.NET Core 2 和 SwashBuckle Swagger UI 未显示 [英] .NET Core 2 and SwashBuckle Swagger UI is not Displaying

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本文介绍了.NET Core 2 和 SwashBuckle Swagger UI 未显示的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!

问题描述

我已经学习了一些教程,并且已经让它在工作中工作,但由于某种原因,我无法让 UI 显示,但创建了 Swagger Json.我看的最后一个教程是 这里.

I have followed a few tutorials and have gotten this to work at work but for some reason I am not able to get the UI to display but the Swagger Json is created. Last tutorial I looked at is here.

我的设置是这样的:

Nuget 包: Swashbuckle.AspNetCore(1.0.0)

ConfigureServices 方法:

services.AddSwaggerGen(options =>
            {
                options.SwaggerDoc("v1",
                    new Info
                    {
                        Title = "MediatR Example",
                        Version = "v1",
                        Description = "Trying out the MediatR library to simplify Request and Response logic.",
                        TermsOfService = "WTFPL",
                        Contact = new Contact
                        {
                            Email = "",
                            Name = "",
                            Url = "https://github.com/CubicleJockey/MediatR-Playground"
                        }
                    }
                );

                var xmlDocFile = Path.Combine(PlatformServices.Default.Application.ApplicationBasePath, @"MediatR-Messages.Api.xml");
                options.IncludeXmlComments(xmlDocFile);
                options.DescribeAllEnumsAsStrings();
            });

配置方法:

 app.UseMvcWithDefaultRoute();

            // Enable middleware to serve generated Swagger as a JSON endpoint.
            app.UseSwagger();

            // Enable middleware to serve swagger-ui (HTML, JS, CSS etc.), specifying the Swagger JSON endpoint
            app.UseSwaggerUI(config =>
            {
                config.SwaggerEndpoint("/swagger/v1/swagger.json", "V1 Docs");
            });

launchSettings.json:

"IIS Express": {
      "commandName": "IISExpress",
      "launchBrowser": true,
      "launchUrl": "swagger/",
      "environmentVariables": {
        "ASPNETCORE_ENVIRONMENT": "Development"
      }
    },

运行和访问 Swagger JSON url 会生成适当的 JSON:

Running and visiting the Swagger JSON url produces the appropriate JSON:

   {
   "swagger":"2.0",
   "info":{
      "version":"v1",
      "title":"MediatR Example",
      "description":"Trying out the MediatR library to simplify Request and Response logic.",
      "termsOfService":"WTFPL",
      "contact":{
         "name":"André Davis",
         "url":"https://github.com/CubicleJockey/MediatR-Playground",
         "email":"davis.andre@gmail.com"
      }
   },
   "basePath":"/",
   "paths":{
      "/api/Addition":{
         "get":{
            "tags":[
               "Addition"
            ],
            "summary":"Get Methods that takes two numbers and gets the sum.",
            "operationId":"ApiAdditionGet",
            "consumes":[

            ],
            "produces":[
               "text/plain",
               "application/json",
               "text/json"
            ],
            "parameters":[
               {
                  "name":"left",
                  "in":"query",
                  "description":"Left hand side of the equation.",
                  "required":false,
                  "type":"integer",
                  "format":"int32"
               },
               {
                  "name":"right",
                  "in":"query",
                  "description":"Right hand side of the equation.",
                  "required":false,
                  "type":"integer",
                  "format":"int32"
               }
            ],
            "responses":{
               "200":{
                  "description":"Success",
                  "schema":{
                     "$ref":"#/definitions/Task[AdditionResponse]"
                  }
               }
            }
         }
      }
   },
   "definitions":{
      "Task[AdditionResponse]":{
         "type":"object",
         "properties":{
            "result":{
               "$ref":"#/definitions/AdditionResponse",
               "readOnly":true
            },
            "id":{
               "format":"int32",
               "type":"integer",
               "readOnly":true
            },
            "exception":{
               "type":"object",
               "readOnly":true
            },
            "status":{
               "enum":[
                  "Created",
                  "WaitingForActivation",
                  "WaitingToRun",
                  "Running",
                  "WaitingForChildrenToComplete",
                  "RanToCompletion",
                  "Canceled",
                  "Faulted"
               ],
               "type":"string",
               "readOnly":true
            },
            "isCanceled":{
               "type":"boolean",
               "readOnly":true
            },
            "isCompleted":{
               "type":"boolean",
               "readOnly":true
            },
            "isCompletedSuccessfully":{
               "type":"boolean",
               "readOnly":true
            },
            "creationOptions":{
               "enum":[
                  "None",
                  "PreferFairness",
                  "LongRunning",
                  "AttachedToParent",
                  "DenyChildAttach",
                  "HideScheduler",
                  "RunContinuationsAsynchronously"
               ],
               "type":"string",
               "readOnly":true
            },
            "asyncState":{
               "type":"object",
               "readOnly":true
            },
            "isFaulted":{
               "type":"boolean",
               "readOnly":true
            }
         }
      },
      "AdditionResponse":{
         "type":"object",
         "properties":{
            "answer":{
               "format":"int32",
               "type":"integer",
               "readOnly":true
            },
            "equation":{
               "type":"string",
               "readOnly":true
            }
         }
      }
   },
   "securityDefinitions":{

   }
}

访问默认的 Swagger UI 网址时,我得到一个 404.尝试了一些变体.

When visiting the default Swagger UI url I get a 404. Tried a few variations.

  1. 本地主机:64881/swagger/
  2. 本地主机:64881/swagger/ui
  3. localhost:64881/swagger/index.html
  4. localhost:64881/swagger/ui/index.html

以上所有都返回 404.根据版本,这些都可以正常工作.我错过了什么.

All of the above return 404. These have worked before depending on the versions. What am I missing.

我的完整源代码可以在 GitHub 这里找到.这是这个问题的一个分支,所以代码符合我的要求.

My full source code can be found on GitHub here. This is a branch for this question so the code matches my ask.

推荐答案

对我有什么诀窍:

  1. 从部署文件夹中删除所有旧文件(我尝试使用 IIS,也适用于其他托管类型)
  2. Microsoft.AspNetCore.All 元包替换所有 Microsoft.AspNetCore.* 包 - 请参阅 这篇文章了解详情.
  3. [可选] 只是副作用,重新安装 Swashbuckle.AspNetCore 包(不需要其他 Swashbuckle.AspNetCore.* 包)
  4. 确保项目文件中有这两个包(足以让它工作):

  1. Delete all old files from your deployment folder (I tried with IIS, also works for other hosting types)
  2. Replace all Microsoft.AspNetCore.* packages with Microsoft.AspNetCore.All meta package - see this post for the details.
  3. [optional] Just case of the side effects, reinstall Swashbuckle.AspNetCore package (no other Swashbuckle.AspNetCore.* packages needed)
  4. Make sure you have these 2 packages in the project file (it is enough to make it working):

  • PackageReference Include="Microsoft.AspNetCore.All" Version="2.0.0"
  • PackageReference Include="Swashbuckle.AspNetCore" Version="1.0.0"

发布(或通过复制文件进行部署)到您的部署文件夹.现在它应该可以工作了.

Publish (or deploy by copying the files) to your deployment folder. Now it should work.

注意:如果您的 API 中有重复的模型名称,有时它会失败(在这种情况下,它会在浏览器中显示一些不清楚的错误);)

NOTE: sometimes it fails (in this case it shows some unclear error in the browser) if you have duplicating model names in your API ;)

这篇关于.NET Core 2 和 SwashBuckle Swagger UI 未显示的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!

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