541218a37f
* Add ingress rate limiting hooks * Fix ingress rate limiting middleware setup * Harden rate limiter policy validation * Preserve routed endpoints during rate limiting * Address rate limiting review feedback * Address rate limiting Copilot feedback * Register rate limiter services for external policies * Address rate limiting review comments * Keep rate limiter service detection best effort * Address rate limiting review comments * Remove brittle rate limiter validation * Address rate limiting review feedback * Address rate limiting nullable review * Address rate limiting review feedback * Assign ingress rate limit policies when enabled * Refine ingress rate limiting middleware cleanup * Address rate limiting review feedback * Align rate limiting review feedback * Clarify rate limiting policy semantics * Stabilize rate limiting exception tests * Fix rate limiting endpoint matching default
59 lines
2.5 KiB
C#
59 lines
2.5 KiB
C#
using Elsa.Http.Middleware;
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using Microsoft.AspNetCore.Builder;
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using Microsoft.AspNetCore.Http;
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// ReSharper disable once CheckNamespace
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namespace Elsa.Extensions;
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/// <summary>
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/// Adds extension methods to <see cref="IApplicationBuilder"/> related to workflow middleware components.
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/// </summary>
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public static class ApplicationBuilderExtensions
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{
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/// <summary>
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/// Installs the <see cref="HttpWorkflowsMiddleware"/> component.
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/// </summary>
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public static IApplicationBuilder UseWorkflows(this IApplicationBuilder app) => app.UseMiddleware<HttpWorkflowsMiddleware>();
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/// <summary>
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/// Applies an ASP.NET Core rate limiting policy to inbound HTTP workflow trigger routes.
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/// </summary>
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/// <param name="app">The application builder.</param>
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/// <param name="basePath">The HTTP workflow trigger base path to protect.</param>
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/// <param name="policyName">The registered ASP.NET Core rate limiting policy name. Leave empty to skip rate limiting.</param>
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public static IApplicationBuilder UseWorkflowsRateLimiting(this IApplicationBuilder app, PathString? basePath, string? policyName)
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{
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var normalizedBasePath = basePath?.ToString();
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return app.UseWorkflowsRateLimiting(normalizedBasePath, policyName);
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}
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/// <summary>
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/// Applies an ASP.NET Core rate limiting policy to inbound HTTP workflow trigger routes.
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/// </summary>
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/// <param name="app">The application builder.</param>
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/// <param name="basePath">The HTTP workflow trigger base path to protect.</param>
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/// <param name="policyName">The registered ASP.NET Core rate limiting policy name. Leave empty to skip rate limiting.</param>
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public static IApplicationBuilder UseWorkflowsRateLimiting(this IApplicationBuilder app, string? basePath, string? policyName)
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{
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if (string.IsNullOrWhiteSpace(policyName) || string.IsNullOrWhiteSpace(basePath))
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return app;
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var pathPrefix = NormalizeBasePath(basePath);
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return pathPrefix.HasValue
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? app.UseRateLimitingPolicyForPath(pathPrefix, policyName, "Elsa HTTP workflow trigger rate limiting endpoint", requireMatchedEndpoint: false)
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: app;
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}
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private static PathString NormalizeBasePath(string basePath)
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{
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var value = basePath.Trim();
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if (string.IsNullOrEmpty(value))
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return PathString.Empty;
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value = value.Trim('/');
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return string.IsNullOrEmpty(value) ? PathString.Empty : new PathString("/" + value);
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}
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}
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