Adding

2026-03-24 15:28:37 -05:00
parent 9cc87337b8
commit 73d62efb39
58 changed files with 2952 additions and 0 deletions
@@ -0,0 +1,52 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Authentication;
+using Microsoft.AspNetCore.Authentication.JwtBearer;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Options;
+using Microsoft.IdentityModel.Tokens;
+
+namespace LCU.Api.Internal.FTP.Security
+{
+    public static class AzureAdServiceCollectionExtensions
+    {
+        public static AuthenticationBuilder AddAzureAdBearer(this AuthenticationBuilder builder)
+            => builder.AddAzureAdBearer(_ => { });
+
+        public static AuthenticationBuilder AddAzureAdBearer(this AuthenticationBuilder builder, Action<AzureActiveDirectoryOptions> configureOptions)
+        {
+            builder.Services.Configure(configureOptions);
+            builder.Services.AddSingleton<IConfigureOptions<JwtBearerOptions>, ConfigureAzureOptions>();
+            builder.AddJwtBearer();
+            return builder;
+        }
+
+        private class ConfigureAzureOptions : IConfigureNamedOptions<JwtBearerOptions>
+        {
+            private readonly AzureActiveDirectoryOptions _azureOptions;
+
+            public ConfigureAzureOptions(IOptions<AzureActiveDirectoryOptions> azureOptions)
+            {
+                _azureOptions = azureOptions.Value;
+            }
+
+            public void Configure(string name, JwtBearerOptions options)
+            {
+                options.Audience = _azureOptions.ClientId;
+                options.Authority = $"{_azureOptions.Instance}{_azureOptions.TenantId}";
+
+                options.TokenValidationParameters = new TokenValidationParameters
+                {
+                    ValidAudience = _azureOptions.ValidAudience
+                };
+            }
+
+            public void Configure(JwtBearerOptions options)
+            {
+                Configure(Options.DefaultName, options);
+            }
+        }
+    }
+}