| | | 1 | | using AspNetCore.Authentication.ApiKey; |
| | | 2 | | using CShells.Features; |
| | | 3 | | using Elsa.Extensions; |
| | | 4 | | using Elsa.Identity.Constants; |
| | | 5 | | using Elsa.Identity.Options; |
| | | 6 | | using Elsa.Identity.Providers; |
| | | 7 | | using Elsa.Platform.PackageManifest.Generator.Hints; |
| | | 8 | | using JetBrains.Annotations; |
| | | 9 | | using Microsoft.AspNetCore.Authentication.JwtBearer; |
| | | 10 | | using Microsoft.AspNetCore.Authorization; |
| | | 11 | | using Microsoft.Extensions.DependencyInjection; |
| | | 12 | | |
| | | 13 | | namespace Elsa.Identity.ShellFeatures; |
| | | 14 | | |
| | | 15 | | /// <summary> |
| | | 16 | | /// Provides an authorization feature that configures the system with JWT bearer and API key authentication. |
| | | 17 | | /// </summary> |
| | | 18 | | [ManifestFeatureCategory("Identity")] |
| | | 19 | | [ManifestFeatureCategory("Security")] |
| | | 20 | | [ShellFeature( |
| | | 21 | | DisplayName = "Default Authentication", |
| | | 22 | | Description = "Provides JWT bearer and API key authentication", |
| | | 23 | | DependsOn = [typeof(IdentityFeature)])] |
| | | 24 | | [UsedImplicitly] |
| | | 25 | | public class DefaultAuthenticationFeature : IShellFeature |
| | | 26 | | { |
| | | 27 | | private const string MultiScheme = "Jwt-or-ApiKey"; |
| | | 28 | | |
| | | 29 | | /// <summary> |
| | | 30 | | /// Gets or sets the API key provider type. |
| | | 31 | | /// </summary> |
| | 16 | 32 | | public Type ApiKeyProviderType { get; set; } = typeof(DefaultApiKeyProvider); |
| | | 33 | | |
| | | 34 | | /// <summary> |
| | | 35 | | /// Gets or sets an explicit API key for <see cref="AdminApiKeyProvider"/>. Leave empty to disable the provider. |
| | | 36 | | /// </summary> |
| | | 37 | | [ManifestSetting( |
| | | 38 | | DisplayName = "Admin API Key", |
| | | 39 | | Description = "Explicit API key for the admin API key provider. Leave empty to disable built-in admin API key au |
| | | 40 | | Category = "Security", |
| | | 41 | | Secret = true, |
| | | 42 | | Sensitive = true, |
| | | 43 | | RestartRequired = true)] |
| | 7 | 44 | | public string AdminApiKey { get; set; } = ""; |
| | | 45 | | |
| | | 46 | | /// <summary> |
| | | 47 | | /// Gets or sets whether the all-zero development admin API key should be enabled. Do not enable in production. |
| | | 48 | | /// </summary> |
| | | 49 | | [ManifestSetting( |
| | | 50 | | DisplayName = "Use Development Admin API Key", |
| | | 51 | | Description = "Enables the all-zero development admin API key. Do not enable in production.", |
| | | 52 | | Category = "Security", |
| | | 53 | | DefaultValue = "false", |
| | | 54 | | RestartRequired = true)] |
| | 4 | 55 | | public bool UseDevelopmentAdminApiKey { get; set; } |
| | | 56 | | |
| | | 57 | | public void ConfigureServices(IServiceCollection services) |
| | | 58 | | { |
| | 3 | 59 | | var resolvedAdminApiKey = UseDevelopmentAdminApiKey ? AdminApiKeyProvider.DevelopmentApiKey : AdminApiKey; |
| | 3 | 60 | | if (!string.IsNullOrWhiteSpace(resolvedAdminApiKey)) |
| | 2 | 61 | | ApiKeyProviderType = typeof(AdminApiKeyProvider); |
| | | 62 | | |
| | 3 | 63 | | services.ConfigureOptions<ConfigureJwtBearerOptions>(); |
| | 3 | 64 | | services.AddIdentityTokenOptionsValidation(); |
| | 3 | 65 | | services.Configure<AdminApiKeyOptions>(options => |
| | 3 | 66 | | { |
| | 3 | 67 | | options.ApiKey = resolvedAdminApiKey; |
| | 6 | 68 | | }); |
| | | 69 | | |
| | 3 | 70 | | var authBuilder = services |
| | 3 | 71 | | .AddAuthentication(MultiScheme) |
| | 3 | 72 | | .AddPolicyScheme(MultiScheme, MultiScheme, options => |
| | 3 | 73 | | { |
| | 0 | 74 | | options.ForwardDefaultSelector = context => |
| | 0 | 75 | | { |
| | 0 | 76 | | return context.Request.Headers.Authorization.Any(x => x!.Contains(ApiKeyDefaults.AuthenticationSchem |
| | 0 | 77 | | ? ApiKeyDefaults.AuthenticationScheme |
| | 0 | 78 | | : JwtBearerDefaults.AuthenticationScheme; |
| | 0 | 79 | | }; |
| | 0 | 80 | | }) |
| | 3 | 81 | | .AddJwtBearer() |
| | 3 | 82 | | .AddJwtBearer(IdentityAuthenticationSchemes.RefreshToken); |
| | | 83 | | |
| | | 84 | | // Configure API key authorization based on provider type |
| | 3 | 85 | | if (ApiKeyProviderType == typeof(AdminApiKeyProvider)) |
| | 2 | 86 | | authBuilder.AddApiKeyInAuthorizationHeader<AdminApiKeyProvider>(); |
| | | 87 | | else |
| | 1 | 88 | | authBuilder.AddApiKeyInAuthorizationHeader<DefaultApiKeyProvider>(); |
| | | 89 | | |
| | 3 | 90 | | services.AddScoped(ApiKeyProviderType); |
| | 5 | 91 | | services.AddScoped<IApiKeyProvider>(sp => (IApiKeyProvider)sp.GetRequiredService(ApiKeyProviderType)); |
| | | 92 | | |
| | | 93 | | // No SecurityRoot policy: it was retired in favour of endpoint permissions (ADR 0010). Authorization |
| | | 94 | | // services are still registered so the permission requirement handler runs. |
| | 3 | 95 | | services.AddAuthorization(); |
| | 3 | 96 | | } |
| | | 97 | | } |