public Task StartAsync <TContext>(IHttpApplication <TContext> application, CancellationToken cancellationToken) where TContext : notnull
{
if (application == null)
{
throw new ArgumentNullException(nameof(application));
}
var hostingUrlsPresent = _serverAddresses.Addresses.Count > 0;
var serverAddressCopy = _serverAddresses.Addresses.ToList();
_serverAddresses.Addresses.Clear();
if (_serverAddresses.PreferHostingUrls && hostingUrlsPresent)
{
if (_options.UrlPrefixes.Count > 0)
{
Log.ClearedPrefixes(_logger, _serverAddresses.Addresses);
Listener.Options.UrlPrefixes.Clear();
}
UpdateUrlPrefixes(serverAddressCopy);
}
else if (_options.UrlPrefixes.Count > 0)
{
if (hostingUrlsPresent)
{
Log.ClearedAddresses(_logger, _serverAddresses.Addresses);
_serverAddresses.Addresses.Clear();
}
}
else if (hostingUrlsPresent)
{
UpdateUrlPrefixes(serverAddressCopy);
}
else if (Listener.RequestQueue.Created)
{
Log.BindingToDefault(_logger);
Listener.Options.UrlPrefixes.Add(Constants.DefaultServerAddress);
}
// else // Attaching to an existing queue, don't add a default.
// Can't start twice
Debug.Assert(RequestContextFactory == null, "Start called twice!");
Debug.Assert(application != null);
RequestContextFactory = new ApplicationRequestContextFactory <TContext>(application, this);
Listener.Start();
// Update server addresses after we start listening as port 0
// needs to be selected at the point of binding.
foreach (var prefix in _options.UrlPrefixes)
{
_serverAddresses.Addresses.Add(prefix.FullPrefix);
}
// Dispatch to get off the SynchronizationContext and use UnsafeQueueUserWorkItem to avoid capturing the ExecutionContext
ThreadPool.UnsafeQueueUserWorkItem(state => state.ActivateRequestProcessingLimits(), this, preferLocal: false);
return(Task.CompletedTask);
}
public Task StartAsync <TContext>(IHttpApplication <TContext> application, CancellationToken cancellationToken)
{
if (application == null)
{
throw new ArgumentNullException(nameof(application));
}
var hostingUrlsPresent = _serverAddresses.Addresses.Count > 0;
var serverAddressCopy = _serverAddresses.Addresses.ToList();
_serverAddresses.Addresses.Clear();
if (_serverAddresses.PreferHostingUrls && hostingUrlsPresent)
{
if (_options.UrlPrefixes.Count > 0)
{
_logger.LogWarning(LoggerEventIds.ClearedPrefixes, $"Overriding endpoints added to {nameof(HttpSysOptions.UrlPrefixes)} since {nameof(IServerAddressesFeature.PreferHostingUrls)} is set to true." +
$" Binding to address(es) '{string.Join(", ", _serverAddresses.Addresses)}' instead. ");
Listener.Options.UrlPrefixes.Clear();
}
UpdateUrlPrefixes(serverAddressCopy);
}
else if (_options.UrlPrefixes.Count > 0)
{
if (hostingUrlsPresent)
{
_logger.LogWarning(LoggerEventIds.ClearedAddresses, $"Overriding address(es) '{string.Join(", ", _serverAddresses.Addresses)}'. " +
$"Binding to endpoints added to {nameof(HttpSysOptions.UrlPrefixes)} instead.");
_serverAddresses.Addresses.Clear();
}
}
else if (hostingUrlsPresent)
{
UpdateUrlPrefixes(serverAddressCopy);
}
else if (Listener.RequestQueue.Created)
{
_logger.LogDebug(LoggerEventIds.BindingToDefault, $"No listening endpoints were configured. Binding to {Constants.DefaultServerAddress} by default.");
Listener.Options.UrlPrefixes.Add(Constants.DefaultServerAddress);
}
// else // Attaching to an existing queue, don't add a default.
// Can't start twice
Debug.Assert(RequestContextFactory == null, "Start called twice!");
Debug.Assert(application != null);
RequestContextFactory = new ApplicationRequestContextFactory <TContext>(application, this);
Listener.Start();
// Update server addresses after we start listening as port 0
// needs to be selected at the point of binding.
foreach (var prefix in _options.UrlPrefixes)
{
_serverAddresses.Addresses.Add(prefix.FullPrefix);
}
// Dispatch to get off the SynchronizationContext and use UnsafeQueueUserWorkItem to avoid capturing the ExecutionContext
ThreadPool.UnsafeQueueUserWorkItem(state => state.ActivateRequestProcessingLimits(), this, preferLocal: false);
return(Task.CompletedTask);
}
