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Add StreamableHttpHandler and WithHttpTransport (#291)

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* Simplify ModelContextProtocol.AspNetCore README

* Add StreamableHttpHandler

* Use "docker info" in CheckIsDockerAvailable

* Call WithHttpTransport in samples, tests and README

* Cleanup test namespaces

* Add CanConnect_WithMcpClient_AfterCustomizingRoute test

* Simplify relative URI handling

* Handle request made directly to the MapMcp route pattern

* Add Messages_FromNewUser_AreRejected test

* Fix README

* Shorten UserIdClaim ValueTuple names

* Remove MaxReconnectAttempts and ReconnectDelay from SseClientTransportOptions

- Add proper AdditionalHeaders support
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Stephen Halter 2025-04-14 07:15:33 -07:00 • committed by GitHub
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src/ModelContextProtocol.AspNetCore/HttpMcpServerBuilderExtensions.cs Normal file
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using Microsoft.Extensions.DependencyInjection.Extensions;
using ModelContextProtocol.AspNetCore;
using ModelContextProtocol.Server;
namespace Microsoft.Extensions.DependencyInjection;
/// <summary>
/// Provides methods for configuring HTTP MCP servers via dependency injection.
/// </summary>
public static class HttpMcpServerBuilderExtensions
{
/// <summary>
/// Adds the services necessary for <see cref="M:McpEndpointRouteBuilderExtensions.MapMcp"/>
/// to handle MCP requests and sessions using the MCP HTTP Streaming transport. For more information on configuring the underlying HTTP server
/// to control things like port binding custom TLS certificates, see the <see href="https://learn.microsoft.com/aspnet/core/fundamentals/minimal-apis">Minimal APIs quick reference</see>.
/// </summary>
/// <param name="builder">The builder instance.</param>
/// <param name="configureOptions">Configures options for the HTTP Streaming transport. This allows configuring per-session
/// <see cref="McpServerOptions"/> and running logic before and after a session.</param>
/// <returns>The builder provided in <paramref name="builder"/>.</returns>
/// <exception cref="ArgumentNullException"><paramref name="builder"/> is <see langword="null"/>.</exception>
public static IMcpServerBuilder WithHttpTransport(this IMcpServerBuilder builder, Action<HttpServerTransportOptions>? configureOptions = null)
{
ArgumentNullException.ThrowIfNull(builder);
builder.Services.TryAddSingleton<StreamableHttpHandler>();
if (configureOptions is not null)
{
builder.Services.Configure(configureOptions);
}
return builder;
}
}