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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using Microsoft.AspNetCore.HttpOverrides;
namespace Microsoft.Extensions.DependencyInjection;
/// <summary>
/// Extension methods for using certificate fowarding.
/// </summary>
public static class CertificateForwardingServiceExtensions
{
/// <summary>
/// Adds certificate forwarding to the specified <see cref="IServiceCollection" />.
/// </summary>
/// <param name="services">The <see cref="IServiceCollection"/>.</param>
/// <param name="configure">An action delegate to configure the provided <see cref="CertificateForwardingOptions"/>.</param>
/// <returns>The <see cref="IServiceCollection"/> so that additional calls can be chained.</returns>
public static IServiceCollection AddCertificateForwarding(
this IServiceCollection services,
Action<CertificateForwardingOptions> configure)
{
ArgumentNullException.ThrowIfNull(services);
ArgumentNullException.ThrowIfNull(configure);
services.AddOptions<CertificateForwardingOptions>().Validate(o => !string.IsNullOrEmpty(o.CertificateHeader), "CertificateForwarderOptions.CertificateHeader cannot be null or empty.");
return services.Configure(configure);
}
}
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