/// <summary>
/// Initializes a new instance.
/// </summary>
/// <param name="next"></param>
/// <param name="services"></param>
/// <param name="binding"></param>
AspNetCoreServiceHostMiddleware(
RequestDelegate next,
IServiceProvider services,
AspNetCoreBinding binding)
{
this.next = next;
this.services = services ?? throw new ArgumentNullException(nameof(services));
this.binding = binding ?? throw new ArgumentNullException(nameof(binding));
this.router = new AspNetCoreRequestRouter();
this.baseUri = AspNetCoreUri.GetUri("/" + Guid.NewGuid().ToString("N") + "/");
// register for cleanup when application is stopped
services.GetRequiredService <IApplicationLifetime>().ApplicationStopping.Register(() => host.Close());
}
/// <summary>
/// Initializes a new instance.
/// </summary>
/// <param name="next"></param>
/// <param name="services"></param>
/// <param name="serviceType"></param>
/// <param name="binding"></param>
protected AspNetCoreServiceHostMiddleware(
RequestDelegate next,
IServiceProvider services,
Type serviceType,
AspNetCoreBinding binding) :
this(next, services, binding)
{
this.host = new ServiceHost(serviceType, baseUri);
host.Description.Behaviors.Add(new AspNetCoreServiceBehavior(router));
host.Description.Behaviors.Add(new ServiceThrottlingBehavior()
{
MaxConcurrentSessions = 10
});
}
/// <summary>
/// Initializes a new instance.
/// </summary>
/// <param name="next"></param>
/// <param name="bindings"></param>
/// <param name="router"></param>
/// <param name="messageVersion"></param>
/// <param name="logger"></param>
/// <param name="applicationLifetime"></param>
AspNetCoreServiceHostMiddleware(
RequestDelegate next,
AspNetCoreBindingFactory bindings,
AspNetCoreRequestRouter router,
MessageVersion messageVersion,
IApplicationLifetime applicationLifetime,
ILogger <AspNetCoreServiceHostMiddleware> logger,
IServiceProvider serviceProvider)
{
this.next = next;
this.bindings = bindings ?? throw new ArgumentNullException(nameof(bindings));
this.router = router ?? throw new ArgumentNullException(nameof(router));
// bindings for registered services
httpBinding = bindings.CreateBinding(serviceProvider, messageVersion, false);
httpsBinding = bindings.CreateBinding(serviceProvider, messageVersion, true);
// identifies this registered middleware route
routeId = Guid.NewGuid();
// listen on multiple URIs
httpBaseUri = new Uri($"http://{routeId:N}/");
httpsBaseUri = new Uri($"https://{routeId:N}/");
// register for cleanup when application is stopped
applicationLifetime.ApplicationStopping.Register(() =>
{
try
{
host.Close();
}
catch (Exception e)
{
logger.LogError(e, "Exception closing ServiceHost.");
}
});
}
