToString("|")}]", LogKeys.Startup);
foreach (var message in context.Messages.Safe())
{
logger?.LogDebug($"{{LogKey:l}} {message.Replace("{", string.Empty, StringComparison.OrdinalIgnoreCase).Replace("}", string.Empty, StringComparison.OrdinalIgnoreCase):l}", LogKeys.Startup);
}
}
catch (InvalidOperationException)
{
// no loggerfactory registered
services.AddScoped((Func <IServiceProvider, ILoggerFactory>)(sp => new LoggerFactory()));
}
}