public async Task BindAsync(AddressBindContext context)
{
context.Logger.LogDebug(CoreStrings.BindingToDefaultAddress, Constants.DefaultServerAddress);
await BindLocalhostAsync(ServerAddress.FromUrl(Constants.DefaultServerAddress), context).ConfigureAwait(false);
}
private static async Task BindAddressAsync(string address, AddressBindContext context)
{
var parsedAddress = ServerAddress.FromUrl(address);
var https = false;
if (parsedAddress.Scheme.Equals("https", StringComparison.OrdinalIgnoreCase))
{
https = true;
}
else if (!parsedAddress.Scheme.Equals("http", StringComparison.OrdinalIgnoreCase))
{
throw new InvalidOperationException(CoreStrings.FormatUnsupportedAddressScheme(address));
}
if (!string.IsNullOrEmpty(parsedAddress.PathBase))
{
throw new InvalidOperationException(CoreStrings.FormatConfigurePathBaseFromMethodCall($"{nameof(IApplicationBuilder)}.UsePathBase()"));
}
ListenOptions options = null;
if (parsedAddress.IsUnixPipe)
{
options = new ListenOptions(parsedAddress.UnixPipePath);
await BindEndpointAsync(options, context).ConfigureAwait(false);
context.Addresses.Add(options.GetDisplayName());
}
else if (string.Equals(parsedAddress.Host, "localhost", StringComparison.OrdinalIgnoreCase))
{
// "localhost" for both IPv4 and IPv6 can't be represented as an IPEndPoint.
await BindLocalhostAsync(parsedAddress, context, https).ConfigureAwait(false);
}
else
{
if (TryCreateIPEndPoint(parsedAddress, out var endpoint))
{
options = new ListenOptions(endpoint);
await BindEndpointAsync(options, context).ConfigureAwait(false);
}
else
{
// when address is 'http://hostname:port', 'http://*:port', or 'http://+:port'
try
{
options = new ListenOptions(new IPEndPoint(IPAddress.IPv6Any, parsedAddress.Port));
await BindEndpointAsync(options, context).ConfigureAwait(false);
}
catch (Exception ex) when(!(ex is IOException))
{
context.Logger.LogDebug(CoreStrings.FormatFallbackToIPv4Any(parsedAddress.Port));
// for machines that do not support IPv6
options = new ListenOptions(new IPEndPoint(IPAddress.Any, parsedAddress.Port));
await BindEndpointAsync(options, context).ConfigureAwait(false);
}
}
context.Addresses.Add(options.GetDisplayName());
}
if (https && options != null)
{
options.KestrelServerOptions = context.ServerOptions;
context.DefaultHttpsProvider.ConfigureHttps(options);
}
}
private static Task BindEndpointAsync(IPEndPoint endpoint, AddressBindContext context) => BindEndpointAsync(new ListenOptions(endpoint), context);
public static async Task BindAsync(IEnumerable <ListenOptions> listenOptions, AddressBindContext context, CancellationToken cancellationToken)
{
var strategy = CreateStrategy(
listenOptions.ToArray(),
context.Addresses.ToArray(),
context.ServerAddressesFeature.PreferHostingUrls);
// reset options. The actual used options and addresses will be populated
// by the address binding feature
context.ServerOptions.OptionsInUse.Clear();
context.Addresses.Clear();
await strategy.BindAsync(context, cancellationToken).ConfigureAwait(false);
}
