netcore2.1升级到3.1

Bailun.DC.Web/Bailun.DC.Web.csproj

 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp2.1</TargetFramework>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
   </PropertyGroup>
 
   <ItemGroup>
@@ -18,7 +18,7 @@
     <PackageReference Include="Bailun.ServiceFabric.Core" Version="1.1.0" />
     <PackageReference Include="Microsoft.AspNetCore" Version="2.1.7" />
     <PackageReference Include="Microsoft.AspNetCore.App" />
-    <PackageReference Include="Microsoft.AspNetCore.Mvc" Version="2.1.3" />
+    <PackageReference Include="Microsoft.AspNetCore.Mvc" Version="2.2.0" />
     <PackageReference Include="Microsoft.AspNetCore.StaticFiles" Version="2.1.1" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="2.1.14" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="2.1.14" />

Bailun.DC.Web/Dockerfile

@@ -3,7 +3,7 @@ WORKDIR /app
 EXPOSE 80
 RUN /bin/cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime && echo 'Asia/Shanghai' >/etc/timezone
 
-FROM microsoft/dotnet:2.1-sdk AS build
+FROM microsoft/dotnet:3.1-sdk AS build
 WORKDIR /src
 COPY Bailun.DC.Web/Bailun.DC.Web.csproj Bailun.DC.Web/
 COPY Bailun.DC.Services/Bailun.DC.Services.csproj Bailun.DC.Services/

Bailun.DC.Web/Program.cs

@@ -6,6 +6,7 @@ using System.Threading.Tasks;
 using Microsoft.AspNetCore;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.Hosting;
 using Microsoft.Extensions.Logging;
 
 namespace Bailun.DC.Web
@@ -14,20 +15,28 @@ namespace Bailun.DC.Web
     {
         public static void Main(string[] args)
         {
-            CreateWebHostBuilder(args).Build().Run();
+            CreateHostBuilder(args).Build().Run();
         }
 
-        public static IWebHostBuilder CreateWebHostBuilder(string[] args) =>
-            WebHost.CreateDefaultBuilder(args)
-                .UseKestrel(options =>
+
+        public static IHostBuilder CreateHostBuilder(string[] args) =>
+            Host.CreateDefaultBuilder(args)
+                .ConfigureWebHostDefaults(webBuilder =>
                 {
-                    options.Limits.MaxRequestBodySize = 200*1024*1024; // 200M
-                })
-            //.UseHttpSys(options =>
-            //{
-            //    options.MaxRequestBodySize = 100_000_000; 
-            //})
-            .UseStartup<Startup>()
-            ;
+                    webBuilder.UseStartup<Startup>();
+                });
+
+        //public static IWebHostBuilder CreateWebHostBuilder(string[] args) =>
+        //    WebHost.CreateDefaultBuilder(args)
+        //        .UseKestrel(options =>
+        //        {
+        //            options.Limits.MaxRequestBodySize = 200*1024*1024; // 200M
+        //        })
+        //    //.UseHttpSys(options =>
+        //    //{
+        //    //    options.MaxRequestBodySize = 100_000_000; 
+        //    //})
+        //    .UseStartup<Startup>()
+        //    ;
     }
 }

Bailun.DC.Web/Startup.cs

@@ -51,15 +51,18 @@ namespace Bailun.DC.Web
             //注入session服务
             //services.AddSession();
 
-            services.AddMvc().SetCompatibilityVersion(CompatibilityVersion.Version_2_1);
+            services.AddControllersWithViews().AddMvcOptions(options => {
+                options.EnableEndpointRouting = false;
+            }).SetCompatibilityVersion(CompatibilityVersion.Version_3_0);
+
             services.TryAddSingleton<IHttpContextAccessor, HttpContextAccessor>();
             services.AddSingleton(HtmlEncoder.Create(UnicodeRanges.All));
         }
 
         // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
-        public void Configure(IApplicationBuilder app, IHostingEnvironment env)
+        public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
         {
-            if (env.IsDevelopment())
+            if (env.EnvironmentName=="DEBUG")
             {
                 app.UseDeveloperExceptionPage();
             }