[英]docker is running but I am unable to connect using localhost
我有以下 Dockerfile
FROM microsoft/dotnet:latest
WORKDIR /project
我需要一個 .Net webapi 應用程序。 我在運行 dotnet 命令時生成了以下.Net 配置。
{
"$schema": "http://json.schemastore.org/launchsettings.json",
"iisSettings": {
"windowsAuthentication": false,
"anonymousAuthentication": true,
"iisExpress": {
"applicationUrl": "http://localhost:4900",
"sslPort": 0
}
},
"profiles": {
"IIS Express": {
"commandName": "IISExpress",
"launchBrowser": true,
"launchUrl": "api/values",
"environmentVariables": {
"ASPNETCORE_ENVIRONMENT": "Development"
}
},
"ContentBroker": {
"commandName": "Project",
"launchBrowser": true,
"launchUrl": "api/values",
"applicationUrl": "http://localhost:5000",
"environmentVariables": {
"ASPNETCORE_ENVIRONMENT": "Development"
}
}
}
}
運行 web API 的端口設置為使用 5000,當我運行 dotnet run 我看到以下警告,但應用程序啟動
warn: Microsoft.AspNetCore.Server.Kestrel[0]
Unable to bind to http://localhost:5000 on the IPv6 loopback interface: 'Cannot assign requested address'.
Hosting environment: Development
Content root path: /project/ContentBroker
Now listening on: http://localhost:5000
Application started. Press Ctrl+C to shut down.
運行 docker 時,我使用docker run -it -v $(pwd)/project:/project -p 5000:80...
但是,當我嘗試使用 http://localhost/ 從 docker 外部訪問應用程序時,我只看到無法訪問此站點。
我試圖更改.Net 配置文件中使用的端口。 我嘗試更改運行 docker 時使用的端口:端口組合,並嘗試運行 2 個相同的 docker 映像,1 個在端口 5000 上運行 .Net 應用程序,並嘗試使用 ZF6E407C9DE701F5D555555555 從第二個容器訪問它。 但我無法訪問。
我通常從不回答自己的問題,但我認為這是一個合法的答案。
在多次嘗試相同的結果后,我嘗試更改 launchSettings.json 文件。 如前所述,我對 Go lang 項目使用相同的方法,在該項目中,我在運行容器時使用 -p 80:80 並在容器內使用基於 Go 的 Z293C9EA246FF9985DC6F62A650F78 服務器絕對沒有配置。
下面是我用來構建容器的 Dockerfile
FROM microsoft/dotnet:latest
WORKDIR /project
構建后,我使用以下命令運行它
docker run -it -p 8080:5000 -v $(pwd):/project b049b9d625c9
在容器內我使用這個命令創建了一個新網站
dotnet new web --no-https
其次是 dotnet 運行
The template "ASP.NET Core Empty" was created successfully.
Processing post-creation actions...
Running 'dotnet restore' on /project/project.csproj...
Restore completed in 2.55 sec for /project/project.csproj.
Restore succeeded.
root@20e80795dbea:/project# dotnet run
Using launch settings from /project/Properties/launchSettings.json...
warn: Microsoft.AspNetCore.Server.Kestrel[0]
Unable to bind to http://localhost:5000 on the IPv6 loopback interface: 'Cannot assign requested address'.
Hosting environment: Development
Content root path: /project
Now listening on: http://localhost:5000
Application started. Press Ctrl+C to shut down.
此時我無法訪問該站點。 然后我將launchSettings.json從:
"project": {
"commandName": "Project",
"launchBrowser": true,
"applicationUrl": "http://localhost:5000",
"environmentVariables": {
"ASPNETCORE_ENVIRONMENT": "Development"
}
}
至:
"project": {
"commandName": "Project",
"launchBrowser": true,
"applicationUrl": "http://::5000",
"environmentVariables": {
"ASPNETCORE_ENVIRONMENT": "Development"
}
}
然后再次運行 dotnet run ,這次我在容器中看到以下 output
dotnet run
Using launch settings from /project/Properties/launchSettings.json...
Hosting environment: Development
Content root path: /project
Now listening on: http://[::]:5000
Application started. Press Ctrl+C to shut down.
現在,當使用 http://localhost:8080/ 訪問站點時,我看到打印了“Hello World”消息,並且看到請求被記錄在容器中
info: Microsoft.AspNetCore.Hosting.Internal.WebHost[1]
Request starting HTTP/1.1 GET http://localhost:8080/
info: Microsoft.AspNetCore.Hosting.Internal.WebHost[2]
Request finished in 54.3697ms 200
info: Microsoft.AspNetCore.Hosting.Internal.WebHost[1]
Request starting HTTP/1.1 GET http://localhost:8080/favicon.ico
info: Microsoft.AspNetCore.Hosting.Internal.WebHost[2]
Request finished in 1.367ms 200
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