first commit

Infrastructure/WebExtensions/CorsExtension.cs

@@ -0,0 +1,34 @@
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using System;
+
+namespace Infrastructure
+{
+    /// <summary>
+    /// 跨域扩展
+    /// </summary>
+    public static class CorsExtension
+    {
+        /// <summary>
+        /// 跨域配置
+        /// </summary>
+        /// <param name="services"></param>
+        /// <param name="configuration"></param>
+        public static void AddCors(this IServiceCollection services, IConfiguration configuration)
+        {
+            var corsUrls = configuration.GetSection("corsUrls").Get<string[]>();
+
+            //配置跨域
+            services.AddCors(c =>
+            {
+                c.AddPolicy("Policy", policy =>
+                {
+                    policy.WithOrigins(corsUrls ?? Array.Empty<string>())
+                    .AllowAnyHeader()//允许任意头
+                    .AllowCredentials()//允许cookie
+                    .AllowAnyMethod();//允许任意方法
+                });
+            });
+        }
+    }
+}