public static IHostBuilder CreateHostBuilder(string[] args) =>
Host.CreateDefaultBuilder(args)
.ConfigureServices((hostContext, services) =>
{
var configuration = hostContext.Configuration;
services.Configure <DiagnosticsMonitorOptions>(options =>
{
options.Kubernetes = string.Equals(bool.TrueString, configuration["kubernetes"], StringComparison.OrdinalIgnoreCase);
options.AssemblyName = configuration["assemblyName"];
options.Service = configuration["service"];
var section = configuration.GetSection("provider");
foreach (var child in section.GetChildren())
{
// The value used to connect to the service should be accessible with Tye service discovery.
DiagnosticsProvider provider;
if (child.Value is string && child.Value.StartsWith("service:"))
{
var service = child.Value.Substring("service:".Length);
var value = configuration.GetServiceUri(service)?.AbsoluteUri ?? configuration.GetConnectionString(service);
provider = new DiagnosticsProvider(child.Key, value);
}
else
{
provider = new DiagnosticsProvider(child.Key, child.Value);
}
options.Providers.Add(provider);
}
if (options.Providers.Count == 0)
{
throw new InvalidOperationException("At least one provider must be configured.");
}
if (string.IsNullOrEmpty(options.AssemblyName))
{
throw new InvalidOperationException("The assembly name is required.");
}
if (string.IsNullOrEmpty(options.Service))
{
throw new InvalidOperationException("The service name is required.");
}
});
services.AddHostedService <DiagnosticsMonitor>();
});
public static bool TryParse(string text, ProviderKind kind, [MaybeNullWhen(false)] out DiagnosticsProvider provider)
{
if (string.IsNullOrEmpty(text))
{
provider = null !;
return(false);
}
var pair = text.Split('=');
if (pair.Length < 2)
{
provider = new DiagnosticsProvider(pair[0].Trim().ToLowerInvariant(), null, kind);
return(true);
}
provider = new DiagnosticsProvider(pair[0].Trim().ToLowerInvariant(), pair[1].Trim().ToLowerInvariant(), kind);
return(true);
}
